diff options
Diffstat (limited to 'drivers/staging')
141 files changed, 4686 insertions, 10985 deletions
diff --git a/drivers/staging/axis-fifo/axis-fifo.c b/drivers/staging/axis-fifo/axis-fifo.c index 7540c20090c7..351f983ef914 100644 --- a/drivers/staging/axis-fifo/axis-fifo.c +++ b/drivers/staging/axis-fifo/axis-fifo.c @@ -393,16 +393,14 @@ static ssize_t axis_fifo_read(struct file *f, char __user *buf, bytes_available = ioread32(fifo->base_addr + XLLF_RLR_OFFSET); if (!bytes_available) { - dev_err(fifo->dt_device, "received a packet of length 0 - fifo core will be reset\n"); - reset_ip_core(fifo); + dev_err(fifo->dt_device, "received a packet of length 0\n"); ret = -EIO; goto end_unlock; } if (bytes_available > len) { - dev_err(fifo->dt_device, "user read buffer too small (available bytes=%zu user buffer bytes=%zu) - fifo core will be reset\n", + dev_err(fifo->dt_device, "user read buffer too small (available bytes=%zu user buffer bytes=%zu)\n", bytes_available, len); - reset_ip_core(fifo); ret = -EINVAL; goto end_unlock; } @@ -411,8 +409,7 @@ static ssize_t axis_fifo_read(struct file *f, char __user *buf, /* this probably can't happen unless IP * registers were previously mishandled */ - dev_err(fifo->dt_device, "received a packet that isn't word-aligned - fifo core will be reset\n"); - reset_ip_core(fifo); + dev_err(fifo->dt_device, "received a packet that isn't word-aligned\n"); ret = -EIO; goto end_unlock; } @@ -433,7 +430,6 @@ static ssize_t axis_fifo_read(struct file *f, char __user *buf, if (copy_to_user(buf + copied * sizeof(u32), tmp_buf, copy * sizeof(u32))) { - reset_ip_core(fifo); ret = -EFAULT; goto end_unlock; } @@ -542,7 +538,6 @@ static ssize_t axis_fifo_write(struct file *f, const char __user *buf, if (copy_from_user(tmp_buf, buf + copied * sizeof(u32), copy * sizeof(u32))) { - reset_ip_core(fifo); ret = -EFAULT; goto end_unlock; } @@ -775,9 +770,6 @@ static int axis_fifo_parse_dt(struct axis_fifo *fifo) goto end; } - /* IP sets TDFV to fifo depth - 4 so we will do the same */ - fifo->tx_fifo_depth -= 4; - ret = get_dts_property(fifo, "xlnx,use-rx-data", &fifo->has_rx_fifo); if (ret) { dev_err(fifo->dt_device, "missing xlnx,use-rx-data property\n"); diff --git a/drivers/staging/fbtft/Kconfig b/drivers/staging/fbtft/Kconfig index dcf6a70455cc..c2655768209a 100644 --- a/drivers/staging/fbtft/Kconfig +++ b/drivers/staging/fbtft/Kconfig @@ -8,160 +8,136 @@ menuconfig FB_TFT select FB_BACKLIGHT select FB_SYSMEM_HELPERS_DEFERRED +if FB_TFT + config FB_TFT_AGM1264K_FL tristate "FB driver for the AGM1264K-FL LCD display" - depends on FB_TFT help Framebuffer support for the AGM1264K-FL LCD display (two Samsung KS0108 compatible chips) config FB_TFT_BD663474 tristate "FB driver for the BD663474 LCD Controller" - depends on FB_TFT help Generic Framebuffer support for BD663474 config FB_TFT_HX8340BN tristate "FB driver for the HX8340BN LCD Controller" - depends on FB_TFT help Generic Framebuffer support for HX8340BN config FB_TFT_HX8347D tristate "FB driver for the HX8347D LCD Controller" - depends on FB_TFT help Generic Framebuffer support for HX8347D config FB_TFT_HX8353D tristate "FB driver for the HX8353D LCD Controller" - depends on FB_TFT help Generic Framebuffer support for HX8353D config FB_TFT_HX8357D tristate "FB driver for the HX8357D LCD Controller" - depends on FB_TFT help Generic Framebuffer support for HX8357D config FB_TFT_ILI9163 tristate "FB driver for the ILI9163 LCD Controller" - depends on FB_TFT help Generic Framebuffer support for ILI9163 config FB_TFT_ILI9320 tristate "FB driver for the ILI9320 LCD Controller" - depends on FB_TFT help Generic Framebuffer support for ILI9320 config FB_TFT_ILI9325 tristate "FB driver for the ILI9325 LCD Controller" - depends on FB_TFT help Generic Framebuffer support for ILI9325 config FB_TFT_ILI9340 tristate "FB driver for the ILI9340 LCD Controller" - depends on FB_TFT help Generic Framebuffer support for ILI9340 config FB_TFT_ILI9341 tristate "FB driver for the ILI9341 LCD Controller" - depends on FB_TFT help Generic Framebuffer support for ILI9341 config FB_TFT_ILI9481 tristate "FB driver for the ILI9481 LCD Controller" - depends on FB_TFT help Generic Framebuffer support for ILI9481 config FB_TFT_ILI9486 tristate "FB driver for the ILI9486 LCD Controller" - depends on FB_TFT help Generic Framebuffer support for ILI9486 config FB_TFT_PCD8544 tristate "FB driver for the PCD8544 LCD Controller" - depends on FB_TFT help Generic Framebuffer support for PCD8544 config FB_TFT_RA8875 tristate "FB driver for the RA8875 LCD Controller" - depends on FB_TFT help Generic Framebuffer support for RA8875 config FB_TFT_S6D02A1 tristate "FB driver for the S6D02A1 LCD Controller" - depends on FB_TFT help Generic Framebuffer support for S6D02A1 config FB_TFT_S6D1121 tristate "FB driver for the S6D1211 LCD Controller" - depends on FB_TFT help Generic Framebuffer support for S6D1121 config FB_TFT_SEPS525 tristate "FB driver for the SEPS525 LCD Controller" - depends on FB_TFT help Generic Framebuffer support for SEPS525 Say Y if you have such a display that utilizes this controller. config FB_TFT_SH1106 tristate "FB driver for the SH1106 OLED Controller" - depends on FB_TFT help Framebuffer support for SH1106 config FB_TFT_SSD1289 tristate "FB driver for the SSD1289 LCD Controller" - depends on FB_TFT help Framebuffer support for SSD1289 config FB_TFT_SSD1305 tristate "FB driver for the SSD1305 OLED Controller" - depends on FB_TFT help Framebuffer support for SSD1305 config FB_TFT_SSD1306 tristate "FB driver for the SSD1306 OLED Controller" - depends on FB_TFT help Framebuffer support for SSD1306 config FB_TFT_SSD1331 tristate "FB driver for the SSD1331 LCD Controller" - depends on FB_TFT help Framebuffer support for SSD1331 config FB_TFT_SSD1351 tristate "FB driver for the SSD1351 LCD Controller" - depends on FB_TFT help Framebuffer support for SSD1351 config FB_TFT_ST7735R tristate "FB driver for the ST7735R LCD Controller" - depends on FB_TFT help Generic Framebuffer support for ST7735R config FB_TFT_ST7789V tristate "FB driver for the ST7789V LCD Controller" - depends on FB_TFT help This enables generic framebuffer support for the Sitronix ST7789V display controller. The controller is intended for small color @@ -171,30 +147,27 @@ config FB_TFT_ST7789V config FB_TFT_TINYLCD tristate "FB driver for tinylcd.com display" - depends on FB_TFT help Custom Framebuffer support for tinylcd.com display config FB_TFT_TLS8204 tristate "FB driver for the TLS8204 LCD Controller" - depends on FB_TFT help Generic Framebuffer support for TLS8204 config FB_TFT_UC1611 tristate "FB driver for the UC1611 LCD controller" - depends on FB_TFT help Generic Framebuffer support for UC1611 config FB_TFT_UC1701 tristate "FB driver for the UC1701 LCD Controller" - depends on FB_TFT help Generic Framebuffer support for UC1701 config FB_TFT_UPD161704 tristate "FB driver for the uPD161704 LCD Controller" - depends on FB_TFT help Generic Framebuffer support for uPD161704 + +endif diff --git a/drivers/staging/fbtft/fbtft-core.c b/drivers/staging/fbtft/fbtft-core.c index 4cfa494243b9..da9c64152a60 100644 --- a/drivers/staging/fbtft/fbtft-core.c +++ b/drivers/staging/fbtft/fbtft-core.c @@ -337,9 +337,7 @@ static void fbtft_deferred_io(struct fb_info *info, struct list_head *pagereflis list_for_each_entry(pageref, pagereflist, list) { y_low = pageref->offset / info->fix.line_length; y_high = (pageref->offset + PAGE_SIZE - 1) / info->fix.line_length; - dev_dbg(info->device, - "page->index=%lu y_low=%d y_high=%d\n", - pageref->page->index, y_low, y_high); + dev_dbg(info->device, "y_low=%d y_high=%d\n", y_low, y_high); if (y_high > info->var.yres - 1) y_high = info->var.yres - 1; if (y_low < dirty_lines_start) diff --git a/drivers/staging/gpib/Kconfig b/drivers/staging/gpib/Kconfig index 81510db3072e..aa01538d5beb 100644 --- a/drivers/staging/gpib/Kconfig +++ b/drivers/staging/gpib/Kconfig @@ -50,7 +50,6 @@ config GPIB_CEC_PCI tristate "CEC PCI board" depends on PCI depends on HAS_IOPORT - depends on !X86_PAE select GPIB_COMMON select GPIB_NEC7210 help @@ -64,7 +63,6 @@ config GPIB_NI_PCI_ISA tristate "NI PCI/ISA compatible boards" depends on ISA_BUS || PCI || PCMCIA depends on HAS_IOPORT - depends on !X86_PAE depends on PCMCIA || !PCMCIA depends on HAS_IOPORT_MAP select GPIB_COMMON @@ -90,7 +88,6 @@ config GPIB_CB7210 tristate "Measurement Computing compatible boards" depends on HAS_IOPORT depends on ISA_BUS || PCI || PCMCIA - depends on !X86_PAE depends on PCMCIA || !PCMCIA select GPIB_COMMON select GPIB_NEC7210 @@ -169,7 +166,6 @@ config GPIB_HP82341 tristate "HP82341x" select GPIB_COMMON select GPIB_TMS9914 - depends on BROKEN depends on ISA_BUS || EISA help GPIB driver for HP82341 A/B/C/D boards @@ -182,7 +178,6 @@ config GPIB_INES depends on PCI || ISA_BUS || PCMCIA depends on PCMCIA || !PCMCIA depends on HAS_IOPORT - depends on !X86_PAE select GPIB_COMMON select GPIB_NEC7210 help diff --git a/drivers/staging/gpib/agilent_82350b/agilent_82350b.c b/drivers/staging/gpib/agilent_82350b/agilent_82350b.c index 3f4f95b7fe34..94bbb3b6576d 100644 --- a/drivers/staging/gpib/agilent_82350b/agilent_82350b.c +++ b/drivers/staging/gpib/agilent_82350b/agilent_82350b.c @@ -4,6 +4,10 @@ * copyright : (C) 2002, 2004 by Frank Mori Hess * ***************************************************************************/ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt +#define dev_fmt pr_fmt +#define DRV_NAME KBUILD_MODNAME + #include "agilent_82350b.h" #include <linux/delay.h> #include <linux/ioport.h> @@ -20,8 +24,14 @@ MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("GPIB driver for Agilent 82350b"); -int agilent_82350b_accel_read(gpib_board_t *board, uint8_t *buffer, size_t length, int *end, - size_t *bytes_read) +static int read_transfer_counter(struct agilent_82350b_priv *a_priv); +static unsigned short read_and_clear_event_status(struct gpib_board *board); +static void set_transfer_counter(struct agilent_82350b_priv *a_priv, int count); +static int agilent_82350b_write(struct gpib_board *board, u8 *buffer, + size_t length, int send_eoi, size_t *bytes_written); + +static int agilent_82350b_accel_read(struct gpib_board *board, u8 *buffer, + size_t length, int *end, size_t *bytes_read) { struct agilent_82350b_priv *a_priv = board->private_data; @@ -29,7 +39,7 @@ int agilent_82350b_accel_read(gpib_board_t *board, uint8_t *buffer, size_t lengt int retval = 0; unsigned short event_status; int i, num_fifo_bytes; - //hardware doesn't support checking for end-of-string character when using fifo + /* hardware doesn't support checking for end-of-string character when using fifo */ if (tms_priv->eos_flags & REOS) return tms9914_read(board, tms_priv, buffer, length, end, bytes_read); @@ -40,17 +50,14 @@ int agilent_82350b_accel_read(gpib_board_t *board, uint8_t *buffer, size_t lengt *bytes_read = 0; if (length == 0) return 0; - //disable fifo for the moment + /* disable fifo for the moment */ writeb(DIRECTION_GPIB_TO_HOST, a_priv->gpib_base + SRAM_ACCESS_CONTROL_REG); - // handle corner case of board not in holdoff and one byte might slip in early + /* handle corner case of board not in holdoff and one byte might slip in early */ if (tms_priv->holdoff_active == 0 && length > 1) { size_t num_bytes; retval = tms9914_read(board, tms_priv, buffer, 1, end, &num_bytes); *bytes_read += num_bytes; - if (retval < 0) - dev_err(board->gpib_dev, "%s: tms9914_read failed retval=%i\n", - driver_name, retval); if (retval < 0 || *end) return retval; ++buffer; @@ -60,16 +67,14 @@ int agilent_82350b_accel_read(gpib_board_t *board, uint8_t *buffer, size_t lengt tms9914_release_holdoff(tms_priv); i = 0; num_fifo_bytes = length - 1; - write_byte(tms_priv, tms_priv->imr0_bits & ~HR_BIIE, IMR0); // disable BI interrupts + /* disable BI interrupts */ + write_byte(tms_priv, tms_priv->imr0_bits & ~HR_BIIE, IMR0); while (i < num_fifo_bytes && *end == 0) { int block_size; int j; int count; - if (num_fifo_bytes - i < agilent_82350b_fifo_size) - block_size = num_fifo_bytes - i; - else - block_size = agilent_82350b_fifo_size; + block_size = min(num_fifo_bytes - i, agilent_82350b_fifo_size); set_transfer_counter(a_priv, block_size); writeb(ENABLE_TI_TO_SRAM | DIRECTION_GPIB_TO_HOST, a_priv->gpib_base + SRAM_ACCESS_CONTROL_REG); @@ -86,7 +91,6 @@ int agilent_82350b_accel_read(gpib_board_t *board, uint8_t *buffer, size_t lengt test_bit(DEV_CLEAR_BN, &tms_priv->state) || test_bit(TIMO_NUM, &board->status)); if (retval) { - dev_dbg(board->gpib_dev, "%s: read wait interrupted\n", driver_name); retval = -ERESTARTSYS; break; } @@ -100,28 +104,26 @@ int agilent_82350b_accel_read(gpib_board_t *board, uint8_t *buffer, size_t lengt *end = 1; } if (test_bit(TIMO_NUM, &board->status)) { - dev_err(board->gpib_dev, "%s: read timed out\n", driver_name); retval = -ETIMEDOUT; break; } if (test_bit(DEV_CLEAR_BN, &tms_priv->state)) { - dev_err(board->gpib_dev, "%s: device clear interrupted read\n", - driver_name); retval = -EINTR; break; } } - write_byte(tms_priv, tms_priv->imr0_bits, IMR0); // re-enable BI interrupts + /* re-enable BI interrupts */ + write_byte(tms_priv, tms_priv->imr0_bits, IMR0); *bytes_read += i; buffer += i; length -= i; writeb(DIRECTION_GPIB_TO_HOST, a_priv->gpib_base + SRAM_ACCESS_CONTROL_REG); if (retval < 0) return retval; - // read last bytes if we havn't received an END yet + /* read last bytes if we havn't received an END yet */ if (*end == 0) { size_t num_bytes; - // try to make sure we holdoff after last byte read + /* try to make sure we holdoff after last byte read */ retval = tms9914_read(board, tms_priv, buffer, length, end, &num_bytes); *bytes_read += num_bytes; if (retval < 0) @@ -130,30 +132,24 @@ int agilent_82350b_accel_read(gpib_board_t *board, uint8_t *buffer, size_t lengt return 0; } -static int translate_wait_return_value(gpib_board_t *board, int retval) +static int translate_wait_return_value(struct gpib_board *board, int retval) { struct agilent_82350b_priv *a_priv = board->private_data; struct tms9914_priv *tms_priv = &a_priv->tms9914_priv; - if (retval) { - dev_err(board->gpib_dev, "%s: write wait interrupted\n", driver_name); + if (retval) return -ERESTARTSYS; - } - if (test_bit(TIMO_NUM, &board->status)) { - dev_err(board->gpib_dev, "%s: write timed out\n", driver_name); + if (test_bit(TIMO_NUM, &board->status)) return -ETIMEDOUT; - } - if (test_bit(DEV_CLEAR_BN, &tms_priv->state)) { - dev_err(board->gpib_dev, "%s: device clear interrupted write\n", driver_name); + if (test_bit(DEV_CLEAR_BN, &tms_priv->state)) return -EINTR; - } return 0; } -int agilent_82350b_accel_write(gpib_board_t *board, uint8_t *buffer, size_t length, int send_eoi, - size_t *bytes_written) - +static int agilent_82350b_accel_write(struct gpib_board *board, u8 *buffer, + size_t length, int send_eoi, + size_t *bytes_written) { struct agilent_82350b_priv *a_priv = board->private_data; struct tms9914_priv *tms_priv = &a_priv->tms9914_priv; @@ -174,10 +170,8 @@ int agilent_82350b_accel_write(gpib_board_t *board, uint8_t *buffer, size_t leng event_status = read_and_clear_event_status(board); - //pr_info("ag_ac_wr: event status 0x%x tms state 0x%lx\n", event_status, tms_priv->state); - #ifdef EXPERIMENTAL - pr_info("ag_ac_wr: wait for previous BO to complete if any\n"); + /* wait for previous BO to complete if any */ retval = wait_event_interruptible(board->wait, test_bit(DEV_CLEAR_BN, &tms_priv->state) || test_bit(WRITE_READY_BN, &tms_priv->state) || @@ -188,36 +182,25 @@ int agilent_82350b_accel_write(gpib_board_t *board, uint8_t *buffer, size_t leng return retval; #endif - //pr_info("ag_ac_wr: sending first byte\n"); retval = agilent_82350b_write(board, buffer, 1, 0, &num_bytes); *bytes_written += num_bytes; if (retval < 0) return retval; - //pr_info("ag_ac_wr: %ld bytes eoi %d tms state 0x%lx\n",length, send_eoi, tms_priv->state); - write_byte(tms_priv, tms_priv->imr0_bits & ~HR_BOIE, IMR0); for (i = 1; i < fifotransferlength;) { clear_bit(WRITE_READY_BN, &tms_priv->state); - if (fifotransferlength - i < agilent_82350b_fifo_size) - block_size = fifotransferlength - i; - else - block_size = agilent_82350b_fifo_size; + block_size = min(fifotransferlength - i, agilent_82350b_fifo_size); set_transfer_counter(a_priv, block_size); for (j = 0; j < block_size; ++j, ++i) { - // load data into board's sram + /* load data into board's sram */ writeb(buffer[i], a_priv->sram_base + j); } writeb(ENABLE_TI_TO_SRAM, a_priv->gpib_base + SRAM_ACCESS_CONTROL_REG); - //pr_info("ag_ac_wr: send block: %d bytes tms 0x%lx\n", block_size, - // tms_priv->state); - - if (agilent_82350b_fifo_is_halted(a_priv)) { + if (agilent_82350b_fifo_is_halted(a_priv)) writeb(RESTART_STREAM_BIT, a_priv->gpib_base + STREAM_STATUS_REG); - // pr_info("ag_ac_wr: needed restart\n"); - } retval = wait_event_interruptible(board->wait, ((event_status = @@ -227,7 +210,6 @@ int agilent_82350b_accel_write(gpib_board_t *board, uint8_t *buffer, size_t leng test_bit(TIMO_NUM, &board->status)); writeb(0, a_priv->gpib_base + SRAM_ACCESS_CONTROL_REG); num_bytes = block_size - read_transfer_counter(a_priv); - //pr_info("ag_ac_wr: sent %ld bytes tms 0x%lx\n", num_bytes, tms_priv->state); *bytes_written += num_bytes; retval = translate_wait_return_value(board, retval); @@ -239,9 +221,6 @@ int agilent_82350b_accel_write(gpib_board_t *board, uint8_t *buffer, size_t leng return retval; if (send_eoi) { - //pr_info("ag_ac_wr: sending last byte with eoi byte no: %d\n", - // fifotransferlength+1); - retval = agilent_82350b_write(board, buffer + fifotransferlength, 1, send_eoi, &num_bytes); *bytes_written += num_bytes; @@ -251,8 +230,7 @@ int agilent_82350b_accel_write(gpib_board_t *board, uint8_t *buffer, size_t leng return 0; } -unsigned short read_and_clear_event_status(gpib_board_t *board) - +static unsigned short read_and_clear_event_status(struct gpib_board *board) { struct agilent_82350b_priv *a_priv = board->private_data; unsigned long flags; @@ -265,12 +243,12 @@ unsigned short read_and_clear_event_status(gpib_board_t *board) return status; } -irqreturn_t agilent_82350b_interrupt(int irq, void *arg) +static irqreturn_t agilent_82350b_interrupt(int irq, void *arg) { int tms9914_status1 = 0, tms9914_status2 = 0; int event_status; - gpib_board_t *board = arg; + struct gpib_board *board = arg; struct agilent_82350b_priv *a_priv = board->private_data; unsigned long flags; irqreturn_t retval = IRQ_NONE; @@ -286,8 +264,7 @@ irqreturn_t agilent_82350b_interrupt(int irq, void *arg) tms9914_interrupt_have_status(board, &a_priv->tms9914_priv, tms9914_status1, tms9914_status2); } -//pr_info("event_status=0x%x s1 %x s2 %x\n", event_status,tms9914_status1,tms9914_status2); -//write-clear status bits + /* write-clear status bits */ if (event_status & (BUFFER_END_STATUS_BIT | TERM_COUNT_STATUS_BIT)) { writeb(event_status & (BUFFER_END_STATUS_BIT | TERM_COUNT_STATUS_BIT), a_priv->gpib_base + EVENT_STATUS_REG); @@ -298,12 +275,9 @@ irqreturn_t agilent_82350b_interrupt(int irq, void *arg) return retval; } -void agilent_82350b_detach(gpib_board_t *board); - -const char *driver_name = "agilent_82350b"; - -int read_transfer_counter(struct agilent_82350b_priv *a_priv) +static void agilent_82350b_detach(struct gpib_board *board); +static int read_transfer_counter(struct agilent_82350b_priv *a_priv) { int lo, mid, value; @@ -314,29 +288,27 @@ int read_transfer_counter(struct agilent_82350b_priv *a_priv) return value; } -void set_transfer_counter(struct agilent_82350b_priv *a_priv, int count) - +static void set_transfer_counter(struct agilent_82350b_priv *a_priv, int count) { int complement = -count; writeb(complement & 0xff, a_priv->gpib_base + XFER_COUNT_LO_REG); writeb((complement >> 8) & 0xff, a_priv->gpib_base + XFER_COUNT_MID_REG); - //I don't think the hi count reg is even used, but oh well + /* I don't think the hi count reg is even used, but oh well */ writeb((complement >> 16) & 0xf, a_priv->gpib_base + XFER_COUNT_HI_REG); } -// wrappers for interface functions -int agilent_82350b_read(gpib_board_t *board, uint8_t *buffer, size_t length, int *end, - size_t *bytes_read) - +/* wrappers for interface functions */ +static int agilent_82350b_read(struct gpib_board *board, u8 *buffer, + size_t length, int *end, size_t *bytes_read) { struct agilent_82350b_priv *priv = board->private_data; return tms9914_read(board, &priv->tms9914_priv, buffer, length, end, bytes_read); } -int agilent_82350b_write(gpib_board_t *board, uint8_t *buffer, size_t length, int send_eoi, - size_t *bytes_written) +static int agilent_82350b_write(struct gpib_board *board, u8 *buffer, + size_t length, int send_eoi, size_t *bytes_written) { struct agilent_82350b_priv *priv = board->private_data; @@ -344,8 +316,8 @@ int agilent_82350b_write(gpib_board_t *board, uint8_t *buffer, size_t length, in return tms9914_write(board, &priv->tms9914_priv, buffer, length, send_eoi, bytes_written); } -int agilent_82350b_command(gpib_board_t *board, uint8_t *buffer, size_t length, - size_t *bytes_written) +static int agilent_82350b_command(struct gpib_board *board, u8 *buffer, + size_t length, size_t *bytes_written) { struct agilent_82350b_priv *priv = board->private_data; @@ -353,7 +325,7 @@ int agilent_82350b_command(gpib_board_t *board, uint8_t *buffer, size_t length, return tms9914_command(board, &priv->tms9914_priv, buffer, length, bytes_written); } -int agilent_82350b_take_control(gpib_board_t *board, int synchronous) +static int agilent_82350b_take_control(struct gpib_board *board, int synchronous) { struct agilent_82350b_priv *priv = board->private_data; @@ -361,7 +333,7 @@ int agilent_82350b_take_control(gpib_board_t *board, int synchronous) return tms9914_take_control_workaround(board, &priv->tms9914_priv, synchronous); } -int agilent_82350b_go_to_standby(gpib_board_t *board) +static int agilent_82350b_go_to_standby(struct gpib_board *board) { struct agilent_82350b_priv *priv = board->private_data; @@ -369,8 +341,7 @@ int agilent_82350b_go_to_standby(gpib_board_t *board) return tms9914_go_to_standby(board, &priv->tms9914_priv); } -void agilent_82350b_request_system_control(gpib_board_t *board, int request_control) - +static int agilent_82350b_request_system_control(struct gpib_board *board, int request_control) { struct agilent_82350b_priv *a_priv = board->private_data; @@ -384,10 +355,10 @@ void agilent_82350b_request_system_control(gpib_board_t *board, int request_cont writeb(0, a_priv->gpib_base + INTERNAL_CONFIG_REG); } writeb(a_priv->card_mode_bits, a_priv->gpib_base + CARD_MODE_REG); - tms9914_request_system_control(board, &a_priv->tms9914_priv, request_control); + return tms9914_request_system_control(board, &a_priv->tms9914_priv, request_control); } -void agilent_82350b_interface_clear(gpib_board_t *board, int assert) +static void agilent_82350b_interface_clear(struct gpib_board *board, int assert) { struct agilent_82350b_priv *priv = board->private_data; @@ -395,104 +366,96 @@ void agilent_82350b_interface_clear(gpib_board_t *board, int assert) tms9914_interface_clear(board, &priv->tms9914_priv, assert); } -void agilent_82350b_remote_enable(gpib_board_t *board, int enable) - +static void agilent_82350b_remote_enable(struct gpib_board *board, int enable) { struct agilent_82350b_priv *priv = board->private_data; tms9914_remote_enable(board, &priv->tms9914_priv, enable); } -int agilent_82350b_enable_eos(gpib_board_t *board, uint8_t eos_byte, int compare_8_bits) - +static int agilent_82350b_enable_eos(struct gpib_board *board, u8 eos_byte, + int compare_8_bits) { struct agilent_82350b_priv *priv = board->private_data; return tms9914_enable_eos(board, &priv->tms9914_priv, eos_byte, compare_8_bits); } -void agilent_82350b_disable_eos(gpib_board_t *board) - +static void agilent_82350b_disable_eos(struct gpib_board *board) { struct agilent_82350b_priv *priv = board->private_data; tms9914_disable_eos(board, &priv->tms9914_priv); } -unsigned int agilent_82350b_update_status(gpib_board_t *board, unsigned int clear_mask) - +static unsigned int agilent_82350b_update_status(struct gpib_board *board, + unsigned int clear_mask) { struct agilent_82350b_priv *priv = board->private_data; return tms9914_update_status(board, &priv->tms9914_priv, clear_mask); } -int agilent_82350b_primary_address(gpib_board_t *board, unsigned int address) - +static int agilent_82350b_primary_address(struct gpib_board *board, + unsigned int address) { struct agilent_82350b_priv *priv = board->private_data; return tms9914_primary_address(board, &priv->tms9914_priv, address); } -int agilent_82350b_secondary_address(gpib_board_t *board, unsigned int address, int enable) - +static int agilent_82350b_secondary_address(struct gpib_board *board, + unsigned int address, int enable) { struct agilent_82350b_priv *priv = board->private_data; return tms9914_secondary_address(board, &priv->tms9914_priv, address, enable); } -int agilent_82350b_parallel_poll(gpib_board_t *board, uint8_t *result) - +static int agilent_82350b_parallel_poll(struct gpib_board *board, u8 *result) { struct agilent_82350b_priv *priv = board->private_data; return tms9914_parallel_poll(board, &priv->tms9914_priv, result); } -void agilent_82350b_parallel_poll_configure(gpib_board_t *board, uint8_t config) - +static void agilent_82350b_parallel_poll_configure(struct gpib_board *board, + u8 config) { struct agilent_82350b_priv *priv = board->private_data; tms9914_parallel_poll_configure(board, &priv->tms9914_priv, config); } -void agilent_82350b_parallel_poll_response(gpib_board_t *board, int ist) - +static void agilent_82350b_parallel_poll_response(struct gpib_board *board, int ist) { struct agilent_82350b_priv *priv = board->private_data; tms9914_parallel_poll_response(board, &priv->tms9914_priv, ist); } -void agilent_82350b_serial_poll_response(gpib_board_t *board, uint8_t status) - +static void agilent_82350b_serial_poll_response(struct gpib_board *board, u8 status) { struct agilent_82350b_priv *priv = board->private_data; tms9914_serial_poll_response(board, &priv->tms9914_priv, status); } -uint8_t agilent_82350b_serial_poll_status(gpib_board_t *board) - +static u8 agilent_82350b_serial_poll_status(struct gpib_board *board) { struct agilent_82350b_priv *priv = board->private_data; return tms9914_serial_poll_status(board, &priv->tms9914_priv); } -int agilent_82350b_line_status(const gpib_board_t *board) - +static int agilent_82350b_line_status(const struct gpib_board *board) { struct agilent_82350b_priv *priv = board->private_data; return tms9914_line_status(board, &priv->tms9914_priv); } -unsigned int agilent_82350b_t1_delay(gpib_board_t *board, unsigned int nanosec) - +static int agilent_82350b_t1_delay(struct gpib_board *board, unsigned int nanosec) { struct agilent_82350b_priv *a_priv = board->private_data; static const int nanosec_per_clock = 30; @@ -507,16 +470,14 @@ unsigned int agilent_82350b_t1_delay(gpib_board_t *board, unsigned int nanosec) return value * nanosec_per_clock; } -void agilent_82350b_return_to_local(gpib_board_t *board) - +static void agilent_82350b_return_to_local(struct gpib_board *board) { struct agilent_82350b_priv *priv = board->private_data; tms9914_return_to_local(board, &priv->tms9914_priv); } -int agilent_82350b_allocate_private(gpib_board_t *board) - +static int agilent_82350b_allocate_private(struct gpib_board *board) { board->private_data = kzalloc(sizeof(struct agilent_82350b_priv), GFP_KERNEL); if (!board->private_data) @@ -524,15 +485,14 @@ int agilent_82350b_allocate_private(gpib_board_t *board) return 0; } -void agilent_82350b_free_private(gpib_board_t *board) - +static void agilent_82350b_free_private(struct gpib_board *board) { kfree(board->private_data); board->private_data = NULL; } -static int init_82350a_hardware(gpib_board_t *board, const gpib_board_config_t *config) - +static int init_82350a_hardware(struct gpib_board *board, + const struct gpib_board_config *config) { struct agilent_82350b_priv *a_priv = board->private_data; static const unsigned int firmware_length = 5302; @@ -551,19 +511,18 @@ static int init_82350a_hardware(gpib_board_t *board, const gpib_board_config_t * PLX9050_PCI_RETRY_DELAY_BITS(64) | PLX9050_DIRECT_SLAVE_LOCK_ENABLE_BIT; -// load borg data + /* load borg data */ borg_status = readb(a_priv->borg_base); if ((borg_status & BORG_DONE_BIT)) return 0; - // need to programme borg + /* need to programme borg */ if (!config->init_data || config->init_data_length != firmware_length) { - dev_err(board->gpib_dev, "%s: the 82350A board requires firmware after powering on.\n", - driver_name); + dev_err(board->gpib_dev, "the 82350A board requires firmware after powering on.\n"); return -EIO; } - dev_info(board->gpib_dev, "%s: Loading firmware...\n", driver_name); + dev_dbg(board->gpib_dev, "Loading firmware...\n"); - // tickle the borg + /* tickle the borg */ writel(plx_cntrl_static_bits | PLX9050_USER3_DATA_BIT, a_priv->plx_base + PLX9050_CNTRL_REG); usleep_range(1000, 2000); @@ -580,7 +539,7 @@ static int init_82350a_hardware(gpib_board_t *board, const gpib_board_config_t * usleep_range(10, 20); } if (j == timeout) { - dev_err(board->gpib_dev, "%s: timed out loading firmware.\n", driver_name); + dev_err(board->gpib_dev, "timed out loading firmware.\n"); return -ETIMEDOUT; } writeb(firmware_data[i], a_priv->gpib_base + CONFIG_DATA_REG); @@ -591,21 +550,20 @@ static int init_82350a_hardware(gpib_board_t *board, const gpib_board_config_t * usleep_range(10, 20); } if (j == timeout) { - dev_err(board->gpib_dev, "%s: timed out waiting for firmware load to complete.\n", - driver_name); + dev_err(board->gpib_dev, "timed out waiting for firmware load to complete.\n"); return -ETIMEDOUT; } - dev_info(board->gpib_dev, "%s: ...done.\n", driver_name); + dev_dbg(board->gpib_dev, " ...done.\n"); return 0; } -static int test_sram(gpib_board_t *board) +static int test_sram(struct gpib_board *board) { struct agilent_82350b_priv *a_priv = board->private_data; unsigned int i; const unsigned int sram_length = pci_resource_len(a_priv->pci_device, SRAM_82350A_REGION); - // test SRAM + /* test SRAM */ const unsigned int byte_mask = 0xff; for (i = 0; i < sram_length; ++i) { @@ -617,19 +575,19 @@ static int test_sram(gpib_board_t *board) unsigned int read_value = readb(a_priv->sram_base + i); if ((i & byte_mask) != read_value) { - dev_err(board->gpib_dev, "%s: SRAM test failed at %d wanted %d got %d\n", - driver_name, i, (i & byte_mask), read_value); + dev_err(board->gpib_dev, "SRAM test failed at %d wanted %d got %d\n", + i, (i & byte_mask), read_value); return -EIO; } if (need_resched()) schedule(); } - dev_info(board->gpib_dev, "%s: SRAM test passed 0x%x bytes checked\n", - driver_name, sram_length); + dev_dbg(board->gpib_dev, "SRAM test passed 0x%x bytes checked\n", sram_length); return 0; } -static int agilent_82350b_generic_attach(gpib_board_t *board, const gpib_board_config_t *config, +static int agilent_82350b_generic_attach(struct gpib_board *board, + const struct gpib_board_config *config, int use_fifos) { @@ -648,19 +606,19 @@ static int agilent_82350b_generic_attach(gpib_board_t *board, const gpib_board_c tms_priv->write_byte = tms9914_iomem_write_byte; tms_priv->offset = 1; - // find board + /* find board */ a_priv->pci_device = gpib_pci_get_device(config, PCI_VENDOR_ID_AGILENT, PCI_DEVICE_ID_82350B, NULL); if (a_priv->pci_device) { a_priv->model = MODEL_82350B; - dev_info(board->gpib_dev, "%s: Agilent 82350B board found\n", driver_name); + dev_dbg(board->gpib_dev, "Agilent 82350B board found\n"); } else { a_priv->pci_device = gpib_pci_get_device(config, PCI_VENDOR_ID_AGILENT, PCI_DEVICE_ID_82351A, NULL); if (a_priv->pci_device) { a_priv->model = MODEL_82351A; - dev_info(board->gpib_dev, "%s: Agilent 82351B board found\n", driver_name); + dev_dbg(board->gpib_dev, "Agilent 82351B board found\n"); } else { a_priv->pci_device = gpib_pci_get_subsys(config, PCI_VENDOR_ID_PLX, @@ -670,46 +628,40 @@ static int agilent_82350b_generic_attach(gpib_board_t *board, const gpib_board_c a_priv->pci_device); if (a_priv->pci_device) { a_priv->model = MODEL_82350A; - dev_info(board->gpib_dev, "%s: HP/Agilent 82350A board found\n", - driver_name); + dev_dbg(board->gpib_dev, "HP/Agilent 82350A board found\n"); } else { - dev_err(board->gpib_dev, "%s: no 82350/82351 board found\n", - driver_name); + dev_err(board->gpib_dev, "no 82350/82351 board found\n"); return -ENODEV; } } } if (pci_enable_device(a_priv->pci_device)) { - dev_err(board->gpib_dev, "%s: error enabling pci device\n", driver_name); + dev_err(board->gpib_dev, "error enabling pci device\n"); return -EIO; } - if (pci_request_regions(a_priv->pci_device, driver_name)) - return -EIO; + if (pci_request_regions(a_priv->pci_device, DRV_NAME)) + return -ENOMEM; switch (a_priv->model) { case MODEL_82350A: a_priv->plx_base = ioremap(pci_resource_start(a_priv->pci_device, PLX_MEM_REGION), pci_resource_len(a_priv->pci_device, PLX_MEM_REGION)); - dev_dbg(board->gpib_dev, "%s: plx base address remapped to 0x%p\n", - driver_name, a_priv->plx_base); + dev_dbg(board->gpib_dev, "plx base address remapped to 0x%p\n", a_priv->plx_base); a_priv->gpib_base = ioremap(pci_resource_start(a_priv->pci_device, GPIB_82350A_REGION), pci_resource_len(a_priv->pci_device, GPIB_82350A_REGION)); - dev_dbg(board->gpib_dev, "%s: gpib base address remapped to 0x%p\n", - driver_name, a_priv->gpib_base); + dev_dbg(board->gpib_dev, "chip base address remapped to 0x%p\n", a_priv->gpib_base); tms_priv->mmiobase = a_priv->gpib_base + TMS9914_BASE_REG; a_priv->sram_base = ioremap(pci_resource_start(a_priv->pci_device, SRAM_82350A_REGION), pci_resource_len(a_priv->pci_device, SRAM_82350A_REGION)); - dev_dbg(board->gpib_dev, "%s: sram base address remapped to 0x%p\n", - driver_name, a_priv->sram_base); + dev_dbg(board->gpib_dev, "sram base address remapped to 0x%p\n", a_priv->sram_base); a_priv->borg_base = ioremap(pci_resource_start(a_priv->pci_device, BORG_82350A_REGION), pci_resource_len(a_priv->pci_device, BORG_82350A_REGION)); - dev_dbg(board->gpib_dev, "%s: borg base address remapped to 0x%p\n", - driver_name, a_priv->borg_base); + dev_dbg(board->gpib_dev, "borg base address remapped to 0x%p\n", a_priv->borg_base); retval = init_82350a_hardware(board, config); if (retval < 0) @@ -719,21 +671,18 @@ static int agilent_82350b_generic_attach(gpib_board_t *board, const gpib_board_c case MODEL_82351A: a_priv->gpib_base = ioremap(pci_resource_start(a_priv->pci_device, GPIB_REGION), pci_resource_len(a_priv->pci_device, GPIB_REGION)); - dev_dbg(board->gpib_dev, "%s: gpib base address remapped to 0x%p\n", - driver_name, a_priv->gpib_base); + dev_dbg(board->gpib_dev, "chip base address remapped to 0x%p\n", a_priv->gpib_base); tms_priv->mmiobase = a_priv->gpib_base + TMS9914_BASE_REG; a_priv->sram_base = ioremap(pci_resource_start(a_priv->pci_device, SRAM_REGION), pci_resource_len(a_priv->pci_device, SRAM_REGION)); - dev_dbg(board->gpib_dev, "%s: sram base address remapped to 0x%p\n", - driver_name, a_priv->sram_base); + dev_dbg(board->gpib_dev, "sram base address remapped to 0x%p\n", a_priv->sram_base); a_priv->misc_base = ioremap(pci_resource_start(a_priv->pci_device, MISC_REGION), pci_resource_len(a_priv->pci_device, MISC_REGION)); - dev_dbg(board->gpib_dev, "%s: misc base address remapped to 0x%p\n", - driver_name, a_priv->misc_base); + dev_dbg(board->gpib_dev, "misc base address remapped to 0x%p\n", a_priv->misc_base); break; default: - pr_err("%s: invalid board\n", driver_name); - return -1; + dev_err(board->gpib_dev, "invalid board\n"); + return -ENODEV; } retval = test_sram(board); @@ -741,19 +690,19 @@ static int agilent_82350b_generic_attach(gpib_board_t *board, const gpib_board_c return retval; if (request_irq(a_priv->pci_device->irq, agilent_82350b_interrupt, - IRQF_SHARED, driver_name, board)) { - pr_err("%s: can't request IRQ %d\n", driver_name, a_priv->pci_device->irq); + IRQF_SHARED, DRV_NAME, board)) { + dev_err(board->gpib_dev, "failed to obtain irq %d\n", a_priv->pci_device->irq); return -EIO; } a_priv->irq = a_priv->pci_device->irq; - dev_dbg(board->gpib_dev, "%s: IRQ %d\n", driver_name, a_priv->irq); + dev_dbg(board->gpib_dev, " IRQ %d\n", a_priv->irq); writeb(0, a_priv->gpib_base + SRAM_ACCESS_CONTROL_REG); a_priv->card_mode_bits = ENABLE_PCI_IRQ_BIT; writeb(a_priv->card_mode_bits, a_priv->gpib_base + CARD_MODE_REG); if (a_priv->model == MODEL_82350A) { - // enable PCI interrupts for 82350a + /* enable PCI interrupts for 82350a */ writel(PLX9050_LINTR1_EN_BIT | PLX9050_LINTR2_POLARITY_BIT | PLX9050_PCI_INTR_EN_BIT, a_priv->plx_base + PLX9050_INTCSR_REG); @@ -764,7 +713,7 @@ static int agilent_82350b_generic_attach(gpib_board_t *board, const gpib_board_c a_priv->gpib_base + EVENT_ENABLE_REG); writeb(ENABLE_TERM_COUNT_INTERRUPT_BIT | ENABLE_BUFFER_END_INTERRUPT_BIT | ENABLE_TMS9914_INTERRUPTS_BIT, a_priv->gpib_base + INTERRUPT_ENABLE_REG); - //write-clear event status bits + /* write-clear event status bits */ writeb(BUFFER_END_STATUS_BIT | TERM_COUNT_STATUS_BIT, a_priv->gpib_base + EVENT_STATUS_REG); } else { @@ -780,26 +729,25 @@ static int agilent_82350b_generic_attach(gpib_board_t *board, const gpib_board_c return 0; } -int agilent_82350b_unaccel_attach(gpib_board_t *board, const gpib_board_config_t *config) - +static int agilent_82350b_unaccel_attach(struct gpib_board *board, + const struct gpib_board_config *config) { return agilent_82350b_generic_attach(board, config, 0); } -int agilent_82350b_accel_attach(gpib_board_t *board, const gpib_board_config_t *config) - +static int agilent_82350b_accel_attach(struct gpib_board *board, + const struct gpib_board_config *config) { return agilent_82350b_generic_attach(board, config, 1); } -void agilent_82350b_detach(gpib_board_t *board) - +static void agilent_82350b_detach(struct gpib_board *board) { struct agilent_82350b_priv *a_priv = board->private_data; struct tms9914_priv *tms_priv; if (a_priv) { - if (a_priv->plx_base) // disable interrupts + if (a_priv->plx_base) /* disable interrupts */ writel(0, a_priv->plx_base + PLX9050_INTCSR_REG); tms_priv = &a_priv->tms9914_priv; @@ -825,7 +773,7 @@ void agilent_82350b_detach(gpib_board_t *board) agilent_82350b_free_private(board); } -static gpib_interface_t agilent_82350b_unaccel_interface = { +static struct gpib_interface agilent_82350b_unaccel_interface = { .name = "agilent_82350b_unaccel", .attach = agilent_82350b_unaccel_attach, .detach = agilent_82350b_detach, @@ -842,17 +790,18 @@ static gpib_interface_t agilent_82350b_unaccel_interface = { .parallel_poll = agilent_82350b_parallel_poll, .parallel_poll_configure = agilent_82350b_parallel_poll_configure, .parallel_poll_response = agilent_82350b_parallel_poll_response, - .local_parallel_poll_mode = NULL, // XXX + .local_parallel_poll_mode = NULL, /* XXX */ .line_status = agilent_82350b_line_status, .update_status = agilent_82350b_update_status, .primary_address = agilent_82350b_primary_address, .secondary_address = agilent_82350b_secondary_address, .serial_poll_response = agilent_82350b_serial_poll_response, + .serial_poll_status = agilent_82350b_serial_poll_status, .t1_delay = agilent_82350b_t1_delay, .return_to_local = agilent_82350b_return_to_local, }; -static gpib_interface_t agilent_82350b_interface = { +static struct gpib_interface agilent_82350b_interface = { .name = "agilent_82350b", .attach = agilent_82350b_accel_attach, .detach = agilent_82350b_detach, @@ -869,12 +818,13 @@ static gpib_interface_t agilent_82350b_interface = { .parallel_poll = agilent_82350b_parallel_poll, .parallel_poll_configure = agilent_82350b_parallel_poll_configure, .parallel_poll_response = agilent_82350b_parallel_poll_response, - .local_parallel_poll_mode = NULL, // XXX + .local_parallel_poll_mode = NULL, /* XXX */ .line_status = agilent_82350b_line_status, .update_status = agilent_82350b_update_status, .primary_address = agilent_82350b_primary_address, .secondary_address = agilent_82350b_secondary_address, .serial_poll_response = agilent_82350b_serial_poll_response, + .serial_poll_status = agilent_82350b_serial_poll_status, .t1_delay = agilent_82350b_t1_delay, .return_to_local = agilent_82350b_return_to_local, }; @@ -895,31 +845,30 @@ static const struct pci_device_id agilent_82350b_pci_table[] = { MODULE_DEVICE_TABLE(pci, agilent_82350b_pci_table); static struct pci_driver agilent_82350b_pci_driver = { - .name = "agilent_82350b", + .name = DRV_NAME, .id_table = agilent_82350b_pci_table, .probe = &agilent_82350b_pci_probe }; static int __init agilent_82350b_init_module(void) - { int result; result = pci_register_driver(&agilent_82350b_pci_driver); if (result) { - pr_err("agilent_82350b: pci_register_driver failed: error = %d\n", result); + pr_err("pci_register_driver failed: error = %d\n", result); return result; } result = gpib_register_driver(&agilent_82350b_unaccel_interface, THIS_MODULE); if (result) { - pr_err("agilent_82350b: gpib_register_driver failed: error = %d\n", result); + pr_err("gpib_register_driver failed: error = %d\n", result); goto err_unaccel; } result = gpib_register_driver(&agilent_82350b_interface, THIS_MODULE); if (result) { - pr_err("agilent_82350b: gpib_register_driver failed: error = %d\n", result); + pr_err("gpib_register_driver failed: error = %d\n", result); goto err_interface; } @@ -934,7 +883,6 @@ err_unaccel: } static void __exit agilent_82350b_exit_module(void) - { gpib_unregister_driver(&agilent_82350b_interface); gpib_unregister_driver(&agilent_82350b_unaccel_interface); diff --git a/drivers/staging/gpib/agilent_82350b/agilent_82350b.h b/drivers/staging/gpib/agilent_82350b/agilent_82350b.h index 32b322113c10..ef841957297f 100644 --- a/drivers/staging/gpib/agilent_82350b/agilent_82350b.h +++ b/drivers/staging/gpib/agilent_82350b/agilent_82350b.h @@ -41,11 +41,11 @@ enum board_model { MODEL_82351A }; -// struct which defines private_data for board +/* struct which defines private_data for board */ struct agilent_82350b_priv { struct tms9914_priv tms9914_priv; struct pci_dev *pci_device; - void __iomem *plx_base; //82350a only + void __iomem *plx_base; /* 82350a only */ void __iomem *gpib_base; void __iomem *sram_base; void __iomem *misc_base; @@ -57,62 +57,12 @@ struct agilent_82350b_priv { bool using_fifos; }; -// driver name -extern const char *driver_name; - -// init functions - -int agilent_82350b_unaccel_attach(gpib_board_t *board, const gpib_board_config_t *config); -int agilent_82350b_accel_attach(gpib_board_t *board, const gpib_board_config_t *config); - -// interface functions -int agilent_82350b_accel_read(gpib_board_t *board, uint8_t *buffer, size_t length, int *end, - size_t *bytes_read); -int agilent_82350b_accel_write(gpib_board_t *board, uint8_t *buffer, size_t length, int send_eoi, - size_t *bytes_written); -int agilent_82350b_read(gpib_board_t *board, uint8_t *buffer, size_t length, int *end, - size_t *bytes_read); -int agilent_82350b_write(gpib_board_t *board, uint8_t *buffer, size_t length, int send_eoi, - size_t *bytes_written); -int agilent_82350b_command(gpib_board_t *board, uint8_t *buffer, size_t length, - size_t *bytes_written); -int agilent_82350b_take_control(gpib_board_t *board, int synchronous); -int agilent_82350b_go_to_standby(gpib_board_t *board); -void agilent_82350b_request_system_control(gpib_board_t *board, int request_control); -void agilent_82350b_interface_clear(gpib_board_t *board, int assert); -void agilent_82350b_remote_enable(gpib_board_t *board, int enable); -int agilent_82350b_enable_eos(gpib_board_t *board, uint8_t eos_byte, int - compare_8_bits); -void agilent_82350b_disable_eos(gpib_board_t *board); -unsigned int agilent_82350b_update_status(gpib_board_t *board, unsigned int clear_mask); -int agilent_82350b_primary_address(gpib_board_t *board, unsigned int address); -int agilent_82350b_secondary_address(gpib_board_t *board, unsigned int address, int - enable); -int agilent_82350b_parallel_poll(gpib_board_t *board, uint8_t *result); -void agilent_82350b_parallel_poll_configure(gpib_board_t *board, uint8_t config); -void agilent_82350b_parallel_poll_response(gpib_board_t *board, int ist); -void agilent_82350b_serial_poll_response(gpib_board_t *board, uint8_t status); -void agilent_82350b_return_to_local(gpib_board_t *board); -uint8_t agilent_82350b_serial_poll_status(gpib_board_t *board); -int agilent_82350b_line_status(const gpib_board_t *board); -unsigned int agilent_82350b_t1_delay(gpib_board_t *board, unsigned int nanosec); - -// interrupt service routines -irqreturn_t agilent_82350b_interrupt(int irq, void *arg); - -// utility functions -int agilent_82350b_allocate_private(gpib_board_t *board); -void agilent_82350b_free_private(gpib_board_t *board); -unsigned short read_and_clear_event_status(gpib_board_t *board); -int read_transfer_counter(struct agilent_82350b_priv *a_priv); -void set_transfer_counter(struct agilent_82350b_priv *a_priv, int count); - -//registers +/* registers */ enum agilent_82350b_gpib_registers { CARD_MODE_REG = 0x1, - CONFIG_DATA_REG = 0x2, // 82350A specific + CONFIG_DATA_REG = 0x2, /* 82350A specific */ INTERRUPT_ENABLE_REG = 0x3, EVENT_STATUS_REG = 0x4, EVENT_ENABLE_REG = 0x5, @@ -126,8 +76,8 @@ enum agilent_82350b_gpib_registers XFER_COUNT_HI_REG = 0xe, TMS9914_BASE_REG = 0x10, INTERNAL_CONFIG_REG = 0x18, - IMR0_READ_REG = 0x19, //read - T1_DELAY_REG = 0x19, // write + IMR0_READ_REG = 0x19, /* read */ + T1_DELAY_REG = 0x19, /* write */ IMR1_READ_REG = 0x1a, ADR_READ_REG = 0x1b, SPMR_READ_REG = 0x1c, @@ -139,7 +89,7 @@ enum agilent_82350b_gpib_registers enum card_mode_bits { - ACTIVE_CONTROLLER_BIT = 0x2, // read-only + ACTIVE_CONTROLLER_BIT = 0x2, /* read-only */ CM_SYSTEM_CONTROLLER_BIT = 0x8, ENABLE_BUS_MONITOR_BIT = 0x10, ENABLE_PCI_IRQ_BIT = 0x20, @@ -165,15 +115,15 @@ enum event_status_bits { TMS9914_IRQ_STATUS_BIT = 0x1, IRQ_STATUS_BIT = 0x2, - BUFFER_END_STATUS_BIT = 0x10, // write-clear - TERM_COUNT_STATUS_BIT = 0x20, // write-clear + BUFFER_END_STATUS_BIT = 0x10, /* write-clear */ + TERM_COUNT_STATUS_BIT = 0x20, /* write-clear */ }; enum stream_status_bits { - HALTED_STATUS_BIT = 0x1, //read - RESTART_STREAM_BIT = 0x1, //write + HALTED_STATUS_BIT = 0x1, /* read */ + RESTART_STREAM_BIT = 0x1, /* write */ }; enum internal_config_bits @@ -185,9 +135,9 @@ enum internal_config_bits enum sram_access_control_bits { - DIRECTION_GPIB_TO_HOST = 0x20, // transfer direction - ENABLE_TI_TO_SRAM = 0x40, // enable fifo - ENABLE_FAST_TALKER = 0x80 // added for 82350A (not used) + DIRECTION_GPIB_TO_HOST = 0x20, /* transfer direction */ + ENABLE_TI_TO_SRAM = 0x40, /* enable fifo */ + ENABLE_FAST_TALKER = 0x80 /* added for 82350A (not used) */ }; enum borg_bits diff --git a/drivers/staging/gpib/agilent_82357a/agilent_82357a.c b/drivers/staging/gpib/agilent_82357a/agilent_82357a.c index 69f0e490d401..b923dc606d1d 100644 --- a/drivers/staging/gpib/agilent_82357a/agilent_82357a.c +++ b/drivers/staging/gpib/agilent_82357a/agilent_82357a.c @@ -7,6 +7,10 @@ #define _GNU_SOURCE +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt +#define dev_fmt pr_fmt +#define DRV_NAME KBUILD_MODNAME + #include <linux/kernel.h> #include <linux/module.h> #include <linux/slab.h> @@ -21,24 +25,26 @@ MODULE_DESCRIPTION("GPIB driver for Agilent 82357A/B usb adapters"); static struct usb_interface *agilent_82357a_driver_interfaces[MAX_NUM_82357A_INTERFACES]; static DEFINE_MUTEX(agilent_82357a_hotplug_lock); // protect board insertion and removal -static unsigned int agilent_82357a_update_status(gpib_board_t *board, unsigned int clear_mask); +static unsigned int agilent_82357a_update_status(struct gpib_board *board, + unsigned int clear_mask); -static int agilent_82357a_take_control_internal(gpib_board_t *board, int synchronous); +static int agilent_82357a_take_control_internal(struct gpib_board *board, int synchronous); static void agilent_82357a_bulk_complete(struct urb *urb) { struct agilent_82357a_urb_ctx *context = urb->context; - up(&context->complete); + complete(&context->complete); } static void agilent_82357a_timeout_handler(struct timer_list *t) { - struct agilent_82357a_priv *a_priv = from_timer(a_priv, t, bulk_timer); + struct agilent_82357a_priv *a_priv = timer_container_of(a_priv, t, + bulk_timer); struct agilent_82357a_urb_ctx *context = &a_priv->context; context->timed_out = 1; - up(&context->complete); + complete(&context->complete); } static int agilent_82357a_send_bulk_msg(struct agilent_82357a_priv *a_priv, void *data, @@ -69,7 +75,7 @@ static int agilent_82357a_send_bulk_msg(struct agilent_82357a_priv *a_priv, void } usb_dev = interface_to_usbdev(a_priv->bus_interface); out_pipe = usb_sndbulkpipe(usb_dev, a_priv->bulk_out_endpoint); - sema_init(&context->complete, 0); + init_completion(&context->complete); context->timed_out = 0; usb_fill_bulk_urb(a_priv->bulk_urb, usb_dev, out_pipe, data, data_length, &agilent_82357a_bulk_complete, context); @@ -79,14 +85,12 @@ static int agilent_82357a_send_bulk_msg(struct agilent_82357a_priv *a_priv, void retval = usb_submit_urb(a_priv->bulk_urb, GFP_KERNEL); if (retval) { - dev_err(&usb_dev->dev, "%s: failed to submit bulk out urb, retval=%i\n", - __func__, retval); + dev_err(&usb_dev->dev, "failed to submit bulk out urb, retval=%i\n", retval); mutex_unlock(&a_priv->bulk_alloc_lock); goto cleanup; } mutex_unlock(&a_priv->bulk_alloc_lock); - if (down_interruptible(&context->complete)) { - dev_err(&usb_dev->dev, "%s: interrupted\n", __func__); + if (wait_for_completion_interruptible(&context->complete)) { retval = -ERESTARTSYS; goto cleanup; } @@ -99,7 +103,7 @@ static int agilent_82357a_send_bulk_msg(struct agilent_82357a_priv *a_priv, void cleanup: if (timeout_msecs) { if (timer_pending(&a_priv->bulk_timer)) - del_timer_sync(&a_priv->bulk_timer); + timer_delete_sync(&a_priv->bulk_timer); } mutex_lock(&a_priv->bulk_alloc_lock); if (a_priv->bulk_urb) { @@ -139,7 +143,7 @@ static int agilent_82357a_receive_bulk_msg(struct agilent_82357a_priv *a_priv, v } usb_dev = interface_to_usbdev(a_priv->bus_interface); in_pipe = usb_rcvbulkpipe(usb_dev, AGILENT_82357_BULK_IN_ENDPOINT); - sema_init(&context->complete, 0); + init_completion(&context->complete); context->timed_out = 0; usb_fill_bulk_urb(a_priv->bulk_urb, usb_dev, in_pipe, data, data_length, &agilent_82357a_bulk_complete, context); @@ -149,14 +153,12 @@ static int agilent_82357a_receive_bulk_msg(struct agilent_82357a_priv *a_priv, v retval = usb_submit_urb(a_priv->bulk_urb, GFP_KERNEL); if (retval) { - dev_err(&usb_dev->dev, "%s: failed to submit bulk out urb, retval=%i\n", - __func__, retval); + dev_err(&usb_dev->dev, "failed to submit bulk in urb, retval=%i\n", retval); mutex_unlock(&a_priv->bulk_alloc_lock); goto cleanup; } mutex_unlock(&a_priv->bulk_alloc_lock); - if (down_interruptible(&context->complete)) { - dev_err(&usb_dev->dev, "%s: interrupted\n", __func__); + if (wait_for_completion_interruptible(&context->complete)) { retval = -ERESTARTSYS; goto cleanup; } @@ -168,7 +170,7 @@ static int agilent_82357a_receive_bulk_msg(struct agilent_82357a_priv *a_priv, v *actual_data_length = a_priv->bulk_urb->actual_length; cleanup: if (timeout_msecs) - del_timer_sync(&a_priv->bulk_timer); + timer_delete_sync(&a_priv->bulk_timer); mutex_lock(&a_priv->bulk_alloc_lock); if (a_priv->bulk_urb) { @@ -205,7 +207,6 @@ static int agilent_82357a_receive_control_msg(struct agilent_82357a_priv *a_priv static void agilent_82357a_dump_raw_block(const u8 *raw_data, int length) { - pr_info("hex block dump\n"); print_hex_dump(KERN_INFO, "", DUMP_PREFIX_NONE, 8, 1, raw_data, length, true); } @@ -225,7 +226,7 @@ static int agilent_82357a_write_registers(struct agilent_82357a_priv *a_priv, static const int max_writes = 31; if (num_writes > max_writes) { - dev_err(&usb_dev->dev, "%s: bug! num_writes=%i too large\n", __func__, num_writes); + dev_err(&usb_dev->dev, "bug! num_writes=%i too large\n", num_writes); return -EIO; } out_data_length = num_writes * bytes_per_write + header_length; @@ -239,8 +240,7 @@ static int agilent_82357a_write_registers(struct agilent_82357a_priv *a_priv, out_data[i++] = writes[j].address; out_data[i++] = writes[j].value; } - if (i > out_data_length) - dev_err(&usb_dev->dev, "%s: bug! buffer overrun\n", __func__); + retval = mutex_lock_interruptible(&a_priv->bulk_transfer_lock); if (retval) { kfree(out_data); @@ -249,8 +249,8 @@ static int agilent_82357a_write_registers(struct agilent_82357a_priv *a_priv, retval = agilent_82357a_send_bulk_msg(a_priv, out_data, i, &bytes_written, 1000); kfree(out_data); if (retval) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_send_bulk_msg returned %i, bytes_written=%i, i=%i\n", - __func__, retval, bytes_written, i); + dev_err(&usb_dev->dev, "send_bulk_msg returned %i, bytes_written=%i, i=%i\n", + retval, bytes_written, i); mutex_unlock(&a_priv->bulk_transfer_lock); return retval; } @@ -265,20 +265,19 @@ static int agilent_82357a_write_registers(struct agilent_82357a_priv *a_priv, mutex_unlock(&a_priv->bulk_transfer_lock); if (retval) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_receive_bulk_msg returned %i, bytes_read=%i\n", - __func__, retval, bytes_read); + dev_err(&usb_dev->dev, "receive_bulk_msg returned %i, bytes_read=%i\n", + retval, bytes_read); agilent_82357a_dump_raw_block(in_data, bytes_read); kfree(in_data); return -EIO; } if (in_data[0] != (0xff & ~DATA_PIPE_CMD_WR_REGS)) { - dev_err(&usb_dev->dev, "%s: error, bulk command=0x%x != ~DATA_PIPE_CMD_WR_REGS\n", - __func__, in_data[0]); + dev_err(&usb_dev->dev, "bulk command=0x%x != ~DATA_PIPE_CMD_WR_REGS\n", in_data[0]); return -EIO; } if (in_data[1]) { - dev_err(&usb_dev->dev, "%s: nonzero error code 0x%x in DATA_PIPE_CMD_WR_REGS response\n", - __func__, in_data[1]); + dev_err(&usb_dev->dev, "nonzero error code 0x%x in DATA_PIPE_CMD_WR_REGS response\n", + in_data[1]); return -EIO; } kfree(in_data); @@ -299,9 +298,10 @@ static int agilent_82357a_read_registers(struct agilent_82357a_priv *a_priv, static const int header_length = 2; static const int max_reads = 62; - if (num_reads > max_reads) - dev_err(&usb_dev->dev, "%s: bug! num_reads=%i too large\n", __func__, num_reads); - + if (num_reads > max_reads) { + dev_err(&usb_dev->dev, "bug! num_reads=%i too large\n", num_reads); + return -EIO; + } out_data_length = num_reads + header_length; out_data = kmalloc(out_data_length, GFP_KERNEL); if (!out_data) @@ -311,8 +311,7 @@ static int agilent_82357a_read_registers(struct agilent_82357a_priv *a_priv, out_data[i++] = num_reads; for (j = 0; j < num_reads; j++) out_data[i++] = reads[j].address; - if (i > out_data_length) - dev_err(&usb_dev->dev, "%s: bug! buffer overrun\n", __func__); + if (blocking) { retval = mutex_lock_interruptible(&a_priv->bulk_transfer_lock); if (retval) { @@ -329,8 +328,8 @@ static int agilent_82357a_read_registers(struct agilent_82357a_priv *a_priv, retval = agilent_82357a_send_bulk_msg(a_priv, out_data, i, &bytes_written, 1000); kfree(out_data); if (retval) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_send_bulk_msg returned %i, bytes_written=%i, i=%i\n", - __func__, retval, bytes_written, i); + dev_err(&usb_dev->dev, "send_bulk_msg returned %i, bytes_written=%i, i=%i\n", + retval, bytes_written, i); mutex_unlock(&a_priv->bulk_transfer_lock); return retval; } @@ -345,21 +344,20 @@ static int agilent_82357a_read_registers(struct agilent_82357a_priv *a_priv, mutex_unlock(&a_priv->bulk_transfer_lock); if (retval) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_receive_bulk_msg returned %i, bytes_read=%i\n", - __func__, retval, bytes_read); + dev_err(&usb_dev->dev, "receive_bulk_msg returned %i, bytes_read=%i\n", + retval, bytes_read); agilent_82357a_dump_raw_block(in_data, bytes_read); kfree(in_data); return -EIO; } i = 0; if (in_data[i++] != (0xff & ~DATA_PIPE_CMD_RD_REGS)) { - dev_err(&usb_dev->dev, "%s: error, bulk command=0x%x != ~DATA_PIPE_CMD_RD_REGS\n", - __func__, in_data[0]); + dev_err(&usb_dev->dev, "bulk command=0x%x != ~DATA_PIPE_CMD_RD_REGS\n", in_data[0]); return -EIO; } if (in_data[i++]) { - dev_err(&usb_dev->dev, "%s: nonzero error code 0x%x in DATA_PIPE_CMD_RD_REGS response\n", - __func__, in_data[1]); + dev_err(&usb_dev->dev, "nonzero error code 0x%x in DATA_PIPE_CMD_RD_REGS response\n", + in_data[1]); return -EIO; } for (j = 0; j < num_reads; j++) @@ -390,14 +388,13 @@ static int agilent_82357a_abort(struct agilent_82357a_priv *a_priv, int flush) wIndex, status_data, status_data_len, 100); if (receive_control_retval < 0) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_receive_control_msg() returned %i\n", - __func__, receive_control_retval); + dev_err(&usb_dev->dev, "82357a_receive_control_msg() returned %i\n", + receive_control_retval); retval = -EIO; goto cleanup; } if (status_data[0] != (~XFER_ABORT & 0xff)) { - dev_err(&usb_dev->dev, "%s: error, major code=0x%x != ~XFER_ABORT\n", - __func__, status_data[0]); + dev_err(&usb_dev->dev, "major code=0x%x != ~XFER_ABORT\n", status_data[0]); retval = -EIO; goto cleanup; } @@ -413,8 +410,7 @@ static int agilent_82357a_abort(struct agilent_82357a_priv *a_priv, int flush) fallthrough; case UGP_ERR_FLUSHING_ALREADY: default: - dev_err(&usb_dev->dev, "%s: abort returned error code=0x%x\n", - __func__, status_data[1]); + dev_err(&usb_dev->dev, "abort returned error code=0x%x\n", status_data[1]); retval = -EIO; break; } @@ -425,15 +421,15 @@ cleanup: } // interface functions -int agilent_82357a_command(gpib_board_t *board, uint8_t *buffer, size_t length, +int agilent_82357a_command(struct gpib_board *board, u8 *buffer, size_t length, size_t *bytes_written); -static int agilent_82357a_read(gpib_board_t *board, uint8_t *buffer, size_t length, int *end, +static int agilent_82357a_read(struct gpib_board *board, u8 *buffer, size_t length, int *end, size_t *nbytes) { int retval; struct agilent_82357a_priv *a_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(a_priv->bus_interface); + struct usb_device *usb_dev; u8 *out_data, *in_data; int out_data_length, in_data_length; int bytes_written, bytes_read; @@ -444,6 +440,10 @@ static int agilent_82357a_read(gpib_board_t *board, uint8_t *buffer, size_t leng *nbytes = 0; *end = 0; + + if (!a_priv->bus_interface) + return -ENODEV; + usb_dev = interface_to_usbdev(a_priv->bus_interface); out_data_length = 0x9; out_data = kmalloc(out_data_length, GFP_KERNEL); if (!out_data) @@ -469,8 +469,8 @@ static int agilent_82357a_read(gpib_board_t *board, uint8_t *buffer, size_t leng retval = agilent_82357a_send_bulk_msg(a_priv, out_data, i, &bytes_written, msec_timeout); kfree(out_data); if (retval || bytes_written != i) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_send_bulk_msg returned %i, bytes_written=%i, i=%i\n", - __func__, retval, bytes_written, i); + dev_err(&usb_dev->dev, "send_bulk_msg returned %i, bytes_written=%i, i=%i\n", + retval, bytes_written, i); mutex_unlock(&a_priv->bulk_transfer_lock); if (retval < 0) return retval; @@ -501,19 +501,19 @@ static int agilent_82357a_read(gpib_board_t *board, uint8_t *buffer, size_t leng &extra_bytes_read, 100); bytes_read += extra_bytes_read; if (extra_bytes_retval) { - dev_err(&usb_dev->dev, "%s: extra_bytes_retval=%i, bytes_read=%i\n", - __func__, extra_bytes_retval, bytes_read); + dev_err(&usb_dev->dev, "extra_bytes_retval=%i, bytes_read=%i\n", + extra_bytes_retval, bytes_read); agilent_82357a_abort(a_priv, 0); } } else if (retval) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_receive_bulk_msg returned %i, bytes_read=%i\n", - __func__, retval, bytes_read); + dev_err(&usb_dev->dev, "receive_bulk_msg returned %i, bytes_read=%i\n", + retval, bytes_read); agilent_82357a_abort(a_priv, 0); } mutex_unlock(&a_priv->bulk_transfer_lock); if (bytes_read > length + 1) { bytes_read = length + 1; - pr_warn("%s: bytes_read > length? truncating", __func__); + dev_warn(&usb_dev->dev, "bytes_read > length? truncating"); } if (bytes_read >= 1) { @@ -525,9 +525,10 @@ static int agilent_82357a_read(gpib_board_t *board, uint8_t *buffer, size_t leng } kfree(in_data); - /* Fix for a bug in 9914A that does not return the contents of ADSR - * when the board is in listener active state and ATN is not asserted. - * Set ATN here to obtain a valid board level ibsta + /* + * Fix for a bug in 9914A that does not return the contents of ADSR + * when the board is in listener active state and ATN is not asserted. + * Set ATN here to obtain a valid board level ibsta */ agilent_82357a_take_control_internal(board, 0); @@ -535,12 +536,14 @@ static int agilent_82357a_read(gpib_board_t *board, uint8_t *buffer, size_t leng return retval; } -static ssize_t agilent_82357a_generic_write(gpib_board_t *board, uint8_t *buffer, size_t length, - int send_commands, int send_eoi, size_t *bytes_written) +static ssize_t agilent_82357a_generic_write(struct gpib_board *board, + u8 *buffer, size_t length, + int send_commands, int send_eoi, + size_t *bytes_written) { int retval; struct agilent_82357a_priv *a_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(a_priv->bus_interface); + struct usb_device *usb_dev; u8 *out_data = NULL; u8 *status_data = NULL; int out_data_length; @@ -551,6 +554,10 @@ static ssize_t agilent_82357a_generic_write(gpib_board_t *board, uint8_t *buffer struct agilent_82357a_register_pairlet read_reg; *bytes_written = 0; + if (!a_priv->bus_interface) + return -ENODEV; + + usb_dev = interface_to_usbdev(a_priv->bus_interface); out_data_length = length + 0x8; out_data = kmalloc(out_data_length, GFP_KERNEL); if (!out_data) @@ -584,8 +591,8 @@ static ssize_t agilent_82357a_generic_write(gpib_board_t *board, uint8_t *buffer kfree(out_data); if (retval || raw_bytes_written != i) { agilent_82357a_abort(a_priv, 0); - dev_err(&usb_dev->dev, "%s: agilent_82357a_send_bulk_msg returned %i, raw_bytes_written=%i, i=%i\n", - __func__, retval, raw_bytes_written, i); + dev_err(&usb_dev->dev, "send_bulk_msg returned %i, raw_bytes_written=%i, i=%i\n", + retval, raw_bytes_written, i); mutex_unlock(&a_priv->bulk_transfer_lock); if (retval < 0) return retval; @@ -597,7 +604,7 @@ static ssize_t agilent_82357a_generic_write(gpib_board_t *board, uint8_t *buffer &a_priv->interrupt_flags) || test_bit(TIMO_NUM, &board->status)); if (retval) { - dev_err(&usb_dev->dev, "%s: wait write complete interrupted\n", __func__); + dev_dbg(&usb_dev->dev, "wait write complete interrupted\n"); agilent_82357a_abort(a_priv, 0); mutex_unlock(&a_priv->bulk_transfer_lock); return -ERESTARTSYS; @@ -614,8 +621,7 @@ static ssize_t agilent_82357a_generic_write(gpib_board_t *board, uint8_t *buffer read_reg.address = BSR; retval = agilent_82357a_read_registers(a_priv, &read_reg, 1, 1); if (retval) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_read_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "read_registers() returned error\n"); return -ETIMEDOUT; } @@ -632,8 +638,7 @@ static ssize_t agilent_82357a_generic_write(gpib_board_t *board, uint8_t *buffer read_reg.address = ADSR; retval = agilent_82357a_read_registers(a_priv, &read_reg, 1, 1); if (retval) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_read_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "read_registers() returned error\n"); return -ETIMEDOUT; } adsr = read_reg.value; @@ -659,8 +664,7 @@ static ssize_t agilent_82357a_generic_write(gpib_board_t *board, uint8_t *buffer 100); mutex_unlock(&a_priv->bulk_transfer_lock); if (retval < 0) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_receive_control_msg() returned %i\n", - __func__, retval); + dev_err(&usb_dev->dev, "receive_control_msg() returned %i\n", retval); kfree(status_data); return -EIO; } @@ -673,19 +677,19 @@ static ssize_t agilent_82357a_generic_write(gpib_board_t *board, uint8_t *buffer return 0; } -static int agilent_82357a_write(gpib_board_t *board, uint8_t *buffer, size_t length, - int send_eoi, size_t *bytes_written) +static int agilent_82357a_write(struct gpib_board *board, u8 *buffer, + size_t length, int send_eoi, size_t *bytes_written) { return agilent_82357a_generic_write(board, buffer, length, 0, send_eoi, bytes_written); } -int agilent_82357a_command(gpib_board_t *board, uint8_t *buffer, size_t length, +int agilent_82357a_command(struct gpib_board *board, u8 *buffer, size_t length, size_t *bytes_written) { return agilent_82357a_generic_write(board, buffer, length, 1, 0, bytes_written); } -int agilent_82357a_take_control_internal(gpib_board_t *board, int synchronous) +int agilent_82357a_take_control_internal(struct gpib_board *board, int synchronous) { struct agilent_82357a_priv *a_priv = board->private_data; struct usb_device *usb_dev = interface_to_usbdev(a_priv->bus_interface); @@ -699,20 +703,24 @@ int agilent_82357a_take_control_internal(gpib_board_t *board, int synchronous) write.value = AUX_TCA; retval = agilent_82357a_write_registers(a_priv, &write, 1); if (retval) - dev_err(&usb_dev->dev, "%s: agilent_82357a_write_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "write_registers() returned error\n"); return retval; } -static int agilent_82357a_take_control(gpib_board_t *board, int synchronous) +static int agilent_82357a_take_control(struct gpib_board *board, int synchronous) { + struct agilent_82357a_priv *a_priv = board->private_data; const int timeout = 10; int i; -/* It looks like the 9914 does not handle tcs properly. - * See comment above tms9914_take_control_workaround() in - * drivers/gpib/tms9914/tms9914_aux.c + if (!a_priv->bus_interface) + return -ENODEV; + +/* + * It looks like the 9914 does not handle tcs properly. + * See comment above tms9914_take_control_workaround() in + * drivers/gpib/tms9914/tms9914_aux.c */ if (synchronous) return -ETIMEDOUT; @@ -730,40 +738,44 @@ static int agilent_82357a_take_control(gpib_board_t *board, int synchronous) return 0; } -static int agilent_82357a_go_to_standby(gpib_board_t *board) +static int agilent_82357a_go_to_standby(struct gpib_board *board) { struct agilent_82357a_priv *a_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(a_priv->bus_interface); + struct usb_device *usb_dev; struct agilent_82357a_register_pairlet write; int retval; + if (!a_priv->bus_interface) + return -ENODEV; + + usb_dev = interface_to_usbdev(a_priv->bus_interface); write.address = AUXCR; write.value = AUX_GTS; retval = agilent_82357a_write_registers(a_priv, &write, 1); if (retval) - dev_err(&usb_dev->dev, "%s: agilent_82357a_write_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "write_registers() returned error\n"); return 0; } -//FIXME should change prototype to return int -static void agilent_82357a_request_system_control(gpib_board_t *board, int request_control) +static int agilent_82357a_request_system_control(struct gpib_board *board, int request_control) { struct agilent_82357a_priv *a_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(a_priv->bus_interface); + struct usb_device *usb_dev; struct agilent_82357a_register_pairlet writes[2]; int retval; int i = 0; + if (!a_priv->bus_interface) + return -ENODEV; + + usb_dev = interface_to_usbdev(a_priv->bus_interface); /* 82357B needs bit to be set in 9914 AUXCR register */ writes[i].address = AUXCR; if (request_control) { writes[i].value = AUX_RQC; a_priv->hw_control_bits |= SYSTEM_CONTROLLER; } else { - writes[i].value = AUX_RLC; - a_priv->is_cic = 0; - a_priv->hw_control_bits &= ~SYSTEM_CONTROLLER; + return -EINVAL; } ++i; writes[i].address = HW_CONTROL; @@ -771,18 +783,21 @@ static void agilent_82357a_request_system_control(gpib_board_t *board, int reque ++i; retval = agilent_82357a_write_registers(a_priv, writes, i); if (retval) - dev_err(&usb_dev->dev, "%s: agilent_82357a_write_registers() returned error\n", - __func__); - return;// retval; + dev_err(&usb_dev->dev, "write_registers() returned error\n"); + return retval; } -static void agilent_82357a_interface_clear(gpib_board_t *board, int assert) +static void agilent_82357a_interface_clear(struct gpib_board *board, int assert) { struct agilent_82357a_priv *a_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(a_priv->bus_interface); + struct usb_device *usb_dev; struct agilent_82357a_register_pairlet write; int retval; + if (!a_priv->bus_interface) + return; // -ENODEV; + + usb_dev = interface_to_usbdev(a_priv->bus_interface); write.address = AUXCR; write.value = AUX_SIC; if (assert) { @@ -791,56 +806,64 @@ static void agilent_82357a_interface_clear(gpib_board_t *board, int assert) } retval = agilent_82357a_write_registers(a_priv, &write, 1); if (retval) - dev_err(&usb_dev->dev, "%s: agilent_82357a_write_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "write_registers() returned error\n"); } -static void agilent_82357a_remote_enable(gpib_board_t *board, int enable) +static void agilent_82357a_remote_enable(struct gpib_board *board, int enable) { struct agilent_82357a_priv *a_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(a_priv->bus_interface); + struct usb_device *usb_dev; struct agilent_82357a_register_pairlet write; int retval; + if (!a_priv->bus_interface) + return; //-ENODEV; + + usb_dev = interface_to_usbdev(a_priv->bus_interface); write.address = AUXCR; write.value = AUX_SRE; if (enable) write.value |= AUX_CS; retval = agilent_82357a_write_registers(a_priv, &write, 1); if (retval) - dev_err(&usb_dev->dev, "%s: agilent_82357a_write_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "write_registers() returned error\n"); a_priv->ren_state = enable; return;// 0; } -static int agilent_82357a_enable_eos(gpib_board_t *board, uint8_t eos_byte, int compare_8_bits) +static int agilent_82357a_enable_eos(struct gpib_board *board, u8 eos_byte, + int compare_8_bits) { struct agilent_82357a_priv *a_priv = board->private_data; - if (compare_8_bits == 0) { - pr_warn("%s: hardware only supports 8-bit EOS compare", __func__); + if (!a_priv->bus_interface) + return -ENODEV; + if (compare_8_bits == 0) return -EOPNOTSUPP; - } + a_priv->eos_char = eos_byte; a_priv->eos_mode = REOS | BIN; return 0; } -static void agilent_82357a_disable_eos(gpib_board_t *board) +static void agilent_82357a_disable_eos(struct gpib_board *board) { struct agilent_82357a_priv *a_priv = board->private_data; a_priv->eos_mode &= ~REOS; } -static unsigned int agilent_82357a_update_status(gpib_board_t *board, unsigned int clear_mask) +static unsigned int agilent_82357a_update_status(struct gpib_board *board, + unsigned int clear_mask) { struct agilent_82357a_priv *a_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(a_priv->bus_interface); + struct usb_device *usb_dev; struct agilent_82357a_register_pairlet address_status, bus_status; int retval; + if (!a_priv->bus_interface) + return -ENODEV; + usb_dev = interface_to_usbdev(a_priv->bus_interface); board->status &= ~clear_mask; if (a_priv->is_cic) set_bit(CIC_NUM, &board->status); @@ -850,8 +873,7 @@ static unsigned int agilent_82357a_update_status(gpib_board_t *board, unsigned i retval = agilent_82357a_read_registers(a_priv, &address_status, 1, 0); if (retval) { if (retval != -EAGAIN) - dev_err(&usb_dev->dev, "%s: agilent_82357a_read_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "read_registers() returned error\n"); return board->status; } // check for remote/local @@ -883,8 +905,7 @@ static unsigned int agilent_82357a_update_status(gpib_board_t *board, unsigned i retval = agilent_82357a_read_registers(a_priv, &bus_status, 1, 0); if (retval) { if (retval != -EAGAIN) - dev_err(&usb_dev->dev, "%s: agilent_82357a_read_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "read_registers() returned error\n"); return board->status; } if (bus_status.value & BSR_SRQ_BIT) @@ -895,40 +916,46 @@ static unsigned int agilent_82357a_update_status(gpib_board_t *board, unsigned i return board->status; } -static int agilent_82357a_primary_address(gpib_board_t *board, unsigned int address) +static int agilent_82357a_primary_address(struct gpib_board *board, unsigned int address) { struct agilent_82357a_priv *a_priv = board->private_data; struct usb_device *usb_dev = interface_to_usbdev(a_priv->bus_interface); struct agilent_82357a_register_pairlet write; int retval; + if (!a_priv->bus_interface) + return -ENODEV; + usb_dev = interface_to_usbdev(a_priv->bus_interface); // put primary address in address0 write.address = ADR; write.value = address & ADDRESS_MASK; retval = agilent_82357a_write_registers(a_priv, &write, 1); if (retval) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_write_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "write_registers() returned error\n"); return retval; } return retval; } -static int agilent_82357a_secondary_address(gpib_board_t *board, unsigned int address, int enable) +static int agilent_82357a_secondary_address(struct gpib_board *board, + unsigned int address, int enable) { if (enable) - pr_warn("%s: warning: assigning a secondary address not supported\n", __func__); - return -EOPNOTSUPP; + return -EOPNOTSUPP; + return 0; } -static int agilent_82357a_parallel_poll(gpib_board_t *board, uint8_t *result) +static int agilent_82357a_parallel_poll(struct gpib_board *board, u8 *result) { struct agilent_82357a_priv *a_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(a_priv->bus_interface); + struct usb_device *usb_dev; struct agilent_82357a_register_pairlet writes[2]; struct agilent_82357a_register_pairlet read; int retval; + if (!a_priv->bus_interface) + return -ENODEV; + usb_dev = interface_to_usbdev(a_priv->bus_interface); // execute parallel poll writes[0].address = AUXCR; writes[0].value = AUX_CS | AUX_RPP; @@ -936,16 +963,14 @@ static int agilent_82357a_parallel_poll(gpib_board_t *board, uint8_t *result) writes[1].value = a_priv->hw_control_bits & ~NOT_PARALLEL_POLL; retval = agilent_82357a_write_registers(a_priv, writes, 2); if (retval) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_write_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "write_registers() returned error\n"); return retval; } udelay(2); //silly, since usb write will take way longer read.address = CPTR; retval = agilent_82357a_read_registers(a_priv, &read, 1, 1); if (retval) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_read_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "read_registers() returned error\n"); return retval; } *result = read.value; @@ -956,75 +981,76 @@ static int agilent_82357a_parallel_poll(gpib_board_t *board, uint8_t *result) writes[1].value = AUX_RPP; retval = agilent_82357a_write_registers(a_priv, writes, 2); if (retval) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_write_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "write_registers() returned error\n"); return retval; } return 0; } -static void agilent_82357a_parallel_poll_configure(gpib_board_t *board, uint8_t config) +static void agilent_82357a_parallel_poll_configure(struct gpib_board *board, u8 config) { //board can only be system controller return;// 0; } -static void agilent_82357a_parallel_poll_response(gpib_board_t *board, int ist) +static void agilent_82357a_parallel_poll_response(struct gpib_board *board, int ist) { //board can only be system controller return;// 0; } -static void agilent_82357a_serial_poll_response(gpib_board_t *board, uint8_t status) +static void agilent_82357a_serial_poll_response(struct gpib_board *board, u8 status) { //board can only be system controller return;// 0; } -static uint8_t agilent_82357a_serial_poll_status(gpib_board_t *board) +static u8 agilent_82357a_serial_poll_status(struct gpib_board *board) { //board can only be system controller return 0; } -static void agilent_82357a_return_to_local(gpib_board_t *board) +static void agilent_82357a_return_to_local(struct gpib_board *board) { //board can only be system controller return;// 0; } -static int agilent_82357a_line_status(const gpib_board_t *board) +static int agilent_82357a_line_status(const struct gpib_board *board) { struct agilent_82357a_priv *a_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(a_priv->bus_interface); + struct usb_device *usb_dev; struct agilent_82357a_register_pairlet bus_status; int retval; - int status = ValidALL; + int status = VALID_ALL; + if (!a_priv->bus_interface) + return -ENODEV; + usb_dev = interface_to_usbdev(a_priv->bus_interface); bus_status.address = BSR; retval = agilent_82357a_read_registers(a_priv, &bus_status, 1, 0); if (retval) { if (retval != -EAGAIN) - dev_err(&usb_dev->dev, "%s: agilent_82357a_read_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "read_registers() returned error\n"); return retval; } if (bus_status.value & BSR_REN_BIT) - status |= BusREN; + status |= BUS_REN; if (bus_status.value & BSR_IFC_BIT) - status |= BusIFC; + status |= BUS_IFC; if (bus_status.value & BSR_SRQ_BIT) - status |= BusSRQ; + status |= BUS_SRQ; if (bus_status.value & BSR_EOI_BIT) - status |= BusEOI; + status |= BUS_EOI; if (bus_status.value & BSR_NRFD_BIT) - status |= BusNRFD; + status |= BUS_NRFD; if (bus_status.value & BSR_NDAC_BIT) - status |= BusNDAC; + status |= BUS_NDAC; if (bus_status.value & BSR_DAV_BIT) - status |= BusDAV; + status |= BUS_DAV; if (bus_status.value & BSR_ATN_BIT) - status |= BusATN; + status |= BUS_ATN; return status; } @@ -1044,25 +1070,27 @@ static unsigned short nanosec_to_fast_talker_bits(unsigned int *nanosec) return bits; } -static unsigned int agilent_82357a_t1_delay(gpib_board_t *board, unsigned int nanosec) +static int agilent_82357a_t1_delay(struct gpib_board *board, unsigned int nanosec) { struct agilent_82357a_priv *a_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(a_priv->bus_interface); + struct usb_device *usb_dev; struct agilent_82357a_register_pairlet write; int retval; + if (!a_priv->bus_interface) + return -ENODEV; + usb_dev = interface_to_usbdev(a_priv->bus_interface); write.address = FAST_TALKER_T1; write.value = nanosec_to_fast_talker_bits(&nanosec); retval = agilent_82357a_write_registers(a_priv, &write, 1); if (retval) - dev_err(&usb_dev->dev, "%s: agilent_82357a_write_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "write_registers() returned error\n"); return nanosec; } static void agilent_82357a_interrupt_complete(struct urb *urb) { - gpib_board_t *board = urb->context; + struct gpib_board *board = urb->context; struct agilent_82357a_priv *a_priv = board->private_data; struct usb_device *usb_dev = interface_to_usbdev(a_priv->bus_interface); int retval; @@ -1081,7 +1109,7 @@ static void agilent_82357a_interrupt_complete(struct urb *urb) default: /* other error, resubmit */ retval = usb_submit_urb(a_priv->interrupt_urb, GFP_ATOMIC); if (retval) - dev_err(&usb_dev->dev, "%s: failed to resubmit interrupt urb\n", __func__); + dev_err(&usb_dev->dev, "failed to resubmit interrupt urb\n"); return; } @@ -1097,10 +1125,10 @@ static void agilent_82357a_interrupt_complete(struct urb *urb) retval = usb_submit_urb(a_priv->interrupt_urb, GFP_ATOMIC); if (retval) - dev_err(&usb_dev->dev, "%s: failed to resubmit interrupt urb\n", __func__); + dev_err(&usb_dev->dev, "failed to resubmit interrupt urb\n"); } -static int agilent_82357a_setup_urbs(gpib_board_t *board) +static int agilent_82357a_setup_urbs(struct gpib_board *board) { struct agilent_82357a_priv *a_priv = board->private_data; struct usb_device *usb_dev; @@ -1133,8 +1161,7 @@ static int agilent_82357a_setup_urbs(gpib_board_t *board) if (retval) { usb_free_urb(a_priv->interrupt_urb); a_priv->interrupt_urb = NULL; - dev_err(&usb_dev->dev, "%s: failed to submit first interrupt urb, retval=%i\n", - __func__, retval); + dev_err(&usb_dev->dev, "failed to submit first interrupt urb, retval=%i\n", retval); goto setup_exit; } mutex_unlock(&a_priv->interrupt_alloc_lock); @@ -1165,7 +1192,7 @@ static void agilent_82357a_release_urbs(struct agilent_82357a_priv *a_priv) } } -static int agilent_82357a_allocate_private(gpib_board_t *board) +static int agilent_82357a_allocate_private(struct gpib_board *board) { struct agilent_82357a_priv *a_priv; @@ -1180,112 +1207,82 @@ static int agilent_82357a_allocate_private(gpib_board_t *board) return 0; } -static void agilent_82357a_free_private(gpib_board_t *board) +static void agilent_82357a_free_private(struct gpib_board *board) { kfree(board->private_data); board->private_data = NULL; - } -static int agilent_82357a_init(gpib_board_t *board) +#define INIT_NUM_REG_WRITES 18 +static int agilent_82357a_init(struct gpib_board *board) { struct agilent_82357a_priv *a_priv = board->private_data; struct usb_device *usb_dev = interface_to_usbdev(a_priv->bus_interface); struct agilent_82357a_register_pairlet hw_control; - struct agilent_82357a_register_pairlet writes[0x20]; + struct agilent_82357a_register_pairlet writes[INIT_NUM_REG_WRITES]; int retval; - int i; unsigned int nanosec; - i = 0; - writes[i].address = LED_CONTROL; - writes[i].value = FAIL_LED_ON; - ++i; - writes[i].address = RESET_TO_POWERUP; - writes[i].value = RESET_SPACEBALL; - ++i; - retval = agilent_82357a_write_registers(a_priv, writes, i); + writes[0].address = LED_CONTROL; + writes[0].value = FAIL_LED_ON; + writes[1].address = RESET_TO_POWERUP; + writes[1].value = RESET_SPACEBALL; + retval = agilent_82357a_write_registers(a_priv, writes, 2); if (retval) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_write_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "write_registers() returned error\n"); return -EIO; } set_current_state(TASK_INTERRUPTIBLE); if (schedule_timeout(usec_to_jiffies(2000))) return -ERESTARTSYS; - i = 0; - writes[i].address = AUXCR; - writes[i].value = AUX_NBAF; - ++i; - writes[i].address = AUXCR; - writes[i].value = AUX_HLDE; - ++i; - writes[i].address = AUXCR; - writes[i].value = AUX_TON; - ++i; - writes[i].address = AUXCR; - writes[i].value = AUX_LON; - ++i; - writes[i].address = AUXCR; - writes[i].value = AUX_RSV2; - ++i; - writes[i].address = AUXCR; - writes[i].value = AUX_INVAL; - ++i; - writes[i].address = AUXCR; - writes[i].value = AUX_RPP; - ++i; - writes[i].address = AUXCR; - writes[i].value = AUX_STDL; - ++i; - writes[i].address = AUXCR; - writes[i].value = AUX_VSTDL; - ++i; - writes[i].address = FAST_TALKER_T1; + writes[0].address = AUXCR; + writes[0].value = AUX_NBAF; + writes[1].address = AUXCR; + writes[1].value = AUX_HLDE; + writes[2].address = AUXCR; + writes[2].value = AUX_TON; + writes[3].address = AUXCR; + writes[3].value = AUX_LON; + writes[4].address = AUXCR; + writes[4].value = AUX_RSV2; + writes[5].address = AUXCR; + writes[5].value = AUX_INVAL; + writes[6].address = AUXCR; + writes[6].value = AUX_RPP; + writes[7].address = AUXCR; + writes[7].value = AUX_STDL; + writes[8].address = AUXCR; + writes[8].value = AUX_VSTDL; + writes[9].address = FAST_TALKER_T1; nanosec = board->t1_nano_sec; - writes[i].value = nanosec_to_fast_talker_bits(&nanosec); + writes[9].value = nanosec_to_fast_talker_bits(&nanosec); board->t1_nano_sec = nanosec; - ++i; - writes[i].address = ADR; - writes[i].value = board->pad & ADDRESS_MASK; - ++i; - writes[i].address = PPR; - writes[i].value = 0; - ++i; - writes[i].address = SPMR; - writes[i].value = 0; - ++i; - writes[i].address = PROTOCOL_CONTROL; - writes[i].value = WRITE_COMPLETE_INTERRUPT_EN; - ++i; - writes[i].address = IMR0; - writes[i].value = HR_BOIE | HR_BIIE; - ++i; - writes[i].address = IMR1; - writes[i].value = HR_SRQIE; - ++i; + writes[10].address = ADR; + writes[10].value = board->pad & ADDRESS_MASK; + writes[11].address = PPR; + writes[11].value = 0; + writes[12].address = SPMR; + writes[12].value = 0; + writes[13].address = PROTOCOL_CONTROL; + writes[13].value = WRITE_COMPLETE_INTERRUPT_EN; + writes[14].address = IMR0; + writes[14].value = HR_BOIE | HR_BIIE; + writes[15].address = IMR1; + writes[15].value = HR_SRQIE; // turn off reset state - writes[i].address = AUXCR; - writes[i].value = AUX_CHIP_RESET; - ++i; - writes[i].address = LED_CONTROL; - writes[i].value = FIRMWARE_LED_CONTROL; - ++i; - if (i > ARRAY_SIZE(writes)) { - dev_err(&usb_dev->dev, "%s: bug! writes[] overflow\n", __func__); - return -EFAULT; - } - retval = agilent_82357a_write_registers(a_priv, writes, i); + writes[16].address = AUXCR; + writes[16].value = AUX_CHIP_RESET; + writes[17].address = LED_CONTROL; + writes[17].value = FIRMWARE_LED_CONTROL; + retval = agilent_82357a_write_registers(a_priv, writes, INIT_NUM_REG_WRITES); if (retval) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_write_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "write_registers() returned error\n"); return -EIO; } hw_control.address = HW_CONTROL; retval = agilent_82357a_read_registers(a_priv, &hw_control, 1, 1); if (retval) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_read_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "read_registers() returned error\n"); return -EIO; } a_priv->hw_control_bits = (hw_control.value & ~0x7) | NOT_TI_RESET | NOT_PARALLEL_POLL; @@ -1294,7 +1291,7 @@ static int agilent_82357a_init(gpib_board_t *board) } static inline int agilent_82357a_device_match(struct usb_interface *interface, - const gpib_board_config_t *config) + const struct gpib_board_config *config) { struct usb_device * const usbdev = interface_to_usbdev(interface); @@ -1307,7 +1304,7 @@ static inline int agilent_82357a_device_match(struct usb_interface *interface, return 1; } -static int agilent_82357a_attach(gpib_board_t *board, const gpib_board_config_t *config) +static int agilent_82357a_attach(struct gpib_board *board, const struct gpib_board_config *config) { int retval; int i; @@ -1336,7 +1333,7 @@ static int agilent_82357a_attach(gpib_board_t *board, const gpib_board_config_t } if (i == MAX_NUM_82357A_INTERFACES) { dev_err(board->gpib_dev, - "No Agilent 82357 gpib adapters found, have you loaded its firmware?\n"); + "No supported adapters found, have you loaded its firmware?\n"); retval = -ENODEV; goto attach_fail; } @@ -1372,8 +1369,7 @@ static int agilent_82357a_attach(gpib_board_t *board, const gpib_board_config_t goto attach_fail; } - dev_info(&usb_dev->dev, - "bus %d dev num %d attached to gpib minor %d, agilent usb interface %i\n", + dev_info(&usb_dev->dev, "bus %d dev num %d attached to gpib%d, interface %i\n", usb_dev->bus->busnum, usb_dev->devnum, board->minor, i); mutex_unlock(&agilent_82357a_hotplug_lock); return retval; @@ -1384,49 +1380,36 @@ attach_fail: return retval; } -static int agilent_82357a_go_idle(gpib_board_t *board) +static int agilent_82357a_go_idle(struct gpib_board *board) { struct agilent_82357a_priv *a_priv = board->private_data; struct usb_device *usb_dev = interface_to_usbdev(a_priv->bus_interface); struct agilent_82357a_register_pairlet writes[0x20]; int retval; - int i; - i = 0; // turn on tms9914 reset state - writes[i].address = AUXCR; - writes[i].value = AUX_CS | AUX_CHIP_RESET; - ++i; + writes[0].address = AUXCR; + writes[0].value = AUX_CS | AUX_CHIP_RESET; a_priv->hw_control_bits &= ~NOT_TI_RESET; - writes[i].address = HW_CONTROL; - writes[i].value = a_priv->hw_control_bits; - ++i; - writes[i].address = PROTOCOL_CONTROL; - writes[i].value = 0; - ++i; - writes[i].address = IMR0; - writes[i].value = 0; - ++i; - writes[i].address = IMR1; - writes[i].value = 0; - ++i; - writes[i].address = LED_CONTROL; - writes[i].value = 0; - ++i; - if (i > ARRAY_SIZE(writes)) { - dev_err(&usb_dev->dev, "%s: bug! writes[] overflow\n", __func__); - return -EFAULT; - } - retval = agilent_82357a_write_registers(a_priv, writes, i); + writes[1].address = HW_CONTROL; + writes[1].value = a_priv->hw_control_bits; + writes[2].address = PROTOCOL_CONTROL; + writes[2].value = 0; + writes[3].address = IMR0; + writes[3].value = 0; + writes[4].address = IMR1; + writes[4].value = 0; + writes[5].address = LED_CONTROL; + writes[5].value = 0; + retval = agilent_82357a_write_registers(a_priv, writes, 6); if (retval) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_write_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "write_registers() returned error\n"); return -EIO; } return 0; } -static void agilent_82357a_detach(gpib_board_t *board) +static void agilent_82357a_detach(struct gpib_board *board) { struct agilent_82357a_priv *a_priv; @@ -1445,11 +1428,10 @@ static void agilent_82357a_detach(gpib_board_t *board) agilent_82357a_release_urbs(a_priv); agilent_82357a_free_private(board); } - dev_info(board->gpib_dev, "%s: detached\n", __func__); mutex_unlock(&agilent_82357a_hotplug_lock); } -static gpib_interface_t agilent_82357a_gpib_interface = { +static struct gpib_interface agilent_82357a_gpib_interface = { .name = "agilent_82357a", .attach = agilent_82357a_attach, .detach = agilent_82357a_detach, @@ -1510,8 +1492,7 @@ static int agilent_82357a_driver_probe(struct usb_interface *interface, if (i == MAX_NUM_82357A_INTERFACES) { usb_put_dev(usb_dev); mutex_unlock(&agilent_82357a_hotplug_lock); - dev_err(&usb_dev->dev, "%s: out of space in agilent_82357a_driver_interfaces[]\n", - __func__); + dev_err(&usb_dev->dev, "out of space in agilent_82357a_driver_interfaces[]\n"); return -1; } path = kmalloc(path_length, GFP_KERNEL); @@ -1536,7 +1517,7 @@ static void agilent_82357a_driver_disconnect(struct usb_interface *interface) for (i = 0; i < MAX_NUM_82357A_INTERFACES; ++i) { if (agilent_82357a_driver_interfaces[i] == interface) { - gpib_board_t *board = usb_get_intfdata(interface); + struct gpib_board *board = usb_get_intfdata(interface); if (board) { struct agilent_82357a_priv *a_priv = board->private_data; @@ -1552,13 +1533,12 @@ static void agilent_82357a_driver_disconnect(struct usb_interface *interface) mutex_unlock(&a_priv->control_alloc_lock); } } - dev_dbg(&usb_dev->dev, "nulled agilent_82357a_driver_interfaces[%i]\n", i); agilent_82357a_driver_interfaces[i] = NULL; break; } } if (i == MAX_NUM_82357A_INTERFACES) - dev_err(&usb_dev->dev, "unable to find interface in agilent_82357a_driver_interfaces[]? bug?\n"); + dev_err(&usb_dev->dev, "unable to find interface - bug?\n"); usb_put_dev(usb_dev); mutex_unlock(&agilent_82357a_hotplug_lock); @@ -1573,7 +1553,7 @@ static int agilent_82357a_driver_suspend(struct usb_interface *interface, pm_mes for (i = 0; i < MAX_NUM_82357A_INTERFACES; ++i) { if (agilent_82357a_driver_interfaces[i] == interface) { - gpib_board_t *board = usb_get_intfdata(interface); + struct gpib_board *board = usb_get_intfdata(interface); if (board) { struct agilent_82357a_priv *a_priv = board->private_data; @@ -1583,18 +1563,18 @@ static int agilent_82357a_driver_suspend(struct usb_interface *interface, pm_mes agilent_82357a_abort(a_priv, 0); retval = agilent_82357a_go_idle(board); if (retval) { - dev_err(&usb_dev->dev, "%s: failed to go idle, retval=%i\n", - __func__, retval); + dev_err(&usb_dev->dev, "failed to go idle, retval=%i\n", + retval); mutex_unlock(&agilent_82357a_hotplug_lock); return retval; } mutex_lock(&a_priv->interrupt_alloc_lock); agilent_82357a_cleanup_urbs(a_priv); mutex_unlock(&a_priv->interrupt_alloc_lock); - dev_info(&usb_dev->dev, - "bus %d dev num %d gpib minor %d, agilent usb interface %i suspended\n", - usb_dev->bus->busnum, usb_dev->devnum, - board->minor, i); + dev_dbg(&usb_dev->dev, + "bus %d dev num %d gpib %d, interface %i suspended\n", + usb_dev->bus->busnum, usb_dev->devnum, + board->minor, i); } } break; @@ -1609,8 +1589,8 @@ static int agilent_82357a_driver_suspend(struct usb_interface *interface, pm_mes static int agilent_82357a_driver_resume(struct usb_interface *interface) { struct usb_device *usb_dev = interface_to_usbdev(interface); - gpib_board_t *board; - int i, retval; + struct gpib_board *board; + int i, retval = 0; mutex_lock(&agilent_82357a_hotplug_lock); @@ -1621,8 +1601,10 @@ static int agilent_82357a_driver_resume(struct usb_interface *interface) break; } } - if (i == MAX_NUM_82357A_INTERFACES) + if (i == MAX_NUM_82357A_INTERFACES) { + retval = -ENOENT; goto resume_exit; + } struct agilent_82357a_priv *a_priv = board->private_data; @@ -1631,8 +1613,8 @@ static int agilent_82357a_driver_resume(struct usb_interface *interface) mutex_lock(&a_priv->interrupt_alloc_lock); retval = usb_submit_urb(a_priv->interrupt_urb, GFP_KERNEL); if (retval) { - dev_err(&usb_dev->dev, "%s: failed to resubmit interrupt urb, retval=%i\n", - __func__, retval); + dev_err(&usb_dev->dev, "failed to resubmit interrupt urb in resume, retval=%i\n", + retval); mutex_unlock(&a_priv->interrupt_alloc_lock); mutex_unlock(&agilent_82357a_hotplug_lock); return retval; @@ -1645,7 +1627,7 @@ static int agilent_82357a_driver_resume(struct usb_interface *interface) return retval; } // set/unset system controller - agilent_82357a_request_system_control(board, board->master); + retval = agilent_82357a_request_system_control(board, board->master); // toggle ifc if master if (board->master) { agilent_82357a_interface_clear(board, 1); @@ -1655,19 +1637,19 @@ static int agilent_82357a_driver_resume(struct usb_interface *interface) // assert/unassert REN agilent_82357a_remote_enable(board, a_priv->ren_state); - dev_info(&usb_dev->dev, - "bus %d dev num %d gpib minor %d, agilent usb interface %i resumed\n", - usb_dev->bus->busnum, usb_dev->devnum, board->minor, i); + dev_dbg(&usb_dev->dev, + "bus %d dev num %d gpib%d, interface %i resumed\n", + usb_dev->bus->busnum, usb_dev->devnum, board->minor, i); } resume_exit: mutex_unlock(&agilent_82357a_hotplug_lock); - return 0; + return retval; } static struct usb_driver agilent_82357a_bus_driver = { - .name = "agilent_82357a_gpib", + .name = DRV_NAME, .probe = agilent_82357a_driver_probe, .disconnect = agilent_82357a_driver_disconnect, .suspend = agilent_82357a_driver_suspend, @@ -1680,19 +1662,18 @@ static int __init agilent_82357a_init_module(void) int i; int ret; - pr_info("agilent_82357a_gpib driver loading"); for (i = 0; i < MAX_NUM_82357A_INTERFACES; ++i) agilent_82357a_driver_interfaces[i] = NULL; ret = usb_register(&agilent_82357a_bus_driver); if (ret) { - pr_err("agilent_82357a: usb_register failed: error = %d\n", ret); + pr_err("usb_register failed: error = %d\n", ret); return ret; } ret = gpib_register_driver(&agilent_82357a_gpib_interface, THIS_MODULE); if (ret) { - pr_err("agilent_82357a: gpib_register_driver failed: error = %d\n", ret); + pr_err("gpib_register_driver failed: error = %d\n", ret); usb_deregister(&agilent_82357a_bus_driver); return ret; } @@ -1702,7 +1683,6 @@ static int __init agilent_82357a_init_module(void) static void __exit agilent_82357a_exit_module(void) { - pr_info("agilent_82357a_gpib driver unloading"); gpib_unregister_driver(&agilent_82357a_gpib_interface); usb_deregister(&agilent_82357a_bus_driver); } diff --git a/drivers/staging/gpib/agilent_82357a/agilent_82357a.h b/drivers/staging/gpib/agilent_82357a/agilent_82357a.h index cdbc3ec5d8bd..23aa4799eb86 100644 --- a/drivers/staging/gpib/agilent_82357a/agilent_82357a.h +++ b/drivers/staging/gpib/agilent_82357a/agilent_82357a.h @@ -6,7 +6,7 @@ #include <linux/kernel.h> #include <linux/mutex.h> -#include <linux/semaphore.h> +#include <linux/completion.h> #include <linux/usb.h> #include <linux/timer.h> #include <linux/compiler_attributes.h> @@ -115,7 +115,7 @@ enum xfer_abort_type { #define INTERRUPT_BUF_LEN 8 struct agilent_82357a_urb_ctx { - struct semaphore complete; + struct completion complete; unsigned timed_out : 1; }; diff --git a/drivers/staging/gpib/cb7210/Makefile b/drivers/staging/gpib/cb7210/Makefile index cda0725d6487..d239ae80b415 100644 --- a/drivers/staging/gpib/cb7210/Makefile +++ b/drivers/staging/gpib/cb7210/Makefile @@ -1,4 +1,3 @@ -ccflags-$(CONFIG_GPIB_PCMCIA) := -DGPIB_PCMCIA obj-$(CONFIG_GPIB_CB7210) += cb7210.o diff --git a/drivers/staging/gpib/cb7210/cb7210.c b/drivers/staging/gpib/cb7210/cb7210.c index 4d22f647a453..298ed306189d 100644 --- a/drivers/staging/gpib/cb7210/cb7210.c +++ b/drivers/staging/gpib/cb7210/cb7210.c @@ -5,6 +5,10 @@ * copyright : (C) 2001, 2002 by Frank Mori Hess ***************************************************************************/ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt +#define dev_fmt pr_fmt +#define DRV_NAME KBUILD_MODNAME + #include "cb7210.h" #include <linux/ioport.h> #include <linux/sched.h> @@ -23,7 +27,10 @@ MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("GPIB driver Measurement Computing boards using cb7210.2 and cbi488.2"); -static inline int have_fifo_word(const struct cb7210_priv *cb_priv) +static int cb7210_read(struct gpib_board *board, u8 *buffer, size_t length, + int *end, size_t *bytes_read); + + static inline int have_fifo_word(const struct cb7210_priv *cb_priv) { if (((cb7210_read_byte(cb_priv, HS_STATUS)) & (HS_RX_MSB_NOT_EMPTY | HS_RX_LSB_NOT_EMPTY)) == @@ -33,7 +40,7 @@ static inline int have_fifo_word(const struct cb7210_priv *cb_priv) return 0; } -static inline void input_fifo_enable(gpib_board_t *board, int enable) +static inline void input_fifo_enable(struct gpib_board *board, int enable) { struct cb7210_priv *cb_priv = board->private_data; struct nec7210_priv *nec_priv = &cb_priv->nec7210_priv; @@ -69,7 +76,7 @@ static inline void input_fifo_enable(gpib_board_t *board, int enable) spin_unlock_irqrestore(&board->spinlock, flags); } -static int fifo_read(gpib_board_t *board, struct cb7210_priv *cb_priv, uint8_t *buffer, +static int fifo_read(struct gpib_board *board, struct cb7210_priv *cb_priv, u8 *buffer, size_t length, int *end, size_t *bytes_read) { ssize_t retval = 0; @@ -80,12 +87,12 @@ static int fifo_read(gpib_board_t *board, struct cb7210_priv *cb_priv, uint8_t * *bytes_read = 0; if (cb_priv->fifo_iobase == 0) { - pr_err("cb7210: fifo iobase is zero!\n"); + dev_err(board->gpib_dev, "fifo iobase is zero!\n"); return -EIO; } *end = 0; if (length <= cb7210_fifo_size) { - pr_err("cb7210: bug! %s with length < fifo size\n", __func__); + dev_err(board->gpib_dev, " bug! fifo read length < fifo size\n"); return -EINVAL; } @@ -100,7 +107,6 @@ static int fifo_read(gpib_board_t *board, struct cb7210_priv *cb_priv, uint8_t * test_bit(RECEIVED_END_BN, &nec_priv->state) || test_bit(DEV_CLEAR_BN, &nec_priv->state) || test_bit(TIMO_NUM, &board->status))) { - pr_warn("cb7210: fifo half full wait interrupted\n"); retval = -ERESTARTSYS; nec7210_set_reg_bits(nec_priv, IMR2, HR_DMAI, 0); break; @@ -150,7 +156,6 @@ static int fifo_read(gpib_board_t *board, struct cb7210_priv *cb_priv, uint8_t * test_bit(RECEIVED_END_BN, &nec_priv->state) || test_bit(DEV_CLEAR_BN, &nec_priv->state) || test_bit(TIMO_NUM, &board->status))) { - pr_warn("cb7210: fifo half full wait interrupted\n"); retval = -ERESTARTSYS; } if (test_bit(TIMO_NUM, &board->status)) @@ -165,8 +170,8 @@ static int fifo_read(gpib_board_t *board, struct cb7210_priv *cb_priv, uint8_t * return retval; } -int cb7210_accel_read(gpib_board_t *board, uint8_t *buffer, - size_t length, int *end, size_t *bytes_read) +static int cb7210_accel_read(struct gpib_board *board, u8 *buffer, + size_t length, int *end, size_t *bytes_read) { ssize_t retval; struct cb7210_priv *cb_priv = board->private_data; @@ -185,7 +190,6 @@ int cb7210_accel_read(gpib_board_t *board, uint8_t *buffer, test_bit(READ_READY_BN, &nec_priv->state) || test_bit(DEV_CLEAR_BN, &nec_priv->state) || test_bit(TIMO_NUM, &board->status))) { - pr_warn("cb7210: read ready wait interrupted\n"); return -ERESTARTSYS; } if (test_bit(TIMO_NUM, &board->status)) @@ -225,7 +229,7 @@ static int output_fifo_empty(const struct cb7210_priv *cb_priv) return 0; } -static inline void output_fifo_enable(gpib_board_t *board, int enable) +static inline void output_fifo_enable(struct gpib_board *board, int enable) { struct cb7210_priv *cb_priv = board->private_data; struct nec7210_priv *nec_priv = &cb_priv->nec7210_priv; @@ -260,7 +264,8 @@ static inline void output_fifo_enable(gpib_board_t *board, int enable) spin_unlock_irqrestore(&board->spinlock, flags); } -static int fifo_write(gpib_board_t *board, uint8_t *buffer, size_t length, size_t *bytes_written) +static int fifo_write(struct gpib_board *board, u8 *buffer, size_t length, + size_t *bytes_written) { size_t count = 0; ssize_t retval = 0; @@ -271,7 +276,7 @@ static int fifo_write(gpib_board_t *board, uint8_t *buffer, size_t length, size_ *bytes_written = 0; if (cb_priv->fifo_iobase == 0) { - pr_err("cb7210: fifo iobase is zero!\n"); + dev_err(board->gpib_dev, "fifo iobase is zero!\n"); return -EINVAL; } if (length == 0) @@ -290,7 +295,6 @@ static int fifo_write(gpib_board_t *board, uint8_t *buffer, size_t length, size_ test_bit(DEV_CLEAR_BN, &nec_priv->state) || test_bit(BUS_ERROR_BN, &nec_priv->state) || test_bit(TIMO_NUM, &board->status))) { - pr_warn("cb7210: fifo wait interrupted\n"); retval = -ERESTARTSYS; break; } @@ -306,7 +310,7 @@ static int fifo_write(gpib_board_t *board, uint8_t *buffer, size_t length, size_ if (num_bytes + count > length) num_bytes = length - count; if (num_bytes % cb7210_fifo_width) { - pr_err("cb7210: bug! %s with odd number of bytes\n", __func__); + dev_err(board->gpib_dev, " bug! fifo write with odd number of bytes\n"); retval = -EINVAL; break; } @@ -331,7 +335,6 @@ static int fifo_write(gpib_board_t *board, uint8_t *buffer, size_t length, size_ test_bit(DEV_CLEAR_BN, &nec_priv->state) || test_bit(BUS_ERROR_BN, &nec_priv->state) || test_bit(TIMO_NUM, &board->status))) { - pr_err("cb7210: wait for last byte interrupted\n"); retval = -ERESTARTSYS; } if (test_bit(TIMO_NUM, &board->status)) @@ -347,8 +350,8 @@ static int fifo_write(gpib_board_t *board, uint8_t *buffer, size_t length, size_ return retval; } -int cb7210_accel_write(gpib_board_t *board, uint8_t *buffer, size_t length, int send_eoi, - size_t *bytes_written) +static int cb7210_accel_write(struct gpib_board *board, u8 *buffer, + size_t length, int send_eoi, size_t *bytes_written) { struct cb7210_priv *cb_priv = board->private_data; struct nec7210_priv *nec_priv = &cb_priv->nec7210_priv; @@ -375,39 +378,37 @@ int cb7210_accel_write(gpib_board_t *board, uint8_t *buffer, size_t length, int return retval; } -int cb7210_line_status(const gpib_board_t *board) +static int cb7210_line_status(const struct gpib_board *board) { - int status = ValidALL; + int status = VALID_ALL; int bsr_bits; struct cb7210_priv *cb_priv; - struct nec7210_priv *nec_priv; cb_priv = board->private_data; - nec_priv = &cb_priv->nec7210_priv; bsr_bits = cb7210_paged_read_byte(cb_priv, BUS_STATUS, BUS_STATUS_PAGE); if ((bsr_bits & BSR_REN_BIT) == 0) - status |= BusREN; + status |= BUS_REN; if ((bsr_bits & BSR_IFC_BIT) == 0) - status |= BusIFC; + status |= BUS_IFC; if ((bsr_bits & BSR_SRQ_BIT) == 0) - status |= BusSRQ; + status |= BUS_SRQ; if ((bsr_bits & BSR_EOI_BIT) == 0) - status |= BusEOI; + status |= BUS_EOI; if ((bsr_bits & BSR_NRFD_BIT) == 0) - status |= BusNRFD; + status |= BUS_NRFD; if ((bsr_bits & BSR_NDAC_BIT) == 0) - status |= BusNDAC; + status |= BUS_NDAC; if ((bsr_bits & BSR_DAV_BIT) == 0) - status |= BusDAV; + status |= BUS_DAV; if ((bsr_bits & BSR_ATN_BIT) == 0) - status |= BusATN; + status |= BUS_ATN; return status; } -unsigned int cb7210_t1_delay(gpib_board_t *board, unsigned int nano_sec) +static int cb7210_t1_delay(struct gpib_board *board, unsigned int nano_sec) { struct cb7210_priv *cb_priv = board->private_data; struct nec7210_priv *nec_priv = &cb_priv->nec7210_priv; @@ -424,16 +425,16 @@ unsigned int cb7210_t1_delay(gpib_board_t *board, unsigned int nano_sec) return retval; } -irqreturn_t cb7210_locked_internal_interrupt(gpib_board_t *board); +static irqreturn_t cb7210_locked_internal_interrupt(struct gpib_board *board); /* * GPIB interrupt service routines */ -irqreturn_t cb_pci_interrupt(int irq, void *arg) +static irqreturn_t cb_pci_interrupt(int irq, void *arg) { int bits; - gpib_board_t *board = arg; + struct gpib_board *board = arg; struct cb7210_priv *priv = board->private_data; // first task check if this is really our interrupt in a shared irq environment @@ -462,7 +463,7 @@ irqreturn_t cb_pci_interrupt(int irq, void *arg) return cb7210_locked_internal_interrupt(arg); } -irqreturn_t cb7210_internal_interrupt(gpib_board_t *board) +static irqreturn_t cb7210_internal_interrupt(struct gpib_board *board) { int hs_status, status1, status2; struct cb7210_priv *priv = board->private_data; @@ -479,7 +480,7 @@ irqreturn_t cb7210_internal_interrupt(gpib_board_t *board) status2 = read_byte(nec_priv, ISR2); nec7210_interrupt_have_status(board, nec_priv, status1, status2); - dev_dbg(board->gpib_dev, "cb7210: status 0x%x, mode 0x%x\n", hs_status, priv->hs_mode_bits); + dev_dbg(board->gpib_dev, "status 0x%x, mode 0x%x\n", hs_status, priv->hs_mode_bits); clear_bits = 0; @@ -516,7 +517,7 @@ irqreturn_t cb7210_internal_interrupt(gpib_board_t *board) return IRQ_HANDLED; } -irqreturn_t cb7210_locked_internal_interrupt(gpib_board_t *board) +static irqreturn_t cb7210_locked_internal_interrupt(struct gpib_board *board) { unsigned long flags; irqreturn_t retval; @@ -527,55 +528,57 @@ irqreturn_t cb7210_locked_internal_interrupt(gpib_board_t *board) return retval; } -irqreturn_t cb7210_interrupt(int irq, void *arg) +static irqreturn_t cb7210_interrupt(int irq, void *arg) { return cb7210_internal_interrupt(arg); } -static int cb_pci_attach(gpib_board_t *board, const gpib_board_config_t *config); -static int cb_isa_attach(gpib_board_t *board, const gpib_board_config_t *config); +static int cb_pci_attach(struct gpib_board *board, const struct gpib_board_config *config); +static int cb_isa_attach(struct gpib_board *board, const struct gpib_board_config *config); -static void cb_pci_detach(gpib_board_t *board); -static void cb_isa_detach(gpib_board_t *board); +static void cb_pci_detach(struct gpib_board *board); +static void cb_isa_detach(struct gpib_board *board); // wrappers for interface functions -int cb7210_read(gpib_board_t *board, uint8_t *buffer, size_t length, int *end, size_t *bytes_read) +static int cb7210_read(struct gpib_board *board, u8 *buffer, size_t length, + int *end, size_t *bytes_read) { struct cb7210_priv *priv = board->private_data; return nec7210_read(board, &priv->nec7210_priv, buffer, length, end, bytes_read); } -int cb7210_write(gpib_board_t *board, uint8_t *buffer, size_t length, - int send_eoi, size_t *bytes_written) +static int cb7210_write(struct gpib_board *board, u8 *buffer, size_t length, + int send_eoi, size_t *bytes_written) { struct cb7210_priv *priv = board->private_data; return nec7210_write(board, &priv->nec7210_priv, buffer, length, send_eoi, bytes_written); } -int cb7210_command(gpib_board_t *board, uint8_t *buffer, size_t length, size_t *bytes_written) +static int cb7210_command(struct gpib_board *board, u8 *buffer, size_t length, + size_t *bytes_written) { struct cb7210_priv *priv = board->private_data; return nec7210_command(board, &priv->nec7210_priv, buffer, length, bytes_written); } -int cb7210_take_control(gpib_board_t *board, int synchronous) +static int cb7210_take_control(struct gpib_board *board, int synchronous) { struct cb7210_priv *priv = board->private_data; return nec7210_take_control(board, &priv->nec7210_priv, synchronous); } -int cb7210_go_to_standby(gpib_board_t *board) +static int cb7210_go_to_standby(struct gpib_board *board) { struct cb7210_priv *priv = board->private_data; return nec7210_go_to_standby(board, &priv->nec7210_priv); } -void cb7210_request_system_control(gpib_board_t *board, int request_control) +static int cb7210_request_system_control(struct gpib_board *board, int request_control) { struct cb7210_priv *priv = board->private_data; struct nec7210_priv *nec_priv = &priv->nec7210_priv; @@ -586,94 +589,94 @@ void cb7210_request_system_control(gpib_board_t *board, int request_control) priv->hs_mode_bits &= ~HS_SYS_CONTROL; cb7210_write_byte(priv, priv->hs_mode_bits, HS_MODE); - nec7210_request_system_control(board, nec_priv, request_control); + return nec7210_request_system_control(board, nec_priv, request_control); } -void cb7210_interface_clear(gpib_board_t *board, int assert) +static void cb7210_interface_clear(struct gpib_board *board, int assert) { struct cb7210_priv *priv = board->private_data; nec7210_interface_clear(board, &priv->nec7210_priv, assert); } -void cb7210_remote_enable(gpib_board_t *board, int enable) +static void cb7210_remote_enable(struct gpib_board *board, int enable) { struct cb7210_priv *priv = board->private_data; nec7210_remote_enable(board, &priv->nec7210_priv, enable); } -int cb7210_enable_eos(gpib_board_t *board, uint8_t eos_byte, int compare_8_bits) +static int cb7210_enable_eos(struct gpib_board *board, u8 eos_byte, int compare_8_bits) { struct cb7210_priv *priv = board->private_data; return nec7210_enable_eos(board, &priv->nec7210_priv, eos_byte, compare_8_bits); } -void cb7210_disable_eos(gpib_board_t *board) +static void cb7210_disable_eos(struct gpib_board *board) { struct cb7210_priv *priv = board->private_data; nec7210_disable_eos(board, &priv->nec7210_priv); } -unsigned int cb7210_update_status(gpib_board_t *board, unsigned int clear_mask) +static unsigned int cb7210_update_status(struct gpib_board *board, unsigned int clear_mask) { struct cb7210_priv *priv = board->private_data; return nec7210_update_status(board, &priv->nec7210_priv, clear_mask); } -int cb7210_primary_address(gpib_board_t *board, unsigned int address) +static int cb7210_primary_address(struct gpib_board *board, unsigned int address) { struct cb7210_priv *priv = board->private_data; return nec7210_primary_address(board, &priv->nec7210_priv, address); } -int cb7210_secondary_address(gpib_board_t *board, unsigned int address, int enable) +static int cb7210_secondary_address(struct gpib_board *board, unsigned int address, int enable) { struct cb7210_priv *priv = board->private_data; return nec7210_secondary_address(board, &priv->nec7210_priv, address, enable); } -int cb7210_parallel_poll(gpib_board_t *board, uint8_t *result) +static int cb7210_parallel_poll(struct gpib_board *board, u8 *result) { struct cb7210_priv *priv = board->private_data; return nec7210_parallel_poll(board, &priv->nec7210_priv, result); } -void cb7210_parallel_poll_configure(gpib_board_t *board, uint8_t configuration) +static void cb7210_parallel_poll_configure(struct gpib_board *board, u8 configuration) { struct cb7210_priv *priv = board->private_data; nec7210_parallel_poll_configure(board, &priv->nec7210_priv, configuration); } -void cb7210_parallel_poll_response(gpib_board_t *board, int ist) +static void cb7210_parallel_poll_response(struct gpib_board *board, int ist) { struct cb7210_priv *priv = board->private_data; nec7210_parallel_poll_response(board, &priv->nec7210_priv, ist); } -void cb7210_serial_poll_response(gpib_board_t *board, uint8_t status) +static void cb7210_serial_poll_response(struct gpib_board *board, u8 status) { struct cb7210_priv *priv = board->private_data; nec7210_serial_poll_response(board, &priv->nec7210_priv, status); } -uint8_t cb7210_serial_poll_status(gpib_board_t *board) +static u8 cb7210_serial_poll_status(struct gpib_board *board) { struct cb7210_priv *priv = board->private_data; return nec7210_serial_poll_status(board, &priv->nec7210_priv); } -void cb7210_return_to_local(gpib_board_t *board) +static void cb7210_return_to_local(struct gpib_board *board) { struct cb7210_priv *priv = board->private_data; struct nec7210_priv *nec_priv = &priv->nec7210_priv; @@ -683,7 +686,7 @@ void cb7210_return_to_local(gpib_board_t *board) write_byte(nec_priv, AUX_RTL, AUXMR); } -static gpib_interface_t cb_pci_unaccel_interface = { +static struct gpib_interface cb_pci_unaccel_interface = { .name = "cbi_pci_unaccel", .attach = cb_pci_attach, .detach = cb_pci_detach, @@ -711,7 +714,7 @@ static gpib_interface_t cb_pci_unaccel_interface = { .return_to_local = cb7210_return_to_local, }; -static gpib_interface_t cb_pci_accel_interface = { +static struct gpib_interface cb_pci_accel_interface = { .name = "cbi_pci_accel", .attach = cb_pci_attach, .detach = cb_pci_detach, @@ -739,7 +742,7 @@ static gpib_interface_t cb_pci_accel_interface = { .return_to_local = cb7210_return_to_local, }; -static gpib_interface_t cb_pci_interface = { +static struct gpib_interface cb_pci_interface = { .name = "cbi_pci", .attach = cb_pci_attach, .detach = cb_pci_detach, @@ -766,7 +769,7 @@ static gpib_interface_t cb_pci_interface = { .return_to_local = cb7210_return_to_local, }; -static gpib_interface_t cb_isa_unaccel_interface = { +static struct gpib_interface cb_isa_unaccel_interface = { .name = "cbi_isa_unaccel", .attach = cb_isa_attach, .detach = cb_isa_detach, @@ -794,7 +797,7 @@ static gpib_interface_t cb_isa_unaccel_interface = { .return_to_local = cb7210_return_to_local, }; -static gpib_interface_t cb_isa_interface = { +static struct gpib_interface cb_isa_interface = { .name = "cbi_isa", .attach = cb_isa_attach, .detach = cb_isa_detach, @@ -821,7 +824,7 @@ static gpib_interface_t cb_isa_interface = { .return_to_local = cb7210_return_to_local, }; -static gpib_interface_t cb_isa_accel_interface = { +static struct gpib_interface cb_isa_accel_interface = { .name = "cbi_isa_accel", .attach = cb_isa_attach, .detach = cb_isa_detach, @@ -849,27 +852,27 @@ static gpib_interface_t cb_isa_accel_interface = { .return_to_local = cb7210_return_to_local, }; -static int cb7210_allocate_private(gpib_board_t *board) +static int cb7210_allocate_private(struct gpib_board *board) { struct cb7210_priv *priv; board->private_data = kmalloc(sizeof(struct cb7210_priv), GFP_KERNEL); if (!board->private_data) - return -1; + return -ENOMEM; priv = board->private_data; memset(priv, 0, sizeof(struct cb7210_priv)); init_nec7210_private(&priv->nec7210_priv); return 0; } -void cb7210_generic_detach(gpib_board_t *board) +static void cb7210_generic_detach(struct gpib_board *board) { kfree(board->private_data); board->private_data = NULL; } // generic part of attach functions shared by all cb7210 boards -int cb7210_generic_attach(gpib_board_t *board) +static int cb7210_generic_attach(struct gpib_board *board) { struct cb7210_priv *cb_priv; struct nec7210_priv *nec_priv; @@ -887,7 +890,7 @@ int cb7210_generic_attach(gpib_board_t *board) return 0; } -int cb7210_init(struct cb7210_priv *cb_priv, gpib_board_t *board) +static int cb7210_init(struct cb7210_priv *cb_priv, struct gpib_board *board) { struct nec7210_priv *nec_priv = &cb_priv->nec7210_priv; @@ -902,7 +905,8 @@ int cb7210_init(struct cb7210_priv *cb_priv, gpib_board_t *board) cb7210_write_byte(cb_priv, cb_priv->hs_mode_bits, HS_MODE); write_byte(nec_priv, AUX_LO_SPEED, AUXMR); - /* set clock register for maximum (20 MHz) driving frequency + /* + * set clock register for maximum (20 MHz) driving frequency * ICR should be set to clock in megahertz (1-15) and to zero * for clocks faster than 15 MHz (max 20MHz) */ @@ -917,13 +921,13 @@ int cb7210_init(struct cb7210_priv *cb_priv, gpib_board_t *board) /* poll so we can detect assertion of ATN */ if (gpib_request_pseudo_irq(board, cb_pci_interrupt)) { - pr_err("pc2_gpib: failed to allocate pseudo_irq\n"); + pr_err("failed to allocate pseudo_irq\n"); return -1; } return 0; } -int cb_pci_attach(gpib_board_t *board, const gpib_board_config_t *config) +static int cb_pci_attach(struct gpib_board *board, const struct gpib_board_config *config) { struct cb7210_priv *cb_priv; struct nec7210_priv *nec_priv; @@ -957,17 +961,17 @@ int cb_pci_attach(gpib_board_t *board, const gpib_board_config_t *config) } } if (!cb_priv->pci_device) { - pr_warn("cb7210: no supported boards found.\n"); - return -1; + dev_err(board->gpib_dev, "no supported boards found.\n"); + return -ENODEV; } if (pci_enable_device(cb_priv->pci_device)) { - pr_err("cb7210: error enabling pci device\n"); - return -1; + dev_err(board->gpib_dev, "error enabling pci device\n"); + return -EIO; } - if (pci_request_regions(cb_priv->pci_device, "cb7210")) - return -1; + if (pci_request_regions(cb_priv->pci_device, DRV_NAME)) + return -EBUSY; switch (cb_priv->pci_chip) { case PCI_CHIP_AMCC_S5933: cb_priv->amcc_iobase = pci_resource_start(cb_priv->pci_device, 0); @@ -979,13 +983,14 @@ int cb_pci_attach(gpib_board_t *board, const gpib_board_config_t *config) cb_priv->fifo_iobase = nec_priv->iobase; break; default: - pr_err("cb7210: bug! unhandled pci_chip=%i\n", cb_priv->pci_chip); + dev_err(board->gpib_dev, "bug! unhandled pci_chip=%i\n", cb_priv->pci_chip); return -EIO; } isr_flags |= IRQF_SHARED; - if (request_irq(cb_priv->pci_device->irq, cb_pci_interrupt, isr_flags, "cb7210", board)) { - pr_err("cb7210: can't request IRQ %d\n", cb_priv->pci_device->irq); - return -1; + if (request_irq(cb_priv->pci_device->irq, cb_pci_interrupt, isr_flags, DRV_NAME, board)) { + dev_err(board->gpib_dev, "can't request IRQ %d\n", + cb_priv->pci_device->irq); + return -EBUSY; } cb_priv->irq = cb_priv->pci_device->irq; @@ -1004,7 +1009,7 @@ int cb_pci_attach(gpib_board_t *board, const gpib_board_config_t *config) return cb7210_init(cb_priv, board); } -void cb_pci_detach(gpib_board_t *board) +static void cb_pci_detach(struct gpib_board *board) { struct cb7210_priv *cb_priv = board->private_data; struct nec7210_priv *nec_priv; @@ -1027,7 +1032,7 @@ void cb_pci_detach(gpib_board_t *board) cb7210_generic_detach(board); } -int cb_isa_attach(gpib_board_t *board, const gpib_board_config_t *config) +static int cb_isa_attach(struct gpib_board *board, const struct gpib_board_config *config) { int isr_flags = 0; struct cb7210_priv *cb_priv; @@ -1040,20 +1045,22 @@ int cb_isa_attach(gpib_board_t *board, const gpib_board_config_t *config) return retval; cb_priv = board->private_data; nec_priv = &cb_priv->nec7210_priv; - if (!request_region(config->ibbase, cb7210_iosize, "cb7210")) { - pr_err("gpib: ioports starting at 0x%x are already in use\n", config->ibbase); - return -EIO; + if (!request_region(config->ibbase, cb7210_iosize, DRV_NAME)) { + dev_err(board->gpib_dev, "ioports starting at 0x%x are already in use\n", + config->ibbase); + return -EBUSY; } nec_priv->iobase = config->ibbase; cb_priv->fifo_iobase = nec7210_iobase(cb_priv); bits = irq_bits(config->ibirq); if (bits == 0) - pr_err("board incapable of using irq %i, try 2-5, 7, 10, or 11\n", config->ibirq); + dev_err(board->gpib_dev, "board incapable of using irq %i, try 2-5, 7, 10, or 11\n", + config->ibirq); // install interrupt handler - if (request_irq(config->ibirq, cb7210_interrupt, isr_flags, "cb7210", board)) { - pr_err("gpib: can't request IRQ %d\n", config->ibirq); + if (request_irq(config->ibirq, cb7210_interrupt, isr_flags, DRV_NAME, board)) { + dev_err(board->gpib_dev, "failed to obtain IRQ %d\n", config->ibirq); return -EBUSY; } cb_priv->irq = config->ibirq; @@ -1061,7 +1068,7 @@ int cb_isa_attach(gpib_board_t *board, const gpib_board_config_t *config) return cb7210_init(cb_priv, board); } -void cb_isa_detach(gpib_board_t *board) +static void cb_isa_detach(struct gpib_board *board) { struct cb7210_priv *cb_priv = board->private_data; struct nec7210_priv *nec_priv; @@ -1093,7 +1100,7 @@ static const struct pci_device_id cb7210_pci_table[] = { MODULE_DEVICE_TABLE(pci, cb7210_pci_table); static struct pci_driver cb7210_pci_driver = { - .name = "cb7210", + .name = DRV_NAME, .id_table = cb7210_pci_table, .probe = &cb7210_pci_probe }; @@ -1106,7 +1113,7 @@ static struct pci_driver cb7210_pci_driver = { * pcmcia skeleton example (presumably David Hinds) ***************************************************************************/ -#ifdef GPIB_PCMCIA +#ifdef CONFIG_GPIB_PCMCIA #include <linux/kernel.h> #include <linux/ptrace.h> @@ -1117,23 +1124,6 @@ static struct pci_driver cb7210_pci_driver = { #include <pcmcia/ds.h> /* - * All the PCMCIA modules use PCMCIA_DEBUG to control debugging. If - * you do not define PCMCIA_DEBUG at all, all the debug code will be - * left out. If you compile with PCMCIA_DEBUG=0, the debug code will - * be present but disabled -- but it can then be enabled for specific - * modules at load time with a 'pc_debug=#' option to insmod. - */ - -#define PCMCIA_DEBUG 1 - -#ifdef PCMCIA_DEBUG -static int pc_debug = PCMCIA_DEBUG; -#define DEBUG(n, args...) do {if (pc_debug > (n)) pr_debug(args); } while (0) -#else -#define DEBUG(args...) -#endif - -/* * The event() function is this driver's Card Services event handler. * It will be called by Card Services when an appropriate card status * event is received. The config() and release() entry points are @@ -1144,8 +1134,8 @@ static int pc_debug = PCMCIA_DEBUG; static int cb_gpib_config(struct pcmcia_device *link); static void cb_gpib_release(struct pcmcia_device *link); -static int cb_pcmcia_attach(gpib_board_t *board, const gpib_board_config_t *config); -static void cb_pcmcia_detach(gpib_board_t *board); +static int cb_pcmcia_attach(struct gpib_board *board, const struct gpib_board_config *config); +static void cb_pcmcia_detach(struct gpib_board *board); /* * A linked list of "instances" of the gpib device. Each actual @@ -1178,7 +1168,7 @@ static struct pcmcia_device *curr_dev; struct local_info { struct pcmcia_device *p_dev; - gpib_board_t *dev; + struct gpib_board *dev; }; /* @@ -1197,8 +1187,6 @@ static int cb_gpib_probe(struct pcmcia_device *link) // int ret, i; - DEBUG(0, "%s(0x%p)\n", __func__, link); - /* Allocate space for private device-specific data */ info = kzalloc(sizeof(*info), GFP_KERNEL); if (!info) @@ -1236,9 +1224,7 @@ static int cb_gpib_probe(struct pcmcia_device *link) static void cb_gpib_remove(struct pcmcia_device *link) { struct local_info *info = link->priv; - //struct gpib_board_t *dev = info->dev; - - DEBUG(0, "%s(0x%p)\n", __func__, link); + //struct struct gpib_board *dev = info->dev; if (info->dev) cb_pcmcia_detach(info->dev); @@ -1261,14 +1247,8 @@ static int cb_gpib_config_iteration(struct pcmcia_device *link, void *priv_data) static int cb_gpib_config(struct pcmcia_device *link) { - struct pcmcia_device *handle; - struct local_info *dev; int retval; - handle = link; - dev = link->priv; - DEBUG(0, "%s(0x%p)\n", __func__, link); - retval = pcmcia_loop_config(link, &cb_gpib_config_iteration, NULL); if (retval) { dev_warn(&link->dev, "no configuration found\n"); @@ -1276,8 +1256,6 @@ static int cb_gpib_config(struct pcmcia_device *link) return -ENODEV; } - DEBUG(0, "gpib_cs: manufacturer: 0x%x card: 0x%x\n", link->manf_id, link->card_id); - /* * This actually configures the PCMCIA socket -- setting up * the I/O windows and the interrupt mapping. @@ -1289,30 +1267,27 @@ static int cb_gpib_config(struct pcmcia_device *link) return -ENODEV; } - pr_info("gpib device loaded\n"); return 0; } /* gpib_config */ /* - * After a card is removed, gpib_release() will unregister the net - * device, and release the PCMCIA configuration. If the device is - * still open, this will be postponed until it is closed. + * After a card is removed, gpib_release() will unregister the net + * device, and release the PCMCIA configuration. If the device is + * still open, this will be postponed until it is closed. */ static void cb_gpib_release(struct pcmcia_device *link) { - DEBUG(0, "%s(0x%p)\n", __func__, link); pcmcia_disable_device(link); } static int cb_gpib_suspend(struct pcmcia_device *link) { //struct local_info *info = link->priv; - //struct gpib_board_t *dev = info->dev; - DEBUG(0, "%s(0x%p)\n", __func__, link); + //struct struct gpib_board *dev = info->dev; if (link->open) - pr_warn("Device still open ???\n"); + dev_warn(&link->dev, "Device still open\n"); //netif_device_detach(dev); return 0; @@ -1321,12 +1296,10 @@ static int cb_gpib_suspend(struct pcmcia_device *link) static int cb_gpib_resume(struct pcmcia_device *link) { //struct local_info *info = link->priv; - //struct gpib_board_t *dev = info->dev; - DEBUG(0, "%s(0x%p)\n", __func__, link); + //struct struct gpib_board *dev = info->dev; /*if (link->open) { * ni_gpib_probe(dev); / really? - * printk("Gpib resumed ???\n"); * //netif_device_attach(dev); * */ @@ -1342,8 +1315,8 @@ static struct pcmcia_device_id cb_pcmcia_ids[] = { MODULE_DEVICE_TABLE(pcmcia, cb_pcmcia_ids); static struct pcmcia_driver cb_gpib_cs_driver = { + .name = "cb_gpib_cs", .owner = THIS_MODULE, - .drv = { .name = "cb_gpib_cs", }, .id_table = cb_pcmcia_ids, .probe = cb_gpib_probe, .remove = cb_gpib_remove, @@ -1351,13 +1324,12 @@ static struct pcmcia_driver cb_gpib_cs_driver = { .resume = cb_gpib_resume, }; -void cb_pcmcia_cleanup_module(void) +static void cb_pcmcia_cleanup_module(void) { - DEBUG(0, "cb_gpib_cs: unloading\n"); pcmcia_unregister_driver(&cb_gpib_cs_driver); } -static gpib_interface_t cb_pcmcia_unaccel_interface = { +static struct gpib_interface cb_pcmcia_unaccel_interface = { .name = "cbi_pcmcia_unaccel", .attach = cb_pcmcia_attach, .detach = cb_pcmcia_detach, @@ -1385,7 +1357,7 @@ static gpib_interface_t cb_pcmcia_unaccel_interface = { .return_to_local = cb7210_return_to_local, }; -static gpib_interface_t cb_pcmcia_interface = { +static struct gpib_interface cb_pcmcia_interface = { .name = "cbi_pcmcia", .attach = cb_pcmcia_attach, .detach = cb_pcmcia_detach, @@ -1413,7 +1385,7 @@ static gpib_interface_t cb_pcmcia_interface = { .return_to_local = cb7210_return_to_local, }; -static gpib_interface_t cb_pcmcia_accel_interface = { +static struct gpib_interface cb_pcmcia_accel_interface = { .name = "cbi_pcmcia_accel", .attach = cb_pcmcia_attach, .detach = cb_pcmcia_detach, @@ -1441,15 +1413,15 @@ static gpib_interface_t cb_pcmcia_accel_interface = { .return_to_local = cb7210_return_to_local, }; -int cb_pcmcia_attach(gpib_board_t *board, const gpib_board_config_t *config) +static int cb_pcmcia_attach(struct gpib_board *board, const struct gpib_board_config *config) { struct cb7210_priv *cb_priv; struct nec7210_priv *nec_priv; int retval; if (!curr_dev) { - pr_err("no cb pcmcia cards found\n"); - return -1; + dev_err(board->gpib_dev, "no cb pcmcia cards found\n"); + return -ENODEV; } retval = cb7210_generic_attach(board); @@ -1460,25 +1432,24 @@ int cb_pcmcia_attach(gpib_board_t *board, const gpib_board_config_t *config) nec_priv = &cb_priv->nec7210_priv; if (!request_region(curr_dev->resource[0]->start, resource_size(curr_dev->resource[0]), - "cb7210")) { - pr_err("gpib: ioports starting at 0x%lx are already in use\n", - (unsigned long)curr_dev->resource[0]->start); - return -EIO; + DRV_NAME)) { + dev_err(board->gpib_dev, "ioports starting at 0x%lx are already in use\n", + (unsigned long)curr_dev->resource[0]->start); + return -EBUSY; } nec_priv->iobase = curr_dev->resource[0]->start; cb_priv->fifo_iobase = curr_dev->resource[0]->start; - if (request_irq(curr_dev->irq, cb7210_interrupt, IRQF_SHARED, - "cb7210", board)) { - pr_err("cb7210: failed to request IRQ %d\n", curr_dev->irq); - return -1; + if (request_irq(curr_dev->irq, cb7210_interrupt, IRQF_SHARED, DRV_NAME, board)) { + dev_err(board->gpib_dev, "failed to request IRQ %d\n", curr_dev->irq); + return -EBUSY; } cb_priv->irq = curr_dev->irq; return cb7210_init(cb_priv, board); } -void cb_pcmcia_detach(gpib_board_t *board) +static void cb_pcmcia_detach(struct gpib_board *board) { struct cb7210_priv *cb_priv = board->private_data; struct nec7210_priv *nec_priv; @@ -1496,7 +1467,7 @@ void cb_pcmcia_detach(gpib_board_t *board) cb7210_generic_detach(board); } -#endif /* GPIB_PCMCIA */ +#endif /* CONFIG_GPIB_PCMCIA */ static int __init cb7210_init_module(void) { @@ -1504,75 +1475,75 @@ static int __init cb7210_init_module(void) ret = pci_register_driver(&cb7210_pci_driver); if (ret) { - pr_err("cb7210: pci_register_driver failed: error = %d\n", ret); + pr_err("pci_register_driver failed: error = %d\n", ret); return ret; } ret = gpib_register_driver(&cb_pci_interface, THIS_MODULE); if (ret) { - pr_err("cb7210: gpib_register_driver failed: error = %d\n", ret); + pr_err("gpib_register_driver failed: error = %d\n", ret); goto err_pci; } ret = gpib_register_driver(&cb_isa_interface, THIS_MODULE); if (ret) { - pr_err("cb7210: gpib_register_driver failed: error = %d\n", ret); + pr_err("gpib_register_driver failed: error = %d\n", ret); goto err_isa; } ret = gpib_register_driver(&cb_pci_accel_interface, THIS_MODULE); if (ret) { - pr_err("cb7210: gpib_register_driver failed: error = %d\n", ret); + pr_err("gpib_register_driver failed: error = %d\n", ret); goto err_pci_accel; } ret = gpib_register_driver(&cb_pci_unaccel_interface, THIS_MODULE); if (ret) { - pr_err("cb7210: gpib_register_driver failed: error = %d\n", ret); + pr_err("gpib_register_driver failed: error = %d\n", ret); goto err_pci_unaccel; } ret = gpib_register_driver(&cb_isa_accel_interface, THIS_MODULE); if (ret) { - pr_err("cb7210: gpib_register_driver failed: error = %d\n", ret); + pr_err("gpib_register_driver failed: error = %d\n", ret); goto err_isa_accel; } ret = gpib_register_driver(&cb_isa_unaccel_interface, THIS_MODULE); if (ret) { - pr_err("cb7210: gpib_register_driver failed: error = %d\n", ret); + pr_err("gpib_register_driver failed: error = %d\n", ret); goto err_isa_unaccel; } -#ifdef GPIB_PCMCIA +#ifdef CONFIG_GPIB_PCMCIA ret = gpib_register_driver(&cb_pcmcia_interface, THIS_MODULE); if (ret) { - pr_err("cb7210: gpib_register_driver failed: error = %d\n", ret); + pr_err("gpib_register_driver failed: error = %d\n", ret); goto err_pcmcia; } ret = gpib_register_driver(&cb_pcmcia_accel_interface, THIS_MODULE); if (ret) { - pr_err("cb7210: gpib_register_driver failed: error = %d\n", ret); + pr_err("gpib_register_driver failed: error = %d\n", ret); goto err_pcmcia_accel; } ret = gpib_register_driver(&cb_pcmcia_unaccel_interface, THIS_MODULE); if (ret) { - pr_err("cb7210: gpib_register_driver failed: error = %d\n", ret); + pr_err("gpib_register_driver failed: error = %d\n", ret); goto err_pcmcia_unaccel; } ret = pcmcia_register_driver(&cb_gpib_cs_driver); if (ret) { - pr_err("cb7210: pcmcia_register_driver failed: error = %d\n", ret); + pr_err("pcmcia_register_driver failed: error = %d\n", ret); goto err_pcmcia_driver; } #endif return 0; -#ifdef GPIB_PCMCIA +#ifdef CONFIG_GPIB_PCMCIA err_pcmcia_driver: gpib_unregister_driver(&cb_pcmcia_unaccel_interface); err_pcmcia_unaccel: @@ -1606,7 +1577,7 @@ static void __exit cb7210_exit_module(void) gpib_unregister_driver(&cb_pci_unaccel_interface); gpib_unregister_driver(&cb_isa_accel_interface); gpib_unregister_driver(&cb_isa_unaccel_interface); -#ifdef GPIB_PCMCIA +#ifdef CONFIG_GPIB_PCMCIA gpib_unregister_driver(&cb_pcmcia_interface); gpib_unregister_driver(&cb_pcmcia_accel_interface); gpib_unregister_driver(&cb_pcmcia_unaccel_interface); diff --git a/drivers/staging/gpib/cb7210/cb7210.h b/drivers/staging/gpib/cb7210/cb7210.h index d56cd905cc8c..13f127563ab3 100644 --- a/drivers/staging/gpib/cb7210/cb7210.h +++ b/drivers/staging/gpib/cb7210/cb7210.h @@ -36,51 +36,6 @@ struct cb7210_priv { unsigned in_fifo_half_full : 1; }; -// interrupt service routines -irqreturn_t cb_pci_interrupt(int irq, void *arg); -irqreturn_t cb7210_interrupt(int irq, void *arg); -irqreturn_t cb7210_internal_interrupt(gpib_board_t *board); - -// interface functions -int cb7210_read(gpib_board_t *board, uint8_t *buffer, size_t length, - int *end, size_t *bytes_read); -int cb7210_accel_read(gpib_board_t *board, uint8_t *buffer, size_t length, - int *end, size_t *bytes_read); -int cb7210_write(gpib_board_t *board, uint8_t *buffer, size_t length, - int send_eoi, size_t *bytes_written); -int cb7210_accel_write(gpib_board_t *board, uint8_t *buffer, size_t length, - int send_eoi, size_t *bytes_written); -int cb7210_command(gpib_board_t *board, uint8_t *buffer, size_t length, size_t *bytes_written); -int cb7210_take_control(gpib_board_t *board, int synchronous); -int cb7210_go_to_standby(gpib_board_t *board); -void cb7210_request_system_control(gpib_board_t *board, int request_control); -void cb7210_interface_clear(gpib_board_t *board, int assert); -void cb7210_remote_enable(gpib_board_t *board, int enable); -int cb7210_enable_eos(gpib_board_t *board, uint8_t eos_byte, - int compare_8_bits); -void cb7210_disable_eos(gpib_board_t *board); -unsigned int cb7210_update_status(gpib_board_t *board, unsigned int clear_mask); -int cb7210_primary_address(gpib_board_t *board, unsigned int address); -int cb7210_secondary_address(gpib_board_t *board, unsigned int address, - int enable); -int cb7210_parallel_poll(gpib_board_t *board, uint8_t *result); -void cb7210_serial_poll_response(gpib_board_t *board, uint8_t status); -uint8_t cb7210_serial_poll_status(gpib_board_t *board); -void cb7210_parallel_poll_configure(gpib_board_t *board, uint8_t configuration); -void cb7210_parallel_poll_response(gpib_board_t *board, int ist); -int cb7210_line_status(const gpib_board_t *board); -unsigned int cb7210_t1_delay(gpib_board_t *board, unsigned int nano_sec); -void cb7210_return_to_local(gpib_board_t *board); - -// utility functions -void cb7210_generic_detach(gpib_board_t *board); -int cb7210_generic_attach(gpib_board_t *board); -int cb7210_init(struct cb7210_priv *priv, gpib_board_t *board); - -// pcmcia init/cleanup -int cb_pcmcia_init_module(void); -void cb_pcmcia_cleanup_module(void); - // pci-gpib register offset static const int cb7210_reg_offset = 1; @@ -118,8 +73,8 @@ static inline int cb7210_page_in_bits(unsigned int page) return 0x50 | (page & 0xf); } -static inline uint8_t cb7210_paged_read_byte(struct cb7210_priv *cb_priv, - unsigned int register_num, unsigned int page) +static inline u8 cb7210_paged_read_byte(struct cb7210_priv *cb_priv, + unsigned int register_num, unsigned int page) { struct nec7210_priv *nec_priv = &cb_priv->nec7210_priv; u8 retval; @@ -134,8 +89,8 @@ static inline uint8_t cb7210_paged_read_byte(struct cb7210_priv *cb_priv, } // don't use for register_num < 8, since it doesn't lock -static inline uint8_t cb7210_read_byte(const struct cb7210_priv *cb_priv, - enum hs_regs register_num) +static inline u8 cb7210_read_byte(const struct cb7210_priv *cb_priv, + enum hs_regs register_num) { const struct nec7210_priv *nec_priv = &cb_priv->nec7210_priv; u8 retval; @@ -144,7 +99,7 @@ static inline uint8_t cb7210_read_byte(const struct cb7210_priv *cb_priv, return retval; } -static inline void cb7210_paged_write_byte(struct cb7210_priv *cb_priv, uint8_t data, +static inline void cb7210_paged_write_byte(struct cb7210_priv *cb_priv, u8 data, unsigned int register_num, unsigned int page) { struct nec7210_priv *nec_priv = &cb_priv->nec7210_priv; @@ -158,7 +113,7 @@ static inline void cb7210_paged_write_byte(struct cb7210_priv *cb_priv, uint8_t } // don't use for register_num < 8, since it doesn't lock -static inline void cb7210_write_byte(const struct cb7210_priv *cb_priv, uint8_t data, +static inline void cb7210_write_byte(const struct cb7210_priv *cb_priv, u8 data, enum hs_regs register_num) { const struct nec7210_priv *nec_priv = &cb_priv->nec7210_priv; @@ -179,7 +134,8 @@ enum bus_status_bits { /* CBI 488.2 HS control */ -/* when both bit 0 and 1 are set, it +/* + * when both bit 0 and 1 are set, it * 1 clears the transmit state machine to an initial condition * 2 clears any residual interrupts left latched on cbi488.2 * 3 resets all control bits in HS_MODE to zero @@ -234,11 +190,12 @@ static inline unsigned int irq_bits(unsigned int irq) } enum cb7210_aux_cmds { -/* AUX_RTL2 is an undocumented aux command which causes cb7210 to assert - * (and keep asserted) local rtl message. This is used in conjunction - * with the (stupid) cb7210 implementation - * of the normal nec7210 AUX_RTL aux command, which - * causes the rtl message to toggle between on and off. +/* + * AUX_RTL2 is an undocumented aux command which causes cb7210 to assert + * (and keep asserted) local rtl message. This is used in conjunction + * with the (stupid) cb7210 implementation + * of the normal nec7210 AUX_RTL aux command, which + * causes the rtl message to toggle between on and off. */ AUX_RTL2 = 0xd, AUX_LO_SPEED = 0x40, diff --git a/drivers/staging/gpib/cec/cec.h b/drivers/staging/gpib/cec/cec.h index 040ca70ed708..3ce2869c7429 100644 --- a/drivers/staging/gpib/cec/cec.h +++ b/drivers/staging/gpib/cec/cec.h @@ -16,34 +16,5 @@ struct cec_priv { unsigned int irq; }; -// interface functions -int cec_read(gpib_board_t *board, uint8_t *buffer, size_t length, int *end, size_t *bytes_read); -int cec_write(gpib_board_t *board, uint8_t *buffer, size_t length, int send_eoi, - size_t *bytes_written); -int cec_command(gpib_board_t *board, uint8_t *buffer, size_t length, size_t *bytes_written); -int cec_take_control(gpib_board_t *board, int synchronous); -int cec_go_to_standby(gpib_board_t *board); -void cec_request_system_control(gpib_board_t *board, int request_control); -void cec_interface_clear(gpib_board_t *board, int assert); -void cec_remote_enable(gpib_board_t *board, int enable); -int cec_enable_eos(gpib_board_t *board, uint8_t eos_byte, int compare_8_bits); -void cec_disable_eos(gpib_board_t *board); -unsigned int cec_update_status(gpib_board_t *board, unsigned int clear_mask); -int cec_primary_address(gpib_board_t *board, unsigned int address); -int cec_secondary_address(gpib_board_t *board, unsigned int address, int enable); -int cec_parallel_poll(gpib_board_t *board, uint8_t *result); -void cec_parallel_poll_configure(gpib_board_t *board, uint8_t configuration); -void cec_parallel_poll_response(gpib_board_t *board, int ist); -void cec_serial_poll_response(gpib_board_t *board, uint8_t status); -void cec_return_to_local(gpib_board_t *board); - -// interrupt service routines -irqreturn_t cec_interrupt(int irq, void *arg); - -// utility functions -void cec_free_private(gpib_board_t *board); -int cec_generic_attach(gpib_board_t *board); -void cec_init(struct cec_priv *priv, const gpib_board_t *board); - // offset between consecutive nec7210 registers static const int cec_reg_offset = 1; diff --git a/drivers/staging/gpib/cec/cec_gpib.c b/drivers/staging/gpib/cec/cec_gpib.c index d056cd1d6b3e..e8736cbf50e3 100644 --- a/drivers/staging/gpib/cec/cec_gpib.c +++ b/drivers/staging/gpib/cec/cec_gpib.c @@ -4,6 +4,10 @@ * copyright : (C) 2002 by Frank Mori Hess ***************************************************************************/ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt +#define dev_fmt pr_fmt +#define DRV_NAME KBUILD_MODNAME + #include "cec.h" #include <linux/pci.h> #include <linux/io.h> @@ -19,9 +23,9 @@ MODULE_DESCRIPTION("GPIB driver for CEC PCI and PCMCIA boards"); * GPIB interrupt service routines */ -irqreturn_t cec_interrupt(int irq, void *arg) +static irqreturn_t cec_interrupt(int irq, void *arg) { - gpib_board_t *board = arg; + struct gpib_board *board = arg; struct cec_priv *priv = board->private_data; unsigned long flags; irqreturn_t retval; @@ -36,153 +40,155 @@ irqreturn_t cec_interrupt(int irq, void *arg) #define CEC_DEV_ID 0x5cec #define CEC_SUBID 0x9050 -static int cec_pci_attach(gpib_board_t *board, const gpib_board_config_t *config); +static int cec_pci_attach(struct gpib_board *board, const struct gpib_board_config *config); -static void cec_pci_detach(gpib_board_t *board); +static void cec_pci_detach(struct gpib_board *board); // wrappers for interface functions -int cec_read(gpib_board_t *board, uint8_t *buffer, size_t length, int *end, size_t *bytes_read) +static int cec_read(struct gpib_board *board, u8 *buffer, size_t length, int *end, + size_t *bytes_read) { struct cec_priv *priv = board->private_data; return nec7210_read(board, &priv->nec7210_priv, buffer, length, end, bytes_read); } -int cec_write(gpib_board_t *board, uint8_t *buffer, size_t length, int send_eoi, - size_t *bytes_written) +static int cec_write(struct gpib_board *board, u8 *buffer, size_t length, int send_eoi, + size_t *bytes_written) { struct cec_priv *priv = board->private_data; return nec7210_write(board, &priv->nec7210_priv, buffer, length, send_eoi, bytes_written); } -int cec_command(gpib_board_t *board, uint8_t *buffer, size_t length, size_t *bytes_written) +static int cec_command(struct gpib_board *board, u8 *buffer, + size_t length, size_t *bytes_written) { struct cec_priv *priv = board->private_data; return nec7210_command(board, &priv->nec7210_priv, buffer, length, bytes_written); } -int cec_take_control(gpib_board_t *board, int synchronous) +static int cec_take_control(struct gpib_board *board, int synchronous) { struct cec_priv *priv = board->private_data; return nec7210_take_control(board, &priv->nec7210_priv, synchronous); } -int cec_go_to_standby(gpib_board_t *board) +static int cec_go_to_standby(struct gpib_board *board) { struct cec_priv *priv = board->private_data; return nec7210_go_to_standby(board, &priv->nec7210_priv); } -void cec_request_system_control(gpib_board_t *board, int request_control) +static int cec_request_system_control(struct gpib_board *board, int request_control) { struct cec_priv *priv = board->private_data; - nec7210_request_system_control(board, &priv->nec7210_priv, request_control); + return nec7210_request_system_control(board, &priv->nec7210_priv, request_control); } -void cec_interface_clear(gpib_board_t *board, int assert) +static void cec_interface_clear(struct gpib_board *board, int assert) { struct cec_priv *priv = board->private_data; nec7210_interface_clear(board, &priv->nec7210_priv, assert); } -void cec_remote_enable(gpib_board_t *board, int enable) +static void cec_remote_enable(struct gpib_board *board, int enable) { struct cec_priv *priv = board->private_data; nec7210_remote_enable(board, &priv->nec7210_priv, enable); } -int cec_enable_eos(gpib_board_t *board, uint8_t eos_byte, int compare_8_bits) +static int cec_enable_eos(struct gpib_board *board, u8 eos_byte, int compare_8_bits) { struct cec_priv *priv = board->private_data; return nec7210_enable_eos(board, &priv->nec7210_priv, eos_byte, compare_8_bits); } -void cec_disable_eos(gpib_board_t *board) +static void cec_disable_eos(struct gpib_board *board) { struct cec_priv *priv = board->private_data; nec7210_disable_eos(board, &priv->nec7210_priv); } -unsigned int cec_update_status(gpib_board_t *board, unsigned int clear_mask) +static unsigned int cec_update_status(struct gpib_board *board, unsigned int clear_mask) { struct cec_priv *priv = board->private_data; return nec7210_update_status(board, &priv->nec7210_priv, clear_mask); } -int cec_primary_address(gpib_board_t *board, unsigned int address) +static int cec_primary_address(struct gpib_board *board, unsigned int address) { struct cec_priv *priv = board->private_data; return nec7210_primary_address(board, &priv->nec7210_priv, address); } -int cec_secondary_address(gpib_board_t *board, unsigned int address, int enable) +static int cec_secondary_address(struct gpib_board *board, unsigned int address, int enable) { struct cec_priv *priv = board->private_data; return nec7210_secondary_address(board, &priv->nec7210_priv, address, enable); } -int cec_parallel_poll(gpib_board_t *board, uint8_t *result) +static int cec_parallel_poll(struct gpib_board *board, u8 *result) { struct cec_priv *priv = board->private_data; return nec7210_parallel_poll(board, &priv->nec7210_priv, result); } -void cec_parallel_poll_configure(gpib_board_t *board, uint8_t config) +static void cec_parallel_poll_configure(struct gpib_board *board, u8 config) { struct cec_priv *priv = board->private_data; nec7210_parallel_poll_configure(board, &priv->nec7210_priv, config); } -void cec_parallel_poll_response(gpib_board_t *board, int ist) +static void cec_parallel_poll_response(struct gpib_board *board, int ist) { struct cec_priv *priv = board->private_data; nec7210_parallel_poll_response(board, &priv->nec7210_priv, ist); } -void cec_serial_poll_response(gpib_board_t *board, uint8_t status) +static void cec_serial_poll_response(struct gpib_board *board, u8 status) { struct cec_priv *priv = board->private_data; nec7210_serial_poll_response(board, &priv->nec7210_priv, status); } -static uint8_t cec_serial_poll_status(gpib_board_t *board) +static u8 cec_serial_poll_status(struct gpib_board *board) { struct cec_priv *priv = board->private_data; return nec7210_serial_poll_status(board, &priv->nec7210_priv); } -static unsigned int cec_t1_delay(gpib_board_t *board, unsigned int nano_sec) +static int cec_t1_delay(struct gpib_board *board, unsigned int nano_sec) { struct cec_priv *priv = board->private_data; return nec7210_t1_delay(board, &priv->nec7210_priv, nano_sec); } -void cec_return_to_local(gpib_board_t *board) +static void cec_return_to_local(struct gpib_board *board) { struct cec_priv *priv = board->private_data; nec7210_return_to_local(board, &priv->nec7210_priv); } -static gpib_interface_t cec_pci_interface = { +static struct gpib_interface cec_pci_interface = { .name = "cec_pci", .attach = cec_pci_attach, .detach = cec_pci_detach, @@ -210,7 +216,7 @@ static gpib_interface_t cec_pci_interface = { .return_to_local = cec_return_to_local, }; -static int cec_allocate_private(gpib_board_t *board) +static int cec_allocate_private(struct gpib_board *board) { struct cec_priv *priv; @@ -223,13 +229,13 @@ static int cec_allocate_private(gpib_board_t *board) return 0; } -void cec_free_private(gpib_board_t *board) +static void cec_free_private(struct gpib_board *board) { kfree(board->private_data); board->private_data = NULL; } -int cec_generic_attach(gpib_board_t *board) +static int cec_generic_attach(struct gpib_board *board) { struct cec_priv *cec_priv; struct nec7210_priv *nec_priv; @@ -247,7 +253,7 @@ int cec_generic_attach(gpib_board_t *board) return 0; } -void cec_init(struct cec_priv *cec_priv, const gpib_board_t *board) +static void cec_init(struct cec_priv *cec_priv, const struct gpib_board *board) { struct nec7210_priv *nec_priv = &cec_priv->nec7210_priv; @@ -259,7 +265,7 @@ void cec_init(struct cec_priv *cec_priv, const gpib_board_t *board) nec7210_board_online(nec_priv, board); } -int cec_pci_attach(gpib_board_t *board, const gpib_board_config_t *config) +static int cec_pci_attach(struct gpib_board *board, const struct gpib_board_config *config) { struct cec_priv *cec_priv; struct nec7210_priv *nec_priv; @@ -283,31 +289,29 @@ int cec_pci_attach(gpib_board_t *board, const gpib_board_config_t *config) break; } if (!cec_priv->pci_device) { - pr_err("gpib: no cec PCI board found\n"); - return -1; + dev_err(board->gpib_dev, "no cec PCI board found\n"); + return -ENODEV; } if (pci_enable_device(cec_priv->pci_device)) { - pr_err("error enabling pci device\n"); - return -1; + dev_err(board->gpib_dev, "error enabling pci device\n"); + return -EIO; } if (pci_request_regions(cec_priv->pci_device, "cec-gpib")) - return -1; + return -EBUSY; cec_priv->plx_iobase = pci_resource_start(cec_priv->pci_device, 1); - pr_info(" plx9050 base address 0x%lx\n", cec_priv->plx_iobase); - nec_priv->iobase = pci_resource_start(cec_priv->pci_device, 3); - pr_info(" nec7210 base address 0x%x\n", nec_priv->iobase); + nec_priv->iobase = pci_resource_start(cec_priv->pci_device, 3); isr_flags |= IRQF_SHARED; - if (request_irq(cec_priv->pci_device->irq, cec_interrupt, isr_flags, "pci-gpib", board)) { - pr_err("gpib: can't request IRQ %d\n", cec_priv->pci_device->irq); - return -1; + if (request_irq(cec_priv->pci_device->irq, cec_interrupt, isr_flags, DRV_NAME, board)) { + dev_err(board->gpib_dev, "failed to obtain IRQ %d\n", cec_priv->pci_device->irq); + return -EBUSY; } cec_priv->irq = cec_priv->pci_device->irq; if (gpib_request_pseudo_irq(board, cec_interrupt)) { - pr_err("cec: failed to allocate pseudo irq\n"); + dev_err(board->gpib_dev, "failed to allocate pseudo irq\n"); return -1; } cec_init(cec_priv, board); @@ -319,7 +323,7 @@ int cec_pci_attach(gpib_board_t *board, const gpib_board_config_t *config) return 0; } -void cec_pci_detach(gpib_board_t *board) +static void cec_pci_detach(struct gpib_board *board) { struct cec_priv *cec_priv = board->private_data; struct nec7210_priv *nec_priv; @@ -354,7 +358,7 @@ static const struct pci_device_id cec_pci_table[] = { MODULE_DEVICE_TABLE(pci, cec_pci_table); static struct pci_driver cec_pci_driver = { - .name = "cec_gpib", + .name = DRV_NAME, .id_table = cec_pci_table, .probe = &cec_pci_probe }; @@ -365,13 +369,13 @@ static int __init cec_init_module(void) result = pci_register_driver(&cec_pci_driver); if (result) { - pr_err("cec_gpib: pci_register_driver failed: error = %d\n", result); + pr_err("pci_register_driver failed: error = %d\n", result); return result; } result = gpib_register_driver(&cec_pci_interface, THIS_MODULE); if (result) { - pr_err("cec_gpib: gpib_register_driver failed: error = %d\n", result); + pr_err("gpib_register_driver failed: error = %d\n", result); return result; } diff --git a/drivers/staging/gpib/common/gpib_os.c b/drivers/staging/gpib/common/gpib_os.c index 4901e660242e..a193d64db033 100644 --- a/drivers/staging/gpib/common/gpib_os.c +++ b/drivers/staging/gpib/common/gpib_os.c @@ -5,6 +5,9 @@ *************************************************************************** */ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt +#define dev_fmt pr_fmt + #include "ibsys.h" #include <linux/module.h> #include <linux/wait.h> @@ -23,53 +26,56 @@ MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("GPIB base support"); MODULE_ALIAS_CHARDEV_MAJOR(GPIB_CODE); -static int board_type_ioctl(gpib_file_private_t *file_priv, gpib_board_t *board, unsigned long arg); -static int read_ioctl(gpib_file_private_t *file_priv, gpib_board_t *board, +static int board_type_ioctl(struct gpib_file_private *file_priv, + struct gpib_board *board, unsigned long arg); +static int read_ioctl(struct gpib_file_private *file_priv, struct gpib_board *board, unsigned long arg); -static int write_ioctl(gpib_file_private_t *file_priv, gpib_board_t *board, +static int write_ioctl(struct gpib_file_private *file_priv, struct gpib_board *board, unsigned long arg); -static int command_ioctl(gpib_file_private_t *file_priv, gpib_board_t *board, +static int command_ioctl(struct gpib_file_private *file_priv, struct gpib_board *board, unsigned long arg); -static int open_dev_ioctl(struct file *filep, gpib_board_t *board, unsigned long arg); -static int close_dev_ioctl(struct file *filep, gpib_board_t *board, unsigned long arg); -static int serial_poll_ioctl(gpib_board_t *board, unsigned long arg); -static int wait_ioctl(gpib_file_private_t *file_priv, gpib_board_t *board, unsigned long arg); -static int parallel_poll_ioctl(gpib_board_t *board, unsigned long arg); -static int online_ioctl(gpib_board_t *board, unsigned long arg); -static int remote_enable_ioctl(gpib_board_t *board, unsigned long arg); -static int take_control_ioctl(gpib_board_t *board, unsigned long arg); -static int line_status_ioctl(gpib_board_t *board, unsigned long arg); -static int pad_ioctl(gpib_board_t *board, gpib_file_private_t *file_priv, +static int open_dev_ioctl(struct file *filep, struct gpib_board *board, unsigned long arg); +static int close_dev_ioctl(struct file *filep, struct gpib_board *board, unsigned long arg); +static int serial_poll_ioctl(struct gpib_board *board, unsigned long arg); +static int wait_ioctl(struct gpib_file_private *file_priv, + struct gpib_board *board, unsigned long arg); +static int parallel_poll_ioctl(struct gpib_board *board, unsigned long arg); +static int online_ioctl(struct gpib_board *board, unsigned long arg); +static int remote_enable_ioctl(struct gpib_board *board, unsigned long arg); +static int take_control_ioctl(struct gpib_board *board, unsigned long arg); +static int line_status_ioctl(struct gpib_board *board, unsigned long arg); +static int pad_ioctl(struct gpib_board *board, struct gpib_file_private *file_priv, unsigned long arg); -static int sad_ioctl(gpib_board_t *board, gpib_file_private_t *file_priv, +static int sad_ioctl(struct gpib_board *board, struct gpib_file_private *file_priv, unsigned long arg); -static int eos_ioctl(gpib_board_t *board, unsigned long arg); -static int request_service_ioctl(gpib_board_t *board, unsigned long arg); -static int request_service2_ioctl(gpib_board_t *board, unsigned long arg); -static int iobase_ioctl(gpib_board_config_t *config, unsigned long arg); -static int irq_ioctl(gpib_board_config_t *config, unsigned long arg); -static int dma_ioctl(gpib_board_config_t *config, unsigned long arg); -static int autospoll_ioctl(gpib_board_t *board, gpib_file_private_t *file_priv, +static int eos_ioctl(struct gpib_board *board, unsigned long arg); +static int request_service_ioctl(struct gpib_board *board, unsigned long arg); +static int request_service2_ioctl(struct gpib_board *board, unsigned long arg); +static int iobase_ioctl(struct gpib_board_config *config, unsigned long arg); +static int irq_ioctl(struct gpib_board_config *config, unsigned long arg); +static int dma_ioctl(struct gpib_board_config *config, unsigned long arg); +static int autospoll_ioctl(struct gpib_board *board, struct gpib_file_private *file_priv, unsigned long arg); -static int mutex_ioctl(gpib_board_t *board, gpib_file_private_t *file_priv, +static int mutex_ioctl(struct gpib_board *board, struct gpib_file_private *file_priv, unsigned long arg); -static int timeout_ioctl(gpib_board_t *board, unsigned long arg); -static int status_bytes_ioctl(gpib_board_t *board, unsigned long arg); -static int board_info_ioctl(const gpib_board_t *board, unsigned long arg); -static int ppc_ioctl(gpib_board_t *board, unsigned long arg); -static int set_local_ppoll_mode_ioctl(gpib_board_t *board, unsigned long arg); -static int get_local_ppoll_mode_ioctl(gpib_board_t *board, unsigned long arg); -static int query_board_rsv_ioctl(gpib_board_t *board, unsigned long arg); -static int interface_clear_ioctl(gpib_board_t *board, unsigned long arg); -static int select_pci_ioctl(gpib_board_config_t *config, unsigned long arg); -static int select_device_path_ioctl(gpib_board_config_t *config, unsigned long arg); -static int event_ioctl(gpib_board_t *board, unsigned long arg); -static int request_system_control_ioctl(gpib_board_t *board, unsigned long arg); -static int t1_delay_ioctl(gpib_board_t *board, unsigned long arg); - -static int cleanup_open_devices(gpib_file_private_t *file_priv, gpib_board_t *board); - -static int pop_gpib_event_nolock(gpib_board_t *board, gpib_event_queue_t *queue, short *event_type); +static int timeout_ioctl(struct gpib_board *board, unsigned long arg); +static int status_bytes_ioctl(struct gpib_board *board, unsigned long arg); +static int board_info_ioctl(const struct gpib_board *board, unsigned long arg); +static int ppc_ioctl(struct gpib_board *board, unsigned long arg); +static int set_local_ppoll_mode_ioctl(struct gpib_board *board, unsigned long arg); +static int get_local_ppoll_mode_ioctl(struct gpib_board *board, unsigned long arg); +static int query_board_rsv_ioctl(struct gpib_board *board, unsigned long arg); +static int interface_clear_ioctl(struct gpib_board *board, unsigned long arg); +static int select_pci_ioctl(struct gpib_board_config *config, unsigned long arg); +static int select_device_path_ioctl(struct gpib_board_config *config, unsigned long arg); +static int event_ioctl(struct gpib_board *board, unsigned long arg); +static int request_system_control_ioctl(struct gpib_board *board, unsigned long arg); +static int t1_delay_ioctl(struct gpib_board *board, unsigned long arg); + +static int cleanup_open_devices(struct gpib_file_private *file_priv, struct gpib_board *board); + +static int pop_gpib_event_nolock(struct gpib_board *board, + struct gpib_event_queue *queue, short *event_type); /* * Timer functions @@ -79,18 +85,18 @@ static int pop_gpib_event_nolock(gpib_board_t *board, gpib_event_queue_t *queue, static void watchdog_timeout(struct timer_list *t) { - gpib_board_t *board = from_timer(board, t, timer); + struct gpib_board *board = timer_container_of(board, t, timer); set_bit(TIMO_NUM, &board->status); wake_up_interruptible(&board->wait); } /* install timer interrupt handler */ -void os_start_timer(gpib_board_t *board, unsigned int usec_timeout) +void os_start_timer(struct gpib_board *board, unsigned int usec_timeout) /* Starts the timeout task */ { if (timer_pending(&board->timer)) { - pr_err("gpib: bug! timer already running?\n"); + dev_err(board->gpib_dev, "bug! timer already running?\n"); return; } clear_bit(TIMO_NUM, &board->status); @@ -102,21 +108,22 @@ void os_start_timer(gpib_board_t *board, unsigned int usec_timeout) } } -void os_remove_timer(gpib_board_t *board) +void os_remove_timer(struct gpib_board *board) /* Removes the timeout task */ { if (timer_pending(&board->timer)) - del_timer_sync(&board->timer); + timer_delete_sync(&board->timer); } -int io_timed_out(gpib_board_t *board) +int io_timed_out(struct gpib_board *board) { if (test_bit(TIMO_NUM, &board->status)) return 1; return 0; } -/* this is a function instead of a constant because of Suse +/* + * this is a function instead of a constant because of Suse * defining HZ to be a function call to get_hz() */ static inline int pseudo_irq_period(void) @@ -126,7 +133,8 @@ static inline int pseudo_irq_period(void) static void pseudo_irq_handler(struct timer_list *t) { - struct gpib_pseudo_irq *pseudo_irq = from_timer(pseudo_irq, t, timer); + struct gpib_pseudo_irq *pseudo_irq = timer_container_of(pseudo_irq, t, + timer); if (pseudo_irq->handler) pseudo_irq->handler(0, pseudo_irq->board); @@ -137,10 +145,10 @@ static void pseudo_irq_handler(struct timer_list *t) mod_timer(&pseudo_irq->timer, jiffies + pseudo_irq_period()); } -int gpib_request_pseudo_irq(gpib_board_t *board, irqreturn_t (*handler)(int, void *)) +int gpib_request_pseudo_irq(struct gpib_board *board, irqreturn_t (*handler)(int, void *)) { if (timer_pending(&board->pseudo_irq.timer) || board->pseudo_irq.handler) { - pr_err("gpib: only one pseudo interrupt per board allowed\n"); + dev_err(board->gpib_dev, "only one pseudo interrupt per board allowed\n"); return -1; } @@ -156,18 +164,18 @@ int gpib_request_pseudo_irq(gpib_board_t *board, irqreturn_t (*handler)(int, voi } EXPORT_SYMBOL(gpib_request_pseudo_irq); -void gpib_free_pseudo_irq(gpib_board_t *board) +void gpib_free_pseudo_irq(struct gpib_board *board) { atomic_set(&board->pseudo_irq.active, 0); - del_timer_sync(&board->pseudo_irq.timer); + timer_delete_sync(&board->pseudo_irq.timer); board->pseudo_irq.handler = NULL; } EXPORT_SYMBOL(gpib_free_pseudo_irq); static const unsigned int serial_timeout = 1000000; -unsigned int num_status_bytes(const gpib_status_queue_t *dev) +unsigned int num_status_bytes(const struct gpib_status_queue *dev) { if (!dev) return 0; @@ -175,10 +183,10 @@ unsigned int num_status_bytes(const gpib_status_queue_t *dev) } // push status byte onto back of status byte fifo -int push_status_byte(gpib_board_t *board, gpib_status_queue_t *device, u8 poll_byte) +int push_status_byte(struct gpib_board *board, struct gpib_status_queue *device, u8 poll_byte) { struct list_head *head = &device->status_bytes; - status_byte_t *status; + struct gpib_status_byte *status; static const unsigned int max_num_status_bytes = 1024; int retval; @@ -191,7 +199,7 @@ int push_status_byte(gpib_board_t *board, gpib_status_queue_t *device, u8 poll_b return retval; } - status = kmalloc(sizeof(status_byte_t), GFP_KERNEL); + status = kmalloc(sizeof(*status), GFP_KERNEL); if (!status) return -ENOMEM; @@ -209,11 +217,11 @@ int push_status_byte(gpib_board_t *board, gpib_status_queue_t *device, u8 poll_b } // pop status byte from front of status byte fifo -int pop_status_byte(gpib_board_t *board, gpib_status_queue_t *device, u8 *poll_byte) +int pop_status_byte(struct gpib_board *board, struct gpib_status_queue *device, u8 *poll_byte) { struct list_head *head = &device->status_bytes; struct list_head *front = head->next; - status_byte_t *status; + struct gpib_status_byte *status; if (num_status_bytes(device) == 0) return -EIO; @@ -226,7 +234,7 @@ int pop_status_byte(gpib_board_t *board, gpib_status_queue_t *device, u8 *poll_b return -EPIPE; } - status = list_entry(front, status_byte_t, list); + status = list_entry(front, struct gpib_status_byte, list); *poll_byte = status->poll_byte; list_del(front); @@ -240,14 +248,14 @@ int pop_status_byte(gpib_board_t *board, gpib_status_queue_t *device, u8 *poll_b return 0; } -gpib_status_queue_t *get_gpib_status_queue(gpib_board_t *board, unsigned int pad, int sad) +struct gpib_status_queue *get_gpib_status_queue(struct gpib_board *board, unsigned int pad, int sad) { - gpib_status_queue_t *device; + struct gpib_status_queue *device; struct list_head *list_ptr; const struct list_head *head = &board->device_list; for (list_ptr = head->next; list_ptr != head; list_ptr = list_ptr->next) { - device = list_entry(list_ptr, gpib_status_queue_t, list); + device = list_entry(list_ptr, struct gpib_status_queue, list); if (gpib_address_equal(device->pad, device->sad, pad, sad)) return device; } @@ -255,12 +263,10 @@ gpib_status_queue_t *get_gpib_status_queue(gpib_board_t *board, unsigned int pad return NULL; } -int get_serial_poll_byte(gpib_board_t *board, unsigned int pad, int sad, unsigned int usec_timeout, - uint8_t *poll_byte) +int get_serial_poll_byte(struct gpib_board *board, unsigned int pad, int sad, + unsigned int usec_timeout, u8 *poll_byte) { - gpib_status_queue_t *device; - - dev_dbg(board->gpib_dev, "%s:()\n", __func__); + struct gpib_status_queue *device; device = get_gpib_status_queue(board, pad, sad); if (num_status_bytes(device)) @@ -269,11 +275,10 @@ int get_serial_poll_byte(gpib_board_t *board, unsigned int pad, int sad, unsigne return dvrsp(board, pad, sad, usec_timeout, poll_byte); } -int autopoll_all_devices(gpib_board_t *board) +int autopoll_all_devices(struct gpib_board *board) { int retval; - dev_dbg(board->gpib_dev, "entering %s()\n", __func__); if (mutex_lock_interruptible(&board->user_mutex)) return -ERESTARTSYS; if (mutex_lock_interruptible(&board->big_gpib_mutex)) { @@ -290,8 +295,9 @@ int autopoll_all_devices(gpib_board_t *board) return retval; } - dev_dbg(board->gpib_dev, "%s complete\n", __func__); - /* need to wake wait queue in case someone is + dev_dbg(board->gpib_dev, "complete\n"); + /* + * need to wake wait queue in case someone is * waiting on RQS */ wake_up_interruptible(&board->wait); @@ -301,15 +307,13 @@ int autopoll_all_devices(gpib_board_t *board) return retval; } -static int setup_serial_poll(gpib_board_t *board, unsigned int usec_timeout) +static int setup_serial_poll(struct gpib_board *board, unsigned int usec_timeout) { u8 cmd_string[8]; int i; size_t bytes_written; int ret; - dev_dbg(board->gpib_dev, "entering %s()\n", __func__); - os_start_timer(board, usec_timeout); ret = ibcac(board, 1, 1); if (ret < 0) { @@ -326,7 +330,7 @@ static int setup_serial_poll(gpib_board_t *board, unsigned int usec_timeout) ret = board->interface->command(board, cmd_string, i, &bytes_written); if (ret < 0 || bytes_written < i) { - pr_err("gpib: failed to setup serial poll\n"); + dev_dbg(board->gpib_dev, "failed to setup serial poll\n"); os_remove_timer(board); return -EIO; } @@ -335,8 +339,8 @@ static int setup_serial_poll(gpib_board_t *board, unsigned int usec_timeout) return 0; } -static int read_serial_poll_byte(gpib_board_t *board, unsigned int pad, - int sad, unsigned int usec_timeout, uint8_t *result) +static int read_serial_poll_byte(struct gpib_board *board, unsigned int pad, + int sad, unsigned int usec_timeout, u8 *result) { u8 cmd_string[8]; int end_flag; @@ -344,7 +348,7 @@ static int read_serial_poll_byte(gpib_board_t *board, unsigned int pad, int i; size_t nbytes; - dev_dbg(board->gpib_dev, "entering %s(), pad=%i sad=%i\n", __func__, pad, sad); + dev_dbg(board->gpib_dev, "entering pad=%i sad=%i\n", pad, sad); os_start_timer(board, usec_timeout); ret = ibcac(board, 1, 1); @@ -361,7 +365,7 @@ static int read_serial_poll_byte(gpib_board_t *board, unsigned int pad, ret = board->interface->command(board, cmd_string, i, &nbytes); if (ret < 0 || nbytes < i) { - pr_err("gpib: failed to setup serial poll\n"); + dev_err(board->gpib_dev, "failed to setup serial poll\n"); os_remove_timer(board); return -EIO; } @@ -371,7 +375,7 @@ static int read_serial_poll_byte(gpib_board_t *board, unsigned int pad, // read poll result ret = board->interface->read(board, result, 1, &end_flag, &nbytes); if (ret < 0 || nbytes < 1) { - pr_err("gpib: serial poll failed\n"); + dev_err(board->gpib_dev, "serial poll failed\n"); os_remove_timer(board); return -EIO; } @@ -380,14 +384,12 @@ static int read_serial_poll_byte(gpib_board_t *board, unsigned int pad, return 0; } -static int cleanup_serial_poll(gpib_board_t *board, unsigned int usec_timeout) +static int cleanup_serial_poll(struct gpib_board *board, unsigned int usec_timeout) { u8 cmd_string[8]; int ret; size_t bytes_written; - dev_dbg(board->gpib_dev, "entering %s()\n", __func__); - os_start_timer(board, usec_timeout); ret = ibcac(board, 1, 1); if (ret < 0) { @@ -399,7 +401,7 @@ static int cleanup_serial_poll(gpib_board_t *board, unsigned int usec_timeout) cmd_string[1] = UNT; ret = board->interface->command(board, cmd_string, 2, &bytes_written); if (ret < 0 || bytes_written < 2) { - pr_err("gpib: failed to disable serial poll\n"); + dev_err(board->gpib_dev, "failed to disable serial poll\n"); os_remove_timer(board); return -EIO; } @@ -408,8 +410,8 @@ static int cleanup_serial_poll(gpib_board_t *board, unsigned int usec_timeout) return 0; } -static int serial_poll_single(gpib_board_t *board, unsigned int pad, int sad, - unsigned int usec_timeout, uint8_t *result) +static int serial_poll_single(struct gpib_board *board, unsigned int pad, int sad, + unsigned int usec_timeout, u8 *result) { int retval, cleanup_retval; @@ -426,17 +428,15 @@ static int serial_poll_single(gpib_board_t *board, unsigned int pad, int sad, return 0; } -int serial_poll_all(gpib_board_t *board, unsigned int usec_timeout) +int serial_poll_all(struct gpib_board *board, unsigned int usec_timeout) { int retval = 0; struct list_head *cur; const struct list_head *head = NULL; - gpib_status_queue_t *device; + struct gpib_status_queue *device; u8 result; unsigned int num_bytes = 0; - dev_dbg(board->gpib_dev, "entering %s()\n", __func__); - head = &board->device_list; if (head->next == head) return 0; @@ -446,7 +446,7 @@ int serial_poll_all(gpib_board_t *board, unsigned int usec_timeout) return retval; for (cur = head->next; cur != head; cur = cur->next) { - device = list_entry(cur, gpib_status_queue_t, list); + device = list_entry(cur, struct gpib_status_queue, list); retval = read_serial_poll_byte(board, device->pad, device->sad, usec_timeout, &result); if (retval < 0) @@ -475,19 +475,19 @@ int serial_poll_all(gpib_board_t *board, unsigned int usec_timeout) * SPD and UNT are sent at the completion of the poll. */ -int dvrsp(gpib_board_t *board, unsigned int pad, int sad, - unsigned int usec_timeout, uint8_t *result) +int dvrsp(struct gpib_board *board, unsigned int pad, int sad, + unsigned int usec_timeout, u8 *result) { int status = ibstatus(board); int retval; if ((status & CIC) == 0) { - pr_err("gpib: not CIC during serial poll\n"); + dev_err(board->gpib_dev, "not CIC during serial poll\n"); return -1; } if (pad > MAX_GPIB_PRIMARY_ADDRESS || sad > MAX_GPIB_SECONDARY_ADDRESS || sad < -1) { - pr_err("gpib: bad address for serial poll"); + dev_err(board->gpib_dev, "bad address for serial poll"); return -1; } @@ -498,8 +498,8 @@ int dvrsp(gpib_board_t *board, unsigned int pad, int sad, return retval; } -static gpib_descriptor_t *handle_to_descriptor(const gpib_file_private_t *file_priv, - int handle) +static struct gpib_descriptor *handle_to_descriptor(const struct gpib_file_private *file_priv, + int handle) { if (handle < 0 || handle >= GPIB_MAX_NUM_DESCRIPTORS) { pr_err("gpib: invalid handle %i\n", handle); @@ -509,11 +509,11 @@ static gpib_descriptor_t *handle_to_descriptor(const gpib_file_private_t *file_p return file_priv->descriptors[handle]; } -static int init_gpib_file_private(gpib_file_private_t *priv) +static int init_gpib_file_private(struct gpib_file_private *priv) { memset(priv, 0, sizeof(*priv)); atomic_set(&priv->holding_mutex, 0); - priv->descriptors[0] = kmalloc(sizeof(gpib_descriptor_t), GFP_KERNEL); + priv->descriptors[0] = kmalloc(sizeof(struct gpib_descriptor), GFP_KERNEL); if (!priv->descriptors[0]) { pr_err("gpib: failed to allocate default board descriptor\n"); return -ENOMEM; @@ -527,8 +527,8 @@ static int init_gpib_file_private(gpib_file_private_t *priv) int ibopen(struct inode *inode, struct file *filep) { unsigned int minor = iminor(inode); - gpib_board_t *board; - gpib_file_private_t *priv; + struct gpib_board *board; + struct gpib_file_private *priv; if (minor >= GPIB_MAX_NUM_BOARDS) { pr_err("gpib: invalid minor number of device file\n"); @@ -537,27 +537,23 @@ int ibopen(struct inode *inode, struct file *filep) board = &board_array[minor]; - filep->private_data = kmalloc(sizeof(gpib_file_private_t), GFP_KERNEL); + filep->private_data = kmalloc(sizeof(struct gpib_file_private), GFP_KERNEL); if (!filep->private_data) return -ENOMEM; priv = filep->private_data; - init_gpib_file_private((gpib_file_private_t *)filep->private_data); - - dev_dbg(board->gpib_dev, "pid %i, gpib: opening minor %d\n", current->pid, minor); + init_gpib_file_private((struct gpib_file_private *)filep->private_data); if (board->use_count == 0) { int retval; retval = request_module("gpib%i", minor); - if (retval) { - dev_dbg(board->gpib_dev, "pid %i, gpib: request module returned %i\n", - current->pid, retval); - } + if (retval) + dev_dbg(board->gpib_dev, "request module returned %i\n", retval); } if (board->interface) { if (!try_module_get(board->provider_module)) { - pr_err("gpib: try_module_get() failed\n"); + dev_err(board->gpib_dev, "try_module_get() failed\n"); return -EIO; } board->use_count++; @@ -569,9 +565,9 @@ int ibopen(struct inode *inode, struct file *filep) int ibclose(struct inode *inode, struct file *filep) { unsigned int minor = iminor(inode); - gpib_board_t *board; - gpib_file_private_t *priv = filep->private_data; - gpib_descriptor_t *desc; + struct gpib_board *board; + struct gpib_file_private *priv = filep->private_data; + struct gpib_descriptor *desc; if (minor >= GPIB_MAX_NUM_BOARDS) { pr_err("gpib: invalid minor number of device file\n"); @@ -580,21 +576,19 @@ int ibclose(struct inode *inode, struct file *filep) board = &board_array[minor]; - dev_dbg(board->gpib_dev, "pid %i, closing minor %d\n", current->pid, minor); - if (priv) { desc = handle_to_descriptor(priv, 0); if (desc) { if (desc->autopoll_enabled) { - dev_dbg(board->gpib_dev, "pid %i, decrementing autospollers\n", - current->pid); + dev_dbg(board->gpib_dev, "decrementing autospollers\n"); if (board->autospollers > 0) board->autospollers--; else - pr_err("gpib: Attempt to decrement zero autospollers\n"); + dev_err(board->gpib_dev, + "Attempt to decrement zero autospollers\n"); } } else { - pr_err("gpib: Unexpected null gpib_descriptor\n"); + dev_err(board->gpib_dev, "Unexpected null gpib_descriptor\n"); } cleanup_open_devices(priv, board); @@ -617,8 +611,8 @@ int ibclose(struct inode *inode, struct file *filep) long ibioctl(struct file *filep, unsigned int cmd, unsigned long arg) { unsigned int minor = iminor(filep->f_path.dentry->d_inode); - gpib_board_t *board; - gpib_file_private_t *file_priv = filep->private_data; + struct gpib_board *board; + struct gpib_file_private *file_priv = filep->private_data; long retval = -ENOTTY; if (minor >= GPIB_MAX_NUM_BOARDS) { @@ -630,8 +624,8 @@ long ibioctl(struct file *filep, unsigned int cmd, unsigned long arg) if (mutex_lock_interruptible(&board->big_gpib_mutex)) return -ERESTARTSYS; - dev_dbg(board->gpib_dev, "pid %i, ioctl %d, interface=%s, use=%d, onl=%d\n", - current->pid, cmd & 0xff, + dev_dbg(board->gpib_dev, "ioctl %d, interface=%s, use=%d, onl=%d\n", + cmd & 0xff, board->interface ? board->interface->name : "", board->use_count, board->online); @@ -647,13 +641,13 @@ long ibioctl(struct file *filep, unsigned int cmd, unsigned long arg) break; } if (!board->interface) { - pr_err("gpib: no gpib board configured on /dev/gpib%i\n", minor); + dev_err(board->gpib_dev, "no gpib board configured\n"); retval = -ENODEV; goto done; } if (file_priv->got_module == 0) { if (!try_module_get(board->provider_module)) { - pr_err("gpib: try_module_get() failed\n"); + dev_err(board->gpib_dev, "try_module_get() failed\n"); retval = -EIO; goto done; } @@ -677,8 +671,9 @@ long ibioctl(struct file *filep, unsigned int cmd, unsigned long arg) retval = board_info_ioctl(board, arg); goto done; case IBMUTEX: - /* Need to unlock board->big_gpib_mutex before potentially locking board->user_mutex - * to maintain consistent locking order + /* + * Need to unlock board->big_gpib_mutex before potentially locking board->user_mutex + * to maintain consistent locking order */ mutex_unlock(&board->big_gpib_mutex); return mutex_ioctl(board, file_priv, arg); @@ -699,8 +694,6 @@ long ibioctl(struct file *filep, unsigned int cmd, unsigned long arg) } if (!board->online) { - pr_err("gpib: ioctl %i invalid for offline board\n", - cmd & 0xff); retval = -EINVAL; goto done; } @@ -737,8 +730,6 @@ long ibioctl(struct file *filep, unsigned int cmd, unsigned long arg) spin_lock(&board->locking_pid_spinlock); if (current->pid != board->locking_pid) { spin_unlock(&board->locking_pid_spinlock); - pr_err("gpib: need to hold board lock to perform ioctl %i\n", - cmd & 0xff); retval = -EPERM; goto done; } @@ -752,8 +743,9 @@ long ibioctl(struct file *filep, unsigned int cmd, unsigned long arg) retval = take_control_ioctl(board, arg); goto done; case IBCMD: - /* IO ioctls can take a long time, we need to unlock board->big_gpib_mutex - * before we call them. + /* + * IO ioctls can take a long time, we need to unlock board->big_gpib_mutex + * before we call them. */ mutex_unlock(&board->big_gpib_mutex); return command_ioctl(file_priv, board, arg); @@ -776,8 +768,9 @@ long ibioctl(struct file *filep, unsigned int cmd, unsigned long arg) retval = query_board_rsv_ioctl(board, arg); goto done; case IBRD: - /* IO ioctls can take a long time, we need to unlock board->big_gpib_mutex - * before we call them. + /* + * IO ioctls can take a long time, we need to unlock board->big_gpib_mutex + * before we call them. */ mutex_unlock(&board->big_gpib_mutex); return read_ioctl(file_priv, board, arg); @@ -806,8 +799,9 @@ long ibioctl(struct file *filep, unsigned int cmd, unsigned long arg) retval = timeout_ioctl(board, arg); goto done; case IBWRT: - /* IO ioctls can take a long time, we need to unlock board->big_gpib_mutex - * before we call them. + /* + * IO ioctls can take a long time, we need to unlock board->big_gpib_mutex + * before we call them. */ mutex_unlock(&board->big_gpib_mutex); return write_ioctl(file_priv, board, arg); @@ -822,28 +816,28 @@ done: return retval; } -static int board_type_ioctl(gpib_file_private_t *file_priv, gpib_board_t *board, unsigned long arg) +static int board_type_ioctl(struct gpib_file_private *file_priv, + struct gpib_board *board, unsigned long arg) { struct list_head *list_ptr; - board_type_ioctl_t cmd; + struct gpib_board_type_ioctl cmd; int retval; if (!capable(CAP_SYS_ADMIN)) return -EPERM; - if (board->online) { - pr_err("gpib: can't change board type while board is online.\n"); + if (board->online) return -EBUSY; - } - retval = copy_from_user(&cmd, (void __user *)arg, sizeof(board_type_ioctl_t)); + retval = copy_from_user(&cmd, (void __user *)arg, + sizeof(struct gpib_board_type_ioctl)); if (retval) return retval; for (list_ptr = registered_drivers.next; list_ptr != ®istered_drivers; list_ptr = list_ptr->next) { - gpib_interface_list_t *entry; + struct gpib_interface_list *entry; - entry = list_entry(list_ptr, gpib_interface_list_t, list); + entry = list_entry(list_ptr, struct gpib_interface_list, list); if (strcmp(entry->interface->name, cmd.name) == 0) { int i; int had_module = file_priv->got_module; @@ -875,16 +869,16 @@ static int board_type_ioctl(gpib_file_private_t *file_priv, gpib_board_t *board, return -EINVAL; } -static int read_ioctl(gpib_file_private_t *file_priv, gpib_board_t *board, +static int read_ioctl(struct gpib_file_private *file_priv, struct gpib_board *board, unsigned long arg) { - read_write_ioctl_t read_cmd; + struct gpib_read_write_ioctl read_cmd; u8 __user *userbuf; unsigned long remain; int end_flag = 0; int retval; ssize_t read_ret = 0; - gpib_descriptor_t *desc; + struct gpib_descriptor *desc; size_t nbytes; retval = copy_from_user(&read_cmd, (void __user *)arg, sizeof(read_cmd)); @@ -931,7 +925,8 @@ static int read_ioctl(gpib_file_private_t *file_priv, gpib_board_t *board, } read_cmd.completed_transfer_count = read_cmd.requested_transfer_count - remain; read_cmd.end = end_flag; - /* suppress errors (for example due to timeout or interruption by device clear) + /* + * suppress errors (for example due to timeout or interruption by device clear) * if all bytes got sent. This prevents races that can occur in the various drivers * if a device receives a device clear immediately after a transfer completes and * the driver code wasn't careful enough to handle that case. @@ -950,15 +945,15 @@ static int read_ioctl(gpib_file_private_t *file_priv, gpib_board_t *board, return read_ret; } -static int command_ioctl(gpib_file_private_t *file_priv, - gpib_board_t *board, unsigned long arg) +static int command_ioctl(struct gpib_file_private *file_priv, + struct gpib_board *board, unsigned long arg) { - read_write_ioctl_t cmd; + struct gpib_read_write_ioctl cmd; u8 __user *userbuf; unsigned long remain; int retval; int fault = 0; - gpib_descriptor_t *desc; + struct gpib_descriptor *desc; size_t bytes_written; int no_clear_io_in_prog; @@ -985,10 +980,11 @@ static int command_ioctl(gpib_file_private_t *file_priv, if (!access_ok(userbuf, remain)) return -EFAULT; - /* Write buffer loads till we empty the user supplied buffer. - * Call drivers at least once, even if remain is zero, in - * order to allow them to insure previous commands were - * completely finished, in the case of a restarted ioctl. + /* + * Write buffer loads till we empty the user supplied buffer. + * Call drivers at least once, even if remain is zero, in + * order to allow them to insure previous commands were + * completely finished, in the case of a restarted ioctl. */ atomic_set(&desc->io_in_progress, 1); @@ -1034,15 +1030,15 @@ static int command_ioctl(gpib_file_private_t *file_priv, return retval; } -static int write_ioctl(gpib_file_private_t *file_priv, gpib_board_t *board, +static int write_ioctl(struct gpib_file_private *file_priv, struct gpib_board *board, unsigned long arg) { - read_write_ioctl_t write_cmd; + struct gpib_read_write_ioctl write_cmd; u8 __user *userbuf; unsigned long remain; int retval = 0; int fault; - gpib_descriptor_t *desc; + struct gpib_descriptor *desc; fault = copy_from_user(&write_cmd, (void __user *)arg, sizeof(write_cmd)); if (fault) @@ -1086,7 +1082,8 @@ static int write_ioctl(gpib_file_private_t *file_priv, gpib_board_t *board, break; } write_cmd.completed_transfer_count = write_cmd.requested_transfer_count - remain; - /* suppress errors (for example due to timeout or interruption by device clear) + /* + * suppress errors (for example due to timeout or interruption by device clear) * if all bytes got sent. This prevents races that can occur in the various drivers * if a device receives a device clear immediately after a transfer completes and * the driver code wasn't careful enough to handle that case. @@ -1105,10 +1102,10 @@ static int write_ioctl(gpib_file_private_t *file_priv, gpib_board_t *board, return retval; } -static int status_bytes_ioctl(gpib_board_t *board, unsigned long arg) +static int status_bytes_ioctl(struct gpib_board *board, unsigned long arg) { - gpib_status_queue_t *device; - spoll_bytes_ioctl_t cmd; + struct gpib_status_queue *device; + struct gpib_spoll_bytes_ioctl cmd; int retval; retval = copy_from_user(&cmd, (void __user *)arg, sizeof(cmd)); @@ -1128,27 +1125,28 @@ static int status_bytes_ioctl(gpib_board_t *board, unsigned long arg) return 0; } -static int increment_open_device_count(gpib_board_t *board, struct list_head *head, +static int increment_open_device_count(struct gpib_board *board, struct list_head *head, unsigned int pad, int sad) { struct list_head *list_ptr; - gpib_status_queue_t *device; + struct gpib_status_queue *device; - /* first see if address has already been opened, then increment + /* + * first see if address has already been opened, then increment * open count */ for (list_ptr = head->next; list_ptr != head; list_ptr = list_ptr->next) { - device = list_entry(list_ptr, gpib_status_queue_t, list); + device = list_entry(list_ptr, struct gpib_status_queue, list); if (gpib_address_equal(device->pad, device->sad, pad, sad)) { - dev_dbg(board->gpib_dev, "pid %i, incrementing open count for pad %i, sad %i\n", - current->pid, device->pad, device->sad); + dev_dbg(board->gpib_dev, "incrementing open count for pad %i, sad %i\n", + device->pad, device->sad); device->reference_count++; return 0; } } - /* otherwise we need to allocate a new gpib_status_queue_t */ - device = kmalloc(sizeof(gpib_status_queue_t), GFP_ATOMIC); + /* otherwise we need to allocate a new struct gpib_status_queue */ + device = kmalloc(sizeof(struct gpib_status_queue), GFP_ATOMIC); if (!device) return -ENOMEM; init_gpib_status_queue(device); @@ -1158,54 +1156,53 @@ static int increment_open_device_count(gpib_board_t *board, struct list_head *he list_add(&device->list, head); - dev_dbg(board->gpib_dev, "pid %i, opened pad %i, sad %i\n", - current->pid, device->pad, device->sad); + dev_dbg(board->gpib_dev, "opened pad %i, sad %i\n", device->pad, device->sad); return 0; } -static int subtract_open_device_count(gpib_board_t *board, struct list_head *head, +static int subtract_open_device_count(struct gpib_board *board, struct list_head *head, unsigned int pad, int sad, unsigned int count) { - gpib_status_queue_t *device; + struct gpib_status_queue *device; struct list_head *list_ptr; for (list_ptr = head->next; list_ptr != head; list_ptr = list_ptr->next) { - device = list_entry(list_ptr, gpib_status_queue_t, list); + device = list_entry(list_ptr, struct gpib_status_queue, list); if (gpib_address_equal(device->pad, device->sad, pad, sad)) { - dev_dbg(board->gpib_dev, "pid %i, decrementing open count for pad %i, sad %i\n", - current->pid, device->pad, device->sad); + dev_dbg(board->gpib_dev, "decrementing open count for pad %i, sad %i\n", + device->pad, device->sad); if (count > device->reference_count) { - pr_err("gpib: bug! in %s()\n", __func__); + dev_err(board->gpib_dev, "bug! in %s()\n", __func__); return -EINVAL; } device->reference_count -= count; if (device->reference_count == 0) { - dev_dbg(board->gpib_dev, "pid %i, closing pad %i, sad %i\n", - current->pid, device->pad, device->sad); + dev_dbg(board->gpib_dev, "closing pad %i, sad %i\n", + device->pad, device->sad); list_del(list_ptr); kfree(device); } return 0; } } - pr_err("gpib: bug! tried to close address that was never opened!\n"); + dev_err(board->gpib_dev, "bug! tried to close address that was never opened!\n"); return -EINVAL; } -static inline int decrement_open_device_count(gpib_board_t *board, struct list_head *head, +static inline int decrement_open_device_count(struct gpib_board *board, struct list_head *head, unsigned int pad, int sad) { return subtract_open_device_count(board, head, pad, sad, 1); } -static int cleanup_open_devices(gpib_file_private_t *file_priv, gpib_board_t *board) +static int cleanup_open_devices(struct gpib_file_private *file_priv, struct gpib_board *board) { int retval = 0; int i; for (i = 0; i < GPIB_MAX_NUM_DESCRIPTORS; i++) { - gpib_descriptor_t *desc; + struct gpib_descriptor *desc; desc = file_priv->descriptors[i]; if (!desc) @@ -1224,11 +1221,11 @@ static int cleanup_open_devices(gpib_file_private_t *file_priv, gpib_board_t *bo return 0; } -static int open_dev_ioctl(struct file *filep, gpib_board_t *board, unsigned long arg) +static int open_dev_ioctl(struct file *filep, struct gpib_board *board, unsigned long arg) { - open_dev_ioctl_t open_dev_cmd; + struct gpib_open_dev_ioctl open_dev_cmd; int retval; - gpib_file_private_t *file_priv = filep->private_data; + struct gpib_file_private *file_priv = filep->private_data; int i; retval = copy_from_user(&open_dev_cmd, (void __user *)arg, sizeof(open_dev_cmd)); @@ -1244,7 +1241,7 @@ static int open_dev_ioctl(struct file *filep, gpib_board_t *board, unsigned long mutex_unlock(&file_priv->descriptors_mutex); return -ERANGE; } - file_priv->descriptors[i] = kmalloc(sizeof(gpib_descriptor_t), GFP_KERNEL); + file_priv->descriptors[i] = kmalloc(sizeof(struct gpib_descriptor), GFP_KERNEL); if (!file_priv->descriptors[i]) { mutex_unlock(&file_priv->descriptors_mutex); return -ENOMEM; @@ -1261,7 +1258,8 @@ static int open_dev_ioctl(struct file *filep, gpib_board_t *board, unsigned long if (retval < 0) return retval; - /* clear stuck srq state, since we may be able to find service request on + /* + * clear stuck srq state, since we may be able to find service request on * the new device */ atomic_set(&board->stuck_srq, 0); @@ -1274,10 +1272,10 @@ static int open_dev_ioctl(struct file *filep, gpib_board_t *board, unsigned long return 0; } -static int close_dev_ioctl(struct file *filep, gpib_board_t *board, unsigned long arg) +static int close_dev_ioctl(struct file *filep, struct gpib_board *board, unsigned long arg) { - close_dev_ioctl_t cmd; - gpib_file_private_t *file_priv = filep->private_data; + struct gpib_close_dev_ioctl cmd; + struct gpib_file_private *file_priv = filep->private_data; int retval; retval = copy_from_user(&cmd, (void __user *)arg, sizeof(cmd)); @@ -1301,13 +1299,11 @@ static int close_dev_ioctl(struct file *filep, gpib_board_t *board, unsigned lon return 0; } -static int serial_poll_ioctl(gpib_board_t *board, unsigned long arg) +static int serial_poll_ioctl(struct gpib_board *board, unsigned long arg) { - serial_poll_ioctl_t serial_cmd; + struct gpib_serial_poll_ioctl serial_cmd; int retval; - dev_dbg(board->gpib_dev, "pid %i, entering %s()\n", current->pid, __func__); - retval = copy_from_user(&serial_cmd, (void __user *)arg, sizeof(serial_cmd)); if (retval) return -EFAULT; @@ -1324,12 +1320,12 @@ static int serial_poll_ioctl(gpib_board_t *board, unsigned long arg) return 0; } -static int wait_ioctl(gpib_file_private_t *file_priv, gpib_board_t *board, +static int wait_ioctl(struct gpib_file_private *file_priv, struct gpib_board *board, unsigned long arg) { - wait_ioctl_t wait_cmd; + struct gpib_wait_ioctl wait_cmd; int retval; - gpib_descriptor_t *desc; + struct gpib_descriptor *desc; retval = copy_from_user(&wait_cmd, (void __user *)arg, sizeof(wait_cmd)); if (retval) @@ -1351,7 +1347,7 @@ static int wait_ioctl(gpib_file_private_t *file_priv, gpib_board_t *board, return 0; } -static int parallel_poll_ioctl(gpib_board_t *board, unsigned long arg) +static int parallel_poll_ioctl(struct gpib_board *board, unsigned long arg) { u8 poll_byte; int retval; @@ -1367,9 +1363,9 @@ static int parallel_poll_ioctl(gpib_board_t *board, unsigned long arg) return 0; } -static int online_ioctl(gpib_board_t *board, unsigned long arg) +static int online_ioctl(struct gpib_board *board, unsigned long arg) { - online_ioctl_t online_cmd; + struct gpib_online_ioctl online_cmd; int retval; void __user *init_data = NULL; @@ -1411,7 +1407,7 @@ static int online_ioctl(gpib_board_t *board, unsigned long arg) return retval; } -static int remote_enable_ioctl(gpib_board_t *board, unsigned long arg) +static int remote_enable_ioctl(struct gpib_board *board, unsigned long arg) { int enable; int retval; @@ -1423,7 +1419,7 @@ static int remote_enable_ioctl(gpib_board_t *board, unsigned long arg) return ibsre(board, enable); } -static int take_control_ioctl(gpib_board_t *board, unsigned long arg) +static int take_control_ioctl(struct gpib_board *board, unsigned long arg) { int synchronous; int retval; @@ -1435,7 +1431,7 @@ static int take_control_ioctl(gpib_board_t *board, unsigned long arg) return ibcac(board, synchronous, 1); } -static int line_status_ioctl(gpib_board_t *board, unsigned long arg) +static int line_status_ioctl(struct gpib_board *board, unsigned long arg) { short lines; int retval; @@ -1451,12 +1447,12 @@ static int line_status_ioctl(gpib_board_t *board, unsigned long arg) return 0; } -static int pad_ioctl(gpib_board_t *board, gpib_file_private_t *file_priv, +static int pad_ioctl(struct gpib_board *board, struct gpib_file_private *file_priv, unsigned long arg) { - pad_ioctl_t cmd; + struct gpib_pad_ioctl cmd; int retval; - gpib_descriptor_t *desc; + struct gpib_descriptor *desc; retval = copy_from_user(&cmd, (void __user *)arg, sizeof(cmd)); if (retval) @@ -1487,12 +1483,12 @@ static int pad_ioctl(gpib_board_t *board, gpib_file_private_t *file_priv, return 0; } -static int sad_ioctl(gpib_board_t *board, gpib_file_private_t *file_priv, +static int sad_ioctl(struct gpib_board *board, struct gpib_file_private *file_priv, unsigned long arg) { - sad_ioctl_t cmd; + struct gpib_sad_ioctl cmd; int retval; - gpib_descriptor_t *desc; + struct gpib_descriptor *desc; retval = copy_from_user(&cmd, (void __user *)arg, sizeof(cmd)); if (retval) @@ -1522,9 +1518,9 @@ static int sad_ioctl(gpib_board_t *board, gpib_file_private_t *file_priv, return 0; } -static int eos_ioctl(gpib_board_t *board, unsigned long arg) +static int eos_ioctl(struct gpib_board *board, unsigned long arg) { - eos_ioctl_t eos_cmd; + struct gpib_eos_ioctl eos_cmd; int retval; retval = copy_from_user(&eos_cmd, (void __user *)arg, sizeof(eos_cmd)); @@ -1534,7 +1530,7 @@ static int eos_ioctl(gpib_board_t *board, unsigned long arg) return ibeos(board, eos_cmd.eos, eos_cmd.eos_flags); } -static int request_service_ioctl(gpib_board_t *board, unsigned long arg) +static int request_service_ioctl(struct gpib_board *board, unsigned long arg) { u8 status_byte; int retval; @@ -1546,13 +1542,13 @@ static int request_service_ioctl(gpib_board_t *board, unsigned long arg) return ibrsv2(board, status_byte, status_byte & request_service_bit); } -static int request_service2_ioctl(gpib_board_t *board, unsigned long arg) +static int request_service2_ioctl(struct gpib_board *board, unsigned long arg) { - request_service2_t request_service2_cmd; + struct gpib_request_service2 request_service2_cmd; int retval; retval = copy_from_user(&request_service2_cmd, (void __user *)arg, - sizeof(request_service2_t)); + sizeof(struct gpib_request_service2)); if (retval) return -EFAULT; @@ -1560,7 +1556,7 @@ static int request_service2_ioctl(gpib_board_t *board, unsigned long arg) request_service2_cmd.new_reason_for_service); } -static int iobase_ioctl(gpib_board_config_t *config, unsigned long arg) +static int iobase_ioctl(struct gpib_board_config *config, unsigned long arg) { u64 base_addr; int retval; @@ -1579,7 +1575,7 @@ static int iobase_ioctl(gpib_board_config_t *config, unsigned long arg) return 0; } -static int irq_ioctl(gpib_board_config_t *config, unsigned long arg) +static int irq_ioctl(struct gpib_board_config *config, unsigned long arg) { unsigned int irq; int retval; @@ -1596,7 +1592,7 @@ static int irq_ioctl(gpib_board_config_t *config, unsigned long arg) return 0; } -static int dma_ioctl(gpib_board_config_t *config, unsigned long arg) +static int dma_ioctl(struct gpib_board_config *config, unsigned long arg) { unsigned int dma_channel; int retval; @@ -1613,12 +1609,12 @@ static int dma_ioctl(gpib_board_config_t *config, unsigned long arg) return 0; } -static int autospoll_ioctl(gpib_board_t *board, gpib_file_private_t *file_priv, +static int autospoll_ioctl(struct gpib_board *board, struct gpib_file_private *file_priv, unsigned long arg) { - autospoll_ioctl_t enable; + short enable; int retval; - gpib_descriptor_t *desc; + struct gpib_descriptor *desc; retval = copy_from_user(&enable, (void __user *)arg, sizeof(enable)); if (retval) @@ -1639,18 +1635,19 @@ static int autospoll_ioctl(gpib_board_t *board, gpib_file_private_t *file_priv, board->autospollers--; retval = 0; } else { - pr_err("gpib: tried to set number of autospollers negative\n"); + dev_err(board->gpib_dev, + "tried to set number of autospollers negative\n"); retval = -EINVAL; } } else { - pr_err("gpib: autopoll disable requested before enable\n"); + dev_err(board->gpib_dev, "autopoll disable requested before enable\n"); retval = -EINVAL; } } return retval; } -static int mutex_ioctl(gpib_board_t *board, gpib_file_private_t *file_priv, +static int mutex_ioctl(struct gpib_board *board, struct gpib_file_private *file_priv, unsigned long arg) { int retval, lock_mutex; @@ -1661,10 +1658,8 @@ static int mutex_ioctl(gpib_board_t *board, gpib_file_private_t *file_priv, if (lock_mutex) { retval = mutex_lock_interruptible(&board->user_mutex); - if (retval) { - pr_warn("gpib: ioctl interrupted while waiting on lock\n"); + if (retval) return -ERESTARTSYS; - } spin_lock(&board->locking_pid_spinlock); board->locking_pid = current->pid; @@ -1672,13 +1667,12 @@ static int mutex_ioctl(gpib_board_t *board, gpib_file_private_t *file_priv, atomic_set(&file_priv->holding_mutex, 1); - dev_dbg(board->gpib_dev, "pid %i, locked board %d mutex\n", - current->pid, board->minor); + dev_dbg(board->gpib_dev, "locked board mutex\n"); } else { spin_lock(&board->locking_pid_spinlock); if (current->pid != board->locking_pid) { - pr_err("gpib: bug! pid %i tried to release mutex held by pid %i\n", - current->pid, board->locking_pid); + dev_err(board->gpib_dev, "bug! pid %i tried to release mutex held by pid %i\n", + current->pid, board->locking_pid); spin_unlock(&board->locking_pid_spinlock); return -EPERM; } @@ -1688,13 +1682,12 @@ static int mutex_ioctl(gpib_board_t *board, gpib_file_private_t *file_priv, atomic_set(&file_priv->holding_mutex, 0); mutex_unlock(&board->user_mutex); - dev_dbg(board->gpib_dev, "pid %i, unlocked board %i mutex\n", - current->pid, board->minor); + dev_dbg(board->gpib_dev, "unlocked board mutex\n"); } return 0; } -static int timeout_ioctl(gpib_board_t *board, unsigned long arg) +static int timeout_ioctl(struct gpib_board *board, unsigned long arg) { unsigned int timeout; int retval; @@ -1704,14 +1697,14 @@ static int timeout_ioctl(gpib_board_t *board, unsigned long arg) return -EFAULT; board->usec_timeout = timeout; - dev_dbg(board->gpib_dev, "pid %i, timeout set to %i usec\n", current->pid, timeout); + dev_dbg(board->gpib_dev, "timeout set to %i usec\n", timeout); return 0; } -static int ppc_ioctl(gpib_board_t *board, unsigned long arg) +static int ppc_ioctl(struct gpib_board *board, unsigned long arg) { - ppoll_config_ioctl_t cmd; + struct gpib_ppoll_config_ioctl cmd; int retval; retval = copy_from_user(&cmd, (void __user *)arg, sizeof(cmd)); @@ -1735,28 +1728,26 @@ static int ppc_ioctl(gpib_board_t *board, unsigned long arg) return 0; } -static int set_local_ppoll_mode_ioctl(gpib_board_t *board, unsigned long arg) +static int set_local_ppoll_mode_ioctl(struct gpib_board *board, unsigned long arg) { - local_ppoll_mode_ioctl_t cmd; + short cmd; int retval; retval = copy_from_user(&cmd, (void __user *)arg, sizeof(cmd)); if (retval) return -EFAULT; - if (!board->interface->local_parallel_poll_mode) { - pr_warn("gpib: local/remote parallel poll mode not supported by driver."); - return -EIO; - } + if (!board->interface->local_parallel_poll_mode) + return -ENOENT; board->local_ppoll_mode = cmd != 0; board->interface->local_parallel_poll_mode(board, board->local_ppoll_mode); return 0; } -static int get_local_ppoll_mode_ioctl(gpib_board_t *board, unsigned long arg) +static int get_local_ppoll_mode_ioctl(struct gpib_board *board, unsigned long arg) { - local_ppoll_mode_ioctl_t cmd; + short cmd; int retval; cmd = board->local_ppoll_mode; @@ -1767,7 +1758,7 @@ static int get_local_ppoll_mode_ioctl(gpib_board_t *board, unsigned long arg) return 0; } -static int query_board_rsv_ioctl(gpib_board_t *board, unsigned long arg) +static int query_board_rsv_ioctl(struct gpib_board *board, unsigned long arg) { int status; int retval; @@ -1781,9 +1772,9 @@ static int query_board_rsv_ioctl(gpib_board_t *board, unsigned long arg) return 0; } -static int board_info_ioctl(const gpib_board_t *board, unsigned long arg) +static int board_info_ioctl(const struct gpib_board *board, unsigned long arg) { - board_info_ioctl_t info; + struct gpib_board_info_ioctl info; int retval; info.pad = board->pad; @@ -1804,7 +1795,7 @@ static int board_info_ioctl(const gpib_board_t *board, unsigned long arg) return 0; } -static int interface_clear_ioctl(gpib_board_t *board, unsigned long arg) +static int interface_clear_ioctl(struct gpib_board *board, unsigned long arg) { unsigned int usec_duration; int retval; @@ -1816,9 +1807,9 @@ static int interface_clear_ioctl(gpib_board_t *board, unsigned long arg) return ibsic(board, usec_duration); } -static int select_pci_ioctl(gpib_board_config_t *config, unsigned long arg) +static int select_pci_ioctl(struct gpib_board_config *config, unsigned long arg) { - select_pci_ioctl_t selection; + struct gpib_select_pci_ioctl selection; int retval; if (!capable(CAP_SYS_ADMIN)) @@ -1834,19 +1825,20 @@ static int select_pci_ioctl(gpib_board_config_t *config, unsigned long arg) return 0; } -static int select_device_path_ioctl(gpib_board_config_t *config, unsigned long arg) +static int select_device_path_ioctl(struct gpib_board_config *config, unsigned long arg) { - select_device_path_ioctl_t *selection; + struct gpib_select_device_path_ioctl *selection; int retval; if (!capable(CAP_SYS_ADMIN)) return -EPERM; - selection = vmalloc(sizeof(select_device_path_ioctl_t)); + selection = vmalloc(sizeof(struct gpib_select_device_path_ioctl)); if (!selection) return -ENOMEM; - retval = copy_from_user(selection, (void __user *)arg, sizeof(select_device_path_ioctl_t)); + retval = copy_from_user(selection, (void __user *)arg, + sizeof(struct gpib_select_device_path_ioctl)); if (retval) { vfree(selection); return -EFAULT; @@ -1862,16 +1854,16 @@ static int select_device_path_ioctl(gpib_board_config_t *config, unsigned long a return 0; } -unsigned int num_gpib_events(const gpib_event_queue_t *queue) +unsigned int num_gpib_events(const struct gpib_event_queue *queue) { return queue->num_events; } -static int push_gpib_event_nolock(gpib_board_t *board, short event_type) +static int push_gpib_event_nolock(struct gpib_board *board, short event_type) { - gpib_event_queue_t *queue = &board->event_queue; + struct gpib_event_queue *queue = &board->event_queue; struct list_head *head = &queue->event_head; - gpib_event_t *event; + struct gpib_event *event; static const unsigned int max_num_events = 1024; int retval; @@ -1884,10 +1876,10 @@ static int push_gpib_event_nolock(gpib_board_t *board, short event_type) return retval; } - event = kmalloc(sizeof(gpib_event_t), GFP_ATOMIC); + event = kmalloc(sizeof(struct gpib_event), GFP_ATOMIC); if (!event) { queue->dropped_event = 1; - pr_err("gpib: failed to allocate memory for event\n"); + dev_err(board->gpib_dev, "failed to allocate memory for event\n"); return -ENOMEM; } @@ -1905,7 +1897,7 @@ static int push_gpib_event_nolock(gpib_board_t *board, short event_type) } // push event onto back of event queue -int push_gpib_event(gpib_board_t *board, short event_type) +int push_gpib_event(struct gpib_board *board, short event_type) { unsigned long flags; int retval; @@ -1914,23 +1906,24 @@ int push_gpib_event(gpib_board_t *board, short event_type) retval = push_gpib_event_nolock(board, event_type); spin_unlock_irqrestore(&board->event_queue.lock, flags); - if (event_type == EventDevTrg) + if (event_type == EVENT_DEV_TRG) board->status |= DTAS; - if (event_type == EventDevClr) + if (event_type == EVENT_DEV_CLR) board->status |= DCAS; return retval; } EXPORT_SYMBOL(push_gpib_event); -static int pop_gpib_event_nolock(gpib_board_t *board, gpib_event_queue_t *queue, short *event_type) +static int pop_gpib_event_nolock(struct gpib_board *board, + struct gpib_event_queue *queue, short *event_type) { struct list_head *head = &queue->event_head; struct list_head *front = head->next; - gpib_event_t *event; + struct gpib_event *event; if (num_gpib_events(queue) == 0) { - *event_type = EventNone; + *event_type = EVENT_NONE; return 0; } @@ -1942,7 +1935,7 @@ static int pop_gpib_event_nolock(gpib_board_t *board, gpib_event_queue_t *queue, return -EPIPE; } - event = list_entry(front, gpib_event_t, list); + event = list_entry(front, struct gpib_event, list); *event_type = event->event_type; list_del(front); @@ -1957,7 +1950,7 @@ static int pop_gpib_event_nolock(gpib_board_t *board, gpib_event_queue_t *queue, } // pop event from front of event queue -int pop_gpib_event(gpib_board_t *board, gpib_event_queue_t *queue, short *event_type) +int pop_gpib_event(struct gpib_board *board, struct gpib_event_queue *queue, short *event_type) { unsigned long flags; int retval; @@ -1968,9 +1961,9 @@ int pop_gpib_event(gpib_board_t *board, gpib_event_queue_t *queue, short *event_ return retval; } -static int event_ioctl(gpib_board_t *board, unsigned long arg) +static int event_ioctl(struct gpib_board *board, unsigned long arg) { - event_ioctl_t user_event; + short user_event; int retval; short event; @@ -1987,30 +1980,26 @@ static int event_ioctl(gpib_board_t *board, unsigned long arg) return 0; } -static int request_system_control_ioctl(gpib_board_t *board, unsigned long arg) +static int request_system_control_ioctl(struct gpib_board *board, unsigned long arg) { - rsc_ioctl_t request_control; + int request_control; int retval; retval = copy_from_user(&request_control, (void __user *)arg, sizeof(request_control)); if (retval) return -EFAULT; - ibrsc(board, request_control); - - return 0; + return ibrsc(board, request_control); } -static int t1_delay_ioctl(gpib_board_t *board, unsigned long arg) +static int t1_delay_ioctl(struct gpib_board *board, unsigned long arg) { - t1_delay_ioctl_t cmd; + unsigned int cmd; unsigned int delay; int retval; - if (!board->interface->t1_delay) { - pr_warn("gpib: t1 delay not implemented in driver!\n"); - return -EIO; - } + if (!board->interface->t1_delay) + return -ENOENT; retval = copy_from_user(&cmd, (void __user *)arg, sizeof(cmd)); if (retval) @@ -2018,8 +2007,11 @@ static int t1_delay_ioctl(gpib_board_t *board, unsigned long arg) delay = cmd; - board->t1_nano_sec = board->interface->t1_delay(board, delay); + retval = board->interface->t1_delay(board, delay); + if (retval < 0) + return retval; + board->t1_nano_sec = retval; return 0; } @@ -2032,11 +2024,11 @@ static const struct file_operations ib_fops = { .release = &ibclose, }; -gpib_board_t board_array[GPIB_MAX_NUM_BOARDS]; +struct gpib_board board_array[GPIB_MAX_NUM_BOARDS]; LIST_HEAD(registered_drivers); -void init_gpib_descriptor(gpib_descriptor_t *desc) +void init_gpib_descriptor(struct gpib_descriptor *desc) { desc->pad = 0; desc->sad = -1; @@ -2045,9 +2037,9 @@ void init_gpib_descriptor(gpib_descriptor_t *desc) atomic_set(&desc->io_in_progress, 0); } -int gpib_register_driver(gpib_interface_t *interface, struct module *provider_module) +int gpib_register_driver(struct gpib_interface *interface, struct module *provider_module) { - struct gpib_interface_list_struct *entry; + struct gpib_interface_list *entry; entry = kmalloc(sizeof(*entry), GFP_KERNEL); if (!entry) @@ -2061,13 +2053,13 @@ int gpib_register_driver(gpib_interface_t *interface, struct module *provider_mo } EXPORT_SYMBOL(gpib_register_driver); -void gpib_unregister_driver(gpib_interface_t *interface) +void gpib_unregister_driver(struct gpib_interface *interface) { int i; struct list_head *list_ptr; for (i = 0; i < GPIB_MAX_NUM_BOARDS; i++) { - gpib_board_t *board = &board_array[i]; + struct gpib_board *board = &board_array[i]; if (board->interface == interface) { if (board->use_count > 0) @@ -2078,27 +2070,26 @@ void gpib_unregister_driver(gpib_interface_t *interface) } } for (list_ptr = registered_drivers.next; list_ptr != ®istered_drivers;) { - gpib_interface_list_t *entry; + struct gpib_interface_list *entry; - entry = list_entry(list_ptr, gpib_interface_list_t, list); + entry = list_entry(list_ptr, struct gpib_interface_list, list); list_ptr = list_ptr->next; if (entry->interface == interface) { list_del(&entry->list); kfree(entry); } } - pr_info("gpib: unregistered %s interface\n", interface->name); } EXPORT_SYMBOL(gpib_unregister_driver); -static void init_gpib_board_config(gpib_board_config_t *config) +static void init_gpib_board_config(struct gpib_board_config *config) { - memset(config, 0, sizeof(gpib_board_config_t)); + memset(config, 0, sizeof(struct gpib_board_config)); config->pci_bus = -1; config->pci_slot = -1; } -void init_gpib_board(gpib_board_t *board) +void init_gpib_board(struct gpib_board *board) { board->interface = NULL; board->provider_module = NULL; @@ -2133,7 +2124,7 @@ void init_gpib_board(gpib_board_t *board) board->local_ppoll_mode = 0; } -int gpib_allocate_board(gpib_board_t *board) +int gpib_allocate_board(struct gpib_board *board) { if (!board->buffer) { board->buffer_length = 0x4000; @@ -2146,7 +2137,7 @@ int gpib_allocate_board(gpib_board_t *board) return 0; } -void gpib_deallocate_board(gpib_board_t *board) +void gpib_deallocate_board(struct gpib_board *board) { short dummy; @@ -2159,7 +2150,7 @@ void gpib_deallocate_board(gpib_board_t *board) pop_gpib_event(board, &board->event_queue, &dummy); } -static void init_board_array(gpib_board_t *board_array, unsigned int length) +static void init_board_array(struct gpib_board *board_array, unsigned int length) { int i; @@ -2169,7 +2160,7 @@ static void init_board_array(gpib_board_t *board_array, unsigned int length) } } -void init_gpib_status_queue(gpib_status_queue_t *device) +void init_gpib_status_queue(struct gpib_status_queue *device) { INIT_LIST_HEAD(&device->list); INIT_LIST_HEAD(&device->status_bytes); @@ -2184,7 +2175,7 @@ static int __init gpib_common_init_module(void) { int i; - pr_info("Linux-GPIB core driver\n"); + pr_info("GPIB core driver\n"); init_board_array(board_array, GPIB_MAX_NUM_BOARDS); if (register_chrdev(GPIB_CODE, "gpib", &ib_fops)) { pr_err("gpib: can't get major %d\n", GPIB_CODE); @@ -2234,7 +2225,7 @@ int gpib_match_device_path(struct device *dev, const char *device_path_in) } EXPORT_SYMBOL(gpib_match_device_path); -struct pci_dev *gpib_pci_get_device(const gpib_board_config_t *config, unsigned int vendor_id, +struct pci_dev *gpib_pci_get_device(const struct gpib_board_config *config, unsigned int vendor_id, unsigned int device_id, struct pci_dev *from) { struct pci_dev *pci_device = from; @@ -2253,7 +2244,7 @@ struct pci_dev *gpib_pci_get_device(const gpib_board_config_t *config, unsigned } EXPORT_SYMBOL(gpib_pci_get_device); -struct pci_dev *gpib_pci_get_subsys(const gpib_board_config_t *config, unsigned int vendor_id, +struct pci_dev *gpib_pci_get_subsys(const struct gpib_board_config *config, unsigned int vendor_id, unsigned int device_id, unsigned int ss_vendor, unsigned int ss_device, struct pci_dev *from) diff --git a/drivers/staging/gpib/common/iblib.c b/drivers/staging/gpib/common/iblib.c index 5f6fa135f505..549280d9a6e9 100644 --- a/drivers/staging/gpib/common/iblib.c +++ b/drivers/staging/gpib/common/iblib.c @@ -4,6 +4,8 @@ * copyright : (C) 2001, 2002 by Frank Mori Hess ***************************************************************************/ +#define dev_fmt(fmt) KBUILD_MODNAME ": " fmt + #include "ibsys.h" #include <linux/delay.h> #include <linux/kthread.h> @@ -19,23 +21,22 @@ * If fallback_to_async is non-zero, try to take control asynchronously * if synchronous attempt fails. */ -int ibcac(gpib_board_t *board, int sync, int fallback_to_async) +int ibcac(struct gpib_board *board, int sync, int fallback_to_async) { int status = ibstatus(board); int retval; - if ((status & CIC) == 0) { - pr_err("gpib: not CIC during %s()\n", __func__); - return -1; - } + if ((status & CIC) == 0) + return -EINVAL; if (status & ATN) return 0; if (sync && (status & LACS) == 0) - /* tcs (take control synchronously) can only possibly work when - * controller is listener. Error code also needs to be -ETIMEDOUT - * or it will giveout without doing fallback. + /* + * tcs (take control synchronously) can only possibly work when + * controller is listener. Error code also needs to be -ETIMEDOUT + * or it will giveout without doing fallback. */ retval = -ETIMEDOUT; else @@ -50,7 +51,8 @@ int ibcac(gpib_board_t *board, int sync, int fallback_to_async) return retval; } -/* After ATN is asserted, it should cause any connected devices +/* + * After ATN is asserted, it should cause any connected devices * to start listening for command bytes and leave acceptor idle state. * So if ATN is asserted and neither NDAC or NRFD are asserted, * then there are no devices and ibcmd should error out immediately. @@ -61,7 +63,7 @@ int ibcac(gpib_board_t *board, int sync, int fallback_to_async) * set the skip_check_for_command_acceptors flag in their * gpib_interface_struct to avoid useless overhead. */ -static int check_for_command_acceptors(gpib_board_t *board) +static int check_for_command_acceptors(struct gpib_board *board) { int lines; @@ -76,15 +78,8 @@ static int check_for_command_acceptors(gpib_board_t *board) if (lines < 0) return lines; - if (lines & ValidATN) { - if ((lines & BusATN) == 0) { - pr_err("gpib: ATN not asserted in %s()?", __func__); - return 0; - } - } - - if ((lines & ValidNRFD) && (lines & ValidNDAC)) { - if ((lines & BusNRFD) == 0 && (lines & BusNDAC) == 0) + if ((lines & VALID_NRFD) && (lines & VALID_NDAC)) { + if ((lines & BUS_NRFD) == 0 && (lines & BUS_NDAC) == 0) return -ENOTCONN; } @@ -103,7 +98,7 @@ static int check_for_command_acceptors(gpib_board_t *board) * must be called to initialize the GPIB and enable * the interface to leave the controller idle state. */ -int ibcmd(gpib_board_t *board, uint8_t *buf, size_t length, size_t *bytes_written) +int ibcmd(struct gpib_board *board, u8 *buf, size_t length, size_t *bytes_written) { ssize_t ret = 0; int status; @@ -112,10 +107,8 @@ int ibcmd(gpib_board_t *board, uint8_t *buf, size_t length, size_t *bytes_writte status = ibstatus(board); - if ((status & CIC) == 0) { - pr_err("gpib: cannot send command when not controller-in-charge\n"); - return -EIO; - } + if ((status & CIC) == 0) + return -EINVAL; os_start_timer(board, board->usec_timeout); @@ -140,26 +133,22 @@ int ibcmd(gpib_board_t *board, uint8_t *buf, size_t length, size_t *bytes_writte * active state, i.e., turn ATN off. */ -int ibgts(gpib_board_t *board) +int ibgts(struct gpib_board *board) { int status = ibstatus(board); int retval; - if ((status & CIC) == 0) { - pr_err("gpib: not CIC during %s()\n", __func__); - return -1; - } + if ((status & CIC) == 0) + return -EINVAL; retval = board->interface->go_to_standby(board); /* go to standby */ - if (retval < 0) - pr_err("gpib: error while going to standby\n"); board->interface->update_status(board, 0); return retval; } -static int autospoll_wait_should_wake_up(gpib_board_t *board) +static int autospoll_wait_should_wake_up(struct gpib_board *board) { int retval; @@ -175,7 +164,7 @@ static int autospoll_wait_should_wake_up(gpib_board_t *board) static int autospoll_thread(void *board_void) { - gpib_board_t *board = board_void; + struct gpib_board *board = board_void; int retval = 0; dev_dbg(board->gpib_dev, "entering autospoll thread\n"); @@ -200,20 +189,19 @@ static int autospoll_thread(void *board_void) retval = autopoll_all_devices(board); module_put(board->provider_module); } else { - pr_err("gpib%i: %s: try_module_get() failed!\n", board->minor, __func__); + dev_err(board->gpib_dev, "try_module_get() failed!\n"); } if (retval <= 0) { - pr_err("gpib%i: %s: stuck SRQ\n", board->minor, __func__); + dev_err(board->gpib_dev, "stuck SRQ\n"); atomic_set(&board->stuck_srq, 1); // XXX could be better set_bit(SRQI_NUM, &board->status); } } - pr_info("gpib%i: exiting autospoll thread\n", board->minor); return retval; } -int ibonline(gpib_board_t *board) +int ibonline(struct gpib_board *board) { int retval; @@ -230,10 +218,10 @@ int ibonline(gpib_board_t *board) retval = board->interface->attach(board, &board->config); if (retval < 0) { board->interface->detach(board); - pr_err("gpib: interface attach failed\n"); return retval; } - /* nios2nommu on 2.6.11 uclinux kernel has weird problems + /* + * nios2nommu on 2.6.11 uclinux kernel has weird problems * with autospoll thread causing huge slowdowns */ #ifndef CONFIG_NIOS2 @@ -241,19 +229,19 @@ int ibonline(gpib_board_t *board) "gpib%d_autospoll_kthread", board->minor); retval = IS_ERR(board->autospoll_task); if (retval) { - pr_err("gpib: failed to create autospoll thread\n"); + dev_err(board->gpib_dev, "failed to create autospoll thread\n"); board->interface->detach(board); return retval; } #endif board->online = 1; - dev_dbg(board->gpib_dev, "gpib: board online\n"); + dev_dbg(board->gpib_dev, "board online\n"); return 0; } /* XXX need to make sure board is generally not in use (grab board lock?) */ -int iboffline(gpib_board_t *board) +int iboffline(struct gpib_board *board) { int retval; @@ -265,14 +253,14 @@ int iboffline(gpib_board_t *board) if (board->autospoll_task && !IS_ERR(board->autospoll_task)) { retval = kthread_stop(board->autospoll_task); if (retval) - pr_err("gpib: kthread_stop returned %i\n", retval); + dev_err(board->gpib_dev, "kthread_stop returned %i\n", retval); board->autospoll_task = NULL; } board->interface->detach(board); gpib_deallocate_board(board); board->online = 0; - dev_dbg(board->gpib_dev, "gpib: board offline\n"); + dev_dbg(board->gpib_dev, "board offline\n"); return 0; } @@ -285,7 +273,7 @@ int iboffline(gpib_board_t *board) * Next LSB (bits 8-15) - STATUS lines mask (lines that are currently set). * */ -int iblines(const gpib_board_t *board, short *lines) +int iblines(const struct gpib_board *board, short *lines) { int retval; @@ -312,7 +300,7 @@ int iblines(const gpib_board_t *board, short *lines) * calling ibcmd. */ -int ibrd(gpib_board_t *board, uint8_t *buf, size_t length, int *end_flag, size_t *nbytes) +int ibrd(struct gpib_board *board, u8 *buf, size_t length, int *end_flag, size_t *nbytes) { ssize_t ret = 0; int retval; @@ -320,17 +308,16 @@ int ibrd(gpib_board_t *board, uint8_t *buf, size_t length, int *end_flag, size_t *nbytes = 0; *end_flag = 0; - if (length == 0) { - pr_warn("gpib: %s() called with zero length?\n", __func__); + if (length == 0) return 0; - } if (board->master) { retval = ibgts(board); if (retval < 0) return retval; } - /* XXX resetting timer here could cause timeouts take longer than they should, + /* + * XXX resetting timer here could cause timeouts take longer than they should, * since read_ioctl calls this * function in a loop, there is probably a similar problem with writes/commands */ @@ -338,10 +325,9 @@ int ibrd(gpib_board_t *board, uint8_t *buf, size_t length, int *end_flag, size_t do { ret = board->interface->read(board, buf, length - *nbytes, end_flag, &bytes_read); - if (ret < 0) { - pr_err("gpib read error\n"); + if (ret < 0) goto ibrd_out; - } + buf += bytes_read; *nbytes += bytes_read; if (need_resched()) @@ -361,7 +347,7 @@ ibrd_out: * 1. Prior to conducting the poll the interface is placed * in the controller active state. */ -int ibrpp(gpib_board_t *board, uint8_t *result) +int ibrpp(struct gpib_board *board, u8 *result) { int retval = 0; @@ -370,15 +356,13 @@ int ibrpp(gpib_board_t *board, uint8_t *result) if (retval) return -1; - if (board->interface->parallel_poll(board, result)) { - pr_err("gpib: parallel poll failed\n"); - retval = -1; - } + retval = board->interface->parallel_poll(board, result); + os_remove_timer(board); return retval; } -int ibppc(gpib_board_t *board, uint8_t configuration) +int ibppc(struct gpib_board *board, u8 configuration) { configuration &= 0x1f; board->interface->parallel_poll_configure(board, configuration); @@ -387,15 +371,13 @@ int ibppc(gpib_board_t *board, uint8_t configuration) return 0; } -int ibrsv2(gpib_board_t *board, uint8_t status_byte, int new_reason_for_service) +int ibrsv2(struct gpib_board *board, u8 status_byte, int new_reason_for_service) { int board_status = ibstatus(board); const unsigned int MSS = status_byte & request_service_bit; - if ((board_status & CIC)) { - pr_err("gpib: interface requested service while CIC\n"); + if ((board_status & CIC)) return -EINVAL; - } if (MSS == 0 && new_reason_for_service) return -EINVAL; @@ -422,21 +404,17 @@ int ibrsv2(gpib_board_t *board, uint8_t status_byte, int new_reason_for_service) * ibcmd in order to initialize the bus and enable the * interface to leave the controller idle state. */ -int ibsic(gpib_board_t *board, unsigned int usec_duration) +int ibsic(struct gpib_board *board, unsigned int usec_duration) { - if (board->master == 0) { - pr_err("gpib: tried to assert IFC when not system controller\n"); - return -1; - } + if (board->master == 0) + return -EINVAL; if (usec_duration < 100) usec_duration = 100; - if (usec_duration > 1000) { + if (usec_duration > 1000) usec_duration = 1000; - pr_warn("gpib: warning, shortening long udelay\n"); - } - dev_dbg(board->gpib_dev, "sending interface clear\n"); + dev_dbg(board->gpib_dev, "sending interface clear, delay = %ius\n", usec_duration); board->interface->interface_clear(board, 1); udelay(usec_duration); board->interface->interface_clear(board, 0); @@ -444,26 +422,31 @@ int ibsic(gpib_board_t *board, unsigned int usec_duration) return 0; } -void ibrsc(gpib_board_t *board, int request_control) +int ibrsc(struct gpib_board *board, int request_control) { + int retval; + + if (!board->interface->request_system_control) + return -EPERM; + + retval = board->interface->request_system_control(board, request_control); + + if (retval) + return retval; + board->master = request_control != 0; - if (!board->interface->request_system_control) { - pr_err("gpib: bug! driver does not implement request_system_control()\n"); - return; - } - board->interface->request_system_control(board, request_control); + + return 0; } /* * IBSRE * Send REN true if v is non-zero or false if v is zero. */ -int ibsre(gpib_board_t *board, int enable) +int ibsre(struct gpib_board *board, int enable) { - if (board->master == 0) { - pr_err("gpib: tried to set REN when not system controller\n"); - return -1; - } + if (board->master == 0) + return -EINVAL; board->interface->remote_enable(board, enable); /* set or clear REN */ if (!enable) @@ -477,12 +460,11 @@ int ibsre(gpib_board_t *board, int enable) * change the GPIB address of the interface board. The address * must be 0 through 30. ibonl resets the address to PAD. */ -int ibpad(gpib_board_t *board, unsigned int addr) +int ibpad(struct gpib_board *board, unsigned int addr) { - if (addr > MAX_GPIB_PRIMARY_ADDRESS) { - pr_err("gpib: invalid primary address %u\n", addr); - return -1; - } + if (addr > MAX_GPIB_PRIMARY_ADDRESS) + return -EINVAL; + board->pad = addr; if (board->online) board->interface->primary_address(board, board->pad); @@ -496,12 +478,10 @@ int ibpad(gpib_board_t *board, unsigned int addr) * The address must be 0 through 30, or negative disables. ibonl resets the * address to SAD. */ -int ibsad(gpib_board_t *board, int addr) +int ibsad(struct gpib_board *board, int addr) { - if (addr > MAX_GPIB_SECONDARY_ADDRESS) { - pr_err("gpib: invalid secondary address %i\n", addr); - return -1; - } + if (addr > MAX_GPIB_SECONDARY_ADDRESS) + return -EINVAL; board->sad = addr; if (board->online) { if (board->sad >= 0) @@ -519,14 +499,12 @@ int ibsad(gpib_board_t *board, int addr) * Set the end-of-string modes for I/O operations to v. * */ -int ibeos(gpib_board_t *board, int eos, int eosflags) +int ibeos(struct gpib_board *board, int eos, int eosflags) { int retval; - if (eosflags & ~EOS_MASK) { - pr_err("bad EOS modes\n"); + if (eosflags & ~EOS_MASK) return -EINVAL; - } if (eosflags & REOS) { retval = board->interface->enable_eos(board, eos, eosflags & BIN); } else { @@ -536,27 +514,28 @@ int ibeos(gpib_board_t *board, int eos, int eosflags) return retval; } -int ibstatus(gpib_board_t *board) +int ibstatus(struct gpib_board *board) { return general_ibstatus(board, NULL, 0, 0, NULL); } -int general_ibstatus(gpib_board_t *board, const gpib_status_queue_t *device, - int clear_mask, int set_mask, gpib_descriptor_t *desc) +int general_ibstatus(struct gpib_board *board, const struct gpib_status_queue *device, + int clear_mask, int set_mask, struct gpib_descriptor *desc) { int status = 0; short line_status; if (board->private_data) { status = board->interface->update_status(board, clear_mask); - /* XXX should probably stop having drivers use TIMO bit in + /* + * XXX should probably stop having drivers use TIMO bit in * board->status to avoid confusion */ status &= ~TIMO; /* get real SRQI status if we can */ if (iblines(board, &line_status) == 0) { - if ((line_status & ValidSRQ)) { - if ((line_status & BusSRQ)) + if ((line_status & VALID_SRQ)) { + if ((line_status & BUS_SRQ)) status |= SRQI; else status &= ~SRQI; @@ -587,7 +566,7 @@ int general_ibstatus(gpib_board_t *board, const gpib_status_queue_t *device, } struct wait_info { - gpib_board_t *board; + struct gpib_board *board; struct timer_list timer; int timed_out; unsigned long usec_timeout; @@ -595,7 +574,7 @@ struct wait_info { static void wait_timeout(struct timer_list *t) { - struct wait_info *winfo = from_timer(winfo, t, timer); + struct wait_info *winfo = timer_container_of(winfo, t, timer); winfo->timed_out = 1; wake_up_interruptible(&winfo->board->wait); @@ -608,10 +587,10 @@ static void init_wait_info(struct wait_info *winfo) timer_setup_on_stack(&winfo->timer, wait_timeout, 0); } -static int wait_satisfied(struct wait_info *winfo, gpib_status_queue_t *status_queue, - int wait_mask, int *status, gpib_descriptor_t *desc) +static int wait_satisfied(struct wait_info *winfo, struct gpib_status_queue *status_queue, + int wait_mask, int *status, struct gpib_descriptor *desc) { - gpib_board_t *board = winfo->board; + struct gpib_board *board = winfo->board; int temp_status; if (mutex_lock_interruptible(&board->big_gpib_mutex)) @@ -645,8 +624,8 @@ static void start_wait_timer(struct wait_info *winfo) static void remove_wait_timer(struct wait_info *winfo) { - del_timer_sync(&winfo->timer); - destroy_timer_on_stack(&winfo->timer); + timer_delete_sync(&winfo->timer); + timer_destroy_on_stack(&winfo->timer); } /* @@ -657,11 +636,11 @@ static void remove_wait_timer(struct wait_info *winfo) * If the mask is 0 then * no condition is waited for. */ -int ibwait(gpib_board_t *board, int wait_mask, int clear_mask, int set_mask, - int *status, unsigned long usec_timeout, gpib_descriptor_t *desc) +int ibwait(struct gpib_board *board, int wait_mask, int clear_mask, int set_mask, + int *status, unsigned long usec_timeout, struct gpib_descriptor *desc) { int retval = 0; - gpib_status_queue_t *status_queue; + struct gpib_status_queue *status_queue; struct wait_info winfo; if (desc->is_board) @@ -712,15 +691,13 @@ int ibwait(gpib_board_t *board, int wait_mask, int clear_mask, int set_mask, * well as the interface board itself must be * addressed by calling ibcmd. */ -int ibwrt(gpib_board_t *board, uint8_t *buf, size_t cnt, int send_eoi, size_t *bytes_written) +int ibwrt(struct gpib_board *board, u8 *buf, size_t cnt, int send_eoi, size_t *bytes_written) { int ret = 0; int retval; - if (cnt == 0) { - pr_warn("gpib: %s() called with zero length?\n", __func__); + if (cnt == 0) return 0; - } if (board->master) { retval = ibgts(board); diff --git a/drivers/staging/gpib/common/ibsys.h b/drivers/staging/gpib/common/ibsys.h index da20971e9c7e..e5a148f513a8 100644 --- a/drivers/staging/gpib/common/ibsys.h +++ b/drivers/staging/gpib/common/ibsys.h @@ -19,13 +19,16 @@ #define MAX_GPIB_PRIMARY_ADDRESS 30 #define MAX_GPIB_SECONDARY_ADDRESS 31 -int gpib_allocate_board(gpib_board_t *board); -void gpib_deallocate_board(gpib_board_t *board); +int gpib_allocate_board(struct gpib_board *board); +void gpib_deallocate_board(struct gpib_board *board); -unsigned int num_status_bytes(const gpib_status_queue_t *dev); -int push_status_byte(gpib_board_t *board, gpib_status_queue_t *device, uint8_t poll_byte); -int pop_status_byte(gpib_board_t *board, gpib_status_queue_t *device, uint8_t *poll_byte); -gpib_status_queue_t *get_gpib_status_queue(gpib_board_t *board, unsigned int pad, int sad); -int get_serial_poll_byte(gpib_board_t *board, unsigned int pad, int sad, - unsigned int usec_timeout, uint8_t *poll_byte); -int autopoll_all_devices(gpib_board_t *board); +unsigned int num_status_bytes(const struct gpib_status_queue *dev); +int push_status_byte(struct gpib_board *board, struct gpib_status_queue *device, + u8 poll_byte); +int pop_status_byte(struct gpib_board *board, struct gpib_status_queue *device, + u8 *poll_byte); +struct gpib_status_queue *get_gpib_status_queue(struct gpib_board *board, + unsigned int pad, int sad); +int get_serial_poll_byte(struct gpib_board *board, unsigned int pad, int sad, + unsigned int usec_timeout, u8 *poll_byte); +int autopoll_all_devices(struct gpib_board *board); diff --git a/drivers/staging/gpib/eastwood/fluke_gpib.c b/drivers/staging/gpib/eastwood/fluke_gpib.c index 0304c5de4ccd..491356433249 100644 --- a/drivers/staging/gpib/eastwood/fluke_gpib.c +++ b/drivers/staging/gpib/eastwood/fluke_gpib.c @@ -7,6 +7,10 @@ * copyright: (C) 2006, 2010, 2015 Fluke Corporation ***************************************************************************/ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt +#define dev_fmt pr_fmt +#define DRV_NAME KBUILD_MODNAME + #include "fluke_gpib.h" #include "gpibP.h" @@ -20,15 +24,17 @@ MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("GPIB Driver for Fluke cda devices"); -static int fluke_attach_holdoff_all(gpib_board_t *board, const gpib_board_config_t *config); -static int fluke_attach_holdoff_end(gpib_board_t *board, const gpib_board_config_t *config); -static void fluke_detach(gpib_board_t *board); -static int fluke_config_dma(gpib_board_t *board, int output); -static irqreturn_t fluke_gpib_internal_interrupt(gpib_board_t *board); +static int fluke_attach_holdoff_all(struct gpib_board *board, + const struct gpib_board_config *config); +static int fluke_attach_holdoff_end(struct gpib_board *board, + const struct gpib_board_config *config); +static void fluke_detach(struct gpib_board *board); +static int fluke_config_dma(struct gpib_board *board, int output); +static irqreturn_t fluke_gpib_internal_interrupt(struct gpib_board *board); static struct platform_device *fluke_gpib_pdev; -static uint8_t fluke_locking_read_byte(struct nec7210_priv *nec_priv, unsigned int register_number) +static u8 fluke_locking_read_byte(struct nec7210_priv *nec_priv, unsigned int register_number) { u8 retval; unsigned long flags; @@ -39,7 +45,7 @@ static uint8_t fluke_locking_read_byte(struct nec7210_priv *nec_priv, unsigned i return retval; } -static void fluke_locking_write_byte(struct nec7210_priv *nec_priv, uint8_t byte, +static void fluke_locking_write_byte(struct nec7210_priv *nec_priv, u8 byte, unsigned int register_number) { unsigned long flags; @@ -50,7 +56,7 @@ static void fluke_locking_write_byte(struct nec7210_priv *nec_priv, uint8_t byte } // wrappers for interface functions -static int fluke_read(gpib_board_t *board, uint8_t *buffer, size_t length, int *end, +static int fluke_read(struct gpib_board *board, u8 *buffer, size_t length, int *end, size_t *bytes_read) { struct fluke_priv *priv = board->private_data; @@ -58,7 +64,7 @@ static int fluke_read(gpib_board_t *board, uint8_t *buffer, size_t length, int * return nec7210_read(board, &priv->nec7210_priv, buffer, length, end, bytes_read); } -static int fluke_write(gpib_board_t *board, uint8_t *buffer, size_t length, +static int fluke_write(struct gpib_board *board, u8 *buffer, size_t length, int send_eoi, size_t *bytes_written) { struct fluke_priv *priv = board->private_data; @@ -66,120 +72,121 @@ static int fluke_write(gpib_board_t *board, uint8_t *buffer, size_t length, return nec7210_write(board, &priv->nec7210_priv, buffer, length, send_eoi, bytes_written); } -static int fluke_command(gpib_board_t *board, uint8_t *buffer, size_t length, size_t *bytes_written) +static int fluke_command(struct gpib_board *board, u8 *buffer, + size_t length, size_t *bytes_written) { struct fluke_priv *priv = board->private_data; return nec7210_command(board, &priv->nec7210_priv, buffer, length, bytes_written); } -static int fluke_take_control(gpib_board_t *board, int synchronous) +static int fluke_take_control(struct gpib_board *board, int synchronous) { struct fluke_priv *priv = board->private_data; return nec7210_take_control(board, &priv->nec7210_priv, synchronous); } -static int fluke_go_to_standby(gpib_board_t *board) +static int fluke_go_to_standby(struct gpib_board *board) { struct fluke_priv *priv = board->private_data; return nec7210_go_to_standby(board, &priv->nec7210_priv); } -static void fluke_request_system_control(gpib_board_t *board, int request_control) +static int fluke_request_system_control(struct gpib_board *board, int request_control) { struct fluke_priv *priv = board->private_data; struct nec7210_priv *nec_priv = &priv->nec7210_priv; - nec7210_request_system_control(board, nec_priv, request_control); + return nec7210_request_system_control(board, nec_priv, request_control); } -static void fluke_interface_clear(gpib_board_t *board, int assert) +static void fluke_interface_clear(struct gpib_board *board, int assert) { struct fluke_priv *priv = board->private_data; nec7210_interface_clear(board, &priv->nec7210_priv, assert); } -static void fluke_remote_enable(gpib_board_t *board, int enable) +static void fluke_remote_enable(struct gpib_board *board, int enable) { struct fluke_priv *priv = board->private_data; nec7210_remote_enable(board, &priv->nec7210_priv, enable); } -static int fluke_enable_eos(gpib_board_t *board, uint8_t eos_byte, int compare_8_bits) +static int fluke_enable_eos(struct gpib_board *board, u8 eos_byte, int compare_8_bits) { struct fluke_priv *priv = board->private_data; return nec7210_enable_eos(board, &priv->nec7210_priv, eos_byte, compare_8_bits); } -static void fluke_disable_eos(gpib_board_t *board) +static void fluke_disable_eos(struct gpib_board *board) { struct fluke_priv *priv = board->private_data; nec7210_disable_eos(board, &priv->nec7210_priv); } -static unsigned int fluke_update_status(gpib_board_t *board, unsigned int clear_mask) +static unsigned int fluke_update_status(struct gpib_board *board, unsigned int clear_mask) { struct fluke_priv *priv = board->private_data; return nec7210_update_status(board, &priv->nec7210_priv, clear_mask); } -static int fluke_primary_address(gpib_board_t *board, unsigned int address) +static int fluke_primary_address(struct gpib_board *board, unsigned int address) { struct fluke_priv *priv = board->private_data; return nec7210_primary_address(board, &priv->nec7210_priv, address); } -static int fluke_secondary_address(gpib_board_t *board, unsigned int address, int enable) +static int fluke_secondary_address(struct gpib_board *board, unsigned int address, int enable) { struct fluke_priv *priv = board->private_data; return nec7210_secondary_address(board, &priv->nec7210_priv, address, enable); } -static int fluke_parallel_poll(gpib_board_t *board, uint8_t *result) +static int fluke_parallel_poll(struct gpib_board *board, u8 *result) { struct fluke_priv *priv = board->private_data; return nec7210_parallel_poll(board, &priv->nec7210_priv, result); } -static void fluke_parallel_poll_configure(gpib_board_t *board, uint8_t configuration) +static void fluke_parallel_poll_configure(struct gpib_board *board, u8 configuration) { struct fluke_priv *priv = board->private_data; nec7210_parallel_poll_configure(board, &priv->nec7210_priv, configuration); } -static void fluke_parallel_poll_response(gpib_board_t *board, int ist) +static void fluke_parallel_poll_response(struct gpib_board *board, int ist) { struct fluke_priv *priv = board->private_data; nec7210_parallel_poll_response(board, &priv->nec7210_priv, ist); } -static void fluke_serial_poll_response(gpib_board_t *board, uint8_t status) +static void fluke_serial_poll_response(struct gpib_board *board, u8 status) { struct fluke_priv *priv = board->private_data; nec7210_serial_poll_response(board, &priv->nec7210_priv, status); } -static uint8_t fluke_serial_poll_status(gpib_board_t *board) +static u8 fluke_serial_poll_status(struct gpib_board *board) { struct fluke_priv *priv = board->private_data; return nec7210_serial_poll_status(board, &priv->nec7210_priv); } -static void fluke_return_to_local(gpib_board_t *board) +static void fluke_return_to_local(struct gpib_board *board) { struct fluke_priv *priv = board->private_data; struct nec7210_priv *nec_priv = &priv->nec7210_priv; @@ -189,39 +196,37 @@ static void fluke_return_to_local(gpib_board_t *board) write_byte(nec_priv, AUX_RTL, AUXMR); } -static int fluke_line_status(const gpib_board_t *board) +static int fluke_line_status(const struct gpib_board *board) { - int status = ValidALL; + int status = VALID_ALL; int bsr_bits; struct fluke_priv *e_priv; - struct nec7210_priv *nec_priv; e_priv = board->private_data; - nec_priv = &e_priv->nec7210_priv; bsr_bits = fluke_paged_read_byte(e_priv, BUS_STATUS, BUS_STATUS_PAGE); if ((bsr_bits & BSR_REN_BIT) == 0) - status |= BusREN; + status |= BUS_REN; if ((bsr_bits & BSR_IFC_BIT) == 0) - status |= BusIFC; + status |= BUS_IFC; if ((bsr_bits & BSR_SRQ_BIT) == 0) - status |= BusSRQ; + status |= BUS_SRQ; if ((bsr_bits & BSR_EOI_BIT) == 0) - status |= BusEOI; + status |= BUS_EOI; if ((bsr_bits & BSR_NRFD_BIT) == 0) - status |= BusNRFD; + status |= BUS_NRFD; if ((bsr_bits & BSR_NDAC_BIT) == 0) - status |= BusNDAC; + status |= BUS_NDAC; if ((bsr_bits & BSR_DAV_BIT) == 0) - status |= BusDAV; + status |= BUS_DAV; if ((bsr_bits & BSR_ATN_BIT) == 0) - status |= BusATN; + status |= BUS_ATN; return status; } -static unsigned int fluke_t1_delay(gpib_board_t *board, unsigned int nano_sec) +static int fluke_t1_delay(struct gpib_board *board, unsigned int nano_sec) { struct fluke_priv *e_priv = board->private_data; struct nec7210_priv *nec_priv = &e_priv->nec7210_priv; @@ -238,7 +243,7 @@ static unsigned int fluke_t1_delay(gpib_board_t *board, unsigned int nano_sec) return retval; } -static int lacs_or_read_ready(gpib_board_t *board) +static int lacs_or_read_ready(struct gpib_board *board) { const struct fluke_priv *e_priv = board->private_data; const struct nec7210_priv *nec_priv = &e_priv->nec7210_priv; @@ -251,10 +256,11 @@ static int lacs_or_read_ready(gpib_board_t *board) return retval; } -/* Wait until it is possible for a read to do something useful. This +/* + * Wait until it is possible for a read to do something useful. This * is not essential, it only exists to prevent RFD holdoff from being released pointlessly. */ -static int wait_for_read(gpib_board_t *board) +static int wait_for_read(struct gpib_board *board) { struct fluke_priv *e_priv = board->private_data; struct nec7210_priv *nec_priv = &e_priv->nec7210_priv; @@ -263,9 +269,9 @@ static int wait_for_read(gpib_board_t *board) if (wait_event_interruptible(board->wait, lacs_or_read_ready(board) || test_bit(DEV_CLEAR_BN, &nec_priv->state) || - test_bit(TIMO_NUM, &board->status))) { + test_bit(TIMO_NUM, &board->status))) retval = -ERESTARTSYS; - } + if (test_bit(TIMO_NUM, &board->status)) retval = -ETIMEDOUT; if (test_and_clear_bit(DEV_CLEAR_BN, &nec_priv->state)) @@ -273,7 +279,8 @@ static int wait_for_read(gpib_board_t *board) return retval; } -/* Check if the SH state machine is in SGNS. We check twice since there is a very small chance +/* + * Check if the SH state machine is in SGNS. We check twice since there is a very small chance * we could be blowing through SGNS from SIDS to SDYS if there is already a * byte available in the handshake state machine. We are interested * in the case where the handshake is stuck in SGNS due to no byte being @@ -307,38 +314,35 @@ static int source_handshake_is_sids_or_sgns(struct fluke_priv *e_priv) (source_handshake_bits == SOURCE_HANDSHAKE_SIDS_BITS); } -/* Wait until the gpib chip is ready to accept a data out byte. +/* + * Wait until the gpib chip is ready to accept a data out byte. * If the chip is SGNS it is probably waiting for a a byte to * be written to it. */ -static int wait_for_data_out_ready(gpib_board_t *board) +static int wait_for_data_out_ready(struct gpib_board *board) { struct fluke_priv *e_priv = board->private_data; struct nec7210_priv *nec_priv = &e_priv->nec7210_priv; int retval = 0; -// printk("%s: enter\n", __FUNCTION__); if (wait_event_interruptible(board->wait, (test_bit(TACS_NUM, &board->status) && source_handshake_is_sgns(e_priv)) || test_bit(DEV_CLEAR_BN, &nec_priv->state) || - test_bit(TIMO_NUM, &board->status))) { + test_bit(TIMO_NUM, &board->status))) retval = -ERESTARTSYS; - } if (test_bit(TIMO_NUM, &board->status)) retval = -ETIMEDOUT; if (test_and_clear_bit(DEV_CLEAR_BN, &nec_priv->state)) retval = -EINTR; -// printk("%s: exit, retval=%i\n", __FUNCTION__, retval); return retval; } -static int wait_for_sids_or_sgns(gpib_board_t *board) +static int wait_for_sids_or_sgns(struct gpib_board *board) { struct fluke_priv *e_priv = board->private_data; struct nec7210_priv *nec_priv = &e_priv->nec7210_priv; int retval = 0; -// printk("%s: enter\n", __FUNCTION__); if (wait_event_interruptible(board->wait, source_handshake_is_sids_or_sgns(e_priv) || @@ -350,19 +354,17 @@ static int wait_for_sids_or_sgns(gpib_board_t *board) retval = -ETIMEDOUT; if (test_and_clear_bit(DEV_CLEAR_BN, &nec_priv->state)) retval = -EINTR; -// printk("%s: exit, retval=%i\n", __FUNCTION__, retval); return retval; } static void fluke_dma_callback(void *arg) { - gpib_board_t *board = arg; + struct gpib_board *board = arg; struct fluke_priv *e_priv = board->private_data; struct nec7210_priv *nec_priv = &e_priv->nec7210_priv; unsigned long flags; spin_lock_irqsave(&board->spinlock, flags); -// printk("%s: enter\n", __FUNCTION__); nec7210_set_reg_bits(nec_priv, IMR1, HR_DOIE | HR_DIIE, HR_DOIE | HR_DIIE); wake_up_interruptible(&board->wait); @@ -370,11 +372,11 @@ static void fluke_dma_callback(void *arg) fluke_gpib_internal_interrupt(board); clear_bit(DMA_WRITE_IN_PROGRESS_BN, &nec_priv->state); clear_bit(DMA_READ_IN_PROGRESS_BN, &nec_priv->state); -// printk("%s: exit\n", __FUNCTION__); + spin_unlock_irqrestore(&board->spinlock, flags); } -static int fluke_dma_write(gpib_board_t *board, uint8_t *buffer, size_t length, +static int fluke_dma_write(struct gpib_board *board, u8 *buffer, size_t length, size_t *bytes_written) { struct fluke_priv *e_priv = board->private_data; @@ -385,7 +387,7 @@ static int fluke_dma_write(gpib_board_t *board, uint8_t *buffer, size_t length, struct dma_async_tx_descriptor *tx_desc; *bytes_written = 0; -// printk("%s: enter\n", __FUNCTION__); + if (WARN_ON_ONCE(length > e_priv->dma_buffer_size)) return -EFAULT; dmaengine_terminate_all(e_priv->dma_channel); @@ -403,7 +405,7 @@ static int fluke_dma_write(gpib_board_t *board, uint8_t *buffer, size_t length, tx_desc = dmaengine_prep_slave_single(e_priv->dma_channel, address, length, DMA_MEM_TO_DEV, DMA_PREP_INTERRUPT | DMA_CTRL_ACK); if (!tx_desc) { - pr_err("fluke_gpib: failed to allocate dma transmit descriptor\n"); + dev_err(board->gpib_dev, "failed to allocate dma transmit descriptor\n"); retval = -ENOMEM; goto cleanup; } @@ -419,10 +421,8 @@ static int fluke_dma_write(gpib_board_t *board, uint8_t *buffer, size_t length, clear_bit(WRITE_READY_BN, &nec_priv->state); set_bit(DMA_WRITE_IN_PROGRESS_BN, &nec_priv->state); - // printk("%s: in spin lock\n", __FUNCTION__); spin_unlock_irqrestore(&board->spinlock, flags); -// printk("%s: waiting for write.\n", __FUNCTION__); // suspend until message is sent if (wait_event_interruptible(board->wait, ((readl(e_priv->write_transfer_counter) & @@ -430,7 +430,6 @@ static int fluke_dma_write(gpib_board_t *board, uint8_t *buffer, size_t length, test_bit(BUS_ERROR_BN, &nec_priv->state) || test_bit(DEV_CLEAR_BN, &nec_priv->state) || test_bit(TIMO_NUM, &board->status))) { - dev_dbg(board->gpib_dev, "gpib write interrupted!\n"); retval = -ERESTARTSYS; } if (test_bit(TIMO_NUM, &board->status)) @@ -447,7 +446,8 @@ static int fluke_dma_write(gpib_board_t *board, uint8_t *buffer, size_t length, if (test_bit(DMA_WRITE_IN_PROGRESS_BN, &nec_priv->state)) fluke_dma_callback(board); - /* if everything went fine, try to wait until last byte is actually + /* + * if everything went fine, try to wait until last byte is actually * transmitted across gpib (but don't try _too_ hard) */ if (retval == 0) @@ -459,11 +459,10 @@ static int fluke_dma_write(gpib_board_t *board, uint8_t *buffer, size_t length, cleanup: dma_unmap_single(board->dev, address, length, DMA_TO_DEVICE); -// printk("%s: exit, retval=%d\n", __FUNCTION__, retval); return retval; } -static int fluke_accel_write(gpib_board_t *board, uint8_t *buffer, size_t length, +static int fluke_accel_write(struct gpib_board *board, u8 *buffer, size_t length, int send_eoi, size_t *bytes_written) { struct fluke_priv *e_priv = board->private_data; @@ -474,7 +473,7 @@ static int fluke_accel_write(gpib_board_t *board, uint8_t *buffer, size_t length size_t dma_remainder = remainder; if (!e_priv->dma_channel) { - pr_err("fluke_gpib: No dma channel available, cannot do accel write."); + dev_err(board->gpib_dev, "No dma channel available, cannot do accel write."); return -ENXIO; } @@ -486,7 +485,6 @@ static int fluke_accel_write(gpib_board_t *board, uint8_t *buffer, size_t length if (send_eoi) --dma_remainder; -// printk("%s: entering while loop\n", __FUNCTION__); while (dma_remainder > 0) { size_t num_bytes; @@ -512,11 +510,12 @@ static int fluke_accel_write(gpib_board_t *board, uint8_t *buffer, size_t length //handle sending of last byte with eoi if (send_eoi) { size_t num_bytes; - // printk("%s: handling last byte\n", __FUNCTION__); + if (WARN_ON_ONCE(remainder != 1)) return -EFAULT; - /* wait until we are sure we will be able to write the data byte + /* + * wait until we are sure we will be able to write the data byte * into the chip before we send AUX_SEOI. This prevents a timeout * scenerio where we send AUX_SEOI but then timeout without getting * any bytes into the gpib chip. This will result in the first byte @@ -533,7 +532,6 @@ static int fluke_accel_write(gpib_board_t *board, uint8_t *buffer, size_t length return retval; remainder -= num_bytes; } -// printk("%s: bytes send=%i\n", __FUNCTION__, (int)(length - remainder)); return 0; } @@ -544,16 +542,18 @@ static int fluke_get_dma_residue(struct dma_chan *chan, dma_cookie_t cookie) result = dmaengine_pause(chan); if (result < 0) { - pr_err("fluke_gpib: dma pause failed?\n"); + pr_err("dma pause failed?\n"); return result; } dmaengine_tx_status(chan, cookie, &state); - // hardware doesn't support resume, so dont call this - // method unless the dma transfer is done. + /* + * hardware doesn't support resume, so dont call this + * method unless the dma transfer is done. + */ return state.residue; } -static int fluke_dma_read(gpib_board_t *board, uint8_t *buffer, +static int fluke_dma_read(struct gpib_board *board, u8 *buffer, size_t length, int *end, size_t *bytes_read) { struct fluke_priv *e_priv = board->private_data; @@ -567,10 +567,6 @@ static int fluke_dma_read(gpib_board_t *board, uint8_t *buffer, int i; static const int timeout = 10; - // printk("%s: enter, bus_address=0x%x, length=%i\n", __FUNCTION__, - // (unsigned)bus_address, - // (int)length); - *bytes_read = 0; *end = 0; if (length == 0) @@ -589,7 +585,7 @@ static int fluke_dma_read(gpib_board_t *board, uint8_t *buffer, bus_address, length, DMA_DEV_TO_MEM, DMA_PREP_INTERRUPT | DMA_CTRL_ACK); if (!tx_desc) { - pr_err("fluke_gpib: failed to allocate dma transmit descriptor\n"); + dev_err(board->gpib_dev, "failed to allocate dma transmit descriptor\n"); dma_unmap_single(NULL, bus_address, length, DMA_FROM_DEVICE); return -EIO; } @@ -608,14 +604,12 @@ static int fluke_dma_read(gpib_board_t *board, uint8_t *buffer, clear_bit(READ_READY_BN, &nec_priv->state); spin_unlock_irqrestore(&board->spinlock, flags); -// printk("waiting for data transfer.\n"); // wait for data to transfer if (wait_event_interruptible(board->wait, test_bit(DMA_READ_IN_PROGRESS_BN, &nec_priv->state) == 0 || test_bit(RECEIVED_END_BN, &nec_priv->state) || test_bit(DEV_CLEAR_BN, &nec_priv->state) || test_bit(TIMO_NUM, &board->status))) { - pr_warn("fluke: dma read wait interrupted\n"); retval = -ERESTARTSYS; } if (test_bit(TIMO_NUM, &board->status)) @@ -623,7 +617,8 @@ static int fluke_dma_read(gpib_board_t *board, uint8_t *buffer, if (test_bit(DEV_CLEAR_BN, &nec_priv->state)) retval = -EINTR; - /* If we woke up because of end, wait until the dma transfer has pulled + /* + * If we woke up because of end, wait until the dma transfer has pulled * the data byte associated with the end before we cancel the dma transfer. */ if (test_bit(RECEIVED_END_BN, &nec_priv->state)) { @@ -640,7 +635,8 @@ static int fluke_dma_read(gpib_board_t *board, uint8_t *buffer, // stop the dma transfer nec7210_set_reg_bits(nec_priv, IMR2, HR_DMAI, 0); - /* delay a little just to make sure any bytes in dma controller's fifo get + /* + * delay a little just to make sure any bytes in dma controller's fifo get * written to memory before we disable it */ usleep_range(10, 15); @@ -656,14 +652,17 @@ static int fluke_dma_read(gpib_board_t *board, uint8_t *buffer, dma_unmap_single(board->dev, bus_address, length, DMA_FROM_DEVICE); memcpy(buffer, e_priv->dma_buffer, *bytes_read); - /* If we got an end interrupt, figure out if it was + /* + * If we got an end interrupt, figure out if it was * associated with the last byte we dma'd or with a * byte still sitting on the cb7210. */ spin_lock_irqsave(&board->spinlock, flags); if (test_bit(READ_READY_BN, &nec_priv->state) == 0) { - // There is no byte sitting on the cb7210. If we - // saw an end interrupt, we need to deal with it now + /* + * There is no byte sitting on the cb7210. If we + * saw an end interrupt, we need to deal with it now + */ if (test_and_clear_bit(RECEIVED_END_BN, &nec_priv->state)) *end = 1; } @@ -672,7 +671,7 @@ static int fluke_dma_read(gpib_board_t *board, uint8_t *buffer, return retval; } -static int fluke_accel_read(gpib_board_t *board, uint8_t *buffer, size_t length, +static int fluke_accel_read(struct gpib_board *board, u8 *buffer, size_t length, int *end, size_t *bytes_read) { struct fluke_priv *e_priv = board->private_data; @@ -682,10 +681,6 @@ static int fluke_accel_read(gpib_board_t *board, uint8_t *buffer, size_t length, int retval = 0; size_t dma_nbytes; -/* printk("%s: enter, buffer=0x%p, length=%i\n", __FUNCTION__, - * buffer, (int)length); - * printk("\t dma_buffer=0x%p\n", e_priv->dma_buffer); - */ *end = 0; *bytes_read = 0; @@ -699,7 +694,6 @@ static int fluke_accel_read(gpib_board_t *board, uint8_t *buffer, size_t length, nec7210_release_rfd_holdoff(board, nec_priv); -// printk("%s: entering while loop\n", __FUNCTION__); while (remain > 0) { transfer_size = (e_priv->dma_buffer_size < remain) ? e_priv->dma_buffer_size : remain; @@ -709,18 +703,16 @@ static int fluke_accel_read(gpib_board_t *board, uint8_t *buffer, size_t length, *bytes_read += dma_nbytes; if (*end) break; - if (retval < 0) { -// printk("%s: early exit, retval=%i\n", __FUNCTION__, (int)retval); + if (retval < 0) return retval; - } if (need_resched()) schedule(); } -// printk("%s: exit, retval=%i\n", __FUNCTION__, (int)retval); + return retval; } -static gpib_interface_t fluke_unaccel_interface = { +static struct gpib_interface fluke_unaccel_interface = { .name = "fluke_unaccel", .attach = fluke_attach_holdoff_all, .detach = fluke_detach, @@ -747,7 +739,8 @@ static gpib_interface_t fluke_unaccel_interface = { .return_to_local = fluke_return_to_local, }; -/* fluke_hybrid uses dma for writes but not for reads. Added +/* + * fluke_hybrid uses dma for writes but not for reads. Added * to deal with occasional corruption of bytes seen when doing dma * reads. From looking at the cb7210 vhdl, I believe the corruption * is due to a hardware bug triggered by the cpu reading a cb7210 @@ -755,7 +748,7 @@ static gpib_interface_t fluke_unaccel_interface = { * register just as the dma controller is also doing a read. */ -static gpib_interface_t fluke_hybrid_interface = { +static struct gpib_interface fluke_hybrid_interface = { .name = "fluke_hybrid", .attach = fluke_attach_holdoff_all, .detach = fluke_detach, @@ -782,7 +775,7 @@ static gpib_interface_t fluke_hybrid_interface = { .return_to_local = fluke_return_to_local, }; -static gpib_interface_t fluke_interface = { +static struct gpib_interface fluke_interface = { .name = "fluke", .attach = fluke_attach_holdoff_end, .detach = fluke_detach, @@ -809,7 +802,7 @@ static gpib_interface_t fluke_interface = { .return_to_local = fluke_return_to_local, }; -irqreturn_t fluke_gpib_internal_interrupt(gpib_board_t *board) +irqreturn_t fluke_gpib_internal_interrupt(struct gpib_board *board) { int status0, status1, status2; struct fluke_priv *priv = board->private_data; @@ -824,19 +817,12 @@ irqreturn_t fluke_gpib_internal_interrupt(gpib_board_t *board) status2 = read_byte(nec_priv, ISR2); if (status0 & FLUKE_IFCI_BIT) { - push_gpib_event(board, EventIFC); + push_gpib_event(board, EVENT_IFC); retval = IRQ_HANDLED; } if (nec7210_interrupt_have_status(board, nec_priv, status1, status2) == IRQ_HANDLED) retval = IRQ_HANDLED; -/* - * if((status1 & nec_priv->reg_bits[IMR1]) || - * (status2 & (nec_priv->reg_bits[IMR2] & IMR2_ENABLE_INTR_MASK))) - * { - * printk("fluke: status1 0x%x, status2 0x%x\n", status1, status2); - * } - */ if (read_byte(nec_priv, ADR0) & DATA_IN_STATUS) { if (test_bit(RFD_HOLDOFF_BN, &nec_priv->state)) @@ -853,7 +839,7 @@ irqreturn_t fluke_gpib_internal_interrupt(gpib_board_t *board) static irqreturn_t fluke_gpib_interrupt(int irq, void *arg) { - gpib_board_t *board = arg; + struct gpib_board *board = arg; unsigned long flags; irqreturn_t retval; @@ -863,7 +849,7 @@ static irqreturn_t fluke_gpib_interrupt(int irq, void *arg) return retval; } -static int fluke_allocate_private(gpib_board_t *board) +static int fluke_allocate_private(struct gpib_board *board) { struct fluke_priv *priv; @@ -880,7 +866,7 @@ static int fluke_allocate_private(gpib_board_t *board) return 0; } -static void fluke_generic_detach(gpib_board_t *board) +static void fluke_generic_detach(struct gpib_board *board) { if (board->private_data) { struct fluke_priv *e_priv = board->private_data; @@ -892,7 +878,7 @@ static void fluke_generic_detach(gpib_board_t *board) } // generic part of attach functions shared by all cb7210 boards -static int fluke_generic_attach(gpib_board_t *board) +static int fluke_generic_attach(struct gpib_board *board) { struct fluke_priv *e_priv; struct nec7210_priv *nec_priv; @@ -912,7 +898,7 @@ static int fluke_generic_attach(gpib_board_t *board) return 0; } -static int fluke_config_dma(gpib_board_t *board, int output) +static int fluke_config_dma(struct gpib_board *board, int output) { struct fluke_priv *e_priv = board->private_data; struct dma_slave_config config; @@ -937,13 +923,14 @@ static int fluke_config_dma(gpib_board_t *board, int output) return dmaengine_slave_config(e_priv->dma_channel, &config); } -static int fluke_init(struct fluke_priv *e_priv, gpib_board_t *board, int handshake_mode) +static int fluke_init(struct fluke_priv *e_priv, struct gpib_board *board, int handshake_mode) { struct nec7210_priv *nec_priv = &e_priv->nec7210_priv; nec7210_board_reset(nec_priv, board); write_byte(nec_priv, AUX_LO_SPEED, AUXMR); - /* set clock register for driving frequency + /* + * set clock register for driving frequency * ICR should be set to clock in megahertz (1-15) and to zero * for clocks faster than 15 MHz (max 20MHz) */ @@ -954,7 +941,7 @@ static int fluke_init(struct fluke_priv *e_priv, gpib_board_t *board, int handsh /* poll so we can detect ATN changes */ if (gpib_request_pseudo_irq(board, fluke_gpib_interrupt)) { - pr_err("fluke_gpib: failed to allocate pseudo_irq\n"); + dev_err(board->gpib_dev, "failed to allocate pseudo_irq\n"); return -EINVAL; } @@ -962,7 +949,8 @@ static int fluke_init(struct fluke_priv *e_priv, gpib_board_t *board, int handsh return 0; } -/* This function is passed to dma_request_channel() in order to +/* + * This function is passed to dma_request_channel() in order to * select the pl330 dma channel which has been hardwired to * the gpib controller. */ @@ -972,7 +960,7 @@ static bool gpib_dma_channel_filter(struct dma_chan *chan, void *filter_param) return chan->chan_id == 0; } -static int fluke_attach_impl(gpib_board_t *board, const gpib_board_config_t *config, +static int fluke_attach_impl(struct gpib_board *board, const struct gpib_board_config *config, unsigned int handshake_mode) { struct fluke_priv *e_priv; @@ -984,7 +972,7 @@ static int fluke_attach_impl(gpib_board_t *board, const gpib_board_config_t *con dma_cap_mask_t dma_cap; if (!fluke_gpib_pdev) { - pr_err("No gpib platform device was found, attach failed.\n"); + dev_err(board->gpib_dev, "No fluke device was found, attach failed.\n"); return -ENODEV; } @@ -999,7 +987,7 @@ static int fluke_attach_impl(gpib_board_t *board, const gpib_board_config_t *con res = platform_get_resource(fluke_gpib_pdev, IORESOURCE_MEM, 0); if (!res) { - dev_err(&fluke_gpib_pdev->dev, "Unable to locate mmio resource for cb7210 gpib\n"); + dev_err(&fluke_gpib_pdev->dev, "Unable to locate mmio resource\n"); return -ENODEV; } @@ -1012,10 +1000,7 @@ static int fluke_attach_impl(gpib_board_t *board, const gpib_board_config_t *con e_priv->gpib_iomem_res = res; nec_priv->mmiobase = ioremap(e_priv->gpib_iomem_res->start, - resource_size(e_priv->gpib_iomem_res)); - pr_info("gpib: mmiobase %llx remapped to %p, length=%d\n", - (u64)e_priv->gpib_iomem_res->start, - nec_priv->mmiobase, (int)resource_size(e_priv->gpib_iomem_res)); + resource_size(e_priv->gpib_iomem_res)); if (!nec_priv->mmiobase) { dev_err(&fluke_gpib_pdev->dev, "Could not map I/O memory\n"); return -ENOMEM; @@ -1050,21 +1035,14 @@ static int fluke_attach_impl(gpib_board_t *board, const gpib_board_config_t *con e_priv->write_transfer_counter = ioremap(e_priv->write_transfer_counter_res->start, resource_size(e_priv->write_transfer_counter_res)); - pr_info("gpib: write transfer counter %lx remapped to %p, length=%d\n", - (unsigned long)e_priv->write_transfer_counter_res->start, - e_priv->write_transfer_counter, - (int)resource_size(e_priv->write_transfer_counter_res)); if (!e_priv->write_transfer_counter) { dev_err(&fluke_gpib_pdev->dev, "Could not map I/O memory\n"); return -ENOMEM; } irq = platform_get_irq(fluke_gpib_pdev, 0); - pr_info("gpib: irq %d\n", irq); - if (irq < 0) { - dev_err(&fluke_gpib_pdev->dev, "fluke_gpib: request for IRQ failed\n"); + if (irq < 0) return -EBUSY; - } retval = request_irq(irq, fluke_gpib_interrupt, isr_flags, fluke_gpib_pdev->name, board); if (retval) { dev_err(&fluke_gpib_pdev->dev, @@ -1078,25 +1056,27 @@ static int fluke_attach_impl(gpib_board_t *board, const gpib_board_config_t *con dma_cap_set(DMA_SLAVE, dma_cap); e_priv->dma_channel = dma_request_channel(dma_cap, gpib_dma_channel_filter, NULL); if (!e_priv->dma_channel) { - pr_err("fluke_gpib: failed to allocate a dma channel.\n"); - // we don't error out here because unaccel interface will still - // work without dma + dev_err(board->gpib_dev, "failed to allocate a dma channel.\n"); + /* + * we don't error out here because unaccel interface will still + * work without dma + */ } return fluke_init(e_priv, board, handshake_mode); } -int fluke_attach_holdoff_all(gpib_board_t *board, const gpib_board_config_t *config) +int fluke_attach_holdoff_all(struct gpib_board *board, const struct gpib_board_config *config) { return fluke_attach_impl(board, config, HR_HLDA); } -int fluke_attach_holdoff_end(gpib_board_t *board, const gpib_board_config_t *config) +int fluke_attach_holdoff_end(struct gpib_board *board, const struct gpib_board_config *config) { return fluke_attach_impl(board, config, HR_HLDE); } -void fluke_detach(gpib_board_t *board) +void fluke_detach(struct gpib_board *board) { struct fluke_priv *e_priv = board->private_data; struct nec7210_priv *nec_priv; @@ -1142,8 +1122,7 @@ MODULE_DEVICE_TABLE(of, fluke_gpib_of_match); static struct platform_driver fluke_gpib_platform_driver = { .driver = { - .name = "fluke_gpib", - .owner = THIS_MODULE, + .name = DRV_NAME, .of_match_table = fluke_gpib_of_match, }, .probe = &fluke_gpib_probe @@ -1155,25 +1134,25 @@ static int __init fluke_init_module(void) result = platform_driver_register(&fluke_gpib_platform_driver); if (result) { - pr_err("fluke_gpib: platform_driver_register failed: error = %d\n", result); + pr_err("platform_driver_register failed: error = %d\n", result); return result; } result = gpib_register_driver(&fluke_unaccel_interface, THIS_MODULE); if (result) { - pr_err("fluke_gpib: gpib_register_driver failed: error = %d\n", result); + pr_err("gpib_register_driver failed: error = %d\n", result); goto err_unaccel; } result = gpib_register_driver(&fluke_hybrid_interface, THIS_MODULE); if (result) { - pr_err("fluke_gpib: gpib_register_driver failed: error = %d\n", result); + pr_err("gpib_register_driver failed: error = %d\n", result); goto err_hybrid; } result = gpib_register_driver(&fluke_interface, THIS_MODULE); if (result) { - pr_err("fluke_gpib: gpib_register_driver failed: error = %d\n", result); + pr_err("gpib_register_driver failed: error = %d\n", result); goto err_interface; } diff --git a/drivers/staging/gpib/eastwood/fluke_gpib.h b/drivers/staging/gpib/eastwood/fluke_gpib.h index 3e4348196b42..493c200d0bbf 100644 --- a/drivers/staging/gpib/eastwood/fluke_gpib.h +++ b/drivers/staging/gpib/eastwood/fluke_gpib.h @@ -55,8 +55,10 @@ enum state1_bits { SOURCE_HANDSHAKE_MASK = 0x7 }; -// we customized the cb7210 vhdl to give the "data in" status -// on the unused bit 7 of the address0 register. +/* + * we customized the cb7210 vhdl to give the "data in" status + * on the unused bit 7 of the address0 register. + */ enum cb7210_address0 { DATA_IN_STATUS = 0x80 }; @@ -67,8 +69,8 @@ static inline int cb7210_page_in_bits(unsigned int page) } // don't use without locking nec_priv->register_page_lock -static inline uint8_t fluke_read_byte_nolock(struct nec7210_priv *nec_priv, - int register_num) +static inline u8 fluke_read_byte_nolock(struct nec7210_priv *nec_priv, + int register_num) { u8 retval; @@ -77,14 +79,14 @@ static inline uint8_t fluke_read_byte_nolock(struct nec7210_priv *nec_priv, } // don't use without locking nec_priv->register_page_lock -static inline void fluke_write_byte_nolock(struct nec7210_priv *nec_priv, uint8_t data, +static inline void fluke_write_byte_nolock(struct nec7210_priv *nec_priv, u8 data, int register_num) { writel(data, nec_priv->mmiobase + register_num * nec_priv->offset); } -static inline uint8_t fluke_paged_read_byte(struct fluke_priv *e_priv, - unsigned int register_num, unsigned int page) +static inline u8 fluke_paged_read_byte(struct fluke_priv *e_priv, + unsigned int register_num, unsigned int page) { struct nec7210_priv *nec_priv = &e_priv->nec7210_priv; u8 retval; @@ -99,7 +101,7 @@ static inline uint8_t fluke_paged_read_byte(struct fluke_priv *e_priv, return retval; } -static inline void fluke_paged_write_byte(struct fluke_priv *e_priv, uint8_t data, +static inline void fluke_paged_write_byte(struct fluke_priv *e_priv, u8 data, unsigned int register_num, unsigned int page) { struct nec7210_priv *nec_priv = &e_priv->nec7210_priv; @@ -124,11 +126,12 @@ enum bus_status_bits { }; enum cb7210_aux_cmds { -/* AUX_RTL2 is an undocumented aux command which causes cb7210 to assert - * (and keep asserted) local rtl message. This is used in conjunction - * with the (stupid) cb7210 implementation - * of the normal nec7210 AUX_RTL aux command, which - * causes the rtl message to toggle between on and off. +/* + * AUX_RTL2 is an undocumented aux command which causes cb7210 to assert + * (and keep asserted) local rtl message. This is used in conjunction + * with the (stupid) cb7210 implementation + * of the normal nec7210 AUX_RTL aux command, which + * causes the rtl message to toggle between on and off. */ AUX_RTL2 = 0xd, AUX_NBAF = 0xe, // new byte available false (also clears seoi) diff --git a/drivers/staging/gpib/fmh_gpib/fmh_gpib.c b/drivers/staging/gpib/fmh_gpib/fmh_gpib.c index f950e7cdd8f8..4138f3d2bae7 100644 --- a/drivers/staging/gpib/fmh_gpib/fmh_gpib.c +++ b/drivers/staging/gpib/fmh_gpib/fmh_gpib.c @@ -12,6 +12,10 @@ * (C) 2017 Frank Mori Hess ***************************************************************************/ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt +#define dev_fmt pr_fmt +#define DRV_NAME KBUILD_MODNAME + #include "fmh_gpib.h" #include "gpibP.h" @@ -28,19 +32,23 @@ MODULE_DESCRIPTION("GPIB Driver for fmh_gpib_core"); MODULE_AUTHOR("Frank Mori Hess <fmh6jj@gmail.com>"); static irqreturn_t fmh_gpib_interrupt(int irq, void *arg); -static int fmh_gpib_attach_holdoff_all(gpib_board_t *board, const gpib_board_config_t *config); -static int fmh_gpib_attach_holdoff_end(gpib_board_t *board, const gpib_board_config_t *config); -static void fmh_gpib_detach(gpib_board_t *board); -static int fmh_gpib_pci_attach_holdoff_all(gpib_board_t *board, const gpib_board_config_t *config); -static int fmh_gpib_pci_attach_holdoff_end(gpib_board_t *board, const gpib_board_config_t *config); -static void fmh_gpib_pci_detach(gpib_board_t *board); -static int fmh_gpib_config_dma(gpib_board_t *board, int output); -static irqreturn_t fmh_gpib_internal_interrupt(gpib_board_t *board); +static int fmh_gpib_attach_holdoff_all(struct gpib_board *board, + const struct gpib_board_config *config); +static int fmh_gpib_attach_holdoff_end(struct gpib_board *board, + const struct gpib_board_config *config); +static void fmh_gpib_detach(struct gpib_board *board); +static int fmh_gpib_pci_attach_holdoff_all(struct gpib_board *board, + const struct gpib_board_config *config); +static int fmh_gpib_pci_attach_holdoff_end(struct gpib_board *board, + const struct gpib_board_config *config); +static void fmh_gpib_pci_detach(struct gpib_board *board); +static int fmh_gpib_config_dma(struct gpib_board *board, int output); +static irqreturn_t fmh_gpib_internal_interrupt(struct gpib_board *board); static struct platform_driver fmh_gpib_platform_driver; static struct pci_driver fmh_gpib_pci_driver; // wrappers for interface functions -static int fmh_gpib_read(gpib_board_t *board, uint8_t *buffer, size_t length, +static int fmh_gpib_read(struct gpib_board *board, u8 *buffer, size_t length, int *end, size_t *bytes_read) { struct fmh_priv *priv = board->private_data; @@ -48,7 +56,7 @@ static int fmh_gpib_read(gpib_board_t *board, uint8_t *buffer, size_t length, return nec7210_read(board, &priv->nec7210_priv, buffer, length, end, bytes_read); } -static int fmh_gpib_write(gpib_board_t *board, uint8_t *buffer, size_t length, +static int fmh_gpib_write(struct gpib_board *board, u8 *buffer, size_t length, int send_eoi, size_t *bytes_written) { struct fmh_priv *priv = board->private_data; @@ -56,7 +64,7 @@ static int fmh_gpib_write(gpib_board_t *board, uint8_t *buffer, size_t length, return nec7210_write(board, &priv->nec7210_priv, buffer, length, send_eoi, bytes_written); } -static int fmh_gpib_command(gpib_board_t *board, uint8_t *buffer, size_t length, +static int fmh_gpib_command(struct gpib_board *board, u8 *buffer, size_t length, size_t *bytes_written) { struct fmh_priv *priv = board->private_data; @@ -64,106 +72,107 @@ static int fmh_gpib_command(gpib_board_t *board, uint8_t *buffer, size_t length, return nec7210_command(board, &priv->nec7210_priv, buffer, length, bytes_written); } -static int fmh_gpib_take_control(gpib_board_t *board, int synchronous) +static int fmh_gpib_take_control(struct gpib_board *board, int synchronous) { struct fmh_priv *priv = board->private_data; return nec7210_take_control(board, &priv->nec7210_priv, synchronous); } -static int fmh_gpib_go_to_standby(gpib_board_t *board) +static int fmh_gpib_go_to_standby(struct gpib_board *board) { struct fmh_priv *priv = board->private_data; return nec7210_go_to_standby(board, &priv->nec7210_priv); } -static void fmh_gpib_request_system_control(gpib_board_t *board, int request_control) +static int fmh_gpib_request_system_control(struct gpib_board *board, int request_control) { struct fmh_priv *priv = board->private_data; struct nec7210_priv *nec_priv = &priv->nec7210_priv; - nec7210_request_system_control(board, nec_priv, request_control); + return nec7210_request_system_control(board, nec_priv, request_control); } -static void fmh_gpib_interface_clear(gpib_board_t *board, int assert) +static void fmh_gpib_interface_clear(struct gpib_board *board, int assert) { struct fmh_priv *priv = board->private_data; nec7210_interface_clear(board, &priv->nec7210_priv, assert); } -static void fmh_gpib_remote_enable(gpib_board_t *board, int enable) +static void fmh_gpib_remote_enable(struct gpib_board *board, int enable) { struct fmh_priv *priv = board->private_data; nec7210_remote_enable(board, &priv->nec7210_priv, enable); } -static int fmh_gpib_enable_eos(gpib_board_t *board, uint8_t eos_byte, int compare_8_bits) +static int fmh_gpib_enable_eos(struct gpib_board *board, u8 eos_byte, int compare_8_bits) { struct fmh_priv *priv = board->private_data; return nec7210_enable_eos(board, &priv->nec7210_priv, eos_byte, compare_8_bits); } -static void fmh_gpib_disable_eos(gpib_board_t *board) +static void fmh_gpib_disable_eos(struct gpib_board *board) { struct fmh_priv *priv = board->private_data; nec7210_disable_eos(board, &priv->nec7210_priv); } -static unsigned int fmh_gpib_update_status(gpib_board_t *board, unsigned int clear_mask) +static unsigned int fmh_gpib_update_status(struct gpib_board *board, unsigned int clear_mask) { struct fmh_priv *priv = board->private_data; return nec7210_update_status(board, &priv->nec7210_priv, clear_mask); } -static int fmh_gpib_primary_address(gpib_board_t *board, unsigned int address) +static int fmh_gpib_primary_address(struct gpib_board *board, unsigned int address) { struct fmh_priv *priv = board->private_data; return nec7210_primary_address(board, &priv->nec7210_priv, address); } -static int fmh_gpib_secondary_address(gpib_board_t *board, unsigned int address, int enable) +static int fmh_gpib_secondary_address(struct gpib_board *board, unsigned int address, int enable) { struct fmh_priv *priv = board->private_data; return nec7210_secondary_address(board, &priv->nec7210_priv, address, enable); } -static int fmh_gpib_parallel_poll(gpib_board_t *board, uint8_t *result) +static int fmh_gpib_parallel_poll(struct gpib_board *board, u8 *result) { struct fmh_priv *priv = board->private_data; return nec7210_parallel_poll(board, &priv->nec7210_priv, result); } -static void fmh_gpib_parallel_poll_configure(gpib_board_t *board, uint8_t configuration) +static void fmh_gpib_parallel_poll_configure(struct gpib_board *board, u8 configuration) { struct fmh_priv *priv = board->private_data; nec7210_parallel_poll_configure(board, &priv->nec7210_priv, configuration); } -static void fmh_gpib_parallel_poll_response(gpib_board_t *board, int ist) +static void fmh_gpib_parallel_poll_response(struct gpib_board *board, int ist) { struct fmh_priv *priv = board->private_data; nec7210_parallel_poll_response(board, &priv->nec7210_priv, ist); } -static void fmh_gpib_local_parallel_poll_mode(gpib_board_t *board, int local) +static void fmh_gpib_local_parallel_poll_mode(struct gpib_board *board, int local) { struct fmh_priv *priv = board->private_data; if (local) { write_byte(&priv->nec7210_priv, AUX_I_REG | LOCAL_PPOLL_MODE_BIT, AUXMR); } else { - /* For fmh_gpib_core, remote parallel poll config mode is unaffected by the + /* + * For fmh_gpib_core, remote parallel poll config mode is unaffected by the * state of the disable bit of the parallel poll register (unlike the tnt4882). * So, we don't need to worry about that. */ @@ -171,7 +180,7 @@ static void fmh_gpib_local_parallel_poll_mode(gpib_board_t *board, int local) } } -static void fmh_gpib_serial_poll_response2(gpib_board_t *board, uint8_t status, +static void fmh_gpib_serial_poll_response2(struct gpib_board *board, u8 status, int new_reason_for_service) { struct fmh_priv *priv = board->private_data; @@ -189,7 +198,8 @@ static void fmh_gpib_serial_poll_response2(gpib_board_t *board, uint8_t status, } if (reqt) { - /* It may seem like a race to issue reqt before updating + /* + * It may seem like a race to issue reqt before updating * the status byte, but it is not. The chip does not * issue the reqt until the SPMR is written to at * a later time. @@ -198,7 +208,8 @@ static void fmh_gpib_serial_poll_response2(gpib_board_t *board, uint8_t status, } else if (reqf) { write_byte(&priv->nec7210_priv, AUX_REQF, AUXMR); } - /* We need to always zero bit 6 of the status byte before writing it to + /* + * We need to always zero bit 6 of the status byte before writing it to * the SPMR to insure we are using * serial poll mode SP1, and not accidentally triggering mode SP3. */ @@ -206,14 +217,14 @@ static void fmh_gpib_serial_poll_response2(gpib_board_t *board, uint8_t status, spin_unlock_irqrestore(&board->spinlock, flags); } -static uint8_t fmh_gpib_serial_poll_status(gpib_board_t *board) +static u8 fmh_gpib_serial_poll_status(struct gpib_board *board) { struct fmh_priv *priv = board->private_data; return nec7210_serial_poll_status(board, &priv->nec7210_priv); } -static void fmh_gpib_return_to_local(gpib_board_t *board) +static void fmh_gpib_return_to_local(struct gpib_board *board) { struct fmh_priv *priv = board->private_data; struct nec7210_priv *nec_priv = &priv->nec7210_priv; @@ -223,9 +234,9 @@ static void fmh_gpib_return_to_local(gpib_board_t *board) write_byte(nec_priv, AUX_RTL, AUXMR); } -static int fmh_gpib_line_status(const gpib_board_t *board) +static int fmh_gpib_line_status(const struct gpib_board *board) { - int status = ValidALL; + int status = VALID_ALL; int bsr_bits; struct fmh_priv *e_priv; struct nec7210_priv *nec_priv; @@ -236,26 +247,26 @@ static int fmh_gpib_line_status(const gpib_board_t *board) bsr_bits = read_byte(nec_priv, BUS_STATUS_REG); if ((bsr_bits & BSR_REN_BIT) == 0) - status |= BusREN; + status |= BUS_REN; if ((bsr_bits & BSR_IFC_BIT) == 0) - status |= BusIFC; + status |= BUS_IFC; if ((bsr_bits & BSR_SRQ_BIT) == 0) - status |= BusSRQ; + status |= BUS_SRQ; if ((bsr_bits & BSR_EOI_BIT) == 0) - status |= BusEOI; + status |= BUS_EOI; if ((bsr_bits & BSR_NRFD_BIT) == 0) - status |= BusNRFD; + status |= BUS_NRFD; if ((bsr_bits & BSR_NDAC_BIT) == 0) - status |= BusNDAC; + status |= BUS_NDAC; if ((bsr_bits & BSR_DAV_BIT) == 0) - status |= BusDAV; + status |= BUS_DAV; if ((bsr_bits & BSR_ATN_BIT) == 0) - status |= BusATN; + status |= BUS_ATN; return status; } -static unsigned int fmh_gpib_t1_delay(gpib_board_t *board, unsigned int nano_sec) +static int fmh_gpib_t1_delay(struct gpib_board *board, unsigned int nano_sec) { struct fmh_priv *e_priv = board->private_data; struct nec7210_priv *nec_priv = &e_priv->nec7210_priv; @@ -272,7 +283,7 @@ static unsigned int fmh_gpib_t1_delay(gpib_board_t *board, unsigned int nano_sec return retval; } -static int lacs_or_read_ready(gpib_board_t *board) +static int lacs_or_read_ready(struct gpib_board *board) { const struct fmh_priv *e_priv = board->private_data; const struct nec7210_priv *nec_priv = &e_priv->nec7210_priv; @@ -287,7 +298,7 @@ static int lacs_or_read_ready(gpib_board_t *board) return retval; } -static int wait_for_read(gpib_board_t *board) +static int wait_for_read(struct gpib_board *board) { struct fmh_priv *e_priv = board->private_data; struct nec7210_priv *nec_priv = &e_priv->nec7210_priv; @@ -306,7 +317,7 @@ static int wait_for_read(gpib_board_t *board) return retval; } -static int wait_for_rx_fifo_half_full_or_end(gpib_board_t *board) +static int wait_for_rx_fifo_half_full_or_end(struct gpib_board *board) { struct fmh_priv *e_priv = board->private_data; struct nec7210_priv *nec_priv = &e_priv->nec7210_priv; @@ -327,14 +338,14 @@ static int wait_for_rx_fifo_half_full_or_end(gpib_board_t *board) return retval; } -/* Wait until the gpib chip is ready to accept a data out byte. +/* + * Wait until the gpib chip is ready to accept a data out byte. */ -static int wait_for_data_out_ready(gpib_board_t *board) +static int wait_for_data_out_ready(struct gpib_board *board) { struct fmh_priv *e_priv = board->private_data; struct nec7210_priv *nec_priv = &e_priv->nec7210_priv; int retval = 0; -// printk("%s: enter\n", __FUNCTION__); if (wait_event_interruptible(board->wait, (test_bit(TACS_NUM, &board->status) && @@ -348,19 +359,18 @@ static int wait_for_data_out_ready(gpib_board_t *board) retval = -ETIMEDOUT; if (test_and_clear_bit(DEV_CLEAR_BN, &nec_priv->state)) retval = -EINTR; -// printk("%s: exit, retval=%i\n", __FUNCTION__, retval); + return retval; } static void fmh_gpib_dma_callback(void *arg) { - gpib_board_t *board = arg; + struct gpib_board *board = arg; struct fmh_priv *e_priv = board->private_data; struct nec7210_priv *nec_priv = &e_priv->nec7210_priv; unsigned long flags; spin_lock_irqsave(&board->spinlock, flags); -// printk("%s: enter\n", __FUNCTION__); nec7210_set_reg_bits(nec_priv, IMR1, HR_DOIE | HR_DIIE, HR_DOIE | HR_DIIE); wake_up_interruptible(&board->wait); @@ -370,11 +380,11 @@ static void fmh_gpib_dma_callback(void *arg) clear_bit(DMA_WRITE_IN_PROGRESS_BN, &nec_priv->state); clear_bit(DMA_READ_IN_PROGRESS_BN, &nec_priv->state); - // printk("%s: exit\n", __FUNCTION__); spin_unlock_irqrestore(&board->spinlock, flags); } -/* returns true when all the bytes of a write have been transferred to +/* + * returns true when all the bytes of a write have been transferred to * the chip and successfully transferred out over the gpib bus. */ static int fmh_gpib_all_bytes_are_sent(struct fmh_priv *e_priv) @@ -388,7 +398,7 @@ static int fmh_gpib_all_bytes_are_sent(struct fmh_priv *e_priv) return 1; } -static int fmh_gpib_dma_write(gpib_board_t *board, uint8_t *buffer, size_t length, +static int fmh_gpib_dma_write(struct gpib_board *board, u8 *buffer, size_t length, size_t *bytes_written) { struct fmh_priv *e_priv = board->private_data; @@ -399,14 +409,13 @@ static int fmh_gpib_dma_write(gpib_board_t *board, uint8_t *buffer, size_t lengt struct dma_async_tx_descriptor *tx_desc; *bytes_written = 0; -// printk("%s: enter\n", __FUNCTION__); if (WARN_ON_ONCE(length > e_priv->dma_buffer_size)) return -EFAULT; dmaengine_terminate_all(e_priv->dma_channel); memcpy(e_priv->dma_buffer, buffer, length); address = dma_map_single(board->dev, e_priv->dma_buffer, length, DMA_TO_DEVICE); if (dma_mapping_error(board->dev, address)) - pr_err("dma mapping error in dma write!\n"); + dev_err(board->gpib_dev, "dma mapping error in dma write!\n"); /* program dma controller */ retval = fmh_gpib_config_dma(board, 1); if (retval) @@ -415,7 +424,7 @@ static int fmh_gpib_dma_write(gpib_board_t *board, uint8_t *buffer, size_t lengt tx_desc = dmaengine_prep_slave_single(e_priv->dma_channel, address, length, DMA_MEM_TO_DEV, DMA_PREP_INTERRUPT | DMA_CTRL_ACK); if (!tx_desc) { - pr_err("fmh_gpib_gpib: failed to allocate dma transmit descriptor\n"); + dev_err(board->gpib_dev, "failed to allocate dma transmit descriptor\n"); retval = -ENOMEM; goto cleanup; } @@ -432,19 +441,17 @@ static int fmh_gpib_dma_write(gpib_board_t *board, uint8_t *buffer, size_t lengt dma_async_issue_pending(e_priv->dma_channel); clear_bit(WRITE_READY_BN, &nec_priv->state); set_bit(DMA_WRITE_IN_PROGRESS_BN, &nec_priv->state); -// printk("%s: in spin lock\n", __FUNCTION__); + spin_unlock_irqrestore(&board->spinlock, flags); -// printk("%s: waiting for write.\n", __FUNCTION__); // suspend until message is sent if (wait_event_interruptible(board->wait, fmh_gpib_all_bytes_are_sent(e_priv) || test_bit(BUS_ERROR_BN, &nec_priv->state) || test_bit(DEV_CLEAR_BN, &nec_priv->state) || - test_bit(TIMO_NUM, &board->status))) { - dev_dbg(board->gpib_dev, "gpib write interrupted!\n"); + test_bit(TIMO_NUM, &board->status))) retval = -ERESTARTSYS; - } + if (test_bit(TIMO_NUM, &board->status)) retval = -ETIMEDOUT; if (test_and_clear_bit(DEV_CLEAR_BN, &nec_priv->state)) @@ -464,16 +471,12 @@ static int fmh_gpib_dma_write(gpib_board_t *board, uint8_t *buffer, size_t lengt fifo_xfer_counter_mask); if (WARN_ON_ONCE(*bytes_written > length)) return -EFAULT; - /* printk("length=%i, *bytes_written=%i, residue=%i, retval=%i\n", - * length, *bytes_written, get_dma_residue(e_priv->dma_channel), retval); - */ cleanup: dma_unmap_single(board->dev, address, length, DMA_TO_DEVICE); -// printk("%s: exit, retval=%d\n", __FUNCTION__, retval); return retval; } -static int fmh_gpib_accel_write(gpib_board_t *board, uint8_t *buffer, +static int fmh_gpib_accel_write(struct gpib_board *board, u8 *buffer, size_t length, int send_eoi, size_t *bytes_written) { struct fmh_priv *e_priv = board->private_data; @@ -484,7 +487,7 @@ static int fmh_gpib_accel_write(gpib_board_t *board, uint8_t *buffer, size_t dma_remainder = remainder; if (!e_priv->dma_channel) { - pr_err("fmh_gpib_gpib: No dma channel available, cannot do accel write."); + dev_err(board->gpib_dev, "No dma channel available, cannot do accel write."); return -ENXIO; } @@ -498,7 +501,6 @@ static int fmh_gpib_accel_write(gpib_board_t *board, uint8_t *buffer, if (send_eoi) --dma_remainder; -// printk("%s: entering while loop\n", __FUNCTION__); while (dma_remainder > 0) { size_t num_bytes; @@ -524,11 +526,12 @@ static int fmh_gpib_accel_write(gpib_board_t *board, uint8_t *buffer, //handle sending of last byte with eoi if (send_eoi) { size_t num_bytes; - // printk("%s: handling last byte\n", __FUNCTION__); + if (WARN_ON_ONCE(remainder != 1)) return -EFAULT; - /* wait until we are sure we will be able to write the data byte + /* + * wait until we are sure we will be able to write the data byte * into the chip before we send AUX_SEOI. This prevents a timeout * scenario where we send AUX_SEOI but then timeout without getting * any bytes into the gpib chip. This will result in the first byte @@ -545,7 +548,6 @@ static int fmh_gpib_accel_write(gpib_board_t *board, uint8_t *buffer, return retval; remainder -= num_bytes; } -// printk("%s: bytes send=%i\n", __FUNCTION__, (int)(length - remainder)); return 0; } @@ -556,21 +558,22 @@ static int fmh_gpib_get_dma_residue(struct dma_chan *chan, dma_cookie_t cookie) result = dmaengine_pause(chan); if (result < 0) { - pr_err("fmh_gpib_gpib: dma pause failed?\n"); + pr_err("dma pause failed?\n"); return result; } dmaengine_tx_status(chan, cookie, &state); - // dma330 hardware doesn't support resume, so dont call this - // method unless the dma transfer is done. + /* + * dma330 hardware doesn't support resume, so dont call this + * method unless the dma transfer is done. + */ return state.residue; } -static int wait_for_tx_fifo_half_empty(gpib_board_t *board) +static int wait_for_tx_fifo_half_empty(struct gpib_board *board) { struct fmh_priv *e_priv = board->private_data; struct nec7210_priv *nec_priv = &e_priv->nec7210_priv; int retval = 0; -// printk("%s: enter\n", __FUNCTION__); if (wait_event_interruptible(board->wait, (test_bit(TACS_NUM, &board->status) && @@ -584,14 +587,15 @@ static int wait_for_tx_fifo_half_empty(gpib_board_t *board) retval = -ETIMEDOUT; if (test_and_clear_bit(DEV_CLEAR_BN, &nec_priv->state)) retval = -EINTR; -// printk("%s: exit, retval=%i\n", __FUNCTION__, retval); + return retval; } -/* supports writing a chunk of data whose length must fit into the hardware'd xfer counter, +/* + * supports writing a chunk of data whose length must fit into the hardware'd xfer counter, * called in a loop by fmh_gpib_fifo_write() */ -static int fmh_gpib_fifo_write_countable(gpib_board_t *board, uint8_t *buffer, +static int fmh_gpib_fifo_write_countable(struct gpib_board *board, u8 *buffer, size_t length, int send_eoi, size_t *bytes_written) { struct fmh_priv *e_priv = board->private_data; @@ -600,7 +604,6 @@ static int fmh_gpib_fifo_write_countable(gpib_board_t *board, uint8_t *buffer, unsigned int remainder; *bytes_written = 0; -// printk("%s: enter\n", __FUNCTION__); if (WARN_ON_ONCE(length > fifo_xfer_counter_mask)) return -EFAULT; @@ -635,10 +638,9 @@ static int fmh_gpib_fifo_write_countable(gpib_board_t *board, uint8_t *buffer, fmh_gpib_all_bytes_are_sent(e_priv) || test_bit(BUS_ERROR_BN, &nec_priv->state) || test_bit(DEV_CLEAR_BN, &nec_priv->state) || - test_bit(TIMO_NUM, &board->status))) { - dev_dbg(board->gpib_dev, "gpib write interrupted!\n"); + test_bit(TIMO_NUM, &board->status))) retval = -ERESTARTSYS; - } + if (test_bit(TIMO_NUM, &board->status)) retval = -ETIMEDOUT; if (test_and_clear_bit(DEV_CLEAR_BN, &nec_priv->state)) @@ -655,15 +657,11 @@ cleanup: fifo_xfer_counter_mask); if (WARN_ON_ONCE(*bytes_written > length)) return -EFAULT; - /* printk("length=%i, *bytes_written=%i, residue=%i, retval=%i\n", - * length, *bytes_written, get_dma_residue(e_priv->dma_channel), retval); - */ -// printk("%s: exit, retval=%d\n", __FUNCTION__, retval); return retval; } -static int fmh_gpib_fifo_write(gpib_board_t *board, uint8_t *buffer, size_t length, +static int fmh_gpib_fifo_write(struct gpib_board *board, u8 *buffer, size_t length, int send_eoi, size_t *bytes_written) { struct fmh_priv *e_priv = board->private_data; @@ -678,8 +676,6 @@ static int fmh_gpib_fifo_write(gpib_board_t *board, uint8_t *buffer, size_t leng clear_bit(DEV_CLEAR_BN, &nec_priv->state); // XXX FIXME -// printk("%s: entering while loop\n", __FUNCTION__); - while (remainder > 0) { size_t num_bytes; int last_pass; @@ -708,11 +704,11 @@ static int fmh_gpib_fifo_write(gpib_board_t *board, uint8_t *buffer, size_t leng if (need_resched()) schedule(); } -// printk("%s: bytes send=%i\n", __FUNCTION__, (int)(length - remainder)); + return retval; } -static int fmh_gpib_dma_read(gpib_board_t *board, uint8_t *buffer, +static int fmh_gpib_dma_read(struct gpib_board *board, u8 *buffer, size_t length, int *end, size_t *bytes_read) { struct fmh_priv *e_priv = board->private_data; @@ -725,10 +721,6 @@ static int fmh_gpib_dma_read(gpib_board_t *board, uint8_t *buffer, struct dma_async_tx_descriptor *tx_desc; dma_cookie_t dma_cookie; - // printk("%s: enter, bus_address=0x%x, length=%i\n", __FUNCTION__, - //(unsigned)bus_address, -// (int)length); - *bytes_read = 0; *end = 0; if (length == 0) @@ -737,7 +729,7 @@ static int fmh_gpib_dma_read(gpib_board_t *board, uint8_t *buffer, bus_address = dma_map_single(board->dev, e_priv->dma_buffer, length, DMA_FROM_DEVICE); if (dma_mapping_error(board->dev, bus_address)) - pr_err("dma mapping error in dma read!"); + dev_err(board->gpib_dev, "dma mapping error in dma read!"); /* program dma controller */ retval = fmh_gpib_config_dma(board, 0); @@ -749,7 +741,7 @@ static int fmh_gpib_dma_read(gpib_board_t *board, uint8_t *buffer, length, DMA_DEV_TO_MEM, DMA_PREP_INTERRUPT | DMA_CTRL_ACK); if (!tx_desc) { - pr_err("fmh_gpib_gpib: failed to allocate dma transmit descriptor\n"); + dev_err(board->gpib_dev, "failed to allocate dma transmit descriptor\n"); dma_unmap_single(board->dev, bus_address, length, DMA_FROM_DEVICE); return -EIO; } @@ -769,7 +761,7 @@ static int fmh_gpib_dma_read(gpib_board_t *board, uint8_t *buffer, set_bit(DMA_READ_IN_PROGRESS_BN, &nec_priv->state); spin_unlock_irqrestore(&board->spinlock, flags); -// printk("waiting for data transfer.\n"); + // wait for data to transfer wait_retval = wait_event_interruptible(board->wait, test_bit(DMA_READ_IN_PROGRESS_BN, &nec_priv->state) @@ -777,10 +769,9 @@ static int fmh_gpib_dma_read(gpib_board_t *board, uint8_t *buffer, test_bit(RECEIVED_END_BN, &nec_priv->state) || test_bit(DEV_CLEAR_BN, &nec_priv->state) || test_bit(TIMO_NUM, &board->status)); - if (wait_retval) { - pr_warn("fmh_gpib: dma read wait interrupted\n"); + if (wait_retval) retval = -ERESTARTSYS; - } + if (test_bit(TIMO_NUM, &board->status)) retval = -ETIMEDOUT; if (test_bit(DEV_CLEAR_BN, &nec_priv->state)) @@ -788,8 +779,10 @@ static int fmh_gpib_dma_read(gpib_board_t *board, uint8_t *buffer, // stop the dma transfer nec7210_set_reg_bits(nec_priv, IMR2, HR_DMAI, 0); fifos_write(e_priv, 0, FIFO_CONTROL_STATUS_REG); - // give time for pl330 to transfer any in-flight data, since - // pl330 will throw it away when dmaengine_pause is called. + /* + * give time for pl330 to transfer any in-flight data, since + * pl330 will throw it away when dmaengine_pause is called. + */ usleep_range(10, 15); residue = fmh_gpib_get_dma_residue(e_priv->dma_channel, dma_cookie); if (WARN_ON_ONCE(residue > length || residue < 0)) @@ -813,25 +806,26 @@ static int fmh_gpib_dma_read(gpib_board_t *board, uint8_t *buffer, buffer[(*bytes_read)++] = fifos_read(e_priv, FIFO_DATA_REG) & fifo_data_mask; } - /* If we got an end interrupt, figure out if it was + /* + * If we got an end interrupt, figure out if it was * associated with the last byte we dma'd or with a * byte still sitting on the cb7210. */ spin_lock_irqsave(&board->spinlock, flags); if (*bytes_read > 0 && test_bit(READ_READY_BN, &nec_priv->state) == 0) { - // If there is no byte sitting on the cb7210 and we - // saw an end, we need to deal with it now + /* + * If there is no byte sitting on the cb7210 and we + * saw an end, we need to deal with it now + */ if (test_and_clear_bit(RECEIVED_END_BN, &nec_priv->state)) *end = 1; } spin_unlock_irqrestore(&board->spinlock, flags); -// printk("\tbytes_read=%i, residue=%i, end=%i, retval=%i, wait_retval=%i\n", -// *bytes_read, residue, *end, retval, wait_retval); return retval; } -static void fmh_gpib_release_rfd_holdoff(gpib_board_t *board, struct fmh_priv *e_priv) +static void fmh_gpib_release_rfd_holdoff(struct gpib_board *board, struct fmh_priv *e_priv) { struct nec7210_priv *nec_priv = &e_priv->nec7210_priv; unsigned int ext_status_1; @@ -841,7 +835,8 @@ static void fmh_gpib_release_rfd_holdoff(gpib_board_t *board, struct fmh_priv *e ext_status_1 = read_byte(nec_priv, EXT_STATUS_1_REG); - /* if there is an end byte sitting on the chip, don't release + /* + * if there is an end byte sitting on the chip, don't release * holdoff. We want it left set after we read out the end * byte. */ @@ -850,7 +845,8 @@ static void fmh_gpib_release_rfd_holdoff(gpib_board_t *board, struct fmh_priv *e if (ext_status_1 & RFD_HOLDOFF_STATUS_BIT) write_byte(nec_priv, AUX_FH, AUXMR); - /* Check if an end byte raced in before we executed the AUX_FH command. + /* + * Check if an end byte raced in before we executed the AUX_FH command. * If it did, we want to make sure the rfd holdoff is in effect. The end * byte can arrive since * AUX_RFD_HOLDOFF_ASAP doesn't immediately force the acceptor handshake @@ -868,7 +864,7 @@ static void fmh_gpib_release_rfd_holdoff(gpib_board_t *board, struct fmh_priv *e spin_unlock_irqrestore(&board->spinlock, flags); } -static int fmh_gpib_accel_read(gpib_board_t *board, uint8_t *buffer, size_t length, +static int fmh_gpib_accel_read(struct gpib_board *board, u8 *buffer, size_t length, int *end, size_t *bytes_read) { struct fmh_priv *e_priv = board->private_data; @@ -915,20 +911,17 @@ static int fmh_gpib_accel_read(gpib_board_t *board, uint8_t *buffer, size_t leng return retval; } -/* Read a chunk of data whose length is within the limits of the hardware's +/* + * Read a chunk of data whose length is within the limits of the hardware's * xfer counter. Called in a loop from fmh_gpib_fifo_read(). */ -static int fmh_gpib_fifo_read_countable(gpib_board_t *board, uint8_t *buffer, +static int fmh_gpib_fifo_read_countable(struct gpib_board *board, u8 *buffer, size_t length, int *end, size_t *bytes_read) { struct fmh_priv *e_priv = board->private_data; struct nec7210_priv *nec_priv = &e_priv->nec7210_priv; int retval = 0; - // printk("%s: enter, bus_address=0x%x, length=%i\n", __FUNCTION__, - // (unsigned)bus_address, -// (int)length); - *bytes_read = 0; *end = 0; if (length == 0) @@ -977,13 +970,10 @@ cleanup: *end = 1; } -// printk("\tbytes_read=%i, end=%i, retval=%i, wait_retval=%i\n", -// *bytes_read, *end, retval, wait_retval); - return retval; } -static int fmh_gpib_fifo_read(gpib_board_t *board, uint8_t *buffer, size_t length, +static int fmh_gpib_fifo_read(struct gpib_board *board, u8 *buffer, size_t length, int *end, size_t *bytes_read) { struct fmh_priv *e_priv = board->private_data; @@ -998,7 +988,8 @@ static int fmh_gpib_fifo_read(gpib_board_t *board, uint8_t *buffer, size_t lengt *end = 0; *bytes_read = 0; - /* Do a little prep with data in interrupt so that following wait_for_read() + /* + * Do a little prep with data in interrupt so that following wait_for_read() * will wake up if a data byte is received. */ nec7210_set_reg_bits(nec_priv, IMR1, HR_DIIE, HR_DIIE); @@ -1040,7 +1031,7 @@ static int fmh_gpib_fifo_read(gpib_board_t *board, uint8_t *buffer, size_t lengt return retval; } -static gpib_interface_t fmh_gpib_unaccel_interface = { +static struct gpib_interface fmh_gpib_unaccel_interface = { .name = "fmh_gpib_unaccel", .attach = fmh_gpib_attach_holdoff_all, .detach = fmh_gpib_detach, @@ -1068,7 +1059,7 @@ static gpib_interface_t fmh_gpib_unaccel_interface = { .return_to_local = fmh_gpib_return_to_local, }; -static gpib_interface_t fmh_gpib_interface = { +static struct gpib_interface fmh_gpib_interface = { .name = "fmh_gpib", .attach = fmh_gpib_attach_holdoff_end, .detach = fmh_gpib_detach, @@ -1096,7 +1087,7 @@ static gpib_interface_t fmh_gpib_interface = { .return_to_local = fmh_gpib_return_to_local, }; -static gpib_interface_t fmh_gpib_pci_interface = { +static struct gpib_interface fmh_gpib_pci_interface = { .name = "fmh_gpib_pci", .attach = fmh_gpib_pci_attach_holdoff_end, .detach = fmh_gpib_pci_detach, @@ -1124,7 +1115,7 @@ static gpib_interface_t fmh_gpib_pci_interface = { .return_to_local = fmh_gpib_return_to_local, }; -static gpib_interface_t fmh_gpib_pci_unaccel_interface = { +static struct gpib_interface fmh_gpib_pci_unaccel_interface = { .name = "fmh_gpib_pci_unaccel", .attach = fmh_gpib_pci_attach_holdoff_all, .detach = fmh_gpib_pci_detach, @@ -1152,7 +1143,7 @@ static gpib_interface_t fmh_gpib_pci_unaccel_interface = { .return_to_local = fmh_gpib_return_to_local, }; -irqreturn_t fmh_gpib_internal_interrupt(gpib_board_t *board) +irqreturn_t fmh_gpib_internal_interrupt(struct gpib_board *board) { unsigned int status0, status1, status2, ext_status_1, fifo_status; struct fmh_priv *priv = board->private_data; @@ -1165,7 +1156,7 @@ irqreturn_t fmh_gpib_internal_interrupt(gpib_board_t *board) fifo_status = fifos_read(priv, FIFO_CONTROL_STATUS_REG); if (status0 & IFC_INTERRUPT_BIT) { - push_gpib_event(board, EventIFC); + push_gpib_event(board, EVENT_IFC); retval = IRQ_HANDLED; } @@ -1195,7 +1186,8 @@ irqreturn_t fmh_gpib_internal_interrupt(gpib_board_t *board) clear_bit(RFD_HOLDOFF_BN, &nec_priv->state); if (ext_status_1 & END_STATUS_BIT) { - /* only set RECEIVED_END while there is still a data + /* + * only set RECEIVED_END while there is still a data * byte sitting in the chip, to avoid spuriously * setting it multiple times after it has been cleared * during a read. @@ -1208,7 +1200,8 @@ irqreturn_t fmh_gpib_internal_interrupt(gpib_board_t *board) if ((fifo_status & TX_FIFO_HALF_EMPTY_INTERRUPT_IS_ENABLED) && (fifo_status & TX_FIFO_HALF_EMPTY)) { - /* We really only want to clear the + /* + * We really only want to clear the * TX_FIFO_HALF_EMPTY_INTERRUPT_ENABLE bit in the * FIFO_CONTROL_STATUS_REG. Since we are not being * careful, this also has a side effect of disabling @@ -1222,7 +1215,8 @@ irqreturn_t fmh_gpib_internal_interrupt(gpib_board_t *board) if ((fifo_status & RX_FIFO_HALF_FULL_INTERRUPT_IS_ENABLED) && (fifo_status & RX_FIFO_HALF_FULL)) { - /* We really only want to clear the + /* + * We really only want to clear the * RX_FIFO_HALF_FULL_INTERRUPT_ENABLE bit in the * FIFO_CONTROL_STATUS_REG. Since we are not being * careful, this also has a side effect of disabling @@ -1242,7 +1236,7 @@ irqreturn_t fmh_gpib_internal_interrupt(gpib_board_t *board) irqreturn_t fmh_gpib_interrupt(int irq, void *arg) { - gpib_board_t *board = arg; + struct gpib_board *board = arg; unsigned long flags; irqreturn_t retval; @@ -1252,7 +1246,7 @@ irqreturn_t fmh_gpib_interrupt(int irq, void *arg) return retval; } -static int fmh_gpib_allocate_private(gpib_board_t *board) +static int fmh_gpib_allocate_private(struct gpib_board *board) { struct fmh_priv *priv; @@ -1269,7 +1263,7 @@ static int fmh_gpib_allocate_private(gpib_board_t *board) return 0; } -static void fmh_gpib_generic_detach(gpib_board_t *board) +static void fmh_gpib_generic_detach(struct gpib_board *board) { if (board->private_data) { struct fmh_priv *e_priv = board->private_data; @@ -1283,7 +1277,7 @@ static void fmh_gpib_generic_detach(gpib_board_t *board) } // generic part of attach functions -static int fmh_gpib_generic_attach(gpib_board_t *board) +static int fmh_gpib_generic_attach(struct gpib_board *board) { struct fmh_priv *e_priv; struct nec7210_priv *nec_priv; @@ -1303,7 +1297,7 @@ static int fmh_gpib_generic_attach(gpib_board_t *board) return 0; } -static int fmh_gpib_config_dma(gpib_board_t *board, int output) +static int fmh_gpib_config_dma(struct gpib_board *board, int output) { struct fmh_priv *e_priv = board->private_data; struct dma_slave_config config; @@ -1333,7 +1327,7 @@ static int fmh_gpib_config_dma(gpib_board_t *board, int output) return dmaengine_slave_config(e_priv->dma_channel, &config); } -static int fmh_gpib_init(struct fmh_priv *e_priv, gpib_board_t *board, int handshake_mode) +static int fmh_gpib_init(struct fmh_priv *e_priv, struct gpib_board *board, int handshake_mode) { struct nec7210_priv *nec_priv = &e_priv->nec7210_priv; unsigned long flags; @@ -1364,7 +1358,7 @@ static int fmh_gpib_init(struct fmh_priv *e_priv, gpib_board_t *board, int hands /* Match callback for driver_find_device */ static int fmh_gpib_device_match(struct device *dev, const void *data) { - const gpib_board_config_t *config = data; + const struct gpib_board_config *config = data; if (dev_get_drvdata(dev)) return 0; @@ -1376,11 +1370,11 @@ static int fmh_gpib_device_match(struct device *dev, const void *data) if (config->serial_number) return 0; - dev_notice(dev, "matched: %s\n", of_node_full_name(dev_of_node((dev)))); + dev_dbg(dev, "matched: %s\n", of_node_full_name(dev_of_node((dev)))); return 1; } -static int fmh_gpib_attach_impl(gpib_board_t *board, const gpib_board_config_t *config, +static int fmh_gpib_attach_impl(struct gpib_board *board, const struct gpib_board_config *config, unsigned int handshake_mode, int acquire_dma) { struct fmh_priv *e_priv; @@ -1393,7 +1387,7 @@ static int fmh_gpib_attach_impl(gpib_board_t *board, const gpib_board_config_t * board->dev = driver_find_device(&fmh_gpib_platform_driver.driver, NULL, (const void *)config, &fmh_gpib_device_match); if (!board->dev) { - pr_err("No matching fmh_gpib_core device was found, attach failed."); + dev_err(board->gpib_dev, "No matching fmh_gpib_core device was found, attach failed."); return -ENODEV; } // currently only used to mark the device as already attached @@ -1409,7 +1403,7 @@ static int fmh_gpib_attach_impl(gpib_board_t *board, const gpib_board_config_t * res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "gpib_control_status"); if (!res) { - dev_err(board->dev, "Unable to locate mmio resource for cb7210 gpib\n"); + dev_err(board->dev, "Unable to locate mmio resource\n"); return -ENODEV; } @@ -1422,13 +1416,13 @@ static int fmh_gpib_attach_impl(gpib_board_t *board, const gpib_board_config_t * e_priv->gpib_iomem_res = res; nec_priv->mmiobase = ioremap(e_priv->gpib_iomem_res->start, - resource_size(e_priv->gpib_iomem_res)); + resource_size(e_priv->gpib_iomem_res)); if (!nec_priv->mmiobase) { - dev_err(board->dev, "Could not map I/O memory for gpib\n"); + dev_err(board->dev, "Could not map I/O memory\n"); return -ENOMEM; } - dev_info(board->dev, "iobase %pr remapped to %p\n", - e_priv->gpib_iomem_res, nec_priv->mmiobase); + dev_dbg(board->dev, "iobase %pr remapped to %p\n", + e_priv->gpib_iomem_res, nec_priv->mmiobase); res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "dma_fifos"); if (!res) { @@ -1448,16 +1442,13 @@ static int fmh_gpib_attach_impl(gpib_board_t *board, const gpib_board_config_t * dev_err(board->dev, "Could not map I/O memory for fifos\n"); return -ENOMEM; } - dev_info(board->dev, "dma fifos 0x%lx remapped to %p, length=%ld\n", - (unsigned long)e_priv->dma_port_res->start, e_priv->fifo_base, - (unsigned long)resource_size(e_priv->dma_port_res)); + dev_dbg(board->dev, "dma fifos 0x%lx remapped to %p, length=%ld\n", + (unsigned long)e_priv->dma_port_res->start, e_priv->fifo_base, + (unsigned long)resource_size(e_priv->dma_port_res)); irq = platform_get_irq(pdev, 0); - pr_info("gpib: irq %d\n", irq); - if (irq < 0) { - dev_err(board->dev, "fmh_gpib_gpib: request for IRQ failed\n"); + if (irq < 0) return -EBUSY; - } retval = request_irq(irq, fmh_gpib_interrupt, IRQF_SHARED, pdev->name, board); if (retval) { dev_err(board->dev, @@ -1474,7 +1465,8 @@ static int fmh_gpib_attach_impl(gpib_board_t *board, const gpib_board_config_t * return -EIO; } } - /* in the future we might want to know the half-fifo size + /* + * in the future we might want to know the half-fifo size * (dma_burst_length) even when not using dma, so go ahead an * initialize it unconditionally. */ @@ -1484,17 +1476,17 @@ static int fmh_gpib_attach_impl(gpib_board_t *board, const gpib_board_config_t * return fmh_gpib_init(e_priv, board, handshake_mode); } -int fmh_gpib_attach_holdoff_all(gpib_board_t *board, const gpib_board_config_t *config) +int fmh_gpib_attach_holdoff_all(struct gpib_board *board, const struct gpib_board_config *config) { return fmh_gpib_attach_impl(board, config, HR_HLDA, 0); } -int fmh_gpib_attach_holdoff_end(gpib_board_t *board, const gpib_board_config_t *config) +int fmh_gpib_attach_holdoff_end(struct gpib_board *board, const struct gpib_board_config *config) { return fmh_gpib_attach_impl(board, config, HR_HLDE, 1); } -void fmh_gpib_detach(gpib_board_t *board) +void fmh_gpib_detach(struct gpib_board *board) { struct fmh_priv *e_priv = board->private_data; struct nec7210_priv *nec_priv; @@ -1527,7 +1519,8 @@ void fmh_gpib_detach(gpib_board_t *board) fmh_gpib_generic_detach(board); } -static int fmh_gpib_pci_attach_impl(gpib_board_t *board, const gpib_board_config_t *config, +static int fmh_gpib_pci_attach_impl(struct gpib_board *board, + const struct gpib_board_config *config, unsigned int handshake_mode) { struct fmh_priv *e_priv; @@ -1546,7 +1539,7 @@ static int fmh_gpib_pci_attach_impl(gpib_board_t *board, const gpib_board_config pci_device = gpib_pci_get_device(config, BOGUS_PCI_VENDOR_ID_FLUKE, BOGUS_PCI_DEVICE_ID_FLUKE_BLADERUNNER, NULL); if (!pci_device) { - pr_err("No matching fmh_gpib_core pci device was found, attach failed."); + dev_err(board->gpib_dev, "No matching fmh_gpib_core pci device was found, attach failed."); return -ENODEV; } board->dev = &pci_device->dev; @@ -1563,34 +1556,32 @@ static int fmh_gpib_pci_attach_impl(gpib_board_t *board, const gpib_board_config return -EIO; } e_priv->gpib_iomem_res = &pci_device->resource[gpib_control_status_pci_resource_index]; - e_priv->dma_port_res = &pci_device->resource[gpib_fifo_pci_resource_index]; + e_priv->dma_port_res = &pci_device->resource[gpib_fifo_pci_resource_index]; nec_priv->mmiobase = ioremap(pci_resource_start(pci_device, - gpib_control_status_pci_resource_index), - pci_resource_len(pci_device, - gpib_control_status_pci_resource_index)); - dev_info(board->dev, "base address for gpib control/status registers remapped to 0x%p\n", - nec_priv->mmiobase); + gpib_control_status_pci_resource_index), + pci_resource_len(pci_device, + gpib_control_status_pci_resource_index)); + dev_dbg(board->dev, "base address for gpib control/status registers remapped to 0x%p\n", + nec_priv->mmiobase); if (e_priv->dma_port_res->flags & IORESOURCE_MEM) { e_priv->fifo_base = ioremap(pci_resource_start(pci_device, gpib_fifo_pci_resource_index), pci_resource_len(pci_device, gpib_fifo_pci_resource_index)); - dev_info(board->dev, "base address for gpib fifo registers remapped to 0x%p\n", - e_priv->fifo_base); + dev_dbg(board->dev, "base address for gpib fifo registers remapped to 0x%p\n", + e_priv->fifo_base); } else { e_priv->fifo_base = NULL; - dev_info(board->dev, "hardware has no gpib fifo registers.\n"); + dev_dbg(board->dev, "hardware has no gpib fifo registers.\n"); } if (pci_device->irq) { retval = request_irq(pci_device->irq, fmh_gpib_interrupt, IRQF_SHARED, KBUILD_MODNAME, board); if (retval) { - dev_err(board->dev, - "cannot register interrupt handler err=%d\n", - retval); + dev_err(board->dev, "cannot register interrupt handler err=%d\n", retval); return retval; } } @@ -1602,12 +1593,14 @@ static int fmh_gpib_pci_attach_impl(gpib_board_t *board, const gpib_board_config return fmh_gpib_init(e_priv, board, handshake_mode); } -int fmh_gpib_pci_attach_holdoff_all(gpib_board_t *board, const gpib_board_config_t *config) +int fmh_gpib_pci_attach_holdoff_all(struct gpib_board *board, + const struct gpib_board_config *config) { return fmh_gpib_pci_attach_impl(board, config, HR_HLDA); } -int fmh_gpib_pci_attach_holdoff_end(gpib_board_t *board, const gpib_board_config_t *config) +int fmh_gpib_pci_attach_holdoff_end(struct gpib_board *board, + const struct gpib_board_config *config) { int retval; struct fmh_priv *e_priv; @@ -1615,13 +1608,13 @@ int fmh_gpib_pci_attach_holdoff_end(gpib_board_t *board, const gpib_board_config retval = fmh_gpib_pci_attach_impl(board, config, HR_HLDE); e_priv = board->private_data; if (retval == 0 && e_priv && e_priv->supports_fifo_interrupts == 0) { - pr_err("fmh_gpib: your fmh_gpib_core does not appear to support fifo interrupts. Try the fmh_gpib_pci_unaccel board type instead."); + dev_err(board->gpib_dev, "your fmh_gpib_core does not appear to support fifo interrupts. Try the fmh_gpib_pci_unaccel board type instead."); return -EIO; } return retval; } -void fmh_gpib_pci_detach(gpib_board_t *board) +void fmh_gpib_pci_detach(struct gpib_board *board) { struct fmh_priv *e_priv = board->private_data; struct nec7210_priv *nec_priv; @@ -1662,8 +1655,7 @@ MODULE_DEVICE_TABLE(of, fmh_gpib_of_match); static struct platform_driver fmh_gpib_platform_driver = { .driver = { - .name = "fmh_gpib", - .owner = THIS_MODULE, + .name = DRV_NAME, .of_match_table = fmh_gpib_of_match, }, .probe = &fmh_gpib_platform_probe @@ -1681,7 +1673,7 @@ static const struct pci_device_id fmh_gpib_pci_match[] = { MODULE_DEVICE_TABLE(pci, fmh_gpib_pci_match); static struct pci_driver fmh_gpib_pci_driver = { - .name = "fmh_gpib", + .name = DRV_NAME, .id_table = fmh_gpib_pci_match, .probe = &fmh_gpib_pci_probe }; @@ -1692,37 +1684,37 @@ static int __init fmh_gpib_init_module(void) result = platform_driver_register(&fmh_gpib_platform_driver); if (result) { - pr_err("fmh_gpib: platform_driver_register failed: error = %d\n", result); + pr_err("platform_driver_register failed: error = %d\n", result); return result; } result = pci_register_driver(&fmh_gpib_pci_driver); if (result) { - pr_err("fmh_gpib: pci_register_driver failed: error = %d\n", result); + pr_err("pci_register_driver failed: error = %d\n", result); goto err_pci_driver; } result = gpib_register_driver(&fmh_gpib_unaccel_interface, THIS_MODULE); if (result) { - pr_err("fmh_gpib: gpib_register_driver failed: error = %d\n", result); + pr_err("gpib_register_driver failed: error = %d\n", result); goto err_unaccel; } result = gpib_register_driver(&fmh_gpib_interface, THIS_MODULE); if (result) { - pr_err("fmh_gpib: gpib_register_driver failed: error = %d\n", result); + pr_err("gpib_register_driver failed: error = %d\n", result); goto err_interface; } result = gpib_register_driver(&fmh_gpib_pci_unaccel_interface, THIS_MODULE); if (result) { - pr_err("fmh_gpib: gpib_register_driver failed: error = %d\n", result); + pr_err("gpib_register_driver failed: error = %d\n", result); goto err_pci_unaccel; } result = gpib_register_driver(&fmh_gpib_pci_interface, THIS_MODULE); if (result) { - pr_err("fmh_gpib: gpib_register_driver failed: error = %d\n", result); + pr_err("gpib_register_driver failed: error = %d\n", result); goto err_pci; } diff --git a/drivers/staging/gpib/fmh_gpib/fmh_gpib.h b/drivers/staging/gpib/fmh_gpib/fmh_gpib.h index de6fd2164414..e7602d7e1401 100644 --- a/drivers/staging/gpib/fmh_gpib/fmh_gpib.h +++ b/drivers/staging/gpib/fmh_gpib/fmh_gpib.h @@ -124,13 +124,13 @@ static const unsigned int fifo_data_mask = 0x00ff; static const unsigned int fifo_xfer_counter_mask = 0x0fff; static const unsigned int fifo_max_burst_length_mask = 0x00ff; -static inline uint8_t gpib_cs_read_byte(struct nec7210_priv *nec_priv, - unsigned int register_num) +static inline u8 gpib_cs_read_byte(struct nec7210_priv *nec_priv, + unsigned int register_num) { return readb(nec_priv->mmiobase + register_num * nec_priv->offset); } -static inline void gpib_cs_write_byte(struct nec7210_priv *nec_priv, uint8_t data, +static inline void gpib_cs_write_byte(struct nec7210_priv *nec_priv, u8 data, unsigned int register_num) { writeb(data, nec_priv->mmiobase + register_num * nec_priv->offset); diff --git a/drivers/staging/gpib/gpio/gpib_bitbang.c b/drivers/staging/gpib/gpio/gpib_bitbang.c index 828c99ea613f..625fef24a0bf 100644 --- a/drivers/staging/gpib/gpio/gpib_bitbang.c +++ b/drivers/staging/gpib/gpio/gpib_bitbang.c @@ -25,12 +25,15 @@ * device support (non master operation) */ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt +#define dev_fmt pr_fmt #define NAME KBUILD_MODNAME #define ENABLE_IRQ(IRQ, TYPE) irq_set_irq_type(IRQ, TYPE) #define DISABLE_IRQ(IRQ) irq_set_irq_type(IRQ, IRQ_TYPE_NONE) -/* Debug print levels: +/* + * Debug print levels: * 0 = load/unload info and errors that make the driver fail; * 1 = + warnings for unforeseen events that may break the current * operation and lead to a timeout, but do not affect the @@ -41,7 +44,7 @@ */ #define dbg_printk(level, frm, ...) \ do { if (debug >= (level)) \ - pr_info("%s:%s - " frm, NAME, __func__, ## __VA_ARGS__); } \ + dev_dbg(board->gpib_dev, frm, ## __VA_ARGS__); } \ while (0) #define LINVAL gpiod_get_value(DAV), \ @@ -63,7 +66,6 @@ #include <linux/gpio/machine.h> #include <linux/gpio.h> #include <linux/irq.h> -#include <linux/leds.h> static int sn7516x_used = 1, sn7516x; module_param(sn7516x_used, int, 0660); @@ -133,19 +135,14 @@ enum lines_t { #define SN7516X_PINS 4 #define NUM_PINS (GPIB_PINS + SN7516X_PINS) -DEFINE_LED_TRIGGER(ledtrig_gpib); -#define ACT_LED_ON do { \ +#define ACT_LED_ON do { \ if (ACT_LED) \ - gpiod_direction_output(ACT_LED, 1); \ - else \ - led_trigger_event(ledtrig_gpib, LED_FULL); } \ - while (0) -#define ACT_LED_OFF do { \ + gpiod_direction_output(ACT_LED, 1); \ + } while (0) +#define ACT_LED_OFF do { \ if (ACT_LED) \ - gpiod_direction_output(ACT_LED, 0); \ - else \ - led_trigger_event(ledtrig_gpib, LED_OFF); } \ - while (0) + gpiod_direction_output(ACT_LED, 0); \ + } while (0) static struct gpio_desc *all_descriptors[GPIB_PINS + SN7516X_PINS]; @@ -309,20 +306,20 @@ struct bb_priv { int dav_seq; long all_irqs; int dav_idle; - int atn_asserted; enum talker_function_state talker_state; enum listener_function_state listener_state; }; static inline long usec_diff(struct timespec64 *a, struct timespec64 *b); -static void bb_buffer_print(unsigned char *buffer, size_t length, int cmd, int eoi); +static void bb_buffer_print(struct gpib_board *board, unsigned char *buffer, size_t length, + int cmd, int eoi); static void set_data_lines(u8 byte); static u8 get_data_lines(void); static void set_data_lines_input(void); static void set_data_lines_output(void); -static inline int check_for_eos(struct bb_priv *priv, uint8_t byte); -static void set_atn(struct bb_priv *priv, int atn_asserted); +static inline int check_for_eos(struct bb_priv *priv, u8 byte); +static void set_atn(struct gpib_board *board, int atn_asserted); static inline void SET_DIR_WRITE(struct bb_priv *priv); static inline void SET_DIR_READ(struct bb_priv *priv); @@ -334,11 +331,7 @@ MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("GPIB helper functions for bitbanging I/O"); /**** global variables ****/ -#ifdef CONFIG_GPIB_DEBUG -static int debug = 1; -#else static int debug; -#endif module_param(debug, int, 0644); static char printable(char x) @@ -354,7 +347,7 @@ static char printable(char x) * * ***************************************************************************/ -static int bb_read(gpib_board_t *board, uint8_t *buffer, size_t length, +static int bb_read(struct gpib_board *board, u8 *buffer, size_t length, int *end, size_t *bytes_read) { struct bb_priv *priv = board->private_data; @@ -426,7 +419,7 @@ read_end: static irqreturn_t bb_DAV_interrupt(int irq, void *arg) { - gpib_board_t *board = arg; + struct gpib_board *board = arg; struct bb_priv *priv = board->private_data; int val; unsigned long flags; @@ -492,7 +485,7 @@ dav_exit: * * ***************************************************************************/ -static int bb_write(gpib_board_t *board, uint8_t *buffer, size_t length, +static int bb_write(struct gpib_board *board, u8 *buffer, size_t length, int send_eoi, size_t *bytes_written) { unsigned long flags; @@ -508,7 +501,7 @@ static int bb_write(gpib_board_t *board, uint8_t *buffer, size_t length, board, mutex_is_locked(&board->user_mutex), length); if (debug > 1) - bb_buffer_print(buffer, length, priv->cmd, send_eoi); + bb_buffer_print(board, buffer, length, priv->cmd, send_eoi); priv->count = 0; priv->phase = 300; @@ -523,7 +516,7 @@ static int bb_write(gpib_board_t *board, uint8_t *buffer, size_t length, gpiod_get_value(NRFD), gpiod_get_value(NDAC)); if (gpiod_get_value(NRFD) && gpiod_get_value(NDAC)) { /* check for listener */ - retval = -ENODEV; + retval = -ENOTCONN; goto write_end; } @@ -550,7 +543,6 @@ static int bb_write(gpib_board_t *board, uint8_t *buffer, size_t length, dbg_printk(1, "timeout after %zu/%zu at %d " LINFMT " eoi: %d\n", priv->w_cnt, length, priv->phase, LINVAL, send_eoi); } else { - // dbg_printk(1,"written %zu\n", priv->w_cnt); retval = priv->w_cnt; } } else { @@ -582,7 +574,7 @@ write_end: static irqreturn_t bb_NRFD_interrupt(int irq, void *arg) { - gpib_board_t *board = arg; + struct gpib_board *board = arg; struct bb_priv *priv = board->private_data; unsigned long flags; int nrfd; @@ -621,7 +613,8 @@ static irqreturn_t bb_NRFD_interrupt(int irq, void *arg) goto nrfd_exit; } - if (priv->atn_asserted && priv->w_cnt >= priv->length) { // test for end of transfer + if (priv->w_cnt >= priv->length) { // test for missed NDAC end of transfer + dev_err(board->gpib_dev, "Unexpected NRFD exit\n"); priv->write_done = 1; priv->w_busy = 0; wake_up_interruptible(&board->wait); @@ -655,7 +648,7 @@ nrfd_exit: static irqreturn_t bb_NDAC_interrupt(int irq, void *arg) { - gpib_board_t *board = arg; + struct gpib_board *board = arg; struct bb_priv *priv = board->private_data; unsigned long flags; int ndac; @@ -693,14 +686,14 @@ static irqreturn_t bb_NDAC_interrupt(int irq, void *arg) dbg_printk(3, "accepted %zu\n", priv->w_cnt - 1); - if (!priv->atn_asserted && priv->w_cnt >= priv->length) { // test for end of transfer + gpiod_set_value(DAV, 1); // Data not available + priv->dav_tx = 1; + priv->phase = 510; + + if (priv->w_cnt >= priv->length) { // test for end of transfer priv->write_done = 1; priv->w_busy = 0; wake_up_interruptible(&board->wait); - } else { - gpiod_set_value(DAV, 1); // Data not available - priv->dav_tx = 1; - priv->phase = 510; } ndac_exit: @@ -716,7 +709,7 @@ ndac_exit: static irqreturn_t bb_SRQ_interrupt(int irq, void *arg) { - gpib_board_t *board = arg; + struct gpib_board *board = arg; int val = gpiod_get_value(SRQ); @@ -730,7 +723,7 @@ static irqreturn_t bb_SRQ_interrupt(int irq, void *arg) return IRQ_HANDLED; } -static int bb_command(gpib_board_t *board, uint8_t *buffer, +static int bb_command(struct gpib_board *board, u8 *buffer, size_t length, size_t *bytes_written) { size_t ret; @@ -811,7 +804,8 @@ static char *cmd_string[32] = { "CFE" // 0x1f }; -static void bb_buffer_print(unsigned char *buffer, size_t length, int cmd, int eoi) +static void bb_buffer_print(struct gpib_board *board, unsigned char *buffer, size_t length, + int cmd, int eoi) { int i; @@ -843,17 +837,20 @@ static void bb_buffer_print(unsigned char *buffer, size_t length, int cmd, int e * STATUS Management * * * ***************************************************************************/ -static void set_atn(struct bb_priv *priv, int atn_asserted) +static void set_atn(struct gpib_board *board, int atn_asserted) { + struct bb_priv *priv = board->private_data; + if (priv->listener_state != listener_idle && priv->talker_state != talker_idle) { - dbg_printk(0, "listener/talker state machine conflict\n"); + dev_err(board->gpib_dev, "listener/talker state machine conflict\n"); } if (atn_asserted) { if (priv->listener_state == listener_active) priv->listener_state = listener_addressed; if (priv->talker_state == talker_active) priv->talker_state = talker_addressed; + SET_DIR_WRITE(priv); // need to be able to read bus NRFD/NDAC } else { if (priv->listener_state == listener_addressed) { priv->listener_state = listener_active; @@ -863,37 +860,43 @@ static void set_atn(struct bb_priv *priv, int atn_asserted) priv->talker_state = talker_active; } gpiod_direction_output(_ATN, !atn_asserted); - priv->atn_asserted = atn_asserted; } -static int bb_take_control(gpib_board_t *board, int synchronous) +static int bb_take_control(struct gpib_board *board, int synchronous) { dbg_printk(2, "%d\n", synchronous); - set_atn(board->private_data, 1); - set_bit(CIC_NUM, &board->status); + set_atn(board, 1); return 0; } -static int bb_go_to_standby(gpib_board_t *board) +static int bb_go_to_standby(struct gpib_board *board) { dbg_printk(2, "\n"); - set_atn(board->private_data, 0); + set_atn(board, 0); return 0; } -static void bb_request_system_control(gpib_board_t *board, int request_control) +static int bb_request_system_control(struct gpib_board *board, int request_control) { + struct bb_priv *priv = board->private_data; + dbg_printk(2, "%d\n", request_control); - if (request_control) { - set_bit(CIC_NUM, &board->status); - // drive DAV & EOI false, enable NRFD & NDAC irqs - SET_DIR_WRITE(board->private_data); - } else { - clear_bit(CIC_NUM, &board->status); - } + if (!request_control) + return -EINVAL; + + gpiod_direction_output(REN, 1); /* user space must enable REN if needed */ + gpiod_direction_output(IFC, 1); /* user space must toggle IFC if needed */ + if (sn7516x) + gpiod_direction_output(DC, 0); /* enable ATN as output on SN75161/2 */ + + gpiod_direction_input(SRQ); + + ENABLE_IRQ(priv->irq_SRQ, IRQ_TYPE_EDGE_FALLING); + + return 0; } -static void bb_interface_clear(gpib_board_t *board, int assert) +static void bb_interface_clear(struct gpib_board *board, int assert) { struct bb_priv *priv = board->private_data; @@ -902,12 +905,13 @@ static void bb_interface_clear(gpib_board_t *board, int assert) gpiod_direction_output(IFC, 0); priv->talker_state = talker_idle; priv->listener_state = listener_idle; + set_bit(CIC_NUM, &board->status); } else { gpiod_direction_output(IFC, 1); } } -static void bb_remote_enable(gpib_board_t *board, int enable) +static void bb_remote_enable(struct gpib_board *board, int enable) { dbg_printk(2, "%d\n", enable); if (enable) { @@ -919,7 +923,7 @@ static void bb_remote_enable(gpib_board_t *board, int enable) } } -static int bb_enable_eos(gpib_board_t *board, uint8_t eos_byte, int compare_8_bits) +static int bb_enable_eos(struct gpib_board *board, u8 eos_byte, int compare_8_bits) { struct bb_priv *priv = board->private_data; @@ -932,7 +936,7 @@ static int bb_enable_eos(gpib_board_t *board, uint8_t eos_byte, int compare_8_bi return 0; } -static void bb_disable_eos(gpib_board_t *board) +static void bb_disable_eos(struct gpib_board *board) { struct bb_priv *priv = board->private_data; @@ -940,7 +944,7 @@ static void bb_disable_eos(gpib_board_t *board) priv->eos_flags &= ~REOS; } -static unsigned int bb_update_status(gpib_board_t *board, unsigned int clear_mask) +static unsigned int bb_update_status(struct gpib_board *board, unsigned int clear_mask) { struct bb_priv *priv = board->private_data; @@ -971,14 +975,14 @@ static unsigned int bb_update_status(gpib_board_t *board, unsigned int clear_mas return board->status; } -static int bb_primary_address(gpib_board_t *board, unsigned int address) +static int bb_primary_address(struct gpib_board *board, unsigned int address) { dbg_printk(2, "%d\n", address); board->pad = address; return 0; } -static int bb_secondary_address(gpib_board_t *board, unsigned int address, int enable) +static int bb_secondary_address(struct gpib_board *board, unsigned int address, int enable) { dbg_printk(2, "%d %d\n", address, enable); if (enable) @@ -986,33 +990,29 @@ static int bb_secondary_address(gpib_board_t *board, unsigned int address, int e return 0; } -static int bb_parallel_poll(gpib_board_t *board, uint8_t *result) +static int bb_parallel_poll(struct gpib_board *board, u8 *result) { - dbg_printk(1, "%s\n", "not implemented"); - return -EPERM; + return -ENOENT; } -static void bb_parallel_poll_configure(gpib_board_t *board, uint8_t config) +static void bb_parallel_poll_configure(struct gpib_board *board, u8 config) { - dbg_printk(1, "%s\n", "not implemented"); } -static void bb_parallel_poll_response(gpib_board_t *board, int ist) +static void bb_parallel_poll_response(struct gpib_board *board, int ist) { } -static void bb_serial_poll_response(gpib_board_t *board, uint8_t status) +static void bb_serial_poll_response(struct gpib_board *board, u8 status) { - dbg_printk(1, "%s\n", "not implemented"); } -static uint8_t bb_serial_poll_status(gpib_board_t *board) +static u8 bb_serial_poll_status(struct gpib_board *board) { - dbg_printk(1, "%s\n", "not implemented"); - return 0; // -ENOSYS; + return 0; // -ENOENT; } -static unsigned int bb_t1_delay(gpib_board_t *board, unsigned int nano_sec) +static int bb_t1_delay(struct gpib_board *board, unsigned int nano_sec) { struct bb_priv *priv = board->private_data; @@ -1028,33 +1028,30 @@ static unsigned int bb_t1_delay(gpib_board_t *board, unsigned int nano_sec) return priv->t1_delay; } -static void bb_return_to_local(gpib_board_t *board) +static void bb_return_to_local(struct gpib_board *board) { - dbg_printk(1, "%s\n", "not implemented"); } -static int bb_line_status(const gpib_board_t *board) +static int bb_line_status(const struct gpib_board *board) { - int line_status = ValidALL; - -// dbg_printk(1,"\n"); + int line_status = VALID_ALL; if (gpiod_get_value(REN) == 0) - line_status |= BusREN; + line_status |= BUS_REN; if (gpiod_get_value(IFC) == 0) - line_status |= BusIFC; + line_status |= BUS_IFC; if (gpiod_get_value(NDAC) == 0) - line_status |= BusNDAC; + line_status |= BUS_NDAC; if (gpiod_get_value(NRFD) == 0) - line_status |= BusNRFD; + line_status |= BUS_NRFD; if (gpiod_get_value(DAV) == 0) - line_status |= BusDAV; + line_status |= BUS_DAV; if (gpiod_get_value(EOI) == 0) - line_status |= BusEOI; + line_status |= BUS_EOI; if (gpiod_get_value(_ATN) == 0) - line_status |= BusATN; + line_status |= BUS_ATN; if (gpiod_get_value(SRQ) == 0) - line_status |= BusSRQ; + line_status |= BUS_SRQ; dbg_printk(2, "status lines: %4x\n", line_status); @@ -1067,7 +1064,7 @@ static int bb_line_status(const gpib_board_t *board) * * ***************************************************************************/ -static int allocate_private(gpib_board_t *board) +static int allocate_private(struct gpib_board *board) { board->private_data = kzalloc(sizeof(struct bb_priv), GFP_KERNEL); if (!board->private_data) @@ -1075,13 +1072,13 @@ static int allocate_private(gpib_board_t *board) return 0; } -static void free_private(gpib_board_t *board) +static void free_private(struct gpib_board *board) { kfree(board->private_data); board->private_data = NULL; } -static int bb_get_irq(gpib_board_t *board, char *name, +static int bb_get_irq(struct gpib_board *board, char *name, struct gpio_desc *gpio, int *irq, irq_handler_t handler, irq_handler_t thread_fn, unsigned long flags) { @@ -1091,11 +1088,11 @@ static int bb_get_irq(gpib_board_t *board, char *name, *irq = gpiod_to_irq(gpio); dbg_printk(2, "IRQ %s: %d\n", name, *irq); if (*irq < 0) { - dbg_printk(0, "gpib: can't get IRQ for %s\n", name); + dev_err(board->gpib_dev, "can't get IRQ for %s\n", name); return -1; } if (request_threaded_irq(*irq, handler, thread_fn, flags, name, board)) { - dbg_printk(0, "gpib: can't request IRQ for %s %d\n", name, *irq); + dev_err(board->gpib_dev, "can't request IRQ for %s %d\n", name, *irq); *irq = 0; return -1; } @@ -1103,7 +1100,7 @@ static int bb_get_irq(gpib_board_t *board, char *name, return 0; } -static void bb_free_irq(gpib_board_t *board, int *irq, char *name) +static void bb_free_irq(struct gpib_board *board, int *irq, char *name) { if (*irq) { free_irq(*irq, board); @@ -1124,10 +1121,9 @@ static void release_gpios(void) } } -static int allocate_gpios(gpib_board_t *board) +static int allocate_gpios(struct gpib_board *board) { - int j, retval = 0; - bool error = false; + int j; int table_index = 0; char name[256]; struct gpio_desc *desc; @@ -1138,8 +1134,8 @@ static int allocate_gpios(gpib_board_t *board) return -ENOENT; } - lookup_table = lookup_tables[0]; - lookup_table->dev_id = dev_name(board->gpib_dev); + lookup_table = lookup_tables[table_index]; + lookup_table->dev_id = dev_name(board->gpib_dev); gpiod_add_lookup_table(lookup_table); dbg_printk(1, "Allocating gpios using table index %d\n", table_index); @@ -1156,33 +1152,29 @@ try_again: gpiod_remove_lookup_table(lookup_table); table_index++; lookup_table = lookup_tables[table_index]; - if (lookup_table) { - dbg_printk(1, "Allocation failed, now using table_index %d\n", - table_index); - lookup_table->dev_id = dev_name(board->gpib_dev); - gpiod_add_lookup_table(lookup_table); - goto try_again; + if (!lookup_table) { + dev_err(board->gpib_dev, "Unable to obtain gpio descriptor for pin %d error %ld\n", + gpios_vector[j], PTR_ERR(desc)); + goto alloc_gpios_fail; } - dbg_printk(0, "Unable to obtain gpio descriptor for pin %d error %ld\n", - gpios_vector[j], PTR_ERR(desc)); - error = true; - break; + dbg_printk(1, "Allocation failed, now using table_index %d\n", table_index); + lookup_table->dev_id = dev_name(board->gpib_dev); + gpiod_add_lookup_table(lookup_table); + goto try_again; } all_descriptors[j] = desc; } - if (error) { /* undo what already done */ - release_gpios(); - retval = -1; - } - if (lookup_table) - gpiod_remove_lookup_table(lookup_table); - // Initialize LED trigger - led_trigger_register_simple("gpib", &ledtrig_gpib); - return retval; + gpiod_remove_lookup_table(lookup_table); + + return 0; + +alloc_gpios_fail: + release_gpios(); + return -1; } -static void bb_detach(gpib_board_t *board) +static void bb_detach(struct gpib_board *board) { struct bb_priv *priv = board->private_data; @@ -1190,8 +1182,6 @@ static void bb_detach(gpib_board_t *board) if (!board->private_data) return; - led_trigger_unregister_simple(ledtrig_gpib); - bb_free_irq(board, &priv->irq_DAV, NAME "_DAV"); bb_free_irq(board, &priv->irq_NRFD, NAME "_NRFD"); bb_free_irq(board, &priv->irq_NDAC, NAME "_NDAC"); @@ -1212,7 +1202,7 @@ static void bb_detach(gpib_board_t *board) free_private(board); } -static int bb_attach(gpib_board_t *board, const gpib_board_config_t *config) +static int bb_attach(struct gpib_board *board, const struct gpib_board_config *config) { struct bb_priv *priv; int retval = 0; @@ -1251,9 +1241,8 @@ static int bb_attach(gpib_board_t *board, const gpib_board_config_t *config) gpios_vector[&(D06) - &all_descriptors[0]] = YOGA_D06_pin_nr; gpios_vector[&(PE) - &all_descriptors[0]] = -1; gpios_vector[&(DC) - &all_descriptors[0]] = -1; - gpios_vector[&(ACT_LED) - &all_descriptors[0]] = -1; } else { - dbg_printk(0, "Unrecognized pin mapping.\n"); + dev_err(board->gpib_dev, "Unrecognized pin map %s\n", pin_map); goto bb_attach_fail; } dbg_printk(0, "Using pin map \"%s\" %s\n", pin_map, (sn7516x) ? @@ -1262,7 +1251,8 @@ static int bb_attach(gpib_board_t *board, const gpib_board_config_t *config) if (allocate_gpios(board)) goto bb_attach_fail; -/* Configure SN7516X control lines. +/* + * Configure SN7516X control lines. * drive ATN, IFC and REN as outputs only when master * i.e. system controller. In this mode can only be the CIC * When not master then enable device mode ATN, IFC & REN as inputs @@ -1272,6 +1262,10 @@ static int bb_attach(gpib_board_t *board, const gpib_board_config_t *config) gpiod_direction_output(TE, 1); gpiod_direction_output(PE, 1); } +/* Set main control lines to a known state */ + gpiod_direction_output(IFC, 1); + gpiod_direction_output(REN, 1); + gpiod_direction_output(_ATN, 1); if (strcmp(PINMAP_2, pin_map) == 0) { /* YOGA: enable level shifters */ gpiod_direction_output(YOGA_ENABLE, 1); @@ -1299,8 +1293,6 @@ static int bb_attach(gpib_board_t *board, const gpib_board_config_t *config) IRQF_TRIGGER_NONE)) goto bb_attach_fail_r; - ENABLE_IRQ(priv->irq_SRQ, IRQ_TYPE_EDGE_FALLING); - dbg_printk(0, "attached board %d\n", board->minor); goto bb_attach_out; @@ -1312,7 +1304,7 @@ bb_attach_out: return retval; } -static gpib_interface_t bb_interface = { +static struct gpib_interface bb_interface = { .name = NAME, .attach = bb_attach, .detach = bb_detach, @@ -1344,19 +1336,15 @@ static int __init bb_init_module(void) int result = gpib_register_driver(&bb_interface, THIS_MODULE); if (result) { - pr_err("gpib_bitbang: gpib_register_driver failed: error = %d\n", result); + pr_err("gpib_register_driver failed: error = %d\n", result); return result; } - dbg_printk(0, "module loaded with pin map \"%s\"%s\n", - pin_map, (sn7516x_used) ? " and SN7516x driver support" : ""); return 0; } static void __exit bb_exit_module(void) { - dbg_printk(0, "module unloaded!"); - gpib_unregister_driver(&bb_interface); } @@ -1374,7 +1362,7 @@ inline long usec_diff(struct timespec64 *a, struct timespec64 *b) (a->tv_nsec - b->tv_nsec) / 1000); } -static inline int check_for_eos(struct bb_priv *priv, uint8_t byte) +static inline int check_for_eos(struct bb_priv *priv, u8 byte) { if (priv->eos_check) return 0; diff --git a/drivers/staging/gpib/hp_82335/hp82335.c b/drivers/staging/gpib/hp_82335/hp82335.c index 700d1ba029d2..d0e47ef77c87 100644 --- a/drivers/staging/gpib/hp_82335/hp82335.c +++ b/drivers/staging/gpib/hp_82335/hp82335.c @@ -4,10 +4,15 @@ * copyright : (C) 2002 by Frank Mori Hess * ***************************************************************************/ -/*should enable ATN interrupts (and update board->status on occurrence), - * implement recovery from bus errors (if necessary) +/* + * should enable ATN interrupts (and update board->status on occurrence), + * implement recovery from bus errors (if necessary) */ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt +#define dev_fmt pr_fmt +#define DRV_NAME KBUILD_MODNAME + #include "hp82335.h" #include <linux/io.h> #include <linux/ioport.h> @@ -20,160 +25,162 @@ MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("GPIB driver for HP 82335 interface cards"); -static int hp82335_attach(gpib_board_t *board, const gpib_board_config_t *config); - -static void hp82335_detach(gpib_board_t *board); +static int hp82335_attach(struct gpib_board *board, const struct gpib_board_config *config); +static void hp82335_detach(struct gpib_board *board); +static irqreturn_t hp82335_interrupt(int irq, void *arg); // wrappers for interface functions -int hp82335_read(gpib_board_t *board, uint8_t *buffer, size_t length, int *end, size_t *bytes_read) +static int hp82335_read(struct gpib_board *board, u8 *buffer, size_t length, + int *end, size_t *bytes_read) { struct hp82335_priv *priv = board->private_data; return tms9914_read(board, &priv->tms9914_priv, buffer, length, end, bytes_read); } -int hp82335_write(gpib_board_t *board, uint8_t *buffer, size_t length, int send_eoi, - size_t *bytes_written) +static int hp82335_write(struct gpib_board *board, u8 *buffer, size_t length, int send_eoi, + size_t *bytes_written) { struct hp82335_priv *priv = board->private_data; return tms9914_write(board, &priv->tms9914_priv, buffer, length, send_eoi, bytes_written); } -int hp82335_command(gpib_board_t *board, uint8_t *buffer, size_t length, size_t *bytes_written) +static int hp82335_command(struct gpib_board *board, u8 *buffer, size_t length, + size_t *bytes_written) { struct hp82335_priv *priv = board->private_data; return tms9914_command(board, &priv->tms9914_priv, buffer, length, bytes_written); } -int hp82335_take_control(gpib_board_t *board, int synchronous) +static int hp82335_take_control(struct gpib_board *board, int synchronous) { struct hp82335_priv *priv = board->private_data; return tms9914_take_control(board, &priv->tms9914_priv, synchronous); } -int hp82335_go_to_standby(gpib_board_t *board) +static int hp82335_go_to_standby(struct gpib_board *board) { struct hp82335_priv *priv = board->private_data; return tms9914_go_to_standby(board, &priv->tms9914_priv); } -void hp82335_request_system_control(gpib_board_t *board, int request_control) +static int hp82335_request_system_control(struct gpib_board *board, int request_control) { struct hp82335_priv *priv = board->private_data; - tms9914_request_system_control(board, &priv->tms9914_priv, request_control); + return tms9914_request_system_control(board, &priv->tms9914_priv, request_control); } -void hp82335_interface_clear(gpib_board_t *board, int assert) +static void hp82335_interface_clear(struct gpib_board *board, int assert) { struct hp82335_priv *priv = board->private_data; tms9914_interface_clear(board, &priv->tms9914_priv, assert); } -void hp82335_remote_enable(gpib_board_t *board, int enable) +static void hp82335_remote_enable(struct gpib_board *board, int enable) { struct hp82335_priv *priv = board->private_data; tms9914_remote_enable(board, &priv->tms9914_priv, enable); } -int hp82335_enable_eos(gpib_board_t *board, uint8_t eos_byte, int compare_8_bits) +static int hp82335_enable_eos(struct gpib_board *board, u8 eos_byte, int compare_8_bits) { struct hp82335_priv *priv = board->private_data; return tms9914_enable_eos(board, &priv->tms9914_priv, eos_byte, compare_8_bits); } -void hp82335_disable_eos(gpib_board_t *board) +static void hp82335_disable_eos(struct gpib_board *board) { struct hp82335_priv *priv = board->private_data; tms9914_disable_eos(board, &priv->tms9914_priv); } -unsigned int hp82335_update_status(gpib_board_t *board, unsigned int clear_mask) +static unsigned int hp82335_update_status(struct gpib_board *board, unsigned int clear_mask) { struct hp82335_priv *priv = board->private_data; return tms9914_update_status(board, &priv->tms9914_priv, clear_mask); } -int hp82335_primary_address(gpib_board_t *board, unsigned int address) +static int hp82335_primary_address(struct gpib_board *board, unsigned int address) { struct hp82335_priv *priv = board->private_data; return tms9914_primary_address(board, &priv->tms9914_priv, address); } -int hp82335_secondary_address(gpib_board_t *board, unsigned int address, int enable) +static int hp82335_secondary_address(struct gpib_board *board, unsigned int address, int enable) { struct hp82335_priv *priv = board->private_data; return tms9914_secondary_address(board, &priv->tms9914_priv, address, enable); } -int hp82335_parallel_poll(gpib_board_t *board, uint8_t *result) +static int hp82335_parallel_poll(struct gpib_board *board, u8 *result) { struct hp82335_priv *priv = board->private_data; return tms9914_parallel_poll(board, &priv->tms9914_priv, result); } -void hp82335_parallel_poll_configure(gpib_board_t *board, uint8_t config) +static void hp82335_parallel_poll_configure(struct gpib_board *board, u8 config) { struct hp82335_priv *priv = board->private_data; tms9914_parallel_poll_configure(board, &priv->tms9914_priv, config); } -void hp82335_parallel_poll_response(gpib_board_t *board, int ist) +static void hp82335_parallel_poll_response(struct gpib_board *board, int ist) { struct hp82335_priv *priv = board->private_data; tms9914_parallel_poll_response(board, &priv->tms9914_priv, ist); } -void hp82335_serial_poll_response(gpib_board_t *board, uint8_t status) +static void hp82335_serial_poll_response(struct gpib_board *board, u8 status) { struct hp82335_priv *priv = board->private_data; tms9914_serial_poll_response(board, &priv->tms9914_priv, status); } -static uint8_t hp82335_serial_poll_status(gpib_board_t *board) +static u8 hp82335_serial_poll_status(struct gpib_board *board) { struct hp82335_priv *priv = board->private_data; return tms9914_serial_poll_status(board, &priv->tms9914_priv); } -static int hp82335_line_status(const gpib_board_t *board) +static int hp82335_line_status(const struct gpib_board *board) { struct hp82335_priv *priv = board->private_data; return tms9914_line_status(board, &priv->tms9914_priv); } -static unsigned int hp82335_t1_delay(gpib_board_t *board, unsigned int nano_sec) +static int hp82335_t1_delay(struct gpib_board *board, unsigned int nano_sec) { struct hp82335_priv *priv = board->private_data; return tms9914_t1_delay(board, &priv->tms9914_priv, nano_sec); } -void hp82335_return_to_local(gpib_board_t *board) +static void hp82335_return_to_local(struct gpib_board *board) { struct hp82335_priv *priv = board->private_data; tms9914_return_to_local(board, &priv->tms9914_priv); } -static gpib_interface_t hp82335_interface = { +static struct gpib_interface hp82335_interface = { .name = "hp82335", .attach = hp82335_attach, .detach = hp82335_detach, @@ -201,7 +208,7 @@ static gpib_interface_t hp82335_interface = { .return_to_local = hp82335_return_to_local, }; -int hp82335_allocate_private(gpib_board_t *board) +static int hp82335_allocate_private(struct gpib_board *board) { board->private_data = kzalloc(sizeof(struct hp82335_priv), GFP_KERNEL); if (!board->private_data) @@ -209,7 +216,7 @@ int hp82335_allocate_private(gpib_board_t *board) return 0; } -void hp82335_free_private(gpib_board_t *board) +static void hp82335_free_private(struct gpib_board *board) { kfree(board->private_data); board->private_data = NULL; @@ -220,12 +227,12 @@ static inline unsigned int tms9914_to_hp82335_offset(unsigned int register_num) return 0x1ff8 + register_num; } -static uint8_t hp82335_read_byte(struct tms9914_priv *priv, unsigned int register_num) +static u8 hp82335_read_byte(struct tms9914_priv *priv, unsigned int register_num) { return tms9914_iomem_read_byte(priv, tms9914_to_hp82335_offset(register_num)); } -static void hp82335_write_byte(struct tms9914_priv *priv, uint8_t data, unsigned int register_num) +static void hp82335_write_byte(struct tms9914_priv *priv, u8 data, unsigned int register_num) { tms9914_iomem_write_byte(priv, data, tms9914_to_hp82335_offset(register_num)); } @@ -237,7 +244,7 @@ static void hp82335_clear_interrupt(struct hp82335_priv *hp_priv) writeb(0, tms_priv->mmiobase + HPREG_INTR_CLEAR); } -int hp82335_attach(gpib_board_t *board, const gpib_board_config_t *config) +static int hp82335_attach(struct gpib_board *board, const struct gpib_board_config *config) { struct hp82335_priv *hp_priv; struct tms9914_priv *tms_priv; @@ -272,26 +279,23 @@ int hp82335_attach(gpib_board_t *board, const gpib_board_config_t *config) case 0xfc000: break; default: - pr_err("hp82335: invalid base io address 0x%u\n", config->ibbase); + dev_err(board->gpib_dev, "invalid base io address 0x%x\n", config->ibbase); return -EINVAL; } if (!request_mem_region(upper_iomem_base, hp82335_upper_iomem_size, "hp82335")) { - pr_err("hp82335: failed to allocate io memory region 0x%lx-0x%lx\n", - upper_iomem_base, upper_iomem_base + hp82335_upper_iomem_size - 1); + dev_err(board->gpib_dev, "failed to allocate io memory region 0x%lx-0x%lx\n", + upper_iomem_base, upper_iomem_base + hp82335_upper_iomem_size - 1); return -EBUSY; } hp_priv->raw_iobase = upper_iomem_base; tms_priv->mmiobase = ioremap(upper_iomem_base, hp82335_upper_iomem_size); - pr_info("hp82335: upper half of 82335 iomem region 0x%lx remapped to 0x%p\n", - hp_priv->raw_iobase, tms_priv->mmiobase); - retval = request_irq(config->ibirq, hp82335_interrupt, 0, "hp82335", board); + retval = request_irq(config->ibirq, hp82335_interrupt, 0, DRV_NAME, board); if (retval) { - pr_err("hp82335: can't request IRQ %d\n", config->ibirq); + dev_err(board->gpib_dev, "can't request IRQ %d\n", config->ibirq); return retval; } hp_priv->irq = config->ibirq; - pr_info("hp82335: IRQ %d\n", config->ibirq); tms9914_board_reset(tms_priv); @@ -304,7 +308,7 @@ int hp82335_attach(gpib_board_t *board, const gpib_board_config_t *config) return 0; } -void hp82335_detach(gpib_board_t *board) +static void hp82335_detach(struct gpib_board *board) { struct hp82335_priv *hp_priv = board->private_data; struct tms9914_priv *tms_priv; @@ -329,7 +333,7 @@ static int __init hp82335_init_module(void) int result = gpib_register_driver(&hp82335_interface, THIS_MODULE); if (result) { - pr_err("hp82335: gpib_register_driver failed: error = %d\n", result); + pr_err("gpib_register_driver failed: error = %d\n", result); return result; } @@ -348,10 +352,10 @@ module_exit(hp82335_exit_module); * GPIB interrupt service routines */ -irqreturn_t hp82335_interrupt(int irq, void *arg) +static irqreturn_t hp82335_interrupt(int irq, void *arg) { int status1, status2; - gpib_board_t *board = arg; + struct gpib_board *board = arg; struct hp82335_priv *priv = board->private_data; unsigned long flags; irqreturn_t retval; diff --git a/drivers/staging/gpib/hp_82335/hp82335.h b/drivers/staging/gpib/hp_82335/hp82335.h index 4b185d7c5188..0c252a712ec9 100644 --- a/drivers/staging/gpib/hp_82335/hp82335.h +++ b/drivers/staging/gpib/hp_82335/hp82335.h @@ -17,36 +17,6 @@ struct hp82335_priv { unsigned long raw_iobase; }; -// interface functions -int hp82335_read(gpib_board_t *board, uint8_t *buffer, size_t length, int *end, size_t *bytes_read); -int hp82335_write(gpib_board_t *board, uint8_t *buffer, size_t length, - int send_eoi, size_t *bytes_written); -int hp82335_command(gpib_board_t *board, uint8_t *buffer, size_t length, size_t *bytes_written); -int hp82335_take_control(gpib_board_t *board, int synchronous); -int hp82335_go_to_standby(gpib_board_t *board); -void hp82335_request_system_control(gpib_board_t *board, int request_control); -void hp82335_interface_clear(gpib_board_t *board, int assert); -void hp82335_remote_enable(gpib_board_t *board, int enable); -int hp82335_enable_eos(gpib_board_t *board, uint8_t eos_byte, int - compare_8_bits); -void hp82335_disable_eos(gpib_board_t *board); -unsigned int hp82335_update_status(gpib_board_t *board, unsigned int clear_mask); -int hp82335_primary_address(gpib_board_t *board, unsigned int address); -int hp82335_secondary_address(gpib_board_t *board, unsigned int address, int - enable); -int hp82335_parallel_poll(gpib_board_t *board, uint8_t *result); -void hp82335_parallel_poll_configure(gpib_board_t *board, uint8_t config); -void hp82335_parallel_poll_response(gpib_board_t *board, int ist); -void hp82335_serial_poll_response(gpib_board_t *board, uint8_t status); -void hp82335_return_to_local(gpib_board_t *board); - -// interrupt service routines -irqreturn_t hp82335_interrupt(int irq, void *arg); - -// utility functions -int hp82335_allocate_private(gpib_board_t *board); -void hp82335_free_private(gpib_board_t *board); - // size of io memory region used static const int hp82335_rom_size = 0x2000; static const int hp82335_upper_iomem_size = 0x2000; diff --git a/drivers/staging/gpib/hp_82341/hp_82341.c b/drivers/staging/gpib/hp_82341/hp_82341.c index 0ddae295912f..1b0822b2a3b8 100644 --- a/drivers/staging/gpib/hp_82341/hp_82341.c +++ b/drivers/staging/gpib/hp_82341/hp_82341.c @@ -6,6 +6,10 @@ * copyright : (C) 2002, 2005 by Frank Mori Hess * ***************************************************************************/ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt +#define dev_fmt pr_fmt +#define DRV_NAME KBUILD_MODNAME + #include "hp_82341.h" #include <linux/delay.h> #include <linux/ioport.h> @@ -16,9 +20,17 @@ #include <linux/isapnp.h> MODULE_LICENSE("GPL"); +MODULE_DESCRIPTION("GPIB driver for hp 82341a/b/c/d boards"); + +static unsigned short read_and_clear_event_status(struct gpib_board *board); +static void set_transfer_counter(struct hp_82341_priv *hp_priv, int count); +static int read_transfer_counter(struct hp_82341_priv *hp_priv); +static int hp_82341_write(struct gpib_board *board, u8 *buffer, size_t length, int send_eoi, + size_t *bytes_written); +static irqreturn_t hp_82341_interrupt(int irq, void *arg); -int hp_82341_accel_read(gpib_board_t *board, uint8_t *buffer, size_t length, int *end, - size_t *bytes_read) +static int hp_82341_accel_read(struct gpib_board *board, u8 *buffer, size_t length, int *end, + size_t *bytes_read) { struct hp_82341_priv *hp_priv = board->private_data; struct tms9914_priv *tms_priv = &hp_priv->tms9914_priv; @@ -39,18 +51,19 @@ int hp_82341_accel_read(gpib_board_t *board, uint8_t *buffer, size_t length, int return 0; //disable fifo for the moment outb(DIRECTION_GPIB_TO_HOST_BIT, hp_priv->iobase[3] + BUFFER_CONTROL_REG); - // Handle corner case of board not in holdoff and one byte has slipped in already. - // Also, board sometimes has problems (spurious 1 byte reads) when read fifo is - // started up with board in - // TACS under certain data holdoff conditions. Doing a 1 byte tms9914-style - // read avoids these problems. + /* + * Handle corner case of board not in holdoff and one byte has slipped in already. + * Also, board sometimes has problems (spurious 1 byte reads) when read fifo is + * started up with board in TACS under certain data holdoff conditions. + * Doing a 1 byte tms9914-style read avoids these problems. + */ if (/*tms_priv->holdoff_active == 0 && */length > 1) { size_t num_bytes; retval = tms9914_read(board, tms_priv, buffer, 1, end, &num_bytes); *bytes_read += num_bytes; if (retval < 0) - pr_err("tms9914_read failed retval=%i\n", retval); + dev_err(board->gpib_dev, "tms9914_read failed retval=%i\n", retval); if (retval < 0 || *end) return retval; ++buffer; @@ -86,7 +99,6 @@ int hp_82341_accel_read(gpib_board_t *board, uint8_t *buffer, size_t length, int test_bit(DEV_CLEAR_BN, &tms_priv->state) || test_bit(TIMO_NUM, &board->status)); if (retval) { - pr_warn("%s: read wait interrupted\n", __func__); retval = -ERESTARTSYS; break; } @@ -111,12 +123,10 @@ int hp_82341_accel_read(gpib_board_t *board, uint8_t *buffer, size_t length, int tms_priv->holdoff_active = 1; } if (test_bit(TIMO_NUM, &board->status)) { - pr_debug("%s: minor %i: read timed out\n", __FILE__, board->minor); retval = -ETIMEDOUT; break; } if (test_bit(DEV_CLEAR_BN, &tms_priv->state)) { - pr_warn("%s: device clear interrupted read\n", __FILE__); retval = -EINTR; break; } @@ -138,7 +148,7 @@ int hp_82341_accel_read(gpib_board_t *board, uint8_t *buffer, size_t length, int return 0; } -static int restart_write_fifo(gpib_board_t *board, struct hp_82341_priv *hp_priv) +static int restart_write_fifo(struct gpib_board *board, struct hp_82341_priv *hp_priv) { struct tms9914_priv *tms_priv = &hp_priv->tms9914_priv; @@ -149,7 +159,7 @@ static int restart_write_fifo(gpib_board_t *board, struct hp_82341_priv *hp_priv //restart doesn't work if data holdoff is in effect status = tms9914_line_status(board, tms_priv); - if ((status & BusNRFD) == 0) { + if ((status & BUS_NRFD) == 0) { outb(RESTART_STREAM_BIT, hp_priv->iobase[0] + STREAM_STATUS_REG); return 0; } @@ -163,8 +173,8 @@ static int restart_write_fifo(gpib_board_t *board, struct hp_82341_priv *hp_priv return 0; } -int hp_82341_accel_write(gpib_board_t *board, uint8_t *buffer, size_t length, - int send_eoi, size_t *bytes_written) +static int hp_82341_accel_write(struct gpib_board *board, u8 *buffer, size_t length, + int send_eoi, size_t *bytes_written) { struct hp_82341_priv *hp_priv = board->private_data; struct tms9914_priv *tms_priv = &hp_priv->tms9914_priv; @@ -204,7 +214,7 @@ int hp_82341_accel_write(gpib_board_t *board, uint8_t *buffer, size_t length, outb(ENABLE_TI_BUFFER_BIT, hp_priv->iobase[3] + BUFFER_CONTROL_REG); retval = restart_write_fifo(board, hp_priv); if (retval < 0) { - pr_err("hp82341: failed to restart write stream\n"); + dev_err(board->gpib_dev, "failed to restart write stream\n"); break; } retval = wait_event_interruptible(board->wait, @@ -216,17 +226,14 @@ int hp_82341_accel_write(gpib_board_t *board, uint8_t *buffer, size_t length, outb(0, hp_priv->iobase[3] + BUFFER_CONTROL_REG); *bytes_written += block_size - read_transfer_counter(hp_priv); if (retval) { - pr_warn("%s: write wait interrupted\n", __FILE__); retval = -ERESTARTSYS; break; } if (test_bit(TIMO_NUM, &board->status)) { - pr_debug("%s: minor %i: write timed out\n", __FILE__, board->minor); retval = -ETIMEDOUT; break; } if (test_bit(DEV_CLEAR_BN, &tms_priv->state)) { - pr_warn("%s: device clear interrupted write\n", __FILE__); retval = -EINTR; break; } @@ -244,48 +251,50 @@ int hp_82341_accel_write(gpib_board_t *board, uint8_t *buffer, size_t length, return 0; } -static int hp_82341_attach(gpib_board_t *board, const gpib_board_config_t *config); +static int hp_82341_attach(struct gpib_board *board, const struct gpib_board_config *config); -static void hp_82341_detach(gpib_board_t *board); +static void hp_82341_detach(struct gpib_board *board); // wrappers for interface functions -int hp_82341_read(gpib_board_t *board, uint8_t *buffer, size_t length, int *end, size_t *bytes_read) +static int hp_82341_read(struct gpib_board *board, u8 *buffer, size_t length, int *end, + size_t *bytes_read) { struct hp_82341_priv *priv = board->private_data; return tms9914_read(board, &priv->tms9914_priv, buffer, length, end, bytes_read); } -int hp_82341_write(gpib_board_t *board, uint8_t *buffer, size_t length, int send_eoi, - size_t *bytes_written) +static int hp_82341_write(struct gpib_board *board, u8 *buffer, size_t length, int send_eoi, + size_t *bytes_written) { struct hp_82341_priv *priv = board->private_data; return tms9914_write(board, &priv->tms9914_priv, buffer, length, send_eoi, bytes_written); } -int hp_82341_command(gpib_board_t *board, uint8_t *buffer, size_t length, size_t *bytes_written) +static int hp_82341_command(struct gpib_board *board, u8 *buffer, size_t length, + size_t *bytes_written) { struct hp_82341_priv *priv = board->private_data; return tms9914_command(board, &priv->tms9914_priv, buffer, length, bytes_written); } -int hp_82341_take_control(gpib_board_t *board, int synchronous) +static int hp_82341_take_control(struct gpib_board *board, int synchronous) { struct hp_82341_priv *priv = board->private_data; return tms9914_take_control(board, &priv->tms9914_priv, synchronous); } -int hp_82341_go_to_standby(gpib_board_t *board) +static int hp_82341_go_to_standby(struct gpib_board *board) { struct hp_82341_priv *priv = board->private_data; return tms9914_go_to_standby(board, &priv->tms9914_priv); } -void hp_82341_request_system_control(gpib_board_t *board, int request_control) +static int hp_82341_request_system_control(struct gpib_board *board, int request_control) { struct hp_82341_priv *priv = board->private_data; @@ -294,115 +303,115 @@ void hp_82341_request_system_control(gpib_board_t *board, int request_control) else priv->mode_control_bits &= ~SYSTEM_CONTROLLER_BIT; outb(priv->mode_control_bits, priv->iobase[0] + MODE_CONTROL_STATUS_REG); - tms9914_request_system_control(board, &priv->tms9914_priv, request_control); + return tms9914_request_system_control(board, &priv->tms9914_priv, request_control); } -void hp_82341_interface_clear(gpib_board_t *board, int assert) +static void hp_82341_interface_clear(struct gpib_board *board, int assert) { struct hp_82341_priv *priv = board->private_data; tms9914_interface_clear(board, &priv->tms9914_priv, assert); } -void hp_82341_remote_enable(gpib_board_t *board, int enable) +static void hp_82341_remote_enable(struct gpib_board *board, int enable) { struct hp_82341_priv *priv = board->private_data; tms9914_remote_enable(board, &priv->tms9914_priv, enable); } -int hp_82341_enable_eos(gpib_board_t *board, uint8_t eos_byte, int compare_8_bits) +static int hp_82341_enable_eos(struct gpib_board *board, u8 eos_byte, int compare_8_bits) { struct hp_82341_priv *priv = board->private_data; return tms9914_enable_eos(board, &priv->tms9914_priv, eos_byte, compare_8_bits); } -void hp_82341_disable_eos(gpib_board_t *board) +static void hp_82341_disable_eos(struct gpib_board *board) { struct hp_82341_priv *priv = board->private_data; tms9914_disable_eos(board, &priv->tms9914_priv); } -unsigned int hp_82341_update_status(gpib_board_t *board, unsigned int clear_mask) +static unsigned int hp_82341_update_status(struct gpib_board *board, unsigned int clear_mask) { struct hp_82341_priv *priv = board->private_data; return tms9914_update_status(board, &priv->tms9914_priv, clear_mask); } -int hp_82341_primary_address(gpib_board_t *board, unsigned int address) +static int hp_82341_primary_address(struct gpib_board *board, unsigned int address) { struct hp_82341_priv *priv = board->private_data; return tms9914_primary_address(board, &priv->tms9914_priv, address); } -int hp_82341_secondary_address(gpib_board_t *board, unsigned int address, int enable) +static int hp_82341_secondary_address(struct gpib_board *board, unsigned int address, int enable) { struct hp_82341_priv *priv = board->private_data; return tms9914_secondary_address(board, &priv->tms9914_priv, address, enable); } -int hp_82341_parallel_poll(gpib_board_t *board, uint8_t *result) +static int hp_82341_parallel_poll(struct gpib_board *board, u8 *result) { struct hp_82341_priv *priv = board->private_data; return tms9914_parallel_poll(board, &priv->tms9914_priv, result); } -void hp_82341_parallel_poll_configure(gpib_board_t *board, uint8_t config) +static void hp_82341_parallel_poll_configure(struct gpib_board *board, u8 config) { struct hp_82341_priv *priv = board->private_data; tms9914_parallel_poll_configure(board, &priv->tms9914_priv, config); } -void hp_82341_parallel_poll_response(gpib_board_t *board, int ist) +static void hp_82341_parallel_poll_response(struct gpib_board *board, int ist) { struct hp_82341_priv *priv = board->private_data; tms9914_parallel_poll_response(board, &priv->tms9914_priv, ist); } -void hp_82341_serial_poll_response(gpib_board_t *board, uint8_t status) +static void hp_82341_serial_poll_response(struct gpib_board *board, u8 status) { struct hp_82341_priv *priv = board->private_data; tms9914_serial_poll_response(board, &priv->tms9914_priv, status); } -static uint8_t hp_82341_serial_poll_status(gpib_board_t *board) +static u8 hp_82341_serial_poll_status(struct gpib_board *board) { struct hp_82341_priv *priv = board->private_data; return tms9914_serial_poll_status(board, &priv->tms9914_priv); } -static int hp_82341_line_status(const gpib_board_t *board) +static int hp_82341_line_status(const struct gpib_board *board) { struct hp_82341_priv *priv = board->private_data; return tms9914_line_status(board, &priv->tms9914_priv); } -static unsigned int hp_82341_t1_delay(gpib_board_t *board, unsigned int nano_sec) +static int hp_82341_t1_delay(struct gpib_board *board, unsigned int nano_sec) { struct hp_82341_priv *priv = board->private_data; return tms9914_t1_delay(board, &priv->tms9914_priv, nano_sec); } -void hp_82341_return_to_local(gpib_board_t *board) +static void hp_82341_return_to_local(struct gpib_board *board) { struct hp_82341_priv *priv = board->private_data; tms9914_return_to_local(board, &priv->tms9914_priv); } -static gpib_interface_t hp_82341_unaccel_interface = { +static struct gpib_interface hp_82341_unaccel_interface = { .name = "hp_82341_unaccel", .attach = hp_82341_attach, .detach = hp_82341_detach, @@ -430,7 +439,7 @@ static gpib_interface_t hp_82341_unaccel_interface = { .return_to_local = hp_82341_return_to_local, }; -static gpib_interface_t hp_82341_interface = { +static struct gpib_interface hp_82341_interface = { .name = "hp_82341", .attach = hp_82341_attach, .detach = hp_82341_detach, @@ -457,7 +466,7 @@ static gpib_interface_t hp_82341_interface = { .return_to_local = hp_82341_return_to_local, }; -int hp_82341_allocate_private(gpib_board_t *board) +static int hp_82341_allocate_private(struct gpib_board *board) { board->private_data = kzalloc(sizeof(struct hp_82341_priv), GFP_KERNEL); if (!board->private_data) @@ -465,18 +474,18 @@ int hp_82341_allocate_private(gpib_board_t *board) return 0; } -void hp_82341_free_private(gpib_board_t *board) +static void hp_82341_free_private(struct gpib_board *board) { kfree(board->private_data); board->private_data = NULL; } -static uint8_t hp_82341_read_byte(struct tms9914_priv *priv, unsigned int register_num) +static u8 hp_82341_read_byte(struct tms9914_priv *priv, unsigned int register_num) { return inb(priv->iobase + register_num); } -static void hp_82341_write_byte(struct tms9914_priv *priv, uint8_t data, unsigned int register_num) +static void hp_82341_write_byte(struct tms9914_priv *priv, u8 data, unsigned int register_num) { outb(data, priv->iobase + register_num); } @@ -486,21 +495,21 @@ static int hp_82341_find_isapnp_board(struct pnp_dev **dev) *dev = pnp_find_dev(NULL, ISAPNP_VENDOR('H', 'W', 'P'), ISAPNP_FUNCTION(0x1411), NULL); if (!*dev || !(*dev)->card) { - pr_err("hp_82341: failed to find isapnp board\n"); + pr_err("failed to find isapnp board\n"); return -ENODEV; } if (pnp_device_attach(*dev) < 0) { - pr_err("hp_82341: board already active, skipping\n"); + pr_err("board already active, skipping\n"); return -EBUSY; } if (pnp_activate_dev(*dev) < 0) { pnp_device_detach(*dev); - pr_err("hp_82341: failed to activate() atgpib/tnt, aborting\n"); + pr_err("failed to activate(), aborting\n"); return -EAGAIN; } if (!pnp_port_valid(*dev, 0) || !pnp_irq_valid(*dev, 0)) { pnp_device_detach(*dev); - pr_err("hp_82341: invalid port or irq for atgpib/tnt, aborting\n"); + pr_err("invalid port or irq, aborting\n"); return -ENOMEM; } return 0; @@ -521,7 +530,7 @@ static int xilinx_ready(struct hp_82341_priv *hp_priv) else return 0; default: - pr_err("hp_82341: %s: bug! unknown hw_version\n", __func__); + pr_err("bug! unknown hw_version\n"); break; } return 0; @@ -541,7 +550,7 @@ static int xilinx_done(struct hp_82341_priv *hp_priv) else return 0; default: - pr_err("hp_82341: %s: bug! unknown hw_version\n", __func__); + pr_err("bug! unknown hw_version\n"); break; } return 0; @@ -562,7 +571,7 @@ static int irq_valid(struct hp_82341_priv *hp_priv, int irq) case 15: return 1; default: - pr_err("hp_82341: invalid irq=%i for 82341C, irq must be 3, 5, 7, 9, 10, 11, 12, or 15.\n", + pr_err("invalid irq=%i for 82341C, irq must be 3, 5, 7, 9, 10, 11, 12, or 15.\n", irq); return 0; } @@ -570,7 +579,7 @@ static int irq_valid(struct hp_82341_priv *hp_priv, int irq) case HW_VERSION_82341D: return 1; default: - pr_err("hp_82341: %s: bug! unknown hw_version\n", __func__); + pr_err("bug! unknown hw_version\n"); break; } return 0; @@ -592,7 +601,7 @@ static int hp_82341_load_firmware_array(struct hp_82341_priv *hp_priv, usleep_range(10, 15); } if (j == timeout) { - pr_err("hp_82341: timed out waiting for Xilinx ready.\n"); + pr_err("timed out waiting for Xilinx ready.\n"); return -ETIMEDOUT; } outb(firmware_data[i], hp_priv->iobase[0] + XILINX_DATA_REG); @@ -605,38 +614,39 @@ static int hp_82341_load_firmware_array(struct hp_82341_priv *hp_priv, usleep_range(10, 15); } if (j == timeout) { - pr_err("hp_82341: timed out waiting for Xilinx done.\n"); + pr_err("timed out waiting for Xilinx done.\n"); return -ETIMEDOUT; } return 0; } -static int hp_82341_load_firmware(struct hp_82341_priv *hp_priv, const gpib_board_config_t *config) +static int hp_82341_load_firmware(struct hp_82341_priv *hp_priv, + const struct gpib_board_config *config) { if (config->init_data_length == 0) { if (xilinx_done(hp_priv)) return 0; - pr_err("hp_82341: board needs be initialized with firmware upload.\n" + pr_err("board needs be initialized with firmware upload.\n" "\tUse the --init-data option of gpib_config.\n"); return -EINVAL; } switch (hp_priv->hw_version) { case HW_VERSION_82341C: if (config->init_data_length != hp_82341c_firmware_length) { - pr_err("hp_82341: bad firmware length=%i for 82341c (expected %i).\n", + pr_err("bad firmware length=%i for 82341c (expected %i).\n", config->init_data_length, hp_82341c_firmware_length); return -EINVAL; } break; case HW_VERSION_82341D: if (config->init_data_length != hp_82341d_firmware_length) { - pr_err("hp_82341: bad firmware length=%i for 82341d (expected %i).\n", + pr_err("bad firmware length=%i for 82341d (expected %i).\n", config->init_data_length, hp_82341d_firmware_length); return -EINVAL; } break; default: - pr_err("hp_82341: %s: bug! unknown hw_version\n", __func__); + pr_err("bug! unknown hw_version\n"); break; } return hp_82341_load_firmware_array(hp_priv, config->init_data, config->init_data_length); @@ -678,7 +688,7 @@ static int clear_xilinx(struct hp_82341_priv *hp_priv) return 0; } -int hp_82341_attach(gpib_board_t *board, const gpib_board_config_t *config) +static int hp_82341_attach(struct gpib_board *board, const struct gpib_board_config *config) { struct hp_82341_priv *hp_priv; struct tms9914_priv *tms_priv; @@ -714,13 +724,12 @@ int hp_82341_attach(gpib_board_t *board, const gpib_board_config_t *config) hp_priv->hw_version = HW_VERSION_82341C; hp_priv->io_region_offset = 0x400; } - pr_info("hp_82341: base io 0x%u\n", iobase); for (i = 0; i < hp_82341_num_io_regions; ++i) { start_addr = iobase + i * hp_priv->io_region_offset; - if (!request_region(start_addr, hp_82341_region_iosize, "hp_82341")) { - pr_err("hp_82341: failed to allocate io ports 0x%lx-0x%lx\n", - start_addr, - start_addr + hp_82341_region_iosize - 1); + if (!request_region(start_addr, hp_82341_region_iosize, DRV_NAME)) { + dev_err(board->gpib_dev, "failed to allocate io ports 0x%x-0x%x\n", + start_addr, + start_addr + hp_82341_region_iosize - 1); return -EIO; } hp_priv->iobase[i] = start_addr; @@ -730,7 +739,7 @@ int hp_82341_attach(gpib_board_t *board, const gpib_board_config_t *config) retval = isapnp_cfg_begin(hp_priv->pnp_dev->card->number, hp_priv->pnp_dev->number); if (retval < 0) { - pr_err("hp_82341: isapnp_cfg_begin returned error\n"); + dev_err(board->gpib_dev, "isapnp_cfg_begin returned error\n"); return retval; } isapnp_write_byte(PIO_DIRECTION_REG, HP_82341D_XILINX_READY_BIT | @@ -746,12 +755,11 @@ int hp_82341_attach(gpib_board_t *board, const gpib_board_config_t *config) return retval; if (irq_valid(hp_priv, irq) == 0) return -EINVAL; - if (request_irq(irq, hp_82341_interrupt, 0, "hp_82341", board)) { - pr_err("hp_82341: failed to allocate IRQ %d\n", irq); + if (request_irq(irq, hp_82341_interrupt, 0, DRV_NAME, board)) { + dev_err(board->gpib_dev, "failed to allocate IRQ %d\n", irq); return -EIO; } hp_priv->irq = irq; - pr_info("hp_82341: IRQ %d\n", irq); hp_priv->config_control_bits &= ~IRQ_SELECT_MASK; hp_priv->config_control_bits |= IRQ_SELECT_BITS(irq); outb(hp_priv->config_control_bits, hp_priv->iobase[0] + CONFIG_CONTROL_STATUS_REG); @@ -768,13 +776,11 @@ int hp_82341_attach(gpib_board_t *board, const gpib_board_config_t *config) hp_priv->iobase[0] + EVENT_STATUS_REG); tms9914_online(board, tms_priv); - pr_info("hp_82341: board id %x %x %x %x\n", inb(hp_priv->iobase[1] + ID0_REG), - inb(hp_priv->iobase[1] + ID1_REG), inb(hp_priv->iobase[2] + ID2_REG), - inb(hp_priv->iobase[2] + ID3_REG)); + return 0; } -void hp_82341_detach(gpib_board_t *board) +static void hp_82341_detach(struct gpib_board *board) { struct hp_82341_priv *hp_priv = board->private_data; struct tms9914_priv *tms_priv; @@ -799,11 +805,14 @@ void hp_82341_detach(gpib_board_t *board) hp_82341_free_private(board); } +#if 0 +/* unused, will be needed when the driver is turned into a pnp_driver */ static const struct pnp_device_id hp_82341_pnp_table[] = { {.id = "HWP1411"}, {.id = ""} }; MODULE_DEVICE_TABLE(pnp, hp_82341_pnp_table); +#endif static int __init hp_82341_init_module(void) { @@ -811,13 +820,13 @@ static int __init hp_82341_init_module(void) ret = gpib_register_driver(&hp_82341_unaccel_interface, THIS_MODULE); if (ret) { - pr_err("hp_82341: gpib_register_driver failed: error = %d\n", ret); + pr_err("gpib_register_driver failed: error = %d\n", ret); return ret; } ret = gpib_register_driver(&hp_82341_interface, THIS_MODULE); if (ret) { - pr_err("hp_82341: gpib_register_driver failed: error = %d\n", ret); + pr_err("gpib_register_driver failed: error = %d\n", ret); gpib_unregister_driver(&hp_82341_unaccel_interface); return ret; } @@ -837,7 +846,7 @@ module_exit(hp_82341_exit_module); /* * GPIB interrupt service routines */ -unsigned short read_and_clear_event_status(gpib_board_t *board) +static unsigned short read_and_clear_event_status(struct gpib_board *board) { struct hp_82341_priv *hp_priv = board->private_data; unsigned long flags; @@ -850,10 +859,10 @@ unsigned short read_and_clear_event_status(gpib_board_t *board) return status; } -irqreturn_t hp_82341_interrupt(int irq, void *arg) +static irqreturn_t hp_82341_interrupt(int irq, void *arg) { int status1, status2; - gpib_board_t *board = arg; + struct gpib_board *board = arg; struct hp_82341_priv *hp_priv = board->private_data; struct tms9914_priv *tms_priv = &hp_priv->tms9914_priv; unsigned long flags; @@ -862,7 +871,6 @@ irqreturn_t hp_82341_interrupt(int irq, void *arg) spin_lock_irqsave(&board->spinlock, flags); event_status = inb(hp_priv->iobase[0] + EVENT_STATUS_REG); -// printk("hp_82341: interrupt event_status=0x%x\n", event_status); if (event_status & INTERRUPT_PENDING_EVENT_BIT) retval = IRQ_HANDLED; //write-clear status bits @@ -877,15 +885,12 @@ irqreturn_t hp_82341_interrupt(int irq, void *arg) status1 = read_byte(tms_priv, ISR0); status2 = read_byte(tms_priv, ISR1); tms9914_interrupt_have_status(board, tms_priv, status1, status2); -/* printk("hp_82341: interrupt status1=0x%x status2=0x%x\n", - * status1, status2); - */ } spin_unlock_irqrestore(&board->spinlock, flags); return retval; } -int read_transfer_counter(struct hp_82341_priv *hp_priv) +static int read_transfer_counter(struct hp_82341_priv *hp_priv) { int lo, mid, value; @@ -896,7 +901,7 @@ int read_transfer_counter(struct hp_82341_priv *hp_priv) return value; } -void set_transfer_counter(struct hp_82341_priv *hp_priv, int count) +static void set_transfer_counter(struct hp_82341_priv *hp_priv, int count) { int complement = -count; diff --git a/drivers/staging/gpib/hp_82341/hp_82341.h b/drivers/staging/gpib/hp_82341/hp_82341.h index 0065ebd9747c..370a3d4576eb 100644 --- a/drivers/staging/gpib/hp_82341/hp_82341.h +++ b/drivers/staging/gpib/hp_82341/hp_82341.h @@ -26,42 +26,6 @@ struct hp_82341_priv { enum hp_82341_hardware_version hw_version; }; - -// interface functions -int hp_82341_accel_read(gpib_board_t *board, uint8_t *buffer, size_t length, int *end, - size_t *bytes_read); -int hp_82341_accel_write(gpib_board_t *board, uint8_t *buffer, size_t length, int send_eoi, - size_t *bytes_written); -int hp_82341_read(gpib_board_t *board, uint8_t *buffer, size_t length, int *end, - size_t *bytes_read); -int hp_82341_write(gpib_board_t *board, uint8_t *buffer, size_t length, int send_eoi, - size_t *bytes_written); -int hp_82341_command(gpib_board_t *board, uint8_t *buffer, size_t length, size_t *bytes_written); -int hp_82341_take_control(gpib_board_t *board, int synchronous); -int hp_82341_go_to_standby(gpib_board_t *board); -void hp_82341_request_system_control(gpib_board_t *board, int request_control); -void hp_82341_interface_clear(gpib_board_t *board, int assert); -void hp_82341_remote_enable(gpib_board_t *board, int enable); -int hp_82341_enable_eos(gpib_board_t *board, uint8_t eos_byte, int - compare_8_bits); -void hp_82341_disable_eos(gpib_board_t *board); -unsigned int hp_82341_update_status(gpib_board_t *board, unsigned int clear_mask); -int hp_82341_primary_address(gpib_board_t *board, unsigned int address); -int hp_82341_secondary_address(gpib_board_t *board, unsigned int address, int - enable); -int hp_82341_parallel_poll(gpib_board_t *board, uint8_t *result); -void hp_82341_parallel_poll_configure(gpib_board_t *board, uint8_t config); -void hp_82341_parallel_poll_response(gpib_board_t *board, int ist); -void hp_82341_serial_poll_response(gpib_board_t *board, uint8_t status); -void hp_82341_return_to_local(gpib_board_t *board); - -// interrupt service routines -irqreturn_t hp_82341_interrupt(int irq, void *arg); - -// utility functions -int hp_82341_allocate_private(gpib_board_t *board); -void hp_82341_free_private(gpib_board_t *board); - static const int hp_82341_region_iosize = 0x8; static const int hp_82341_num_io_regions = 4; static const int hp_82341_fifo_size = 0xffe; @@ -199,7 +163,3 @@ enum hp_82341d_pnp_pio_bits { HP_82341D_LEGACY_MODE_BIT = 0x4, HP_82341D_NOT_PROG_BIT = 0x8, // clear to reinitialize xilinx }; - -unsigned short read_and_clear_event_status(gpib_board_t *board); -int read_transfer_counter(struct hp_82341_priv *hp_priv); -void set_transfer_counter(struct hp_82341_priv *hp_priv, int count); diff --git a/drivers/staging/gpib/include/gpibP.h b/drivers/staging/gpib/include/gpibP.h index d35fdd391f7e..0af72934ce24 100644 --- a/drivers/staging/gpib/include/gpibP.h +++ b/drivers/staging/gpib/include/gpibP.h @@ -11,28 +11,28 @@ #include "gpib_types.h" #include "gpib_proto.h" -#include "gpib_user.h" +#include "gpib.h" #include "gpib_ioctl.h" #include <linux/fs.h> #include <linux/interrupt.h> #include <linux/io.h> -int gpib_register_driver(gpib_interface_t *interface, struct module *mod); -void gpib_unregister_driver(gpib_interface_t *interface); -struct pci_dev *gpib_pci_get_device(const gpib_board_config_t *config, unsigned int vendor_id, +int gpib_register_driver(struct gpib_interface *interface, struct module *mod); +void gpib_unregister_driver(struct gpib_interface *interface); +struct pci_dev *gpib_pci_get_device(const struct gpib_board_config *config, unsigned int vendor_id, unsigned int device_id, struct pci_dev *from); -struct pci_dev *gpib_pci_get_subsys(const gpib_board_config_t *config, unsigned int vendor_id, +struct pci_dev *gpib_pci_get_subsys(const struct gpib_board_config *config, unsigned int vendor_id, unsigned int device_id, unsigned int ss_vendor, unsigned int ss_device, struct pci_dev *from); -unsigned int num_gpib_events(const gpib_event_queue_t *queue); -int push_gpib_event(gpib_board_t *board, short event_type); -int pop_gpib_event(gpib_board_t *board, gpib_event_queue_t *queue, short *event_type); -int gpib_request_pseudo_irq(gpib_board_t *board, irqreturn_t (*handler)(int, void *)); -void gpib_free_pseudo_irq(gpib_board_t *board); +unsigned int num_gpib_events(const struct gpib_event_queue *queue); +int push_gpib_event(struct gpib_board *board, short event_type); +int pop_gpib_event(struct gpib_board *board, struct gpib_event_queue *queue, short *event_type); +int gpib_request_pseudo_irq(struct gpib_board *board, irqreturn_t (*handler)(int, void *)); +void gpib_free_pseudo_irq(struct gpib_board *board); int gpib_match_device_path(struct device *dev, const char *device_path_in); -extern gpib_board_t board_array[GPIB_MAX_NUM_BOARDS]; +extern struct gpib_board board_array[GPIB_MAX_NUM_BOARDS]; extern struct list_head registered_drivers; diff --git a/drivers/staging/gpib/include/gpib_proto.h b/drivers/staging/gpib/include/gpib_proto.h index 1499f954210b..42e736e3b7cd 100644 --- a/drivers/staging/gpib/include/gpib_proto.h +++ b/drivers/staging/gpib/include/gpib_proto.h @@ -8,13 +8,9 @@ int ibopen(struct inode *inode, struct file *filep); int ibclose(struct inode *inode, struct file *file); long ibioctl(struct file *filep, unsigned int cmd, unsigned long arg); -int osInit(void); -void osReset(void); -void os_start_timer(gpib_board_t *board, unsigned int usec_timeout); -void os_remove_timer(gpib_board_t *board); -void osSendEOI(void); -void osSendEOI(void); -void init_gpib_board(gpib_board_t *board); +void os_start_timer(struct gpib_board *board, unsigned int usec_timeout); +void os_remove_timer(struct gpib_board *board); +void init_gpib_board(struct gpib_board *board); static inline unsigned long usec_to_jiffies(unsigned int usec) { unsigned long usec_per_jiffy = 1000000 / HZ; @@ -22,35 +18,32 @@ static inline unsigned long usec_to_jiffies(unsigned int usec) return 1 + (usec + usec_per_jiffy - 1) / usec_per_jiffy; }; -int serial_poll_all(gpib_board_t *board, unsigned int usec_timeout); -void init_gpib_descriptor(gpib_descriptor_t *desc); -int dvrsp(gpib_board_t *board, unsigned int pad, int sad, - unsigned int usec_timeout, uint8_t *result); -int ibAPWait(gpib_board_t *board, int pad); -int ibAPrsp(gpib_board_t *board, int padsad, char *spb); -void ibAPE(gpib_board_t *board, int pad, int v); -int ibcac(gpib_board_t *board, int sync, int fallback_to_async); -int ibcmd(gpib_board_t *board, uint8_t *buf, size_t length, size_t *bytes_written); -int ibgts(gpib_board_t *board); -int ibonline(gpib_board_t *board); -int iboffline(gpib_board_t *board); -int iblines(const gpib_board_t *board, short *lines); -int ibrd(gpib_board_t *board, uint8_t *buf, size_t length, int *end_flag, size_t *bytes_read); -int ibrpp(gpib_board_t *board, uint8_t *buf); -int ibrsv2(gpib_board_t *board, uint8_t status_byte, int new_reason_for_service); -void ibrsc(gpib_board_t *board, int request_control); -int ibsic(gpib_board_t *board, unsigned int usec_duration); -int ibsre(gpib_board_t *board, int enable); -int ibpad(gpib_board_t *board, unsigned int addr); -int ibsad(gpib_board_t *board, int addr); -int ibeos(gpib_board_t *board, int eos, int eosflags); -int ibwait(gpib_board_t *board, int wait_mask, int clear_mask, int set_mask, - int *status, unsigned long usec_timeout, gpib_descriptor_t *desc); -int ibwrt(gpib_board_t *board, uint8_t *buf, size_t cnt, int send_eoi, size_t *bytes_written); -int ibstatus(gpib_board_t *board); -int general_ibstatus(gpib_board_t *board, const gpib_status_queue_t *device, - int clear_mask, int set_mask, gpib_descriptor_t *desc); -int io_timed_out(gpib_board_t *board); -int ibppc(gpib_board_t *board, uint8_t configuration); +int serial_poll_all(struct gpib_board *board, unsigned int usec_timeout); +void init_gpib_descriptor(struct gpib_descriptor *desc); +int dvrsp(struct gpib_board *board, unsigned int pad, int sad, + unsigned int usec_timeout, u8 *result); +int ibcac(struct gpib_board *board, int sync, int fallback_to_async); +int ibcmd(struct gpib_board *board, u8 *buf, size_t length, size_t *bytes_written); +int ibgts(struct gpib_board *board); +int ibonline(struct gpib_board *board); +int iboffline(struct gpib_board *board); +int iblines(const struct gpib_board *board, short *lines); +int ibrd(struct gpib_board *board, u8 *buf, size_t length, int *end_flag, size_t *bytes_read); +int ibrpp(struct gpib_board *board, u8 *buf); +int ibrsv2(struct gpib_board *board, u8 status_byte, int new_reason_for_service); +int ibrsc(struct gpib_board *board, int request_control); +int ibsic(struct gpib_board *board, unsigned int usec_duration); +int ibsre(struct gpib_board *board, int enable); +int ibpad(struct gpib_board *board, unsigned int addr); +int ibsad(struct gpib_board *board, int addr); +int ibeos(struct gpib_board *board, int eos, int eosflags); +int ibwait(struct gpib_board *board, int wait_mask, int clear_mask, int set_mask, + int *status, unsigned long usec_timeout, struct gpib_descriptor *desc); +int ibwrt(struct gpib_board *board, u8 *buf, size_t cnt, int send_eoi, size_t *bytes_written); +int ibstatus(struct gpib_board *board); +int general_ibstatus(struct gpib_board *board, const struct gpib_status_queue *device, + int clear_mask, int set_mask, struct gpib_descriptor *desc); +int io_timed_out(struct gpib_board *board); +int ibppc(struct gpib_board *board, u8 configuration); #endif /* GPIB_PROTO_INCLUDED */ diff --git a/drivers/staging/gpib/include/gpib_types.h b/drivers/staging/gpib/include/gpib_types.h index b41781a55a60..db040c80d778 100644 --- a/drivers/staging/gpib/include/gpib_types.h +++ b/drivers/staging/gpib/include/gpib_types.h @@ -8,12 +8,7 @@ #define _GPIB_TYPES_H #ifdef __KERNEL__ -/* gpib_interface_t defines the interface - * between the board-specific details dealt with in the drivers - * and generic interface provided by gpib-common. - * This really should be in a different header file. - */ -#include "gpib_user.h" +#include "gpib.h" #include <linux/atomic.h> #include <linux/device.h> #include <linux/mutex.h> @@ -22,11 +17,10 @@ #include <linux/timer.h> #include <linux/interrupt.h> -typedef struct gpib_interface_struct gpib_interface_t; -typedef struct gpib_board_struct gpib_board_t; +struct gpib_board; /* config parameters that are only used by driver attach functions */ -typedef struct { +struct gpib_board_config { /* firmware blob */ void *init_data; int init_data_length; @@ -37,11 +31,13 @@ typedef struct { unsigned int ibirq; /* dma channel to use for non-pnp cards (set by core, driver should make local copy) */ unsigned int ibdma; - /* pci bus of card, useful for distinguishing multiple identical pci cards + /* + * pci bus of card, useful for distinguishing multiple identical pci cards * (negative means don't care) */ int pci_bus; - /* pci slot of card, useful for distinguishing multiple identical pci cards + /* + * pci slot of card, useful for distinguishing multiple identical pci cards * (negative means don't care) */ int pci_slot; @@ -49,16 +45,23 @@ typedef struct { char *device_path; /* serial number of hardware to attach */ char *serial_number; -} gpib_board_config_t; +}; -struct gpib_interface_struct { +/* + * struct gpib_interface defines the interface + * between the board-specific details dealt with in the drivers + * and generic interface provided by gpib-common. + * This really should be in a different header file. + */ +struct gpib_interface { /* name of board */ char *name; /* attach() initializes board and allocates resources */ - int (*attach)(gpib_board_t *board, const gpib_board_config_t *config); + int (*attach)(struct gpib_board *board, const struct gpib_board_config *config); /* detach() shuts down board and frees resources */ - void (*detach)(gpib_board_t *board); - /* read() should read at most 'length' bytes from the bus into + void (*detach)(struct gpib_board *board); + /* + * read() should read at most 'length' bytes from the bus into * 'buffer'. It should return when it fills the buffer or * encounters an END (EOI and or EOS if appropriate). It should set 'end' * to be nonzero if the read was terminated by an END, otherwise 'end' @@ -68,76 +71,88 @@ struct gpib_interface_struct { * return indicates error. * nbytes returns number of bytes read */ - int (*read)(gpib_board_t *board, uint8_t *buffer, size_t length, int *end, + int (*read)(struct gpib_board *board, u8 *buffer, size_t length, int *end, size_t *bytes_read); - /* write() should write 'length' bytes from buffer to the bus. + /* + * write() should write 'length' bytes from buffer to the bus. * If the boolean value send_eoi is nonzero, then EOI should * be sent along with the last byte. Returns number of bytes * written or negative value on error. */ - int (*write)(gpib_board_t *board, uint8_t *buffer, size_t length, int send_eoi, + int (*write)(struct gpib_board *board, u8 *buffer, size_t length, int send_eoi, size_t *bytes_written); - /* command() writes the command bytes in 'buffer' to the bus + /* + * command() writes the command bytes in 'buffer' to the bus * Returns zero on success or negative value on error. */ - int (*command)(gpib_board_t *board, uint8_t *buffer, size_t length, + int (*command)(struct gpib_board *board, u8 *buffer, size_t length, size_t *bytes_written); - /* Take control (assert ATN). If 'asyncronous' is nonzero, take + /* + * Take control (assert ATN). If 'asyncronous' is nonzero, take * control asyncronously (assert ATN immediately without waiting * for other processes to complete first). Should not return * until board becomes controller in charge. Returns zero no success, * nonzero on error. */ - int (*take_control)(gpib_board_t *board, int asyncronous); - /* De-assert ATN. Returns zero on success, nonzer on error. + int (*take_control)(struct gpib_board *board, int asyncronous); + /* + * De-assert ATN. Returns zero on success, nonzer on error. */ - int (*go_to_standby)(gpib_board_t *board); + int (*go_to_standby)(struct gpib_board *board); /* request/release control of the IFC and REN lines (system controller) */ - void (*request_system_control)(gpib_board_t *board, int request_control); - /* Asserts or de-asserts 'interface clear' (IFC) depending on + int (*request_system_control)(struct gpib_board *board, int request_control); + /* + * Asserts or de-asserts 'interface clear' (IFC) depending on * boolean value of 'assert' */ - void (*interface_clear)(gpib_board_t *board, int assert); - /* Sends remote enable command if 'enable' is nonzero, disables remote mode + void (*interface_clear)(struct gpib_board *board, int assert); + /* + * Sends remote enable command if 'enable' is nonzero, disables remote mode * if 'enable' is zero */ - void (*remote_enable)(gpib_board_t *board, int enable); - /* enable END for reads, when byte 'eos' is received. If + void (*remote_enable)(struct gpib_board *board, int enable); + /* + * enable END for reads, when byte 'eos' is received. If * 'compare_8_bits' is nonzero, then all 8 bits are compared * with the eos bytes. Otherwise only the 7 least significant * bits are compared. */ - int (*enable_eos)(gpib_board_t *board, uint8_t eos, int compare_8_bits); + int (*enable_eos)(struct gpib_board *board, u8 eos, int compare_8_bits); /* disable END on eos byte (END on EOI only)*/ - void (*disable_eos)(gpib_board_t *board); + void (*disable_eos)(struct gpib_board *board); /* configure parallel poll */ - void (*parallel_poll_configure)(gpib_board_t *board, uint8_t configuration); + void (*parallel_poll_configure)(struct gpib_board *board, u8 configuration); /* conduct parallel poll */ - int (*parallel_poll)(gpib_board_t *board, uint8_t *result); + int (*parallel_poll)(struct gpib_board *board, u8 *result); /* set/clear ist (individual status bit) */ - void (*parallel_poll_response)(gpib_board_t *board, int ist); + void (*parallel_poll_response)(struct gpib_board *board, int ist); /* select local parallel poll configuration mode PP2 versus remote PP1 */ - void (*local_parallel_poll_mode)(gpib_board_t *board, int local); - /* Returns current status of the bus lines. Should be set to + void (*local_parallel_poll_mode)(struct gpib_board *board, int local); + /* + * Returns current status of the bus lines. Should be set to * NULL if your board does not have the ability to query the * state of the bus lines. */ - int (*line_status)(const gpib_board_t *board); - /* updates and returns the board's current status. + int (*line_status)(const struct gpib_board *board); + /* + * updates and returns the board's current status. * The meaning of the bits are specified in gpib_user.h * in the IBSTA section. The driver does not need to * worry about setting the CMPL, END, TIMO, or ERR bits. */ - unsigned int (*update_status)(gpib_board_t *board, unsigned int clear_mask); - /* Sets primary address 0-30 for gpib interface card. + unsigned int (*update_status)(struct gpib_board *board, unsigned int clear_mask); + /* + * Sets primary address 0-30 for gpib interface card. */ - int (*primary_address)(gpib_board_t *board, unsigned int address); - /* Sets and enables, or disables secondary address 0-30 + int (*primary_address)(struct gpib_board *board, unsigned int address); + /* + * Sets and enables, or disables secondary address 0-30 * for gpib interface card. */ - int (*secondary_address)(gpib_board_t *board, unsigned int address, + int (*secondary_address)(struct gpib_board *board, unsigned int address, int enable); - /* Sets the byte the board should send in response to a serial poll. + /* + * Sets the byte the board should send in response to a serial poll. * This function should also start or stop requests for service via * IEEE 488.2 reqt/reqf, based on MSS (bit 6 of the status_byte). * If the more flexible serial_poll_response2 is implemented by the @@ -149,8 +164,9 @@ struct gpib_interface_struct { * by IEEE 488.2 section 11.3.3.4.3 "Allowed Coupled Control of * STB, reqt, and reqf". */ - void (*serial_poll_response)(gpib_board_t *board, uint8_t status_byte); - /* Sets the byte the board should send in response to a serial poll. + void (*serial_poll_response)(struct gpib_board *board, u8 status_byte); + /* + * Sets the byte the board should send in response to a serial poll. * This function should also request service via IEEE 488.2 reqt/reqf * based on MSS (bit 6 of the status_byte) and new_reason_for_service. * reqt should be set true if new_reason_for_service is true, @@ -164,29 +180,30 @@ struct gpib_interface_struct { * If this method is left NULL by the driver, then the user library * function ibrsv2 will not work. */ - void (*serial_poll_response2)(gpib_board_t *board, uint8_t status_byte, + void (*serial_poll_response2)(struct gpib_board *board, u8 status_byte, int new_reason_for_service); - /* returns the byte the board will send in response to a serial poll. + /* + * returns the byte the board will send in response to a serial poll. */ - uint8_t (*serial_poll_status)(gpib_board_t *board); + u8 (*serial_poll_status)(struct gpib_board *board); /* adjust T1 delay */ - unsigned int (*t1_delay)(gpib_board_t *board, unsigned int nano_sec); + int (*t1_delay)(struct gpib_board *board, unsigned int nano_sec); /* go to local mode */ - void (*return_to_local)(gpib_board_t *board); + void (*return_to_local)(struct gpib_board *board); /* board does not support 7 bit eos comparisons */ unsigned no_7_bit_eos : 1; /* skip check for listeners before trying to send command bytes */ unsigned skip_check_for_command_acceptors : 1; }; -typedef struct { +struct gpib_event_queue { struct list_head event_head; spinlock_t lock; // for access to event list unsigned int num_events; unsigned dropped_event : 1; -} gpib_event_queue_t; +}; -static inline void init_event_queue(gpib_event_queue_t *queue) +static inline void init_event_queue(struct gpib_event_queue *queue) { INIT_LIST_HEAD(&queue->event_head); queue->num_events = 0; @@ -198,7 +215,7 @@ static inline void init_event_queue(gpib_event_queue_t *queue) struct gpib_pseudo_irq { struct timer_list timer; irqreturn_t (*handler)(int irq, void *arg); - gpib_board_t *board; + struct gpib_board *board; atomic_t active; }; @@ -210,20 +227,22 @@ static inline void init_gpib_pseudo_irq(struct gpib_pseudo_irq *pseudo_irq) } /* list so we can make a linked list of drivers */ -typedef struct gpib_interface_list_struct { +struct gpib_interface_list { struct list_head list; - gpib_interface_t *interface; + struct gpib_interface *interface; struct module *module; -} gpib_interface_list_t; +}; -/* One gpib_board_t is allocated for each physical board in the computer. +/* + * One struct gpib_board is allocated for each physical board in the computer. * It provides storage for variables local to each board, and interface * functions for performing operations on the board */ -struct gpib_board_struct { +struct gpib_board { /* functions used by this board */ - gpib_interface_t *interface; - /* Pointer to module whose use count we should increment when + struct gpib_interface *interface; + /* + * Pointer to module whose use count we should increment when * interface is in use */ struct module *provider_module; @@ -231,20 +250,24 @@ struct gpib_board_struct { u8 *buffer; /* length of buffer */ unsigned int buffer_length; - /* Used to hold the board's current status (see update_status() above) + /* + * Used to hold the board's current status (see update_status() above) */ unsigned long status; - /* Driver should only sleep on this wait queue. It is special in that the + /* + * Driver should only sleep on this wait queue. It is special in that the * core will wake this queue and set the TIMO bit in 'status' when the * watchdog timer times out. */ wait_queue_head_t wait; - /* Lock that only allows one process to access this board at a time. + /* + * Lock that only allows one process to access this board at a time. * Has to be first in any locking order, since it can be locked over * multiple ioctls. */ struct mutex user_mutex; - /* Mutex which compensates for removal of "big kernel lock" from kernel. + /* + * Mutex which compensates for removal of "big kernel lock" from kernel. * Should not be held for extended waits. */ struct mutex big_gpib_mutex; @@ -259,7 +282,8 @@ struct gpib_board_struct { struct device *dev; /* gpib_common device gpibN */ struct device *gpib_dev; - /* 'private_data' can be used as seen fit by the driver to + /* + * 'private_data' can be used as seen fit by the driver to * store additional variables for this board */ void *private_data; @@ -284,34 +308,36 @@ struct gpib_board_struct { /* autospoll kernel thread */ struct task_struct *autospoll_task; /* queue for recording received trigger/clear/ifc events */ - gpib_event_queue_t event_queue; + struct gpib_event_queue event_queue; /* minor number for this board's device file */ int minor; /* struct to deal with polling mode*/ struct gpib_pseudo_irq pseudo_irq; /* error dong autopoll */ atomic_t stuck_srq; - gpib_board_config_t config; + struct gpib_board_config config; /* Flag that indicates whether board is system controller of the bus */ unsigned master : 1; /* individual status bit */ unsigned ist : 1; - /* one means local parallel poll mode ieee 488.1 PP2 (or no parallel poll PP0), + /* + * one means local parallel poll mode ieee 488.1 PP2 (or no parallel poll PP0), * zero means remote parallel poll configuration mode ieee 488.1 PP1 */ unsigned local_ppoll_mode : 1; }; /* element of event queue */ -typedef struct { +struct gpib_event { struct list_head list; short event_type; -} gpib_event_t; +}; -/* Each board has a list of gpib_status_queue_t to keep track of all open devices +/* + * Each board has a list of gpib_status_queue to keep track of all open devices * on the bus, so we know what address to poll when we get a service request */ -typedef struct { +struct gpib_status_queue { /* list_head so we can make a linked list of devices */ struct list_head list; unsigned int pad; /* primary gpib address */ @@ -323,31 +349,31 @@ typedef struct { unsigned int reference_count; /* flags loss of status byte error due to limit on size of queue */ unsigned dropped_byte : 1; -} gpib_status_queue_t; +}; -typedef struct { +struct gpib_status_byte { struct list_head list; u8 poll_byte; -} status_byte_t; +}; -void init_gpib_status_queue(gpib_status_queue_t *device); +void init_gpib_status_queue(struct gpib_status_queue *device); /* Used to store device-descriptor-specific information */ -typedef struct { +struct gpib_descriptor { unsigned int pad; /* primary gpib address */ int sad; /* secondary gpib address (negative means disabled) */ atomic_t io_in_progress; unsigned is_board : 1; unsigned autopoll_enabled : 1; -} gpib_descriptor_t; +}; -typedef struct { +struct gpib_file_private { atomic_t holding_mutex; - gpib_descriptor_t *descriptors[GPIB_MAX_NUM_DESCRIPTORS]; + struct gpib_descriptor *descriptors[GPIB_MAX_NUM_DESCRIPTORS]; /* locked while descriptors are being allocated/deallocated */ struct mutex descriptors_mutex; unsigned got_module : 1; -} gpib_file_private_t; +}; #endif /* __KERNEL__ */ diff --git a/drivers/staging/gpib/include/nec7210.h b/drivers/staging/gpib/include/nec7210.h index ca998c4a84bf..312217b4580e 100644 --- a/drivers/staging/gpib/include/nec7210.h +++ b/drivers/staging/gpib/include/nec7210.h @@ -78,64 +78,64 @@ enum { }; // interface functions -int nec7210_read(gpib_board_t *board, struct nec7210_priv *priv, uint8_t *buffer, +int nec7210_read(struct gpib_board *board, struct nec7210_priv *priv, u8 *buffer, size_t length, int *end, size_t *bytes_read); -int nec7210_write(gpib_board_t *board, struct nec7210_priv *priv, uint8_t *buffer, +int nec7210_write(struct gpib_board *board, struct nec7210_priv *priv, u8 *buffer, size_t length, int send_eoi, size_t *bytes_written); -int nec7210_command(gpib_board_t *board, struct nec7210_priv *priv, uint8_t *buffer, +int nec7210_command(struct gpib_board *board, struct nec7210_priv *priv, u8 *buffer, size_t length, size_t *bytes_written); -int nec7210_take_control(gpib_board_t *board, struct nec7210_priv *priv, int syncronous); -int nec7210_go_to_standby(gpib_board_t *board, struct nec7210_priv *priv); -void nec7210_request_system_control(gpib_board_t *board, - struct nec7210_priv *priv, int request_control); -void nec7210_interface_clear(gpib_board_t *board, struct nec7210_priv *priv, int assert); -void nec7210_remote_enable(gpib_board_t *board, struct nec7210_priv *priv, int enable); -int nec7210_enable_eos(gpib_board_t *board, struct nec7210_priv *priv, uint8_t eos_bytes, +int nec7210_take_control(struct gpib_board *board, struct nec7210_priv *priv, int syncronous); +int nec7210_go_to_standby(struct gpib_board *board, struct nec7210_priv *priv); +int nec7210_request_system_control(struct gpib_board *board, + struct nec7210_priv *priv, int request_control); +void nec7210_interface_clear(struct gpib_board *board, struct nec7210_priv *priv, int assert); +void nec7210_remote_enable(struct gpib_board *board, struct nec7210_priv *priv, int enable); +int nec7210_enable_eos(struct gpib_board *board, struct nec7210_priv *priv, u8 eos_bytes, int compare_8_bits); -void nec7210_disable_eos(gpib_board_t *board, struct nec7210_priv *priv); -unsigned int nec7210_update_status(gpib_board_t *board, struct nec7210_priv *priv, +void nec7210_disable_eos(struct gpib_board *board, struct nec7210_priv *priv); +unsigned int nec7210_update_status(struct gpib_board *board, struct nec7210_priv *priv, unsigned int clear_mask); -unsigned int nec7210_update_status_nolock(gpib_board_t *board, struct nec7210_priv *priv); -int nec7210_primary_address(const gpib_board_t *board, +unsigned int nec7210_update_status_nolock(struct gpib_board *board, struct nec7210_priv *priv); +int nec7210_primary_address(const struct gpib_board *board, struct nec7210_priv *priv, unsigned int address); -int nec7210_secondary_address(const gpib_board_t *board, struct nec7210_priv *priv, +int nec7210_secondary_address(const struct gpib_board *board, struct nec7210_priv *priv, unsigned int address, int enable); -int nec7210_parallel_poll(gpib_board_t *board, struct nec7210_priv *priv, uint8_t *result); -void nec7210_serial_poll_response(gpib_board_t *board, struct nec7210_priv *priv, uint8_t status); -void nec7210_parallel_poll_configure(gpib_board_t *board, +int nec7210_parallel_poll(struct gpib_board *board, struct nec7210_priv *priv, u8 *result); +void nec7210_serial_poll_response(struct gpib_board *board, + struct nec7210_priv *priv, u8 status); +void nec7210_parallel_poll_configure(struct gpib_board *board, struct nec7210_priv *priv, unsigned int configuration); -void nec7210_parallel_poll_response(gpib_board_t *board, +void nec7210_parallel_poll_response(struct gpib_board *board, struct nec7210_priv *priv, int ist); -uint8_t nec7210_serial_poll_status(gpib_board_t *board, - struct nec7210_priv *priv); -unsigned int nec7210_t1_delay(gpib_board_t *board, - struct nec7210_priv *priv, unsigned int nano_sec); -void nec7210_return_to_local(const gpib_board_t *board, struct nec7210_priv *priv); +u8 nec7210_serial_poll_status(struct gpib_board *board, struct nec7210_priv *priv); +int nec7210_t1_delay(struct gpib_board *board, + struct nec7210_priv *priv, unsigned int nano_sec); +void nec7210_return_to_local(const struct gpib_board *board, struct nec7210_priv *priv); // utility functions -void nec7210_board_reset(struct nec7210_priv *priv, const gpib_board_t *board); -void nec7210_board_online(struct nec7210_priv *priv, const gpib_board_t *board); +void nec7210_board_reset(struct nec7210_priv *priv, const struct gpib_board *board); +void nec7210_board_online(struct nec7210_priv *priv, const struct gpib_board *board); unsigned int nec7210_set_reg_bits(struct nec7210_priv *priv, unsigned int reg, unsigned int mask, unsigned int bits); -void nec7210_set_handshake_mode(gpib_board_t *board, struct nec7210_priv *priv, int mode); -void nec7210_release_rfd_holdoff(gpib_board_t *board, struct nec7210_priv *priv); -uint8_t nec7210_read_data_in(gpib_board_t *board, struct nec7210_priv *priv, int *end); +void nec7210_set_handshake_mode(struct gpib_board *board, struct nec7210_priv *priv, int mode); +void nec7210_release_rfd_holdoff(struct gpib_board *board, struct nec7210_priv *priv); +u8 nec7210_read_data_in(struct gpib_board *board, struct nec7210_priv *priv, int *end); // wrappers for io functions -uint8_t nec7210_ioport_read_byte(struct nec7210_priv *priv, unsigned int register_num); -void nec7210_ioport_write_byte(struct nec7210_priv *priv, uint8_t data, unsigned int register_num); -uint8_t nec7210_iomem_read_byte(struct nec7210_priv *priv, unsigned int register_num); -void nec7210_iomem_write_byte(struct nec7210_priv *priv, uint8_t data, unsigned int register_num); -uint8_t nec7210_locking_ioport_read_byte(struct nec7210_priv *priv, unsigned int register_num); -void nec7210_locking_ioport_write_byte(struct nec7210_priv *priv, uint8_t data, +u8 nec7210_ioport_read_byte(struct nec7210_priv *priv, unsigned int register_num); +void nec7210_ioport_write_byte(struct nec7210_priv *priv, u8 data, unsigned int register_num); +u8 nec7210_iomem_read_byte(struct nec7210_priv *priv, unsigned int register_num); +void nec7210_iomem_write_byte(struct nec7210_priv *priv, u8 data, unsigned int register_num); +u8 nec7210_locking_ioport_read_byte(struct nec7210_priv *priv, unsigned int register_num); +void nec7210_locking_ioport_write_byte(struct nec7210_priv *priv, u8 data, unsigned int register_num); -uint8_t nec7210_locking_iomem_read_byte(struct nec7210_priv *priv, unsigned int register_num); -void nec7210_locking_iomem_write_byte(struct nec7210_priv *priv, uint8_t data, +u8 nec7210_locking_iomem_read_byte(struct nec7210_priv *priv, unsigned int register_num); +void nec7210_locking_iomem_write_byte(struct nec7210_priv *priv, u8 data, unsigned int register_num); // interrupt service routine -irqreturn_t nec7210_interrupt(gpib_board_t *board, struct nec7210_priv *priv); -irqreturn_t nec7210_interrupt_have_status(gpib_board_t *board, +irqreturn_t nec7210_interrupt(struct gpib_board *board, struct nec7210_priv *priv); +irqreturn_t nec7210_interrupt_have_status(struct gpib_board *board, struct nec7210_priv *priv, int status1, int status2); #endif //_NEC7210_H diff --git a/drivers/staging/gpib/include/nec7210_registers.h b/drivers/staging/gpib/include/nec7210_registers.h index 888803dd97f9..97c53ac8e805 100644 --- a/drivers/staging/gpib/include/nec7210_registers.h +++ b/drivers/staging/gpib/include/nec7210_registers.h @@ -17,7 +17,8 @@ enum nec7210_chipset { TNT5004, // NI (minor differences to TNT4882) }; -/* nec7210 register numbers (might need to be multiplied by +/* + * nec7210 register numbers (might need to be multiplied by * a board-dependent offset to get actually io address offset) */ // write registers diff --git a/drivers/staging/gpib/include/tms9914.h b/drivers/staging/gpib/include/tms9914.h index d8c8d1c9b131..50a9d3b22619 100644 --- a/drivers/staging/gpib/include/tms9914.h +++ b/drivers/staging/gpib/include/tms9914.h @@ -79,59 +79,61 @@ enum { }; // interface functions -int tms9914_read(gpib_board_t *board, struct tms9914_priv *priv, uint8_t *buffer, +int tms9914_read(struct gpib_board *board, struct tms9914_priv *priv, u8 *buffer, size_t length, int *end, size_t *bytes_read); -int tms9914_write(gpib_board_t *board, struct tms9914_priv *priv, uint8_t *buffer, +int tms9914_write(struct gpib_board *board, struct tms9914_priv *priv, u8 *buffer, size_t length, int send_eoi, size_t *bytes_written); -int tms9914_command(gpib_board_t *board, struct tms9914_priv *priv, uint8_t *buffer, +int tms9914_command(struct gpib_board *board, struct tms9914_priv *priv, u8 *buffer, size_t length, size_t *bytes_written); -int tms9914_take_control(gpib_board_t *board, struct tms9914_priv *priv, int syncronous); -/* alternate version of tms9914_take_control which works around buggy tcs +int tms9914_take_control(struct gpib_board *board, struct tms9914_priv *priv, int syncronous); +/* + * alternate version of tms9914_take_control which works around buggy tcs * implementation. */ -int tms9914_take_control_workaround(gpib_board_t *board, struct tms9914_priv *priv, +int tms9914_take_control_workaround(struct gpib_board *board, struct tms9914_priv *priv, int syncronous); -int tms9914_go_to_standby(gpib_board_t *board, struct tms9914_priv *priv); -void tms9914_request_system_control(gpib_board_t *board, struct tms9914_priv *priv, - int request_control); -void tms9914_interface_clear(gpib_board_t *board, struct tms9914_priv *priv, int assert); -void tms9914_remote_enable(gpib_board_t *board, struct tms9914_priv *priv, int enable); -int tms9914_enable_eos(gpib_board_t *board, struct tms9914_priv *priv, uint8_t eos_bytes, +int tms9914_go_to_standby(struct gpib_board *board, struct tms9914_priv *priv); +int tms9914_request_system_control(struct gpib_board *board, struct tms9914_priv *priv, + int request_control); +void tms9914_interface_clear(struct gpib_board *board, struct tms9914_priv *priv, int assert); +void tms9914_remote_enable(struct gpib_board *board, struct tms9914_priv *priv, int enable); +int tms9914_enable_eos(struct gpib_board *board, struct tms9914_priv *priv, u8 eos_bytes, int compare_8_bits); -void tms9914_disable_eos(gpib_board_t *board, struct tms9914_priv *priv); -unsigned int tms9914_update_status(gpib_board_t *board, struct tms9914_priv *priv, +void tms9914_disable_eos(struct gpib_board *board, struct tms9914_priv *priv); +unsigned int tms9914_update_status(struct gpib_board *board, struct tms9914_priv *priv, unsigned int clear_mask); -int tms9914_primary_address(gpib_board_t *board, +int tms9914_primary_address(struct gpib_board *board, struct tms9914_priv *priv, unsigned int address); -int tms9914_secondary_address(gpib_board_t *board, struct tms9914_priv *priv, +int tms9914_secondary_address(struct gpib_board *board, struct tms9914_priv *priv, unsigned int address, int enable); -int tms9914_parallel_poll(gpib_board_t *board, struct tms9914_priv *priv, uint8_t *result); -void tms9914_parallel_poll_configure(gpib_board_t *board, - struct tms9914_priv *priv, uint8_t config); -void tms9914_parallel_poll_response(gpib_board_t *board, +int tms9914_parallel_poll(struct gpib_board *board, struct tms9914_priv *priv, u8 *result); +void tms9914_parallel_poll_configure(struct gpib_board *board, + struct tms9914_priv *priv, u8 config); +void tms9914_parallel_poll_response(struct gpib_board *board, struct tms9914_priv *priv, int ist); -void tms9914_serial_poll_response(gpib_board_t *board, struct tms9914_priv *priv, uint8_t status); -uint8_t tms9914_serial_poll_status(gpib_board_t *board, struct tms9914_priv *priv); -int tms9914_line_status(const gpib_board_t *board, struct tms9914_priv *priv); -unsigned int tms9914_t1_delay(gpib_board_t *board, struct tms9914_priv *priv, +void tms9914_serial_poll_response(struct gpib_board *board, + struct tms9914_priv *priv, u8 status); +u8 tms9914_serial_poll_status(struct gpib_board *board, struct tms9914_priv *priv); +int tms9914_line_status(const struct gpib_board *board, struct tms9914_priv *priv); +unsigned int tms9914_t1_delay(struct gpib_board *board, struct tms9914_priv *priv, unsigned int nano_sec); -void tms9914_return_to_local(const gpib_board_t *board, struct tms9914_priv *priv); +void tms9914_return_to_local(const struct gpib_board *board, struct tms9914_priv *priv); // utility functions void tms9914_board_reset(struct tms9914_priv *priv); -void tms9914_online(gpib_board_t *board, struct tms9914_priv *priv); +void tms9914_online(struct gpib_board *board, struct tms9914_priv *priv); void tms9914_release_holdoff(struct tms9914_priv *priv); void tms9914_set_holdoff_mode(struct tms9914_priv *priv, enum tms9914_holdoff_mode mode); // wrappers for io functions -uint8_t tms9914_ioport_read_byte(struct tms9914_priv *priv, unsigned int register_num); -void tms9914_ioport_write_byte(struct tms9914_priv *priv, uint8_t data, unsigned int register_num); -uint8_t tms9914_iomem_read_byte(struct tms9914_priv *priv, unsigned int register_num); -void tms9914_iomem_write_byte(struct tms9914_priv *priv, uint8_t data, unsigned int register_num); +u8 tms9914_ioport_read_byte(struct tms9914_priv *priv, unsigned int register_num); +void tms9914_ioport_write_byte(struct tms9914_priv *priv, u8 data, unsigned int register_num); +u8 tms9914_iomem_read_byte(struct tms9914_priv *priv, unsigned int register_num); +void tms9914_iomem_write_byte(struct tms9914_priv *priv, u8 data, unsigned int register_num); // interrupt service routine -irqreturn_t tms9914_interrupt(gpib_board_t *board, struct tms9914_priv *priv); -irqreturn_t tms9914_interrupt_have_status(gpib_board_t *board, struct tms9914_priv *priv, +irqreturn_t tms9914_interrupt(struct gpib_board *board, struct tms9914_priv *priv); +irqreturn_t tms9914_interrupt_have_status(struct gpib_board *board, struct tms9914_priv *priv, int status1, int status2); // tms9914 has 8 registers @@ -139,7 +141,8 @@ enum { ms9914_num_registers = 8, }; -/* tms9914 register numbers (might need to be multiplied by +/* + * tms9914 register numbers (might need to be multiplied by * a board-dependent offset to get actually io address offset) */ // write registers diff --git a/drivers/staging/gpib/ines/Makefile b/drivers/staging/gpib/ines/Makefile index 6b6e480fd811..88241f15ecea 100644 --- a/drivers/staging/gpib/ines/Makefile +++ b/drivers/staging/gpib/ines/Makefile @@ -1,4 +1,3 @@ -ccflags-$(CONFIG_GPIB_PCMCIA) := -DGPIB_PCMCIA obj-$(CONFIG_GPIB_INES) += ines_gpib.o diff --git a/drivers/staging/gpib/ines/ines.h b/drivers/staging/gpib/ines/ines.h index 3918737fa21a..f0210ce2470d 100644 --- a/drivers/staging/gpib/ines/ines.h +++ b/drivers/staging/gpib/ines/ines.h @@ -35,44 +35,6 @@ struct ines_priv { u8 extend_mode_bits; }; -// interface functions -int ines_read(gpib_board_t *board, uint8_t *buffer, size_t length, int *end, size_t *bytes_read); -int ines_write(gpib_board_t *board, uint8_t *buffer, size_t length, - int send_eoi, size_t *bytes_written); -int ines_accel_read(gpib_board_t *board, uint8_t *buffer, size_t length, - int *end, size_t *bytes_read); -int ines_accel_write(gpib_board_t *board, uint8_t *buffer, size_t length, - int send_eoi, size_t *bytes_written); -int ines_command(gpib_board_t *board, uint8_t *buffer, size_t length, size_t *bytes_written); -int ines_take_control(gpib_board_t *board, int synchronous); -int ines_go_to_standby(gpib_board_t *board); -void ines_request_system_control(gpib_board_t *board, int request_control); -void ines_interface_clear(gpib_board_t *board, int assert); -void ines_remote_enable(gpib_board_t *board, int enable); -int ines_enable_eos(gpib_board_t *board, uint8_t eos_byte, int compare_8_bits); -void ines_disable_eos(gpib_board_t *board); -unsigned int ines_update_status(gpib_board_t *board, unsigned int clear_mask); -int ines_primary_address(gpib_board_t *board, unsigned int address); -int ines_secondary_address(gpib_board_t *board, unsigned int address, int enable); -int ines_parallel_poll(gpib_board_t *board, uint8_t *result); -void ines_parallel_poll_configure(gpib_board_t *board, uint8_t config); -void ines_parallel_poll_response(gpib_board_t *board, int ist); -void ines_serial_poll_response(gpib_board_t *board, uint8_t status); -uint8_t ines_serial_poll_status(gpib_board_t *board); -int ines_line_status(const gpib_board_t *board); -unsigned int ines_t1_delay(gpib_board_t *board, unsigned int nano_sec); -void ines_return_to_local(gpib_board_t *board); - -// interrupt service routines -irqreturn_t ines_pci_interrupt(int irq, void *arg); -irqreturn_t ines_interrupt(gpib_board_t *board); - -// utility functions -void ines_free_private(gpib_board_t *board); -int ines_generic_attach(gpib_board_t *board); -void ines_online(struct ines_priv *priv, const gpib_board_t *board, int use_accel); -void ines_set_xfer_counter(struct ines_priv *priv, unsigned int count); - /* inb/outb wrappers */ static inline unsigned int ines_inb(struct ines_priv *priv, unsigned int register_number) { @@ -87,11 +49,6 @@ static inline void ines_outb(struct ines_priv *priv, unsigned int value, register_number * priv->nec7210_priv.offset); } -// pcmcia init/cleanup - -int ines_pcmcia_init_module(void); -void ines_pcmcia_cleanup_module(void); - enum ines_regs { // read FIFO_STATUS = 0x8, diff --git a/drivers/staging/gpib/ines/ines_gpib.c b/drivers/staging/gpib/ines/ines_gpib.c index 22a05a287bce..c851fd014f48 100644 --- a/drivers/staging/gpib/ines/ines_gpib.c +++ b/drivers/staging/gpib/ines/ines_gpib.c @@ -5,6 +5,10 @@ * (C) 2002 by Frank Mori Hess ***************************************************************************/ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt +#define dev_fmt pr_fmt +#define DRV_NAME KBUILD_MODNAME + #include "ines.h" #include <linux/pci.h> @@ -21,49 +25,49 @@ MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("GPIB driver for Ines iGPIB 72010"); -int ines_line_status(const gpib_board_t *board) +static irqreturn_t ines_interrupt(struct gpib_board *board); + +static int ines_line_status(const struct gpib_board *board) { - int status = ValidALL; + int status = VALID_ALL; int bcm_bits; struct ines_priv *ines_priv; - struct nec7210_priv *nec_priv; ines_priv = board->private_data; - nec_priv = &ines_priv->nec7210_priv; bcm_bits = ines_inb(ines_priv, BUS_CONTROL_MONITOR); if (bcm_bits & BCM_REN_BIT) - status |= BusREN; + status |= BUS_REN; if (bcm_bits & BCM_IFC_BIT) - status |= BusIFC; + status |= BUS_IFC; if (bcm_bits & BCM_SRQ_BIT) - status |= BusSRQ; + status |= BUS_SRQ; if (bcm_bits & BCM_EOI_BIT) - status |= BusEOI; + status |= BUS_EOI; if (bcm_bits & BCM_NRFD_BIT) - status |= BusNRFD; + status |= BUS_NRFD; if (bcm_bits & BCM_NDAC_BIT) - status |= BusNDAC; + status |= BUS_NDAC; if (bcm_bits & BCM_DAV_BIT) - status |= BusDAV; + status |= BUS_DAV; if (bcm_bits & BCM_ATN_BIT) - status |= BusATN; + status |= BUS_ATN; return status; } -void ines_set_xfer_counter(struct ines_priv *priv, unsigned int count) +static void ines_set_xfer_counter(struct ines_priv *priv, unsigned int count) { if (count > 0xffff) { - pr_err("ines: bug! tried to set xfer counter > 0xffff\n"); + pr_err("bug! tried to set xfer counter > 0xffff\n"); return; } ines_outb(priv, (count >> 8) & 0xff, XFER_COUNT_UPPER); ines_outb(priv, count & 0xff, XFER_COUNT_LOWER); } -unsigned int ines_t1_delay(gpib_board_t *board, unsigned int nano_sec) +static int ines_t1_delay(struct gpib_board *board, unsigned int nano_sec) { struct ines_priv *ines_priv = board->private_data; struct nec7210_priv *nec_priv = &ines_priv->nec7210_priv; @@ -93,7 +97,7 @@ static inline unsigned short num_in_fifo_bytes(struct ines_priv *ines_priv) return ines_inb(ines_priv, IN_FIFO_COUNT); } -static ssize_t pio_read(gpib_board_t *board, struct ines_priv *ines_priv, uint8_t *buffer, +static ssize_t pio_read(struct gpib_board *board, struct ines_priv *ines_priv, u8 *buffer, size_t length, size_t *nbytes) { ssize_t retval = 0; @@ -106,21 +110,18 @@ static ssize_t pio_read(gpib_board_t *board, struct ines_priv *ines_priv, uint8_ num_in_fifo_bytes(ines_priv) || test_bit(RECEIVED_END_BN, &nec_priv->state) || test_bit(DEV_CLEAR_BN, &nec_priv->state) || - test_bit(TIMO_NUM, &board->status))) { - pr_warn("gpib: pio read wait interrupted\n"); + test_bit(TIMO_NUM, &board->status))) return -ERESTARTSYS; - } + if (test_bit(TIMO_NUM, &board->status)) return -ETIMEDOUT; if (test_bit(DEV_CLEAR_BN, &nec_priv->state)) return -EINTR; num_fifo_bytes = num_in_fifo_bytes(ines_priv); - if (num_fifo_bytes + *nbytes > length) { - pr_warn("ines: counter allowed %li extra byte(s)\n", - (long)(num_fifo_bytes - (length - *nbytes))); + if (num_fifo_bytes + *nbytes > length) num_fifo_bytes = length - *nbytes; - } + for (i = 0; i < num_fifo_bytes; i++) buffer[(*nbytes)++] = read_byte(nec_priv, DIR); if (test_bit(RECEIVED_END_BN, &nec_priv->state) && @@ -134,8 +135,8 @@ static ssize_t pio_read(gpib_board_t *board, struct ines_priv *ines_priv, uint8_ return retval; } -int ines_accel_read(gpib_board_t *board, uint8_t *buffer, - size_t length, int *end, size_t *bytes_read) +static int ines_accel_read(struct gpib_board *board, u8 *buffer, + size_t length, int *end, size_t *bytes_read) { ssize_t retval = 0; struct ines_priv *ines_priv = board->private_data; @@ -191,7 +192,7 @@ static inline unsigned short num_out_fifo_bytes(struct ines_priv *ines_priv) return ines_inb(ines_priv, OUT_FIFO_COUNT); } -static int ines_write_wait(gpib_board_t *board, struct ines_priv *ines_priv, +static int ines_write_wait(struct gpib_board *board, struct ines_priv *ines_priv, unsigned int fifo_threshold) { struct nec7210_priv *nec_priv = &ines_priv->nec7210_priv; @@ -201,10 +202,9 @@ static int ines_write_wait(gpib_board_t *board, struct ines_priv *ines_priv, num_out_fifo_bytes(ines_priv) < fifo_threshold || test_bit(BUS_ERROR_BN, &nec_priv->state) || test_bit(DEV_CLEAR_BN, &nec_priv->state) || - test_bit(TIMO_NUM, &board->status))) { - dev_dbg(board->gpib_dev, "gpib write interrupted\n"); + test_bit(TIMO_NUM, &board->status))) return -ERESTARTSYS; - } + if (test_bit(BUS_ERROR_BN, &nec_priv->state)) return -EIO; if (test_bit(DEV_CLEAR_BN, &nec_priv->state)) @@ -215,8 +215,8 @@ static int ines_write_wait(gpib_board_t *board, struct ines_priv *ines_priv, return 0; } -int ines_accel_write(gpib_board_t *board, uint8_t *buffer, size_t length, - int send_eoi, size_t *bytes_written) +static int ines_accel_write(struct gpib_board *board, u8 *buffer, size_t length, + int send_eoi, size_t *bytes_written) { size_t count = 0; ssize_t retval = 0; @@ -266,9 +266,9 @@ int ines_accel_write(gpib_board_t *board, uint8_t *buffer, size_t length, return retval; } -irqreturn_t ines_pci_interrupt(int irq, void *arg) +static irqreturn_t ines_pci_interrupt(int irq, void *arg) { - gpib_board_t *board = arg; + struct gpib_board *board = arg; struct ines_priv *priv = board->private_data; struct nec7210_priv *nec_priv = &priv->nec7210_priv; @@ -283,7 +283,7 @@ irqreturn_t ines_pci_interrupt(int irq, void *arg) return ines_interrupt(board); } -irqreturn_t ines_interrupt(gpib_board_t *board) +static irqreturn_t ines_interrupt(struct gpib_board *board) { struct ines_priv *priv = board->private_data; struct nec7210_priv *nec_priv = &priv->nec7210_priv; @@ -297,11 +297,11 @@ irqreturn_t ines_interrupt(gpib_board_t *board) isr3_bits = ines_inb(priv, ISR3); isr4_bits = ines_inb(priv, ISR4); if (isr3_bits & IFC_ACTIVE_BIT) { - push_gpib_event(board, EventIFC); + push_gpib_event(board, EVENT_IFC); wake++; } if (isr3_bits & FIFO_ERROR_BIT) - pr_err("ines gpib: fifo error\n"); + dev_err(board->gpib_dev, "fifo error\n"); if (isr3_bits & XFER_COUNT_BIT) wake++; @@ -315,12 +315,12 @@ irqreturn_t ines_interrupt(gpib_board_t *board) return IRQ_HANDLED; } -static int ines_pci_attach(gpib_board_t *board, const gpib_board_config_t *config); -static int ines_pci_accel_attach(gpib_board_t *board, const gpib_board_config_t *config); -static int ines_isa_attach(gpib_board_t *board, const gpib_board_config_t *config); +static int ines_pci_attach(struct gpib_board *board, const struct gpib_board_config *config); +static int ines_pci_accel_attach(struct gpib_board *board, const struct gpib_board_config *config); +static int ines_isa_attach(struct gpib_board *board, const struct gpib_board_config *config); -static void ines_pci_detach(gpib_board_t *board); -static void ines_isa_detach(gpib_board_t *board); +static void ines_pci_detach(struct gpib_board *board); +static void ines_isa_detach(struct gpib_board *board); enum ines_pci_vendor_ids { PCI_VENDOR_ID_INES_QUICKLOGIC = 0x16da @@ -395,7 +395,8 @@ static struct ines_pci_id pci_ids[] = { static const int num_pci_chips = ARRAY_SIZE(pci_ids); // wrappers for interface functions -int ines_read(gpib_board_t *board, uint8_t *buffer, size_t length, int *end, size_t *bytes_read) +static int ines_read(struct gpib_board *board, u8 *buffer, size_t length, + int *end, size_t *bytes_read) { struct ines_priv *priv = board->private_data; struct nec7210_priv *nec_priv = &priv->nec7210_priv; @@ -413,134 +414,134 @@ int ines_read(gpib_board_t *board, uint8_t *buffer, size_t length, int *end, siz return retval; } -int ines_write(gpib_board_t *board, uint8_t *buffer, size_t length, int send_eoi, - size_t *bytes_written) +static int ines_write(struct gpib_board *board, u8 *buffer, size_t length, int send_eoi, + size_t *bytes_written) { struct ines_priv *priv = board->private_data; return nec7210_write(board, &priv->nec7210_priv, buffer, length, send_eoi, bytes_written); } -int ines_command(gpib_board_t *board, uint8_t *buffer, size_t length, size_t *bytes_written) +static int ines_command(struct gpib_board *board, u8 *buffer, size_t length, size_t *bytes_written) { struct ines_priv *priv = board->private_data; return nec7210_command(board, &priv->nec7210_priv, buffer, length, bytes_written); } -int ines_take_control(gpib_board_t *board, int synchronous) +static int ines_take_control(struct gpib_board *board, int synchronous) { struct ines_priv *priv = board->private_data; return nec7210_take_control(board, &priv->nec7210_priv, synchronous); } -int ines_go_to_standby(gpib_board_t *board) +static int ines_go_to_standby(struct gpib_board *board) { struct ines_priv *priv = board->private_data; return nec7210_go_to_standby(board, &priv->nec7210_priv); } -void ines_request_system_control(gpib_board_t *board, int request_control) +static int ines_request_system_control(struct gpib_board *board, int request_control) { struct ines_priv *priv = board->private_data; - nec7210_request_system_control(board, &priv->nec7210_priv, request_control); + return nec7210_request_system_control(board, &priv->nec7210_priv, request_control); } -void ines_interface_clear(gpib_board_t *board, int assert) +static void ines_interface_clear(struct gpib_board *board, int assert) { struct ines_priv *priv = board->private_data; nec7210_interface_clear(board, &priv->nec7210_priv, assert); } -void ines_remote_enable(gpib_board_t *board, int enable) +static void ines_remote_enable(struct gpib_board *board, int enable) { struct ines_priv *priv = board->private_data; nec7210_remote_enable(board, &priv->nec7210_priv, enable); } -int ines_enable_eos(gpib_board_t *board, uint8_t eos_byte, int compare_8_bits) +static int ines_enable_eos(struct gpib_board *board, u8 eos_byte, int compare_8_bits) { struct ines_priv *priv = board->private_data; return nec7210_enable_eos(board, &priv->nec7210_priv, eos_byte, compare_8_bits); } -void ines_disable_eos(gpib_board_t *board) +static void ines_disable_eos(struct gpib_board *board) { struct ines_priv *priv = board->private_data; nec7210_disable_eos(board, &priv->nec7210_priv); } -unsigned int ines_update_status(gpib_board_t *board, unsigned int clear_mask) +static unsigned int ines_update_status(struct gpib_board *board, unsigned int clear_mask) { struct ines_priv *priv = board->private_data; return nec7210_update_status(board, &priv->nec7210_priv, clear_mask); } -int ines_primary_address(gpib_board_t *board, unsigned int address) +static int ines_primary_address(struct gpib_board *board, unsigned int address) { struct ines_priv *priv = board->private_data; return nec7210_primary_address(board, &priv->nec7210_priv, address); } -int ines_secondary_address(gpib_board_t *board, unsigned int address, int enable) +static int ines_secondary_address(struct gpib_board *board, unsigned int address, int enable) { struct ines_priv *priv = board->private_data; return nec7210_secondary_address(board, &priv->nec7210_priv, address, enable); } -int ines_parallel_poll(gpib_board_t *board, uint8_t *result) +static int ines_parallel_poll(struct gpib_board *board, u8 *result) { struct ines_priv *priv = board->private_data; return nec7210_parallel_poll(board, &priv->nec7210_priv, result); } -void ines_parallel_poll_configure(gpib_board_t *board, uint8_t config) +static void ines_parallel_poll_configure(struct gpib_board *board, u8 config) { struct ines_priv *priv = board->private_data; nec7210_parallel_poll_configure(board, &priv->nec7210_priv, config); } -void ines_parallel_poll_response(gpib_board_t *board, int ist) +static void ines_parallel_poll_response(struct gpib_board *board, int ist) { struct ines_priv *priv = board->private_data; nec7210_parallel_poll_response(board, &priv->nec7210_priv, ist); } -void ines_serial_poll_response(gpib_board_t *board, uint8_t status) +static void ines_serial_poll_response(struct gpib_board *board, u8 status) { struct ines_priv *priv = board->private_data; nec7210_serial_poll_response(board, &priv->nec7210_priv, status); } -uint8_t ines_serial_poll_status(gpib_board_t *board) +static u8 ines_serial_poll_status(struct gpib_board *board) { struct ines_priv *priv = board->private_data; return nec7210_serial_poll_status(board, &priv->nec7210_priv); } -void ines_return_to_local(gpib_board_t *board) +static void ines_return_to_local(struct gpib_board *board) { struct ines_priv *priv = board->private_data; nec7210_return_to_local(board, &priv->nec7210_priv); } -static gpib_interface_t ines_pci_unaccel_interface = { +static struct gpib_interface ines_pci_unaccel_interface = { .name = "ines_pci_unaccel", .attach = ines_pci_attach, .detach = ines_pci_detach, @@ -568,7 +569,7 @@ static gpib_interface_t ines_pci_unaccel_interface = { .return_to_local = ines_return_to_local, }; -static gpib_interface_t ines_pci_interface = { +static struct gpib_interface ines_pci_interface = { .name = "ines_pci", .attach = ines_pci_accel_attach, .detach = ines_pci_detach, @@ -596,7 +597,7 @@ static gpib_interface_t ines_pci_interface = { .return_to_local = ines_return_to_local, }; -static gpib_interface_t ines_pci_accel_interface = { +static struct gpib_interface ines_pci_accel_interface = { .name = "ines_pci_accel", .attach = ines_pci_accel_attach, .detach = ines_pci_detach, @@ -624,7 +625,7 @@ static gpib_interface_t ines_pci_accel_interface = { .return_to_local = ines_return_to_local, }; -static gpib_interface_t ines_isa_interface = { +static struct gpib_interface ines_isa_interface = { .name = "ines_isa", .attach = ines_isa_attach, .detach = ines_isa_detach, @@ -652,7 +653,7 @@ static gpib_interface_t ines_isa_interface = { .return_to_local = ines_return_to_local, }; -static int ines_allocate_private(gpib_board_t *board) +static int ines_allocate_private(struct gpib_board *board) { struct ines_priv *priv; @@ -665,13 +666,13 @@ static int ines_allocate_private(gpib_board_t *board) return 0; } -void ines_free_private(gpib_board_t *board) +static void ines_free_private(struct gpib_board *board) { kfree(board->private_data); board->private_data = NULL; } -int ines_generic_attach(gpib_board_t *board) +static int ines_generic_attach(struct gpib_board *board) { struct ines_priv *ines_priv; struct nec7210_priv *nec_priv; @@ -691,7 +692,7 @@ int ines_generic_attach(gpib_board_t *board) return 0; } -void ines_online(struct ines_priv *ines_priv, const gpib_board_t *board, int use_accel) +static void ines_online(struct ines_priv *ines_priv, const struct gpib_board *board, int use_accel) { struct nec7210_priv *nec_priv = &ines_priv->nec7210_priv; @@ -725,7 +726,7 @@ void ines_online(struct ines_priv *ines_priv, const gpib_board_t *board, int use nec7210_set_reg_bits(nec_priv, IMR1, HR_DOIE | HR_DIIE, 0); } -static int ines_common_pci_attach(gpib_board_t *board, const gpib_board_config_t *config) +static int ines_common_pci_attach(struct gpib_board *board, const struct gpib_board_config *config) { struct ines_priv *ines_priv; struct nec7210_priv *nec_priv; @@ -769,16 +770,16 @@ static int ines_common_pci_attach(gpib_board_t *board, const gpib_board_config_t } while (1); } if (!ines_priv->pci_device) { - pr_err("gpib: could not find ines PCI board\n"); + dev_err(board->gpib_dev, "could not find ines PCI board\n"); return -1; } if (pci_enable_device(ines_priv->pci_device)) { - pr_err("error enabling pci device\n"); + dev_err(board->gpib_dev, "error enabling pci device\n"); return -1; } - if (pci_request_regions(ines_priv->pci_device, "ines-gpib")) + if (pci_request_regions(ines_priv->pci_device, DRV_NAME)) return -1; nec_priv->iobase = pci_resource_start(ines_priv->pci_device, found_id.gpib_region); @@ -797,7 +798,7 @@ static int ines_common_pci_attach(gpib_board_t *board, const gpib_board_config_t case PCI_CHIP_QUICKLOGIC5030: break; default: - pr_err("gpib: unspecified chip type? (bug)\n"); + dev_err(board->gpib_dev, "unspecified chip type? (bug)\n"); nec_priv->iobase = 0; pci_release_regions(ines_priv->pci_device); return -1; @@ -813,8 +814,8 @@ static int ines_common_pci_attach(gpib_board_t *board, const gpib_board_config_t #endif isr_flags |= IRQF_SHARED; if (request_irq(ines_priv->pci_device->irq, ines_pci_interrupt, isr_flags, - "pci-gpib", board)) { - pr_err("gpib: can't request IRQ %d\n", ines_priv->pci_device->irq); + DRV_NAME, board)) { + dev_err(board->gpib_dev, "can't request IRQ %d\n", ines_priv->pci_device->irq); return -1; } ines_priv->irq = ines_priv->pci_device->irq; @@ -846,14 +847,14 @@ static int ines_common_pci_attach(gpib_board_t *board, const gpib_board_config_t case PCI_CHIP_QUICKLOGIC5030: break; default: - pr_err("gpib: unspecified chip type? (bug)\n"); + dev_err(board->gpib_dev, "unspecified chip type? (bug)\n"); return -1; } return 0; } -int ines_pci_attach(gpib_board_t *board, const gpib_board_config_t *config) +static int ines_pci_attach(struct gpib_board *board, const struct gpib_board_config *config) { struct ines_priv *ines_priv; int retval; @@ -868,7 +869,7 @@ int ines_pci_attach(gpib_board_t *board, const gpib_board_config_t *config) return 0; } -int ines_pci_accel_attach(gpib_board_t *board, const gpib_board_config_t *config) +static int ines_pci_accel_attach(struct gpib_board *board, const struct gpib_board_config *config) { struct ines_priv *ines_priv; int retval; @@ -885,7 +886,7 @@ int ines_pci_accel_attach(gpib_board_t *board, const gpib_board_config_t *config static const int ines_isa_iosize = 0x20; -int ines_isa_attach(gpib_board_t *board, const gpib_board_config_t *config) +static int ines_isa_attach(struct gpib_board *board, const struct gpib_board_config *config) { struct ines_priv *ines_priv; struct nec7210_priv *nec_priv; @@ -899,15 +900,16 @@ int ines_isa_attach(gpib_board_t *board, const gpib_board_config_t *config) ines_priv = board->private_data; nec_priv = &ines_priv->nec7210_priv; - if (!request_region(config->ibbase, ines_isa_iosize, "ines_gpib")) { - pr_err("ines_gpib: ioports at 0x%x already in use\n", config->ibbase); - return -1; + if (!request_region(config->ibbase, ines_isa_iosize, DRV_NAME)) { + dev_err(board->gpib_dev, "ioports at 0x%x already in use\n", + config->ibbase); + return -EBUSY; } nec_priv->iobase = config->ibbase; nec_priv->offset = 1; nec7210_board_reset(nec_priv, board); - if (request_irq(config->ibirq, ines_pci_interrupt, isr_flags, "ines_gpib", board)) { - pr_err("ines_gpib: failed to allocate IRQ %d\n", config->ibirq); + if (request_irq(config->ibirq, ines_pci_interrupt, isr_flags, DRV_NAME, board)) { + dev_err(board->gpib_dev, "failed to allocate IRQ %d\n", config->ibirq); return -1; } ines_priv->irq = config->ibirq; @@ -915,7 +917,7 @@ int ines_isa_attach(gpib_board_t *board, const gpib_board_config_t *config) return 0; } -void ines_pci_detach(gpib_board_t *board) +static void ines_pci_detach(struct gpib_board *board) { struct ines_priv *ines_priv = board->private_data; struct nec7210_priv *nec_priv; @@ -949,7 +951,7 @@ void ines_pci_detach(gpib_board_t *board) ines_free_private(board); } -void ines_isa_detach(gpib_board_t *board) +static void ines_isa_detach(struct gpib_board *board) { struct ines_priv *ines_priv = board->private_data; struct nec7210_priv *nec_priv; @@ -977,7 +979,7 @@ static struct pci_driver ines_pci_driver = { .probe = &ines_pci_probe }; -#ifdef GPIB_PCMCIA +#ifdef CONFIG_GPIB_PCMCIA #include <linux/kernel.h> #include <linux/ptrace.h> @@ -988,74 +990,68 @@ static struct pci_driver ines_pci_driver = { #include <pcmcia/ds.h> #include <pcmcia/cisreg.h> -#ifdef PCMCIA_DEBUG -static int pc_debug = PCMCIA_DEBUG; -#define DEBUG(n, args...) do {if (pc_debug > (n)) pr_debug(args)} while (0) -#else -#define DEBUG(args...) -#endif - static const int ines_pcmcia_iosize = 0x20; -/* The event() function is this driver's Card Services event handler. - * It will be called by Card Services when an appropriate card status - * event is received. The config() and release() entry points are - * used to configure or release a socket, in response to card insertion - * and ejection events. They are invoked from the gpib event - * handler. +/* + * The event() function is this driver's Card Services event handler. + * It will be called by Card Services when an appropriate card status + * event is received. The config() and release() entry points are + * used to configure or release a socket, in response to card insertion + * and ejection events. They are invoked from the gpib event + * handler. */ static int ines_gpib_config(struct pcmcia_device *link); static void ines_gpib_release(struct pcmcia_device *link); -static int ines_pcmcia_attach(gpib_board_t *board, const gpib_board_config_t *config); -static int ines_pcmcia_accel_attach(gpib_board_t *board, const gpib_board_config_t *config); -static void ines_pcmcia_detach(gpib_board_t *board); -static irqreturn_t ines_pcmcia_interrupt(int irq, void *arg); -static int ines_common_pcmcia_attach(gpib_board_t *board); +static int ines_pcmcia_attach(struct gpib_board *board, const struct gpib_board_config *config); +static int ines_pcmcia_accel_attach(struct gpib_board *board, + const struct gpib_board_config *config); +static void ines_pcmcia_detach(struct gpib_board *board); +static int ines_common_pcmcia_attach(struct gpib_board *board); /* * A linked list of "instances" of the gpib device. Each actual - * PCMCIA card corresponds to one device instance, and is described - * by one dev_link_t structure (defined in ds.h). + * PCMCIA card corresponds to one device instance, and is described + * by one dev_link_t structure (defined in ds.h). * - * You may not want to use a linked list for this -- for example, the - * memory card driver uses an array of dev_link_t pointers, where minor - * device numbers are used to derive the corresponding array index. + * You may not want to use a linked list for this -- for example, the + * memory card driver uses an array of dev_link_t pointers, where minor + * device numbers are used to derive the corresponding array index. */ static struct pcmcia_device *curr_dev; /* - * A dev_link_t structure has fields for most things that are needed - * to keep track of a socket, but there will usually be some device - * specific information that also needs to be kept track of. The - * 'priv' pointer in a dev_link_t structure can be used to point to - * a device-specific private data structure, like this. + * A dev_link_t structure has fields for most things that are needed + * to keep track of a socket, but there will usually be some device + * specific information that also needs to be kept track of. The + * 'priv' pointer in a dev_link_t structure can be used to point to + * a device-specific private data structure, like this. * - * A driver needs to provide a dev_node_t structure for each device - * on a card. In some cases, there is only one device per card (for - * example, ethernet cards, modems). In other cases, there may be - * many actual or logical devices (SCSI adapters, memory cards with - * multiple partitions). The dev_node_t structures need to be kept - * in a linked list starting at the 'dev' field of a dev_link_t - * structure. We allocate them in the card's private data structure, - * because they generally can't be allocated dynamically. + * A driver needs to provide a dev_node_t structure for each device + * on a card. In some cases, there is only one device per card (for + * example, ethernet cards, modems). In other cases, there may be + * many actual or logical devices (SCSI adapters, memory cards with + * multiple partitions). The dev_node_t structures need to be kept + * in a linked list starting at the 'dev' field of a dev_link_t + * structure. We allocate them in the card's private data structure, + * because they generally can't be allocated dynamically. */ struct local_info { struct pcmcia_device *p_dev; - gpib_board_t *dev; + struct gpib_board *dev; u_short manfid; u_short cardid; }; /* - * gpib_attach() creates an "instance" of the driver, allocating - * local data structures for one device. The device is registered - * with Card Services. + * gpib_attach() creates an "instance" of the driver, allocating + * local data structures for one device. The device is registered + * with Card Services. * - * The dev_link structure is initialized, but we don't actually - * configure the card at this point -- we wait until we receive a - * card insertion event. + * The dev_link structure is initialized, but we don't actually + * configure the card at this point -- we wait until we receive a + * card insertion event. */ static int ines_gpib_probe(struct pcmcia_device *link) { @@ -1063,8 +1059,6 @@ static int ines_gpib_probe(struct pcmcia_device *link) // int ret, i; - DEBUG(0, "%s(0x%p)\n", __func__ link); - /* Allocate space for private device-specific data */ info = kzalloc(sizeof(*info), GFP_KERNEL); if (!info) @@ -1088,17 +1082,15 @@ static int ines_gpib_probe(struct pcmcia_device *link) } /* - * This deletes a driver "instance". The device is de-registered - * with Card Services. If it has been released, all local data - * structures are freed. Otherwise, the structures will be freed - * when the device is released. + * This deletes a driver "instance". The device is de-registered + * with Card Services. If it has been released, all local data + * structures are freed. Otherwise, the structures will be freed + * when the device is released. */ static void ines_gpib_remove(struct pcmcia_device *link) { struct local_info *info = link->priv; - //struct gpib_board_t *dev = info->dev; - - DEBUG(0, "%s(0x%p)\n", __func__, link); + //struct struct gpib_board *dev = info->dev; if (info->dev) ines_pcmcia_detach(info->dev); @@ -1114,19 +1106,15 @@ static int ines_gpib_config_iteration(struct pcmcia_device *link, void *priv_dat } /* - * gpib_config() is scheduled to run after a CARD_INSERTION event - * is received, to configure the PCMCIA socket, and to make the - * device available to the system. + * gpib_config() is scheduled to run after a CARD_INSERTION event + * is received, to configure the PCMCIA socket, and to make the + * device available to the system. */ static int ines_gpib_config(struct pcmcia_device *link) { - struct local_info *dev; int retval; void __iomem *virt; - dev = link->priv; - DEBUG(0, "%s(0x%p)\n", __func__, link); - retval = pcmcia_loop_config(link, &ines_gpib_config_iteration, NULL); if (retval) { dev_warn(&link->dev, "no configuration found\n"); @@ -1134,11 +1122,12 @@ static int ines_gpib_config(struct pcmcia_device *link) return -ENODEV; } - pr_debug("ines_cs: manufacturer: 0x%x card: 0x%x\n", - link->manf_id, link->card_id); + dev_dbg(&link->dev, "ines_cs: manufacturer: 0x%x card: 0x%x\n", + link->manf_id, link->card_id); - /* for the ines card we have to setup the configuration registers in - * attribute memory here + /* + * for the ines card we have to setup the configuration registers in + * attribute memory here */ link->resource[2]->flags |= WIN_MEMORY_TYPE_AM | WIN_DATA_WIDTH_8 | WIN_ENABLE; link->resource[2]->end = 0x1000; @@ -1167,30 +1156,27 @@ static int ines_gpib_config(struct pcmcia_device *link) ines_gpib_release(link); return -ENODEV; } - pr_info("ines gpib device loaded\n"); return 0; } /* gpib_config */ /* - * After a card is removed, gpib_release() will unregister the net - * device, and release the PCMCIA configuration. If the device is - * still open, this will be postponed until it is closed. + * After a card is removed, gpib_release() will unregister the net + * device, and release the PCMCIA configuration. If the device is + * still open, this will be postponed until it is closed. */ static void ines_gpib_release(struct pcmcia_device *link) { - DEBUG(0, "%s(0x%p)\n", __func__, link); pcmcia_disable_device(link); } /* gpib_release */ static int ines_gpib_suspend(struct pcmcia_device *link) { //struct local_info *info = link->priv; - //struct gpib_board_t *dev = info->dev; - DEBUG(0, "%s(0x%p)\n", __func__, link); + //struct struct gpib_board *dev = info->dev; if (link->open) - pr_err("Device still open ???\n"); + dev_err(&link->dev, "Device still open\n"); //netif_device_detach(dev); return 0; @@ -1199,12 +1185,10 @@ static int ines_gpib_suspend(struct pcmcia_device *link) static int ines_gpib_resume(struct pcmcia_device *link) { //struct local_info_t *info = link->priv; - //struct gpib_board_t *dev = info->dev; - DEBUG(0, "%s(0x%p)\n", __func__, link); + //struct struct gpib_board *dev = info->dev; /*if (link->open) { * ni_gpib_probe(dev); / really? - * printk("Gpib resumed ???\n"); * //netif_device_attach(dev); *} */ @@ -1227,13 +1211,12 @@ static struct pcmcia_driver ines_gpib_cs_driver = { .resume = ines_gpib_resume, }; -void ines_pcmcia_cleanup_module(void) +static void ines_pcmcia_cleanup_module(void) { - DEBUG(0, "ines_cs: unloading\n"); pcmcia_unregister_driver(&ines_gpib_cs_driver); } -static gpib_interface_t ines_pcmcia_unaccel_interface = { +static struct gpib_interface ines_pcmcia_unaccel_interface = { .name = "ines_pcmcia_unaccel", .attach = ines_pcmcia_attach, .detach = ines_pcmcia_detach, @@ -1261,7 +1244,7 @@ static gpib_interface_t ines_pcmcia_unaccel_interface = { .return_to_local = ines_return_to_local, }; -static gpib_interface_t ines_pcmcia_accel_interface = { +static struct gpib_interface ines_pcmcia_accel_interface = { .name = "ines_pcmcia_accel", .attach = ines_pcmcia_accel_attach, .detach = ines_pcmcia_detach, @@ -1289,7 +1272,7 @@ static gpib_interface_t ines_pcmcia_accel_interface = { .return_to_local = ines_return_to_local, }; -static gpib_interface_t ines_pcmcia_interface = { +static struct gpib_interface ines_pcmcia_interface = { .name = "ines_pcmcia", .attach = ines_pcmcia_accel_attach, .detach = ines_pcmcia_detach, @@ -1317,21 +1300,21 @@ static gpib_interface_t ines_pcmcia_interface = { .return_to_local = ines_return_to_local, }; -irqreturn_t ines_pcmcia_interrupt(int irq, void *arg) +static irqreturn_t ines_pcmcia_interrupt(int irq, void *arg) { - gpib_board_t *board = arg; + struct gpib_board *board = arg; return ines_interrupt(board); } -int ines_common_pcmcia_attach(gpib_board_t *board) +static int ines_common_pcmcia_attach(struct gpib_board *board) { struct ines_priv *ines_priv; struct nec7210_priv *nec_priv; int retval; if (!curr_dev) { - pr_err("no ines pcmcia cards found\n"); + dev_err(board->gpib_dev, "no ines pcmcia cards found\n"); return -1; } @@ -1343,9 +1326,9 @@ int ines_common_pcmcia_attach(gpib_board_t *board) nec_priv = &ines_priv->nec7210_priv; if (!request_region(curr_dev->resource[0]->start, - resource_size(curr_dev->resource[0]), "ines_gpib")) { - pr_err("ines_gpib: ioports at 0x%lx already in use\n", - (unsigned long)(curr_dev->resource[0]->start)); + resource_size(curr_dev->resource[0]), DRV_NAME)) { + dev_err(board->gpib_dev, "ioports at 0x%lx already in use\n", + (unsigned long)(curr_dev->resource[0]->start)); return -1; } @@ -1355,7 +1338,7 @@ int ines_common_pcmcia_attach(gpib_board_t *board) if (request_irq(curr_dev->irq, ines_pcmcia_interrupt, IRQF_SHARED, "pcmcia-gpib", board)) { - pr_err("gpib: can't request IRQ %d\n", curr_dev->irq); + dev_err(board->gpib_dev, "can't request IRQ %d\n", curr_dev->irq); return -1; } ines_priv->irq = curr_dev->irq; @@ -1363,7 +1346,7 @@ int ines_common_pcmcia_attach(gpib_board_t *board) return 0; } -int ines_pcmcia_attach(gpib_board_t *board, const gpib_board_config_t *config) +static int ines_pcmcia_attach(struct gpib_board *board, const struct gpib_board_config *config) { struct ines_priv *ines_priv; int retval; @@ -1378,7 +1361,8 @@ int ines_pcmcia_attach(gpib_board_t *board, const gpib_board_config_t *config) return 0; } -int ines_pcmcia_accel_attach(gpib_board_t *board, const gpib_board_config_t *config) +static int ines_pcmcia_accel_attach(struct gpib_board *board, + const struct gpib_board_config *config) { struct ines_priv *ines_priv; int retval; @@ -1393,7 +1377,7 @@ int ines_pcmcia_accel_attach(gpib_board_t *board, const gpib_board_config_t *con return 0; } -void ines_pcmcia_detach(gpib_board_t *board) +static void ines_pcmcia_detach(struct gpib_board *board) { struct ines_priv *ines_priv = board->private_data; struct nec7210_priv *nec_priv; @@ -1410,7 +1394,7 @@ void ines_pcmcia_detach(gpib_board_t *board) ines_free_private(board); } -#endif /* GPIB_PCMCIA */ +#endif /* CONFIG_GPIB_PCMCIA */ static int __init ines_init_module(void) { @@ -1418,63 +1402,63 @@ static int __init ines_init_module(void) ret = pci_register_driver(&ines_pci_driver); if (ret) { - pr_err("ines_gpib: pci_register_driver failed: error = %d\n", ret); + pr_err("pci_register_driver failed: error = %d\n", ret); return ret; } ret = gpib_register_driver(&ines_pci_interface, THIS_MODULE); if (ret) { - pr_err("ines_gpib: gpib_register_driver failed: error = %d\n", ret); + pr_err("gpib_register_driver failed: error = %d\n", ret); goto err_pci; } ret = gpib_register_driver(&ines_pci_unaccel_interface, THIS_MODULE); if (ret) { - pr_err("ines_gpib: gpib_register_driver failed: error = %d\n", ret); + pr_err("gpib_register_driver failed: error = %d\n", ret); goto err_pci_unaccel; } ret = gpib_register_driver(&ines_pci_accel_interface, THIS_MODULE); if (ret) { - pr_err("ines_gpib: gpib_register_driver failed: error = %d\n", ret); + pr_err("gpib_register_driver failed: error = %d\n", ret); goto err_pci_accel; } ret = gpib_register_driver(&ines_isa_interface, THIS_MODULE); if (ret) { - pr_err("ines_gpib: gpib_register_driver failed: error = %d\n", ret); + pr_err("gpib_register_driver failed: error = %d\n", ret); goto err_isa; } -#ifdef GPIB_PCMCIA +#ifdef CONFIG_GPIB_PCMCIA ret = gpib_register_driver(&ines_pcmcia_interface, THIS_MODULE); if (ret) { - pr_err("ines_gpib: gpib_register_driver failed: error = %d\n", ret); + pr_err("gpib_register_driver failed: error = %d\n", ret); goto err_pcmcia; } ret = gpib_register_driver(&ines_pcmcia_unaccel_interface, THIS_MODULE); if (ret) { - pr_err("ines_gpib: gpib_register_driver failed: error = %d\n", ret); + pr_err("gpib_register_driver failed: error = %d\n", ret); goto err_pcmcia_unaccel; } ret = gpib_register_driver(&ines_pcmcia_accel_interface, THIS_MODULE); if (ret) { - pr_err("ines_gpib: gpib_register_driver failed: error = %d\n", ret); + pr_err("gpib_register_driver failed: error = %d\n", ret); goto err_pcmcia_accel; } ret = pcmcia_register_driver(&ines_gpib_cs_driver); if (ret) { - pr_err("ines_gpib: pcmcia_register_driver failed: error = %d\n", ret); + pr_err("pcmcia_register_driver failed: error = %d\n", ret); goto err_pcmcia_driver; } #endif return 0; -#ifdef GPIB_PCMCIA +#ifdef CONFIG_GPIB_PCMCIA err_pcmcia_driver: gpib_unregister_driver(&ines_pcmcia_accel_interface); err_pcmcia_accel: @@ -1502,7 +1486,7 @@ static void __exit ines_exit_module(void) gpib_unregister_driver(&ines_pci_unaccel_interface); gpib_unregister_driver(&ines_pci_accel_interface); gpib_unregister_driver(&ines_isa_interface); -#ifdef GPIB__PCMCIA +#ifdef CONFIG_GPIB_PCMCIA gpib_unregister_driver(&ines_pcmcia_interface); gpib_unregister_driver(&ines_pcmcia_unaccel_interface); gpib_unregister_driver(&ines_pcmcia_accel_interface); diff --git a/drivers/staging/gpib/lpvo_usb_gpib/lpvo_usb_gpib.c b/drivers/staging/gpib/lpvo_usb_gpib/lpvo_usb_gpib.c index 85322af62c23..3cf5037c0cd2 100644 --- a/drivers/staging/gpib/lpvo_usb_gpib/lpvo_usb_gpib.c +++ b/drivers/staging/gpib/lpvo_usb_gpib/lpvo_usb_gpib.c @@ -8,6 +8,10 @@ * copyright : (C) 2011 Marcello Carla' * ***************************************************************************/ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt +#define dev_fmt pr_fmt +#define NAME KBUILD_MODNAME + /* base module includes */ #include <linux/module.h> @@ -31,19 +35,17 @@ MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("GPIB driver for LPVO usb devices"); -#define NAME "lpvo_usb_gpib" - /* - * Table of devices that work with this driver. + * Table of devices that work with this driver. * - * Currently, only one device is known to be used in the - * lpvo_usb_gpib adapter (FTDI 0403:6001). - * If your adapter uses a different chip, insert a line - * in the following table with proper <Vendor-id>, <Product-id>. + * Currently, only one device is known to be used in the + * lpvo_usb_gpib adapter (FTDI 0403:6001). + * If your adapter uses a different chip, insert a line + * in the following table with proper <Vendor-id>, <Product-id>. * - * To have your chip automatically handled by the driver, - * update files "/usr/local/etc/modprobe.d/lpvo_usb_gpib.conf" - * and /usr/local/etc/udev/rules.d/99-lpvo_usb_gpib.rules. + * To have your chip automatically handled by the driver, + * update files "/usr/local/etc/modprobe.d/lpvo_usb_gpib.conf" + * and /usr/local/etc/udev/rules.d/99-lpvo_usb_gpib.rules. * */ @@ -54,27 +56,32 @@ static const struct usb_device_id skel_table[] = { MODULE_DEVICE_TABLE(usb, skel_table); /* - * *** Diagnostics and Debug *** - * - * The module parameter "debug" controls the sending of debug messages to - * syslog. By default it is set to 0 or 1 according to GPIB_CONFIG_KERNEL_DEBUG. - * debug = 0: only register/deregister messages are generated - * 1: every action is logged - * 2: extended logging; each single exchanged byte is documented - * (about twice the log volume of [1]) - * To switch debug level: - * At module loading: modprobe lpvo_usb_gpib debug={0,1,2} - * On the fly: echo {0,1,2} > /sys/modules/lpvo_usb_gpib/parameters/debug + * *** Diagnostics and Debug *** + * To enable the diagnostic and debug messages either compile with DEBUG set + * or control via the dynamic debug mechanisms. + * The module parameter "debug" controls the sending of debug messages to + * syslog. By default it is set to 0 + * debug = 0: only attach/detach messages are sent + * 1: every action is logged + * 2: extended logging; each single exchanged byte is documented + * (about twice the log volume of [1]) + * To switch debug level: + * At module loading: modprobe lpvo_usb_gpib debug={0,1,2} + * On the fly: echo {0,1,2} > /sys/modules/lpvo_usb_gpib/parameters/debug */ static int debug; module_param(debug, int, 0644); -#define DIA_LOG(level, format, ...) \ +#define DIA_LOG(level, format, ...) \ do { if (debug >= (level)) \ - pr_alert("%s:%s - " format, NAME, __func__, ## __VA_ARGS__); } \ + dev_dbg(board->gpib_dev, format, ## __VA_ARGS__); } \ while (0) +#define WQT wait_queue_entry_t +#define WQH head +#define WQE entry + /* standard and extended command sets of the usb-gpib adapter */ #define USB_GPIB_ON "\nIB\n" @@ -135,7 +142,7 @@ struct char_buf { /* used by one_char() routine */ }; struct usb_gpib_priv { /* private data to the device */ - u8 eos; /* eos character */ + u8 eos; /* eos character */ short eos_flags; /* eos mode */ int timeout; /* current value for timeout */ void *dev; /* the usb device private data structure */ @@ -143,48 +150,29 @@ struct usb_gpib_priv { /* private data to the device */ #define GPIB_DEV (((struct usb_gpib_priv *)board->private_data)->dev) -#define SHOW_STATUS(board) { \ - DIA_LOG(2, "# - board %p\n", board); \ - DIA_LOG(2, "# - buffer_length %d\n", board->buffer_length); \ - DIA_LOG(2, "# - status %lx\n", board->status); \ - DIA_LOG(2, "# - use_count %d\n", board->use_count); \ - DIA_LOG(2, "# - pad %x\n", board->pad); \ - DIA_LOG(2, "# - sad %x\n", board->sad); \ - DIA_LOG(2, "# - timeout %d\n", board->usec_timeout); \ - DIA_LOG(2, "# - ppc %d\n", board->parallel_poll_configuration); \ - DIA_LOG(2, "# - t1delay %d\n", board->t1_nano_sec); \ - DIA_LOG(2, "# - online %d\n", board->online); \ - DIA_LOG(2, "# - autopoll %d\n", board->autospollers); \ - DIA_LOG(2, "# - autopoll task %p\n", board->autospoll_task); \ - DIA_LOG(2, "# - minor %d\n", board->minor); \ - DIA_LOG(2, "# - master %d\n", board->master); \ - DIA_LOG(2, "# - list %d\n", board->ist); \ - } -/* - * n = 0; - * list_for_each (l, &board->device_list) n++; - * TTY_LOG ("%s:%s - devices in list %d\n", a, b, n); - */ - -/* - * TTY_LOG - write a message to the current work terminal (if any) - */ - -#define TTY_LOG(format, ...) { \ - char buf[128]; \ - struct tty_struct *tty = get_current_tty(); \ - if (tty) { \ - snprintf(buf, 128, format, __VA_ARGS__); \ - tty->driver->ops->write(tty, buf, strlen(buf)); \ - tty->driver->ops->write(tty, "\r", 1); \ - } \ - } +static void show_status(struct gpib_board *board) +{ + DIA_LOG(2, "# - buffer_length %d\n", board->buffer_length); + DIA_LOG(2, "# - status %lx\n", board->status); + DIA_LOG(2, "# - use_count %d\n", board->use_count); + DIA_LOG(2, "# - pad %x\n", board->pad); + DIA_LOG(2, "# - sad %x\n", board->sad); + DIA_LOG(2, "# - timeout %d\n", board->usec_timeout); + DIA_LOG(2, "# - ppc %d\n", board->parallel_poll_configuration); + DIA_LOG(2, "# - t1delay %d\n", board->t1_nano_sec); + DIA_LOG(2, "# - online %d\n", board->online); + DIA_LOG(2, "# - autopoll %d\n", board->autospollers); + DIA_LOG(2, "# - autopoll task %p\n", board->autospoll_task); + DIA_LOG(2, "# - minor %d\n", board->minor); + DIA_LOG(2, "# - master %d\n", board->master); + DIA_LOG(2, "# - list %d\n", board->ist); +} /* - * GLOBAL VARIABLES: required for - * pairing among gpib minor and usb minor. - * MAX_DEV is the max number of usb-gpib adapters; free - * to change as you like, but no more than 32 + * GLOBAL VARIABLES: required for + * pairing among gpib minor and usb minor. + * MAX_DEV is the max number of usb-gpib adapters; free + * to change as you like, but no more than 32 */ #define MAX_DEV 8 @@ -194,17 +182,17 @@ static int assigned_usb_minors; /* mask of filled slots */ static struct mutex minors_lock; /* operations on usb_minors are to be protected */ /* - * usb-skeleton prototypes + * usb-skeleton prototypes */ struct usb_skel; static ssize_t skel_do_write(struct usb_skel *, const char *, size_t); static ssize_t skel_do_read(struct usb_skel *, char *, size_t); -static int skel_do_open(gpib_board_t *, int); -static int skel_do_release(gpib_board_t *); +static int skel_do_open(struct gpib_board *, int); +static int skel_do_release(struct gpib_board *); /* - * usec_diff : take difference in MICROsec between two 'timespec' + * usec_diff : take difference in MICROsec between two 'timespec' * (unix time in sec and NANOsec) */ @@ -215,7 +203,7 @@ static inline int usec_diff(struct timespec64 *a, struct timespec64 *b) } /* - * *** these routines are specific to the usb-gpib adapter *** + * *** these routines are specific to the usb-gpib adapter *** */ /** @@ -229,27 +217,7 @@ static inline int usec_diff(struct timespec64 *a, struct timespec64 *b) static int write_loop(void *dev, char *msg, int leng) { -// int nchar = 0, val; - -// do { - return skel_do_write(dev, msg, leng); - -// if (val < 1) { -// printk (KERN_ALERT "%s:%s - write error: %d %d/%d\n", -// NAME, __func__, val, nchar, leng); -// return -EIO; -// } -// nchar +=val; -// } while (nchar < leng); -// return leng; -} - -static char printable(char x) -{ - if (x < 32 || x > 126) - return ' '; - return x; } /** @@ -257,15 +225,15 @@ static char printable(char x) * * @board: the gpib_board_struct data area for this gpib interface * @msg: the byte sequence. - * @leng the byte sequence length; can be given as zero and is + * @leng: the byte sequence length; can be given as zero and is * computed automatically, but if 'msg' contains a zero byte, * it has to be given explicitly. */ -static int send_command(gpib_board_t *board, char *msg, int leng) +static int send_command(struct gpib_board *board, char *msg, int leng) { char buffer[64]; - int nchar, j; + int nchar; int retval; struct timespec64 before, after; @@ -280,17 +248,10 @@ static int send_command(gpib_board_t *board, char *msg, int leng) nchar = skel_do_read(GPIB_DEV, buffer, 64); if (nchar < 0) { - DIA_LOG(0, " return from read: %d\n", nchar); + dev_err(board->gpib_dev, " return from read: %d\n", nchar); return nchar; } else if (nchar != 1) { - for (j = 0 ; j < leng ; j++) { - DIA_LOG(0, " Irregular reply to command: %d %x %c\n", - j, msg[j], printable(msg[j])); - } - for (j = 0 ; j < nchar ; j++) { - DIA_LOG(0, " Irregular command reply: %d %x %c\n", - j, buffer[j] & 0xff, printable(buffer[j])); - } + dev_err(board->gpib_dev, " Irregular reply to command: %s\n", msg); return -EIO; } ktime_get_real_ts64 (&after); @@ -301,16 +262,14 @@ static int send_command(gpib_board_t *board, char *msg, int leng) } /* - * * set_control_line() - Set the value of a single gpib control line * * @board: the gpib_board_struct data area for this gpib interface * @line: line mask * @value: line new value (0/1) - * */ -static int set_control_line(gpib_board_t *board, int line, int value) +static int set_control_line(struct gpib_board *board, int line, int value) { char msg[] = USB_GPIB_SET_LINES; int retval; @@ -337,11 +296,11 @@ static int set_control_line(gpib_board_t *board, int line, int value) /* * one_char() - read one single byte from input buffer * - * @board: the gpib_board_struct data area for this gpib interface - * @char_buf: the routine private data structure + * @board: the gpib_board_struct data area for this gpib interface + * @char_buf: the routine private data structure */ -static int one_char(gpib_board_t *board, struct char_buf *b) +static int one_char(struct gpib_board *board, struct char_buf *b) { struct timespec64 before, after; @@ -360,13 +319,7 @@ static int one_char(gpib_board_t *board, struct char_buf *b) if (b->nchar > 0) { DIA_LOG(2, "--> %x\n", b->inbuf[b->last - b->nchar]); return b->inbuf[b->last - b->nchar--]; - } else if (b->nchar == 0) { - dev_alert(board->gpib_dev, "%s:%s - read returned EOF\n", NAME, __func__); - return -EIO; } - dev_alert(board->gpib_dev, "%s:%s - read error %d\n", NAME, __func__, b->nchar); - TTY_LOG("\n *** %s *** Read Error - %s\n", NAME, - "Reset the adapter with 'gpib_config'\n"); return -EIO; } @@ -381,7 +334,7 @@ static int one_char(gpib_board_t *board, struct char_buf *b) * not supported. */ -static void set_timeout(gpib_board_t *board) +static void set_timeout(struct gpib_board *board) { int n, val; char command[sizeof(USB_GPIB_TTMO) + 6]; @@ -406,16 +359,14 @@ static void set_timeout(gpib_board_t *board) val = send_command(board, command, 0); } - if (val != ACK) { - dev_alert(board->gpib_dev, "%s:%s - error in timeout set: <%s>\n", - NAME, __func__, command); - } else { + if (val != ACK) + dev_err(board->gpib_dev, "error in timeout set: <%s>\n", command); + else data->timeout = board->usec_timeout; - } } /* - * now the standard interface functions - attach and detach + * now the standard interface functions - attach and detach */ /** @@ -431,7 +382,7 @@ static void set_timeout(gpib_board_t *board) * detach() will be called. Always. */ -static int usb_gpib_attach(gpib_board_t *board, const gpib_board_config_t *config) +static int usb_gpib_attach(struct gpib_board *board, const struct gpib_board_config *config) { int retval, j; u32 base = config->ibbase; @@ -451,8 +402,6 @@ static int usb_gpib_attach(gpib_board_t *board, const gpib_board_config_t *confi if (config->device_path) { /* if config->device_path given, try that first */ - dev_alert(board->gpib_dev, "%s:%s - Looking for device_path: %s\n", - NAME, __func__, config->device_path); for (j = 0 ; j < MAX_DEV ; j++) { if ((assigned_usb_minors & 1 << j) == 0) continue; @@ -487,8 +436,7 @@ static int usb_gpib_attach(gpib_board_t *board, const gpib_board_config_t *confi mutex_unlock(&minors_lock); if (j == MAX_DEV) { - dev_alert(board->gpib_dev, "%s:%s - Requested device is not registered.\n", - NAME, __func__); + dev_err(board->gpib_dev, "Requested device is not registered.\n"); return -EIO; } @@ -501,20 +449,21 @@ static int usb_gpib_attach(gpib_board_t *board, const gpib_board_config_t *confi DIA_LOG(1, "Skel open: %d\n", retval); if (retval) { - TTY_LOG("%s:%s - skel open failed.\n", NAME, __func__); + dev_err(board->gpib_dev, "skel open failed.\n"); kfree(board->private_data); board->private_data = NULL; return -ENODEV; } - SHOW_STATUS(board); + show_status(board); retval = send_command(board, USB_GPIB_ON, 0); DIA_LOG(1, "USB_GPIB_ON returns %x\n", retval); if (retval != ACK) return -EIO; - /* We must setup debug mode because we need the extended instruction + /* + * We must setup debug mode because we need the extended instruction * set to cope with the Core (gpib_common) point of view */ @@ -523,7 +472,8 @@ static int usb_gpib_attach(gpib_board_t *board, const gpib_board_config_t *confi if (retval != ACK) return -EIO; - /* We must keep REN off after an IFC because so it is + /* + * We must keep REN off after an IFC because so it is * assumed by the Core */ @@ -541,8 +491,8 @@ static int usb_gpib_attach(gpib_board_t *board, const gpib_board_config_t *confi if (retval != ACK) return -EIO; - SHOW_STATUS(board); - TTY_LOG("Module '%s' has been sucesfully configured\n", NAME); + show_status(board); + DIA_LOG(0, "attached\n"); return 0; } @@ -553,13 +503,13 @@ static int usb_gpib_attach(gpib_board_t *board, const gpib_board_config_t *confi * */ -static void usb_gpib_detach(gpib_board_t *board) +static void usb_gpib_detach(struct gpib_board *board) { int retval; - SHOW_STATUS(board); + show_status(board); - DIA_LOG(0, "detaching %p\n", board); + DIA_LOG(0, "detaching\n"); if (board->private_data) { if (GPIB_DEV) { @@ -573,15 +523,14 @@ static void usb_gpib_detach(gpib_board_t *board) board->private_data = NULL; } - DIA_LOG(0, "done %p\n", board); - TTY_LOG("Module '%s' has been detached\n", NAME); + DIA_LOG(0, "detached\n"); } /* * Other functions follow in alphabetical order */ /* command */ -static int usb_gpib_command(gpib_board_t *board, +static int usb_gpib_command(struct gpib_board *board, u8 *buffer, size_t length, size_t *bytes_written) @@ -614,7 +563,7 @@ static int usb_gpib_command(gpib_board_t *board, * Cannot do nothing here, but remember for future use. */ -static void usb_gpib_disable_eos(gpib_board_t *board) +static void usb_gpib_disable_eos(struct gpib_board *board) { ((struct usb_gpib_priv *)board->private_data)->eos_flags &= ~REOS; DIA_LOG(1, "done: %x\n", @@ -630,7 +579,7 @@ static void usb_gpib_disable_eos(gpib_board_t *board) * */ -static int usb_gpib_enable_eos(gpib_board_t *board, +static int usb_gpib_enable_eos(struct gpib_board *board, u8 eos_byte, int compare_8_bits) { @@ -650,7 +599,7 @@ static int usb_gpib_enable_eos(gpib_board_t *board, * @board: the gpib_board data area for this gpib interface */ -static int usb_gpib_go_to_standby(gpib_board_t *board) +static int usb_gpib_go_to_standby(struct gpib_board *board) { int retval = set_control_line(board, IB_BUS_ATN, 0); @@ -665,14 +614,14 @@ static int usb_gpib_go_to_standby(gpib_board_t *board) * usb_gpib_interface_clear() - Assert or de-assert IFC * * @board: the gpib_board data area for this gpib interface - * assert: 1: assert IFC; 0: de-assert IFC + * @assert: 1: assert IFC; 0: de-assert IFC * * Currently on the assert request we issue the lpvo IBZ * command that cycles IFC low for 100 usec, then we ignore * the de-assert request. */ -static void usb_gpib_interface_clear(gpib_board_t *board, int assert) +static void usb_gpib_interface_clear(struct gpib_board *board, int assert) { int retval = 0; @@ -688,21 +637,16 @@ static void usb_gpib_interface_clear(gpib_board_t *board, int assert) } /** - * line_status() - Read the status of the bus lines. + * usb_gpib_line_status() - Read the status of the bus lines. * * @board: the gpib_board data area for this gpib interface * * We can read all lines. */ - -#define WQT wait_queue_entry_t -#define WQH head -#define WQE entry - -static int usb_gpib_line_status(const gpib_board_t *board) +static int usb_gpib_line_status(const struct gpib_board *board) { int buffer; - int line_status = ValidALL; /* all lines will be read */ + int line_status = VALID_ALL; /* all lines will be read */ struct list_head *p, *q; WQT *item; unsigned long flags; @@ -710,7 +654,8 @@ static int usb_gpib_line_status(const gpib_board_t *board) DIA_LOG(1, "%s\n", "request"); - /* if we are on the wait queue (board->wait), do not hurry + /* + * if we are on the wait queue (board->wait), do not hurry * reading status line; instead, pause a little */ @@ -730,30 +675,29 @@ static int usb_gpib_line_status(const gpib_board_t *board) msleep(sleep); } - buffer = send_command((gpib_board_t *)board, USB_GPIB_STATUS, 0); + buffer = send_command((struct gpib_board *)board, USB_GPIB_STATUS, 0); if (buffer < 0) { - dev_alert(board->gpib_dev, "%s:%s - line status read failed with %d\n", - NAME, __func__, buffer); + dev_err(board->gpib_dev, "line status read failed with %d\n", buffer); return -1; } if ((buffer & 0x01) == 0) - line_status |= BusREN; + line_status |= BUS_REN; if ((buffer & 0x02) == 0) - line_status |= BusIFC; + line_status |= BUS_IFC; if ((buffer & 0x04) == 0) - line_status |= BusNDAC; + line_status |= BUS_NDAC; if ((buffer & 0x08) == 0) - line_status |= BusNRFD; + line_status |= BUS_NRFD; if ((buffer & 0x10) == 0) - line_status |= BusDAV; + line_status |= BUS_DAV; if ((buffer & 0x20) == 0) - line_status |= BusEOI; + line_status |= BUS_EOI; if ((buffer & 0x40) == 0) - line_status |= BusATN; + line_status |= BUS_ATN; if ((buffer & 0x80) == 0) - line_status |= BusSRQ; + line_status |= BUS_SRQ; DIA_LOG(1, "done with %x %x\n", buffer, line_status); @@ -762,9 +706,10 @@ static int usb_gpib_line_status(const gpib_board_t *board) /* parallel_poll */ -static int usb_gpib_parallel_poll(gpib_board_t *board, uint8_t *result) +static int usb_gpib_parallel_poll(struct gpib_board *board, u8 *result) { - /* request parallel poll asserting ATN | EOI; + /* + * request parallel poll asserting ATN | EOI; * we suppose ATN already asserted */ @@ -773,27 +718,23 @@ static int usb_gpib_parallel_poll(gpib_board_t *board, uint8_t *result) DIA_LOG(1, "enter %p\n", board); retval = set_control_line(board, IB_BUS_EOI, 1); - if (retval != ACK) { - dev_alert(board->gpib_dev, "%s:%s - assert EOI failed\n", NAME, __func__); + if (retval != ACK) return -EIO; - } *result = send_command(board, USB_GPIB_READ_DATA, 0); DIA_LOG(1, "done with %x\n", *result); retval = set_control_line(board, IB_BUS_EOI, 0); - if (retval != 0x06) { - dev_alert(board->gpib_dev, "%s:%s - unassert EOI failed\n", NAME, __func__); + if (retval != 0x06) return -EIO; - } return 0; } /* read */ -static int usb_gpib_read(gpib_board_t *board, +static int usb_gpib_read(struct gpib_board *board, u8 *buffer, size_t length, int *end, @@ -866,8 +807,7 @@ static int usb_gpib_read(gpib_board_t *board, goto read_return; if (one_char(board, &b) != DLE || one_char(board, &b) != STX) { - dev_alert(board->gpib_dev, "%s:%s - wrong <DLE><STX> sequence\n", - NAME, __func__); + dev_err(board->gpib_dev, "wrong <DLE><STX> sequence\n"); retval = -EIO; goto read_return; } @@ -907,15 +847,12 @@ static int usb_gpib_read(gpib_board_t *board, retval = 0; goto read_return; } else { - dev_alert(board->gpib_dev, "%s:%s - %s %x\n", - NAME, __func__, - "Wrong end of message", c); + dev_err(board->gpib_dev, "wrong end of message %x", c); retval = -ETIME; goto read_return; } } else { - dev_alert(board->gpib_dev, "%s:%s - %s\n", NAME, __func__, - "lone <DLE> in stream"); + dev_err(board->gpib_dev, "lone <DLE> in stream"); retval = -EIO; goto read_return; } @@ -934,8 +871,7 @@ static int usb_gpib_read(gpib_board_t *board, c = one_char(board, &b); if (c == ACK) { if (MAX_READ_EXCESS - read_count > 1) - dev_alert(board->gpib_dev, "%s:%s - %s\n", NAME, __func__, - "small buffer - maybe some data lost"); + dev_dbg(board->gpib_dev, "small buffer - maybe some data lost"); retval = 0; goto read_return; } @@ -943,15 +879,13 @@ static int usb_gpib_read(gpib_board_t *board, } } - dev_alert(board->gpib_dev, "%s:%s - no input end - GPIB board in odd state\n", - NAME, __func__); + dev_err(board->gpib_dev, "no input end - board in odd state\n"); retval = -EIO; read_return: kfree(b.inbuf); - DIA_LOG(1, "done with byte/status: %d %x %d\n", - (int)*bytes_read, retval, *end); + DIA_LOG(1, "done with byte/status: %d %x %d\n", (int)*bytes_read, retval, *end); if (retval == 0 || retval == -ETIME) { if (send_command(board, USB_GPIB_UNTALK, sizeof(USB_GPIB_UNTALK)) == 0x06) @@ -964,35 +898,32 @@ read_return: /* remote_enable */ -static void usb_gpib_remote_enable(gpib_board_t *board, int enable) +static void usb_gpib_remote_enable(struct gpib_board *board, int enable) { int retval; retval = set_control_line(board, IB_BUS_REN, enable ? 1 : 0); if (retval != ACK) - dev_alert(board->gpib_dev, "%s:%s - could not set REN line: %x\n", - NAME, __func__, retval); + dev_err(board->gpib_dev, "could not set REN line: %x\n", retval); DIA_LOG(1, "done with %x\n", retval); } /* request_system_control */ -static void usb_gpib_request_system_control(gpib_board_t *board, - int request_control) +static int usb_gpib_request_system_control(struct gpib_board *board, int request_control) { - if (request_control) - set_bit(CIC_NUM, &board->status); - else - clear_bit(CIC_NUM, &board->status); + if (!request_control) + return -EINVAL; DIA_LOG(1, "done with %d -> %lx\n", request_control, board->status); + return 0; } /* take_control */ /* beware: the sync flag is ignored; what is its real meaning? */ -static int usb_gpib_take_control(gpib_board_t *board, int sync) +static int usb_gpib_take_control(struct gpib_board *board, int sync) { int retval; @@ -1007,7 +938,7 @@ static int usb_gpib_take_control(gpib_board_t *board, int sync) /* update_status */ -static unsigned int usb_gpib_update_status(gpib_board_t *board, +static unsigned int usb_gpib_update_status(struct gpib_board *board, unsigned int clear_mask) { /* There is nothing we can do here, I guess */ @@ -1022,7 +953,7 @@ static unsigned int usb_gpib_update_status(gpib_board_t *board, /* write */ /* beware: DLE characters are not escaped - can only send ASCII data */ -static int usb_gpib_write(gpib_board_t *board, +static int usb_gpib_write(struct gpib_board *board, u8 *buffer, size_t length, int send_eoi, @@ -1053,9 +984,8 @@ static int usb_gpib_write(gpib_board_t *board, *bytes_written = length; - if (send_command(board, USB_GPIB_UNLISTEN, sizeof(USB_GPIB_UNLISTEN)) - != 0x06) - return -EPIPE; + if (send_command(board, USB_GPIB_UNLISTEN, sizeof(USB_GPIB_UNLISTEN)) != 0x06) + return -EPIPE; return length; } @@ -1066,64 +996,56 @@ static int usb_gpib_write(gpib_board_t *board, /* parallel_poll configure */ -static void usb_gpib_parallel_poll_configure(gpib_board_t *board, - uint8_t configuration) +static void usb_gpib_parallel_poll_configure(struct gpib_board *board, + u8 configuration) { - dev_alert(board->gpib_dev, "%s:%s - currently a NOP\n", NAME, __func__); } /* parallel_poll_response */ -static void usb_gpib_parallel_poll_response(gpib_board_t *board, int ist) +static void usb_gpib_parallel_poll_response(struct gpib_board *board, int ist) { - dev_alert(board->gpib_dev, "%s:%s - currently a NOP\n", NAME, __func__); } /* primary_address */ -static int usb_gpib_primary_address(gpib_board_t *board, unsigned int address) +static int usb_gpib_primary_address(struct gpib_board *board, unsigned int address) { - dev_alert(board->gpib_dev, "%s:%s - currently a NOP\n", NAME, __func__); return 0; } /* return_to_local */ -static void usb_gpib_return_to_local(gpib_board_t *board) +static void usb_gpib_return_to_local(struct gpib_board *board) { - dev_alert(board->gpib_dev, "%s:%s - currently a NOP\n", NAME, __func__); } /* secondary_address */ -static int usb_gpib_secondary_address(gpib_board_t *board, +static int usb_gpib_secondary_address(struct gpib_board *board, unsigned int address, int enable) { - dev_alert(board->gpib_dev, "%s:%s - currently a NOP\n", NAME, __func__); return 0; } /* serial_poll_response */ -static void usb_gpib_serial_poll_response(gpib_board_t *board, uint8_t status) +static void usb_gpib_serial_poll_response(struct gpib_board *board, u8 status) { - dev_alert(board->gpib_dev, "%s:%s - currently a NOP\n", NAME, __func__); } /* serial_poll_status */ -static uint8_t usb_gpib_serial_poll_status(gpib_board_t *board) +static u8 usb_gpib_serial_poll_status(struct gpib_board *board) { - dev_alert(board->gpib_dev, "%s:%s - currently a NOP\n", NAME, __func__); return 0; } /* t1_delay */ -static unsigned int usb_gpib_t1_delay(gpib_board_t *board, unsigned int nano_sec) +static int usb_gpib_t1_delay(struct gpib_board *board, unsigned int nano_sec) { - dev_alert(board->gpib_dev, "%s:%s - currently a NOP\n", NAME, __func__); return 0; } @@ -1131,7 +1053,7 @@ static unsigned int usb_gpib_t1_delay(gpib_board_t *board, unsigned int nano_sec * *** module dispatch table and init/exit functions *** */ -static gpib_interface_t usb_gpib_interface = { +static struct gpib_interface usb_gpib_interface = { .name = NAME, .attach = usb_gpib_attach, .detach = usb_gpib_detach, @@ -1161,13 +1083,13 @@ static gpib_interface_t usb_gpib_interface = { }; /* - * usb_gpib_init_module(), usb_gpib_exit_module() + * usb_gpib_init_module(), usb_gpib_exit_module() * - * This functions are called every time a new device is detected - * and registered or is removed and unregistered. - * We must take note of created and destroyed usb minors to be used - * when usb_gpib_attach() and usb_gpib_detach() will be called on - * request by gpib_config. + * This functions are called every time a new device is detected + * and registered or is removed and unregistered. + * We must take note of created and destroyed usb minors to be used + * when usb_gpib_attach() and usb_gpib_detach() will be called on + * request by gpib_config. */ static int usb_gpib_init_module(struct usb_interface *interface) @@ -1181,18 +1103,19 @@ static int usb_gpib_init_module(struct usb_interface *interface) if (!assigned_usb_minors) { rv = gpib_register_driver(&usb_gpib_interface, THIS_MODULE); if (rv) { - pr_err("lpvo_usb_gpib: gpib_register_driver failed: error = %d\n", rv); + pr_err("gpib_register_driver failed: error = %d\n", rv); goto exit; } } else { - /* check if minor is already registered - maybe useless, but if - * it happens the code is inconsistent somewhere + /* + * check if minor is already registered - maybe useless, but if + * it happens the code is inconsistent somewhere */ for (j = 0 ; j < MAX_DEV ; j++) { if (usb_minors[j] == interface->minor && assigned_usb_minors & 1 << j) { - pr_alert("%s:%s - CODE BUG: USB minor %d registered at %d.\n", - NAME, __func__, interface->minor, j); + pr_err("CODE BUG: USB minor %d registered at %d.\n", + interface->minor, j); rv = -1; goto exit; } @@ -1207,13 +1130,11 @@ static int usb_gpib_init_module(struct usb_interface *interface) usb_minors[j] = interface->minor; lpvo_usb_interfaces[j] = interface; assigned_usb_minors |= mask; - DIA_LOG(0, "usb minor %d registered at %d\n", interface->minor, j); rv = 0; goto exit; } } - pr_alert("%s:%s - No slot available for interface %p minor %d\n", - NAME, __func__, interface, interface->minor); + pr_err("No slot available for interface %p minor %d\n", interface, interface->minor); rv = -1; exit: @@ -1235,19 +1156,18 @@ static void usb_gpib_exit_module(int minor) goto exit; } } - pr_alert("%s:%s - CODE BUG: USB minor %d not found.\n", NAME, __func__, minor); + pr_err("CODE BUG: USB minor %d not found.\n", minor); exit: mutex_unlock(&minors_lock); } /* - * Default latency time (16 msec) is too long. - * We must use 1 msec (best); anyhow, no more than 5 msec. - * - * Defines and function taken and modified from the kernel tree - * (see ftdi_sio.h and ftdi_sio.c). + * Default latency time (16 msec) is too long. + * We must use 1 msec (best); anyhow, no more than 5 msec. * + * Defines and function taken and modified from the kernel tree + * (see ftdi_sio.h and ftdi_sio.c). */ #define FTDI_SIO_SET_LATENCY_TIMER 9 /* Set the latency timer */ @@ -1267,7 +1187,7 @@ static int write_latency_timer(struct usb_device *udev) LATENCY_TIMER, LATENCY_CHANNEL, NULL, 0, WDR_TIMEOUT); if (rv < 0) - pr_alert("Unable to write latency timer: %i\n", rv); + dev_err(&udev->dev, "Unable to write latency timer: %i\n", rv); return rv; } @@ -1315,7 +1235,8 @@ static int write_latency_timer(struct usb_device *udev) /* private defines */ #define MAX_TRANSFER (PAGE_SIZE - 512) -/* MAX_TRANSFER is chosen so that the VM is not stressed by +/* + * MAX_TRANSFER is chosen so that the VM is not stressed by * allocations > PAGE_SIZE and the number of packets in a page * is an integer 512 is the largest possible packet on EHCI */ @@ -1360,21 +1281,18 @@ static void skel_delete(struct kref *kref) } /* - * skel_do_open() - to be called by usb_gpib_attach + * skel_do_open() - to be called by usb_gpib_attach */ -static int skel_do_open(gpib_board_t *board, int subminor) +static int skel_do_open(struct gpib_board *board, int subminor) { struct usb_skel *dev; struct usb_interface *interface; int retval = 0; - DIA_LOG(0, "Required minor: %d\n", subminor); - interface = usb_find_interface(&skel_driver, subminor); if (!interface) { - pr_err("%s - error, can't find device for minor %d\n", - __func__, subminor); + dev_err(board->gpib_dev, "can't find device for minor %d\n", subminor); retval = -ENODEV; goto exit; } @@ -1400,10 +1318,10 @@ exit: } /* - * skel_do_release() - to be called by usb_gpib_detach + * skel_do_release() - to be called by usb_gpib_detach */ -static int skel_do_release(gpib_board_t *board) +static int skel_do_release(struct gpib_board *board) { struct usb_skel *dev; @@ -1423,7 +1341,7 @@ static int skel_do_release(gpib_board_t *board) } /* - * read functions + * read functions */ static void skel_read_bulk_callback(struct urb *urb) @@ -1439,9 +1357,8 @@ static void skel_read_bulk_callback(struct urb *urb) if (!(urb->status == -ENOENT || urb->status == -ECONNRESET || urb->status == -ESHUTDOWN)) - dev_err(&dev->interface->dev, - "%s - nonzero read bulk status received: %d\n", - __func__, urb->status); + dev_err(&dev->interface->dev, "nonzero read bulk status received: %d\n", + urb->status); dev->errors = urb->status; } else { @@ -1478,9 +1395,7 @@ static int skel_do_read_io(struct usb_skel *dev, size_t count) /* do it */ rv = usb_submit_urb(dev->bulk_in_urb, GFP_KERNEL); if (rv < 0) { - dev_err(&dev->interface->dev, - "%s - failed submitting read urb, error %d\n", - __func__, rv); + dev_err(&dev->interface->dev, "failed submitting read urb, error %d\n", rv); rv = (rv == -ENOMEM) ? rv : -EIO; spin_lock_irq(&dev->err_lock); dev->ongoing_read = 0; @@ -1491,7 +1406,7 @@ static int skel_do_read_io(struct usb_skel *dev, size_t count) } /* - * skel_do_read() - read operations from lpvo_usb_gpib + * skel_do_read() - read operations from lpvo_usb_gpib */ static ssize_t skel_do_read(struct usb_skel *dev, char *buffer, size_t count) @@ -1504,14 +1419,10 @@ static ssize_t skel_do_read(struct usb_skel *dev, char *buffer, size_t count) if (!dev->bulk_in_urb || !count) return 0; - DIA_LOG(1, "enter for %zu.\n", count); - restart: /* added to comply with ftdi timeout technique */ /* no concurrent readers */ - DIA_LOG(2, "restart with %zd %zd.\n", dev->bulk_in_filled, dev->bulk_in_copied); - rv = mutex_lock_interruptible(&dev->io_mutex); if (rv < 0) return rv; @@ -1527,8 +1438,6 @@ retry: ongoing_io = dev->ongoing_read; spin_unlock_irq(&dev->err_lock); - DIA_LOG(2, "retry with %d.\n", ongoing_io); - if (ongoing_io) { // /* nonblocking IO shall not wait */ // /* no file, no O_NONBLOCK; maybe provide when from user space */ @@ -1569,14 +1478,13 @@ retry: // size_t chunk = min(available, count); /* compute chunk later */ size_t chunk; - DIA_LOG(2, "we have data: %zu %zu.\n", dev->bulk_in_filled, dev->bulk_in_copied); - if (!available) { /* * all data has been used * actual IO needs to be done */ - /* it seems that requests for less than dev->bulk_in_size + /* + * it seems that requests for less than dev->bulk_in_size * are not accepted */ rv = skel_do_read_io(dev, dev->bulk_in_size); @@ -1590,18 +1498,13 @@ retry: * data is available - chunk tells us how much shall be copied */ - /* Condition dev->bulk_in_copied > 0 maybe will never happen. In case, + /* + * Condition dev->bulk_in_copied > 0 maybe will never happen. In case, * signal the event and copy using the original procedure, i.e., copy * first two bytes also */ if (dev->bulk_in_copied) { - int j; - - for (j = 0 ; j < dev->bulk_in_filled ; j++) { - pr_alert("copy -> %x %zu %x\n", - j, dev->bulk_in_copied, dev->bulk_in_buffer[j]); - } chunk = min(available, count); memcpy(buffer, dev->bulk_in_buffer + dev->bulk_in_copied, chunk); rv = chunk; @@ -1613,7 +1516,7 @@ retry: /* account for two bytes to be discarded */ chunk = min(available, count + 2); if (chunk < 2) { - pr_alert("BAD READ - chunk: %zu\n", chunk); + dev_err(&dev->udev->dev, "BAD READ - chunk: %zu\n", chunk); rv = -EIO; goto exit; } @@ -1633,8 +1536,6 @@ retry: // if (available < count) // skel_do_read_io(dev, dev->bulk_in_size); } else { - DIA_LOG(1, "no data - start read - copied: %zd.\n", dev->bulk_in_copied); - /* no data in the buffer */ rv = skel_do_read_io(dev, dev->bulk_in_size); if (rv < 0) @@ -1645,15 +1546,15 @@ retry: exit: mutex_unlock(&dev->io_mutex); if (rv == 2) - goto restart; /* ftdi chip returns two status bytes after a latency anyhow */ - DIA_LOG(1, "exit with %d.\n", rv); + goto restart; /* ftdi chip returns two status bytes after a latency anyhow */ + if (rv > 0) - return rv - 2; /* account for 2 discarded bytes in a valid buffer */ + return rv - 2; /* account for 2 discarded bytes in a valid buffer */ return rv; } /* - * write functions + * write functions */ static void skel_write_bulk_callback(struct urb *urb) @@ -1669,8 +1570,7 @@ static void skel_write_bulk_callback(struct urb *urb) urb->status == -ECONNRESET || urb->status == -ESHUTDOWN)) dev_err(&dev->interface->dev, - "%s - nonzero write bulk status received: %d\n", - __func__, urb->status); + "nonzero write bulk status received: %d\n", urb->status); spin_lock_irqsave(&dev->err_lock, flags); dev->errors = urb->status; @@ -1684,7 +1584,7 @@ static void skel_write_bulk_callback(struct urb *urb) } /* - * skel_do_write() - write operations from lpvo_usb_gpib + * skel_do_write() - write operations from lpvo_usb_gpib */ static ssize_t skel_do_write(struct usb_skel *dev, const char *buffer, size_t count) @@ -1763,9 +1663,7 @@ static ssize_t skel_do_write(struct usb_skel *dev, const char *buffer, size_t co retval = usb_submit_urb(urb, GFP_KERNEL); mutex_unlock(&dev->io_mutex); if (retval) { - dev_err(&dev->interface->dev, - "%s - failed submitting write urb, error %d\n", - __func__, retval); + dev_err(&dev->interface->dev, "failed submitting write urb, error %d\n", retval); goto error_unanchor; } @@ -1791,7 +1689,7 @@ exit: } /* - * services for the user space devices + * services for the user space devices */ #if USER_DEVICE /* conditional compilation of user space device */ @@ -1831,8 +1729,7 @@ static int skel_open(struct inode *inode, struct file *file) interface = usb_find_interface(&skel_driver, subminor); if (!interface) { - pr_err("%s - error, can't find device for minor %d\n", - __func__, subminor); + pr_err("can't find device for minor %d\n", subminor); retval = -ENODEV; goto exit; } @@ -1877,7 +1774,7 @@ static int skel_release(struct inode *inode, struct file *file) } /* - * user space access to read function + * user space access to read function */ static ssize_t skel_read(struct file *file, char __user *buffer, size_t count, @@ -1895,8 +1792,6 @@ static ssize_t skel_read(struct file *file, char __user *buffer, size_t count, rv = skel_do_read(dev, buf, count); - pr_alert("%s - return with %zu\n", __func__, rv); - if (rv > 0) { if (copy_to_user(buffer, buf, rv)) { kfree(buf); @@ -1908,7 +1803,7 @@ static ssize_t skel_read(struct file *file, char __user *buffer, size_t count, } /* - * user space access to write function + * user space access to write function */ static ssize_t skel_write(struct file *file, const char __user *user_buffer, @@ -2015,8 +1910,8 @@ static int skel_probe(struct usb_interface *interface, /* let the world know */ device_path = kobject_get_path(&dev->udev->dev.kobj, GFP_KERNEL); - pr_alert("%s:%s - New lpvo_usb_device -> bus: %d dev: %d path: %s\n", NAME, __func__, - dev->udev->bus->busnum, dev->udev->devnum, device_path); + dev_dbg(&interface->dev, "New lpvo_usb_device -> bus: %d dev: %d path: %s\n", + dev->udev->bus->busnum, dev->udev->devnum, device_path); kfree(device_path); #if USER_DEVICE @@ -2029,14 +1924,9 @@ static int skel_probe(struct usb_interface *interface, usb_set_intfdata(interface, NULL); goto error; } - - /* let the user know what node this device is now attached to */ - dev_info(&interface->dev, - "lpvo_usb_gpib device now attached to lpvo_raw%d", - interface->minor); #endif - write_latency_timer(dev->udev); /* adjust the latency timer */ + write_latency_timer(dev->udev); /* adjust the latency timer */ usb_gpib_init_module(interface); /* last, init the lpvo for this minor */ @@ -2073,8 +1963,6 @@ static void skel_disconnect(struct usb_interface *interface) /* decrement our usage count */ kref_put(&dev->kref, skel_delete); - - dev_info(&interface->dev, "USB lpvo_raw #%d now disconnected", minor); } static void skel_draw_down(struct usb_skel *dev) diff --git a/drivers/staging/gpib/nec7210/nec7210.c b/drivers/staging/gpib/nec7210/nec7210.c index c9a837fad96e..34a1cae4f486 100644 --- a/drivers/staging/gpib/nec7210/nec7210.c +++ b/drivers/staging/gpib/nec7210/nec7210.c @@ -4,6 +4,8 @@ * copyright : (C) 2001, 2002 by Frank Mori Hess ***************************************************************************/ +#define dev_fmt(fmt) KBUILD_MODNAME ": " fmt + #include "board.h" #include <linux/ioport.h> #include <linux/sched.h> @@ -21,7 +23,7 @@ MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("GPIB library code for NEC uPD7210"); -int nec7210_enable_eos(gpib_board_t *board, struct nec7210_priv *priv, uint8_t eos_byte, +int nec7210_enable_eos(struct gpib_board *board, struct nec7210_priv *priv, u8 eos_byte, int compare_8_bits) { write_byte(priv, eos_byte, EOSR); @@ -35,14 +37,14 @@ int nec7210_enable_eos(gpib_board_t *board, struct nec7210_priv *priv, uint8_t e } EXPORT_SYMBOL(nec7210_enable_eos); -void nec7210_disable_eos(gpib_board_t *board, struct nec7210_priv *priv) +void nec7210_disable_eos(struct gpib_board *board, struct nec7210_priv *priv) { priv->auxa_bits &= ~HR_REOS; write_byte(priv, priv->auxa_bits, AUXMR); } EXPORT_SYMBOL(nec7210_disable_eos); -int nec7210_parallel_poll(gpib_board_t *board, struct nec7210_priv *priv, uint8_t *result) +int nec7210_parallel_poll(struct gpib_board *board, struct nec7210_priv *priv, u8 *result) { int ret; @@ -62,14 +64,14 @@ int nec7210_parallel_poll(gpib_board_t *board, struct nec7210_priv *priv, uint8_ } EXPORT_SYMBOL(nec7210_parallel_poll); -void nec7210_parallel_poll_configure(gpib_board_t *board, +void nec7210_parallel_poll_configure(struct gpib_board *board, struct nec7210_priv *priv, unsigned int configuration) { write_byte(priv, PPR | configuration, AUXMR); } EXPORT_SYMBOL(nec7210_parallel_poll_configure); -void nec7210_parallel_poll_response(gpib_board_t *board, struct nec7210_priv *priv, int ist) +void nec7210_parallel_poll_response(struct gpib_board *board, struct nec7210_priv *priv, int ist) { if (ist) write_byte(priv, AUX_SPPF, AUXMR); @@ -77,13 +79,15 @@ void nec7210_parallel_poll_response(gpib_board_t *board, struct nec7210_priv *pr write_byte(priv, AUX_CPPF, AUXMR); } EXPORT_SYMBOL(nec7210_parallel_poll_response); -/* This is really only adequate for chips that do a 488.2 style reqt/reqf +/* + * This is really only adequate for chips that do a 488.2 style reqt/reqf * based on bit 6 of the SPMR (see chapter 11.3.3 of 488.2). For simpler chips that simply * set rsv directly based on bit 6, we either need to do more hardware setup to expose * the 488.2 capability (for example with NI chips), or we need to implement the * 488.2 set srv state machine in the driver (if that is even viable). */ -void nec7210_serial_poll_response(gpib_board_t *board, struct nec7210_priv *priv, uint8_t status) +void nec7210_serial_poll_response(struct gpib_board *board, + struct nec7210_priv *priv, u8 status) { unsigned long flags; @@ -100,13 +104,13 @@ void nec7210_serial_poll_response(gpib_board_t *board, struct nec7210_priv *priv } EXPORT_SYMBOL(nec7210_serial_poll_response); -uint8_t nec7210_serial_poll_status(gpib_board_t *board, struct nec7210_priv *priv) +u8 nec7210_serial_poll_status(struct gpib_board *board, struct nec7210_priv *priv) { return read_byte(priv, SPSR); } EXPORT_SYMBOL(nec7210_serial_poll_status); -int nec7210_primary_address(const gpib_board_t *board, struct nec7210_priv *priv, +int nec7210_primary_address(const struct gpib_board *board, struct nec7210_priv *priv, unsigned int address) { // put primary address in address0 @@ -115,7 +119,7 @@ int nec7210_primary_address(const gpib_board_t *board, struct nec7210_priv *priv } EXPORT_SYMBOL(nec7210_primary_address); -int nec7210_secondary_address(const gpib_board_t *board, struct nec7210_priv *priv, +int nec7210_secondary_address(const struct gpib_board *board, struct nec7210_priv *priv, unsigned int address, int enable) { if (enable) { @@ -164,7 +168,7 @@ static void update_listener_state(struct nec7210_priv *priv, unsigned int addres } } -unsigned int nec7210_update_status_nolock(gpib_board_t *board, struct nec7210_priv *priv) +unsigned int nec7210_update_status_nolock(struct gpib_board *board, struct nec7210_priv *priv) { int address_status_bits; u8 spoll_status; @@ -198,9 +202,9 @@ unsigned int nec7210_update_status_nolock(gpib_board_t *board, struct nec7210_pr priv->srq_pending = 0; set_bit(SPOLL_NUM, &board->status); } -// dev_dbg(board->gpib_dev, "status 0x%x, state 0x%x\n", board->status, priv->state); - /* we rely on the interrupt handler to set the + /* + * we rely on the interrupt handler to set the * rest of the status bits */ @@ -208,7 +212,7 @@ unsigned int nec7210_update_status_nolock(gpib_board_t *board, struct nec7210_pr } EXPORT_SYMBOL(nec7210_update_status_nolock); -unsigned int nec7210_update_status(gpib_board_t *board, struct nec7210_priv *priv, +unsigned int nec7210_update_status(struct gpib_board *board, struct nec7210_priv *priv, unsigned int clear_mask) { unsigned long flags; @@ -233,7 +237,7 @@ unsigned int nec7210_set_reg_bits(struct nec7210_priv *priv, unsigned int reg, } EXPORT_SYMBOL(nec7210_set_reg_bits); -void nec7210_set_handshake_mode(gpib_board_t *board, struct nec7210_priv *priv, int mode) +void nec7210_set_handshake_mode(struct gpib_board *board, struct nec7210_priv *priv, int mode) { unsigned long flags; @@ -249,7 +253,7 @@ void nec7210_set_handshake_mode(gpib_board_t *board, struct nec7210_priv *priv, } EXPORT_SYMBOL(nec7210_set_handshake_mode); -uint8_t nec7210_read_data_in(gpib_board_t *board, struct nec7210_priv *priv, int *end) +u8 nec7210_read_data_in(struct gpib_board *board, struct nec7210_priv *priv, int *end) { unsigned long flags; u8 data; @@ -267,7 +271,7 @@ uint8_t nec7210_read_data_in(gpib_board_t *board, struct nec7210_priv *priv, int } EXPORT_SYMBOL(nec7210_read_data_in); -int nec7210_take_control(gpib_board_t *board, struct nec7210_priv *priv, int syncronous) +int nec7210_take_control(struct gpib_board *board, struct nec7210_priv *priv, int syncronous) { int i; const int timeout = 100; @@ -294,7 +298,7 @@ int nec7210_take_control(gpib_board_t *board, struct nec7210_priv *priv, int syn } EXPORT_SYMBOL(nec7210_take_control); -int nec7210_go_to_standby(gpib_board_t *board, struct nec7210_priv *priv) +int nec7210_go_to_standby(struct gpib_board *board, struct nec7210_priv *priv) { int i; const int timeout = 1000; @@ -319,10 +323,8 @@ int nec7210_go_to_standby(gpib_board_t *board, struct nec7210_priv *priv) if (adsr_bits & HR_NATN) break; } - if (i == HZ) { - pr_err("nec7210: error waiting for NATN\n"); + if (i == HZ) return -ETIMEDOUT; - } } clear_bit(COMMAND_READY_BN, &priv->state); @@ -330,18 +332,19 @@ int nec7210_go_to_standby(gpib_board_t *board, struct nec7210_priv *priv) } EXPORT_SYMBOL(nec7210_go_to_standby); -void nec7210_request_system_control(gpib_board_t *board, struct nec7210_priv *priv, - int request_control) +int nec7210_request_system_control(struct gpib_board *board, struct nec7210_priv *priv, + int request_control) { if (request_control == 0) { write_byte(priv, AUX_CREN, AUXMR); write_byte(priv, AUX_CIFC, AUXMR); write_byte(priv, AUX_DSC, AUXMR); } + return 0; } EXPORT_SYMBOL(nec7210_request_system_control); -void nec7210_interface_clear(gpib_board_t *board, struct nec7210_priv *priv, int assert) +void nec7210_interface_clear(struct gpib_board *board, struct nec7210_priv *priv, int assert) { if (assert) write_byte(priv, AUX_SIFC, AUXMR); @@ -350,7 +353,7 @@ void nec7210_interface_clear(gpib_board_t *board, struct nec7210_priv *priv, int } EXPORT_SYMBOL(nec7210_interface_clear); -void nec7210_remote_enable(gpib_board_t *board, struct nec7210_priv *priv, int enable) +void nec7210_remote_enable(struct gpib_board *board, struct nec7210_priv *priv, int enable) { if (enable) write_byte(priv, AUX_SREN, AUXMR); @@ -359,7 +362,7 @@ void nec7210_remote_enable(gpib_board_t *board, struct nec7210_priv *priv, int e } EXPORT_SYMBOL(nec7210_remote_enable); -void nec7210_release_rfd_holdoff(gpib_board_t *board, struct nec7210_priv *priv) +void nec7210_release_rfd_holdoff(struct gpib_board *board, struct nec7210_priv *priv) { unsigned long flags; @@ -373,8 +376,8 @@ void nec7210_release_rfd_holdoff(gpib_board_t *board, struct nec7210_priv *priv) } EXPORT_SYMBOL(nec7210_release_rfd_holdoff); -unsigned int nec7210_t1_delay(gpib_board_t *board, struct nec7210_priv *priv, - unsigned int nano_sec) +int nec7210_t1_delay(struct gpib_board *board, struct nec7210_priv *priv, + unsigned int nano_sec) { unsigned int retval; @@ -391,13 +394,13 @@ unsigned int nec7210_t1_delay(gpib_board_t *board, struct nec7210_priv *priv, } EXPORT_SYMBOL(nec7210_t1_delay); -void nec7210_return_to_local(const gpib_board_t *board, struct nec7210_priv *priv) +void nec7210_return_to_local(const struct gpib_board *board, struct nec7210_priv *priv) { write_byte(priv, AUX_RTL, AUXMR); } EXPORT_SYMBOL(nec7210_return_to_local); -static inline short nec7210_atn_has_changed(gpib_board_t *board, struct nec7210_priv *priv) +static inline short nec7210_atn_has_changed(struct gpib_board *board, struct nec7210_priv *priv) { short address_status_bits = read_byte(priv, ADSR); @@ -415,7 +418,7 @@ static inline short nec7210_atn_has_changed(gpib_board_t *board, struct nec7210_ return -1; } -int nec7210_command(gpib_board_t *board, struct nec7210_priv *priv, uint8_t +int nec7210_command(struct gpib_board *board, struct nec7210_priv *priv, u8 *buffer, size_t length, size_t *bytes_written) { int retval = 0; @@ -430,17 +433,14 @@ int nec7210_command(gpib_board_t *board, struct nec7210_priv *priv, uint8_t test_bit(COMMAND_READY_BN, &priv->state) || test_bit(BUS_ERROR_BN, &priv->state) || test_bit(TIMO_NUM, &board->status))) { - dev_dbg(board->gpib_dev, "gpib command wait interrupted\n"); + dev_dbg(board->gpib_dev, "command wait interrupted\n"); retval = -ERESTARTSYS; break; } if (test_bit(TIMO_NUM, &board->status)) break; - if (test_and_clear_bit(BUS_ERROR_BN, &priv->state)) { - pr_err("nec7210: bus error on command byte\n"); + if (test_and_clear_bit(BUS_ERROR_BN, &priv->state)) break; - } - spin_lock_irqsave(&board->spinlock, flags); clear_bit(COMMAND_READY_BN, &priv->state); write_byte(priv, buffer[*bytes_written], CDOR); @@ -454,24 +454,20 @@ int nec7210_command(gpib_board_t *board, struct nec7210_priv *priv, uint8_t // wait for last byte to get sent if (wait_event_interruptible(board->wait, test_bit(COMMAND_READY_BN, &priv->state) || test_bit(BUS_ERROR_BN, &priv->state) || - test_bit(TIMO_NUM, &board->status))) { - dev_dbg(board->gpib_dev, "gpib command wait interrupted\n"); + test_bit(TIMO_NUM, &board->status))) retval = -ERESTARTSYS; - } - if (test_bit(TIMO_NUM, &board->status)) { - dev_dbg(board->gpib_dev, "gpib command timed out\n"); + + if (test_bit(TIMO_NUM, &board->status)) retval = -ETIMEDOUT; - } - if (test_and_clear_bit(BUS_ERROR_BN, &priv->state)) { - pr_err("nec7210: bus error on command byte\n"); + + if (test_and_clear_bit(BUS_ERROR_BN, &priv->state)) retval = -EIO; - } return retval; } EXPORT_SYMBOL(nec7210_command); -static int pio_read(gpib_board_t *board, struct nec7210_priv *priv, uint8_t *buffer, +static int pio_read(struct gpib_board *board, struct nec7210_priv *priv, u8 *buffer, size_t length, int *end, size_t *bytes_read) { ssize_t retval = 0; @@ -484,13 +480,13 @@ static int pio_read(gpib_board_t *board, struct nec7210_priv *priv, uint8_t *buf test_bit(READ_READY_BN, &priv->state) || test_bit(DEV_CLEAR_BN, &priv->state) || test_bit(TIMO_NUM, &board->status))) { - dev_dbg(board->gpib_dev, "nec7210: pio read wait interrupted\n"); retval = -ERESTARTSYS; break; } if (test_bit(READ_READY_BN, &priv->state)) { if (*bytes_read == 0) { - /* We set the handshake mode here because we know + /* + * We set the handshake mode here because we know * no new bytes will arrive (it has already arrived * and is awaiting being read out of the chip) while we are changing * modes. This ensures we can reliably keep track @@ -503,12 +499,10 @@ static int pio_read(gpib_board_t *board, struct nec7210_priv *priv, uint8_t *buf break; } if (test_bit(TIMO_NUM, &board->status)) { - dev_dbg(board->gpib_dev, "interrupted by timeout\n"); retval = -ETIMEDOUT; break; } if (test_bit(DEV_CLEAR_BN, &priv->state)) { - dev_dbg(board->gpib_dev, "interrupted by device clear\n"); retval = -EINTR; break; } @@ -523,7 +517,7 @@ static int pio_read(gpib_board_t *board, struct nec7210_priv *priv, uint8_t *buf } #ifdef NEC_DMA -static ssize_t __dma_read(gpib_board_t *board, struct nec7210_priv *priv, size_t length) +static ssize_t __dma_read(struct gpib_board *board, struct nec7210_priv *priv, size_t length) { ssize_t retval = 0; size_t count = 0; @@ -557,10 +551,9 @@ static ssize_t __dma_read(gpib_board_t *board, struct nec7210_priv *priv, size_t if (wait_event_interruptible(board->wait, test_bit(DMA_READ_IN_PROGRESS_BN, &priv->state) == 0 || test_bit(DEV_CLEAR_BN, &priv->state) || - test_bit(TIMO_NUM, &board->status))) { - dev_dbg(board->gpib_dev, "nec7210: dma read wait interrupted\n"); + test_bit(TIMO_NUM, &board->status))) retval = -ERESTARTSYS; - } + if (test_bit(TIMO_NUM, &board->status)) retval = -ETIMEDOUT; if (test_bit(DEV_CLEAR_BN, &priv->state)) @@ -579,7 +572,7 @@ static ssize_t __dma_read(gpib_board_t *board, struct nec7210_priv *priv, size_t return retval ? retval : count; } -static ssize_t dma_read(gpib_board_t *board, struct nec7210_priv *priv, uint8_t *buffer, +static ssize_t dma_read(struct gpib_board *board, struct nec7210_priv *priv, u8 *buffer, size_t length) { size_t remain = length; @@ -606,7 +599,7 @@ static ssize_t dma_read(gpib_board_t *board, struct nec7210_priv *priv, uint8_t } #endif -int nec7210_read(gpib_board_t *board, struct nec7210_priv *priv, uint8_t *buffer, +int nec7210_read(struct gpib_board *board, struct nec7210_priv *priv, u8 *buffer, size_t length, int *end, size_t *bytes_read) { ssize_t retval = 0; @@ -627,7 +620,7 @@ int nec7210_read(gpib_board_t *board, struct nec7210_priv *priv, uint8_t *buffer } EXPORT_SYMBOL(nec7210_read); -static int pio_write_wait(gpib_board_t *board, struct nec7210_priv *priv, +static int pio_write_wait(struct gpib_board *board, struct nec7210_priv *priv, short wake_on_lacs, short wake_on_atn, short wake_on_bus_error) { // wait until byte is ready to be sent @@ -638,26 +631,22 @@ static int pio_write_wait(gpib_board_t *board, struct nec7210_priv *priv, (wake_on_bus_error && test_bit(BUS_ERROR_BN, &priv->state)) || (wake_on_lacs && test_bit(LACS_NUM, &board->status)) || (wake_on_atn && test_bit(ATN_NUM, &board->status)) || - test_bit(TIMO_NUM, &board->status))) { - dev_dbg(board->gpib_dev, "gpib write interrupted\n"); + test_bit(TIMO_NUM, &board->status))) return -ERESTARTSYS; - } - if (test_bit(TIMO_NUM, &board->status)) { - dev_dbg(board->gpib_dev, "nec7210: write timed out\n"); + + if (test_bit(TIMO_NUM, &board->status)) return -ETIMEDOUT; - } - if (test_bit(DEV_CLEAR_BN, &priv->state)) { - dev_dbg(board->gpib_dev, "nec7210: write interrupted by clear\n"); + + if (test_bit(DEV_CLEAR_BN, &priv->state)) return -EINTR; - } - if (wake_on_bus_error && test_and_clear_bit(BUS_ERROR_BN, &priv->state)) { - dev_dbg(board->gpib_dev, "nec7210: bus error on write\n"); + + if (wake_on_bus_error && test_and_clear_bit(BUS_ERROR_BN, &priv->state)) return -EIO; - } + return 0; } -static int pio_write(gpib_board_t *board, struct nec7210_priv *priv, uint8_t *buffer, +static int pio_write(struct gpib_board *board, struct nec7210_priv *priv, u8 *buffer, size_t length, size_t *bytes_written) { size_t last_count = 0; @@ -677,8 +666,8 @@ static int pio_write(gpib_board_t *board, struct nec7210_priv *priv, uint8_t *bu if (retval == -EIO) { /* resend last byte on bus error */ *bytes_written = last_count; - dev_dbg(board->gpib_dev, "resending %c\n", buffer[*bytes_written]); - /* we can get unrecoverable bus errors, + /* + * we can get unrecoverable bus errors, * so give up after a while */ bus_error_count++; @@ -701,7 +690,7 @@ static int pio_write(gpib_board_t *board, struct nec7210_priv *priv, uint8_t *bu } #ifdef NEC_DMA -static ssize_t __dma_write(gpib_board_t *board, struct nec7210_priv *priv, dma_addr_t address, +static ssize_t __dma_write(struct gpib_board *board, struct nec7210_priv *priv, dma_addr_t address, size_t length) { unsigned long flags, dma_irq_flags; @@ -733,10 +722,9 @@ static ssize_t __dma_write(gpib_board_t *board, struct nec7210_priv *priv, dma_a test_bit(DMA_WRITE_IN_PROGRESS_BN, &priv->state) == 0 || test_bit(BUS_ERROR_BN, &priv->state) || test_bit(DEV_CLEAR_BN, &priv->state) || - test_bit(TIMO_NUM, &board->status))) { - dev_dbg(board->gpib_dev, "gpib write interrupted!\n"); + test_bit(TIMO_NUM, &board->status))) retval = -ERESTARTSYS; - } + if (test_bit(TIMO_NUM, &board->status)) retval = -ETIMEDOUT; if (test_and_clear_bit(DEV_CLEAR_BN, &priv->state)) @@ -759,7 +747,7 @@ static ssize_t __dma_write(gpib_board_t *board, struct nec7210_priv *priv, dma_a return retval ? retval : length; } -static ssize_t dma_write(gpib_board_t *board, struct nec7210_priv *priv, uint8_t *buffer, +static ssize_t dma_write(struct gpib_board *board, struct nec7210_priv *priv, u8 *buffer, size_t length) { size_t remain = length; @@ -783,8 +771,9 @@ static ssize_t dma_write(gpib_board_t *board, struct nec7210_priv *priv, uint8_t return length - remain; } #endif -int nec7210_write(gpib_board_t *board, struct nec7210_priv *priv, uint8_t *buffer, size_t length, - int send_eoi, size_t *bytes_written) +int nec7210_write(struct gpib_board *board, struct nec7210_priv *priv, + u8 *buffer, size_t length, int send_eoi, + size_t *bytes_written) { int retval = 0; @@ -821,7 +810,8 @@ int nec7210_write(gpib_board_t *board, struct nec7210_priv *priv, uint8_t *buffe if (send_eoi) { size_t num_bytes; - /* We need to wait to make sure we will immediately be able to write the data byte + /* + * We need to wait to make sure we will immediately be able to write the data byte * into the chip before sending the associated AUX_SEOI command. This is really * only needed for length==1 since otherwise the earlier calls to pio_write * will have dont the wait already. @@ -843,9 +833,9 @@ int nec7210_write(gpib_board_t *board, struct nec7210_priv *priv, uint8_t *buffe EXPORT_SYMBOL(nec7210_write); /* - * interrupt service routine + * interrupt service routine */ -irqreturn_t nec7210_interrupt(gpib_board_t *board, struct nec7210_priv *priv) +irqreturn_t nec7210_interrupt(struct gpib_board *board, struct nec7210_priv *priv) { int status1, status2; @@ -857,7 +847,7 @@ irqreturn_t nec7210_interrupt(gpib_board_t *board, struct nec7210_priv *priv) } EXPORT_SYMBOL(nec7210_interrupt); -irqreturn_t nec7210_interrupt_have_status(gpib_board_t *board, +irqreturn_t nec7210_interrupt_have_status(struct gpib_board *board, struct nec7210_priv *priv, int status1, int status2) { #ifdef NEC_DMA @@ -937,13 +927,8 @@ irqreturn_t nec7210_interrupt_have_status(gpib_board_t *board, set_bit(COMMAND_READY_BN, &priv->state); // command pass through received - if (status1 & HR_CPT) { - unsigned int command; - - command = read_byte(priv, CPTR) & gpib_command_mask; + if (status1 & HR_CPT) write_byte(priv, AUX_NVAL, AUXMR); -// printk("gpib: command pass through 0x%x\n", command); - } if (status1 & HR_ERR) set_bit(BUS_ERROR_BN, &priv->state); @@ -953,13 +938,13 @@ irqreturn_t nec7210_interrupt_have_status(gpib_board_t *board, // ignore device clear events if we are controller in charge if ((address_status_bits & HR_CIC) == 0) { - push_gpib_event(board, EventDevClr); + push_gpib_event(board, EVENT_DEV_CLR); set_bit(DEV_CLEAR_BN, &priv->state); } } if (status1 & HR_DET) - push_gpib_event(board, EventDevTrg); + push_gpib_event(board, EVENT_DEV_TRG); // Addressing status has changed if (status2 & HR_ADSC) @@ -980,7 +965,7 @@ irqreturn_t nec7210_interrupt_have_status(gpib_board_t *board, } EXPORT_SYMBOL(nec7210_interrupt_have_status); -void nec7210_board_reset(struct nec7210_priv *priv, const gpib_board_t *board) +void nec7210_board_reset(struct nec7210_priv *priv, const struct gpib_board *board) { /* 7210 chip reset */ write_byte(priv, AUX_CR, AUXMR); @@ -1014,7 +999,7 @@ void nec7210_board_reset(struct nec7210_priv *priv, const gpib_board_t *board) } EXPORT_SYMBOL(nec7210_board_reset); -void nec7210_board_online(struct nec7210_priv *priv, const gpib_board_t *board) +void nec7210_board_online(struct nec7210_priv *priv, const struct gpib_board *board) { /* set GPIB address */ nec7210_primary_address(board, priv, board->pad); @@ -1033,16 +1018,17 @@ EXPORT_SYMBOL(nec7210_board_online); #ifdef CONFIG_HAS_IOPORT /* wrappers for io */ -uint8_t nec7210_ioport_read_byte(struct nec7210_priv *priv, unsigned int register_num) +u8 nec7210_ioport_read_byte(struct nec7210_priv *priv, unsigned int register_num) { return inb(priv->iobase + register_num * priv->offset); } EXPORT_SYMBOL(nec7210_ioport_read_byte); -void nec7210_ioport_write_byte(struct nec7210_priv *priv, uint8_t data, unsigned int register_num) +void nec7210_ioport_write_byte(struct nec7210_priv *priv, u8 data, unsigned int register_num) { if (register_num == AUXMR) - /* locking makes absolutely sure noone accesses the + /* + * locking makes absolutely sure noone accesses the * AUXMR register faster than once per microsecond */ nec7210_locking_ioport_write_byte(priv, data, register_num); @@ -1052,7 +1038,7 @@ void nec7210_ioport_write_byte(struct nec7210_priv *priv, uint8_t data, unsigned EXPORT_SYMBOL(nec7210_ioport_write_byte); /* locking variants of io wrappers, for chips that page-in registers */ -uint8_t nec7210_locking_ioport_read_byte(struct nec7210_priv *priv, unsigned int register_num) +u8 nec7210_locking_ioport_read_byte(struct nec7210_priv *priv, unsigned int register_num) { u8 retval; unsigned long flags; @@ -1064,7 +1050,7 @@ uint8_t nec7210_locking_ioport_read_byte(struct nec7210_priv *priv, unsigned int } EXPORT_SYMBOL(nec7210_locking_ioport_read_byte); -void nec7210_locking_ioport_write_byte(struct nec7210_priv *priv, uint8_t data, +void nec7210_locking_ioport_write_byte(struct nec7210_priv *priv, u8 data, unsigned int register_num) { unsigned long flags; @@ -1078,16 +1064,17 @@ void nec7210_locking_ioport_write_byte(struct nec7210_priv *priv, uint8_t data, EXPORT_SYMBOL(nec7210_locking_ioport_write_byte); #endif -uint8_t nec7210_iomem_read_byte(struct nec7210_priv *priv, unsigned int register_num) +u8 nec7210_iomem_read_byte(struct nec7210_priv *priv, unsigned int register_num) { return readb(priv->mmiobase + register_num * priv->offset); } EXPORT_SYMBOL(nec7210_iomem_read_byte); -void nec7210_iomem_write_byte(struct nec7210_priv *priv, uint8_t data, unsigned int register_num) +void nec7210_iomem_write_byte(struct nec7210_priv *priv, u8 data, unsigned int register_num) { if (register_num == AUXMR) - /* locking makes absolutely sure noone accesses the + /* + * locking makes absolutely sure noone accesses the * AUXMR register faster than once per microsecond */ nec7210_locking_iomem_write_byte(priv, data, register_num); @@ -1096,7 +1083,7 @@ void nec7210_iomem_write_byte(struct nec7210_priv *priv, uint8_t data, unsigned } EXPORT_SYMBOL(nec7210_iomem_write_byte); -uint8_t nec7210_locking_iomem_read_byte(struct nec7210_priv *priv, unsigned int register_num) +u8 nec7210_locking_iomem_read_byte(struct nec7210_priv *priv, unsigned int register_num) { u8 retval; unsigned long flags; @@ -1108,7 +1095,7 @@ uint8_t nec7210_locking_iomem_read_byte(struct nec7210_priv *priv, unsigned int } EXPORT_SYMBOL(nec7210_locking_iomem_read_byte); -void nec7210_locking_iomem_write_byte(struct nec7210_priv *priv, uint8_t data, +void nec7210_locking_iomem_write_byte(struct nec7210_priv *priv, u8 data, unsigned int register_num) { unsigned long flags; diff --git a/drivers/staging/gpib/ni_usb/ni_usb_gpib.c b/drivers/staging/gpib/ni_usb/ni_usb_gpib.c index d0656dc520f5..7cf25c95787f 100644 --- a/drivers/staging/gpib/ni_usb/ni_usb_gpib.c +++ b/drivers/staging/gpib/ni_usb/ni_usb_gpib.c @@ -5,6 +5,10 @@ * copyright : (C) 2004 by Frank Mori Hess ***************************************************************************/ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt +#define dev_fmt pr_fmt +#define DRV_NAME KBUILD_MODNAME + #include <linux/kernel.h> #include <linux/module.h> #include <linux/slab.h> @@ -20,7 +24,7 @@ MODULE_DESCRIPTION("GPIB driver for National Instruments USB devices"); static struct usb_interface *ni_usb_driver_interfaces[MAX_NUM_NI_USB_INTERFACES]; static int ni_usb_parse_status_block(const u8 *buffer, struct ni_usb_status_block *status); -static int ni_usb_set_interrupt_monitor(gpib_board_t *board, unsigned int monitored_bits); +static int ni_usb_set_interrupt_monitor(struct gpib_board *board, unsigned int monitored_bits); static void ni_usb_stop(struct ni_usb_priv *ni_priv); static DEFINE_MUTEX(ni_usb_hotplug_lock); @@ -70,12 +74,13 @@ static unsigned short ni_usb_timeout_code(unsigned int usec) return 0xff; else if (usec <= 300000000) return 0x01; - /* NI driver actually uses 0xff for timeout T1000s, which is a bug in their code. + /* + * NI driver actually uses 0xff for timeout T1000s, which is a bug in their code. * I've verified on a usb-b that a code of 0x2 is correct for a 1000 sec timeout */ else if (usec <= 1000000000) return 0x02; - pr_err("%s: bug? usec is greater than 1e9\n", __func__); + pr_err("bug? usec is greater than 1e9\n"); return 0xf0; } @@ -83,14 +88,13 @@ static void ni_usb_bulk_complete(struct urb *urb) { struct ni_usb_urb_ctx *context = urb->context; -// printk("debug: %s: status=0x%x, error_count=%i, actual_length=%i\n", __func__, -// urb->status, urb->error_count, urb->actual_length); complete(&context->complete); } static void ni_usb_timeout_handler(struct timer_list *t) { - struct ni_usb_priv *ni_priv = from_timer(ni_priv, t, bulk_timer); + struct ni_usb_priv *ni_priv = timer_container_of(ni_priv, t, + bulk_timer); struct ni_usb_urb_ctx *context = &ni_priv->context; context->timed_out = 1; @@ -134,11 +138,11 @@ static int ni_usb_nonblocking_send_bulk_msg(struct ni_usb_priv *ni_priv, void *d retval = usb_submit_urb(ni_priv->bulk_urb, GFP_KERNEL); if (retval) { - del_timer_sync(&ni_priv->bulk_timer); + timer_delete_sync(&ni_priv->bulk_timer); usb_free_urb(ni_priv->bulk_urb); ni_priv->bulk_urb = NULL; - dev_err(&usb_dev->dev, "%s: failed to submit bulk out urb, retval=%i\n", - __func__, retval); + dev_err(&usb_dev->dev, "failed to submit bulk out urb, retval=%i\n", + retval); mutex_unlock(&ni_priv->bulk_transfer_lock); return retval; } @@ -146,13 +150,13 @@ static int ni_usb_nonblocking_send_bulk_msg(struct ni_usb_priv *ni_priv, void *d wait_for_completion(&context->complete); // wait for ni_usb_bulk_complete if (context->timed_out) { usb_kill_urb(ni_priv->bulk_urb); - dev_err(&usb_dev->dev, "%s: killed urb due to timeout\n", __func__); + dev_err(&usb_dev->dev, "killed urb due to timeout\n"); retval = -ETIMEDOUT; } else { retval = ni_priv->bulk_urb->status; } - del_timer_sync(&ni_priv->bulk_timer); + timer_delete_sync(&ni_priv->bulk_timer); *actual_data_length = ni_priv->bulk_urb->actual_length; mutex_lock(&ni_priv->bulk_transfer_lock); usb_free_urb(ni_priv->bulk_urb); @@ -218,21 +222,20 @@ static int ni_usb_nonblocking_receive_bulk_msg(struct ni_usb_priv *ni_priv, if (timeout_msecs) mod_timer(&ni_priv->bulk_timer, jiffies + msecs_to_jiffies(timeout_msecs)); - //printk("%s: submitting urb\n", __func__); retval = usb_submit_urb(ni_priv->bulk_urb, GFP_KERNEL); if (retval) { - del_timer_sync(&ni_priv->bulk_timer); + timer_delete_sync(&ni_priv->bulk_timer); usb_free_urb(ni_priv->bulk_urb); ni_priv->bulk_urb = NULL; - dev_err(&usb_dev->dev, "%s: failed to submit bulk out urb, retval=%i\n", - __func__, retval); + dev_err(&usb_dev->dev, "failed to submit bulk in urb, retval=%i\n", retval); mutex_unlock(&ni_priv->bulk_transfer_lock); return retval; } mutex_unlock(&ni_priv->bulk_transfer_lock); if (interruptible) { if (wait_for_completion_interruptible(&context->complete)) { - /* If we got interrupted by a signal while + /* + * If we got interrupted by a signal while * waiting for the usb gpib to respond, we * should send a stop command so it will * finish up with whatever it was doing and @@ -240,8 +243,9 @@ static int ni_usb_nonblocking_receive_bulk_msg(struct ni_usb_priv *ni_priv, */ ni_usb_stop(ni_priv); retval = -ERESTARTSYS; - /* now do an uninterruptible wait, it shouldn't take long - * for the board to respond now. + /* + * now do an uninterruptible wait, it shouldn't take long + * for the board to respond now. */ wait_for_completion(&context->complete); } @@ -250,13 +254,13 @@ static int ni_usb_nonblocking_receive_bulk_msg(struct ni_usb_priv *ni_priv, } if (context->timed_out) { usb_kill_urb(ni_priv->bulk_urb); - dev_err(&usb_dev->dev, "%s: killed urb due to timeout\n", __func__); + dev_err(&usb_dev->dev, "killed urb due to timeout\n"); retval = -ETIMEDOUT; } else { if (ni_priv->bulk_urb->status) retval = ni_priv->bulk_urb->status; } - del_timer_sync(&ni_priv->bulk_timer); + timer_delete_sync(&ni_priv->bulk_timer); *actual_data_length = ni_priv->bulk_urb->actual_length; mutex_lock(&ni_priv->bulk_transfer_lock); usb_free_urb(ni_priv->bulk_urb); @@ -310,7 +314,7 @@ static int ni_usb_receive_control_msg(struct ni_usb_priv *ni_priv, __u8 request, return retval; } -static void ni_usb_soft_update_status(gpib_board_t *board, unsigned int ni_usb_ibsta, +static void ni_usb_soft_update_status(struct gpib_board *board, unsigned int ni_usb_ibsta, unsigned int clear_mask) { static const unsigned int ni_usb_ibsta_mask = SRQI | ATN | CIC | REM | LACS | TACS | LOK; @@ -330,14 +334,14 @@ static void ni_usb_soft_update_status(gpib_board_t *board, unsigned int ni_usb_i ni_priv->monitored_ibsta_bits &= ~ni_usb_ibsta; need_monitoring_bits &= ~ni_priv->monitored_ibsta_bits; /* mm - monitored set */ spin_unlock_irqrestore(&board->spinlock, flags); - dev_dbg(&usb_dev->dev, "%s: need_monitoring_bits=0x%x\n", __func__, need_monitoring_bits); + dev_dbg(&usb_dev->dev, "need_monitoring_bits=0x%x\n", need_monitoring_bits); if (need_monitoring_bits & ~ni_usb_ibsta) ni_usb_set_interrupt_monitor(board, ni_usb_ibsta_monitor_mask); else if (need_monitoring_bits & ni_usb_ibsta) wake_up_interruptible(&board->wait); - dev_dbg(&usb_dev->dev, "%s: ni_usb_ibsta=0x%x\n", __func__, ni_usb_ibsta); + dev_dbg(&usb_dev->dev, "ibsta=0x%x\n", ni_usb_ibsta); } static int ni_usb_parse_status_block(const u8 *buffer, struct ni_usb_status_block *status) @@ -371,7 +375,7 @@ static int ni_usb_parse_register_read_block(const u8 *raw_data, unsigned int *re int k; if (raw_data[i++] != NIUSB_REGISTER_READ_DATA_START_ID) { - pr_err("%s: parse error: wrong start id\n", __func__); + pr_err("parse error: wrong start id\n"); unexpected = 1; } for (k = 0; k < results_per_chunk && j < num_results; ++k) @@ -380,18 +384,18 @@ static int ni_usb_parse_register_read_block(const u8 *raw_data, unsigned int *re while (i % 4) i++; if (raw_data[i++] != NIUSB_REGISTER_READ_DATA_END_ID) { - pr_err("%s: parse error: wrong end id\n", __func__); + pr_err("parse error: wrong end id\n"); unexpected = 1; } if (raw_data[i++] % results_per_chunk != num_results % results_per_chunk) { - pr_err("%s: parse error: wrong count=%i for NIUSB_REGISTER_READ_DATA_END\n", - __func__, (int)raw_data[i - 1]); + pr_err("parse error: wrong count=%i for NIUSB_REGISTER_READ_DATA_END\n", + (int)raw_data[i - 1]); unexpected = 1; } while (i % 4) { if (raw_data[i++] != 0) { - pr_err("%s: unexpected data: raw_data[%i]=0x%x, expected 0\n", - __func__, i - 1, (int)raw_data[i - 1]); + pr_err("unexpected data: raw_data[%i]=0x%x, expected 0\n", + i - 1, (int)raw_data[i - 1]); unexpected = 1; } } @@ -408,9 +412,8 @@ static int ni_usb_parse_termination_block(const u8 *buffer) buffer[i++] != 0x0 || buffer[i++] != 0x0 || buffer[i++] != 0x0) { - pr_err("%s: received unexpected termination block\n", __func__); - pr_err(" expected: 0x%x 0x%x 0x%x 0x%x\n", - NIUSB_TERM_ID, 0x0, 0x0, 0x0); + pr_err("received unexpected termination block\n"); + pr_err(" expected: 0x%x 0x%x 0x%x 0x%x\n", NIUSB_TERM_ID, 0x0, 0x0, 0x0); pr_err(" received: 0x%x 0x%x 0x%x 0x%x\n", buffer[i - 4], buffer[i - 3], buffer[i - 2], buffer[i - 1]); } @@ -427,7 +430,6 @@ static int parse_board_ibrd_readback(const u8 *raw_data, struct ni_usb_status_bl int i = 0; int j = 0; int k; - unsigned int adr1_bits; int num_data_blocks = 0; struct ni_usb_status_block register_write_status; int unexpected = 0; @@ -438,12 +440,12 @@ static int parse_board_ibrd_readback(const u8 *raw_data, struct ni_usb_status_bl } else if (raw_data[i] == NIUSB_IBRD_EXTENDED_DATA_ID) { data_block_length = ibrd_extended_data_block_length; if (raw_data[++i] != 0) { - pr_err("%s: unexpected data: raw_data[%i]=0x%x, expected 0\n", - __func__, i, (int)raw_data[i]); + pr_err("unexpected data: raw_data[%i]=0x%x, expected 0\n", + i, (int)raw_data[i]); unexpected = 1; } } else { - pr_err("%s: logic bug!\n", __func__); + pr_err("Unexpected NIUSB_IBRD ID\n"); return -EINVAL; } ++i; @@ -457,10 +459,10 @@ static int parse_board_ibrd_readback(const u8 *raw_data, struct ni_usb_status_bl } i += ni_usb_parse_status_block(&raw_data[i], status); if (status->id != NIUSB_IBRD_STATUS_ID) { - pr_err("%s: bug: status->id=%i, != ibrd_status_id\n", __func__, status->id); + pr_err("bug: status->id=%i, != ibrd_status_id\n", status->id); return -EIO; } - adr1_bits = raw_data[i++]; + i++; if (num_data_blocks) { *actual_bytes_read = (num_data_blocks - 1) * data_block_length + raw_data[i++]; } else { @@ -468,29 +470,28 @@ static int parse_board_ibrd_readback(const u8 *raw_data, struct ni_usb_status_bl *actual_bytes_read = 0; } if (*actual_bytes_read > j) - pr_err("%s: bug: discarded data. actual_bytes_read=%i, j=%i\n", - __func__, *actual_bytes_read, j); + pr_err("bug: discarded data. actual_bytes_read=%i, j=%i\n", *actual_bytes_read, j); for (k = 0; k < 2; k++) if (raw_data[i++] != 0) { - pr_err("%s: unexpected data: raw_data[%i]=0x%x, expected 0\n", - __func__, i - 1, (int)raw_data[i - 1]); + pr_err("unexpected data: raw_data[%i]=0x%x, expected 0\n", + i - 1, (int)raw_data[i - 1]); unexpected = 1; } i += ni_usb_parse_status_block(&raw_data[i], ®ister_write_status); if (register_write_status.id != NIUSB_REG_WRITE_ID) { - pr_err("%s: unexpected data: register write status id=0x%x, expected 0x%x\n", - __func__, register_write_status.id, NIUSB_REG_WRITE_ID); + pr_err("unexpected data: register write status id=0x%x, expected 0x%x\n", + register_write_status.id, NIUSB_REG_WRITE_ID); unexpected = 1; } if (raw_data[i++] != 2) { - pr_err("%s: unexpected data: register write count=%i, expected 2\n", - __func__, (int)raw_data[i - 1]); + pr_err("unexpected data: register write count=%i, expected 2\n", + (int)raw_data[i - 1]); unexpected = 1; } for (k = 0; k < 3; k++) if (raw_data[i++] != 0) { - pr_err("%s: unexpected data: raw_data[%i]=0x%x, expected 0\n", - __func__, i - 1, (int)raw_data[i - 1]); + pr_err("unexpected data: raw_data[%i]=0x%x, expected 0\n", + i - 1, (int)raw_data[i - 1]); unexpected = 1; } i += ni_usb_parse_termination_block(&raw_data[i]); @@ -530,18 +531,14 @@ static int ni_usb_write_registers(struct ni_usb_priv *ni_priv, out_data_length = num_writes * bytes_per_write + 0x10; out_data = kmalloc(out_data_length, GFP_KERNEL); - if (!out_data) { - dev_err(&usb_dev->dev, "%s: kmalloc failed\n", __func__); + if (!out_data) return -ENOMEM; - } i += ni_usb_bulk_register_write_header(&out_data[i], num_writes); for (j = 0; j < num_writes; j++) i += ni_usb_bulk_register_write(&out_data[i], writes[j]); while (i % 4) out_data[i++] = 0x00; i += ni_usb_bulk_termination(&out_data[i]); - if (i > out_data_length) - dev_err(&usb_dev->dev, "%s: bug! buffer overrun\n", __func__); mutex_lock(&ni_priv->addressed_transfer_lock); @@ -549,22 +546,21 @@ static int ni_usb_write_registers(struct ni_usb_priv *ni_priv, kfree(out_data); if (retval) { mutex_unlock(&ni_priv->addressed_transfer_lock); - dev_err(&usb_dev->dev, "%s: ni_usb_send_bulk_msg returned %i, bytes_written=%i, i=%i\n", - __func__, retval, bytes_written, i); + dev_err(&usb_dev->dev, "send_bulk_msg returned %i, bytes_written=%i, i=%i\n", + retval, bytes_written, i); return retval; } in_data = kmalloc(in_data_length, GFP_KERNEL); if (!in_data) { mutex_unlock(&ni_priv->addressed_transfer_lock); - dev_err(&usb_dev->dev, "%s: kmalloc failed\n", __func__); return -ENOMEM; } retval = ni_usb_receive_bulk_msg(ni_priv, in_data, in_data_length, &bytes_read, 1000, 0); if (retval || bytes_read != 16) { mutex_unlock(&ni_priv->addressed_transfer_lock); - dev_err(&usb_dev->dev, "%s: ni_usb_receive_bulk_msg returned %i, bytes_read=%i\n", - __func__, retval, bytes_read); + dev_err(&usb_dev->dev, "receive_bulk_msg returned %i, bytes_read=%i\n", + retval, bytes_read); ni_usb_dump_raw_block(in_data, bytes_read); kfree(in_data); return retval; @@ -576,18 +572,16 @@ static int ni_usb_write_registers(struct ni_usb_priv *ni_priv, //FIXME parse extra 09 status bits and termination kfree(in_data); if (status.id != NIUSB_REG_WRITE_ID) { - dev_err(&usb_dev->dev, "%s: parse error, id=0x%x != NIUSB_REG_WRITE_ID\n", - __func__, status.id); + dev_err(&usb_dev->dev, "parse error, id=0x%x != NIUSB_REG_WRITE_ID\n", status.id); return -EIO; } if (status.error_code) { - dev_err(&usb_dev->dev, "%s: nonzero error code 0x%x\n", - __func__, status.error_code); + dev_err(&usb_dev->dev, "nonzero error code 0x%x\n", status.error_code); return -EIO; } if (reg_writes_completed != num_writes) { - dev_err(&usb_dev->dev, "%s: reg_writes_completed=%i, num_writes=%i\n", - __func__, reg_writes_completed, num_writes); + dev_err(&usb_dev->dev, "reg_writes_completed=%i, num_writes=%i\n", + reg_writes_completed, num_writes); return -EIO; } if (ibsta) @@ -596,12 +590,12 @@ static int ni_usb_write_registers(struct ni_usb_priv *ni_priv, } // interface functions -static int ni_usb_read(gpib_board_t *board, uint8_t *buffer, size_t length, +static int ni_usb_read(struct gpib_board *board, u8 *buffer, size_t length, int *end, size_t *bytes_read) { int retval, parse_retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; u8 *out_data, *in_data; static const int out_data_length = 0x20; int in_data_length; @@ -614,10 +608,11 @@ static int ni_usb_read(gpib_board_t *board, uint8_t *buffer, size_t length, struct ni_usb_register reg; *bytes_read = 0; - if (length > max_read_length) { - length = max_read_length; - dev_err(&usb_dev->dev, "%s: read length too long\n", __func__); - } + if (!ni_priv->bus_interface) + return -ENODEV; + if (length > max_read_length) + return -EINVAL; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); out_data = kmalloc(out_data_length, GFP_KERNEL); if (!out_data) return -ENOMEM; @@ -649,8 +644,8 @@ static int ni_usb_read(gpib_board_t *board, uint8_t *buffer, size_t length, if (retval || usb_bytes_written != i) { if (retval == 0) retval = -EIO; - dev_err(&usb_dev->dev, "%s: ni_usb_send_bulk_msg returned %i, usb_bytes_written=%i, i=%i\n", - __func__, retval, usb_bytes_written, i); + dev_err(&usb_dev->dev, "send_bulk_msg returned %i, usb_bytes_written=%i, i=%i\n", + retval, usb_bytes_written, i); mutex_unlock(&ni_priv->addressed_transfer_lock); return retval; } @@ -668,8 +663,8 @@ static int ni_usb_read(gpib_board_t *board, uint8_t *buffer, size_t length, if (retval == -ERESTARTSYS) { } else if (retval) { - dev_err(&usb_dev->dev, "%s: ni_usb_receive_bulk_msg returned %i, usb_bytes_read=%i\n", - __func__, retval, usb_bytes_read); + dev_err(&usb_dev->dev, "receive_bulk_msg returned %i, usb_bytes_read=%i\n", + retval, usb_bytes_read); kfree(in_data); return retval; } @@ -677,14 +672,14 @@ static int ni_usb_read(gpib_board_t *board, uint8_t *buffer, size_t length, if (parse_retval != usb_bytes_read) { if (parse_retval >= 0) parse_retval = -EIO; - dev_err(&usb_dev->dev, "%s: retval=%i usb_bytes_read=%i\n", - __func__, parse_retval, usb_bytes_read); + dev_err(&usb_dev->dev, "retval=%i usb_bytes_read=%i\n", + parse_retval, usb_bytes_read); kfree(in_data); return parse_retval; } if (actual_length != length - status.count) { - dev_err(&usb_dev->dev, "%s: actual_length=%i expected=%li\n", - __func__, actual_length, (long)(length - status.count)); + dev_err(&usb_dev->dev, "actual_length=%i expected=%li\n", + actual_length, (long)(length - status.count)); ni_usb_dump_raw_block(in_data, usb_bytes_read); } kfree(in_data); @@ -693,13 +688,14 @@ static int ni_usb_read(gpib_board_t *board, uint8_t *buffer, size_t length, retval = 0; break; case NIUSB_ABORTED_ERROR: - /* this is expected if ni_usb_receive_bulk_msg got + /* + * this is expected if ni_usb_receive_bulk_msg got * interrupted by a signal and returned -ERESTARTSYS */ break; case NIUSB_ATN_STATE_ERROR: retval = -EIO; - dev_err(&usb_dev->dev, "%s: read when ATN set\n", __func__); + dev_err(&usb_dev->dev, "read when ATN set\n"); break; case NIUSB_ADDRESSING_ERROR: retval = -EIO; @@ -708,12 +704,11 @@ static int ni_usb_read(gpib_board_t *board, uint8_t *buffer, size_t length, retval = -ETIMEDOUT; break; case NIUSB_EOSMODE_ERROR: - dev_err(&usb_dev->dev, "%s: driver bug, we should have been able to avoid NIUSB_EOSMODE_ERROR.\n", - __func__); + dev_err(&usb_dev->dev, "driver bug, we should have been able to avoid NIUSB_EOSMODE_ERROR.\n"); retval = -EINVAL; break; default: - dev_err(&usb_dev->dev, "%s: unknown error code=%i\n", __func__, status.error_code); + dev_err(&usb_dev->dev, "unknown error code=%i\n", status.error_code); retval = -EIO; break; } @@ -726,12 +721,12 @@ static int ni_usb_read(gpib_board_t *board, uint8_t *buffer, size_t length, return retval; } -static int ni_usb_write(gpib_board_t *board, uint8_t *buffer, size_t length, +static int ni_usb_write(struct gpib_board *board, u8 *buffer, size_t length, int send_eoi, size_t *bytes_written) { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; u8 *out_data, *in_data; int out_data_length; static const int in_data_length = 0x10; @@ -741,12 +736,11 @@ static int ni_usb_write(gpib_board_t *board, uint8_t *buffer, size_t length, struct ni_usb_status_block status; static const int max_write_length = 0xffff; - *bytes_written = 0; - if (length > max_write_length) { - length = max_write_length; - send_eoi = 0; - dev_err(&usb_dev->dev, "%s: write length too long\n", __func__); - } + if (!ni_priv->bus_interface) + return -ENODEV; + if (length > max_write_length) + return -EINVAL; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); out_data_length = length + 0x10; out_data = kmalloc(out_data_length, GFP_KERNEL); if (!out_data) @@ -777,8 +771,8 @@ static int ni_usb_write(gpib_board_t *board, uint8_t *buffer, size_t length, kfree(out_data); if (retval || usb_bytes_written != i) { mutex_unlock(&ni_priv->addressed_transfer_lock); - dev_err(&usb_dev->dev, "%s: ni_usb_send_bulk_msg returned %i, usb_bytes_written=%i, i=%i\n", - __func__, retval, usb_bytes_written, i); + dev_err(&usb_dev->dev, "send_bulk_msg returned %i, usb_bytes_written=%i, i=%i\n", + retval, usb_bytes_written, i); return retval; } @@ -793,8 +787,8 @@ static int ni_usb_write(gpib_board_t *board, uint8_t *buffer, size_t length, mutex_unlock(&ni_priv->addressed_transfer_lock); if ((retval && retval != -ERESTARTSYS) || usb_bytes_read != 12) { - dev_err(&usb_dev->dev, "%s: ni_usb_receive_bulk_msg returned %i, usb_bytes_read=%i\n", - __func__, retval, usb_bytes_read); + dev_err(&usb_dev->dev, "receive_bulk_msg returned %i, usb_bytes_read=%i\n", + retval, usb_bytes_read); kfree(in_data); return retval; } @@ -805,13 +799,14 @@ static int ni_usb_write(gpib_board_t *board, uint8_t *buffer, size_t length, retval = 0; break; case NIUSB_ABORTED_ERROR: - /* this is expected if ni_usb_receive_bulk_msg got + /* + * this is expected if ni_usb_receive_bulk_msg got * interrupted by a signal and returned -ERESTARTSYS */ break; case NIUSB_ADDRESSING_ERROR: - dev_err(&usb_dev->dev, "%s: Addressing error retval %d error code=%i\n", - __func__, retval, status.error_code); + dev_err(&usb_dev->dev, "Addressing error retval %d error code=%i\n", + retval, status.error_code); retval = -ENXIO; break; case NIUSB_NO_LISTENER_ERROR: @@ -821,8 +816,7 @@ static int ni_usb_write(gpib_board_t *board, uint8_t *buffer, size_t length, retval = -ETIMEDOUT; break; default: - dev_err(&usb_dev->dev, "%s: unknown error code=%i\n", - __func__, status.error_code); + dev_err(&usb_dev->dev, "unknown error code=%i\n", status.error_code); retval = -EPIPE; break; } @@ -831,12 +825,12 @@ static int ni_usb_write(gpib_board_t *board, uint8_t *buffer, size_t length, return retval; } -static int ni_usb_command_chunk(gpib_board_t *board, uint8_t *buffer, size_t length, +static int ni_usb_command_chunk(struct gpib_board *board, u8 *buffer, size_t length, size_t *command_bytes_written) { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; u8 *out_data, *in_data; int out_data_length; static const int in_data_length = 0x10; @@ -848,8 +842,11 @@ static int ni_usb_command_chunk(gpib_board_t *board, uint8_t *buffer, size_t len static const int max_command_length = 0x10; *command_bytes_written = 0; + if (!ni_priv->bus_interface) + return -ENODEV; if (length > max_command_length) length = max_command_length; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); out_data_length = length + 0x10; out_data = kmalloc(out_data_length, GFP_KERNEL); if (!out_data) @@ -873,8 +870,8 @@ static int ni_usb_command_chunk(gpib_board_t *board, uint8_t *buffer, size_t len kfree(out_data); if (retval || bytes_written != i) { mutex_unlock(&ni_priv->addressed_transfer_lock); - dev_err(&usb_dev->dev, "%s: ni_usb_send_bulk_msg returned %i, bytes_written=%i, i=%i\n", - __func__, retval, bytes_written, i); + dev_err(&usb_dev->dev, "send_bulk_msg returned %i, bytes_written=%i, i=%i\n", + retval, bytes_written, i); return retval; } @@ -890,8 +887,8 @@ static int ni_usb_command_chunk(gpib_board_t *board, uint8_t *buffer, size_t len mutex_unlock(&ni_priv->addressed_transfer_lock); if ((retval && retval != -ERESTARTSYS) || bytes_read != 12) { - dev_err(&usb_dev->dev, "%s: ni_usb_receive_bulk_msg returned %i, bytes_read=%i\n", - __func__, retval, bytes_read); + dev_err(&usb_dev->dev, "receive_bulk_msg returned %i, bytes_read=%i\n", + retval, bytes_read); kfree(in_data); return retval; } @@ -902,26 +899,27 @@ static int ni_usb_command_chunk(gpib_board_t *board, uint8_t *buffer, size_t len case NIUSB_NO_ERROR: break; case NIUSB_ABORTED_ERROR: - /* this is expected if ni_usb_receive_bulk_msg got + /* + * this is expected if ni_usb_receive_bulk_msg got * interrupted by a signal and returned -ERESTARTSYS */ break; case NIUSB_NO_BUS_ERROR: return -ENOTCONN; case NIUSB_EOSMODE_ERROR: - dev_err(&usb_dev->dev, "%s: got eosmode error. Driver bug?\n", __func__); + dev_err(&usb_dev->dev, "got eosmode error. Driver bug?\n"); return -EIO; case NIUSB_TIMEOUT_ERROR: return -ETIMEDOUT; default: - dev_err(&usb_dev->dev, "%s: unknown error code=%i\n", __func__, status.error_code); + dev_err(&usb_dev->dev, "unknown error code=%i\n", status.error_code); return -EIO; } ni_usb_soft_update_status(board, status.ibsta, 0); return 0; } -static int ni_usb_command(gpib_board_t *board, uint8_t *buffer, size_t length, +static int ni_usb_command(struct gpib_board *board, u8 *buffer, size_t length, size_t *bytes_written) { size_t count; @@ -938,11 +936,11 @@ static int ni_usb_command(gpib_board_t *board, uint8_t *buffer, size_t length, return 0; } -static int ni_usb_take_control(gpib_board_t *board, int synchronous) +static int ni_usb_take_control(struct gpib_board *board, int synchronous) { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; u8 *out_data, *in_data; static const int out_data_length = 0x10; static const int in_data_length = 0x10; @@ -950,6 +948,9 @@ static int ni_usb_take_control(gpib_board_t *board, int synchronous) int i = 0; struct ni_usb_status_block status; + if (!ni_priv->bus_interface) + return -ENODEV; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); out_data = kmalloc(out_data_length, GFP_KERNEL); if (!out_data) return -ENOMEM; @@ -968,15 +969,14 @@ static int ni_usb_take_control(gpib_board_t *board, int synchronous) kfree(out_data); if (retval || bytes_written != i) { mutex_unlock(&ni_priv->addressed_transfer_lock); - dev_err(&usb_dev->dev, "%s: ni_usb_send_bulk_msg returned %i, bytes_written=%i, i=%i\n", - __func__, retval, bytes_written, i); + dev_err(&usb_dev->dev, "send_bulk_msg returned %i, bytes_written=%i, i=%i\n", + retval, bytes_written, i); return retval; } in_data = kmalloc(in_data_length, GFP_KERNEL); if (!in_data) { mutex_unlock(&ni_priv->addressed_transfer_lock); - dev_err(&usb_dev->dev, "%s: kmalloc failed\n", __func__); return -ENOMEM; } retval = ni_usb_receive_bulk_msg(ni_priv, in_data, in_data_length, &bytes_read, 1000, 1); @@ -986,8 +986,8 @@ static int ni_usb_take_control(gpib_board_t *board, int synchronous) if ((retval && retval != -ERESTARTSYS) || bytes_read != 12) { if (retval == 0) retval = -EIO; - dev_err(&usb_dev->dev, "%s: ni_usb_receive_bulk_msg returned %i, bytes_read=%i\n", - __func__, retval, bytes_read); + dev_err(&usb_dev->dev, "receive_bulk_msg returned %i, bytes_read=%i\n", + retval, bytes_read); kfree(in_data); return retval; } @@ -997,11 +997,11 @@ static int ni_usb_take_control(gpib_board_t *board, int synchronous) return retval; } -static int ni_usb_go_to_standby(gpib_board_t *board) +static int ni_usb_go_to_standby(struct gpib_board *board) { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; u8 *out_data, *in_data; static const int out_data_length = 0x10; static const int in_data_length = 0x20; @@ -1009,6 +1009,9 @@ static int ni_usb_go_to_standby(gpib_board_t *board) int i = 0; struct ni_usb_status_block status; + if (!ni_priv->bus_interface) + return -ENODEV; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); out_data = kmalloc(out_data_length, GFP_KERNEL); if (!out_data) return -ENOMEM; @@ -1025,15 +1028,14 @@ static int ni_usb_go_to_standby(gpib_board_t *board) kfree(out_data); if (retval || bytes_written != i) { mutex_unlock(&ni_priv->addressed_transfer_lock); - dev_err(&usb_dev->dev, "%s: ni_usb_send_bulk_msg returned %i, bytes_written=%i, i=%i\n", - __func__, retval, bytes_written, i); + dev_err(&usb_dev->dev, "send_bulk_msg returned %i, bytes_written=%i, i=%i\n", + retval, bytes_written, i); return retval; } in_data = kmalloc(in_data_length, GFP_KERNEL); if (!in_data) { mutex_unlock(&ni_priv->addressed_transfer_lock); - dev_err(&usb_dev->dev, "%s: kmalloc failed\n", __func__); return -ENOMEM; } retval = ni_usb_receive_bulk_msg(ni_priv, in_data, in_data_length, &bytes_read, 1000, 0); @@ -1041,29 +1043,31 @@ static int ni_usb_go_to_standby(gpib_board_t *board) mutex_unlock(&ni_priv->addressed_transfer_lock); if (retval || bytes_read != 12) { - dev_err(&usb_dev->dev, "%s: ni_usb_receive_bulk_msg returned %i, bytes_read=%i\n", - __func__, retval, bytes_read); + dev_err(&usb_dev->dev, "receive_bulk_msg returned %i, bytes_read=%i\n", + retval, bytes_read); kfree(in_data); return retval; } ni_usb_parse_status_block(in_data, &status); kfree(in_data); if (status.id != NIUSB_IBGTS_ID) - dev_err(&usb_dev->dev, "%s: bug: status.id 0x%x != INUSB_IBGTS_ID\n", - __func__, status.id); + dev_err(&usb_dev->dev, "bug: status.id 0x%x != INUSB_IBGTS_ID\n", status.id); ni_usb_soft_update_status(board, status.ibsta, 0); return 0; } -static void ni_usb_request_system_control(gpib_board_t *board, int request_control) +static int ni_usb_request_system_control(struct gpib_board *board, int request_control) { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; int i = 0; struct ni_usb_register writes[4]; unsigned int ibsta; + if (!ni_priv->bus_interface) + return -ENODEV; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); if (request_control) { writes[i].device = NIUSB_SUBDEV_TNT4882; writes[i].address = CMDR; @@ -1093,21 +1097,21 @@ static void ni_usb_request_system_control(gpib_board_t *board, int request_contr } retval = ni_usb_write_registers(ni_priv, writes, i, &ibsta); if (retval < 0) { - dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval); - return; // retval; + dev_err(&usb_dev->dev, "register write failed, retval=%i\n", retval); + return retval; } if (!request_control) ni_priv->ren_state = 0; ni_usb_soft_update_status(board, ibsta, 0); - return; // 0; + return 0; } //FIXME maybe the interface should have a "pulse interface clear" function that can return an error? -static void ni_usb_interface_clear(gpib_board_t *board, int assert) +static void ni_usb_interface_clear(struct gpib_board *board, int assert) { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; u8 *out_data, *in_data; static const int out_data_length = 0x10; static const int in_data_length = 0x10; @@ -1115,14 +1119,15 @@ static void ni_usb_interface_clear(gpib_board_t *board, int assert) int i = 0; struct ni_usb_status_block status; - // FIXME: we are going to pulse when assert is true, and ignore otherwise + if (!ni_priv->bus_interface) + return; // -ENODEV; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); +// FIXME: we are going to pulse when assert is true, and ignore otherwise if (assert == 0) return; out_data = kmalloc(out_data_length, GFP_KERNEL); - if (!out_data) { - dev_err(&usb_dev->dev, "%s: kmalloc failed\n", __func__); + if (!out_data) return; - } out_data[i++] = NIUSB_IBSIC_ID; out_data[i++] = 0x0; out_data[i++] = 0x0; @@ -1131,8 +1136,8 @@ static void ni_usb_interface_clear(gpib_board_t *board, int assert) retval = ni_usb_send_bulk_msg(ni_priv, out_data, i, &bytes_written, 1000); kfree(out_data); if (retval || bytes_written != i) { - dev_err(&usb_dev->dev, "%s: ni_usb_send_bulk_msg returned %i, bytes_written=%i, i=%i\n", - __func__, retval, bytes_written, i); + dev_err(&usb_dev->dev, "send_bulk_msg returned %i, bytes_written=%i, i=%i\n", + retval, bytes_written, i); return; } in_data = kmalloc(in_data_length, GFP_KERNEL); @@ -1141,8 +1146,8 @@ static void ni_usb_interface_clear(gpib_board_t *board, int assert) retval = ni_usb_receive_bulk_msg(ni_priv, in_data, in_data_length, &bytes_read, 1000, 0); if (retval || bytes_read != 12) { - dev_err(&usb_dev->dev, "%s: ni_usb_receive_bulk_msg returned %i, bytes_read=%i\n", - __func__, retval, bytes_read); + dev_err(&usb_dev->dev, "receive_bulk_msg returned %i, bytes_read=%i\n", + retval, bytes_read); kfree(in_data); return; } @@ -1151,14 +1156,17 @@ static void ni_usb_interface_clear(gpib_board_t *board, int assert) ni_usb_soft_update_status(board, status.ibsta, 0); } -static void ni_usb_remote_enable(gpib_board_t *board, int enable) +static void ni_usb_remote_enable(struct gpib_board *board, int enable) { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; struct ni_usb_register reg; unsigned int ibsta; + if (!ni_priv->bus_interface) + return; // -ENODEV; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); reg.device = NIUSB_SUBDEV_TNT4882; reg.address = nec7210_to_tnt4882_offset(AUXMR); if (enable) @@ -1167,7 +1175,7 @@ static void ni_usb_remote_enable(gpib_board_t *board, int enable) reg.value = AUX_CREN; retval = ni_usb_write_registers(ni_priv, ®, 1, &ibsta); if (retval < 0) { - dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval); + dev_err(&usb_dev->dev, "register write failed, retval=%i\n", retval); return; //retval; } ni_priv->ren_state = enable; @@ -1175,7 +1183,7 @@ static void ni_usb_remote_enable(gpib_board_t *board, int enable) return;// 0; } -static int ni_usb_enable_eos(gpib_board_t *board, uint8_t eos_byte, int compare_8_bits) +static int ni_usb_enable_eos(struct gpib_board *board, u8 eos_byte, int compare_8_bits) { struct ni_usb_priv *ni_priv = board->private_data; @@ -1188,26 +1196,29 @@ static int ni_usb_enable_eos(gpib_board_t *board, uint8_t eos_byte, int compare_ return 0; } -static void ni_usb_disable_eos(gpib_board_t *board) +static void ni_usb_disable_eos(struct gpib_board *board) { struct ni_usb_priv *ni_priv = board->private_data; - /* adapter gets unhappy if you don't zero all the bits - * for the eos mode and eos char (returns error 4 on reads). + /* + * adapter gets unhappy if you don't zero all the bits + * for the eos mode and eos char (returns error 4 on reads). */ ni_priv->eos_mode = 0; ni_priv->eos_char = 0; } -static unsigned int ni_usb_update_status(gpib_board_t *board, unsigned int clear_mask) +static unsigned int ni_usb_update_status(struct gpib_board *board, unsigned int clear_mask) { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; static const int buffer_length = 8; u8 *buffer; struct ni_usb_status_block status; - //printk("%s: receive control pipe is %i\n", __func__, pipe); + if (!ni_priv->bus_interface) + return -ENODEV; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); buffer = kmalloc(buffer_length, GFP_KERNEL); if (!buffer) return board->status; @@ -1216,7 +1227,7 @@ static unsigned int ni_usb_update_status(gpib_board_t *board, unsigned int clear USB_TYPE_VENDOR | USB_RECIP_DEVICE, 0x200, 0x0, buffer, buffer_length, 1000); if (retval != buffer_length) { - dev_err(&usb_dev->dev, "%s: usb_control_msg returned %i\n", __func__, retval); + dev_err(&usb_dev->dev, "usb_control_msg returned %i\n", retval); kfree(buffer); return board->status; } @@ -1235,7 +1246,6 @@ static void ni_usb_stop(struct ni_usb_priv *ni_priv) u8 *buffer; struct ni_usb_status_block status; - //printk("%s: receive control pipe is %i\n", __func__, pipe); buffer = kmalloc(buffer_length, GFP_KERNEL); if (!buffer) return; @@ -1244,7 +1254,7 @@ static void ni_usb_stop(struct ni_usb_priv *ni_priv) USB_TYPE_VENDOR | USB_RECIP_DEVICE, 0x0, 0x0, buffer, buffer_length, 1000); if (retval != buffer_length) { - dev_err(&usb_dev->dev, "%s: usb_control_msg returned %i\n", __func__, retval); + dev_err(&usb_dev->dev, "usb_control_msg returned %i\n", retval); kfree(buffer); return; } @@ -1252,15 +1262,18 @@ static void ni_usb_stop(struct ni_usb_priv *ni_priv) kfree(buffer); } -static int ni_usb_primary_address(gpib_board_t *board, unsigned int address) +static int ni_usb_primary_address(struct gpib_board *board, unsigned int address) { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; int i = 0; struct ni_usb_register writes[2]; unsigned int ibsta; + if (!ni_priv->bus_interface) + return -ENODEV; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); writes[i].device = NIUSB_SUBDEV_TNT4882; writes[i].address = nec7210_to_tnt4882_offset(ADR); writes[i].value = address; @@ -1271,7 +1284,7 @@ static int ni_usb_primary_address(gpib_board_t *board, unsigned int address) i++; retval = ni_usb_write_registers(ni_priv, writes, i, &ibsta); if (retval < 0) { - dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval); + dev_err(&usb_dev->dev, "register write failed, retval=%i\n", retval); return retval; } ni_usb_soft_update_status(board, ibsta, 0); @@ -1307,30 +1320,33 @@ static int ni_usb_write_sad(struct ni_usb_register *writes, int address, int ena return i; } -static int ni_usb_secondary_address(gpib_board_t *board, unsigned int address, int enable) +static int ni_usb_secondary_address(struct gpib_board *board, unsigned int address, int enable) { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; int i = 0; struct ni_usb_register writes[3]; unsigned int ibsta; + if (!ni_priv->bus_interface) + return -ENODEV; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); i += ni_usb_write_sad(writes, address, enable); retval = ni_usb_write_registers(ni_priv, writes, i, &ibsta); if (retval < 0) { - dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval); + dev_err(&usb_dev->dev, "register write failed, retval=%i\n", retval); return retval; } ni_usb_soft_update_status(board, ibsta, 0); return 0; } -static int ni_usb_parallel_poll(gpib_board_t *board, uint8_t *result) +static int ni_usb_parallel_poll(struct gpib_board *board, u8 *result) { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; u8 *out_data, *in_data; static const int out_data_length = 0x10; static const int in_data_length = 0x20; @@ -1339,6 +1355,9 @@ static int ni_usb_parallel_poll(gpib_board_t *board, uint8_t *result) int j = 0; struct ni_usb_status_block status; + if (!ni_priv->bus_interface) + return -ENODEV; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); out_data = kmalloc(out_data_length, GFP_KERNEL); if (!out_data) return -ENOMEM; @@ -1353,8 +1372,8 @@ static int ni_usb_parallel_poll(gpib_board_t *board, uint8_t *result) kfree(out_data); if (retval || bytes_written != i) { - dev_err(&usb_dev->dev, "%s: ni_usb_send_bulk_msg returned %i, bytes_written=%i, i=%i\n", - __func__, retval, bytes_written, i); + dev_err(&usb_dev->dev, "send_bulk_msg returned %i, bytes_written=%i, i=%i\n", + retval, bytes_written, i); return retval; } in_data = kmalloc(in_data_length, GFP_KERNEL); @@ -1366,8 +1385,8 @@ static int ni_usb_parallel_poll(gpib_board_t *board, uint8_t *result) &bytes_read, 1000, 1); if (retval && retval != -ERESTARTSYS) { - dev_err(&usb_dev->dev, "%s: ni_usb_receive_bulk_msg returned %i, bytes_read=%i\n", - __func__, retval, bytes_read); + dev_err(&usb_dev->dev, "receive_bulk_msg returned %i, bytes_read=%i\n", + retval, bytes_read); kfree(in_data); return retval; } @@ -1378,37 +1397,43 @@ static int ni_usb_parallel_poll(gpib_board_t *board, uint8_t *result) return retval; } -static void ni_usb_parallel_poll_configure(gpib_board_t *board, uint8_t config) +static void ni_usb_parallel_poll_configure(struct gpib_board *board, u8 config) { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; int i = 0; struct ni_usb_register writes[1]; unsigned int ibsta; + if (!ni_priv->bus_interface) + return; // -ENODEV; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); writes[i].device = NIUSB_SUBDEV_TNT4882; writes[i].address = nec7210_to_tnt4882_offset(AUXMR); writes[i].value = PPR | config; i++; retval = ni_usb_write_registers(ni_priv, writes, i, &ibsta); if (retval < 0) { - dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval); + dev_err(&usb_dev->dev, "register write failed, retval=%i\n", retval); return;// retval; } ni_usb_soft_update_status(board, ibsta, 0); return;// 0; } -static void ni_usb_parallel_poll_response(gpib_board_t *board, int ist) +static void ni_usb_parallel_poll_response(struct gpib_board *board, int ist) { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; int i = 0; struct ni_usb_register writes[1]; unsigned int ibsta; + if (!ni_priv->bus_interface) + return; // -ENODEV; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); writes[i].device = NIUSB_SUBDEV_TNT4882; writes[i].address = nec7210_to_tnt4882_offset(AUXMR); if (ist) @@ -1418,76 +1443,85 @@ static void ni_usb_parallel_poll_response(gpib_board_t *board, int ist) i++; retval = ni_usb_write_registers(ni_priv, writes, i, &ibsta); if (retval < 0) { - dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval); + dev_err(&usb_dev->dev, "register write failed, retval=%i\n", retval); return;// retval; } ni_usb_soft_update_status(board, ibsta, 0); return;// 0; } -static void ni_usb_serial_poll_response(gpib_board_t *board, u8 status) +static void ni_usb_serial_poll_response(struct gpib_board *board, u8 status) { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; int i = 0; struct ni_usb_register writes[1]; unsigned int ibsta; + if (!ni_priv->bus_interface) + return; // -ENODEV; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); writes[i].device = NIUSB_SUBDEV_TNT4882; writes[i].address = nec7210_to_tnt4882_offset(SPMR); writes[i].value = status; i++; retval = ni_usb_write_registers(ni_priv, writes, i, &ibsta); if (retval < 0) { - dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval); + dev_err(&usb_dev->dev, "register write failed, retval=%i\n", retval); return;// retval; } ni_usb_soft_update_status(board, ibsta, 0); return;// 0; } -static uint8_t ni_usb_serial_poll_status(gpib_board_t *board) +static u8 ni_usb_serial_poll_status(struct gpib_board *board) { return 0; } -static void ni_usb_return_to_local(gpib_board_t *board) +static void ni_usb_return_to_local(struct gpib_board *board) { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; int i = 0; struct ni_usb_register writes[1]; unsigned int ibsta; + if (!ni_priv->bus_interface) + return; // -ENODEV; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); writes[i].device = NIUSB_SUBDEV_TNT4882; writes[i].address = nec7210_to_tnt4882_offset(AUXMR); writes[i].value = AUX_RTL; i++; retval = ni_usb_write_registers(ni_priv, writes, i, &ibsta); if (retval < 0) { - dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval); + dev_err(&usb_dev->dev, "register write failed, retval=%i\n", retval); return;// retval; } ni_usb_soft_update_status(board, ibsta, 0); return;// 0; } -static int ni_usb_line_status(const gpib_board_t *board) +static int ni_usb_line_status(const struct gpib_board *board) { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; u8 *out_data, *in_data; static const int out_data_length = 0x20; static const int in_data_length = 0x20; int bytes_written = 0, bytes_read = 0; int i = 0; unsigned int bsr_bits; - int line_status = ValidALL; + int line_status = VALID_ALL; // NI windows driver reads 0xd(HSSEL), 0xc (ARD0), 0x1f (BSR) + if (!ni_priv->bus_interface) + return -ENODEV; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); out_data = kmalloc(out_data_length, GFP_KERNEL); if (!out_data) return -ENOMEM; @@ -1509,15 +1543,14 @@ static int ni_usb_line_status(const gpib_board_t *board) if (retval || bytes_written != i) { mutex_unlock(&ni_priv->addressed_transfer_lock); if (retval != -EAGAIN) - dev_err(&usb_dev->dev, "%s: ni_usb_send_bulk_msg returned %i, bytes_written=%i, i=%i\n", - __func__, retval, bytes_written, i); + dev_err(&usb_dev->dev, "send_bulk_msg returned %i, bytes_written=%i, i=%i\n", + retval, bytes_written, i); return retval; } in_data = kmalloc(in_data_length, GFP_KERNEL); if (!in_data) { mutex_unlock(&ni_priv->addressed_transfer_lock); - dev_err(&usb_dev->dev, "%s: kmalloc failed\n", __func__); return -ENOMEM; } retval = ni_usb_nonblocking_receive_bulk_msg(ni_priv, in_data, in_data_length, @@ -1527,8 +1560,8 @@ static int ni_usb_line_status(const gpib_board_t *board) if (retval) { if (retval != -EAGAIN) - dev_err(&usb_dev->dev, "%s: ni_usb_receive_bulk_msg returned %i, bytes_read=%i\n", - __func__, retval, bytes_read); + dev_err(&usb_dev->dev, "receive_bulk_msg returned %i, bytes_read=%i\n", + retval, bytes_read); kfree(in_data); return retval; } @@ -1536,21 +1569,21 @@ static int ni_usb_line_status(const gpib_board_t *board) ni_usb_parse_register_read_block(in_data, &bsr_bits, 1); kfree(in_data); if (bsr_bits & BCSR_REN_BIT) - line_status |= BusREN; + line_status |= BUS_REN; if (bsr_bits & BCSR_IFC_BIT) - line_status |= BusIFC; + line_status |= BUS_IFC; if (bsr_bits & BCSR_SRQ_BIT) - line_status |= BusSRQ; + line_status |= BUS_SRQ; if (bsr_bits & BCSR_EOI_BIT) - line_status |= BusEOI; + line_status |= BUS_EOI; if (bsr_bits & BCSR_NRFD_BIT) - line_status |= BusNRFD; + line_status |= BUS_NRFD; if (bsr_bits & BCSR_NDAC_BIT) - line_status |= BusNDAC; + line_status |= BUS_NDAC; if (bsr_bits & BCSR_DAV_BIT) - line_status |= BusDAV; + line_status |= BUS_DAV; if (bsr_bits & BCSR_ATN_BIT) - line_status |= BusATN; + line_status |= BUS_ATN; return line_status; } @@ -1591,28 +1624,31 @@ static int ni_usb_setup_t1_delay(struct ni_usb_register *reg, unsigned int nano_ return i; } -static unsigned int ni_usb_t1_delay(gpib_board_t *board, unsigned int nano_sec) +static int ni_usb_t1_delay(struct gpib_board *board, unsigned int nano_sec) { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; struct ni_usb_register writes[3]; unsigned int ibsta; unsigned int actual_ns; int i; + if (!ni_priv->bus_interface) + return -ENODEV; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); i = ni_usb_setup_t1_delay(writes, nano_sec, &actual_ns); retval = ni_usb_write_registers(ni_priv, writes, i, &ibsta); if (retval < 0) { - dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval); - return -1; //FIXME should change return type to int for error reporting + dev_err(&usb_dev->dev, "register write failed, retval=%i\n", retval); + return retval; } board->t1_nano_sec = actual_ns; ni_usb_soft_update_status(board, ibsta, 0); return actual_ns; } -static int ni_usb_allocate_private(gpib_board_t *board) +static int ni_usb_allocate_private(struct gpib_board *board) { struct ni_usb_priv *ni_priv; @@ -1635,7 +1671,7 @@ static void ni_usb_free_private(struct ni_usb_priv *ni_priv) } #define NUM_INIT_WRITES 26 -static int ni_usb_setup_init(gpib_board_t *board, struct ni_usb_register *writes) +static int ni_usb_setup_init(struct gpib_board *board, struct ni_usb_register *writes) { struct ni_usb_priv *ni_priv = board->private_data; struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); @@ -1736,13 +1772,13 @@ static int ni_usb_setup_init(gpib_board_t *board, struct ni_usb_register *writes writes[i].value = AUX_CPPF; i++; if (i > NUM_INIT_WRITES) { - dev_err(&usb_dev->dev, "%s: bug!, buffer overrun, i=%i\n", __func__, i); + dev_err(&usb_dev->dev, "bug!, buffer overrun, i=%i\n", i); return 0; } return i; } -static int ni_usb_init(gpib_board_t *board) +static int ni_usb_init(struct gpib_board *board) { int retval; struct ni_usb_priv *ni_priv = board->private_data; @@ -1762,7 +1798,7 @@ static int ni_usb_init(gpib_board_t *board) return -EFAULT; kfree(writes); if (retval) { - dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval); + dev_err(&usb_dev->dev, "register write failed, retval=%i\n", retval); return retval; } ni_usb_soft_update_status(board, ibsta, 0); @@ -1771,16 +1807,13 @@ static int ni_usb_init(gpib_board_t *board) static void ni_usb_interrupt_complete(struct urb *urb) { - gpib_board_t *board = urb->context; + struct gpib_board *board = urb->context; struct ni_usb_priv *ni_priv = board->private_data; struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); int retval; struct ni_usb_status_block status; unsigned long flags; -// printk("debug: %s: status=0x%x, error_count=%i, actual_length=%i\n", __func__, -// urb->status, urb->error_count, urb->actual_length); - switch (urb->status) { /* success */ case 0: @@ -1793,26 +1826,24 @@ static void ni_usb_interrupt_complete(struct urb *urb) default: /* other error, resubmit */ retval = usb_submit_urb(ni_priv->interrupt_urb, GFP_ATOMIC); if (retval) - dev_err(&usb_dev->dev, "%s: failed to resubmit interrupt urb\n", __func__); + dev_err(&usb_dev->dev, "failed to resubmit interrupt urb\n"); return; } ni_usb_parse_status_block(urb->transfer_buffer, &status); -// printk("debug: ibsta=0x%x\n", status.ibsta); spin_lock_irqsave(&board->spinlock, flags); ni_priv->monitored_ibsta_bits &= ~status.ibsta; -// printk("debug: monitored_ibsta_bits=0x%x\n", ni_priv->monitored_ibsta_bits); spin_unlock_irqrestore(&board->spinlock, flags); wake_up_interruptible(&board->wait); retval = usb_submit_urb(ni_priv->interrupt_urb, GFP_ATOMIC); if (retval) - dev_err(&usb_dev->dev, "%s: failed to resubmit interrupt urb\n", __func__); + dev_err(&usb_dev->dev, "failed to resubmit interrupt urb\n"); } -static int ni_usb_set_interrupt_monitor(gpib_board_t *board, unsigned int monitored_bits) +static int ni_usb_set_interrupt_monitor(struct gpib_board *board, unsigned int monitored_bits) { int retval; struct ni_usb_priv *ni_priv = board->private_data; @@ -1821,22 +1852,20 @@ static int ni_usb_set_interrupt_monitor(gpib_board_t *board, unsigned int monito u8 *buffer; struct ni_usb_status_block status; unsigned long flags; - //printk("%s: receive control pipe is %i\n", __func__, pipe); + buffer = kmalloc(buffer_length, GFP_KERNEL); if (!buffer) return -ENOMEM; spin_lock_irqsave(&board->spinlock, flags); ni_priv->monitored_ibsta_bits = ni_usb_ibsta_monitor_mask & monitored_bits; -// dev_err(&usb_dev->dev, "debug: %s: monitored_ibsta_bits=0x%x\n", -// __func__, ni_priv->monitored_ibsta_bits); spin_unlock_irqrestore(&board->spinlock, flags); retval = ni_usb_receive_control_msg(ni_priv, NI_USB_WAIT_REQUEST, USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 0x300, ni_usb_ibsta_monitor_mask & monitored_bits, buffer, buffer_length, 1000); if (retval != buffer_length) { - dev_err(&usb_dev->dev, "%s: usb_control_msg returned %i\n", __func__, retval); + dev_err(&usb_dev->dev, "usb_control_msg returned %i\n", retval); kfree(buffer); return -1; } @@ -1845,7 +1874,7 @@ static int ni_usb_set_interrupt_monitor(gpib_board_t *board, unsigned int monito return 0; } -static int ni_usb_setup_urbs(gpib_board_t *board) +static int ni_usb_setup_urbs(struct gpib_board *board) { struct ni_usb_priv *ni_priv = board->private_data; struct usb_device *usb_dev; @@ -1872,8 +1901,7 @@ static int ni_usb_setup_urbs(gpib_board_t *board) retval = usb_submit_urb(ni_priv->interrupt_urb, GFP_KERNEL); mutex_unlock(&ni_priv->interrupt_transfer_lock); if (retval) { - dev_err(&usb_dev->dev, "%s: failed to submit first interrupt urb, retval=%i\n", - __func__, retval); + dev_err(&usb_dev->dev, "failed to submit first interrupt urb, retval=%i\n", retval); return retval; } return 0; @@ -1904,7 +1932,6 @@ static int ni_usb_b_read_serial_number(struct ni_usb_priv *ni_priv) int j; unsigned int serial_number; -// printk("%s: %s\n", __func__); in_data = kmalloc(in_data_length, GFP_KERNEL); if (!in_data) return -ENOMEM; @@ -1924,20 +1951,19 @@ static int ni_usb_b_read_serial_number(struct ni_usb_priv *ni_priv) i += ni_usb_bulk_termination(&out_data[i]); retval = ni_usb_send_bulk_msg(ni_priv, out_data, out_data_length, &bytes_written, 1000); if (retval) { - dev_err(&usb_dev->dev, "%s: ni_usb_send_bulk_msg returned %i, bytes_written=%i, i=%li\n", - __func__, + dev_err(&usb_dev->dev, "send_bulk_msg returned %i, bytes_written=%i, i=%li\n", retval, bytes_written, (long)out_data_length); goto serial_out; } retval = ni_usb_receive_bulk_msg(ni_priv, in_data, in_data_length, &bytes_read, 1000, 0); if (retval) { - dev_err(&usb_dev->dev, "%s: ni_usb_receive_bulk_msg returned %i, bytes_read=%i\n", - __func__, retval, bytes_read); + dev_err(&usb_dev->dev, "receive_bulk_msg returned %i, bytes_read=%i\n", + retval, bytes_read); ni_usb_dump_raw_block(in_data, bytes_read); goto serial_out; } if (ARRAY_SIZE(results) < num_reads) { - dev_err(&usb_dev->dev, "Setup bug\n"); + dev_err(&usb_dev->dev, "serial number eetup bug\n"); retval = -EINVAL; goto serial_out; } @@ -1945,7 +1971,7 @@ static int ni_usb_b_read_serial_number(struct ni_usb_priv *ni_priv) serial_number = 0; for (j = 0; j < num_reads; ++j) serial_number |= (results[j] & 0xff) << (8 * j); - dev_info(&usb_dev->dev, "%s: board serial number is 0x%x\n", __func__, serial_number); + dev_dbg(&usb_dev->dev, "board serial number is 0x%x\n", serial_number); retval = 0; serial_out: kfree(in_data); @@ -1973,22 +1999,22 @@ static int ni_usb_hs_wait_for_ready(struct ni_usb_priv *ni_priv) USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 0x0, 0x0, buffer, buffer_size, 1000); if (retval < 0) { - dev_err(&usb_dev->dev, "%s: usb_control_msg request 0x%x returned %i\n", - __func__, NI_USB_SERIAL_NUMBER_REQUEST, retval); + dev_err(&usb_dev->dev, "usb_control_msg request 0x%x returned %i\n", + NI_USB_SERIAL_NUMBER_REQUEST, retval); goto ready_out; } j = 0; if (buffer[j] != NI_USB_SERIAL_NUMBER_REQUEST) { - dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x%x\n", - __func__, j, (int)buffer[j], NI_USB_SERIAL_NUMBER_REQUEST); + dev_err(&usb_dev->dev, "unexpected data: buffer[%i]=0x%x, expected 0x%x\n", + j, (int)buffer[j], NI_USB_SERIAL_NUMBER_REQUEST); unexpected = 1; } if (unexpected) ni_usb_dump_raw_block(buffer, retval); // NI-USB-HS+ pads the serial with 0x0 to make 16 bytes if (retval != 5 && retval != 16) { - dev_err(&usb_dev->dev, "%s: received unexpected number of bytes = %i, expected 5 or 16\n", - __func__, retval); + dev_err(&usb_dev->dev, "received unexpected number of bytes = %i, expected 5 or 16\n", + retval); ni_usb_dump_raw_block(buffer, retval); } serial_number = 0; @@ -1996,7 +2022,7 @@ static int ni_usb_hs_wait_for_ready(struct ni_usb_priv *ni_priv) serial_number |= (buffer[++j] << 8); serial_number |= (buffer[++j] << 16); serial_number |= (buffer[++j] << 24); - dev_info(&usb_dev->dev, "%s: board serial number is 0x%x\n", __func__, serial_number); + dev_dbg(&usb_dev->dev, "board serial number is 0x%x\n", serial_number); for (i = 0; i < timeout; ++i) { int ready = 0; @@ -2004,49 +2030,51 @@ static int ni_usb_hs_wait_for_ready(struct ni_usb_priv *ni_priv) USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 0x0, 0x0, buffer, buffer_size, 100); if (retval < 0) { - dev_err(&usb_dev->dev, "%s: usb_control_msg request 0x%x returned %i\n", - __func__, NI_USB_POLL_READY_REQUEST, retval); + dev_err(&usb_dev->dev, "usb_control_msg request 0x%x returned %i\n", + NI_USB_POLL_READY_REQUEST, retval); goto ready_out; } j = 0; unexpected = 0; if (buffer[j] != NI_USB_POLL_READY_REQUEST) { // [0] - dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x%x\n", - __func__, j, (int)buffer[j], NI_USB_POLL_READY_REQUEST); + dev_err(&usb_dev->dev, "unexpected data: buffer[%i]=0x%x, expected 0x%x\n", + j, (int)buffer[j], NI_USB_POLL_READY_REQUEST); unexpected = 1; } ++j; if (buffer[j] != 0x1 && buffer[j] != 0x0) { // [1] HS+ sends 0x0 - dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x1 or 0x0\n", - __func__, j, (int)buffer[j]); + dev_err(&usb_dev->dev, "unexpected data: buffer[%i]=0x%x, expected 0x1 or 0x0\n", + j, (int)buffer[j]); unexpected = 1; } if (buffer[++j] != 0x0) { // [2] - dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x%x\n", - __func__, j, (int)buffer[j], 0x0); + dev_err(&usb_dev->dev, "unexpected data: buffer[%i]=0x%x, expected 0x%x\n", + j, (int)buffer[j], 0x0); unexpected = 1; } ++j; - // MC usb-488 (and sometimes NI-USB-HS?) sends 0x8 here; MC usb-488A sends 0x7 here - // NI-USB-HS+ sends 0x0 + /* + * MC usb-488 (and sometimes NI-USB-HS?) sends 0x8 here; MC usb-488A sends 0x7 here + * NI-USB-HS+ sends 0x0 + */ if (buffer[j] != 0x1 && buffer[j] != 0x8 && buffer[j] != 0x7 && buffer[j] != 0x0) { // [3] - dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x0, 0x1, 0x7 or 0x8\n", - __func__, j, (int)buffer[j]); + dev_err(&usb_dev->dev, "unexpected data: buffer[%i]=0x%x, expected 0x0, 0x1, 0x7 or 0x8\n", + j, (int)buffer[j]); unexpected = 1; } ++j; // NI-USB-HS+ sends 0 here if (buffer[j] != 0x30 && buffer[j] != 0x0) { // [4] - dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x0 or 0x30\n", - __func__, j, (int)buffer[j]); + dev_err(&usb_dev->dev, "unexpected data: buffer[%i]=0x%x, expected 0x0 or 0x30\n", + j, (int)buffer[j]); unexpected = 1; } ++j; // MC usb-488 (and sometimes NI-USB-HS?) and NI-USB-HS+ sends 0x0 here if (buffer[j] != 0x1 && buffer[j] != 0x0) { // [5] - dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x1 or 0x0\n", - __func__, j, (int)buffer[j]); + dev_err(&usb_dev->dev, "unexpected data: buffer[%i]=0x%x, expected 0x1 or 0x0\n", + j, (int)buffer[j]); unexpected = 1; } if (buffer[++j] != 0x0) { // [6] @@ -2054,8 +2082,8 @@ static int ni_usb_hs_wait_for_ready(struct ni_usb_priv *ni_priv) // NI-USB-HS+ sends 0xf here if (buffer[j] != 0x2 && buffer[j] != 0xe && buffer[j] != 0xf && buffer[j] != 0x16) { - dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x2, 0xe, 0xf or 0x16\n", - __func__, j, (int)buffer[j]); + dev_err(&usb_dev->dev, "unexpected data: buffer[%i]=0x%x, expected 0x2, 0xe, 0xf or 0x16\n", + j, (int)buffer[j]); unexpected = 1; } } @@ -2064,30 +2092,30 @@ static int ni_usb_hs_wait_for_ready(struct ni_usb_priv *ni_priv) // MC usb-488 sends 0x5 here; MC usb-488A sends 0x6 here if (buffer[j] != 0x3 && buffer[j] != 0x5 && buffer[j] != 0x6 && buffer[j] != 0x8) { - dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x3 or 0x5, 0x6 or 0x08\n", - __func__, j, (int)buffer[j]); + dev_err(&usb_dev->dev, "unexpected data: buffer[%i]=0x%x, expected 0x3 or 0x5, 0x6 or 0x08\n", + j, (int)buffer[j]); unexpected = 1; } } ++j; if (buffer[j] != 0x0 && buffer[j] != 0x2) { // [8] MC usb-488 sends 0x2 here - dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x0 or 0x2\n", - __func__, j, (int)buffer[j]); + dev_err(&usb_dev->dev, " unexpected data: buffer[%i]=0x%x, expected 0x0 or 0x2\n", + j, (int)buffer[j]); unexpected = 1; } ++j; // MC usb-488A and NI-USB-HS sends 0x3 here; NI-USB-HS+ sends 0x30 here if (buffer[j] != 0x0 && buffer[j] != 0x3 && buffer[j] != 0x30) { // [9] - dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x0, 0x3 or 0x30\n", - __func__, j, (int)buffer[j]); + dev_err(&usb_dev->dev, "unexpected data: buffer[%i]=0x%x, expected 0x0, 0x3 or 0x30\n", + j, (int)buffer[j]); unexpected = 1; } if (buffer[++j] != 0x0) { ready = 1; if (buffer[j] != 0x96 && buffer[j] != 0x7 && buffer[j] != 0x6e) { // [10] MC usb-488 sends 0x7 here - dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x96, 0x07 or 0x6e\n", - __func__, j, (int)buffer[j]); + dev_err(&usb_dev->dev, "unexpected data: buffer[%i]=0x%x, expected 0x96, 0x07 or 0x6e\n", + j, (int)buffer[j]); unexpected = 1; } } @@ -2097,7 +2125,6 @@ static int ni_usb_hs_wait_for_ready(struct ni_usb_priv *ni_priv) break; retval = msleep_interruptible(msec_sleep_duration); if (retval) { - dev_err(&usb_dev->dev, "ni_usb_gpib: msleep interrupted\n"); retval = -ERESTARTSYS; goto ready_out; } @@ -2106,11 +2133,12 @@ static int ni_usb_hs_wait_for_ready(struct ni_usb_priv *ni_priv) ready_out: kfree(buffer); - dev_dbg(&usb_dev->dev, "%s: exit retval=%d\n", __func__, retval); + dev_dbg(&usb_dev->dev, "exit retval=%d\n", retval); return retval; } -/* This does some extra init for HS+ models, as observed on Windows. One of the +/* + * This does some extra init for HS+ models, as observed on Windows. One of the * control requests causes the LED to stop blinking. * I'm not sure what the other 2 requests do. None of these requests are actually required * for the adapter to work, maybe they do some init for the analyzer interface @@ -2134,14 +2162,14 @@ static int ni_usb_hs_plus_extra_init(struct ni_usb_priv *ni_priv) USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 0x0, 0x0, buffer, transfer_size, 1000); if (retval < 0) { - dev_err(&usb_dev->dev, "%s: usb_control_msg request 0x%x returned %i\n", - __func__, NI_USB_HS_PLUS_0x48_REQUEST, retval); + dev_err(&usb_dev->dev, "usb_control_msg request 0x%x returned %i\n", + NI_USB_HS_PLUS_0x48_REQUEST, retval); break; } // expected response data: 48 f3 30 00 00 00 00 00 00 00 00 00 00 00 00 00 if (buffer[0] != NI_USB_HS_PLUS_0x48_REQUEST) - dev_err(&usb_dev->dev, "%s: unexpected data: buffer[0]=0x%x, expected 0x%x\n", - __func__, (int)buffer[0], NI_USB_HS_PLUS_0x48_REQUEST); + dev_err(&usb_dev->dev, "unexpected data: buffer[0]=0x%x, expected 0x%x\n", + (int)buffer[0], NI_USB_HS_PLUS_0x48_REQUEST); transfer_size = 2; @@ -2149,14 +2177,14 @@ static int ni_usb_hs_plus_extra_init(struct ni_usb_priv *ni_priv) USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 0x1, 0x0, buffer, transfer_size, 1000); if (retval < 0) { - dev_err(&usb_dev->dev, "%s: usb_control_msg request 0x%x returned %i\n", - __func__, NI_USB_HS_PLUS_LED_REQUEST, retval); + dev_err(&usb_dev->dev, "usb_control_msg request 0x%x returned %i\n", + NI_USB_HS_PLUS_LED_REQUEST, retval); break; } // expected response data: 4b 00 if (buffer[0] != NI_USB_HS_PLUS_LED_REQUEST) - dev_err(&usb_dev->dev, "%s: unexpected data: buffer[0]=0x%x, expected 0x%x\n", - __func__, (int)buffer[0], NI_USB_HS_PLUS_LED_REQUEST); + dev_err(&usb_dev->dev, "unexpected data: buffer[0]=0x%x, expected 0x%x\n", + (int)buffer[0], NI_USB_HS_PLUS_LED_REQUEST); transfer_size = 9; @@ -2165,15 +2193,14 @@ static int ni_usb_hs_plus_extra_init(struct ni_usb_priv *ni_priv) USB_RECIP_INTERFACE, 0x0, 0x1, buffer, transfer_size, 1000); if (retval < 0) { - dev_err(&usb_dev->dev, "%s: usb_control_msg request 0x%x returned %i\n", - __func__, NI_USB_HS_PLUS_0xf8_REQUEST, retval); + dev_err(&usb_dev->dev, "usb_control_msg request 0x%x returned %i\n", + NI_USB_HS_PLUS_0xf8_REQUEST, retval); break; } // expected response data: f8 01 00 00 00 01 00 00 00 if (buffer[0] != NI_USB_HS_PLUS_0xf8_REQUEST) - dev_err(&usb_dev->dev, "%s: unexpected data: buffer[0]=0x%x, expected 0x%x\n", - __func__, (int)buffer[0], NI_USB_HS_PLUS_0xf8_REQUEST); - + dev_err(&usb_dev->dev, "unexpected data: buffer[0]=0x%x, expected 0x%x\n", + (int)buffer[0], NI_USB_HS_PLUS_0xf8_REQUEST); } while (0); // cleanup @@ -2182,17 +2209,17 @@ static int ni_usb_hs_plus_extra_init(struct ni_usb_priv *ni_priv) } static inline int ni_usb_device_match(struct usb_interface *interface, - const gpib_board_config_t *config) + const struct gpib_board_config *config) { if (gpib_match_device_path(&interface->dev, config->device_path) == 0) return 0; return 1; } -static int ni_usb_attach(gpib_board_t *board, const gpib_board_config_t *config) +static int ni_usb_attach(struct gpib_board *board, const struct gpib_board_config *config) { int retval; - int i; + int i, index; struct ni_usb_priv *ni_priv; int product_id; struct usb_device *usb_dev; @@ -2211,19 +2238,17 @@ static int ni_usb_attach(gpib_board_t *board, const gpib_board_config_t *config) ni_priv->bus_interface = ni_usb_driver_interfaces[i]; usb_set_intfdata(ni_usb_driver_interfaces[i], board); usb_dev = interface_to_usbdev(ni_priv->bus_interface); - dev_info(&usb_dev->dev, - "bus %d dev num %d attached to gpib minor %d, NI usb interface %i\n", - usb_dev->bus->busnum, usb_dev->devnum, board->minor, i); + index = i; break; } } if (i == MAX_NUM_NI_USB_INTERFACES) { mutex_unlock(&ni_usb_hotplug_lock); - pr_err("No supported NI usb gpib adapters found, have you loaded its firmware?\n"); + dev_err(board->gpib_dev, "No supported adapters found, have you loaded its firmware?\n"); return -ENODEV; } if (usb_reset_configuration(interface_to_usbdev(ni_priv->bus_interface))) - dev_err(&usb_dev->dev, "ni_usb_gpib: usb_reset_configuration() failed.\n"); + dev_err(&usb_dev->dev, "usb_reset_configuration() failed.\n"); product_id = le16_to_cpu(usb_dev->descriptor.idProduct); ni_priv->product_id = product_id; @@ -2296,7 +2321,9 @@ static int ni_usb_attach(gpib_board_t *board, const gpib_board_config_t *config) } mutex_unlock(&ni_usb_hotplug_lock); - dev_info(&usb_dev->dev, "%s: attached\n", __func__); + dev_info(&usb_dev->dev, + "bus %d dev num %d attached to gpib%d, intf %i\n", + usb_dev->bus->busnum, usb_dev->devnum, board->minor, index); return retval; } @@ -2304,39 +2331,33 @@ static int ni_usb_shutdown_hardware(struct ni_usb_priv *ni_priv) { struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); int retval; - int i = 0; struct ni_usb_register writes[2]; static const int writes_length = ARRAY_SIZE(writes); unsigned int ibsta; -// printk("%s: %s\n", __func__); - writes[i].device = NIUSB_SUBDEV_TNT4882; - writes[i].address = nec7210_to_tnt4882_offset(AUXMR); - writes[i].value = AUX_CR; - i++; - writes[i].device = NIUSB_SUBDEV_UNKNOWN3; - writes[i].address = 0x10; - writes[i].value = 0x0; - i++; - if (i > writes_length) { - dev_err(&usb_dev->dev, "%s: bug!, buffer overrun, i=%i\n", __func__, i); - return -EINVAL; - } - retval = ni_usb_write_registers(ni_priv, writes, i, &ibsta); + writes[0].device = NIUSB_SUBDEV_TNT4882; + writes[0].address = nec7210_to_tnt4882_offset(AUXMR); + writes[0].value = AUX_CR; + writes[1].device = NIUSB_SUBDEV_UNKNOWN3; + writes[1].address = 0x10; + writes[1].value = 0x0; + retval = ni_usb_write_registers(ni_priv, writes, writes_length, &ibsta); if (retval) { - dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval); + dev_err(&usb_dev->dev, "register write failed, retval=%i\n", retval); return retval; } return 0; } -static void ni_usb_detach(gpib_board_t *board) +static void ni_usb_detach(struct gpib_board *board) { struct ni_usb_priv *ni_priv; mutex_lock(&ni_usb_hotplug_lock); -// under windows, software unplug does chip_reset nec7210 aux command, -// then writes 0x0 to address 0x10 of device 3 + /* + * under windows, software unplug does chip_reset nec7210 aux command, + * then writes 0x0 to address 0x10 of device 3 + */ ni_priv = board->private_data; if (ni_priv) { if (ni_priv->bus_interface) { @@ -2353,7 +2374,7 @@ static void ni_usb_detach(gpib_board_t *board) mutex_unlock(&ni_usb_hotplug_lock); } -static gpib_interface_t ni_usb_gpib_interface = { +static struct gpib_interface ni_usb_gpib_interface = { .name = "ni_usb_b", .attach = ni_usb_attach, .detach = ni_usb_detach, @@ -2413,7 +2434,7 @@ static int ni_usb_driver_probe(struct usb_interface *interface, const struct usb if (i == MAX_NUM_NI_USB_INTERFACES) { usb_put_dev(usb_dev); mutex_unlock(&ni_usb_hotplug_lock); - dev_err(&usb_dev->dev, "%s: ni_usb_driver_interfaces[] full\n", __func__); + dev_err(&usb_dev->dev, "ni_usb_driver_interfaces[] full\n"); return -1; } path = kmalloc(path_length, GFP_KERNEL); @@ -2423,7 +2444,7 @@ static int ni_usb_driver_probe(struct usb_interface *interface, const struct usb return -ENOMEM; } usb_make_path(usb_dev, path, path_length); - dev_info(&usb_dev->dev, "ni_usb_gpib: probe succeeded for path: %s\n", path); + dev_info(&usb_dev->dev, "probe succeeded for path: %s\n", path); kfree(path); mutex_unlock(&ni_usb_hotplug_lock); return 0; @@ -2437,7 +2458,7 @@ static void ni_usb_driver_disconnect(struct usb_interface *interface) mutex_lock(&ni_usb_hotplug_lock); for (i = 0; i < MAX_NUM_NI_USB_INTERFACES; i++) { if (ni_usb_driver_interfaces[i] == interface) { - gpib_board_t *board = usb_get_intfdata(interface); + struct gpib_board *board = usb_get_intfdata(interface); if (board) { struct ni_usb_priv *ni_priv = board->private_data; @@ -2458,8 +2479,7 @@ static void ni_usb_driver_disconnect(struct usb_interface *interface) } } if (i == MAX_NUM_NI_USB_INTERFACES) - dev_err(&usb_dev->dev, "%s: unable to find interface in ni_usb_driver_interfaces[]? bug?\n", - __func__); + dev_err(&usb_dev->dev, "unable to find interface bug?\n"); usb_put_dev(usb_dev); mutex_unlock(&ni_usb_hotplug_lock); } @@ -2467,7 +2487,7 @@ static void ni_usb_driver_disconnect(struct usb_interface *interface) static int ni_usb_driver_suspend(struct usb_interface *interface, pm_message_t message) { struct usb_device *usb_dev = interface_to_usbdev(interface); - gpib_board_t *board; + struct gpib_board *board; int i, retval; mutex_lock(&ni_usb_hotplug_lock); @@ -2498,9 +2518,9 @@ static int ni_usb_driver_suspend(struct usb_interface *interface, pm_message_t m ni_usb_cleanup_urbs(ni_priv); mutex_unlock(&ni_priv->interrupt_transfer_lock); } - dev_info(&usb_dev->dev, - "bus %d dev num %d gpib minor %d, ni usb interface %i suspended\n", - usb_dev->bus->busnum, usb_dev->devnum, board->minor, i); + dev_dbg(&usb_dev->dev, + "bus %d dev num %d gpib%d, interface %i suspended\n", + usb_dev->bus->busnum, usb_dev->devnum, board->minor, i); } mutex_unlock(&ni_usb_hotplug_lock); @@ -2511,7 +2531,7 @@ static int ni_usb_driver_resume(struct usb_interface *interface) { struct usb_device *usb_dev = interface_to_usbdev(interface); - gpib_board_t *board; + struct gpib_board *board; int i, retval; mutex_lock(&ni_usb_hotplug_lock); @@ -2535,15 +2555,15 @@ static int ni_usb_driver_resume(struct usb_interface *interface) mutex_lock(&ni_priv->interrupt_transfer_lock); retval = usb_submit_urb(ni_priv->interrupt_urb, GFP_KERNEL); if (retval) { - dev_err(&usb_dev->dev, "%s: failed to resubmit interrupt urb, retval=%i\n", - __func__, retval); + dev_err(&usb_dev->dev, "resume failed to resubmit interrupt urb, retval=%i\n", + retval); mutex_unlock(&ni_priv->interrupt_transfer_lock); mutex_unlock(&ni_usb_hotplug_lock); return retval; } mutex_unlock(&ni_priv->interrupt_transfer_lock); } else { - dev_err(&usb_dev->dev, "%s: bug! int urb not set up\n", __func__); + dev_err(&usb_dev->dev, "bug! resume int urb not set up\n"); mutex_unlock(&ni_usb_hotplug_lock); return -EINVAL; } @@ -2600,9 +2620,9 @@ static int ni_usb_driver_resume(struct usb_interface *interface) if (ni_priv->ren_state) ni_usb_remote_enable(board, 1); - dev_info(&usb_dev->dev, - "bus %d dev num %d gpib minor %d, ni usb interface %i resumed\n", - usb_dev->bus->busnum, usb_dev->devnum, board->minor, i); + dev_dbg(&usb_dev->dev, + "bus %d dev num %d gpib%d, interface %i resumed\n", + usb_dev->bus->busnum, usb_dev->devnum, board->minor, i); } mutex_unlock(&ni_usb_hotplug_lock); @@ -2610,7 +2630,7 @@ static int ni_usb_driver_resume(struct usb_interface *interface) } static struct usb_driver ni_usb_bus_driver = { - .name = "ni_usb_gpib", + .name = DRV_NAME, .probe = ni_usb_driver_probe, .disconnect = ni_usb_driver_disconnect, .suspend = ni_usb_driver_suspend, @@ -2623,19 +2643,18 @@ static int __init ni_usb_init_module(void) int i; int ret; - pr_info("ni_usb_gpib driver loading\n"); for (i = 0; i < MAX_NUM_NI_USB_INTERFACES; i++) ni_usb_driver_interfaces[i] = NULL; ret = usb_register(&ni_usb_bus_driver); if (ret) { - pr_err("ni_usb_gpib: usb_register failed: error = %d\n", ret); + pr_err("usb_register failed: error = %d\n", ret); return ret; } ret = gpib_register_driver(&ni_usb_gpib_interface, THIS_MODULE); if (ret) { - pr_err("ni_usb_gpib: gpib_register_driver failed: error = %d\n", ret); + pr_err("gpib_register_driver failed: error = %d\n", ret); return ret; } @@ -2644,7 +2663,6 @@ static int __init ni_usb_init_module(void) static void __exit ni_usb_exit_module(void) { - pr_info("ni_usb_gpib driver unloading\n"); gpib_unregister_driver(&ni_usb_gpib_interface); usb_deregister(&ni_usb_bus_driver); } diff --git a/drivers/staging/gpib/ni_usb/ni_usb_gpib.h b/drivers/staging/gpib/ni_usb/ni_usb_gpib.h index 4b297db09a9b..b011e131201c 100644 --- a/drivers/staging/gpib/ni_usb/ni_usb_gpib.h +++ b/drivers/staging/gpib/ni_usb/ni_usb_gpib.h @@ -113,27 +113,37 @@ enum ni_usb_bulk_ids { enum ni_usb_error_codes { NIUSB_NO_ERROR = 0, - /* NIUSB_ABORTED_ERROR occurs when I/O is interrupted early by - * doing a NI_USB_STOP_REQUEST on the control endpoint. + /* + * NIUSB_ABORTED_ERROR occurs when I/O is interrupted early by + * doing a NI_USB_STOP_REQUEST on the control endpoint. */ NIUSB_ABORTED_ERROR = 1, - // NIUSB_READ_ATN_ERROR occurs when you do a board read while - // ATN is set + /* + * NIUSB_READ_ATN_ERROR occurs when you do a board read while + * ATN is set + */ NIUSB_ATN_STATE_ERROR = 2, - // NIUSB_ADDRESSING_ERROR occurs when you do a board - // read/write as CIC but are not in LACS/TACS + /* + * NIUSB_ADDRESSING_ERROR occurs when you do a board + * read/write as CIC but are not in LACS/TACS + */ NIUSB_ADDRESSING_ERROR = 3, - /* NIUSB_EOSMODE_ERROR occurs on reads if any eos mode or char + /* + * NIUSB_EOSMODE_ERROR occurs on reads if any eos mode or char * bits are set when REOS is not set. * Have also seen error 4 if you try to send more than 16 * command bytes at once on a usb-b. */ NIUSB_EOSMODE_ERROR = 4, - // NIUSB_NO_BUS_ERROR occurs when you try to write a command - // byte but there are no devices connected to the gpib bus + /* + * NIUSB_NO_BUS_ERROR occurs when you try to write a command + * byte but there are no devices connected to the gpib bus + */ NIUSB_NO_BUS_ERROR = 5, - // NIUSB_NO_LISTENER_ERROR occurs when you do a board write as - // CIC with no listener + /* + * NIUSB_NO_LISTENER_ERROR occurs when you do a board write as + * CIC with no listener + */ NIUSB_NO_LISTENER_ERROR = 8, // get NIUSB_TIMEOUT_ERROR on board read/write timeout NIUSB_TIMEOUT_ERROR = 10, diff --git a/drivers/staging/gpib/pc2/pc2_gpib.c b/drivers/staging/gpib/pc2/pc2_gpib.c index c0b07cb63d9a..2282492025b7 100644 --- a/drivers/staging/gpib/pc2/pc2_gpib.c +++ b/drivers/staging/gpib/pc2/pc2_gpib.c @@ -4,6 +4,9 @@ * copyright : (C) 2001, 2002 by Frank Mori Hess ***************************************************************************/ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt +#define dev_fmt pr_fmt + #include <linux/ioport.h> #include <linux/sched.h> #include <linux/module.h> @@ -49,22 +52,13 @@ static inline unsigned int CLEAR_INTR_REG(unsigned int irq) MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("GPIB driver for PC2/PC2a and compatible devices"); -static int pc2_attach(gpib_board_t *board, const gpib_board_config_t *config); -static int pc2a_attach(gpib_board_t *board, const gpib_board_config_t *config); -static int pc2a_cb7210_attach(gpib_board_t *board, const gpib_board_config_t *config); -static int pc2_2a_attach(gpib_board_t *board, const gpib_board_config_t *config); - -static void pc2_detach(gpib_board_t *board); -static void pc2a_detach(gpib_board_t *board); -static void pc2_2a_detach(gpib_board_t *board); - /* * GPIB interrupt service routines */ irqreturn_t pc2_interrupt(int irq, void *arg) { - gpib_board_t *board = arg; + struct gpib_board *board = arg; struct pc2_priv *priv = board->private_data; unsigned long flags; irqreturn_t retval; @@ -77,7 +71,7 @@ irqreturn_t pc2_interrupt(int irq, void *arg) irqreturn_t pc2a_interrupt(int irq, void *arg) { - gpib_board_t *board = arg; + struct gpib_board *board = arg; struct pc2_priv *priv = board->private_data; int status1, status2; unsigned long flags; @@ -96,7 +90,7 @@ irqreturn_t pc2a_interrupt(int irq, void *arg) } // wrappers for interface functions -static int pc2_read(gpib_board_t *board, uint8_t *buffer, size_t length, int *end, +static int pc2_read(struct gpib_board *board, u8 *buffer, size_t length, int *end, size_t *bytes_read) { struct pc2_priv *priv = board->private_data; @@ -104,7 +98,7 @@ static int pc2_read(gpib_board_t *board, uint8_t *buffer, size_t length, int *en return nec7210_read(board, &priv->nec7210_priv, buffer, length, end, bytes_read); } -static int pc2_write(gpib_board_t *board, uint8_t *buffer, size_t length, int send_eoi, +static int pc2_write(struct gpib_board *board, u8 *buffer, size_t length, int send_eoi, size_t *bytes_written) { struct pc2_priv *priv = board->private_data; @@ -112,245 +106,134 @@ static int pc2_write(gpib_board_t *board, uint8_t *buffer, size_t length, int se return nec7210_write(board, &priv->nec7210_priv, buffer, length, send_eoi, bytes_written); } -static int pc2_command(gpib_board_t *board, uint8_t *buffer, size_t length, size_t *bytes_written) +static int pc2_command(struct gpib_board *board, u8 *buffer, + size_t length, size_t *bytes_written) { struct pc2_priv *priv = board->private_data; return nec7210_command(board, &priv->nec7210_priv, buffer, length, bytes_written); } -static int pc2_take_control(gpib_board_t *board, int synchronous) +static int pc2_take_control(struct gpib_board *board, int synchronous) { struct pc2_priv *priv = board->private_data; return nec7210_take_control(board, &priv->nec7210_priv, synchronous); } -static int pc2_go_to_standby(gpib_board_t *board) +static int pc2_go_to_standby(struct gpib_board *board) { struct pc2_priv *priv = board->private_data; return nec7210_go_to_standby(board, &priv->nec7210_priv); } -static void pc2_request_system_control(gpib_board_t *board, int request_control) +static int pc2_request_system_control(struct gpib_board *board, int request_control) { struct pc2_priv *priv = board->private_data; - nec7210_request_system_control(board, &priv->nec7210_priv, request_control); + return nec7210_request_system_control(board, &priv->nec7210_priv, request_control); } -static void pc2_interface_clear(gpib_board_t *board, int assert) +static void pc2_interface_clear(struct gpib_board *board, int assert) { struct pc2_priv *priv = board->private_data; nec7210_interface_clear(board, &priv->nec7210_priv, assert); } -static void pc2_remote_enable(gpib_board_t *board, int enable) +static void pc2_remote_enable(struct gpib_board *board, int enable) { struct pc2_priv *priv = board->private_data; nec7210_remote_enable(board, &priv->nec7210_priv, enable); } -static int pc2_enable_eos(gpib_board_t *board, uint8_t eos_byte, int compare_8_bits) +static int pc2_enable_eos(struct gpib_board *board, u8 eos_byte, int compare_8_bits) { struct pc2_priv *priv = board->private_data; return nec7210_enable_eos(board, &priv->nec7210_priv, eos_byte, compare_8_bits); } -static void pc2_disable_eos(gpib_board_t *board) +static void pc2_disable_eos(struct gpib_board *board) { struct pc2_priv *priv = board->private_data; nec7210_disable_eos(board, &priv->nec7210_priv); } -static unsigned int pc2_update_status(gpib_board_t *board, unsigned int clear_mask) +static unsigned int pc2_update_status(struct gpib_board *board, unsigned int clear_mask) { struct pc2_priv *priv = board->private_data; return nec7210_update_status(board, &priv->nec7210_priv, clear_mask); } -static int pc2_primary_address(gpib_board_t *board, unsigned int address) +static int pc2_primary_address(struct gpib_board *board, unsigned int address) { struct pc2_priv *priv = board->private_data; return nec7210_primary_address(board, &priv->nec7210_priv, address); } -static int pc2_secondary_address(gpib_board_t *board, unsigned int address, int enable) +static int pc2_secondary_address(struct gpib_board *board, unsigned int address, int enable) { struct pc2_priv *priv = board->private_data; return nec7210_secondary_address(board, &priv->nec7210_priv, address, enable); } -static int pc2_parallel_poll(gpib_board_t *board, uint8_t *result) +static int pc2_parallel_poll(struct gpib_board *board, u8 *result) { struct pc2_priv *priv = board->private_data; return nec7210_parallel_poll(board, &priv->nec7210_priv, result); } -static void pc2_parallel_poll_configure(gpib_board_t *board, uint8_t config) +static void pc2_parallel_poll_configure(struct gpib_board *board, u8 config) { struct pc2_priv *priv = board->private_data; nec7210_parallel_poll_configure(board, &priv->nec7210_priv, config); } -static void pc2_parallel_poll_response(gpib_board_t *board, int ist) +static void pc2_parallel_poll_response(struct gpib_board *board, int ist) { struct pc2_priv *priv = board->private_data; nec7210_parallel_poll_response(board, &priv->nec7210_priv, ist); } -static void pc2_serial_poll_response(gpib_board_t *board, uint8_t status) +static void pc2_serial_poll_response(struct gpib_board *board, u8 status) { struct pc2_priv *priv = board->private_data; nec7210_serial_poll_response(board, &priv->nec7210_priv, status); } -static uint8_t pc2_serial_poll_status(gpib_board_t *board) +static u8 pc2_serial_poll_status(struct gpib_board *board) { struct pc2_priv *priv = board->private_data; return nec7210_serial_poll_status(board, &priv->nec7210_priv); } -static unsigned int pc2_t1_delay(gpib_board_t *board, unsigned int nano_sec) +static int pc2_t1_delay(struct gpib_board *board, unsigned int nano_sec) { struct pc2_priv *priv = board->private_data; return nec7210_t1_delay(board, &priv->nec7210_priv, nano_sec); } -static void pc2_return_to_local(gpib_board_t *board) +static void pc2_return_to_local(struct gpib_board *board) { struct pc2_priv *priv = board->private_data; nec7210_return_to_local(board, &priv->nec7210_priv); } -static gpib_interface_t pc2_interface = { - .name = "pcII", - .attach = pc2_attach, - .detach = pc2_detach, - .read = pc2_read, - .write = pc2_write, - .command = pc2_command, - .take_control = pc2_take_control, - .go_to_standby = pc2_go_to_standby, - .request_system_control = pc2_request_system_control, - .interface_clear = pc2_interface_clear, - .remote_enable = pc2_remote_enable, - .enable_eos = pc2_enable_eos, - .disable_eos = pc2_disable_eos, - .parallel_poll = pc2_parallel_poll, - .parallel_poll_configure = pc2_parallel_poll_configure, - .parallel_poll_response = pc2_parallel_poll_response, - .local_parallel_poll_mode = NULL, // XXX - .line_status = NULL, - .update_status = pc2_update_status, - .primary_address = pc2_primary_address, - .secondary_address = pc2_secondary_address, - .serial_poll_response = pc2_serial_poll_response, - .serial_poll_status = pc2_serial_poll_status, - .t1_delay = pc2_t1_delay, - .return_to_local = pc2_return_to_local, -}; - -static gpib_interface_t pc2a_interface = { - .name = "pcIIa", - .attach = pc2a_attach, - .detach = pc2a_detach, - .read = pc2_read, - .write = pc2_write, - .command = pc2_command, - .take_control = pc2_take_control, - .go_to_standby = pc2_go_to_standby, - .request_system_control = pc2_request_system_control, - .interface_clear = pc2_interface_clear, - .remote_enable = pc2_remote_enable, - .enable_eos = pc2_enable_eos, - .disable_eos = pc2_disable_eos, - .parallel_poll = pc2_parallel_poll, - .parallel_poll_configure = pc2_parallel_poll_configure, - .parallel_poll_response = pc2_parallel_poll_response, - .local_parallel_poll_mode = NULL, // XXX - .line_status = NULL, - .update_status = pc2_update_status, - .primary_address = pc2_primary_address, - .secondary_address = pc2_secondary_address, - .serial_poll_response = pc2_serial_poll_response, - .serial_poll_status = pc2_serial_poll_status, - .t1_delay = pc2_t1_delay, - .return_to_local = pc2_return_to_local, -}; - -static gpib_interface_t pc2a_cb7210_interface = { - .name = "pcIIa_cb7210", - .attach = pc2a_cb7210_attach, - .detach = pc2a_detach, - .read = pc2_read, - .write = pc2_write, - .command = pc2_command, - .take_control = pc2_take_control, - .go_to_standby = pc2_go_to_standby, - .request_system_control = pc2_request_system_control, - .interface_clear = pc2_interface_clear, - .remote_enable = pc2_remote_enable, - .enable_eos = pc2_enable_eos, - .disable_eos = pc2_disable_eos, - .parallel_poll = pc2_parallel_poll, - .parallel_poll_configure = pc2_parallel_poll_configure, - .parallel_poll_response = pc2_parallel_poll_response, - .local_parallel_poll_mode = NULL, // XXX - .line_status = NULL, //XXX - .update_status = pc2_update_status, - .primary_address = pc2_primary_address, - .secondary_address = pc2_secondary_address, - .serial_poll_response = pc2_serial_poll_response, - .serial_poll_status = pc2_serial_poll_status, - .t1_delay = pc2_t1_delay, - .return_to_local = pc2_return_to_local, -}; - -static gpib_interface_t pc2_2a_interface = { - .name = "pcII_IIa", - .attach = pc2_2a_attach, - .detach = pc2_2a_detach, - .read = pc2_read, - .write = pc2_write, - .command = pc2_command, - .take_control = pc2_take_control, - .go_to_standby = pc2_go_to_standby, - .request_system_control = pc2_request_system_control, - .interface_clear = pc2_interface_clear, - .remote_enable = pc2_remote_enable, - .enable_eos = pc2_enable_eos, - .disable_eos = pc2_disable_eos, - .parallel_poll = pc2_parallel_poll, - .parallel_poll_configure = pc2_parallel_poll_configure, - .parallel_poll_response = pc2_parallel_poll_response, - .local_parallel_poll_mode = NULL, // XXX - .line_status = NULL, - .update_status = pc2_update_status, - .primary_address = pc2_primary_address, - .secondary_address = pc2_secondary_address, - .serial_poll_response = pc2_serial_poll_response, - .serial_poll_status = pc2_serial_poll_status, - .t1_delay = pc2_t1_delay, - .return_to_local = pc2_return_to_local, -}; - -static int allocate_private(gpib_board_t *board) +static int allocate_private(struct gpib_board *board) { struct pc2_priv *priv; @@ -363,13 +246,13 @@ static int allocate_private(gpib_board_t *board) return 0; } -static void free_private(gpib_board_t *board) +static void free_private(struct gpib_board *board) { kfree(board->private_data); board->private_data = NULL; } -static int pc2_generic_attach(gpib_board_t *board, const gpib_board_config_t *config, +static int pc2_generic_attach(struct gpib_board *board, const struct gpib_board_config *config, enum nec7210_chipset chipset) { struct pc2_priv *pc2_priv; @@ -385,11 +268,13 @@ static int pc2_generic_attach(gpib_board_t *board, const gpib_board_config_t *co nec_priv->type = chipset; #ifndef PC2_DMA - /* board->dev hasn't been initialized, so forget about DMA until this driver - * is adapted to use isa_register_driver. + /* + * board->dev hasn't been initialized, so forget about DMA until this driver + * is adapted to use isa_register_driver. */ if (config->ibdma) - pr_err("DMA disabled for pc2 gpib, driver needs to be adapted to use isa_register_driver to get a struct device*"); + // driver needs to be adapted to use isa_register_driver to get a struct device* + dev_err(board->gpib_dev, "DMA disabled for pc2 gpib"); #else if (config->ibdma) { nec_priv->dma_buffer_length = 0x1000; @@ -401,7 +286,7 @@ static int pc2_generic_attach(gpib_board_t *board, const gpib_board_config_t *co // request isa dma channel if (request_dma(config->ibdma, "pc2")) { - pr_err("gpib: can't request DMA %d\n", config->ibdma); + dev_err(board->gpib_dev, "can't request DMA %d\n", config->ibdma); return -1; } nec_priv->dma_channel = config->ibdma; @@ -411,7 +296,7 @@ static int pc2_generic_attach(gpib_board_t *board, const gpib_board_config_t *co return 0; } -int pc2_attach(gpib_board_t *board, const gpib_board_config_t *config) +static int pc2_attach(struct gpib_board *board, const struct gpib_board_config *config) { int isr_flags = 0; struct pc2_priv *pc2_priv; @@ -427,8 +312,8 @@ int pc2_attach(gpib_board_t *board, const gpib_board_config_t *config) nec_priv->offset = pc2_reg_offset; if (!request_region(config->ibbase, pc2_iosize, "pc2")) { - pr_err("gpib: ioports are already in use\n"); - return -1; + dev_err(board->gpib_dev, "ioports are already in use\n"); + return -EBUSY; } nec_priv->iobase = config->ibbase; @@ -437,14 +322,14 @@ int pc2_attach(gpib_board_t *board, const gpib_board_config_t *config) // install interrupt handler if (config->ibirq) { if (request_irq(config->ibirq, pc2_interrupt, isr_flags, "pc2", board)) { - pr_err("gpib: can't request IRQ %d\n", config->ibirq); - return -1; + dev_err(board->gpib_dev, "can't request IRQ %d\n", config->ibirq); + return -EBUSY; } } pc2_priv->irq = config->ibirq; /* poll so we can detect assertion of ATN */ if (gpib_request_pseudo_irq(board, pc2_interrupt)) { - pr_err("pc2_gpib: failed to allocate pseudo_irq\n"); + dev_err(board->gpib_dev, "failed to allocate pseudo_irq\n"); return -1; } /* set internal counter register for 8 MHz input clock */ @@ -455,7 +340,7 @@ int pc2_attach(gpib_board_t *board, const gpib_board_config_t *config) return 0; } -void pc2_detach(gpib_board_t *board) +static void pc2_detach(struct gpib_board *board) { struct pc2_priv *pc2_priv = board->private_data; struct nec7210_priv *nec_priv; @@ -482,7 +367,7 @@ void pc2_detach(gpib_board_t *board) free_private(board); } -static int pc2a_common_attach(gpib_board_t *board, const gpib_board_config_t *config, +static int pc2a_common_attach(struct gpib_board *board, const struct gpib_board_config *config, unsigned int num_registers, enum nec7210_chipset chipset) { unsigned int i, j; @@ -505,18 +390,19 @@ static int pc2a_common_attach(gpib_board_t *board, const gpib_board_config_t *co case 0x62e1: break; default: - pr_err("PCIIa base range invalid, must be one of 0x[0246]2e1, but is 0x%d\n", - config->ibbase); + dev_err(board->gpib_dev, "PCIIa base range invalid, must be one of 0x[0246]2e1, but is 0x%x\n", + config->ibbase); return -1; } if (config->ibirq) { if (config->ibirq < 2 || config->ibirq > 7) { - pr_err("pc2_gpib: illegal interrupt level %i\n", config->ibirq); + dev_err(board->gpib_dev, "illegal interrupt level %i\n", + config->ibirq); return -1; } } else { - pr_err("pc2_gpib: interrupt disabled, using polling mode (slow)\n"); + dev_err(board->gpib_dev, "interrupt disabled, using polling mode (slow)\n"); } #ifdef CHECK_IOPORTS unsigned int err = 0; @@ -528,36 +414,36 @@ static int pc2a_common_attach(gpib_board_t *board, const gpib_board_config_t *co if (config->ibirq && check_region(pc2a_clear_intr_iobase + config->ibirq, 1)) err++; if (err) { - pr_err("gpib: ioports are already in use"); - return -1; + dev_err(board->gpib_dev, "ioports are already in use"); + return -EBUSY; } #endif for (i = 0; i < num_registers; i++) { if (!request_region(config->ibbase + i * pc2a_reg_offset, 1, "pc2a")) { - pr_err("gpib: ioports are already in use"); + dev_err(board->gpib_dev, "ioports are already in use"); for (j = 0; j < i; j++) release_region(config->ibbase + j * pc2a_reg_offset, 1); - return -1; + return -EBUSY; } } nec_priv->iobase = config->ibbase; if (config->ibirq) { if (!request_region(pc2a_clear_intr_iobase + config->ibirq, 1, "pc2a")) { - pr_err("gpib: ioports are already in use"); + dev_err(board->gpib_dev, "ioports are already in use"); return -1; } pc2_priv->clear_intr_addr = pc2a_clear_intr_iobase + config->ibirq; if (request_irq(config->ibirq, pc2a_interrupt, 0, "pc2a", board)) { - pr_err("gpib: can't request IRQ %d\n", config->ibirq); - return -1; + dev_err(board->gpib_dev, "can't request IRQ %d\n", config->ibirq); + return -EBUSY; } } pc2_priv->irq = config->ibirq; /* poll so we can detect assertion of ATN */ if (gpib_request_pseudo_irq(board, pc2_interrupt)) { - pr_err("pc2_gpib: failed to allocate pseudo_irq\n"); + dev_err(board->gpib_dev, "failed to allocate pseudo_irq\n"); return -1; } @@ -575,22 +461,22 @@ static int pc2a_common_attach(gpib_board_t *board, const gpib_board_config_t *co return 0; } -int pc2a_attach(gpib_board_t *board, const gpib_board_config_t *config) +static int pc2a_attach(struct gpib_board *board, const struct gpib_board_config *config) { return pc2a_common_attach(board, config, pc2a_iosize, NEC7210); } -int pc2a_cb7210_attach(gpib_board_t *board, const gpib_board_config_t *config) +static int pc2a_cb7210_attach(struct gpib_board *board, const struct gpib_board_config *config) { return pc2a_common_attach(board, config, pc2a_iosize, CB7210); } -int pc2_2a_attach(gpib_board_t *board, const gpib_board_config_t *config) +static int pc2_2a_attach(struct gpib_board *board, const struct gpib_board_config *config) { return pc2a_common_attach(board, config, pc2_2a_iosize, NAT4882); } -static void pc2a_common_detach(gpib_board_t *board, unsigned int num_registers) +static void pc2a_common_detach(struct gpib_board *board, unsigned int num_registers) { int i; struct pc2_priv *pc2_priv = board->private_data; @@ -623,41 +509,153 @@ static void pc2a_common_detach(gpib_board_t *board, unsigned int num_registers) free_private(board); } -void pc2a_detach(gpib_board_t *board) +static void pc2a_detach(struct gpib_board *board) { pc2a_common_detach(board, pc2a_iosize); } -void pc2_2a_detach(gpib_board_t *board) +static void pc2_2a_detach(struct gpib_board *board) { pc2a_common_detach(board, pc2_2a_iosize); } +static struct gpib_interface pc2_interface = { + .name = "pcII", + .attach = pc2_attach, + .detach = pc2_detach, + .read = pc2_read, + .write = pc2_write, + .command = pc2_command, + .take_control = pc2_take_control, + .go_to_standby = pc2_go_to_standby, + .request_system_control = pc2_request_system_control, + .interface_clear = pc2_interface_clear, + .remote_enable = pc2_remote_enable, + .enable_eos = pc2_enable_eos, + .disable_eos = pc2_disable_eos, + .parallel_poll = pc2_parallel_poll, + .parallel_poll_configure = pc2_parallel_poll_configure, + .parallel_poll_response = pc2_parallel_poll_response, + .local_parallel_poll_mode = NULL, // XXX + .line_status = NULL, + .update_status = pc2_update_status, + .primary_address = pc2_primary_address, + .secondary_address = pc2_secondary_address, + .serial_poll_response = pc2_serial_poll_response, + .serial_poll_status = pc2_serial_poll_status, + .t1_delay = pc2_t1_delay, + .return_to_local = pc2_return_to_local, +}; + +static struct gpib_interface pc2a_interface = { + .name = "pcIIa", + .attach = pc2a_attach, + .detach = pc2a_detach, + .read = pc2_read, + .write = pc2_write, + .command = pc2_command, + .take_control = pc2_take_control, + .go_to_standby = pc2_go_to_standby, + .request_system_control = pc2_request_system_control, + .interface_clear = pc2_interface_clear, + .remote_enable = pc2_remote_enable, + .enable_eos = pc2_enable_eos, + .disable_eos = pc2_disable_eos, + .parallel_poll = pc2_parallel_poll, + .parallel_poll_configure = pc2_parallel_poll_configure, + .parallel_poll_response = pc2_parallel_poll_response, + .local_parallel_poll_mode = NULL, // XXX + .line_status = NULL, + .update_status = pc2_update_status, + .primary_address = pc2_primary_address, + .secondary_address = pc2_secondary_address, + .serial_poll_response = pc2_serial_poll_response, + .serial_poll_status = pc2_serial_poll_status, + .t1_delay = pc2_t1_delay, + .return_to_local = pc2_return_to_local, +}; + +static struct gpib_interface pc2a_cb7210_interface = { + .name = "pcIIa_cb7210", + .attach = pc2a_cb7210_attach, + .detach = pc2a_detach, + .read = pc2_read, + .write = pc2_write, + .command = pc2_command, + .take_control = pc2_take_control, + .go_to_standby = pc2_go_to_standby, + .request_system_control = pc2_request_system_control, + .interface_clear = pc2_interface_clear, + .remote_enable = pc2_remote_enable, + .enable_eos = pc2_enable_eos, + .disable_eos = pc2_disable_eos, + .parallel_poll = pc2_parallel_poll, + .parallel_poll_configure = pc2_parallel_poll_configure, + .parallel_poll_response = pc2_parallel_poll_response, + .local_parallel_poll_mode = NULL, // XXX + .line_status = NULL, //XXX + .update_status = pc2_update_status, + .primary_address = pc2_primary_address, + .secondary_address = pc2_secondary_address, + .serial_poll_response = pc2_serial_poll_response, + .serial_poll_status = pc2_serial_poll_status, + .t1_delay = pc2_t1_delay, + .return_to_local = pc2_return_to_local, +}; + +static struct gpib_interface pc2_2a_interface = { + .name = "pcII_IIa", + .attach = pc2_2a_attach, + .detach = pc2_2a_detach, + .read = pc2_read, + .write = pc2_write, + .command = pc2_command, + .take_control = pc2_take_control, + .go_to_standby = pc2_go_to_standby, + .request_system_control = pc2_request_system_control, + .interface_clear = pc2_interface_clear, + .remote_enable = pc2_remote_enable, + .enable_eos = pc2_enable_eos, + .disable_eos = pc2_disable_eos, + .parallel_poll = pc2_parallel_poll, + .parallel_poll_configure = pc2_parallel_poll_configure, + .parallel_poll_response = pc2_parallel_poll_response, + .local_parallel_poll_mode = NULL, // XXX + .line_status = NULL, + .update_status = pc2_update_status, + .primary_address = pc2_primary_address, + .secondary_address = pc2_secondary_address, + .serial_poll_response = pc2_serial_poll_response, + .serial_poll_status = pc2_serial_poll_status, + .t1_delay = pc2_t1_delay, + .return_to_local = pc2_return_to_local, +}; + static int __init pc2_init_module(void) { int ret; ret = gpib_register_driver(&pc2_interface, THIS_MODULE); if (ret) { - pr_err("pc2_gpib: gpib_register_driver failed: error = %d\n", ret); + pr_err("gpib_register_driver failed: error = %d\n", ret); return ret; } ret = gpib_register_driver(&pc2a_interface, THIS_MODULE); if (ret) { - pr_err("pc2_gpib: gpib_register_driver failed: error = %d\n", ret); + pr_err("gpib_register_driver failed: error = %d\n", ret); goto err_pc2a; } ret = gpib_register_driver(&pc2a_cb7210_interface, THIS_MODULE); if (ret) { - pr_err("pc2_gpib: gpib_register_driver failed: error = %d\n", ret); + pr_err("gpib_register_driver failed: error = %d\n", ret); goto err_cb7210; } ret = gpib_register_driver(&pc2_2a_interface, THIS_MODULE); if (ret) { - pr_err("pc2_gpib: gpib_register_driver failed: error = %d\n", ret); + pr_err("gpib_register_driver failed: error = %d\n", ret); goto err_pc2_2a; } diff --git a/drivers/staging/gpib/tms9914/tms9914.c b/drivers/staging/gpib/tms9914/tms9914.c index ec8e1d4d762f..04d57108efc7 100644 --- a/drivers/staging/gpib/tms9914/tms9914.c +++ b/drivers/staging/gpib/tms9914/tms9914.c @@ -4,6 +4,9 @@ * copyright : (C) 2001, 2002 by Frank Mori Hess ***************************************************************************/ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt +#define dev_fmt pr_fmt + #include <linux/ioport.h> #include <linux/sched.h> #include <linux/module.h> @@ -24,9 +27,9 @@ MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("GPIB library for tms9914"); -static unsigned int update_status_nolock(gpib_board_t *board, struct tms9914_priv *priv); +static unsigned int update_status_nolock(struct gpib_board *board, struct tms9914_priv *priv); -int tms9914_take_control(gpib_board_t *board, struct tms9914_priv *priv, int synchronous) +int tms9914_take_control(struct gpib_board *board, struct tms9914_priv *priv, int synchronous) { int i; const int timeout = 100; @@ -50,7 +53,8 @@ int tms9914_take_control(gpib_board_t *board, struct tms9914_priv *priv, int syn } EXPORT_SYMBOL_GPL(tms9914_take_control); -/* The agilent 82350B has a buggy implementation of tcs which interferes with the +/* + * The agilent 82350B has a buggy implementation of tcs which interferes with the * operation of tca. It appears to be based on the controller state machine * described in the TI 9900 TMS9914A data manual published in 1982. This * manual describes tcs as putting the controller into a CWAS @@ -63,7 +67,8 @@ EXPORT_SYMBOL_GPL(tms9914_take_control); * The rest of the tms9914 based drivers still use tms9914_take_control * directly (which does issue tcs). */ -int tms9914_take_control_workaround(gpib_board_t *board, struct tms9914_priv *priv, int synchronous) +int tms9914_take_control_workaround(struct gpib_board *board, + struct tms9914_priv *priv, int synchronous) { if (synchronous) return -ETIMEDOUT; @@ -71,7 +76,7 @@ int tms9914_take_control_workaround(gpib_board_t *board, struct tms9914_priv *pr } EXPORT_SYMBOL_GPL(tms9914_take_control_workaround); -int tms9914_go_to_standby(gpib_board_t *board, struct tms9914_priv *priv) +int tms9914_go_to_standby(struct gpib_board *board, struct tms9914_priv *priv) { int i; const int timeout = 1000; @@ -83,10 +88,8 @@ int tms9914_go_to_standby(gpib_board_t *board, struct tms9914_priv *priv) break; udelay(1); } - if (i == timeout) { - pr_err("error waiting for NATN\n"); + if (i == timeout) return -ETIMEDOUT; - } clear_bit(COMMAND_READY_BN, &priv->state); @@ -94,7 +97,7 @@ int tms9914_go_to_standby(gpib_board_t *board, struct tms9914_priv *priv) } EXPORT_SYMBOL_GPL(tms9914_go_to_standby); -void tms9914_interface_clear(gpib_board_t *board, struct tms9914_priv *priv, int assert) +void tms9914_interface_clear(struct gpib_board *board, struct tms9914_priv *priv, int assert) { if (assert) { write_byte(priv, AUX_SIC | AUX_CS, AUXCR); @@ -106,7 +109,7 @@ void tms9914_interface_clear(gpib_board_t *board, struct tms9914_priv *priv, int } EXPORT_SYMBOL_GPL(tms9914_interface_clear); -void tms9914_remote_enable(gpib_board_t *board, struct tms9914_priv *priv, int enable) +void tms9914_remote_enable(struct gpib_board *board, struct tms9914_priv *priv, int enable) { if (enable) write_byte(priv, AUX_SRE | AUX_CS, AUXCR); @@ -115,8 +118,8 @@ void tms9914_remote_enable(gpib_board_t *board, struct tms9914_priv *priv, int e } EXPORT_SYMBOL_GPL(tms9914_remote_enable); -void tms9914_request_system_control(gpib_board_t *board, struct tms9914_priv *priv, - int request_control) +int tms9914_request_system_control(struct gpib_board *board, struct tms9914_priv *priv, + int request_control) { if (request_control) { write_byte(priv, AUX_RQC, AUXCR); @@ -124,10 +127,11 @@ void tms9914_request_system_control(gpib_board_t *board, struct tms9914_priv *pr clear_bit(CIC_NUM, &board->status); write_byte(priv, AUX_RLC, AUXCR); } + return 0; } EXPORT_SYMBOL_GPL(tms9914_request_system_control); -unsigned int tms9914_t1_delay(gpib_board_t *board, struct tms9914_priv *priv, +unsigned int tms9914_t1_delay(struct gpib_board *board, struct tms9914_priv *priv, unsigned int nano_sec) { static const int clock_period = 200; // assuming 5Mhz input clock @@ -153,7 +157,7 @@ unsigned int tms9914_t1_delay(gpib_board_t *board, struct tms9914_priv *priv, } EXPORT_SYMBOL_GPL(tms9914_t1_delay); -void tms9914_return_to_local(const gpib_board_t *board, struct tms9914_priv *priv) +void tms9914_return_to_local(const struct gpib_board *board, struct tms9914_priv *priv) { write_byte(priv, AUX_RTL, AUXCR); } @@ -175,7 +179,7 @@ void tms9914_set_holdoff_mode(struct tms9914_priv *priv, enum tms9914_holdoff_mo write_byte(priv, AUX_HLDA | AUX_CS, AUXCR); break; default: - pr_err("%s: bug! bad holdoff mode %i\n", __func__, mode); + pr_err("bug! bad holdoff mode %i\n", mode); break; } priv->holdoff_mode = mode; @@ -191,7 +195,7 @@ void tms9914_release_holdoff(struct tms9914_priv *priv) } EXPORT_SYMBOL_GPL(tms9914_release_holdoff); -int tms9914_enable_eos(gpib_board_t *board, struct tms9914_priv *priv, uint8_t eos_byte, +int tms9914_enable_eos(struct gpib_board *board, struct tms9914_priv *priv, u8 eos_byte, int compare_8_bits) { priv->eos = eos_byte; @@ -202,13 +206,13 @@ int tms9914_enable_eos(gpib_board_t *board, struct tms9914_priv *priv, uint8_t e } EXPORT_SYMBOL(tms9914_enable_eos); -void tms9914_disable_eos(gpib_board_t *board, struct tms9914_priv *priv) +void tms9914_disable_eos(struct gpib_board *board, struct tms9914_priv *priv) { priv->eos_flags &= ~REOS; } EXPORT_SYMBOL(tms9914_disable_eos); -int tms9914_parallel_poll(gpib_board_t *board, struct tms9914_priv *priv, uint8_t *result) +int tms9914_parallel_poll(struct gpib_board *board, struct tms9914_priv *priv, u8 *result) { // execute parallel poll write_byte(priv, AUX_CS | AUX_RPP, AUXCR); @@ -233,8 +237,8 @@ static void set_ppoll_reg(struct tms9914_priv *priv, int enable, } } -void tms9914_parallel_poll_configure(gpib_board_t *board, - struct tms9914_priv *priv, uint8_t config) +void tms9914_parallel_poll_configure(struct gpib_board *board, + struct tms9914_priv *priv, u8 config) { priv->ppoll_enable = (config & PPC_DISABLE) == 0; priv->ppoll_line = (config & PPC_DIO_MASK) + 1; @@ -243,14 +247,15 @@ void tms9914_parallel_poll_configure(gpib_board_t *board, } EXPORT_SYMBOL(tms9914_parallel_poll_configure); -void tms9914_parallel_poll_response(gpib_board_t *board, +void tms9914_parallel_poll_response(struct gpib_board *board, struct tms9914_priv *priv, int ist) { set_ppoll_reg(priv, priv->ppoll_enable, priv->ppoll_line, priv->ppoll_sense, ist); } EXPORT_SYMBOL(tms9914_parallel_poll_response); -void tms9914_serial_poll_response(gpib_board_t *board, struct tms9914_priv *priv, uint8_t status) +void tms9914_serial_poll_response(struct gpib_board *board, + struct tms9914_priv *priv, u8 status) { unsigned long flags; @@ -265,7 +270,7 @@ void tms9914_serial_poll_response(gpib_board_t *board, struct tms9914_priv *priv } EXPORT_SYMBOL(tms9914_serial_poll_response); -uint8_t tms9914_serial_poll_status(gpib_board_t *board, struct tms9914_priv *priv) +u8 tms9914_serial_poll_status(struct gpib_board *board, struct tms9914_priv *priv) { u8 status; unsigned long flags; @@ -278,7 +283,8 @@ uint8_t tms9914_serial_poll_status(gpib_board_t *board, struct tms9914_priv *pri } EXPORT_SYMBOL(tms9914_serial_poll_status); -int tms9914_primary_address(gpib_board_t *board, struct tms9914_priv *priv, unsigned int address) +int tms9914_primary_address(struct gpib_board *board, + struct tms9914_priv *priv, unsigned int address) { // put primary address in address0 write_byte(priv, address & ADDRESS_MASK, ADR); @@ -286,7 +292,7 @@ int tms9914_primary_address(gpib_board_t *board, struct tms9914_priv *priv, unsi } EXPORT_SYMBOL(tms9914_primary_address); -int tms9914_secondary_address(gpib_board_t *board, struct tms9914_priv *priv, +int tms9914_secondary_address(struct gpib_board *board, struct tms9914_priv *priv, unsigned int address, int enable) { if (enable) @@ -299,7 +305,7 @@ int tms9914_secondary_address(gpib_board_t *board, struct tms9914_priv *priv, } EXPORT_SYMBOL(tms9914_secondary_address); -unsigned int tms9914_update_status(gpib_board_t *board, struct tms9914_priv *priv, +unsigned int tms9914_update_status(struct gpib_board *board, struct tms9914_priv *priv, unsigned int clear_mask) { unsigned long flags; @@ -320,7 +326,8 @@ static void update_talker_state(struct tms9914_priv *priv, unsigned int address_ if (address_status_bits & HR_ATN) priv->talker_state = talker_addressed; else - /* this could also be serial_poll_active, but the tms9914 provides no + /* + * this could also be serial_poll_active, but the tms9914 provides no * way to distinguish, so we'll assume talker_active */ priv->talker_state = talker_active; @@ -341,7 +348,7 @@ static void update_listener_state(struct tms9914_priv *priv, unsigned int addres } } -static unsigned int update_status_nolock(gpib_board_t *board, struct tms9914_priv *priv) +static unsigned int update_status_nolock(struct gpib_board *board, struct tms9914_priv *priv) { int address_status; int bsr_bits; @@ -387,35 +394,35 @@ static unsigned int update_status_nolock(gpib_board_t *board, struct tms9914_pri return board->status; } -int tms9914_line_status(const gpib_board_t *board, struct tms9914_priv *priv) +int tms9914_line_status(const struct gpib_board *board, struct tms9914_priv *priv) { int bsr_bits; - int status = ValidALL; + int status = VALID_ALL; bsr_bits = read_byte(priv, BSR); if (bsr_bits & BSR_REN_BIT) - status |= BusREN; + status |= BUS_REN; if (bsr_bits & BSR_IFC_BIT) - status |= BusIFC; + status |= BUS_IFC; if (bsr_bits & BSR_SRQ_BIT) - status |= BusSRQ; + status |= BUS_SRQ; if (bsr_bits & BSR_EOI_BIT) - status |= BusEOI; + status |= BUS_EOI; if (bsr_bits & BSR_NRFD_BIT) - status |= BusNRFD; + status |= BUS_NRFD; if (bsr_bits & BSR_NDAC_BIT) - status |= BusNDAC; + status |= BUS_NDAC; if (bsr_bits & BSR_DAV_BIT) - status |= BusDAV; + status |= BUS_DAV; if (bsr_bits & BSR_ATN_BIT) - status |= BusATN; + status |= BUS_ATN; return status; } EXPORT_SYMBOL(tms9914_line_status); -static int check_for_eos(struct tms9914_priv *priv, uint8_t byte) +static int check_for_eos(struct tms9914_priv *priv, u8 byte) { static const u8 seven_bit_compare_mask = 0x7f; @@ -432,15 +439,14 @@ static int check_for_eos(struct tms9914_priv *priv, uint8_t byte) return 0; } -static int wait_for_read_byte(gpib_board_t *board, struct tms9914_priv *priv) +static int wait_for_read_byte(struct gpib_board *board, struct tms9914_priv *priv) { if (wait_event_interruptible(board->wait, test_bit(READ_READY_BN, &priv->state) || test_bit(DEV_CLEAR_BN, &priv->state) || - test_bit(TIMO_NUM, &board->status))) { - pr_debug("gpib: pio read wait interrupted\n"); + test_bit(TIMO_NUM, &board->status))) return -ERESTARTSYS; - } + if (test_bit(TIMO_NUM, &board->status)) return -ETIMEDOUT; @@ -449,7 +455,8 @@ static int wait_for_read_byte(gpib_board_t *board, struct tms9914_priv *priv) return 0; } -static inline uint8_t tms9914_read_data_in(gpib_board_t *board, struct tms9914_priv *priv, int *end) +static inline u8 tms9914_read_data_in(struct gpib_board *board, + struct tms9914_priv *priv, int *end) { unsigned long flags; u8 data; @@ -472,7 +479,7 @@ static inline uint8_t tms9914_read_data_in(gpib_board_t *board, struct tms9914_p case TMS9914_HOLDOFF_NONE: break; default: - pr_err("%s: bug! bad holdoff mode %i\n", __func__, priv->holdoff_mode); + dev_err(board->gpib_dev, "bug! bad holdoff mode %i\n", priv->holdoff_mode); break; } spin_unlock_irqrestore(&board->spinlock, flags); @@ -480,7 +487,7 @@ static inline uint8_t tms9914_read_data_in(gpib_board_t *board, struct tms9914_p return data; } -static int pio_read(gpib_board_t *board, struct tms9914_priv *priv, uint8_t *buffer, +static int pio_read(struct gpib_board *board, struct tms9914_priv *priv, u8 *buffer, size_t length, int *end, size_t *bytes_read) { ssize_t retval = 0; @@ -501,7 +508,7 @@ static int pio_read(gpib_board_t *board, struct tms9914_priv *priv, uint8_t *buf return retval; } -int tms9914_read(gpib_board_t *board, struct tms9914_priv *priv, uint8_t *buffer, +int tms9914_read(struct gpib_board *board, struct tms9914_priv *priv, u8 *buffer, size_t length, int *end, size_t *bytes_read) { ssize_t retval = 0; @@ -541,17 +548,16 @@ int tms9914_read(gpib_board_t *board, struct tms9914_priv *priv, uint8_t *buffer } EXPORT_SYMBOL(tms9914_read); -static int pio_write_wait(gpib_board_t *board, struct tms9914_priv *priv) +static int pio_write_wait(struct gpib_board *board, struct tms9914_priv *priv) { // wait until next byte is ready to be sent if (wait_event_interruptible(board->wait, test_bit(WRITE_READY_BN, &priv->state) || test_bit(BUS_ERROR_BN, &priv->state) || test_bit(DEV_CLEAR_BN, &priv->state) || - test_bit(TIMO_NUM, &board->status))) { - dev_dbg(board->gpib_dev, "gpib write interrupted!\n"); + test_bit(TIMO_NUM, &board->status))) return -ERESTARTSYS; - } + if (test_bit(TIMO_NUM, &board->status)) return -ETIMEDOUT; if (test_bit(BUS_ERROR_BN, &priv->state)) @@ -562,7 +568,7 @@ static int pio_write_wait(gpib_board_t *board, struct tms9914_priv *priv) return 0; } -static int pio_write(gpib_board_t *board, struct tms9914_priv *priv, uint8_t *buffer, +static int pio_write(struct gpib_board *board, struct tms9914_priv *priv, u8 *buffer, size_t length, size_t *bytes_written) { ssize_t retval = 0; @@ -586,8 +592,8 @@ static int pio_write(gpib_board_t *board, struct tms9914_priv *priv, uint8_t *bu return length; } -int tms9914_write(gpib_board_t *board, struct tms9914_priv *priv, uint8_t *buffer, size_t length, - int send_eoi, size_t *bytes_written) +int tms9914_write(struct gpib_board *board, struct tms9914_priv *priv, + u8 *buffer, size_t length, int send_eoi, size_t *bytes_written) { ssize_t retval = 0; @@ -621,7 +627,8 @@ int tms9914_write(gpib_board_t *board, struct tms9914_priv *priv, uint8_t *buffe } EXPORT_SYMBOL(tms9914_write); -static void check_my_address_state(gpib_board_t *board, struct tms9914_priv *priv, int cmd_byte) +static void check_my_address_state(struct gpib_board *board, + struct tms9914_priv *priv, int cmd_byte) { if (cmd_byte == MLA(board->pad)) { priv->primary_listen_addressed = 1; @@ -656,7 +663,7 @@ static void check_my_address_state(gpib_board_t *board, struct tms9914_priv *pri } } -int tms9914_command(gpib_board_t *board, struct tms9914_priv *priv, uint8_t *buffer, +int tms9914_command(struct gpib_board *board, struct tms9914_priv *priv, u8 *buffer, size_t length, size_t *bytes_written) { int retval = 0; @@ -667,10 +674,8 @@ int tms9914_command(gpib_board_t *board, struct tms9914_priv *priv, uint8_t *bu if (wait_event_interruptible(board->wait, test_bit(COMMAND_READY_BN, &priv->state) || - test_bit(TIMO_NUM, &board->status))) { - pr_debug("gpib command wait interrupted\n"); + test_bit(TIMO_NUM, &board->status))) break; - } if (test_bit(TIMO_NUM, &board->status)) break; @@ -695,7 +700,7 @@ int tms9914_command(gpib_board_t *board, struct tms9914_priv *priv, uint8_t *bu } EXPORT_SYMBOL(tms9914_command); -irqreturn_t tms9914_interrupt(gpib_board_t *board, struct tms9914_priv *priv) +irqreturn_t tms9914_interrupt(struct gpib_board *board, struct tms9914_priv *priv) { int status0, status1; @@ -706,7 +711,7 @@ irqreturn_t tms9914_interrupt(gpib_board_t *board, struct tms9914_priv *priv) } EXPORT_SYMBOL(tms9914_interrupt); -irqreturn_t tms9914_interrupt_have_status(gpib_board_t *board, struct tms9914_priv *priv, +irqreturn_t tms9914_interrupt_have_status(struct gpib_board *board, struct tms9914_priv *priv, int status0, int status1) { // record reception of END @@ -739,9 +744,10 @@ irqreturn_t tms9914_interrupt_have_status(gpib_board_t *board, struct tms9914_pr unsigned short command_byte = read_byte(priv, CPTR) & gpib_command_mask; switch (command_byte) { - case PPConfig: + case PP_CONFIG: priv->ppoll_configure_state = 1; - /* AUX_PTS generates another UNC interrupt on the next command byte + /* + * AUX_PTS generates another UNC interrupt on the next command byte * if it is in the secondary address group (such as PPE and PPD). */ write_byte(priv, AUX_PTS, AUXCR); @@ -761,15 +767,13 @@ irqreturn_t tms9914_interrupt_have_status(gpib_board_t *board, struct tms9914_pr write_byte(priv, AUX_INVAL, AUXCR); } } else { - // printk("tms9914: unrecognized gpib command pass thru 0x%x\n", - // command_byte); // clear dac holdoff write_byte(priv, AUX_INVAL, AUXCR); } break; } - if (in_primary_command_group(command_byte) && command_byte != PPConfig) + if (in_primary_command_group(command_byte) && command_byte != PP_CONFIG) priv->ppoll_configure_state = 0; } @@ -779,18 +783,18 @@ irqreturn_t tms9914_interrupt_have_status(gpib_board_t *board, struct tms9914_pr } if (status1 & HR_IFC) { - push_gpib_event(board, EventIFC); + push_gpib_event(board, EVENT_IFC); clear_bit(CIC_NUM, &board->status); } if (status1 & HR_GET) { - push_gpib_event(board, EventDevTrg); + push_gpib_event(board, EVENT_DEV_TRG); // clear dac holdoff write_byte(priv, AUX_VAL, AUXCR); } if (status1 & HR_DCAS) { - push_gpib_event(board, EventDevClr); + push_gpib_event(board, EVENT_DEV_CLR); // clear dac holdoff write_byte(priv, AUX_VAL, AUXCR); set_bit(DEV_CLEAR_BN, &priv->state); @@ -799,7 +803,7 @@ irqreturn_t tms9914_interrupt_have_status(gpib_board_t *board, struct tms9914_pr // check for being addressed with secondary addressing if (status1 & HR_APT) { if (board->sad < 0) - pr_err("tms9914: bug, APT interrupt without secondary addressing?\n"); + dev_err(board->gpib_dev, "bug, APT interrupt without secondary addressing?\n"); if ((read_byte(priv, CPTR) & gpib_command_mask) == MSA(board->sad)) write_byte(priv, AUX_VAL, AUXCR); else @@ -807,8 +811,8 @@ irqreturn_t tms9914_interrupt_have_status(gpib_board_t *board, struct tms9914_pr } if ((status0 & priv->imr0_bits) || (status1 & priv->imr1_bits)) { -// dev_dbg(board->gpib_dev, "isr0 0x%x, imr0 0x%x, isr1 0x%x, imr1 0x%x\n", -// status0, priv->imr0_bits, status1, priv->imr1_bits); + dev_dbg(board->gpib_dev, "isr0 0x%x, imr0 0x%x, isr1 0x%x, imr1 0x%x\n", + status0, priv->imr0_bits, status1, priv->imr1_bits); update_status_nolock(board, priv); wake_up_interruptible(&board->wait); } @@ -842,7 +846,7 @@ void tms9914_board_reset(struct tms9914_priv *priv) } EXPORT_SYMBOL_GPL(tms9914_board_reset); -void tms9914_online(gpib_board_t *board, struct tms9914_priv *priv) +void tms9914_online(struct gpib_board *board, struct tms9914_priv *priv) { /* set GPIB address */ tms9914_primary_address(board, priv, board->pad); @@ -864,14 +868,14 @@ EXPORT_SYMBOL_GPL(tms9914_online); #ifdef CONFIG_HAS_IOPORT // wrapper for inb -uint8_t tms9914_ioport_read_byte(struct tms9914_priv *priv, unsigned int register_num) +u8 tms9914_ioport_read_byte(struct tms9914_priv *priv, unsigned int register_num) { return inb(priv->iobase + register_num * priv->offset); } EXPORT_SYMBOL_GPL(tms9914_ioport_read_byte); // wrapper for outb -void tms9914_ioport_write_byte(struct tms9914_priv *priv, uint8_t data, unsigned int register_num) +void tms9914_ioport_write_byte(struct tms9914_priv *priv, u8 data, unsigned int register_num) { outb(data, priv->iobase + register_num * priv->offset); if (register_num == AUXCR) @@ -881,14 +885,14 @@ EXPORT_SYMBOL_GPL(tms9914_ioport_write_byte); #endif // wrapper for readb -uint8_t tms9914_iomem_read_byte(struct tms9914_priv *priv, unsigned int register_num) +u8 tms9914_iomem_read_byte(struct tms9914_priv *priv, unsigned int register_num) { return readb(priv->mmiobase + register_num * priv->offset); } EXPORT_SYMBOL_GPL(tms9914_iomem_read_byte); // wrapper for writeb -void tms9914_iomem_write_byte(struct tms9914_priv *priv, uint8_t data, unsigned int register_num) +void tms9914_iomem_write_byte(struct tms9914_priv *priv, u8 data, unsigned int register_num) { writeb(data, priv->mmiobase + register_num * priv->offset); if (register_num == AUXCR) diff --git a/drivers/staging/gpib/tnt4882/Makefile b/drivers/staging/gpib/tnt4882/Makefile index a3c3fb96d5ed..fa1687ad0d1b 100644 --- a/drivers/staging/gpib/tnt4882/Makefile +++ b/drivers/staging/gpib/tnt4882/Makefile @@ -1,4 +1,3 @@ -ccflags-$(CONFIG_GPIB_PCMCIA) := -DGPIB_PCMCIA obj-$(CONFIG_GPIB_NI_PCI_ISA) += tnt4882.o tnt4882-objs := tnt4882_gpib.o mite.o diff --git a/drivers/staging/gpib/tnt4882/mite.c b/drivers/staging/gpib/tnt4882/mite.c index ea64dde46bcb..847b96f411bd 100644 --- a/drivers/staging/gpib/tnt4882/mite.c +++ b/drivers/staging/gpib/tnt4882/mite.c @@ -88,7 +88,6 @@ int mite_setup(struct mite_struct *mite) pr_err("mite: failed to remap mite io memory address.\n"); return -ENOMEM; } - pr_info("mite: 0x%08lx mapped to %p\n", mite->mite_phys_addr, mite->mite_io_addr); addr = pci_resource_start(mite->pcidev, 1); mite->daq_phys_addr = addr; mite->daq_io_addr = ioremap(mite->daq_phys_addr, pci_resource_len(mite->pcidev, 1)); @@ -96,7 +95,6 @@ int mite_setup(struct mite_struct *mite) pr_err("mite: failed to remap daq io memory address.\n"); return -ENOMEM; } - pr_info("mite: daq: 0x%08lx mapped to %p\n", mite->daq_phys_addr, mite->daq_io_addr); writel(mite->daq_phys_addr | WENAB, mite->mite_io_addr + MITE_IODWBSR); mite->used = 1; return 0; @@ -133,18 +131,3 @@ void mite_unsetup(struct mite_struct *mite) } mite->used = 0; } - -void mite_list_devices(void) -{ - struct mite_struct *mite, *next; - - pr_info("Available NI PCI device IDs:"); - if (mite_devices) - for (mite = mite_devices; mite; mite = next) { - next = mite->next; - pr_info(" 0x%04x", mite_device_id(mite)); - if (mite->used) - pr_info("(used)"); - } - pr_info("\n"); -} diff --git a/drivers/staging/gpib/tnt4882/tnt4882_gpib.c b/drivers/staging/gpib/tnt4882/tnt4882_gpib.c index b39ab2abe495..a17b69e34986 100644 --- a/drivers/staging/gpib/tnt4882/tnt4882_gpib.c +++ b/drivers/staging/gpib/tnt4882/tnt4882_gpib.c @@ -5,6 +5,10 @@ * copyright : (C) 2001, 2002 by Frank Mori Hess ***************************************************************************/ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt +#define dev_fmt pr_fmt +#define DRV_NAME KBUILD_MODNAME + #include <linux/ioport.h> #include <linux/sched.h> #include <linux/module.h> @@ -47,49 +51,7 @@ struct tnt4882_priv { unsigned short auxg_bits; // bits written to auxiliary register G }; -// interface functions -static int tnt4882_read(gpib_board_t *board, uint8_t *buffer, size_t length, - int *end, size_t *bytes_read); -static int tnt4882_accel_read(gpib_board_t *board, uint8_t *buffer, size_t length, - int *end, size_t *bytes_read); -static int tnt4882_write(gpib_board_t *board, uint8_t *buffer, size_t length, - int send_eoi, size_t *bytes_written); -static int tnt4882_accel_write(gpib_board_t *board, uint8_t *buffer, size_t length, - int send_eoi, size_t *bytes_written); -static int tnt4882_command(gpib_board_t *board, uint8_t *buffer, size_t length, - size_t *bytes_written); -static int tnt4882_command_unaccel(gpib_board_t *board, uint8_t *buffer, - size_t length, size_t *bytes_written); -static int tnt4882_take_control(gpib_board_t *board, int synchronous); -static int tnt4882_go_to_standby(gpib_board_t *board); -static void tnt4882_request_system_control(gpib_board_t *board, int request_control); -static void tnt4882_interface_clear(gpib_board_t *board, int assert); -static void tnt4882_remote_enable(gpib_board_t *board, int enable); -static int tnt4882_enable_eos(gpib_board_t *board, uint8_t eos_byte, int - compare_8_bits); -static void tnt4882_disable_eos(gpib_board_t *board); -static unsigned int tnt4882_update_status(gpib_board_t *board, unsigned int clear_mask); -static int tnt4882_primary_address(gpib_board_t *board, unsigned int address); -static int tnt4882_secondary_address(gpib_board_t *board, unsigned int address, - int enable); -static int tnt4882_parallel_poll(gpib_board_t *board, uint8_t *result); -static void tnt4882_parallel_poll_configure(gpib_board_t *board, uint8_t config); -static void tnt4882_parallel_poll_response(gpib_board_t *board, int ist); -static void tnt4882_serial_poll_response(gpib_board_t *board, uint8_t status); -static uint8_t tnt4882_serial_poll_status(gpib_board_t *board); -static int tnt4882_line_status(const gpib_board_t *board); -static unsigned int tnt4882_t1_delay(gpib_board_t *board, unsigned int nano_sec); -static void tnt4882_return_to_local(gpib_board_t *board); - -// interrupt service routines -static irqreturn_t tnt4882_internal_interrupt(gpib_board_t *board); -static irqreturn_t tnt4882_interrupt(int irq, void *arg); - -// utility functions -static int tnt4882_allocate_private(gpib_board_t *board); -static void tnt4882_free_private(gpib_board_t *board); -static void tnt4882_init(struct tnt4882_priv *tnt_priv, const gpib_board_t *board); -static void tnt4882_board_reset(struct tnt4882_priv *tnt_priv, gpib_board_t *board); +static irqreturn_t tnt4882_internal_interrupt(struct gpib_board *board); // register offset for nec7210 compatible registers static const int atgpib_reg_offset = 2; @@ -139,7 +101,6 @@ static inline unsigned short tnt_readb(struct tnt4882_priv *priv, unsigned long retval = 0; break; default: - pr_err("tnt4882: bug! unsupported ni_chipset\n"); retval = 0; break; } @@ -174,7 +135,6 @@ static inline void tnt_writeb(struct tnt4882_priv *priv, unsigned short value, u case NEC7210: break; default: - pr_err("tnt4882: bug! unsupported ni_chipset\n"); break; } break; @@ -188,9 +148,9 @@ static inline void tnt_writeb(struct tnt4882_priv *priv, unsigned short value, u MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("GPIB driver for National Instruments boards using tnt4882 or compatible chips"); -int tnt4882_line_status(const gpib_board_t *board) +static int tnt4882_line_status(const struct gpib_board *board) { - int status = ValidALL; + int status = VALID_ALL; int bcsr_bits; struct tnt4882_priv *tnt_priv; @@ -199,26 +159,26 @@ int tnt4882_line_status(const gpib_board_t *board) bcsr_bits = tnt_readb(tnt_priv, BSR); if (bcsr_bits & BCSR_REN_BIT) - status |= BusREN; + status |= BUS_REN; if (bcsr_bits & BCSR_IFC_BIT) - status |= BusIFC; + status |= BUS_IFC; if (bcsr_bits & BCSR_SRQ_BIT) - status |= BusSRQ; + status |= BUS_SRQ; if (bcsr_bits & BCSR_EOI_BIT) - status |= BusEOI; + status |= BUS_EOI; if (bcsr_bits & BCSR_NRFD_BIT) - status |= BusNRFD; + status |= BUS_NRFD; if (bcsr_bits & BCSR_NDAC_BIT) - status |= BusNDAC; + status |= BUS_NDAC; if (bcsr_bits & BCSR_DAV_BIT) - status |= BusDAV; + status |= BUS_DAV; if (bcsr_bits & BCSR_ATN_BIT) - status |= BusATN; + status |= BUS_ATN; return status; } -unsigned int tnt4882_t1_delay(gpib_board_t *board, unsigned int nano_sec) +static int tnt4882_t1_delay(struct gpib_board *board, unsigned int nano_sec) { struct tnt4882_priv *tnt_priv = board->private_data; struct nec7210_priv *nec_priv = &tnt_priv->nec7210_priv; @@ -276,7 +236,7 @@ static int fifo_xfer_done(struct tnt4882_priv *tnt_priv) return retval; } -static int drain_fifo_words(struct tnt4882_priv *tnt_priv, uint8_t *buffer, int num_bytes) +static int drain_fifo_words(struct tnt4882_priv *tnt_priv, u8 *buffer, int num_bytes) { int count = 0; struct nec7210_priv *nec_priv = &tnt_priv->nec7210_priv; @@ -291,14 +251,15 @@ static int drain_fifo_words(struct tnt4882_priv *tnt_priv, uint8_t *buffer, int return count; } -static void tnt4882_release_holdoff(gpib_board_t *board, struct tnt4882_priv *tnt_priv) +static void tnt4882_release_holdoff(struct gpib_board *board, struct tnt4882_priv *tnt_priv) { struct nec7210_priv *nec_priv = &tnt_priv->nec7210_priv; unsigned short sasr_bits; sasr_bits = tnt_readb(tnt_priv, SASR); - /*tnt4882 not in one-chip mode won't always release holdoff unless we + /* + * tnt4882 not in one-chip mode won't always release holdoff unless we * are in the right mode when release handshake command is given */ if (sasr_bits & AEHS_BIT) /* holding off due to holdoff on end mode*/ { @@ -314,8 +275,8 @@ static void tnt4882_release_holdoff(gpib_board_t *board, struct tnt4882_priv *tn } } -int tnt4882_accel_read(gpib_board_t *board, uint8_t *buffer, size_t length, int *end, - size_t *bytes_read) +static int tnt4882_accel_read(struct gpib_board *board, u8 *buffer, size_t length, int *end, + size_t *bytes_read) { size_t count = 0; ssize_t retval = 0; @@ -368,22 +329,18 @@ int tnt4882_accel_read(gpib_board_t *board, uint8_t *buffer, size_t length, int test_bit(DEV_CLEAR_BN, &nec_priv->state) || test_bit(ADR_CHANGE_BN, &nec_priv->state) || test_bit(TIMO_NUM, &board->status))) { - pr_err("tnt4882: read interrupted\n"); retval = -ERESTARTSYS; break; } if (test_bit(TIMO_NUM, &board->status)) { - //pr_info("tnt4882: minor %i read timed out\n", board->minor); retval = -ETIMEDOUT; break; } if (test_bit(DEV_CLEAR_BN, &nec_priv->state)) { - pr_err("tnt4882: device clear interrupted read\n"); retval = -EINTR; break; } if (test_bit(ADR_CHANGE_BN, &nec_priv->state)) { - pr_err("tnt4882: address change interrupted read\n"); retval = -EINTR; break; } @@ -410,20 +367,14 @@ int tnt4882_accel_read(gpib_board_t *board, uint8_t *buffer, size_t length, int test_bit(DEV_CLEAR_BN, &nec_priv->state) || test_bit(ADR_CHANGE_BN, &nec_priv->state) || test_bit(TIMO_NUM, &board->status))) { - pr_err("tnt4882: read interrupted\n"); retval = -ERESTARTSYS; } if (test_bit(TIMO_NUM, &board->status)) - //pr_info("tnt4882: read timed out\n"); retval = -ETIMEDOUT; - if (test_bit(DEV_CLEAR_BN, &nec_priv->state)) { - pr_err("tnt4882: device clear interrupted read\n"); + if (test_bit(DEV_CLEAR_BN, &nec_priv->state)) retval = -EINTR; - } - if (test_bit(ADR_CHANGE_BN, &nec_priv->state)) { - pr_err("tnt4882: address change interrupted read\n"); + if (test_bit(ADR_CHANGE_BN, &nec_priv->state)) retval = -EINTR; - } count += drain_fifo_words(tnt_priv, &buffer[count], length - count); if (fifo_byte_available(tnt_priv) && count < length) buffer[count++] = tnt_readb(tnt_priv, FIFOB); @@ -434,7 +385,8 @@ int tnt4882_accel_read(gpib_board_t *board, uint8_t *buffer, size_t length, int nec7210_set_reg_bits(nec_priv, IMR1, HR_ENDIE, 0); nec7210_set_reg_bits(nec_priv, IMR2, HR_DMAI, 0); - /* force handling of any pending interrupts (seems to be needed + /* + * force handling of any pending interrupts (seems to be needed * to keep interrupts from getting hosed, plus for syncing * with RECEIVED_END below) */ @@ -476,7 +428,7 @@ static unsigned int tnt_transfer_count(struct tnt4882_priv *tnt_priv) return -count; }; -static int write_wait(gpib_board_t *board, struct tnt4882_priv *tnt_priv, +static int write_wait(struct gpib_board *board, struct tnt4882_priv *tnt_priv, int wait_for_done, int send_commands) { struct nec7210_priv *nec_priv = &tnt_priv->nec7210_priv; @@ -486,26 +438,19 @@ static int write_wait(gpib_board_t *board, struct tnt4882_priv *tnt_priv, fifo_xfer_done(tnt_priv) || test_bit(BUS_ERROR_BN, &nec_priv->state) || test_bit(DEV_CLEAR_BN, &nec_priv->state) || - test_bit(TIMO_NUM, &board->status))) { - dev_dbg(board->gpib_dev, "gpib write interrupted\n"); + test_bit(TIMO_NUM, &board->status))) return -ERESTARTSYS; - } - if (test_bit(TIMO_NUM, &board->status)) { - pr_info("tnt4882: write timed out\n"); + + if (test_bit(TIMO_NUM, &board->status)) return -ETIMEDOUT; - } - if (test_and_clear_bit(BUS_ERROR_BN, &nec_priv->state)) { - pr_err("tnt4882: write bus error\n"); + if (test_and_clear_bit(BUS_ERROR_BN, &nec_priv->state)) return (send_commands) ? -ENOTCONN : -ECOMM; - } - if (test_bit(DEV_CLEAR_BN, &nec_priv->state)) { - pr_err("tnt4882: device clear interrupted write\n"); + if (test_bit(DEV_CLEAR_BN, &nec_priv->state)) return -EINTR; - } return 0; } -static int generic_write(gpib_board_t *board, uint8_t *buffer, size_t length, +static int generic_write(struct gpib_board *board, u8 *buffer, size_t length, int send_eoi, int send_commands, size_t *bytes_written) { size_t count = 0; @@ -588,7 +533,8 @@ static int generic_write(gpib_board_t *board, uint8_t *buffer, size_t length, nec7210_set_reg_bits(nec_priv, IMR1, HR_ERR, 0x0); nec7210_set_reg_bits(nec_priv, IMR2, HR_DMAO, 0x0); - /* force handling of any interrupts that happened + /* + * force handling of any interrupts that happened * while they were masked (this appears to be needed) */ tnt4882_internal_interrupt(board); @@ -596,18 +542,19 @@ static int generic_write(gpib_board_t *board, uint8_t *buffer, size_t length, return retval; } -int tnt4882_accel_write(gpib_board_t *board, uint8_t *buffer, size_t length, int send_eoi, - size_t *bytes_written) +static int tnt4882_accel_write(struct gpib_board *board, u8 *buffer, + size_t length, int send_eoi, size_t *bytes_written) { return generic_write(board, buffer, length, send_eoi, 0, bytes_written); } -int tnt4882_command(gpib_board_t *board, uint8_t *buffer, size_t length, size_t *bytes_written) +static int tnt4882_command(struct gpib_board *board, u8 *buffer, size_t length, + size_t *bytes_written) { return generic_write(board, buffer, length, 0, 1, bytes_written); } -irqreturn_t tnt4882_internal_interrupt(gpib_board_t *board) +static irqreturn_t tnt4882_internal_interrupt(struct gpib_board *board) { struct tnt4882_priv *priv = board->private_data; int isr0_bits, isr3_bits, imr3_bits; @@ -622,7 +569,7 @@ irqreturn_t tnt4882_internal_interrupt(gpib_board_t *board) imr3_bits = priv->imr3_bits; if (isr0_bits & TNT_IFCI_BIT) - push_gpib_event(board, EventIFC); + push_gpib_event(board, EVENT_IFC); //XXX don't need this wakeup, one below should do? // wake_up_interruptible(&board->wait); @@ -633,7 +580,7 @@ irqreturn_t tnt4882_internal_interrupt(gpib_board_t *board) if (isr3_bits & HR_DONE) priv->imr3_bits &= ~HR_DONE; if (isr3_bits & (HR_INTR | HR_TLCI)) { - dev_dbg(board->gpib_dev, "tnt4882: minor %i isr0 0x%x imr0 0x%x isr3 0x%x imr3 0x%x\n", + dev_dbg(board->gpib_dev, "minor %i isr0 0x%x imr0 0x%x isr3 0x%x imr3 0x%x\n", board->minor, isr0_bits, priv->imr0_bits, isr3_bits, imr3_bits); tnt_writeb(priv, priv->imr3_bits, IMR3); wake_up_interruptible(&board->wait); @@ -642,28 +589,14 @@ irqreturn_t tnt4882_internal_interrupt(gpib_board_t *board) return IRQ_HANDLED; } -irqreturn_t tnt4882_interrupt(int irq, void *arg) +static irqreturn_t tnt4882_interrupt(int irq, void *arg) { return tnt4882_internal_interrupt(arg); } -static int ni_tnt_isa_attach(gpib_board_t *board, const gpib_board_config_t *config); -static int ni_nat4882_isa_attach(gpib_board_t *board, const gpib_board_config_t *config); -static int ni_nec_isa_attach(gpib_board_t *board, const gpib_board_config_t *config); -static int ni_pci_attach(gpib_board_t *board, const gpib_board_config_t *config); - -static void ni_isa_detach(gpib_board_t *board); -static void ni_pci_detach(gpib_board_t *board); - -#ifdef GPIB_PCMCIA -static int ni_pcmcia_attach(gpib_board_t *board, const gpib_board_config_t *config); -static void ni_pcmcia_detach(gpib_board_t *board); -static int init_ni_gpib_cs(void); -static void __exit exit_ni_gpib_cs(void); -#endif - // wrappers for interface functions -int tnt4882_read(gpib_board_t *board, uint8_t *buffer, size_t length, int *end, size_t *bytes_read) +static int tnt4882_read(struct gpib_board *board, u8 *buffer, size_t length, int *end, + size_t *bytes_read) { struct tnt4882_priv *priv = board->private_data; struct nec7210_priv *nec_priv = &priv->nec7210_priv; @@ -682,89 +615,90 @@ int tnt4882_read(gpib_board_t *board, uint8_t *buffer, size_t length, int *end, return retval; } -int tnt4882_write(gpib_board_t *board, uint8_t *buffer, size_t length, int send_eoi, - size_t *bytes_written) +static int tnt4882_write(struct gpib_board *board, u8 *buffer, size_t length, int send_eoi, + size_t *bytes_written) { struct tnt4882_priv *priv = board->private_data; return nec7210_write(board, &priv->nec7210_priv, buffer, length, send_eoi, bytes_written); } -int tnt4882_command_unaccel(gpib_board_t *board, uint8_t *buffer, - size_t length, size_t *bytes_written) +static int tnt4882_command_unaccel(struct gpib_board *board, u8 *buffer, + size_t length, size_t *bytes_written) { struct tnt4882_priv *priv = board->private_data; return nec7210_command(board, &priv->nec7210_priv, buffer, length, bytes_written); } -int tnt4882_take_control(gpib_board_t *board, int synchronous) +static int tnt4882_take_control(struct gpib_board *board, int synchronous) { struct tnt4882_priv *priv = board->private_data; return nec7210_take_control(board, &priv->nec7210_priv, synchronous); } -int tnt4882_go_to_standby(gpib_board_t *board) +static int tnt4882_go_to_standby(struct gpib_board *board) { struct tnt4882_priv *priv = board->private_data; return nec7210_go_to_standby(board, &priv->nec7210_priv); } -void tnt4882_request_system_control(gpib_board_t *board, int request_control) +static int tnt4882_request_system_control(struct gpib_board *board, int request_control) { struct tnt4882_priv *priv = board->private_data; + int retval; if (request_control) { tnt_writeb(priv, SETSC, CMDR); udelay(1); } - nec7210_request_system_control(board, &priv->nec7210_priv, request_control); + retval = nec7210_request_system_control(board, &priv->nec7210_priv, request_control); if (!request_control) { tnt_writeb(priv, CLRSC, CMDR); udelay(1); } + return retval; } -void tnt4882_interface_clear(gpib_board_t *board, int assert) +static void tnt4882_interface_clear(struct gpib_board *board, int assert) { struct tnt4882_priv *priv = board->private_data; nec7210_interface_clear(board, &priv->nec7210_priv, assert); } -void tnt4882_remote_enable(gpib_board_t *board, int enable) +static void tnt4882_remote_enable(struct gpib_board *board, int enable) { struct tnt4882_priv *priv = board->private_data; nec7210_remote_enable(board, &priv->nec7210_priv, enable); } -int tnt4882_enable_eos(gpib_board_t *board, uint8_t eos_byte, int compare_8_bits) +static int tnt4882_enable_eos(struct gpib_board *board, u8 eos_byte, int compare_8_bits) { struct tnt4882_priv *priv = board->private_data; return nec7210_enable_eos(board, &priv->nec7210_priv, eos_byte, compare_8_bits); } -void tnt4882_disable_eos(gpib_board_t *board) +static void tnt4882_disable_eos(struct gpib_board *board) { struct tnt4882_priv *priv = board->private_data; nec7210_disable_eos(board, &priv->nec7210_priv); } -unsigned int tnt4882_update_status(gpib_board_t *board, unsigned int clear_mask) +static unsigned int tnt4882_update_status(struct gpib_board *board, unsigned int clear_mask) { unsigned long flags; u8 line_status; - unsigned int retval; struct tnt4882_priv *priv = board->private_data; spin_lock_irqsave(&board->spinlock, flags); board->status &= ~clear_mask; - retval = nec7210_update_status_nolock(board, &priv->nec7210_priv); + nec7210_update_status_nolock(board, &priv->nec7210_priv); /* set / clear SRQ state since it is not cleared by interrupt */ line_status = tnt_readb(priv, BSR); if (line_status & BCSR_SRQ_BIT) @@ -775,22 +709,21 @@ unsigned int tnt4882_update_status(gpib_board_t *board, unsigned int clear_mask) return board->status; } -int tnt4882_primary_address(gpib_board_t *board, unsigned int address) +static int tnt4882_primary_address(struct gpib_board *board, unsigned int address) { struct tnt4882_priv *priv = board->private_data; return nec7210_primary_address(board, &priv->nec7210_priv, address); } -int tnt4882_secondary_address(gpib_board_t *board, unsigned int address, int enable) +static int tnt4882_secondary_address(struct gpib_board *board, unsigned int address, int enable) { struct tnt4882_priv *priv = board->private_data; return nec7210_secondary_address(board, &priv->nec7210_priv, address, enable); } -int tnt4882_parallel_poll(gpib_board_t *board, uint8_t *result) - +static int tnt4882_parallel_poll(struct gpib_board *board, u8 *result) { struct tnt4882_priv *tnt_priv = board->private_data; @@ -807,7 +740,7 @@ int tnt4882_parallel_poll(gpib_board_t *board, uint8_t *result) } } -void tnt4882_parallel_poll_configure(gpib_board_t *board, uint8_t config) +static void tnt4882_parallel_poll_configure(struct gpib_board *board, u8 config) { struct tnt4882_priv *priv = board->private_data; @@ -825,24 +758,25 @@ void tnt4882_parallel_poll_configure(gpib_board_t *board, uint8_t config) } } -void tnt4882_parallel_poll_response(gpib_board_t *board, int ist) +static void tnt4882_parallel_poll_response(struct gpib_board *board, int ist) { struct tnt4882_priv *priv = board->private_data; nec7210_parallel_poll_response(board, &priv->nec7210_priv, ist); } -/* this is just used by the old nec7210 isa interfaces, the newer +/* + * this is just used by the old nec7210 isa interfaces, the newer * boards use tnt4882_serial_poll_response2 */ -void tnt4882_serial_poll_response(gpib_board_t *board, uint8_t status) +static void tnt4882_serial_poll_response(struct gpib_board *board, u8 status) { struct tnt4882_priv *priv = board->private_data; nec7210_serial_poll_response(board, &priv->nec7210_priv, status); } -static void tnt4882_serial_poll_response2(gpib_board_t *board, uint8_t status, +static void tnt4882_serial_poll_response2(struct gpib_board *board, u8 status, int new_reason_for_service) { struct tnt4882_priv *priv = board->private_data; @@ -860,7 +794,8 @@ static void tnt4882_serial_poll_response2(gpib_board_t *board, uint8_t status, priv->nec7210_priv.srq_pending = 0; } if (reqt) - /* It may seem like a race to issue reqt before updating + /* + * It may seem like a race to issue reqt before updating * the status byte, but it is not. The chip does not * issue the reqt until the SPMR is written to at * a later time. @@ -868,7 +803,8 @@ static void tnt4882_serial_poll_response2(gpib_board_t *board, uint8_t status, write_byte(&priv->nec7210_priv, AUX_REQT, AUXMR); else if (reqf) write_byte(&priv->nec7210_priv, AUX_REQF, AUXMR); - /* We need to always zero bit 6 of the status byte before writing it to + /* + * We need to always zero bit 6 of the status byte before writing it to * the SPMR to insure we are using * serial poll mode SP1, and not accidentally triggering mode SP3. */ @@ -876,303 +812,21 @@ static void tnt4882_serial_poll_response2(gpib_board_t *board, uint8_t status, spin_unlock_irqrestore(&board->spinlock, flags); } -uint8_t tnt4882_serial_poll_status(gpib_board_t *board) +static u8 tnt4882_serial_poll_status(struct gpib_board *board) { struct tnt4882_priv *priv = board->private_data; return nec7210_serial_poll_status(board, &priv->nec7210_priv); } -void tnt4882_return_to_local(gpib_board_t *board) +static void tnt4882_return_to_local(struct gpib_board *board) { struct tnt4882_priv *priv = board->private_data; nec7210_return_to_local(board, &priv->nec7210_priv); } -static gpib_interface_t ni_pci_interface = { - .name = "ni_pci", - .attach = ni_pci_attach, - .detach = ni_pci_detach, - .read = tnt4882_accel_read, - .write = tnt4882_accel_write, - .command = tnt4882_command, - .take_control = tnt4882_take_control, - .go_to_standby = tnt4882_go_to_standby, - .request_system_control = tnt4882_request_system_control, - .interface_clear = tnt4882_interface_clear, - .remote_enable = tnt4882_remote_enable, - .enable_eos = tnt4882_enable_eos, - .disable_eos = tnt4882_disable_eos, - .parallel_poll = tnt4882_parallel_poll, - .parallel_poll_configure = tnt4882_parallel_poll_configure, - .parallel_poll_response = tnt4882_parallel_poll_response, - .local_parallel_poll_mode = NULL, // XXX - .line_status = tnt4882_line_status, - .update_status = tnt4882_update_status, - .primary_address = tnt4882_primary_address, - .secondary_address = tnt4882_secondary_address, - .serial_poll_response2 = tnt4882_serial_poll_response2, - .serial_poll_status = tnt4882_serial_poll_status, - .t1_delay = tnt4882_t1_delay, - .return_to_local = tnt4882_return_to_local, -}; - -static gpib_interface_t ni_pci_accel_interface = { - .name = "ni_pci_accel", - .attach = ni_pci_attach, - .detach = ni_pci_detach, - .read = tnt4882_accel_read, - .write = tnt4882_accel_write, - .command = tnt4882_command, - .take_control = tnt4882_take_control, - .go_to_standby = tnt4882_go_to_standby, - .request_system_control = tnt4882_request_system_control, - .interface_clear = tnt4882_interface_clear, - .remote_enable = tnt4882_remote_enable, - .enable_eos = tnt4882_enable_eos, - .disable_eos = tnt4882_disable_eos, - .parallel_poll = tnt4882_parallel_poll, - .parallel_poll_configure = tnt4882_parallel_poll_configure, - .parallel_poll_response = tnt4882_parallel_poll_response, - .local_parallel_poll_mode = NULL, // XXX - .line_status = tnt4882_line_status, - .update_status = tnt4882_update_status, - .primary_address = tnt4882_primary_address, - .secondary_address = tnt4882_secondary_address, - .serial_poll_response2 = tnt4882_serial_poll_response2, - .serial_poll_status = tnt4882_serial_poll_status, - .t1_delay = tnt4882_t1_delay, - .return_to_local = tnt4882_return_to_local, -}; - -static gpib_interface_t ni_isa_interface = { - .name = "ni_isa", - .attach = ni_tnt_isa_attach, - .detach = ni_isa_detach, - .read = tnt4882_accel_read, - .write = tnt4882_accel_write, - .command = tnt4882_command, - .take_control = tnt4882_take_control, - .go_to_standby = tnt4882_go_to_standby, - .request_system_control = tnt4882_request_system_control, - .interface_clear = tnt4882_interface_clear, - .remote_enable = tnt4882_remote_enable, - .enable_eos = tnt4882_enable_eos, - .disable_eos = tnt4882_disable_eos, - .parallel_poll = tnt4882_parallel_poll, - .parallel_poll_configure = tnt4882_parallel_poll_configure, - .parallel_poll_response = tnt4882_parallel_poll_response, - .local_parallel_poll_mode = NULL, // XXX - .line_status = tnt4882_line_status, - .update_status = tnt4882_update_status, - .primary_address = tnt4882_primary_address, - .secondary_address = tnt4882_secondary_address, - .serial_poll_response2 = tnt4882_serial_poll_response2, - .serial_poll_status = tnt4882_serial_poll_status, - .t1_delay = tnt4882_t1_delay, - .return_to_local = tnt4882_return_to_local, -}; - -static gpib_interface_t ni_nat4882_isa_interface = { - .name = "ni_nat4882_isa", - .attach = ni_nat4882_isa_attach, - .detach = ni_isa_detach, - .read = tnt4882_read, - .write = tnt4882_write, - .command = tnt4882_command_unaccel, - .take_control = tnt4882_take_control, - .go_to_standby = tnt4882_go_to_standby, - .request_system_control = tnt4882_request_system_control, - .interface_clear = tnt4882_interface_clear, - .remote_enable = tnt4882_remote_enable, - .enable_eos = tnt4882_enable_eos, - .disable_eos = tnt4882_disable_eos, - .parallel_poll = tnt4882_parallel_poll, - .parallel_poll_configure = tnt4882_parallel_poll_configure, - .parallel_poll_response = tnt4882_parallel_poll_response, - .local_parallel_poll_mode = NULL, // XXX - .line_status = tnt4882_line_status, - .update_status = tnt4882_update_status, - .primary_address = tnt4882_primary_address, - .secondary_address = tnt4882_secondary_address, - .serial_poll_response2 = tnt4882_serial_poll_response2, - .serial_poll_status = tnt4882_serial_poll_status, - .t1_delay = tnt4882_t1_delay, - .return_to_local = tnt4882_return_to_local, -}; - -static gpib_interface_t ni_nec_isa_interface = { - .name = "ni_nec_isa", - .attach = ni_nec_isa_attach, - .detach = ni_isa_detach, - .read = tnt4882_read, - .write = tnt4882_write, - .command = tnt4882_command_unaccel, - .take_control = tnt4882_take_control, - .go_to_standby = tnt4882_go_to_standby, - .request_system_control = tnt4882_request_system_control, - .interface_clear = tnt4882_interface_clear, - .remote_enable = tnt4882_remote_enable, - .enable_eos = tnt4882_enable_eos, - .disable_eos = tnt4882_disable_eos, - .parallel_poll = tnt4882_parallel_poll, - .parallel_poll_configure = tnt4882_parallel_poll_configure, - .parallel_poll_response = tnt4882_parallel_poll_response, - .local_parallel_poll_mode = NULL, // XXX - .line_status = NULL, - .update_status = tnt4882_update_status, - .primary_address = tnt4882_primary_address, - .secondary_address = tnt4882_secondary_address, - .serial_poll_response = tnt4882_serial_poll_response, - .serial_poll_status = tnt4882_serial_poll_status, - .t1_delay = tnt4882_t1_delay, - .return_to_local = tnt4882_return_to_local, -}; - -static gpib_interface_t ni_isa_accel_interface = { - .name = "ni_isa_accel", - .attach = ni_tnt_isa_attach, - .detach = ni_isa_detach, - .read = tnt4882_accel_read, - .write = tnt4882_accel_write, - .command = tnt4882_command, - .take_control = tnt4882_take_control, - .go_to_standby = tnt4882_go_to_standby, - .request_system_control = tnt4882_request_system_control, - .interface_clear = tnt4882_interface_clear, - .remote_enable = tnt4882_remote_enable, - .enable_eos = tnt4882_enable_eos, - .disable_eos = tnt4882_disable_eos, - .parallel_poll = tnt4882_parallel_poll, - .parallel_poll_configure = tnt4882_parallel_poll_configure, - .parallel_poll_response = tnt4882_parallel_poll_response, - .local_parallel_poll_mode = NULL, // XXX - .line_status = tnt4882_line_status, - .update_status = tnt4882_update_status, - .primary_address = tnt4882_primary_address, - .secondary_address = tnt4882_secondary_address, - .serial_poll_response2 = tnt4882_serial_poll_response2, - .serial_poll_status = tnt4882_serial_poll_status, - .t1_delay = tnt4882_t1_delay, - .return_to_local = tnt4882_return_to_local, -}; - -static gpib_interface_t ni_nat4882_isa_accel_interface = { - .name = "ni_nat4882_isa_accel", - .attach = ni_nat4882_isa_attach, - .detach = ni_isa_detach, - .read = tnt4882_accel_read, - .write = tnt4882_accel_write, - .command = tnt4882_command_unaccel, - .take_control = tnt4882_take_control, - .go_to_standby = tnt4882_go_to_standby, - .request_system_control = tnt4882_request_system_control, - .interface_clear = tnt4882_interface_clear, - .remote_enable = tnt4882_remote_enable, - .enable_eos = tnt4882_enable_eos, - .disable_eos = tnt4882_disable_eos, - .parallel_poll = tnt4882_parallel_poll, - .parallel_poll_configure = tnt4882_parallel_poll_configure, - .parallel_poll_response = tnt4882_parallel_poll_response, - .local_parallel_poll_mode = NULL, // XXX - .line_status = tnt4882_line_status, - .update_status = tnt4882_update_status, - .primary_address = tnt4882_primary_address, - .secondary_address = tnt4882_secondary_address, - .serial_poll_response2 = tnt4882_serial_poll_response2, - .serial_poll_status = tnt4882_serial_poll_status, - .t1_delay = tnt4882_t1_delay, - .return_to_local = tnt4882_return_to_local, -}; - -static gpib_interface_t ni_nec_isa_accel_interface = { - .name = "ni_nec_isa_accel", - .attach = ni_nec_isa_attach, - .detach = ni_isa_detach, - .read = tnt4882_accel_read, - .write = tnt4882_accel_write, - .command = tnt4882_command_unaccel, - .take_control = tnt4882_take_control, - .go_to_standby = tnt4882_go_to_standby, - .request_system_control = tnt4882_request_system_control, - .interface_clear = tnt4882_interface_clear, - .remote_enable = tnt4882_remote_enable, - .enable_eos = tnt4882_enable_eos, - .disable_eos = tnt4882_disable_eos, - .parallel_poll = tnt4882_parallel_poll, - .parallel_poll_configure = tnt4882_parallel_poll_configure, - .parallel_poll_response = tnt4882_parallel_poll_response, - .local_parallel_poll_mode = NULL, // XXX - .line_status = NULL, - .update_status = tnt4882_update_status, - .primary_address = tnt4882_primary_address, - .secondary_address = tnt4882_secondary_address, - .serial_poll_response = tnt4882_serial_poll_response, - .serial_poll_status = tnt4882_serial_poll_status, - .t1_delay = tnt4882_t1_delay, - .return_to_local = tnt4882_return_to_local, -}; - -#ifdef GPIB_PCMCIA -static gpib_interface_t ni_pcmcia_interface = { - .name = "ni_pcmcia", - .attach = ni_pcmcia_attach, - .detach = ni_pcmcia_detach, - .read = tnt4882_accel_read, - .write = tnt4882_accel_write, - .command = tnt4882_command, - .take_control = tnt4882_take_control, - .go_to_standby = tnt4882_go_to_standby, - .request_system_control = tnt4882_request_system_control, - .interface_clear = tnt4882_interface_clear, - .remote_enable = tnt4882_remote_enable, - .enable_eos = tnt4882_enable_eos, - .disable_eos = tnt4882_disable_eos, - .parallel_poll = tnt4882_parallel_poll, - .parallel_poll_configure = tnt4882_parallel_poll_configure, - .parallel_poll_response = tnt4882_parallel_poll_response, - .local_parallel_poll_mode = NULL, // XXX - .line_status = tnt4882_line_status, - .update_status = tnt4882_update_status, - .primary_address = tnt4882_primary_address, - .secondary_address = tnt4882_secondary_address, - .serial_poll_response = tnt4882_serial_poll_response, - .serial_poll_status = tnt4882_serial_poll_status, - .t1_delay = tnt4882_t1_delay, - .return_to_local = tnt4882_return_to_local, -}; - -static gpib_interface_t ni_pcmcia_accel_interface = { - .name = "ni_pcmcia_accel", - .attach = ni_pcmcia_attach, - .detach = ni_pcmcia_detach, - .read = tnt4882_accel_read, - .write = tnt4882_accel_write, - .command = tnt4882_command, - .take_control = tnt4882_take_control, - .go_to_standby = tnt4882_go_to_standby, - .request_system_control = tnt4882_request_system_control, - .interface_clear = tnt4882_interface_clear, - .remote_enable = tnt4882_remote_enable, - .enable_eos = tnt4882_enable_eos, - .disable_eos = tnt4882_disable_eos, - .parallel_poll = tnt4882_parallel_poll, - .parallel_poll_configure = tnt4882_parallel_poll_configure, - .parallel_poll_response = tnt4882_parallel_poll_response, - .local_parallel_poll_mode = NULL, // XXX - .line_status = tnt4882_line_status, - .update_status = tnt4882_update_status, - .primary_address = tnt4882_primary_address, - .secondary_address = tnt4882_secondary_address, - .serial_poll_response = tnt4882_serial_poll_response, - .serial_poll_status = tnt4882_serial_poll_status, - .t1_delay = tnt4882_t1_delay, - .return_to_local = tnt4882_return_to_local, -}; -#endif - -void tnt4882_board_reset(struct tnt4882_priv *tnt_priv, gpib_board_t *board) +static void tnt4882_board_reset(struct tnt4882_priv *tnt_priv, struct gpib_board *board) { struct nec7210_priv *nec_priv = &tnt_priv->nec7210_priv; @@ -1185,7 +839,7 @@ void tnt4882_board_reset(struct tnt4882_priv *tnt_priv, gpib_board_t *board) nec7210_board_reset(nec_priv, board); } -int tnt4882_allocate_private(gpib_board_t *board) +static int tnt4882_allocate_private(struct gpib_board *board) { struct tnt4882_priv *tnt_priv; @@ -1198,13 +852,13 @@ int tnt4882_allocate_private(gpib_board_t *board) return 0; } -void tnt4882_free_private(gpib_board_t *board) +static void tnt4882_free_private(struct gpib_board *board) { kfree(board->private_data); board->private_data = NULL; } -void tnt4882_init(struct tnt4882_priv *tnt_priv, const gpib_board_t *board) +static void tnt4882_init(struct tnt4882_priv *tnt_priv, const struct gpib_board *board) { struct nec7210_priv *nec_priv = &tnt_priv->nec7210_priv; @@ -1252,7 +906,7 @@ void tnt4882_init(struct tnt4882_priv *tnt_priv, const gpib_board_t *board) tnt_writeb(tnt_priv, tnt_priv->imr0_bits, IMR0); } -int ni_pci_attach(gpib_board_t *board, const gpib_board_config_t *config) +static int ni_pci_attach(struct gpib_board *board, const struct gpib_board_config *config) { struct tnt4882_priv *tnt_priv; struct nec7210_priv *nec_priv; @@ -1271,10 +925,8 @@ int ni_pci_attach(gpib_board_t *board, const gpib_board_config_t *config) nec_priv->write_byte = nec7210_locking_iomem_write_byte; nec_priv->offset = atgpib_reg_offset; - if (!mite_devices) { - pr_err("no National Instruments PCI boards found\n"); - return -1; - } + if (!mite_devices) + return -ENODEV; for (mite = mite_devices; mite; mite = mite->next) { short found_board; @@ -1305,37 +957,32 @@ int ni_pci_attach(gpib_board_t *board, const gpib_board_config_t *config) if (found_board) break; } - if (!mite) { - pr_err("no NI PCI-GPIB boards found\n"); - return -1; - } + if (!mite) + return -ENODEV; + tnt_priv->mite = mite; retval = mite_setup(tnt_priv->mite); - if (retval < 0) { - pr_err("tnt4882: error setting up mite.\n"); + if (retval < 0) return retval; - } nec_priv->mmiobase = tnt_priv->mite->daq_io_addr; // get irq - if (request_irq(mite_irq(tnt_priv->mite), tnt4882_interrupt, isr_flags, - "ni-pci-gpib", board)) { - pr_err("gpib: can't request IRQ %d\n", mite_irq(tnt_priv->mite)); - return -1; + retval = request_irq(mite_irq(tnt_priv->mite), tnt4882_interrupt, isr_flags, "ni-pci-gpib", + board); + if (retval) { + dev_err(board->gpib_dev, "failed to obtain pci irq %d\n", mite_irq(tnt_priv->mite)); + return retval; } tnt_priv->irq = mite_irq(tnt_priv->mite); - pr_info("tnt4882: irq %i\n", tnt_priv->irq); // TNT5004 detection switch (tnt_readb(tnt_priv, CSR) & 0xf0) { case 0x30: nec_priv->type = TNT4882; - pr_info("tnt4882: TNT4882 chipset detected\n"); break; case 0x40: nec_priv->type = TNT5004; - pr_info("tnt4882: TNT5004 chipset detected\n"); break; } tnt4882_init(tnt_priv, board); @@ -1343,7 +990,7 @@ int ni_pci_attach(gpib_board_t *board, const gpib_board_config_t *config) return 0; } -void ni_pci_detach(gpib_board_t *board) +static void ni_pci_detach(struct gpib_board *board) { struct tnt4882_priv *tnt_priv = board->private_data; struct nec7210_priv *nec_priv; @@ -1365,28 +1012,22 @@ static int ni_isapnp_find(struct pnp_dev **dev) { *dev = pnp_find_dev(NULL, ISAPNP_VENDOR_ID_NI, ISAPNP_FUNCTION(ISAPNP_ID_NI_ATGPIB_TNT), NULL); - if (!*dev || !(*dev)->card) { - pr_err("tnt4882: failed to find isapnp board\n"); + if (!*dev || !(*dev)->card) return -ENODEV; - } - if (pnp_device_attach(*dev) < 0) { - pr_err("tnt4882: atgpib/tnt board already active, skipping\n"); + if (pnp_device_attach(*dev) < 0) return -EBUSY; - } if (pnp_activate_dev(*dev) < 0) { pnp_device_detach(*dev); - pr_err("tnt4882: failed to activate() atgpib/tnt, aborting\n"); return -EAGAIN; } if (!pnp_port_valid(*dev, 0) || !pnp_irq_valid(*dev, 0)) { pnp_device_detach(*dev); - pr_err("tnt4882: invalid port or irq for atgpib/tnt, aborting\n"); - return -ENOMEM; + return -EINVAL; } return 0; } -static int ni_isa_attach_common(gpib_board_t *board, const gpib_board_config_t *config, +static int ni_isa_attach_common(struct gpib_board *board, const struct gpib_board_config *config, enum nec7210_chipset chipset) { struct tnt4882_priv *tnt_priv; @@ -1394,6 +1035,7 @@ static int ni_isa_attach_common(gpib_board_t *board, const gpib_board_config_t * int isr_flags = 0; u32 iobase; int irq; + int retval; board->status = 0; @@ -1409,7 +1051,6 @@ static int ni_isa_attach_common(gpib_board_t *board, const gpib_board_config_t * // look for plug-n-play board if (config->ibbase == 0) { struct pnp_dev *dev; - int retval; retval = ni_isapnp_find(&dev); if (retval < 0) @@ -1422,18 +1063,18 @@ static int ni_isa_attach_common(gpib_board_t *board, const gpib_board_config_t * irq = config->ibirq; } // allocate ioports - if (!request_region(iobase, atgpib_iosize, "atgpib")) { - pr_err("tnt4882: failed to allocate ioports\n"); - return -1; - } + if (!request_region(iobase, atgpib_iosize, "atgpib")) + return -EBUSY; + nec_priv->mmiobase = ioport_map(iobase, atgpib_iosize); if (!nec_priv->mmiobase) - return -1; + return -EBUSY; // get irq - if (request_irq(irq, tnt4882_interrupt, isr_flags, "atgpib", board)) { - pr_err("gpib: can't request IRQ %d\n", irq); - return -1; + retval = request_irq(irq, tnt4882_interrupt, isr_flags, "atgpib", board); + if (retval) { + dev_err(board->gpib_dev, "failed to request ISA irq %d\n", irq); + return retval; } tnt_priv->irq = irq; @@ -1442,22 +1083,22 @@ static int ni_isa_attach_common(gpib_board_t *board, const gpib_board_config_t * return 0; } -int ni_tnt_isa_attach(gpib_board_t *board, const gpib_board_config_t *config) +static int ni_tnt_isa_attach(struct gpib_board *board, const struct gpib_board_config *config) { return ni_isa_attach_common(board, config, TNT4882); } -int ni_nat4882_isa_attach(gpib_board_t *board, const gpib_board_config_t *config) +static int ni_nat4882_isa_attach(struct gpib_board *board, const struct gpib_board_config *config) { return ni_isa_attach_common(board, config, NAT4882); } -int ni_nec_isa_attach(gpib_board_t *board, const gpib_board_config_t *config) +static int ni_nec_isa_attach(struct gpib_board *board, const struct gpib_board_config *config) { return ni_isa_attach_common(board, config, NEC7210); } -void ni_isa_detach(gpib_board_t *board) +static void ni_isa_detach(struct gpib_board *board) { struct tnt4882_priv *tnt_priv = board->private_data; struct nec7210_priv *nec_priv; @@ -1483,6 +1124,230 @@ static int tnt4882_pci_probe(struct pci_dev *dev, const struct pci_device_id *id return 0; } +static struct gpib_interface ni_pci_interface = { + .name = "ni_pci", + .attach = ni_pci_attach, + .detach = ni_pci_detach, + .read = tnt4882_accel_read, + .write = tnt4882_accel_write, + .command = tnt4882_command, + .take_control = tnt4882_take_control, + .go_to_standby = tnt4882_go_to_standby, + .request_system_control = tnt4882_request_system_control, + .interface_clear = tnt4882_interface_clear, + .remote_enable = tnt4882_remote_enable, + .enable_eos = tnt4882_enable_eos, + .disable_eos = tnt4882_disable_eos, + .parallel_poll = tnt4882_parallel_poll, + .parallel_poll_configure = tnt4882_parallel_poll_configure, + .parallel_poll_response = tnt4882_parallel_poll_response, + .local_parallel_poll_mode = NULL, // XXX + .line_status = tnt4882_line_status, + .update_status = tnt4882_update_status, + .primary_address = tnt4882_primary_address, + .secondary_address = tnt4882_secondary_address, + .serial_poll_response2 = tnt4882_serial_poll_response2, + .serial_poll_status = tnt4882_serial_poll_status, + .t1_delay = tnt4882_t1_delay, + .return_to_local = tnt4882_return_to_local, +}; + +static struct gpib_interface ni_pci_accel_interface = { + .name = "ni_pci_accel", + .attach = ni_pci_attach, + .detach = ni_pci_detach, + .read = tnt4882_accel_read, + .write = tnt4882_accel_write, + .command = tnt4882_command, + .take_control = tnt4882_take_control, + .go_to_standby = tnt4882_go_to_standby, + .request_system_control = tnt4882_request_system_control, + .interface_clear = tnt4882_interface_clear, + .remote_enable = tnt4882_remote_enable, + .enable_eos = tnt4882_enable_eos, + .disable_eos = tnt4882_disable_eos, + .parallel_poll = tnt4882_parallel_poll, + .parallel_poll_configure = tnt4882_parallel_poll_configure, + .parallel_poll_response = tnt4882_parallel_poll_response, + .local_parallel_poll_mode = NULL, // XXX + .line_status = tnt4882_line_status, + .update_status = tnt4882_update_status, + .primary_address = tnt4882_primary_address, + .secondary_address = tnt4882_secondary_address, + .serial_poll_response2 = tnt4882_serial_poll_response2, + .serial_poll_status = tnt4882_serial_poll_status, + .t1_delay = tnt4882_t1_delay, + .return_to_local = tnt4882_return_to_local, +}; + +static struct gpib_interface ni_isa_interface = { + .name = "ni_isa", + .attach = ni_tnt_isa_attach, + .detach = ni_isa_detach, + .read = tnt4882_accel_read, + .write = tnt4882_accel_write, + .command = tnt4882_command, + .take_control = tnt4882_take_control, + .go_to_standby = tnt4882_go_to_standby, + .request_system_control = tnt4882_request_system_control, + .interface_clear = tnt4882_interface_clear, + .remote_enable = tnt4882_remote_enable, + .enable_eos = tnt4882_enable_eos, + .disable_eos = tnt4882_disable_eos, + .parallel_poll = tnt4882_parallel_poll, + .parallel_poll_configure = tnt4882_parallel_poll_configure, + .parallel_poll_response = tnt4882_parallel_poll_response, + .local_parallel_poll_mode = NULL, // XXX + .line_status = tnt4882_line_status, + .update_status = tnt4882_update_status, + .primary_address = tnt4882_primary_address, + .secondary_address = tnt4882_secondary_address, + .serial_poll_response2 = tnt4882_serial_poll_response2, + .serial_poll_status = tnt4882_serial_poll_status, + .t1_delay = tnt4882_t1_delay, + .return_to_local = tnt4882_return_to_local, +}; + +static struct gpib_interface ni_nat4882_isa_interface = { + .name = "ni_nat4882_isa", + .attach = ni_nat4882_isa_attach, + .detach = ni_isa_detach, + .read = tnt4882_read, + .write = tnt4882_write, + .command = tnt4882_command_unaccel, + .take_control = tnt4882_take_control, + .go_to_standby = tnt4882_go_to_standby, + .request_system_control = tnt4882_request_system_control, + .interface_clear = tnt4882_interface_clear, + .remote_enable = tnt4882_remote_enable, + .enable_eos = tnt4882_enable_eos, + .disable_eos = tnt4882_disable_eos, + .parallel_poll = tnt4882_parallel_poll, + .parallel_poll_configure = tnt4882_parallel_poll_configure, + .parallel_poll_response = tnt4882_parallel_poll_response, + .local_parallel_poll_mode = NULL, // XXX + .line_status = tnt4882_line_status, + .update_status = tnt4882_update_status, + .primary_address = tnt4882_primary_address, + .secondary_address = tnt4882_secondary_address, + .serial_poll_response2 = tnt4882_serial_poll_response2, + .serial_poll_status = tnt4882_serial_poll_status, + .t1_delay = tnt4882_t1_delay, + .return_to_local = tnt4882_return_to_local, +}; + +static struct gpib_interface ni_nec_isa_interface = { + .name = "ni_nec_isa", + .attach = ni_nec_isa_attach, + .detach = ni_isa_detach, + .read = tnt4882_read, + .write = tnt4882_write, + .command = tnt4882_command_unaccel, + .take_control = tnt4882_take_control, + .go_to_standby = tnt4882_go_to_standby, + .request_system_control = tnt4882_request_system_control, + .interface_clear = tnt4882_interface_clear, + .remote_enable = tnt4882_remote_enable, + .enable_eos = tnt4882_enable_eos, + .disable_eos = tnt4882_disable_eos, + .parallel_poll = tnt4882_parallel_poll, + .parallel_poll_configure = tnt4882_parallel_poll_configure, + .parallel_poll_response = tnt4882_parallel_poll_response, + .local_parallel_poll_mode = NULL, // XXX + .line_status = NULL, + .update_status = tnt4882_update_status, + .primary_address = tnt4882_primary_address, + .secondary_address = tnt4882_secondary_address, + .serial_poll_response = tnt4882_serial_poll_response, + .serial_poll_status = tnt4882_serial_poll_status, + .t1_delay = tnt4882_t1_delay, + .return_to_local = tnt4882_return_to_local, +}; + +static struct gpib_interface ni_isa_accel_interface = { + .name = "ni_isa_accel", + .attach = ni_tnt_isa_attach, + .detach = ni_isa_detach, + .read = tnt4882_accel_read, + .write = tnt4882_accel_write, + .command = tnt4882_command, + .take_control = tnt4882_take_control, + .go_to_standby = tnt4882_go_to_standby, + .request_system_control = tnt4882_request_system_control, + .interface_clear = tnt4882_interface_clear, + .remote_enable = tnt4882_remote_enable, + .enable_eos = tnt4882_enable_eos, + .disable_eos = tnt4882_disable_eos, + .parallel_poll = tnt4882_parallel_poll, + .parallel_poll_configure = tnt4882_parallel_poll_configure, + .parallel_poll_response = tnt4882_parallel_poll_response, + .local_parallel_poll_mode = NULL, // XXX + .line_status = tnt4882_line_status, + .update_status = tnt4882_update_status, + .primary_address = tnt4882_primary_address, + .secondary_address = tnt4882_secondary_address, + .serial_poll_response2 = tnt4882_serial_poll_response2, + .serial_poll_status = tnt4882_serial_poll_status, + .t1_delay = tnt4882_t1_delay, + .return_to_local = tnt4882_return_to_local, +}; + +static struct gpib_interface ni_nat4882_isa_accel_interface = { + .name = "ni_nat4882_isa_accel", + .attach = ni_nat4882_isa_attach, + .detach = ni_isa_detach, + .read = tnt4882_accel_read, + .write = tnt4882_accel_write, + .command = tnt4882_command_unaccel, + .take_control = tnt4882_take_control, + .go_to_standby = tnt4882_go_to_standby, + .request_system_control = tnt4882_request_system_control, + .interface_clear = tnt4882_interface_clear, + .remote_enable = tnt4882_remote_enable, + .enable_eos = tnt4882_enable_eos, + .disable_eos = tnt4882_disable_eos, + .parallel_poll = tnt4882_parallel_poll, + .parallel_poll_configure = tnt4882_parallel_poll_configure, + .parallel_poll_response = tnt4882_parallel_poll_response, + .local_parallel_poll_mode = NULL, // XXX + .line_status = tnt4882_line_status, + .update_status = tnt4882_update_status, + .primary_address = tnt4882_primary_address, + .secondary_address = tnt4882_secondary_address, + .serial_poll_response2 = tnt4882_serial_poll_response2, + .serial_poll_status = tnt4882_serial_poll_status, + .t1_delay = tnt4882_t1_delay, + .return_to_local = tnt4882_return_to_local, +}; + +static struct gpib_interface ni_nec_isa_accel_interface = { + .name = "ni_nec_isa_accel", + .attach = ni_nec_isa_attach, + .detach = ni_isa_detach, + .read = tnt4882_accel_read, + .write = tnt4882_accel_write, + .command = tnt4882_command_unaccel, + .take_control = tnt4882_take_control, + .go_to_standby = tnt4882_go_to_standby, + .request_system_control = tnt4882_request_system_control, + .interface_clear = tnt4882_interface_clear, + .remote_enable = tnt4882_remote_enable, + .enable_eos = tnt4882_enable_eos, + .disable_eos = tnt4882_disable_eos, + .parallel_poll = tnt4882_parallel_poll, + .parallel_poll_configure = tnt4882_parallel_poll_configure, + .parallel_poll_response = tnt4882_parallel_poll_response, + .local_parallel_poll_mode = NULL, // XXX + .line_status = NULL, + .update_status = tnt4882_update_status, + .primary_address = tnt4882_primary_address, + .secondary_address = tnt4882_secondary_address, + .serial_poll_response = tnt4882_serial_poll_response, + .serial_poll_status = tnt4882_serial_poll_status, + .t1_delay = tnt4882_t1_delay, + .return_to_local = tnt4882_return_to_local, +}; + static const struct pci_device_id tnt4882_pci_table[] = { {PCI_DEVICE(PCI_VENDOR_ID_NATINST, PCI_DEVICE_ID_NI_GPIB)}, {PCI_DEVICE(PCI_VENDOR_ID_NATINST, PCI_DEVICE_ID_NI_GPIB_PLUS)}, @@ -1499,16 +1364,26 @@ static const struct pci_device_id tnt4882_pci_table[] = { MODULE_DEVICE_TABLE(pci, tnt4882_pci_table); static struct pci_driver tnt4882_pci_driver = { - .name = "tnt4882", + .name = DRV_NAME, .id_table = tnt4882_pci_table, .probe = &tnt4882_pci_probe }; +#if 0 +/* unused, will be needed when the driver is turned into a pnp_driver */ static const struct pnp_device_id tnt4882_pnp_table[] = { {.id = "NICC601"}, {.id = ""} }; MODULE_DEVICE_TABLE(pnp, tnt4882_pnp_table); +#endif + +#ifdef CONFIG_GPIB_PCMCIA +static struct gpib_interface ni_pcmcia_interface; +static struct gpib_interface ni_pcmcia_accel_interface; +static int __init init_ni_gpib_cs(void); +static void __exit exit_ni_gpib_cs(void); +#endif static int __init tnt4882_init_module(void) { @@ -1516,84 +1391,83 @@ static int __init tnt4882_init_module(void) result = pci_register_driver(&tnt4882_pci_driver); if (result) { - pr_err("tnt4882_gpib: pci_register_driver failed: error = %d\n", result); + pr_err("pci_register_driver failed: error = %d\n", result); return result; } result = gpib_register_driver(&ni_isa_interface, THIS_MODULE); if (result) { - pr_err("tnt4882_gpib: gpib_register_driver failed: error = %d\n", result); + pr_err("gpib_register_driver failed: error = %d\n", result); goto err_isa; } result = gpib_register_driver(&ni_isa_accel_interface, THIS_MODULE); if (result) { - pr_err("tnt4882_gpib: gpib_register_driver failed: error = %d\n", result); + pr_err("gpib_register_driver failed: error = %d\n", result); goto err_isa_accel; } result = gpib_register_driver(&ni_nat4882_isa_interface, THIS_MODULE); if (result) { - pr_err("tnt4882_gpib: gpib_register_driver failed: error = %d\n", result); + pr_err("gpib_register_driver failed: error = %d\n", result); goto err_nat4882_isa; } result = gpib_register_driver(&ni_nat4882_isa_accel_interface, THIS_MODULE); if (result) { - pr_err("tnt4882_gpib: gpib_register_driver failed: error = %d\n", result); + pr_err("gpib_register_driver failed: error = %d\n", result); goto err_nat4882_isa_accel; } result = gpib_register_driver(&ni_nec_isa_interface, THIS_MODULE); if (result) { - pr_err("tnt4882_gpib: gpib_register_driver failed: error = %d\n", result); + pr_err("gpib_register_driver failed: error = %d\n", result); goto err_nec_isa; } result = gpib_register_driver(&ni_nec_isa_accel_interface, THIS_MODULE); if (result) { - pr_err("tnt4882_gpib: gpib_register_driver failed: error = %d\n", result); + pr_err("gpib_register_driver failed: error = %d\n", result); goto err_nec_isa_accel; } result = gpib_register_driver(&ni_pci_interface, THIS_MODULE); if (result) { - pr_err("tnt4882_gpib: gpib_register_driver failed: error = %d\n", result); + pr_err("gpib_register_driver failed: error = %d\n", result); goto err_pci; } result = gpib_register_driver(&ni_pci_accel_interface, THIS_MODULE); if (result) { - pr_err("tnt4882_gpib: gpib_register_driver failed: error = %d\n", result); + pr_err("gpib_register_driver failed: error = %d\n", result); goto err_pci_accel; } -#ifdef GPIB_PCMCIA +#ifdef CONFIG_GPIB_PCMCIA result = gpib_register_driver(&ni_pcmcia_interface, THIS_MODULE); if (result) { - pr_err("tnt4882_gpib: gpib_register_driver failed: error = %d\n", result); + pr_err("gpib_register_driver failed: error = %d\n", result); goto err_pcmcia; } result = gpib_register_driver(&ni_pcmcia_accel_interface, THIS_MODULE); if (result) { - pr_err("tnt4882_gpib: gpib_register_driver failed: error = %d\n", result); + pr_err("gpib_register_driver failed: error = %d\n", result); goto err_pcmcia_accel; } result = init_ni_gpib_cs(); if (result) { - pr_err("tnt4882_gpib: pcmcia_register_driver failed: error = %d\n", result); + pr_err("pcmcia_register_driver failed: error = %d\n", result); goto err_pcmcia_driver; } #endif mite_init(); - mite_list_devices(); return 0; -#ifdef GPIB_PCMCIA +#ifdef CONFIG_GPIB_PCMCIA err_pcmcia_driver: gpib_unregister_driver(&ni_pcmcia_accel_interface); err_pcmcia_accel: @@ -1631,7 +1505,7 @@ static void __exit tnt4882_exit_module(void) gpib_unregister_driver(&ni_nec_isa_accel_interface); gpib_unregister_driver(&ni_pci_interface); gpib_unregister_driver(&ni_pci_accel_interface); -#ifdef GPIB_PCMCIA +#ifdef CONFIG_GPIB_PCMCIA gpib_unregister_driver(&ni_pcmcia_interface); gpib_unregister_driver(&ni_pcmcia_accel_interface); exit_ni_gpib_cs(); @@ -1642,7 +1516,7 @@ static void __exit tnt4882_exit_module(void) pci_unregister_driver(&tnt4882_pci_driver); } -#ifdef GPIB_PCMCIA +#ifdef CONFIG_GPIB_PCMCIA #include <linux/kernel.h> #include <linux/moduleparam.h> @@ -1655,29 +1529,9 @@ static void __exit tnt4882_exit_module(void) #include <pcmcia/cisreg.h> #include <pcmcia/ds.h> -/* - * All the PCMCIA modules use PCMCIA_DEBUG to control debugging. If - * you do not define PCMCIA_DEBUG at all, all the debug code will be - * left out. If you compile with PCMCIA_DEBUG=0, the debug code will - * be present but disabled -- but it can then be enabled for specific - * modules at load time with a 'pc_debug=#' option to insmod. - */ -#define PCMCIA_DEBUG 1 -#ifdef PCMCIA_DEBUG -static int pc_debug = PCMCIA_DEBUG; -module_param(pc_debug, int, 0); -#define DEBUG(n, args...) \ - do {if (pc_debug > (n)) \ - pr_debug(args); } \ - while (0) -#else -#define DEBUG(args...) -#endif - static int ni_gpib_config(struct pcmcia_device *link); static void ni_gpib_release(struct pcmcia_device *link); -static int ni_pcmcia_attach(gpib_board_t *board, const gpib_board_config_t *config); -static void ni_pcmcia_detach(gpib_board_t *board); +static void ni_pcmcia_detach(struct gpib_board *board); /* * A linked list of "instances" of the dummy device. Each actual @@ -1696,7 +1550,7 @@ static struct pcmcia_device *curr_dev; struct local_info_t { struct pcmcia_device *p_dev; - gpib_board_t *dev; + struct gpib_board *dev; int stop; struct bus_operations *bus; }; @@ -1710,9 +1564,7 @@ struct local_info_t { static int ni_gpib_probe(struct pcmcia_device *link) { struct local_info_t *info; - //struct gpib_board_t *dev; - - DEBUG(0, "%s(0x%p)\n", __func__, link); + //struct struct gpib_board *dev; /* Allocate space for private device-specific data */ info = kzalloc(sizeof(*info), GFP_KERNEL); @@ -1737,17 +1589,15 @@ static int ni_gpib_probe(struct pcmcia_device *link) } /* - * This deletes a driver "instance". The device is de-registered - * with Card Services. If it has been released, all local data - * structures are freed. Otherwise, the structures will be freed - * when the device is released. + * This deletes a driver "instance". The device is de-registered + * with Card Services. If it has been released, all local data + * structures are freed. Otherwise, the structures will be freed + * when the device is released. */ static void ni_gpib_remove(struct pcmcia_device *link) { struct local_info_t *info = link->priv; - //struct gpib_board_t *dev = info->dev; - - DEBUG(0, "%s(%p)\n", __func__, link); + //struct struct gpib_board *dev = info->dev; if (info->dev) ni_pcmcia_detach(info->dev); @@ -1769,18 +1619,16 @@ static int ni_gpib_config_iteration(struct pcmcia_device *link, void *priv_data) } /* - * ni_gpib_config() is scheduled to run after a CARD_INSERTION event - * is received, to configure the PCMCIA socket, and to make the - * device available to the system. + * ni_gpib_config() is scheduled to run after a CARD_INSERTION event + * is received, to configure the PCMCIA socket, and to make the + * device available to the system. */ static int ni_gpib_config(struct pcmcia_device *link) { //struct local_info_t *info = link->priv; - //gpib_board_t *dev = info->dev; + //struct gpib_board *dev = info->dev; int last_ret; - DEBUG(0, "%s(0x%p)\n", __func__, link); - last_ret = pcmcia_loop_config(link, &ni_gpib_config_iteration, NULL); if (last_ret) { dev_warn(&link->dev, "no configuration found\n"); @@ -1803,18 +1651,16 @@ static int ni_gpib_config(struct pcmcia_device *link) */ static void ni_gpib_release(struct pcmcia_device *link) { - DEBUG(0, "%s(0x%p)\n", __func__, link); pcmcia_disable_device(link); } /* ni_gpib_release */ static int ni_gpib_suspend(struct pcmcia_device *link) { //struct local_info_t *info = link->priv; - //struct gpib_board_t *dev = info->dev; - DEBUG(0, "%s(0x%p)\n", __func__, link); + //struct struct gpib_board *dev = info->dev; if (link->open) - pr_err("Device still open ???\n"); + dev_warn(&link->dev, "Device still open\n"); //netif_device_detach(dev); return 0; @@ -1823,12 +1669,10 @@ static int ni_gpib_suspend(struct pcmcia_device *link) static int ni_gpib_resume(struct pcmcia_device *link) { //struct local_info_t *info = link->priv; - //struct gpib_board_t *dev = info->dev; - DEBUG(0, "%s(0x%p)\n", __func__, link); + //struct struct gpib_board *dev = info->dev; /*if (link->open) { * ni_gpib_probe(dev); / really? - * printk("Gpib resumed ???\n"); * //netif_device_attach(dev); *} */ @@ -1854,32 +1698,28 @@ static struct pcmcia_driver ni_gpib_cs_driver = { .resume = ni_gpib_resume, }; -int __init init_ni_gpib_cs(void) +static int __init init_ni_gpib_cs(void) { return pcmcia_register_driver(&ni_gpib_cs_driver); } -void __exit exit_ni_gpib_cs(void) +static void __exit exit_ni_gpib_cs(void) { - DEBUG(0, "ni_gpib_cs: unloading\n"); pcmcia_unregister_driver(&ni_gpib_cs_driver); } static const int pcmcia_gpib_iosize = 32; -int ni_pcmcia_attach(gpib_board_t *board, const gpib_board_config_t *config) +static int ni_pcmcia_attach(struct gpib_board *board, const struct gpib_board_config *config) { struct local_info_t *info; struct tnt4882_priv *tnt_priv; struct nec7210_priv *nec_priv; int isr_flags = IRQF_SHARED; + int retval; - DEBUG(0, "%s(0x%p)\n", __func__, board); - - if (!curr_dev) { - pr_err("gpib: no NI PCMCIA board found\n"); - return -1; - } + if (!curr_dev) + return -ENODEV; info = curr_dev->priv; info->dev = board; @@ -1888,6 +1728,7 @@ int ni_pcmcia_attach(gpib_board_t *board, const gpib_board_config_t *config) if (tnt4882_allocate_private(board)) return -ENOMEM; + tnt_priv = board->private_data; nec_priv = &tnt_priv->nec7210_priv; nec_priv->type = TNT4882; @@ -1895,23 +1736,20 @@ int ni_pcmcia_attach(gpib_board_t *board, const gpib_board_config_t *config) nec_priv->write_byte = nec7210_locking_ioport_write_byte; nec_priv->offset = atgpib_reg_offset; - DEBUG(0, "ioport1 window attributes: 0x%lx\n", curr_dev->resource[0]->flags); if (!request_region(curr_dev->resource[0]->start, resource_size(curr_dev->resource[0]), - "tnt4882")) { - pr_err("gpib: ioports starting at 0x%lx are already in use\n", - (unsigned long)curr_dev->resource[0]->start); - return -EIO; - } + DRV_NAME)) + return -ENOMEM; nec_priv->mmiobase = ioport_map(curr_dev->resource[0]->start, resource_size(curr_dev->resource[0])); if (!nec_priv->mmiobase) - return -1; + return -ENOMEM; // get irq - if (request_irq(curr_dev->irq, tnt4882_interrupt, isr_flags, "tnt4882", board)) { - pr_err("gpib: can't request IRQ %d\n", curr_dev->irq); - return -1; + retval = request_irq(curr_dev->irq, tnt4882_interrupt, isr_flags, DRV_NAME, board); + if (retval) { + dev_err(board->gpib_dev, "failed to obtain PCMCIA irq %d\n", curr_dev->irq); + return retval; } tnt_priv->irq = curr_dev->irq; @@ -1920,13 +1758,11 @@ int ni_pcmcia_attach(gpib_board_t *board, const gpib_board_config_t *config) return 0; } -void ni_pcmcia_detach(gpib_board_t *board) +static void ni_pcmcia_detach(struct gpib_board *board) { struct tnt4882_priv *tnt_priv = board->private_data; struct nec7210_priv *nec_priv; - DEBUG(0, "%s(0x%p)\n", __func__, board); - if (tnt_priv) { nec_priv = &tnt_priv->nec7210_priv; if (tnt_priv->irq) @@ -1941,7 +1777,63 @@ void ni_pcmcia_detach(gpib_board_t *board) tnt4882_free_private(board); } -#endif // GPIB_PCMCIA +static struct gpib_interface ni_pcmcia_interface = { + .name = "ni_pcmcia", + .attach = ni_pcmcia_attach, + .detach = ni_pcmcia_detach, + .read = tnt4882_accel_read, + .write = tnt4882_accel_write, + .command = tnt4882_command, + .take_control = tnt4882_take_control, + .go_to_standby = tnt4882_go_to_standby, + .request_system_control = tnt4882_request_system_control, + .interface_clear = tnt4882_interface_clear, + .remote_enable = tnt4882_remote_enable, + .enable_eos = tnt4882_enable_eos, + .disable_eos = tnt4882_disable_eos, + .parallel_poll = tnt4882_parallel_poll, + .parallel_poll_configure = tnt4882_parallel_poll_configure, + .parallel_poll_response = tnt4882_parallel_poll_response, + .local_parallel_poll_mode = NULL, // XXX + .line_status = tnt4882_line_status, + .update_status = tnt4882_update_status, + .primary_address = tnt4882_primary_address, + .secondary_address = tnt4882_secondary_address, + .serial_poll_response = tnt4882_serial_poll_response, + .serial_poll_status = tnt4882_serial_poll_status, + .t1_delay = tnt4882_t1_delay, + .return_to_local = tnt4882_return_to_local, +}; + +static struct gpib_interface ni_pcmcia_accel_interface = { + .name = "ni_pcmcia_accel", + .attach = ni_pcmcia_attach, + .detach = ni_pcmcia_detach, + .read = tnt4882_accel_read, + .write = tnt4882_accel_write, + .command = tnt4882_command, + .take_control = tnt4882_take_control, + .go_to_standby = tnt4882_go_to_standby, + .request_system_control = tnt4882_request_system_control, + .interface_clear = tnt4882_interface_clear, + .remote_enable = tnt4882_remote_enable, + .enable_eos = tnt4882_enable_eos, + .disable_eos = tnt4882_disable_eos, + .parallel_poll = tnt4882_parallel_poll, + .parallel_poll_configure = tnt4882_parallel_poll_configure, + .parallel_poll_response = tnt4882_parallel_poll_response, + .local_parallel_poll_mode = NULL, // XXX + .line_status = tnt4882_line_status, + .update_status = tnt4882_update_status, + .primary_address = tnt4882_primary_address, + .secondary_address = tnt4882_secondary_address, + .serial_poll_response = tnt4882_serial_poll_response, + .serial_poll_status = tnt4882_serial_poll_status, + .t1_delay = tnt4882_t1_delay, + .return_to_local = tnt4882_return_to_local, +}; + +#endif // CONFIG_GPIB_PCMCIA module_init(tnt4882_init_module); module_exit(tnt4882_exit_module); diff --git a/drivers/staging/gpib/uapi/gpib.h b/drivers/staging/gpib/uapi/gpib.h new file mode 100644 index 000000000000..41500cee4029 --- /dev/null +++ b/drivers/staging/gpib/uapi/gpib.h @@ -0,0 +1,302 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +/*************************************************************************** + * copyright : (C) 2002 by Frank Mori Hess + ***************************************************************************/ + +#ifndef _GPIB_H +#define _GPIB_H + +#define GPIB_MAX_NUM_BOARDS 16 +#define GPIB_MAX_NUM_DESCRIPTORS 0x1000 + +enum ibsta_bit_numbers { + DCAS_NUM = 0, + DTAS_NUM = 1, + LACS_NUM = 2, + TACS_NUM = 3, + ATN_NUM = 4, + CIC_NUM = 5, + REM_NUM = 6, + LOK_NUM = 7, + CMPL_NUM = 8, + EVENT_NUM = 9, + SPOLL_NUM = 10, + RQS_NUM = 11, + SRQI_NUM = 12, + END_NUM = 13, + TIMO_NUM = 14, + ERR_NUM = 15 +}; + +/* IBSTA status bits (returned by all functions) */ +enum ibsta_bits { + DCAS = (1 << DCAS_NUM), /* device clear state */ + DTAS = (1 << DTAS_NUM), /* device trigger state */ + LACS = (1 << LACS_NUM), /* GPIB interface is addressed as Listener */ + TACS = (1 << TACS_NUM), /* GPIB interface is addressed as Talker */ + ATN = (1 << ATN_NUM), /* Attention is asserted */ + CIC = (1 << CIC_NUM), /* GPIB interface is Controller-in-Charge */ + REM = (1 << REM_NUM), /* remote state */ + LOK = (1 << LOK_NUM), /* lockout state */ + CMPL = (1 << CMPL_NUM), /* I/O is complete */ + EVENT = (1 << EVENT_NUM), /* DCAS, DTAS, or IFC has occurred */ + SPOLL = (1 << SPOLL_NUM), /* board serial polled by busmaster */ + RQS = (1 << RQS_NUM), /* Device requesting service */ + SRQI = (1 << SRQI_NUM), /* SRQ is asserted */ + END = (1 << END_NUM), /* EOI or EOS encountered */ + TIMO = (1 << TIMO_NUM), /* Time limit on I/O or wait function exceeded */ + ERR = (1 << ERR_NUM), /* Function call terminated on error */ + + device_status_mask = ERR | TIMO | END | CMPL | RQS, + board_status_mask = ERR | TIMO | END | CMPL | SPOLL | + EVENT | LOK | REM | CIC | ATN | TACS | LACS | DTAS | DCAS | SRQI, +}; + +/* End-of-string (EOS) modes for use with ibeos */ + +enum eos_flags { + EOS_MASK = 0x1c00, + REOS = 0x0400, /* Terminate reads on EOS */ + XEOS = 0x800, /* assert EOI when EOS char is sent */ + BIN = 0x1000 /* Do 8-bit compare on EOS */ +}; + +/* GPIB Bus Control Lines bit vector */ +enum bus_control_line { + VALID_DAV = 0x01, + VALID_NDAC = 0x02, + VALID_NRFD = 0x04, + VALID_IFC = 0x08, + VALID_REN = 0x10, + VALID_SRQ = 0x20, + VALID_ATN = 0x40, + VALID_EOI = 0x80, + VALID_ALL = 0xff, + BUS_DAV = 0x0100, /* DAV line status bit */ + BUS_NDAC = 0x0200, /* NDAC line status bit */ + BUS_NRFD = 0x0400, /* NRFD line status bit */ + BUS_IFC = 0x0800, /* IFC line status bit */ + BUS_REN = 0x1000, /* REN line status bit */ + BUS_SRQ = 0x2000, /* SRQ line status bit */ + BUS_ATN = 0x4000, /* ATN line status bit */ + BUS_EOI = 0x8000 /* EOI line status bit */ +}; + +/* Possible GPIB command messages */ + +enum cmd_byte { + GTL = 0x1, /* go to local */ + SDC = 0x4, /* selected device clear */ + PP_CONFIG = 0x5, +#ifndef PPC + PPC = PP_CONFIG, /* parallel poll configure */ +#endif + GET = 0x8, /* group execute trigger */ + TCT = 0x9, /* take control */ + LLO = 0x11, /* local lockout */ + DCL = 0x14, /* device clear */ + PPU = 0x15, /* parallel poll unconfigure */ + SPE = 0x18, /* serial poll enable */ + SPD = 0x19, /* serial poll disable */ + CFE = 0x1f, /* configure enable */ + LAD = 0x20, /* value to be 'ored' in to obtain listen address */ + UNL = 0x3F, /* unlisten */ + TAD = 0x40, /* value to be 'ored' in to obtain talk address */ + UNT = 0x5F, /* untalk */ + SAD = 0x60, /* my secondary address (base) */ + PPE = 0x60, /* parallel poll enable (base) */ + PPD = 0x70 /* parallel poll disable */ +}; + +enum ppe_bits { + PPC_DISABLE = 0x10, + PPC_SENSE = 0x8, /* parallel poll sense bit */ + PPC_DIO_MASK = 0x7 +}; + +/* confine address to range 0 to 30. */ +static inline unsigned int gpib_address_restrict(unsigned int addr) +{ + addr &= 0x1f; + if (addr == 0x1f) + addr = 0; + return addr; +} + +static inline __u8 MLA(unsigned int addr) +{ + return gpib_address_restrict(addr) | LAD; +} + +static inline __u8 MTA(unsigned int addr) +{ + return gpib_address_restrict(addr) | TAD; +} + +static inline __u8 MSA(unsigned int addr) +{ + return (addr & 0x1f) | SAD; +} + +static inline __u8 PPE_byte(unsigned int dio_line, int sense) +{ + __u8 cmd; + + cmd = PPE; + if (sense) + cmd |= PPC_SENSE; + cmd |= (dio_line - 1) & 0x7; + return cmd; +} + +/* mask of bits that actually matter in a command byte */ +enum { + gpib_command_mask = 0x7f, +}; + +static inline int is_PPE(__u8 command) +{ + return (command & 0x70) == 0x60; +} + +static inline int is_PPD(__u8 command) +{ + return (command & 0x70) == 0x70; +} + +static inline int in_addressed_command_group(__u8 command) +{ + return (command & 0x70) == 0x0; +} + +static inline int in_universal_command_group(__u8 command) +{ + return (command & 0x70) == 0x10; +} + +static inline int in_listen_address_group(__u8 command) +{ + return (command & 0x60) == 0x20; +} + +static inline int in_talk_address_group(__u8 command) +{ + return (command & 0x60) == 0x40; +} + +static inline int in_primary_command_group(__u8 command) +{ + return in_addressed_command_group(command) || + in_universal_command_group(command) || + in_listen_address_group(command) || + in_talk_address_group(command); +} + +static inline int gpib_address_equal(unsigned int pad1, int sad1, unsigned int pad2, int sad2) +{ + if (pad1 == pad2) { + if (sad1 == sad2) + return 1; + if (sad1 < 0 && sad2 < 0) + return 1; + } + + return 0; +} + +enum ibask_option { + IBA_PAD = 0x1, + IBA_SAD = 0x2, + IBA_TMO = 0x3, + IBA_EOT = 0x4, + IBA_PPC = 0x5, /* board only */ + IBA_READ_DR = 0x6, /* device only */ + IBA_AUTOPOLL = 0x7, /* board only */ + IBA_CICPROT = 0x8, /* board only */ + IBA_IRQ = 0x9, /* board only */ + IBA_SC = 0xa, /* board only */ + IBA_SRE = 0xb, /* board only */ + IBA_EOS_RD = 0xc, + IBA_EOS_WRT = 0xd, + IBA_EOS_CMP = 0xe, + IBA_EOS_CHAR = 0xf, + IBA_PP2 = 0x10, /* board only */ + IBA_TIMING = 0x11, /* board only */ + IBA_DMA = 0x12, /* board only */ + IBA_READ_ADJUST = 0x13, + IBA_WRITE_ADJUST = 0x14, + IBA_EVENT_QUEUE = 0x15, /* board only */ + IBA_SPOLL_BIT = 0x16, /* board only */ + IBA_SEND_LLO = 0x17, /* board only */ + IBA_SPOLL_TIME = 0x18, /* device only */ + IBA_PPOLL_TIME = 0x19, /* board only */ + IBA_END_BIT_IS_NORMAL = 0x1a, + IBA_UN_ADDR = 0x1b, /* device only */ + IBA_HS_CABLE_LENGTH = 0x1f, /* board only */ + IBA_IST = 0x20, /* board only */ + IBA_RSV = 0x21, /* board only */ + IBA_BNA = 0x200, /* device only */ + /* linux-gpib extensions */ + IBA_7_BIT_EOS = 0x1000 /* board only. Returns 1 if board supports 7 bit eos compares*/ +}; + +enum ibconfig_option { + IBC_PAD = 0x1, + IBC_SAD = 0x2, + IBC_TMO = 0x3, + IBC_EOT = 0x4, + IBC_PPC = 0x5, /* board only */ + IBC_READDR = 0x6, /* device only */ + IBC_AUTOPOLL = 0x7, /* board only */ + IBC_CICPROT = 0x8, /* board only */ + IBC_IRQ = 0x9, /* board only */ + IBC_SC = 0xa, /* board only */ + IBC_SRE = 0xb, /* board only */ + IBC_EOS_RD = 0xc, + IBC_EOS_WRT = 0xd, + IBC_EOS_CMP = 0xe, + IBC_EOS_CHAR = 0xf, + IBC_PP2 = 0x10, /* board only */ + IBC_TIMING = 0x11, /* board only */ + IBC_DMA = 0x12, /* board only */ + IBC_READ_ADJUST = 0x13, + IBC_WRITE_ADJUST = 0x14, + IBC_EVENT_QUEUE = 0x15, /* board only */ + IBC_SPOLL_BIT = 0x16, /* board only */ + IBC_SEND_LLO = 0x17, /* board only */ + IBC_SPOLL_TIME = 0x18, /* device only */ + IBC_PPOLL_TIME = 0x19, /* board only */ + IBC_END_BIT_IS_NORMAL = 0x1a, + IBC_UN_ADDR = 0x1b, /* device only */ + IBC_HS_CABLE_LENGTH = 0x1f, /* board only */ + IBC_IST = 0x20, /* board only */ + IBC_RSV = 0x21, /* board only */ + IBC_BNA = 0x200 /* device only */ +}; + +enum t1_delays { + T1_DELAY_2000ns = 1, + T1_DELAY_500ns = 2, + T1_DELAY_350ns = 3 +}; + +enum { + request_service_bit = 0x40, +}; + +enum gpib_events { + EVENT_NONE = 0, + EVENT_DEV_TRG = 1, + EVENT_DEV_CLR = 2, + EVENT_IFC = 3 +}; + +enum gpib_stb { + IB_STB_RQS = 0x40, /* IEEE 488.1 & 2 */ + IB_STB_ESB = 0x20, /* IEEE 488.2 only */ + IB_STB_MAV = 0x10 /* IEEE 488.2 only */ +}; + +#endif /* _GPIB_H */ + diff --git a/drivers/staging/gpib/uapi/gpib_ioctl.h b/drivers/staging/gpib/uapi/gpib_ioctl.h index 6202865278ea..0fed5c0fa7f2 100644 --- a/drivers/staging/gpib/uapi/gpib_ioctl.h +++ b/drivers/staging/gpib/uapi/gpib_ioctl.h @@ -12,42 +12,42 @@ #define GPIB_CODE 160 -typedef struct { +struct gpib_board_type_ioctl { char name[100]; -} board_type_ioctl_t; +}; /* argument for read/write/command ioctls */ -typedef struct { - uint64_t buffer_ptr; +struct gpib_read_write_ioctl { + __u64 buffer_ptr; unsigned int requested_transfer_count; unsigned int completed_transfer_count; int end; /* end flag return for reads, end io suppression request for cmd*/ int handle; -} read_write_ioctl_t; +}; -typedef struct { +struct gpib_open_dev_ioctl { unsigned int handle; unsigned int pad; int sad; unsigned is_board : 1; -} open_dev_ioctl_t; +}; -typedef struct { +struct gpib_close_dev_ioctl { unsigned int handle; -} close_dev_ioctl_t; +}; -typedef struct { +struct gpib_serial_poll_ioctl { unsigned int pad; int sad; - uint8_t status_byte; -} serial_poll_ioctl_t; + __u8 status_byte; +}; -typedef struct { +struct gpib_eos_ioctl { int eos; int eos_flags; -} eos_ioctl_t; +}; -typedef struct { +struct gpib_wait_ioctl { int handle; int wait_mask; int clear_mask; @@ -56,21 +56,21 @@ typedef struct { int pad; int sad; unsigned int usec_timeout; -} wait_ioctl_t; +}; -typedef struct { - uint64_t init_data_ptr; +struct gpib_online_ioctl { + __u64 init_data_ptr; int init_data_length; int online; -} online_ioctl_t; +}; -typedef struct { +struct gpib_spoll_bytes_ioctl { unsigned int num_bytes; unsigned int pad; int sad; -} spoll_bytes_ioctl_t; +}; -typedef struct { +struct gpib_board_info_ioctl { unsigned int pad; int sad; int parallel_poll_configuration; @@ -79,91 +79,85 @@ typedef struct { unsigned int t1_delay; unsigned ist : 1; unsigned no_7_bit_eos : 1; -} board_info_ioctl_t; +}; -typedef struct { +struct gpib_select_pci_ioctl { int pci_bus; int pci_slot; -} select_pci_ioctl_t; +}; -typedef struct { - uint8_t config; +struct gpib_ppoll_config_ioctl { + __u8 config; unsigned set_ist : 1; unsigned clear_ist : 1; -} ppoll_config_ioctl_t; +}; -typedef struct { +struct gpib_pad_ioctl { unsigned int handle; unsigned int pad; -} pad_ioctl_t; +}; -typedef struct { +struct gpib_sad_ioctl { unsigned int handle; int sad; -} sad_ioctl_t; +}; // select a piece of hardware to attach by its sysfs device path -typedef struct { +struct gpib_select_device_path_ioctl { char device_path[0x1000]; -} select_device_path_ioctl_t; - -typedef short event_ioctl_t; -typedef int rsc_ioctl_t; -typedef unsigned int t1_delay_ioctl_t; -typedef short autospoll_ioctl_t; -typedef short local_ppoll_mode_ioctl_t; +}; // update status byte and request service -typedef struct { - uint8_t status_byte; +struct gpib_request_service2 { + __u8 status_byte; int new_reason_for_service; -} request_service2_t; +}; /* Standard functions. */ enum gpib_ioctl { - IBRD = _IOWR(GPIB_CODE, 100, read_write_ioctl_t), - IBWRT = _IOWR(GPIB_CODE, 101, read_write_ioctl_t), - IBCMD = _IOWR(GPIB_CODE, 102, read_write_ioctl_t), - IBOPENDEV = _IOWR(GPIB_CODE, 3, open_dev_ioctl_t), - IBCLOSEDEV = _IOW(GPIB_CODE, 4, close_dev_ioctl_t), - IBWAIT = _IOWR(GPIB_CODE, 5, wait_ioctl_t), - IBRPP = _IOWR(GPIB_CODE, 6, uint8_t), + IBRD = _IOWR(GPIB_CODE, 100, struct gpib_read_write_ioctl), + IBWRT = _IOWR(GPIB_CODE, 101, struct gpib_read_write_ioctl), + IBCMD = _IOWR(GPIB_CODE, 102, struct gpib_read_write_ioctl), + IBOPENDEV = _IOWR(GPIB_CODE, 3, struct gpib_open_dev_ioctl), + IBCLOSEDEV = _IOW(GPIB_CODE, 4, struct gpib_close_dev_ioctl), + IBWAIT = _IOWR(GPIB_CODE, 5, struct gpib_wait_ioctl), + IBRPP = _IOWR(GPIB_CODE, 6, __u8), IBSIC = _IOW(GPIB_CODE, 9, unsigned int), IBSRE = _IOW(GPIB_CODE, 10, int), IBGTS = _IO(GPIB_CODE, 11), IBCAC = _IOW(GPIB_CODE, 12, int), IBLINES = _IOR(GPIB_CODE, 14, short), - IBPAD = _IOW(GPIB_CODE, 15, pad_ioctl_t), - IBSAD = _IOW(GPIB_CODE, 16, sad_ioctl_t), + IBPAD = _IOW(GPIB_CODE, 15, struct gpib_pad_ioctl), + IBSAD = _IOW(GPIB_CODE, 16, struct gpib_sad_ioctl), IBTMO = _IOW(GPIB_CODE, 17, unsigned int), - IBRSP = _IOWR(GPIB_CODE, 18, serial_poll_ioctl_t), - IBEOS = _IOW(GPIB_CODE, 19, eos_ioctl_t), - IBRSV = _IOW(GPIB_CODE, 20, uint8_t), - CFCBASE = _IOW(GPIB_CODE, 21, uint64_t), + IBRSP = _IOWR(GPIB_CODE, 18, struct gpib_serial_poll_ioctl), + IBEOS = _IOW(GPIB_CODE, 19, struct gpib_eos_ioctl), + IBRSV = _IOW(GPIB_CODE, 20, __u8), + CFCBASE = _IOW(GPIB_CODE, 21, __u64), CFCIRQ = _IOW(GPIB_CODE, 22, unsigned int), CFCDMA = _IOW(GPIB_CODE, 23, unsigned int), - CFCBOARDTYPE = _IOW(GPIB_CODE, 24, board_type_ioctl_t), + CFCBOARDTYPE = _IOW(GPIB_CODE, 24, struct gpib_board_type_ioctl), IBMUTEX = _IOW(GPIB_CODE, 26, int), - IBSPOLL_BYTES = _IOWR(GPIB_CODE, 27, spoll_bytes_ioctl_t), - IBPPC = _IOW(GPIB_CODE, 28, ppoll_config_ioctl_t), - IBBOARD_INFO = _IOR(GPIB_CODE, 29, board_info_ioctl_t), + IBSPOLL_BYTES = _IOWR(GPIB_CODE, 27, struct gpib_spoll_bytes_ioctl), + IBPPC = _IOW(GPIB_CODE, 28, struct gpib_ppoll_config_ioctl), + IBBOARD_INFO = _IOR(GPIB_CODE, 29, struct gpib_board_info_ioctl), IBQUERY_BOARD_RSV = _IOR(GPIB_CODE, 31, int), - IBSELECT_PCI = _IOWR(GPIB_CODE, 32, select_pci_ioctl_t), - IBEVENT = _IOR(GPIB_CODE, 33, event_ioctl_t), - IBRSC = _IOW(GPIB_CODE, 34, rsc_ioctl_t), - IB_T1_DELAY = _IOW(GPIB_CODE, 35, t1_delay_ioctl_t), + IBSELECT_PCI = _IOWR(GPIB_CODE, 32, struct gpib_select_pci_ioctl), + IBEVENT = _IOR(GPIB_CODE, 33, short), + IBRSC = _IOW(GPIB_CODE, 34, int), + IB_T1_DELAY = _IOW(GPIB_CODE, 35, unsigned int), IBLOC = _IO(GPIB_CODE, 36), - IBAUTOSPOLL = _IOW(GPIB_CODE, 38, autospoll_ioctl_t), - IBONL = _IOW(GPIB_CODE, 39, online_ioctl_t), - IBPP2_SET = _IOW(GPIB_CODE, 40, local_ppoll_mode_ioctl_t), - IBPP2_GET = _IOR(GPIB_CODE, 41, local_ppoll_mode_ioctl_t), - IBSELECT_DEVICE_PATH = _IOW(GPIB_CODE, 43, select_device_path_ioctl_t), + IBAUTOSPOLL = _IOW(GPIB_CODE, 38, short), + IBONL = _IOW(GPIB_CODE, 39, struct gpib_online_ioctl), + IBPP2_SET = _IOW(GPIB_CODE, 40, short), + IBPP2_GET = _IOR(GPIB_CODE, 41, short), + IBSELECT_DEVICE_PATH = _IOW(GPIB_CODE, 43, struct gpib_select_device_path_ioctl), // 44 was IBSELECT_SERIAL_NUMBER - IBRSV2 = _IOW(GPIB_CODE, 45, request_service2_t) + IBRSV2 = _IOW(GPIB_CODE, 45, struct gpib_request_service2) }; #endif /* _GPIB_IOCTL_H */ diff --git a/drivers/staging/gpib/uapi/gpib_user.h b/drivers/staging/gpib/uapi/gpib_user.h deleted file mode 100644 index 0896a55a758f..000000000000 --- a/drivers/staging/gpib/uapi/gpib_user.h +++ /dev/null @@ -1,363 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ - -/*************************************************************************** - * copyright : (C) 2002 by Frank Mori Hess - ***************************************************************************/ - -#ifndef _GPIB_USER_H -#define _GPIB_USER_H - -#define GPIB_MAX_NUM_BOARDS 16 -#define GPIB_MAX_NUM_DESCRIPTORS 0x1000 - -enum ibsta_bit_numbers { - DCAS_NUM = 0, - DTAS_NUM = 1, - LACS_NUM = 2, - TACS_NUM = 3, - ATN_NUM = 4, - CIC_NUM = 5, - REM_NUM = 6, - LOK_NUM = 7, - CMPL_NUM = 8, - EVENT_NUM = 9, - SPOLL_NUM = 10, - RQS_NUM = 11, - SRQI_NUM = 12, - END_NUM = 13, - TIMO_NUM = 14, - ERR_NUM = 15 -}; - -/* IBSTA status bits (returned by all functions) */ -enum ibsta_bits { - DCAS = (1 << DCAS_NUM), /* device clear state */ - DTAS = (1 << DTAS_NUM), /* device trigger state */ - LACS = (1 << LACS_NUM), /* GPIB interface is addressed as Listener */ - TACS = (1 << TACS_NUM), /* GPIB interface is addressed as Talker */ - ATN = (1 << ATN_NUM), /* Attention is asserted */ - CIC = (1 << CIC_NUM), /* GPIB interface is Controller-in-Charge */ - REM = (1 << REM_NUM), /* remote state */ - LOK = (1 << LOK_NUM), /* lockout state */ - CMPL = (1 << CMPL_NUM), /* I/O is complete */ - EVENT = (1 << EVENT_NUM), /* DCAS, DTAS, or IFC has occurred */ - SPOLL = (1 << SPOLL_NUM), /* board serial polled by busmaster */ - RQS = (1 << RQS_NUM), /* Device requesting service */ - SRQI = (1 << SRQI_NUM), /* SRQ is asserted */ - END = (1 << END_NUM), /* EOI or EOS encountered */ - TIMO = (1 << TIMO_NUM), /* Time limit on I/O or wait function exceeded */ - ERR = (1 << ERR_NUM), /* Function call terminated on error */ - - device_status_mask = ERR | TIMO | END | CMPL | RQS, - board_status_mask = ERR | TIMO | END | CMPL | SPOLL | - EVENT | LOK | REM | CIC | ATN | TACS | LACS | DTAS | DCAS | SRQI, -}; - -/* IBERR error codes */ -enum iberr_code { - EDVR = 0, /* system error */ - ECIC = 1, /* not CIC */ - ENOL = 2, /* no listeners */ - EADR = 3, /* CIC and not addressed before I/O */ - EARG = 4, /* bad argument to function call */ - ESAC = 5, /* not SAC */ - EABO = 6, /* I/O operation was aborted */ - ENEB = 7, /* non-existent board (GPIB interface offline) */ - EDMA = 8, /* DMA hardware error detected */ - EOIP = 10, /* new I/O attempted with old I/O in progress */ - ECAP = 11, /* no capability for intended opeation */ - EFSO = 12, /* file system operation error */ - EBUS = 14, /* bus error */ - ESTB = 15, /* lost serial poll bytes */ - ESRQ = 16, /* SRQ stuck on */ - ETAB = 20 /* Table Overflow */ -}; - -/* Timeout values and meanings */ -enum gpib_timeout { - TNONE = 0, /* Infinite timeout (disabled) */ - T10us = 1, /* Timeout of 10 usec (ideal) */ - T30us = 2, /* Timeout of 30 usec (ideal) */ - T100us = 3, /* Timeout of 100 usec (ideal) */ - T300us = 4, /* Timeout of 300 usec (ideal) */ - T1ms = 5, /* Timeout of 1 msec (ideal) */ - T3ms = 6, /* Timeout of 3 msec (ideal) */ - T10ms = 7, /* Timeout of 10 msec (ideal) */ - T30ms = 8, /* Timeout of 30 msec (ideal) */ - T100ms = 9, /* Timeout of 100 msec (ideal) */ - T300ms = 10, /* Timeout of 300 msec (ideal) */ - T1s = 11, /* Timeout of 1 sec (ideal) */ - T3s = 12, /* Timeout of 3 sec (ideal) */ - T10s = 13, /* Timeout of 10 sec (ideal) */ - T30s = 14, /* Timeout of 30 sec (ideal) */ - T100s = 15, /* Timeout of 100 sec (ideal) */ - T300s = 16, /* Timeout of 300 sec (ideal) */ - T1000s = 17 /* Timeout of 1000 sec (maximum) */ -}; - -/* End-of-string (EOS) modes for use with ibeos */ - -enum eos_flags { - EOS_MASK = 0x1c00, - REOS = 0x0400, /* Terminate reads on EOS */ - XEOS = 0x800, /* assert EOI when EOS char is sent */ - BIN = 0x1000 /* Do 8-bit compare on EOS */ -}; - -/* GPIB Bus Control Lines bit vector */ -enum bus_control_line { - ValidDAV = 0x01, - ValidNDAC = 0x02, - ValidNRFD = 0x04, - ValidIFC = 0x08, - ValidREN = 0x10, - ValidSRQ = 0x20, - ValidATN = 0x40, - ValidEOI = 0x80, - ValidALL = 0xff, - BusDAV = 0x0100, /* DAV line status bit */ - BusNDAC = 0x0200, /* NDAC line status bit */ - BusNRFD = 0x0400, /* NRFD line status bit */ - BusIFC = 0x0800, /* IFC line status bit */ - BusREN = 0x1000, /* REN line status bit */ - BusSRQ = 0x2000, /* SRQ line status bit */ - BusATN = 0x4000, /* ATN line status bit */ - BusEOI = 0x8000 /* EOI line status bit */ -}; - -enum old_bus_control_line { - BUS_DAV = 0x0100, /* DAV line status bit */ - BUS_NDAC = 0x0200, /* NDAC line status bit */ - BUS_NRFD = 0x0400, /* NRFD line status bit */ - BUS_IFC = 0x0800, /* IFC line status bit */ - BUS_REN = 0x1000, /* REN line status bit */ - BUS_SRQ = 0x2000, /* SRQ line status bit */ - BUS_ATN = 0x4000, /* ATN line status bit */ - BUS_EOI = 0x8000 /* EOI line status bit */ -}; - -/* Possible GPIB command messages */ - -enum cmd_byte { - GTL = 0x1, /* go to local */ - SDC = 0x4, /* selected device clear */ - PPConfig = 0x5, -#ifndef PPC - PPC = PPConfig, /* parallel poll configure */ -#endif - GET = 0x8, /* group execute trigger */ - TCT = 0x9, /* take control */ - LLO = 0x11, /* local lockout */ - DCL = 0x14, /* device clear */ - PPU = 0x15, /* parallel poll unconfigure */ - SPE = 0x18, /* serial poll enable */ - SPD = 0x19, /* serial poll disable */ - CFE = 0x1f, /* configure enable */ - LAD = 0x20, /* value to be 'ored' in to obtain listen address */ - UNL = 0x3F, /* unlisten */ - TAD = 0x40, /* value to be 'ored' in to obtain talk address */ - UNT = 0x5F, /* untalk */ - SAD = 0x60, /* my secondary address (base) */ - PPE = 0x60, /* parallel poll enable (base) */ - PPD = 0x70 /* parallel poll disable */ -}; - -enum ppe_bits { - PPC_DISABLE = 0x10, - PPC_SENSE = 0x8, /* parallel poll sense bit */ - PPC_DIO_MASK = 0x7 -}; - -/* confine address to range 0 to 30. */ -static inline unsigned int gpib_address_restrict(unsigned int addr) -{ - addr &= 0x1f; - if (addr == 0x1f) - addr = 0; - return addr; -} - -static inline uint8_t MLA(unsigned int addr) -{ - return gpib_address_restrict(addr) | LAD; -} - -static inline uint8_t MTA(unsigned int addr) -{ - return gpib_address_restrict(addr) | TAD; -} - -static inline uint8_t MSA(unsigned int addr) -{ - return gpib_address_restrict(addr) | SAD; -} - -static inline uint8_t PPE_byte(unsigned int dio_line, int sense) -{ - uint8_t cmd; - - cmd = PPE; - if (sense) - cmd |= PPC_SENSE; - cmd |= (dio_line - 1) & 0x7; - return cmd; -} - -static inline uint8_t CFGn(unsigned int meters) -{ - return 0x6 | (meters & 0xf); -} - -/* mask of bits that actually matter in a command byte */ -enum { - gpib_command_mask = 0x7f, -}; - -static inline int is_PPE(uint8_t command) -{ - return (command & 0x70) == 0x60; -} - -static inline int is_PPD(uint8_t command) -{ - return (command & 0x70) == 0x70; -} - -static inline int in_addressed_command_group(uint8_t command) -{ - return (command & 0x70) == 0x0; -} - -static inline int in_universal_command_group(uint8_t command) -{ - return (command & 0x70) == 0x10; -} - -static inline int in_listen_address_group(uint8_t command) -{ - return (command & 0x60) == 0x20; -} - -static inline int in_talk_address_group(uint8_t command) -{ - return (command & 0x60) == 0x40; -} - -static inline int in_primary_command_group(uint8_t command) -{ - return in_addressed_command_group(command) || - in_universal_command_group(command) || - in_listen_address_group(command) || - in_talk_address_group(command); -} - -static inline int gpib_address_equal(unsigned int pad1, int sad1, unsigned int pad2, int sad2) -{ - if (pad1 == pad2) { - if (sad1 == sad2) - return 1; - if (sad1 < 0 && sad2 < 0) - return 1; - } - - return 0; -} - -enum ibask_option { - IbaPAD = 0x1, - IbaSAD = 0x2, - IbaTMO = 0x3, - IbaEOT = 0x4, - IbaPPC = 0x5, /* board only */ - IbaREADDR = 0x6, /* device only */ - IbaAUTOPOLL = 0x7, /* board only */ - IbaCICPROT = 0x8, /* board only */ - IbaIRQ = 0x9, /* board only */ - IbaSC = 0xa, /* board only */ - IbaSRE = 0xb, /* board only */ - IbaEOSrd = 0xc, - IbaEOSwrt = 0xd, - IbaEOScmp = 0xe, - IbaEOSchar = 0xf, - IbaPP2 = 0x10, /* board only */ - IbaTIMING = 0x11, /* board only */ - IbaDMA = 0x12, /* board only */ - IbaReadAdjust = 0x13, - IbaWriteAdjust = 0x14, - IbaEventQueue = 0x15, /* board only */ - IbaSPollBit = 0x16, /* board only */ - IbaSpollBit = 0x16, /* board only */ - IbaSendLLO = 0x17, /* board only */ - IbaSPollTime = 0x18, /* device only */ - IbaPPollTime = 0x19, /* board only */ - IbaEndBitIsNormal = 0x1a, - IbaUnAddr = 0x1b, /* device only */ - IbaHSCableLength = 0x1f, /* board only */ - IbaIst = 0x20, /* board only */ - IbaRsv = 0x21, /* board only */ - IbaBNA = 0x200, /* device only */ - /* linux-gpib extensions */ - Iba7BitEOS = 0x1000 /* board only. Returns 1 if board supports 7 bit eos compares*/ -}; - -enum ibconfig_option { - IbcPAD = 0x1, - IbcSAD = 0x2, - IbcTMO = 0x3, - IbcEOT = 0x4, - IbcPPC = 0x5, /* board only */ - IbcREADDR = 0x6, /* device only */ - IbcAUTOPOLL = 0x7, /* board only */ - IbcCICPROT = 0x8, /* board only */ - IbcIRQ = 0x9, /* board only */ - IbcSC = 0xa, /* board only */ - IbcSRE = 0xb, /* board only */ - IbcEOSrd = 0xc, - IbcEOSwrt = 0xd, - IbcEOScmp = 0xe, - IbcEOSchar = 0xf, - IbcPP2 = 0x10, /* board only */ - IbcTIMING = 0x11, /* board only */ - IbcDMA = 0x12, /* board only */ - IbcReadAdjust = 0x13, - IbcWriteAdjust = 0x14, - IbcEventQueue = 0x15, /* board only */ - IbcSPollBit = 0x16, /* board only */ - IbcSpollBit = 0x16, /* board only */ - IbcSendLLO = 0x17, /* board only */ - IbcSPollTime = 0x18, /* device only */ - IbcPPollTime = 0x19, /* board only */ - IbcEndBitIsNormal = 0x1a, - IbcUnAddr = 0x1b, /* device only */ - IbcHSCableLength = 0x1f, /* board only */ - IbcIst = 0x20, /* board only */ - IbcRsv = 0x21, /* board only */ - IbcBNA = 0x200 /* device only */ -}; - -enum t1_delays { - T1_DELAY_2000ns = 1, - T1_DELAY_500ns = 2, - T1_DELAY_350ns = 3 -}; - -enum { - request_service_bit = 0x40, -}; - -enum gpib_events { - EventNone = 0, - EventDevTrg = 1, - EventDevClr = 2, - EventIFC = 3 -}; - -enum gpib_stb { - IbStbRQS = 0x40, /* IEEE 488.1 & 2 */ - IbStbESB = 0x20, /* IEEE 488.2 only */ - IbStbMAV = 0x10 /* IEEE 488.2 only */ -}; - -#endif /* _GPIB_USER_H */ - -/* Check for errors */ diff --git a/drivers/staging/greybus/camera.c b/drivers/staging/greybus/camera.c index 5d80ace41d8e..ec9fddfc0b14 100644 --- a/drivers/staging/greybus/camera.c +++ b/drivers/staging/greybus/camera.c @@ -1165,8 +1165,8 @@ static int gb_camera_debugfs_init(struct gb_camera *gcam) gcam->debugfs.buffers[i].length = 0; debugfs_create_file_aux(entry->name, entry->mask, - gcam->debugfs.root, gcam, entry, - &gb_camera_debugfs_ops); + gcam->debugfs.root, gcam, entry, + &gb_camera_debugfs_ops); } return 0; diff --git a/drivers/staging/greybus/fw-management.c b/drivers/staging/greybus/fw-management.c index a47385175582..152949c23d65 100644 --- a/drivers/staging/greybus/fw-management.c +++ b/drivers/staging/greybus/fw-management.c @@ -123,17 +123,11 @@ static int fw_mgmt_interface_fw_version_operation(struct fw_mgmt *fw_mgmt, fw_info->major = le16_to_cpu(response.major); fw_info->minor = le16_to_cpu(response.minor); - strscpy_pad(fw_info->firmware_tag, response.firmware_tag); - - /* - * The firmware-tag should be NULL terminated, otherwise throw error but - * don't fail. - */ - if (fw_info->firmware_tag[GB_FIRMWARE_TAG_MAX_SIZE - 1] != '\0') { + ret = strscpy_pad(fw_info->firmware_tag, response.firmware_tag); + if (ret == -E2BIG) dev_err(fw_mgmt->parent, - "fw-version: firmware-tag is not NULL terminated\n"); - fw_info->firmware_tag[GB_FIRMWARE_TAG_MAX_SIZE - 1] = '\0'; - } + "fw-version: truncated firmware tag: %s\n", + fw_info->firmware_tag); return 0; } @@ -152,14 +146,12 @@ static int fw_mgmt_load_and_validate_operation(struct fw_mgmt *fw_mgmt, } request.load_method = load_method; - strscpy_pad(request.firmware_tag, tag); - /* - * The firmware-tag should be NULL terminated, otherwise throw error and - * fail. - */ - if (request.firmware_tag[GB_FIRMWARE_TAG_MAX_SIZE - 1] != '\0') { - dev_err(fw_mgmt->parent, "load-and-validate: firmware-tag is not NULL terminated\n"); + ret = strscpy_pad(request.firmware_tag, tag); + if (ret == -E2BIG) { + dev_err(fw_mgmt->parent, + "load-and-validate: truncated firmware tag: %s\n", + request.firmware_tag); return -EINVAL; } @@ -248,14 +240,11 @@ static int fw_mgmt_backend_fw_version_operation(struct fw_mgmt *fw_mgmt, struct gb_fw_mgmt_backend_fw_version_response response; int ret; - strscpy_pad(request.firmware_tag, fw_info->firmware_tag); - - /* - * The firmware-tag should be NULL terminated, otherwise throw error and - * fail. - */ - if (request.firmware_tag[GB_FIRMWARE_TAG_MAX_SIZE - 1] != '\0') { - dev_err(fw_mgmt->parent, "backend-version: firmware-tag is not NULL terminated\n"); + ret = strscpy_pad(request.firmware_tag, fw_info->firmware_tag); + if (ret == -E2BIG) { + dev_err(fw_mgmt->parent, + "backend-fw-version: truncated firmware tag: %s\n", + request.firmware_tag); return -EINVAL; } @@ -302,13 +291,10 @@ static int fw_mgmt_backend_fw_update_operation(struct fw_mgmt *fw_mgmt, int ret; ret = strscpy_pad(request.firmware_tag, tag); - - /* - * The firmware-tag should be NULL terminated, otherwise throw error and - * fail. - */ if (ret == -E2BIG) { - dev_err(fw_mgmt->parent, "backend-update: firmware-tag is not NULL terminated\n"); + dev_err(fw_mgmt->parent, + "backend-fw-update: truncated firmware tag: %s\n", + request.firmware_tag); return -EINVAL; } diff --git a/drivers/staging/greybus/gpio.c b/drivers/staging/greybus/gpio.c index 16bcf7fc8158..f81c34160f72 100644 --- a/drivers/staging/greybus/gpio.c +++ b/drivers/staging/greybus/gpio.c @@ -185,8 +185,8 @@ static int gb_gpio_get_value_operation(struct gb_gpio_controller *ggc, return 0; } -static void gb_gpio_set_value_operation(struct gb_gpio_controller *ggc, - u8 which, bool value_high) +static int gb_gpio_set_value_operation(struct gb_gpio_controller *ggc, + u8 which, bool value_high) { struct device *dev = &ggc->gbphy_dev->dev; struct gb_gpio_set_value_request request; @@ -195,7 +195,7 @@ static void gb_gpio_set_value_operation(struct gb_gpio_controller *ggc, if (ggc->lines[which].direction == 1) { dev_warn(dev, "refusing to set value of input gpio %u\n", which); - return; + return -EPERM; } request.which = which; @@ -204,10 +204,12 @@ static void gb_gpio_set_value_operation(struct gb_gpio_controller *ggc, &request, sizeof(request), NULL, 0); if (ret) { dev_err(dev, "failed to set value of gpio %u\n", which); - return; + return ret; } ggc->lines[which].value = request.value; + + return 0; } static int gb_gpio_set_debounce_operation(struct gb_gpio_controller *ggc, @@ -457,11 +459,11 @@ static int gb_gpio_get(struct gpio_chip *chip, unsigned int offset) return ggc->lines[which].value; } -static void gb_gpio_set(struct gpio_chip *chip, unsigned int offset, int value) +static int gb_gpio_set(struct gpio_chip *chip, unsigned int offset, int value) { struct gb_gpio_controller *ggc = gpiochip_get_data(chip); - gb_gpio_set_value_operation(ggc, (u8)offset, !!value); + return gb_gpio_set_value_operation(ggc, (u8)offset, !!value); } static int gb_gpio_set_config(struct gpio_chip *chip, unsigned int offset, @@ -555,7 +557,7 @@ static int gb_gpio_probe(struct gbphy_device *gbphy_dev, gpio->direction_input = gb_gpio_direction_input; gpio->direction_output = gb_gpio_direction_output; gpio->get = gb_gpio_get; - gpio->set = gb_gpio_set; + gpio->set_rv = gb_gpio_set; gpio->set_config = gb_gpio_set_config; gpio->base = -1; /* Allocate base dynamically */ gpio->ngpio = ggc->line_max + 1; diff --git a/drivers/staging/greybus/uart.c b/drivers/staging/greybus/uart.c index 8eab94cb06fa..308ed1ca9947 100644 --- a/drivers/staging/greybus/uart.c +++ b/drivers/staging/greybus/uart.c @@ -948,7 +948,8 @@ static int gb_tty_init(void) { int retval = 0; - gb_tty_driver = tty_alloc_driver(GB_NUM_MINORS, 0); + gb_tty_driver = tty_alloc_driver(GB_NUM_MINORS, TTY_DRIVER_REAL_RAW | + TTY_DRIVER_DYNAMIC_DEV); if (IS_ERR(gb_tty_driver)) { pr_err("Can not allocate tty driver\n"); retval = -ENOMEM; @@ -961,7 +962,6 @@ static int gb_tty_init(void) gb_tty_driver->minor_start = 0; gb_tty_driver->type = TTY_DRIVER_TYPE_SERIAL; gb_tty_driver->subtype = SERIAL_TYPE_NORMAL; - gb_tty_driver->flags = TTY_DRIVER_REAL_RAW | TTY_DRIVER_DYNAMIC_DEV; gb_tty_driver->init_termios = tty_std_termios; gb_tty_driver->init_termios.c_cflag = B9600 | CS8 | CREAD | HUPCL | CLOCAL; diff --git a/drivers/staging/iio/accel/Kconfig b/drivers/staging/iio/accel/Kconfig index 3318997a7009..cee51f64bc4b 100644 --- a/drivers/staging/iio/accel/Kconfig +++ b/drivers/staging/iio/accel/Kconfig @@ -16,16 +16,4 @@ config ADIS16203 To compile this driver as a module, say M here: the module will be called adis16203. -config ADIS16240 - tristate "Analog Devices ADIS16240 Programmable Impact Sensor and Recorder" - depends on SPI - select IIO_ADIS_LIB - select IIO_ADIS_LIB_BUFFER if IIO_BUFFER - help - Say Y here to build support for Analog Devices adis16240 programmable - impact Sensor and recorder. - - To compile this driver as a module, say M here: the module will be - called adis16240. - endmenu diff --git a/drivers/staging/iio/accel/Makefile b/drivers/staging/iio/accel/Makefile index 094cc9be35bd..acac7bc9b9c0 100644 --- a/drivers/staging/iio/accel/Makefile +++ b/drivers/staging/iio/accel/Makefile @@ -4,4 +4,3 @@ # obj-$(CONFIG_ADIS16203) += adis16203.o -obj-$(CONFIG_ADIS16240) += adis16240.o diff --git a/drivers/staging/iio/accel/adis16203.c b/drivers/staging/iio/accel/adis16203.c index c1c73308800c..830ff38fda92 100644 --- a/drivers/staging/iio/accel/adis16203.c +++ b/drivers/staging/iio/accel/adis16203.c @@ -294,7 +294,7 @@ static int adis16203_probe(struct spi_device *spi) static const struct of_device_id adis16203_of_match[] = { { .compatible = "adi,adis16203" }, - { }, + { } }; MODULE_DEVICE_TABLE(of, adis16203_of_match); diff --git a/drivers/staging/iio/accel/adis16240.c b/drivers/staging/iio/accel/adis16240.c deleted file mode 100644 index 3be3eaf5d9d4..000000000000 --- a/drivers/staging/iio/accel/adis16240.c +++ /dev/null @@ -1,443 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * ADIS16240 Programmable Impact Sensor and Recorder driver - * - * Copyright 2010 Analog Devices Inc. - */ - -#include <linux/device.h> -#include <linux/kernel.h> -#include <linux/spi/spi.h> -#include <linux/sysfs.h> -#include <linux/module.h> - -#include <linux/iio/iio.h> -#include <linux/iio/sysfs.h> -#include <linux/iio/imu/adis.h> - -#define ADIS16240_STARTUP_DELAY 220 /* ms */ - -/* Flash memory write count */ -#define ADIS16240_FLASH_CNT 0x00 - -/* Output, power supply */ -#define ADIS16240_SUPPLY_OUT 0x02 - -/* Output, x-axis accelerometer */ -#define ADIS16240_XACCL_OUT 0x04 - -/* Output, y-axis accelerometer */ -#define ADIS16240_YACCL_OUT 0x06 - -/* Output, z-axis accelerometer */ -#define ADIS16240_ZACCL_OUT 0x08 - -/* Output, auxiliary ADC input */ -#define ADIS16240_AUX_ADC 0x0A - -/* Output, temperature */ -#define ADIS16240_TEMP_OUT 0x0C - -/* Output, x-axis acceleration peak */ -#define ADIS16240_XPEAK_OUT 0x0E - -/* Output, y-axis acceleration peak */ -#define ADIS16240_YPEAK_OUT 0x10 - -/* Output, z-axis acceleration peak */ -#define ADIS16240_ZPEAK_OUT 0x12 - -/* Output, sum-of-squares acceleration peak */ -#define ADIS16240_XYZPEAK_OUT 0x14 - -/* Output, Capture Buffer 1, X and Y acceleration */ -#define ADIS16240_CAPT_BUF1 0x16 - -/* Output, Capture Buffer 2, Z acceleration */ -#define ADIS16240_CAPT_BUF2 0x18 - -/* Diagnostic, error flags */ -#define ADIS16240_DIAG_STAT 0x1A - -/* Diagnostic, event counter */ -#define ADIS16240_EVNT_CNTR 0x1C - -/* Diagnostic, check sum value from firmware test */ -#define ADIS16240_CHK_SUM 0x1E - -/* Calibration, x-axis acceleration offset adjustment */ -#define ADIS16240_XACCL_OFF 0x20 - -/* Calibration, y-axis acceleration offset adjustment */ -#define ADIS16240_YACCL_OFF 0x22 - -/* Calibration, z-axis acceleration offset adjustment */ -#define ADIS16240_ZACCL_OFF 0x24 - -/* Clock, hour and minute */ -#define ADIS16240_CLK_TIME 0x2E - -/* Clock, month and day */ -#define ADIS16240_CLK_DATE 0x30 - -/* Clock, year */ -#define ADIS16240_CLK_YEAR 0x32 - -/* Wake-up setting, hour and minute */ -#define ADIS16240_WAKE_TIME 0x34 - -/* Wake-up setting, month and day */ -#define ADIS16240_WAKE_DATE 0x36 - -/* Alarm 1 amplitude threshold */ -#define ADIS16240_ALM_MAG1 0x38 - -/* Alarm 2 amplitude threshold */ -#define ADIS16240_ALM_MAG2 0x3A - -/* Alarm control */ -#define ADIS16240_ALM_CTRL 0x3C - -/* Capture, external trigger control */ -#define ADIS16240_XTRIG_CTRL 0x3E - -/* Capture, address pointer */ -#define ADIS16240_CAPT_PNTR 0x40 - -/* Capture, configuration and control */ -#define ADIS16240_CAPT_CTRL 0x42 - -/* General-purpose digital input/output control */ -#define ADIS16240_GPIO_CTRL 0x44 - -/* Miscellaneous control */ -#define ADIS16240_MSC_CTRL 0x46 - -/* Internal sample period (rate) control */ -#define ADIS16240_SMPL_PRD 0x48 - -/* System command */ -#define ADIS16240_GLOB_CMD 0x4A - -/* MSC_CTRL */ - -/* Enables sum-of-squares output (XYZPEAK_OUT) */ -#define ADIS16240_MSC_CTRL_XYZPEAK_OUT_EN BIT(15) - -/* Enables peak tracking output (XPEAK_OUT, YPEAK_OUT, and ZPEAK_OUT) */ -#define ADIS16240_MSC_CTRL_X_Y_ZPEAK_OUT_EN BIT(14) - -/* Self-test enable: 1 = apply electrostatic force, 0 = disabled */ -#define ADIS16240_MSC_CTRL_SELF_TEST_EN BIT(8) - -/* Data-ready enable: 1 = enabled, 0 = disabled */ -#define ADIS16240_MSC_CTRL_DATA_RDY_EN BIT(2) - -/* Data-ready polarity: 1 = active high, 0 = active low */ -#define ADIS16240_MSC_CTRL_ACTIVE_HIGH BIT(1) - -/* Data-ready line selection: 1 = DIO2, 0 = DIO1 */ -#define ADIS16240_MSC_CTRL_DATA_RDY_DIO2 BIT(0) - -/* DIAG_STAT */ - -/* Alarm 2 status: 1 = alarm active, 0 = alarm inactive */ -#define ADIS16240_DIAG_STAT_ALARM2 BIT(9) - -/* Alarm 1 status: 1 = alarm active, 0 = alarm inactive */ -#define ADIS16240_DIAG_STAT_ALARM1 BIT(8) - -/* Capture buffer full: 1 = capture buffer is full */ -#define ADIS16240_DIAG_STAT_CPT_BUF_FUL BIT(7) - -/* Flash test, checksum flag: 1 = mismatch, 0 = match */ -#define ADIS16240_DIAG_STAT_CHKSUM BIT(6) - -/* Power-on, self-test flag: 1 = failure, 0 = pass */ -#define ADIS16240_DIAG_STAT_PWRON_FAIL_BIT 5 - -/* Power-on self-test: 1 = in-progress, 0 = complete */ -#define ADIS16240_DIAG_STAT_PWRON_BUSY BIT(4) - -/* SPI communications failure */ -#define ADIS16240_DIAG_STAT_SPI_FAIL_BIT 3 - -/* Flash update failure */ -#define ADIS16240_DIAG_STAT_FLASH_UPT_BIT 2 - -/* Power supply above 3.625 V */ -#define ADIS16240_DIAG_STAT_POWER_HIGH_BIT 1 - - /* Power supply below 2.225 V */ -#define ADIS16240_DIAG_STAT_POWER_LOW_BIT 0 - -/* GLOB_CMD */ - -#define ADIS16240_GLOB_CMD_RESUME BIT(8) -#define ADIS16240_GLOB_CMD_SW_RESET BIT(7) -#define ADIS16240_GLOB_CMD_STANDBY BIT(2) - -#define ADIS16240_ERROR_ACTIVE BIT(14) - -/* At the moment triggers are only used for ring buffer - * filling. This may change! - */ - -enum adis16240_scan { - ADIS16240_SCAN_ACC_X, - ADIS16240_SCAN_ACC_Y, - ADIS16240_SCAN_ACC_Z, - ADIS16240_SCAN_SUPPLY, - ADIS16240_SCAN_AUX_ADC, - ADIS16240_SCAN_TEMP, -}; - -static ssize_t adis16240_spi_read_signed(struct device *dev, - struct device_attribute *attr, - char *buf, - unsigned int bits) -{ - struct iio_dev *indio_dev = dev_to_iio_dev(dev); - struct adis *st = iio_priv(indio_dev); - int ret; - s16 val = 0; - unsigned int shift = 16 - bits; - struct iio_dev_attr *this_attr = to_iio_dev_attr(attr); - - ret = adis_read_reg_16(st, - this_attr->address, (u16 *)&val); - if (ret) - return ret; - - if (val & ADIS16240_ERROR_ACTIVE) - adis_check_status(st); - - val = (s16)(val << shift) >> shift; - return sprintf(buf, "%d\n", val); -} - -static ssize_t adis16240_read_12bit_signed(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - return adis16240_spi_read_signed(dev, attr, buf, 12); -} - -static IIO_DEVICE_ATTR(in_accel_xyz_squared_peak_raw, 0444, - adis16240_read_12bit_signed, NULL, - ADIS16240_XYZPEAK_OUT); - -static IIO_CONST_ATTR_SAMP_FREQ_AVAIL("4096"); - -static const u8 adis16240_addresses[][2] = { - [ADIS16240_SCAN_ACC_X] = { ADIS16240_XACCL_OFF, ADIS16240_XPEAK_OUT }, - [ADIS16240_SCAN_ACC_Y] = { ADIS16240_YACCL_OFF, ADIS16240_YPEAK_OUT }, - [ADIS16240_SCAN_ACC_Z] = { ADIS16240_ZACCL_OFF, ADIS16240_ZPEAK_OUT }, -}; - -static int adis16240_read_raw(struct iio_dev *indio_dev, - struct iio_chan_spec const *chan, - int *val, int *val2, - long mask) -{ - struct adis *st = iio_priv(indio_dev); - int ret; - u8 addr; - s16 val16; - - switch (mask) { - case IIO_CHAN_INFO_RAW: - return adis_single_conversion(indio_dev, chan, - ADIS16240_ERROR_ACTIVE, val); - case IIO_CHAN_INFO_SCALE: - switch (chan->type) { - case IIO_VOLTAGE: - if (chan->channel == 0) { - *val = 4; - *val2 = 880000; /* 4.88 mV */ - return IIO_VAL_INT_PLUS_MICRO; - } - return -EINVAL; - case IIO_TEMP: - *val = 244; /* 0.244 C */ - *val2 = 0; - return IIO_VAL_INT_PLUS_MICRO; - case IIO_ACCEL: - *val = 0; - *val2 = IIO_G_TO_M_S_2(51400); /* 51.4 mg */ - return IIO_VAL_INT_PLUS_MICRO; - default: - return -EINVAL; - } - break; - case IIO_CHAN_INFO_PEAK_SCALE: - *val = 0; - *val2 = IIO_G_TO_M_S_2(51400); /* 51.4 mg */ - return IIO_VAL_INT_PLUS_MICRO; - case IIO_CHAN_INFO_OFFSET: - *val = 25000 / 244 - 0x133; /* 25 C = 0x133 */ - return IIO_VAL_INT; - case IIO_CHAN_INFO_CALIBBIAS: - addr = adis16240_addresses[chan->scan_index][0]; - ret = adis_read_reg_16(st, addr, &val16); - if (ret) - return ret; - *val = sign_extend32(val16, 9); - return IIO_VAL_INT; - case IIO_CHAN_INFO_PEAK: - addr = adis16240_addresses[chan->scan_index][1]; - ret = adis_read_reg_16(st, addr, &val16); - if (ret) - return ret; - *val = sign_extend32(val16, 9); - return IIO_VAL_INT; - } - return -EINVAL; -} - -static int adis16240_write_raw(struct iio_dev *indio_dev, - struct iio_chan_spec const *chan, - int val, - int val2, - long mask) -{ - struct adis *st = iio_priv(indio_dev); - u8 addr; - - switch (mask) { - case IIO_CHAN_INFO_CALIBBIAS: - addr = adis16240_addresses[chan->scan_index][0]; - return adis_write_reg_16(st, addr, val & GENMASK(9, 0)); - } - return -EINVAL; -} - -static const struct iio_chan_spec adis16240_channels[] = { - ADIS_SUPPLY_CHAN(ADIS16240_SUPPLY_OUT, ADIS16240_SCAN_SUPPLY, 0, 10), - ADIS_AUX_ADC_CHAN(ADIS16240_AUX_ADC, ADIS16240_SCAN_AUX_ADC, 0, 10), - ADIS_ACCEL_CHAN(X, ADIS16240_XACCL_OUT, ADIS16240_SCAN_ACC_X, - BIT(IIO_CHAN_INFO_CALIBBIAS) | BIT(IIO_CHAN_INFO_PEAK), - 0, 10), - ADIS_ACCEL_CHAN(Y, ADIS16240_YACCL_OUT, ADIS16240_SCAN_ACC_Y, - BIT(IIO_CHAN_INFO_CALIBBIAS) | BIT(IIO_CHAN_INFO_PEAK), - 0, 10), - ADIS_ACCEL_CHAN(Z, ADIS16240_ZACCL_OUT, ADIS16240_SCAN_ACC_Z, - BIT(IIO_CHAN_INFO_CALIBBIAS) | BIT(IIO_CHAN_INFO_PEAK), - 0, 10), - ADIS_TEMP_CHAN(ADIS16240_TEMP_OUT, ADIS16240_SCAN_TEMP, 0, 10), - IIO_CHAN_SOFT_TIMESTAMP(6) -}; - -static struct attribute *adis16240_attributes[] = { - &iio_dev_attr_in_accel_xyz_squared_peak_raw.dev_attr.attr, - &iio_const_attr_sampling_frequency_available.dev_attr.attr, - NULL -}; - -static const struct attribute_group adis16240_attribute_group = { - .attrs = adis16240_attributes, -}; - -static const struct iio_info adis16240_info = { - .attrs = &adis16240_attribute_group, - .read_raw = adis16240_read_raw, - .write_raw = adis16240_write_raw, - .update_scan_mode = adis_update_scan_mode, -}; - -static const char * const adis16240_status_error_msgs[] = { - [ADIS16240_DIAG_STAT_PWRON_FAIL_BIT] = "Power on, self-test failed", - [ADIS16240_DIAG_STAT_SPI_FAIL_BIT] = "SPI failure", - [ADIS16240_DIAG_STAT_FLASH_UPT_BIT] = "Flash update failed", - [ADIS16240_DIAG_STAT_POWER_HIGH_BIT] = "Power supply above 3.625V", - [ADIS16240_DIAG_STAT_POWER_LOW_BIT] = "Power supply below 2.225V", -}; - -static const struct adis_timeout adis16240_timeouts = { - .reset_ms = ADIS16240_STARTUP_DELAY, - .sw_reset_ms = ADIS16240_STARTUP_DELAY, - .self_test_ms = ADIS16240_STARTUP_DELAY, -}; - -static const struct adis_data adis16240_data = { - .write_delay = 35, - .read_delay = 35, - .msc_ctrl_reg = ADIS16240_MSC_CTRL, - .glob_cmd_reg = ADIS16240_GLOB_CMD, - .diag_stat_reg = ADIS16240_DIAG_STAT, - - .self_test_mask = ADIS16240_MSC_CTRL_SELF_TEST_EN, - .self_test_reg = ADIS16240_MSC_CTRL, - .self_test_no_autoclear = true, - .timeouts = &adis16240_timeouts, - - .status_error_msgs = adis16240_status_error_msgs, - .status_error_mask = BIT(ADIS16240_DIAG_STAT_PWRON_FAIL_BIT) | - BIT(ADIS16240_DIAG_STAT_SPI_FAIL_BIT) | - BIT(ADIS16240_DIAG_STAT_FLASH_UPT_BIT) | - BIT(ADIS16240_DIAG_STAT_POWER_HIGH_BIT) | - BIT(ADIS16240_DIAG_STAT_POWER_LOW_BIT), -}; - -static int adis16240_probe(struct spi_device *spi) -{ - int ret; - struct adis *st; - struct iio_dev *indio_dev; - - /* setup the industrialio driver allocated elements */ - indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st)); - if (!indio_dev) - return -ENOMEM; - st = iio_priv(indio_dev); - /* this is only used for removal purposes */ - spi_set_drvdata(spi, indio_dev); - - indio_dev->name = spi->dev.driver->name; - indio_dev->info = &adis16240_info; - indio_dev->channels = adis16240_channels; - indio_dev->num_channels = ARRAY_SIZE(adis16240_channels); - indio_dev->modes = INDIO_DIRECT_MODE; - - spi->mode = SPI_MODE_3; - ret = spi_setup(spi); - if (ret) { - dev_err(&spi->dev, "spi_setup failed!\n"); - return ret; - } - - ret = adis_init(st, indio_dev, spi, &adis16240_data); - if (ret) - return ret; - ret = devm_adis_setup_buffer_and_trigger(st, indio_dev, NULL); - if (ret) - return ret; - - /* Get the device into a sane initial state */ - ret = __adis_initial_startup(st); - if (ret) - return ret; - - return devm_iio_device_register(&spi->dev, indio_dev); -} - -static const struct of_device_id adis16240_of_match[] = { - { .compatible = "adi,adis16240" }, - { }, -}; -MODULE_DEVICE_TABLE(of, adis16240_of_match); - -static struct spi_driver adis16240_driver = { - .driver = { - .name = "adis16240", - .of_match_table = adis16240_of_match, - }, - .probe = adis16240_probe, -}; -module_spi_driver(adis16240_driver); - -MODULE_AUTHOR("Barry Song <21cnbao@gmail.com>"); -MODULE_DESCRIPTION("Analog Devices Programmable Impact Sensor and Recorder"); -MODULE_LICENSE("GPL v2"); -MODULE_ALIAS("spi:adis16240"); -MODULE_IMPORT_NS("IIO_ADISLIB"); diff --git a/drivers/staging/iio/adc/ad7816.c b/drivers/staging/iio/adc/ad7816.c index 6c14d7bcdd67..4774df778de9 100644 --- a/drivers/staging/iio/adc/ad7816.c +++ b/drivers/staging/iio/adc/ad7816.c @@ -136,7 +136,7 @@ static ssize_t ad7816_store_mode(struct device *dev, struct iio_dev *indio_dev = dev_to_iio_dev(dev); struct ad7816_chip_info *chip = iio_priv(indio_dev); - if (strcmp(buf, "full")) { + if (strcmp(buf, "full") == 0) { gpiod_set_value(chip->rdwr_pin, 1); chip->mode = AD7816_FULL; } else { @@ -431,7 +431,7 @@ static const struct spi_device_id ad7816_id[] = { { "ad7816", ID_AD7816 }, { "ad7817", ID_AD7817 }, { "ad7818", ID_AD7818 }, - {} + { } }; MODULE_DEVICE_TABLE(spi, ad7816_id); diff --git a/drivers/staging/iio/addac/adt7316-i2c.c b/drivers/staging/iio/addac/adt7316-i2c.c index e6ad088636f6..f45968ef94ea 100644 --- a/drivers/staging/iio/addac/adt7316-i2c.c +++ b/drivers/staging/iio/addac/adt7316-i2c.c @@ -127,7 +127,7 @@ static const struct of_device_id adt7316_of_match[] = { { .compatible = "adi,adt7516" }, { .compatible = "adi,adt7517" }, { .compatible = "adi,adt7519" }, - { }, + { } }; MODULE_DEVICE_TABLE(of, adt7316_of_match); diff --git a/drivers/staging/iio/addac/adt7316.c b/drivers/staging/iio/addac/adt7316.c index f4260786d50a..16f30c4f1aa0 100644 --- a/drivers/staging/iio/addac/adt7316.c +++ b/drivers/staging/iio/addac/adt7316.c @@ -1794,7 +1794,7 @@ static int adt7316_setup_irq(struct iio_dev *indio_dev) struct adt7316_chip_info *chip = iio_priv(indio_dev); int irq_type, ret; - irq_type = irqd_get_trigger_type(irq_get_irq_data(chip->bus.irq)); + irq_type = irq_get_trigger_type(chip->bus.irq); switch (irq_type) { case IRQF_TRIGGER_HIGH: diff --git a/drivers/staging/iio/frequency/ad9832.c b/drivers/staging/iio/frequency/ad9832.c index 140ee4f9c137..49388da5a684 100644 --- a/drivers/staging/iio/frequency/ad9832.c +++ b/drivers/staging/iio/frequency/ad9832.c @@ -7,6 +7,8 @@ #include <asm/div64.h> +#include <linux/bitfield.h> +#include <linux/bits.h> #include <linux/clk.h> #include <linux/device.h> #include <linux/err.h> @@ -16,6 +18,7 @@ #include <linux/slab.h> #include <linux/spi/spi.h> #include <linux/sysfs.h> +#include <linux/unaligned.h> #include <linux/iio/iio.h> #include <linux/iio/sysfs.h> @@ -59,23 +62,21 @@ #define AD9832_CMD_SLEEPRESCLR 0xC #define AD9832_FREQ BIT(11) -#define AD9832_PHASE(x) (((x) & 3) << 9) +#define AD9832_PHASE_MASK GENMASK(10, 9) #define AD9832_SYNC BIT(13) #define AD9832_SELSRC BIT(12) #define AD9832_SLEEP BIT(13) #define AD9832_RESET BIT(12) #define AD9832_CLR BIT(11) -#define CMD_SHIFT 12 -#define ADD_SHIFT 8 #define AD9832_FREQ_BITS 32 #define AD9832_PHASE_BITS 12 -#define RES_MASK(bits) ((1 << (bits)) - 1) +#define AD9832_CMD_MSK GENMASK(15, 12) +#define AD9832_ADD_MSK GENMASK(11, 8) +#define AD9832_DAT_MSK GENMASK(7, 0) /** * struct ad9832_state - driver instance specific data * @spi: spi_device - * @avdd: supply regulator for the analog section - * @dvdd: supply regulator for the digital section * @mclk: external master clock * @ctrl_fp: cached frequency/phase control word * @ctrl_ss: cached sync/selsrc control word @@ -94,8 +95,6 @@ struct ad9832_state { struct spi_device *spi; - struct regulator *avdd; - struct regulator *dvdd; struct clk *mclk; unsigned short ctrl_fp; unsigned short ctrl_ss; @@ -131,6 +130,8 @@ static int ad9832_write_frequency(struct ad9832_state *st, { unsigned long clk_freq; unsigned long regval; + u8 regval_bytes[4]; + u16 freq_cmd; clk_freq = clk_get_rate(st->mclk); @@ -138,19 +139,15 @@ static int ad9832_write_frequency(struct ad9832_state *st, return -EINVAL; regval = ad9832_calc_freqreg(clk_freq, fout); + put_unaligned_be32(regval, regval_bytes); - st->freq_data[0] = cpu_to_be16((AD9832_CMD_FRE8BITSW << CMD_SHIFT) | - (addr << ADD_SHIFT) | - ((regval >> 24) & 0xFF)); - st->freq_data[1] = cpu_to_be16((AD9832_CMD_FRE16BITSW << CMD_SHIFT) | - ((addr - 1) << ADD_SHIFT) | - ((regval >> 16) & 0xFF)); - st->freq_data[2] = cpu_to_be16((AD9832_CMD_FRE8BITSW << CMD_SHIFT) | - ((addr - 2) << ADD_SHIFT) | - ((regval >> 8) & 0xFF)); - st->freq_data[3] = cpu_to_be16((AD9832_CMD_FRE16BITSW << CMD_SHIFT) | - ((addr - 3) << ADD_SHIFT) | - ((regval >> 0) & 0xFF)); + for (int i = 0; i < ARRAY_SIZE(regval_bytes); i++) { + freq_cmd = (i % 2 == 0) ? AD9832_CMD_FRE8BITSW : AD9832_CMD_FRE16BITSW; + + st->freq_data[i] = cpu_to_be16(FIELD_PREP(AD9832_CMD_MSK, freq_cmd) | + FIELD_PREP(AD9832_ADD_MSK, addr - i) | + FIELD_PREP(AD9832_DAT_MSK, regval_bytes[i])); + } return spi_sync(st->spi, &st->freq_msg); } @@ -158,15 +155,21 @@ static int ad9832_write_frequency(struct ad9832_state *st, static int ad9832_write_phase(struct ad9832_state *st, unsigned long addr, unsigned long phase) { + u8 phase_bytes[2]; + u16 phase_cmd; + if (phase >= BIT(AD9832_PHASE_BITS)) return -EINVAL; - st->phase_data[0] = cpu_to_be16((AD9832_CMD_PHA8BITSW << CMD_SHIFT) | - (addr << ADD_SHIFT) | - ((phase >> 8) & 0xFF)); - st->phase_data[1] = cpu_to_be16((AD9832_CMD_PHA16BITSW << CMD_SHIFT) | - ((addr - 1) << ADD_SHIFT) | - (phase & 0xFF)); + put_unaligned_be16(phase, phase_bytes); + + for (int i = 0; i < ARRAY_SIZE(phase_bytes); i++) { + phase_cmd = (i % 2 == 0) ? AD9832_CMD_PHA8BITSW : AD9832_CMD_PHA16BITSW; + + st->phase_data[i] = cpu_to_be16(FIELD_PREP(AD9832_CMD_MSK, phase_cmd) | + FIELD_PREP(AD9832_ADD_MSK, addr - i) | + FIELD_PREP(AD9832_DAT_MSK, phase_bytes[i])); + } return spi_sync(st->spi, &st->phase_msg); } @@ -197,25 +200,23 @@ static ssize_t ad9832_write(struct device *dev, struct device_attribute *attr, ret = ad9832_write_phase(st, this_attr->address, val); break; case AD9832_PINCTRL_EN: - if (val) - st->ctrl_ss &= ~AD9832_SELSRC; - else - st->ctrl_ss |= AD9832_SELSRC; - st->data = cpu_to_be16((AD9832_CMD_SYNCSELSRC << CMD_SHIFT) | - st->ctrl_ss); + st->ctrl_ss &= ~AD9832_SELSRC; + st->ctrl_ss |= FIELD_PREP(AD9832_SELSRC, val ? 0 : 1); + + st->data = cpu_to_be16(FIELD_PREP(AD9832_CMD_MSK, AD9832_CMD_SYNCSELSRC) | + st->ctrl_ss); ret = spi_sync(st->spi, &st->msg); break; case AD9832_FREQ_SYM: - if (val == 1) { - st->ctrl_fp |= AD9832_FREQ; - } else if (val == 0) { + if (val == 1 || val == 0) { st->ctrl_fp &= ~AD9832_FREQ; + st->ctrl_fp |= FIELD_PREP(AD9832_FREQ, val ? 1 : 0); } else { ret = -EINVAL; break; } - st->data = cpu_to_be16((AD9832_CMD_FPSELECT << CMD_SHIFT) | - st->ctrl_fp); + st->data = cpu_to_be16(FIELD_PREP(AD9832_CMD_MSK, AD9832_CMD_FPSELECT) | + st->ctrl_fp); ret = spi_sync(st->spi, &st->msg); break; case AD9832_PHASE_SYM: @@ -224,22 +225,21 @@ static ssize_t ad9832_write(struct device *dev, struct device_attribute *attr, break; } - st->ctrl_fp &= ~AD9832_PHASE(3); - st->ctrl_fp |= AD9832_PHASE(val); + st->ctrl_fp &= ~AD9832_PHASE_MASK; + st->ctrl_fp |= FIELD_PREP(AD9832_PHASE_MASK, val); - st->data = cpu_to_be16((AD9832_CMD_FPSELECT << CMD_SHIFT) | - st->ctrl_fp); + st->data = cpu_to_be16(FIELD_PREP(AD9832_CMD_MSK, AD9832_CMD_FPSELECT) | + st->ctrl_fp); ret = spi_sync(st->spi, &st->msg); break; case AD9832_OUTPUT_EN: if (val) - st->ctrl_src &= ~(AD9832_RESET | AD9832_SLEEP | - AD9832_CLR); + st->ctrl_src &= ~(AD9832_RESET | AD9832_SLEEP | AD9832_CLR); else - st->ctrl_src |= AD9832_RESET; + st->ctrl_src |= FIELD_PREP(AD9832_RESET, 1); - st->data = cpu_to_be16((AD9832_CMD_SLEEPRESCLR << CMD_SHIFT) | - st->ctrl_src); + st->data = cpu_to_be16(FIELD_PREP(AD9832_CMD_MSK, AD9832_CMD_SLEEPRESCLR) | + st->ctrl_src); ret = spi_sync(st->spi, &st->msg); break; default: @@ -297,11 +297,6 @@ static const struct iio_info ad9832_info = { .attrs = &ad9832_attribute_group, }; -static void ad9832_reg_disable(void *reg) -{ - regulator_disable(reg); -} - static int ad9832_probe(struct spi_device *spi) { struct ad9832_platform_data *pdata = dev_get_platdata(&spi->dev); @@ -320,33 +315,13 @@ static int ad9832_probe(struct spi_device *spi) st = iio_priv(indio_dev); - st->avdd = devm_regulator_get(&spi->dev, "avdd"); - if (IS_ERR(st->avdd)) - return PTR_ERR(st->avdd); - - ret = regulator_enable(st->avdd); - if (ret) { - dev_err(&spi->dev, "Failed to enable specified AVDD supply\n"); - return ret; - } - - ret = devm_add_action_or_reset(&spi->dev, ad9832_reg_disable, st->avdd); + ret = devm_regulator_get_enable(&spi->dev, "avdd"); if (ret) - return ret; - - st->dvdd = devm_regulator_get(&spi->dev, "dvdd"); - if (IS_ERR(st->dvdd)) - return PTR_ERR(st->dvdd); + return dev_err_probe(&spi->dev, ret, "failed to enable specified AVDD voltage\n"); - ret = regulator_enable(st->dvdd); - if (ret) { - dev_err(&spi->dev, "Failed to enable specified DVDD supply\n"); - return ret; - } - - ret = devm_add_action_or_reset(&spi->dev, ad9832_reg_disable, st->dvdd); + ret = devm_regulator_get_enable(&spi->dev, "dvdd"); if (ret) - return ret; + return dev_err_probe(&spi->dev, ret, "Failed to enable specified DVDD supply\n"); st->mclk = devm_clk_get_enabled(&spi->dev, "mclk"); if (IS_ERR(st->mclk)) @@ -396,8 +371,8 @@ static int ad9832_probe(struct spi_device *spi) spi_message_add_tail(&st->phase_xfer[1], &st->phase_msg); st->ctrl_src = AD9832_SLEEP | AD9832_RESET | AD9832_CLR; - st->data = cpu_to_be16((AD9832_CMD_SLEEPRESCLR << CMD_SHIFT) | - st->ctrl_src); + st->data = cpu_to_be16(FIELD_PREP(AD9832_CMD_MSK, AD9832_CMD_SLEEPRESCLR) | + st->ctrl_src); ret = spi_sync(st->spi, &st->msg); if (ret) { dev_err(&spi->dev, "device init failed\n"); @@ -431,16 +406,24 @@ static int ad9832_probe(struct spi_device *spi) return devm_iio_device_register(&spi->dev, indio_dev); } +static const struct of_device_id ad9832_of_match[] = { + { .compatible = "adi,ad9832" }, + { .compatible = "adi,ad9835" }, + { } +}; +MODULE_DEVICE_TABLE(of, ad9832_of_match); + static const struct spi_device_id ad9832_id[] = { {"ad9832", 0}, {"ad9835", 0}, - {} + { } }; MODULE_DEVICE_TABLE(spi, ad9832_id); static struct spi_driver ad9832_driver = { .driver = { .name = "ad9832", + .of_match_table = ad9832_of_match, }, .probe = ad9832_probe, .id_table = ad9832_id, diff --git a/drivers/staging/iio/frequency/ad9832.h b/drivers/staging/iio/frequency/ad9832.h index 98dfbd9289ab..d0d840edb8d2 100644 --- a/drivers/staging/iio/frequency/ad9832.h +++ b/drivers/staging/iio/frequency/ad9832.h @@ -13,7 +13,6 @@ /** * struct ad9832_platform_data - platform specific information - * @mclk: master clock in Hz * @freq0: power up freq0 tuning word in Hz * @freq1: power up freq1 tuning word in Hz * @phase0: power up phase0 value [0..4095] correlates with 0..2PI diff --git a/drivers/staging/iio/frequency/ad9834.c b/drivers/staging/iio/frequency/ad9834.c index 6e99e008c5f4..0038eb234d40 100644 --- a/drivers/staging/iio/frequency/ad9834.c +++ b/drivers/staging/iio/frequency/ad9834.c @@ -387,33 +387,15 @@ static const struct iio_info ad9833_info = { .attrs = &ad9833_attribute_group, }; -static void ad9834_disable_reg(void *data) -{ - struct regulator *reg = data; - - regulator_disable(reg); -} - static int ad9834_probe(struct spi_device *spi) { struct ad9834_state *st; struct iio_dev *indio_dev; - struct regulator *reg; int ret; - reg = devm_regulator_get(&spi->dev, "avdd"); - if (IS_ERR(reg)) - return PTR_ERR(reg); - - ret = regulator_enable(reg); - if (ret) { - dev_err(&spi->dev, "Failed to enable specified AVDD supply\n"); - return ret; - } - - ret = devm_add_action_or_reset(&spi->dev, ad9834_disable_reg, reg); + ret = devm_regulator_get_enable(&spi->dev, "avdd"); if (ret) - return ret; + return dev_err_probe(&spi->dev, ret, "Failed to enable specified AVDD supply\n"); indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st)); if (!indio_dev) { @@ -497,7 +479,7 @@ static const struct spi_device_id ad9834_id[] = { {"ad9834", ID_AD9834}, {"ad9837", ID_AD9837}, {"ad9838", ID_AD9838}, - {} + { } }; MODULE_DEVICE_TABLE(spi, ad9834_id); @@ -506,7 +488,7 @@ static const struct of_device_id ad9834_of_match[] = { {.compatible = "adi,ad9834"}, {.compatible = "adi,ad9837"}, {.compatible = "adi,ad9838"}, - {} + { } }; MODULE_DEVICE_TABLE(of, ad9834_of_match); diff --git a/drivers/staging/iio/impedance-analyzer/ad5933.c b/drivers/staging/iio/impedance-analyzer/ad5933.c index d5544fc2fe98..85a4223295cd 100644 --- a/drivers/staging/iio/impedance-analyzer/ad5933.c +++ b/drivers/staging/iio/impedance-analyzer/ad5933.c @@ -271,11 +271,12 @@ static ssize_t ad5933_show_frequency(struct device *dev, u8 d8[4]; } dat; - ret = iio_device_claim_direct_mode(indio_dev); - if (ret) - return ret; + if (!iio_device_claim_direct(indio_dev)) + return -EBUSY; + ret = ad5933_i2c_read(st->client, this_attr->address, 3, &dat.d8[1]); - iio_device_release_direct_mode(indio_dev); + + iio_device_release_direct(indio_dev); if (ret < 0) return ret; @@ -305,11 +306,12 @@ static ssize_t ad5933_store_frequency(struct device *dev, if (val > AD5933_MAX_OUTPUT_FREQ_Hz) return -EINVAL; - ret = iio_device_claim_direct_mode(indio_dev); - if (ret) - return ret; + if (!iio_device_claim_direct(indio_dev)) + return -EBUSY; + ret = ad5933_set_freq(st, this_attr->address, val); - iio_device_release_direct_mode(indio_dev); + + iio_device_release_direct(indio_dev); return ret ? ret : len; } @@ -384,9 +386,9 @@ static ssize_t ad5933_store(struct device *dev, return ret; } - ret = iio_device_claim_direct_mode(indio_dev); - if (ret) - return ret; + if (!iio_device_claim_direct(indio_dev)) + return -EBUSY; + mutex_lock(&st->lock); switch ((u32)this_attr->address) { case AD5933_OUT_RANGE: @@ -411,7 +413,7 @@ static ssize_t ad5933_store(struct device *dev, ret = ad5933_cmd(st, 0); break; case AD5933_OUT_SETTLING_CYCLES: - val = clamp(val, (u16)0, (u16)0x7FF); + val = clamp(val, (u16)0, (u16)0x7FC); st->settling_cycles = val; /* 2x, 4x handling, see datasheet */ @@ -438,7 +440,8 @@ static ssize_t ad5933_store(struct device *dev, } mutex_unlock(&st->lock); - iio_device_release_direct_mode(indio_dev); + + iio_device_release_direct(indio_dev); return ret ? ret : len; } @@ -506,9 +509,9 @@ static int ad5933_read_raw(struct iio_dev *indio_dev, switch (m) { case IIO_CHAN_INFO_RAW: - ret = iio_device_claim_direct_mode(indio_dev); - if (ret) - return ret; + if (!iio_device_claim_direct(indio_dev)) + return -EBUSY; + ret = ad5933_cmd(st, AD5933_CTRL_MEASURE_TEMP); if (ret < 0) goto out; @@ -521,7 +524,8 @@ static int ad5933_read_raw(struct iio_dev *indio_dev, 2, (u8 *)&dat); if (ret < 0) goto out; - iio_device_release_direct_mode(indio_dev); + + iio_device_release_direct(indio_dev); *val = sign_extend32(be16_to_cpu(dat), 13); return IIO_VAL_INT; @@ -533,7 +537,7 @@ static int ad5933_read_raw(struct iio_dev *indio_dev, return -EINVAL; out: - iio_device_release_direct_mode(indio_dev); + iio_device_release_direct(indio_dev); return ret; } @@ -724,7 +728,7 @@ static int ad5933_probe(struct i2c_client *client) static const struct i2c_device_id ad5933_id[] = { { "ad5933" }, { "ad5934" }, - {} + { } }; MODULE_DEVICE_TABLE(i2c, ad5933_id); @@ -732,7 +736,7 @@ MODULE_DEVICE_TABLE(i2c, ad5933_id); static const struct of_device_id ad5933_of_match[] = { { .compatible = "adi,ad5933" }, { .compatible = "adi,ad5934" }, - { }, + { } }; MODULE_DEVICE_TABLE(of, ad5933_of_match); diff --git a/drivers/staging/media/atomisp/i2c/Kconfig b/drivers/staging/media/atomisp/i2c/Kconfig index f5ab23592f29..4f46182da58b 100644 --- a/drivers/staging/media/atomisp/i2c/Kconfig +++ b/drivers/staging/media/atomisp/i2c/Kconfig @@ -27,18 +27,6 @@ config VIDEO_ATOMISP_GC2235 It currently only works with the atomisp driver. -config VIDEO_ATOMISP_MT9M114 - tristate "Aptina mt9m114 sensor support" - depends on ACPI - depends on I2C && VIDEO_DEV - help - This is a Video4Linux2 sensor-level driver for the Micron - mt9m114 1.3 Mpixel camera. - - mt9m114 is video camera sensor. - - It currently only works with the atomisp driver. - config VIDEO_ATOMISP_GC0310 tristate "GC0310 sensor support" depends on ACPI diff --git a/drivers/staging/media/atomisp/i2c/Makefile b/drivers/staging/media/atomisp/i2c/Makefile index 021a7ea0a075..e1637417e5c5 100644 --- a/drivers/staging/media/atomisp/i2c/Makefile +++ b/drivers/staging/media/atomisp/i2c/Makefile @@ -3,7 +3,6 @@ # Makefile for sensor drivers # -obj-$(CONFIG_VIDEO_ATOMISP_MT9M114) += atomisp-mt9m114.o obj-$(CONFIG_VIDEO_ATOMISP_GC2235) += atomisp-gc2235.o obj-$(CONFIG_VIDEO_ATOMISP_OV2722) += atomisp-ov2722.o obj-$(CONFIG_VIDEO_ATOMISP_GC0310) += atomisp-gc0310.o diff --git a/drivers/staging/media/atomisp/i2c/atomisp-mt9m114.c b/drivers/staging/media/atomisp/i2c/atomisp-mt9m114.c deleted file mode 100644 index 4658aeeb88fd..000000000000 --- a/drivers/staging/media/atomisp/i2c/atomisp-mt9m114.c +++ /dev/null @@ -1,1612 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Support for mt9m114 Camera Sensor. - * - * Copyright (c) 2010 Intel Corporation. All Rights Reserved. - */ - -#include <linux/module.h> -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/mm.h> -#include <linux/string.h> -#include <linux/errno.h> -#include <linux/init.h> -#include <linux/kmod.h> -#include <linux/device.h> -#include <linux/fs.h> -#include <linux/slab.h> -#include <linux/delay.h> -#include <linux/i2c.h> -#include <linux/acpi.h> -#include <linux/mutex.h> -#include "../include/linux/atomisp_gmin_platform.h" -#include <media/v4l2-device.h> - -#include "mt9m114.h" - -#define to_mt9m114_sensor(s) container_of(s, struct mt9m114_device, sd) - -/* - * TODO: use debug parameter to actually define when debug messages should - * be printed. - */ -static int debug; -static int aaalock; -module_param(debug, int, 0644); -MODULE_PARM_DESC(debug, "Debug level (0-1)"); - -static int mt9m114_t_vflip(struct v4l2_subdev *sd, int value); -static int mt9m114_t_hflip(struct v4l2_subdev *sd, int value); -static int mt9m114_wait_state(struct i2c_client *client, int timeout); - -static int -mt9m114_read_reg(struct i2c_client *client, u16 data_length, u32 reg, u32 *val) -{ - int err; - struct i2c_msg msg[2]; - unsigned char data[4]; - - if (!client->adapter) { - v4l2_err(client, "%s error, no client->adapter\n", __func__); - return -ENODEV; - } - - if (data_length != MISENSOR_8BIT && data_length != MISENSOR_16BIT - && data_length != MISENSOR_32BIT) { - v4l2_err(client, "%s error, invalid data length\n", __func__); - return -EINVAL; - } - - msg[0].addr = client->addr; - msg[0].flags = 0; - msg[0].len = MSG_LEN_OFFSET; - msg[0].buf = data; - - /* high byte goes out first */ - data[0] = (u16)(reg >> 8); - data[1] = (u16)(reg & 0xff); - - msg[1].addr = client->addr; - msg[1].len = data_length; - msg[1].flags = I2C_M_RD; - msg[1].buf = data; - - err = i2c_transfer(client->adapter, msg, 2); - - if (err >= 0) { - *val = 0; - /* high byte comes first */ - if (data_length == MISENSOR_8BIT) - *val = data[0]; - else if (data_length == MISENSOR_16BIT) - *val = data[1] + (data[0] << 8); - else - *val = data[3] + (data[2] << 8) + - (data[1] << 16) + (data[0] << 24); - - return 0; - } - - dev_err(&client->dev, "read from offset 0x%x error %d", reg, err); - return err; -} - -static int -mt9m114_write_reg(struct i2c_client *client, u16 data_length, u16 reg, u32 val) -{ - int num_msg; - struct i2c_msg msg; - unsigned char data[6] = {0}; - __be16 *wreg; - int retry = 0; - - if (!client->adapter) { - v4l2_err(client, "%s error, no client->adapter\n", __func__); - return -ENODEV; - } - - if (data_length != MISENSOR_8BIT && data_length != MISENSOR_16BIT - && data_length != MISENSOR_32BIT) { - v4l2_err(client, "%s error, invalid data_length\n", __func__); - return -EINVAL; - } - - memset(&msg, 0, sizeof(msg)); - -again: - msg.addr = client->addr; - msg.flags = 0; - msg.len = 2 + data_length; - msg.buf = data; - - /* high byte goes out first */ - wreg = (void *)data; - *wreg = cpu_to_be16(reg); - - if (data_length == MISENSOR_8BIT) { - data[2] = (u8)(val); - } else if (data_length == MISENSOR_16BIT) { - u16 *wdata = (void *)&data[2]; - - *wdata = be16_to_cpu(*(__be16 *)&data[2]); - } else { - /* MISENSOR_32BIT */ - u32 *wdata = (void *)&data[2]; - - *wdata = be32_to_cpu(*(__be32 *)&data[2]); - } - - num_msg = i2c_transfer(client->adapter, &msg, 1); - - /* - * HACK: Need some delay here for Rev 2 sensors otherwise some - * registers do not seem to load correctly. - */ - mdelay(1); - - if (num_msg >= 0) - return 0; - - dev_err(&client->dev, "write error: wrote 0x%x to offset 0x%x error %d", - val, reg, num_msg); - if (retry <= I2C_RETRY_COUNT) { - dev_dbg(&client->dev, "retrying... %d", retry); - retry++; - msleep(20); - goto again; - } - - return num_msg; -} - -/** - * misensor_rmw_reg - Read/Modify/Write a value to a register in the sensor - * device - * @client: i2c driver client structure - * @data_length: 8/16/32-bits length - * @reg: register address - * @mask: masked out bits - * @set: bits set - * - * Read/modify/write a value to a register in the sensor device. - * Returns zero if successful, or non-zero otherwise. - */ -static int -misensor_rmw_reg(struct i2c_client *client, u16 data_length, u16 reg, - u32 mask, u32 set) -{ - int err; - u32 val; - - /* Exit when no mask */ - if (mask == 0) - return 0; - - /* @mask must not exceed data length */ - switch (data_length) { - case MISENSOR_8BIT: - if (mask & ~0xff) - return -EINVAL; - break; - case MISENSOR_16BIT: - if (mask & ~0xffff) - return -EINVAL; - break; - case MISENSOR_32BIT: - break; - default: - /* Wrong @data_length */ - return -EINVAL; - } - - err = mt9m114_read_reg(client, data_length, reg, &val); - if (err) { - v4l2_err(client, "%s error exit, read failed\n", __func__); - return -EINVAL; - } - - val &= ~mask; - - /* - * Perform the OR function if the @set exists. - * Shift @set value to target bit location. @set should set only - * bits included in @mask. - * - * REVISIT: This function expects @set to be non-shifted. Its shift - * value is then defined to be equal to mask's LSB position. - * How about to inform values in their right offset position and avoid - * this unneeded shift operation? - */ - set <<= ffs(mask) - 1; - val |= set & mask; - - err = mt9m114_write_reg(client, data_length, reg, val); - if (err) { - v4l2_err(client, "%s error exit, write failed\n", __func__); - return -EINVAL; - } - - return 0; -} - -static int __mt9m114_flush_reg_array(struct i2c_client *client, - struct mt9m114_write_ctrl *ctrl) -{ - struct i2c_msg msg; - const int num_msg = 1; - int ret; - int retry = 0; - __be16 *data16 = (void *)&ctrl->buffer.addr; - - if (ctrl->index == 0) - return 0; - -again: - msg.addr = client->addr; - msg.flags = 0; - msg.len = 2 + ctrl->index; - *data16 = cpu_to_be16(ctrl->buffer.addr); - msg.buf = (u8 *)&ctrl->buffer; - - ret = i2c_transfer(client->adapter, &msg, num_msg); - if (ret != num_msg) { - if (++retry <= I2C_RETRY_COUNT) { - dev_dbg(&client->dev, "retrying... %d\n", retry); - msleep(20); - goto again; - } - dev_err(&client->dev, "%s: i2c transfer error\n", __func__); - return -EIO; - } - - ctrl->index = 0; - - /* - * REVISIT: Previously we had a delay after writing data to sensor. - * But it was removed as our tests have shown it is not necessary - * anymore. - */ - - return 0; -} - -static int __mt9m114_buf_reg_array(struct i2c_client *client, - struct mt9m114_write_ctrl *ctrl, - const struct misensor_reg *next) -{ - __be16 *data16; - __be32 *data32; - int err; - - /* Insufficient buffer? Let's flush and get more free space. */ - if (ctrl->index + next->length >= MT9M114_MAX_WRITE_BUF_SIZE) { - err = __mt9m114_flush_reg_array(client, ctrl); - if (err) - return err; - } - - switch (next->length) { - case MISENSOR_8BIT: - ctrl->buffer.data[ctrl->index] = (u8)next->val; - break; - case MISENSOR_16BIT: - data16 = (__be16 *)&ctrl->buffer.data[ctrl->index]; - *data16 = cpu_to_be16((u16)next->val); - break; - case MISENSOR_32BIT: - data32 = (__be32 *)&ctrl->buffer.data[ctrl->index]; - *data32 = cpu_to_be32(next->val); - break; - default: - return -EINVAL; - } - - /* When first item is added, we need to store its starting address */ - if (ctrl->index == 0) - ctrl->buffer.addr = next->reg; - - ctrl->index += next->length; - - return 0; -} - -static int -__mt9m114_write_reg_is_consecutive(struct i2c_client *client, - struct mt9m114_write_ctrl *ctrl, - const struct misensor_reg *next) -{ - if (ctrl->index == 0) - return 1; - - return ctrl->buffer.addr + ctrl->index == next->reg; -} - -/* - * mt9m114_write_reg_array - Initializes a list of mt9m114 registers - * @client: i2c driver client structure - * @reglist: list of registers to be written - * @poll: completion polling requirement - * This function initializes a list of registers. When consecutive addresses - * are found in a row on the list, this function creates a buffer and sends - * consecutive data in a single i2c_transfer(). - * - * __mt9m114_flush_reg_array, __mt9m114_buf_reg_array() and - * __mt9m114_write_reg_is_consecutive() are internal functions to - * mt9m114_write_reg_array() and should be not used anywhere else. - * - */ -static int mt9m114_write_reg_array(struct i2c_client *client, - const struct misensor_reg *reglist, - int poll) -{ - const struct misensor_reg *next = reglist; - struct mt9m114_write_ctrl ctrl; - int err; - - if (poll == PRE_POLLING) { - err = mt9m114_wait_state(client, MT9M114_WAIT_STAT_TIMEOUT); - if (err) - return err; - } - - ctrl.index = 0; - for (; next->length != MISENSOR_TOK_TERM; next++) { - switch (next->length & MISENSOR_TOK_MASK) { - case MISENSOR_TOK_DELAY: - err = __mt9m114_flush_reg_array(client, &ctrl); - if (err) - return err; - msleep(next->val); - break; - case MISENSOR_TOK_RMW: - err = __mt9m114_flush_reg_array(client, &ctrl); - err |= misensor_rmw_reg(client, - next->length & - ~MISENSOR_TOK_RMW, - next->reg, next->val, - next->val2); - if (err) { - dev_err(&client->dev, "%s read err. aborted\n", - __func__); - return -EINVAL; - } - break; - default: - /* - * If next address is not consecutive, data needs to be - * flushed before proceed. - */ - if (!__mt9m114_write_reg_is_consecutive(client, &ctrl, - next)) { - err = __mt9m114_flush_reg_array(client, &ctrl); - if (err) - return err; - } - err = __mt9m114_buf_reg_array(client, &ctrl, next); - if (err) { - v4l2_err(client, "%s: write error, aborted\n", - __func__); - return err; - } - break; - } - } - - err = __mt9m114_flush_reg_array(client, &ctrl); - if (err) - return err; - - if (poll == POST_POLLING) - return mt9m114_wait_state(client, MT9M114_WAIT_STAT_TIMEOUT); - - return 0; -} - -static int mt9m114_wait_state(struct i2c_client *client, int timeout) -{ - int ret; - unsigned int val; - - while (timeout-- > 0) { - ret = mt9m114_read_reg(client, MISENSOR_16BIT, 0x0080, &val); - if (ret) - return ret; - if ((val & 0x2) == 0) - return 0; - msleep(20); - } - - return -EINVAL; -} - -static int mt9m114_set_suspend(struct v4l2_subdev *sd) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return mt9m114_write_reg_array(client, - mt9m114_standby_reg, POST_POLLING); -} - -static int mt9m114_init_common(struct v4l2_subdev *sd) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - - return mt9m114_write_reg_array(client, mt9m114_common, PRE_POLLING); -} - -static int power_ctrl(struct v4l2_subdev *sd, bool flag) -{ - int ret; - struct mt9m114_device *dev = to_mt9m114_sensor(sd); - - if (!dev || !dev->platform_data) - return -ENODEV; - - if (flag) { - ret = dev->platform_data->v2p8_ctrl(sd, 1); - if (ret == 0) { - ret = dev->platform_data->v1p8_ctrl(sd, 1); - if (ret) - ret = dev->platform_data->v2p8_ctrl(sd, 0); - } - } else { - ret = dev->platform_data->v2p8_ctrl(sd, 0); - ret = dev->platform_data->v1p8_ctrl(sd, 0); - } - return ret; -} - -static int gpio_ctrl(struct v4l2_subdev *sd, bool flag) -{ - int ret; - struct mt9m114_device *dev = to_mt9m114_sensor(sd); - - if (!dev || !dev->platform_data) - return -ENODEV; - - /* - * Note: current modules wire only one GPIO signal (RESET#), - * but the schematic wires up two to the connector. BIOS - * versions have been unfortunately inconsistent with which - * ACPI index RESET# is on, so hit both - */ - - if (flag) { - ret = dev->platform_data->gpio0_ctrl(sd, 0); - ret = dev->platform_data->gpio1_ctrl(sd, 0); - msleep(60); - ret |= dev->platform_data->gpio0_ctrl(sd, 1); - ret |= dev->platform_data->gpio1_ctrl(sd, 1); - } else { - ret = dev->platform_data->gpio0_ctrl(sd, 0); - ret = dev->platform_data->gpio1_ctrl(sd, 0); - } - return ret; -} - -static int power_up(struct v4l2_subdev *sd) -{ - struct mt9m114_device *dev = to_mt9m114_sensor(sd); - struct i2c_client *client = v4l2_get_subdevdata(sd); - int ret; - - if (!dev->platform_data) { - dev_err(&client->dev, "no camera_sensor_platform_data"); - return -ENODEV; - } - - /* power control */ - ret = power_ctrl(sd, 1); - if (ret) - goto fail_power; - - /* flis clock control */ - ret = dev->platform_data->flisclk_ctrl(sd, 1); - if (ret) - goto fail_clk; - - /* gpio ctrl */ - ret = gpio_ctrl(sd, 1); - if (ret) - dev_err(&client->dev, "gpio failed 1\n"); - /* - * according to DS, 44ms is needed between power up and first i2c - * commend - */ - msleep(50); - - return 0; - -fail_clk: - dev->platform_data->flisclk_ctrl(sd, 0); -fail_power: - power_ctrl(sd, 0); - dev_err(&client->dev, "sensor power-up failed\n"); - - return ret; -} - -static int power_down(struct v4l2_subdev *sd) -{ - struct mt9m114_device *dev = to_mt9m114_sensor(sd); - struct i2c_client *client = v4l2_get_subdevdata(sd); - int ret; - - if (!dev->platform_data) { - dev_err(&client->dev, "no camera_sensor_platform_data"); - return -ENODEV; - } - - ret = dev->platform_data->flisclk_ctrl(sd, 0); - if (ret) - dev_err(&client->dev, "flisclk failed\n"); - - /* gpio ctrl */ - ret = gpio_ctrl(sd, 0); - if (ret) - dev_err(&client->dev, "gpio failed 1\n"); - - /* power control */ - ret = power_ctrl(sd, 0); - if (ret) - dev_err(&client->dev, "vprog failed.\n"); - - /* according to DS, 20ms is needed after power down */ - msleep(20); - - return ret; -} - -static int mt9m114_s_power(struct v4l2_subdev *sd, int power) -{ - if (power == 0) - return power_down(sd); - - if (power_up(sd)) - return -EINVAL; - - return mt9m114_init_common(sd); -} - -static int mt9m114_res2size(struct v4l2_subdev *sd, int *h_size, int *v_size) -{ - struct mt9m114_device *dev = to_mt9m114_sensor(sd); - unsigned short hsize; - unsigned short vsize; - - switch (dev->res) { - case MT9M114_RES_736P: - hsize = MT9M114_RES_736P_SIZE_H; - vsize = MT9M114_RES_736P_SIZE_V; - break; - case MT9M114_RES_864P: - hsize = MT9M114_RES_864P_SIZE_H; - vsize = MT9M114_RES_864P_SIZE_V; - break; - case MT9M114_RES_960P: - hsize = MT9M114_RES_960P_SIZE_H; - vsize = MT9M114_RES_960P_SIZE_V; - break; - default: - v4l2_err(sd, "%s: Resolution 0x%08x unknown\n", __func__, - dev->res); - return -EINVAL; - } - - if (h_size) - *h_size = hsize; - if (v_size) - *v_size = vsize; - - return 0; -} - -static int mt9m114_get_fmt(struct v4l2_subdev *sd, - struct v4l2_subdev_state *sd_state, - struct v4l2_subdev_format *format) -{ - struct v4l2_mbus_framefmt *fmt = &format->format; - int width, height; - int ret; - - if (format->pad) - return -EINVAL; - fmt->code = MEDIA_BUS_FMT_SGRBG10_1X10; - - ret = mt9m114_res2size(sd, &width, &height); - if (ret) - return ret; - fmt->width = width; - fmt->height = height; - - return 0; -} - -static int mt9m114_set_fmt(struct v4l2_subdev *sd, - struct v4l2_subdev_state *sd_state, - struct v4l2_subdev_format *format) -{ - struct v4l2_mbus_framefmt *fmt = &format->format; - struct i2c_client *c = v4l2_get_subdevdata(sd); - struct mt9m114_device *dev = to_mt9m114_sensor(sd); - struct mt9m114_res_struct *res; - u32 width = fmt->width; - u32 height = fmt->height; - struct camera_mipi_info *mt9m114_info = NULL; - - int ret; - - if (format->pad) - return -EINVAL; - dev->streamon = 0; - dev->first_exp = MT9M114_DEFAULT_FIRST_EXP; - - mt9m114_info = v4l2_get_subdev_hostdata(sd); - if (!mt9m114_info) - return -EINVAL; - - res = v4l2_find_nearest_size(mt9m114_res, - ARRAY_SIZE(mt9m114_res), width, - height, fmt->width, fmt->height); - if (!res) - res = &mt9m114_res[N_RES - 1]; - - fmt->width = res->width; - fmt->height = res->height; - fmt->code = MEDIA_BUS_FMT_SGRBG10_1X10; - - if (format->which == V4L2_SUBDEV_FORMAT_TRY) { - *v4l2_subdev_state_get_format(sd_state, 0) = *fmt; - return 0; - } - - switch (res->res) { - case MT9M114_RES_736P: - ret = mt9m114_write_reg_array(c, mt9m114_736P_init, NO_POLLING); - ret += misensor_rmw_reg(c, MISENSOR_16BIT, MISENSOR_READ_MODE, - MISENSOR_R_MODE_MASK, MISENSOR_NORMAL_SET); - break; - case MT9M114_RES_864P: - ret = mt9m114_write_reg_array(c, mt9m114_864P_init, NO_POLLING); - ret += misensor_rmw_reg(c, MISENSOR_16BIT, MISENSOR_READ_MODE, - MISENSOR_R_MODE_MASK, MISENSOR_NORMAL_SET); - break; - case MT9M114_RES_960P: - ret = mt9m114_write_reg_array(c, mt9m114_976P_init, NO_POLLING); - /* set sensor read_mode to Normal */ - ret += misensor_rmw_reg(c, MISENSOR_16BIT, MISENSOR_READ_MODE, - MISENSOR_R_MODE_MASK, MISENSOR_NORMAL_SET); - break; - default: - v4l2_err(sd, "set resolution: %d failed!\n", res->res); - return -EINVAL; - } - - if (ret) - return -EINVAL; - - ret = mt9m114_write_reg_array(c, mt9m114_chgstat_reg, POST_POLLING); - if (ret < 0) - return ret; - - if (mt9m114_set_suspend(sd)) - return -EINVAL; - - if (dev->res != res->res) { - int index; - - /* Switch to different size */ - if (width <= 640) { - dev->nctx = 0x00; /* Set for context A */ - } else { - /* - * Context B is used for resolutions larger than 640x480 - * Using YUV for Context B. - */ - dev->nctx = 0x01; /* set for context B */ - } - - /* - * Marked current sensor res as being "used" - * - * REVISIT: We don't need to use an "used" field on each mode - * list entry to know which mode is selected. If this - * information is really necessary, how about to use a single - * variable on sensor dev struct? - */ - for (index = 0; index < N_RES; index++) { - if ((width == mt9m114_res[index].width) && - (height == mt9m114_res[index].height)) { - mt9m114_res[index].used = true; - continue; - } - mt9m114_res[index].used = false; - } - } - /* - * mt9m114 - we don't poll for context switch - * because it does not happen with streaming disabled. - */ - dev->res = res->res; - - fmt->width = width; - fmt->height = height; - fmt->code = MEDIA_BUS_FMT_SGRBG10_1X10; - return 0; -} - -/* Horizontal flip the image. */ -static int mt9m114_g_hflip(struct v4l2_subdev *sd, s32 *val) -{ - struct i2c_client *c = v4l2_get_subdevdata(sd); - int ret; - u32 data; - - ret = mt9m114_read_reg(c, MISENSOR_16BIT, - (u32)MISENSOR_READ_MODE, &data); - if (ret) - return ret; - *val = !!(data & MISENSOR_HFLIP_MASK); - - return 0; -} - -static int mt9m114_g_vflip(struct v4l2_subdev *sd, s32 *val) -{ - struct i2c_client *c = v4l2_get_subdevdata(sd); - int ret; - u32 data; - - ret = mt9m114_read_reg(c, MISENSOR_16BIT, - (u32)MISENSOR_READ_MODE, &data); - if (ret) - return ret; - *val = !!(data & MISENSOR_VFLIP_MASK); - - return 0; -} - -static long mt9m114_s_exposure(struct v4l2_subdev *sd, - struct atomisp_exposure *exposure) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - struct mt9m114_device *dev = to_mt9m114_sensor(sd); - int ret = 0; - unsigned int coarse_integration = 0; - unsigned int f_lines = 0; - unsigned int frame_len_lines = 0; /* ExposureTime.FrameLengthLines; */ - unsigned int analog_gain, digital_gain; - u32 analog_gain_to_write = 0; - - dev_dbg(&client->dev, "%s(0x%X 0x%X 0x%X)\n", __func__, - exposure->integration_time[0], exposure->gain[0], - exposure->gain[1]); - - coarse_integration = exposure->integration_time[0]; - /* - * fine_integration = ExposureTime.FineIntegrationTime; - * frame_len_lines = ExposureTime.FrameLengthLines; - */ - f_lines = mt9m114_res[dev->res].lines_per_frame; - analog_gain = exposure->gain[0]; - digital_gain = exposure->gain[1]; - if (!dev->streamon) { - /*Save the first exposure values while stream is off*/ - dev->first_exp = coarse_integration; - dev->first_gain = analog_gain; - dev->first_diggain = digital_gain; - } - /* digital_gain = 0x400 * (((u16) digital_gain) >> 8) + */ - /* ((unsigned int)(0x400 * (((u16) digital_gain) & 0xFF)) >>8); */ - - /* set frame length */ - if (f_lines < coarse_integration + 6) - f_lines = coarse_integration + 6; - if (f_lines < frame_len_lines) - f_lines = frame_len_lines; - ret = mt9m114_write_reg(client, MISENSOR_16BIT, 0x300A, f_lines); - if (ret) { - v4l2_err(client, "%s: fail to set f_lines\n", __func__); - return -EINVAL; - } - - /* set coarse integration */ - /* - * 3A provide real exposure time. - * should not translate to any value here. - */ - ret = mt9m114_write_reg(client, MISENSOR_16BIT, - REG_EXPO_COARSE, (u16)(coarse_integration)); - if (ret) { - v4l2_err(client, "%s: fail to set exposure time\n", __func__); - return -EINVAL; - } - - /* - * set analog/digital gain - switch(analog_gain) - { - case 0: - analog_gain_to_write = 0x0; - break; - case 1: - analog_gain_to_write = 0x20; - break; - case 2: - analog_gain_to_write = 0x60; - break; - case 4: - analog_gain_to_write = 0xA0; - break; - case 8: - analog_gain_to_write = 0xE0; - break; - default: - analog_gain_to_write = 0x20; - break; - } - */ - if (digital_gain >= 16 || digital_gain <= 1) - digital_gain = 1; - /* - * analog_gain_to_write = (u16)((digital_gain << 12) - * | analog_gain_to_write); - */ - analog_gain_to_write = (u16)((digital_gain << 12) | (u16)analog_gain); - ret = mt9m114_write_reg(client, MISENSOR_16BIT, - REG_GAIN, analog_gain_to_write); - if (ret) { - v4l2_err(client, "%s: fail to set analog_gain_to_write\n", - __func__); - return -EINVAL; - } - - return ret; -} - -static long mt9m114_ioctl(struct v4l2_subdev *sd, unsigned int cmd, void *arg) -{ - switch (cmd) { - case ATOMISP_IOC_S_EXPOSURE: - return mt9m114_s_exposure(sd, arg); - default: - return -EINVAL; - } - - return 0; -} - -/* - * This returns the exposure time being used. This should only be used - * for filling in EXIF data, not for actual image processing. - */ -static int mt9m114_g_exposure(struct v4l2_subdev *sd, s32 *value) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - u32 coarse; - int ret; - - /* the fine integration time is currently not calculated */ - ret = mt9m114_read_reg(client, MISENSOR_16BIT, - REG_EXPO_COARSE, &coarse); - if (ret) - return ret; - - *value = coarse; - return 0; -} - -/* - * This function will return the sensor supported max exposure zone number. - * the sensor which supports max exposure zone number is 1. - */ -static int mt9m114_g_exposure_zone_num(struct v4l2_subdev *sd, s32 *val) -{ - *val = 1; - - return 0; -} - -/* - * set exposure metering, average/center_weighted/spot/matrix. - */ -static int mt9m114_s_exposure_metering(struct v4l2_subdev *sd, s32 val) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - int ret; - - switch (val) { - case V4L2_EXPOSURE_METERING_SPOT: - ret = mt9m114_write_reg_array(client, mt9m114_exp_average, - NO_POLLING); - if (ret) { - dev_err(&client->dev, "write exp_average reg err.\n"); - return ret; - } - break; - case V4L2_EXPOSURE_METERING_CENTER_WEIGHTED: - default: - ret = mt9m114_write_reg_array(client, mt9m114_exp_center, - NO_POLLING); - if (ret) { - dev_err(&client->dev, "write exp_default reg err"); - return ret; - } - } - - return 0; -} - -/* - * This function is for touch exposure feature. - */ -static int mt9m114_s_exposure_selection(struct v4l2_subdev *sd, - struct v4l2_subdev_state *sd_state, - struct v4l2_subdev_selection *sel) -{ - struct i2c_client *client = v4l2_get_subdevdata(sd); - struct misensor_reg exp_reg; - int width, height; - int grid_width, grid_height; - int grid_left, grid_top, grid_right, grid_bottom; - int win_left, win_top, win_right, win_bottom; - int i, j; - int ret; - - if (sel->which != V4L2_SUBDEV_FORMAT_TRY && - sel->which != V4L2_SUBDEV_FORMAT_ACTIVE) - return -EINVAL; - - grid_left = sel->r.left; - grid_top = sel->r.top; - grid_right = sel->r.left + sel->r.width - 1; - grid_bottom = sel->r.top + sel->r.height - 1; - - ret = mt9m114_res2size(sd, &width, &height); - if (ret) - return ret; - - grid_width = width / 5; - grid_height = height / 5; - - if (grid_width && grid_height) { - win_left = grid_left / grid_width; - win_top = grid_top / grid_height; - win_right = grid_right / grid_width; - win_bottom = grid_bottom / grid_height; - } else { - dev_err(&client->dev, "Incorrect exp grid.\n"); - return -EINVAL; - } - - win_left = clamp_t(int, win_left, 0, 4); - win_top = clamp_t(int, win_top, 0, 4); - win_right = clamp_t(int, win_right, 0, 4); - win_bottom = clamp_t(int, win_bottom, 0, 4); - - ret = mt9m114_write_reg_array(client, mt9m114_exp_average, NO_POLLING); - if (ret) { - dev_err(&client->dev, "write exp_average reg err.\n"); - return ret; - } - - for (i = win_top; i <= win_bottom; i++) { - for (j = win_left; j <= win_right; j++) { - exp_reg = mt9m114_exp_win[i][j]; - - ret = mt9m114_write_reg(client, exp_reg.length, - exp_reg.reg, exp_reg.val); - if (ret) { - dev_err(&client->dev, "write exp_reg err.\n"); - return ret; - } - } - } - - return 0; -} - -static int mt9m114_s_ev(struct v4l2_subdev *sd, s32 val) -{ - struct i2c_client *c = v4l2_get_subdevdata(sd); - s32 luma = 0x37; - int err; - - /* - * EV value only support -2 to 2 - * 0: 0x37, 1:0x47, 2:0x57, -1:0x27, -2:0x17 - */ - if (val < -2 || val > 2) - return -EINVAL; - luma += 0x10 * val; - dev_dbg(&c->dev, "%s val:%d luma:0x%x\n", __func__, val, luma); - err = mt9m114_write_reg(c, MISENSOR_16BIT, 0x098E, 0xC87A); - if (err) { - dev_err(&c->dev, "%s logic addr access error\n", __func__); - return err; - } - err = mt9m114_write_reg(c, MISENSOR_8BIT, 0xC87A, (u32)luma); - if (err) { - dev_err(&c->dev, "%s write target_average_luma failed\n", - __func__); - return err; - } - udelay(10); - - return 0; -} - -static int mt9m114_g_ev(struct v4l2_subdev *sd, s32 *val) -{ - struct i2c_client *c = v4l2_get_subdevdata(sd); - int err; - u32 luma; - - err = mt9m114_write_reg(c, MISENSOR_16BIT, 0x098E, 0xC87A); - if (err) { - dev_err(&c->dev, "%s logic addr access error\n", __func__); - return err; - } - err = mt9m114_read_reg(c, MISENSOR_8BIT, 0xC87A, &luma); - if (err) { - dev_err(&c->dev, "%s read target_average_luma failed\n", - __func__); - return err; - } - luma -= 0x17; - luma /= 0x10; - *val = (s32)luma - 2; - dev_dbg(&c->dev, "%s val:%d\n", __func__, *val); - - return 0; -} - -/* - * Fake interface - * mt9m114 now can not support 3a_lock - */ -static int mt9m114_s_3a_lock(struct v4l2_subdev *sd, s32 val) -{ - aaalock = val; - return 0; -} - -static int mt9m114_g_3a_lock(struct v4l2_subdev *sd, s32 *val) -{ - if (aaalock) - return V4L2_LOCK_EXPOSURE | V4L2_LOCK_WHITE_BALANCE - | V4L2_LOCK_FOCUS; - return 0; -} - -static int mt9m114_s_ctrl(struct v4l2_ctrl *ctrl) -{ - struct mt9m114_device *dev = - container_of(ctrl->handler, struct mt9m114_device, ctrl_handler); - struct i2c_client *client = v4l2_get_subdevdata(&dev->sd); - int ret = 0; - - switch (ctrl->id) { - case V4L2_CID_VFLIP: - dev_dbg(&client->dev, "%s: CID_VFLIP:%d.\n", - __func__, ctrl->val); - ret = mt9m114_t_vflip(&dev->sd, ctrl->val); - break; - case V4L2_CID_HFLIP: - dev_dbg(&client->dev, "%s: CID_HFLIP:%d.\n", - __func__, ctrl->val); - ret = mt9m114_t_hflip(&dev->sd, ctrl->val); - break; - case V4L2_CID_EXPOSURE_METERING: - ret = mt9m114_s_exposure_metering(&dev->sd, ctrl->val); - break; - case V4L2_CID_EXPOSURE: - ret = mt9m114_s_ev(&dev->sd, ctrl->val); - break; - case V4L2_CID_3A_LOCK: - ret = mt9m114_s_3a_lock(&dev->sd, ctrl->val); - break; - default: - ret = -EINVAL; - } - return ret; -} - -static int mt9m114_g_volatile_ctrl(struct v4l2_ctrl *ctrl) -{ - struct mt9m114_device *dev = - container_of(ctrl->handler, struct mt9m114_device, ctrl_handler); - int ret = 0; - - switch (ctrl->id) { - case V4L2_CID_VFLIP: - ret = mt9m114_g_vflip(&dev->sd, &ctrl->val); - break; - case V4L2_CID_HFLIP: - ret = mt9m114_g_hflip(&dev->sd, &ctrl->val); - break; - case V4L2_CID_EXPOSURE_ABSOLUTE: - ret = mt9m114_g_exposure(&dev->sd, &ctrl->val); - break; - case V4L2_CID_EXPOSURE_ZONE_NUM: - ret = mt9m114_g_exposure_zone_num(&dev->sd, &ctrl->val); - break; - case V4L2_CID_EXPOSURE: - ret = mt9m114_g_ev(&dev->sd, &ctrl->val); - break; - case V4L2_CID_3A_LOCK: - ret = mt9m114_g_3a_lock(&dev->sd, &ctrl->val); - break; - default: - ret = -EINVAL; - } - - return ret; -} - -static const struct v4l2_ctrl_ops ctrl_ops = { - .s_ctrl = mt9m114_s_ctrl, - .g_volatile_ctrl = mt9m114_g_volatile_ctrl -}; - -static struct v4l2_ctrl_config mt9m114_controls[] = { - { - .ops = &ctrl_ops, - .id = V4L2_CID_VFLIP, - .name = "Image v-Flip", - .type = V4L2_CTRL_TYPE_INTEGER, - .min = 0, - .max = 1, - .step = 1, - .def = 0, - }, - { - .ops = &ctrl_ops, - .id = V4L2_CID_HFLIP, - .name = "Image h-Flip", - .type = V4L2_CTRL_TYPE_INTEGER, - .min = 0, - .max = 1, - .step = 1, - .def = 0, - }, - { - .ops = &ctrl_ops, - .id = V4L2_CID_EXPOSURE_ABSOLUTE, - .name = "exposure", - .type = V4L2_CTRL_TYPE_INTEGER, - .min = 0, - .max = 0xffff, - .step = 1, - .def = 0, - .flags = 0, - }, - { - .ops = &ctrl_ops, - .id = V4L2_CID_EXPOSURE_ZONE_NUM, - .name = "one-time exposure zone number", - .type = V4L2_CTRL_TYPE_INTEGER, - .min = 0, - .max = 0xffff, - .step = 1, - .def = 0, - .flags = 0, - }, - { - .ops = &ctrl_ops, - .id = V4L2_CID_EXPOSURE_METERING, - .name = "metering", - .type = V4L2_CTRL_TYPE_MENU, - .min = 0, - .max = 3, - .step = 0, - .def = 1, - .flags = 0, - }, - { - .ops = &ctrl_ops, - .id = V4L2_CID_EXPOSURE, - .name = "exposure biasx", - .type = V4L2_CTRL_TYPE_INTEGER, - .min = -2, - .max = 2, - .step = 1, - .def = 0, - .flags = 0, - }, -#if 0 /* Causes v4l2_ctrl_new_custom() to fail with -ERANGE, disable for now */ - { - .ops = &ctrl_ops, - .id = V4L2_CID_3A_LOCK, - .name = "3a lock", - .type = V4L2_CTRL_TYPE_BITMASK, - .min = 0, - .max = V4L2_LOCK_EXPOSURE | V4L2_LOCK_WHITE_BALANCE | V4L2_LOCK_FOCUS, - .step = 1, - .def = 0, - .flags = 0, - }, -#endif -}; - -static int mt9m114_detect(struct mt9m114_device *dev, struct i2c_client *client) -{ - struct i2c_adapter *adapter = client->adapter; - u32 model; - int ret; - - if (!i2c_check_functionality(adapter, I2C_FUNC_I2C)) { - dev_err(&client->dev, "%s: i2c error", __func__); - return -ENODEV; - } - ret = mt9m114_read_reg(client, MISENSOR_16BIT, MT9M114_PID, &model); - if (ret) - return ret; - dev->real_model_id = model; - - if (model != MT9M114_MOD_ID) { - dev_err(&client->dev, "%s: failed: client->addr = %x\n", - __func__, client->addr); - return -ENODEV; - } - - return 0; -} - -static int -mt9m114_s_config(struct v4l2_subdev *sd, int irq, void *platform_data) -{ - struct mt9m114_device *dev = to_mt9m114_sensor(sd); - struct i2c_client *client = v4l2_get_subdevdata(sd); - int ret; - - if (!platform_data) - return -ENODEV; - - dev->platform_data = - (struct camera_sensor_platform_data *)platform_data; - - ret = power_up(sd); - if (ret) { - v4l2_err(client, "mt9m114 power-up err"); - return ret; - } - - /* config & detect sensor */ - ret = mt9m114_detect(dev, client); - if (ret) { - v4l2_err(client, "mt9m114_detect err s_config.\n"); - goto fail_detect; - } - - ret = dev->platform_data->csi_cfg(sd, 1); - if (ret) - goto fail_csi_cfg; - - ret = mt9m114_set_suspend(sd); - if (ret) { - v4l2_err(client, "mt9m114 suspend err"); - return ret; - } - - ret = power_down(sd); - if (ret) { - v4l2_err(client, "mt9m114 power down err"); - return ret; - } - - return ret; - -fail_csi_cfg: - dev->platform_data->csi_cfg(sd, 0); -fail_detect: - power_down(sd); - dev_err(&client->dev, "sensor power-gating failed\n"); - return ret; -} - -/* Horizontal flip the image. */ -static int mt9m114_t_hflip(struct v4l2_subdev *sd, int value) -{ - struct i2c_client *c = v4l2_get_subdevdata(sd); - struct mt9m114_device *dev = to_mt9m114_sensor(sd); - int err; - /* set for direct mode */ - err = mt9m114_write_reg(c, MISENSOR_16BIT, 0x098E, 0xC850); - if (value) { - /* enable H flip ctx A */ - err += misensor_rmw_reg(c, MISENSOR_8BIT, 0xC850, 0x01, 0x01); - err += misensor_rmw_reg(c, MISENSOR_8BIT, 0xC851, 0x01, 0x01); - /* ctx B */ - err += misensor_rmw_reg(c, MISENSOR_8BIT, 0xC888, 0x01, 0x01); - err += misensor_rmw_reg(c, MISENSOR_8BIT, 0xC889, 0x01, 0x01); - - err += misensor_rmw_reg(c, MISENSOR_16BIT, MISENSOR_READ_MODE, - MISENSOR_HFLIP_MASK, MISENSOR_FLIP_EN); - - dev->bpat = MT9M114_BPAT_GRGRBGBG; - } else { - /* disable H flip ctx A */ - err += misensor_rmw_reg(c, MISENSOR_8BIT, 0xC850, 0x01, 0x00); - err += misensor_rmw_reg(c, MISENSOR_8BIT, 0xC851, 0x01, 0x00); - /* ctx B */ - err += misensor_rmw_reg(c, MISENSOR_8BIT, 0xC888, 0x01, 0x00); - err += misensor_rmw_reg(c, MISENSOR_8BIT, 0xC889, 0x01, 0x00); - - err += misensor_rmw_reg(c, MISENSOR_16BIT, MISENSOR_READ_MODE, - MISENSOR_HFLIP_MASK, MISENSOR_FLIP_DIS); - - dev->bpat = MT9M114_BPAT_BGBGGRGR; - } - - err += mt9m114_write_reg(c, MISENSOR_8BIT, 0x8404, 0x06); - udelay(10); - - return !!err; -} - -/* Vertically flip the image */ -static int mt9m114_t_vflip(struct v4l2_subdev *sd, int value) -{ - struct i2c_client *c = v4l2_get_subdevdata(sd); - int err; - /* set for direct mode */ - err = mt9m114_write_reg(c, MISENSOR_16BIT, 0x098E, 0xC850); - if (value >= 1) { - /* enable H flip - ctx A */ - err += misensor_rmw_reg(c, MISENSOR_8BIT, 0xC850, 0x02, 0x01); - err += misensor_rmw_reg(c, MISENSOR_8BIT, 0xC851, 0x02, 0x01); - /* ctx B */ - err += misensor_rmw_reg(c, MISENSOR_8BIT, 0xC888, 0x02, 0x01); - err += misensor_rmw_reg(c, MISENSOR_8BIT, 0xC889, 0x02, 0x01); - - err += misensor_rmw_reg(c, MISENSOR_16BIT, MISENSOR_READ_MODE, - MISENSOR_VFLIP_MASK, MISENSOR_FLIP_EN); - } else { - /* disable H flip - ctx A */ - err += misensor_rmw_reg(c, MISENSOR_8BIT, 0xC850, 0x02, 0x00); - err += misensor_rmw_reg(c, MISENSOR_8BIT, 0xC851, 0x02, 0x00); - /* ctx B */ - err += misensor_rmw_reg(c, MISENSOR_8BIT, 0xC888, 0x02, 0x00); - err += misensor_rmw_reg(c, MISENSOR_8BIT, 0xC889, 0x02, 0x00); - - err += misensor_rmw_reg(c, MISENSOR_16BIT, MISENSOR_READ_MODE, - MISENSOR_VFLIP_MASK, MISENSOR_FLIP_DIS); - } - - err += mt9m114_write_reg(c, MISENSOR_8BIT, 0x8404, 0x06); - udelay(10); - - return !!err; -} - -static int mt9m114_get_frame_interval(struct v4l2_subdev *sd, - struct v4l2_subdev_state *sd_state, - struct v4l2_subdev_frame_interval *interval) -{ - struct mt9m114_device *dev = to_mt9m114_sensor(sd); - - /* - * FIXME: Implement support for V4L2_SUBDEV_FORMAT_TRY, using the V4L2 - * subdev active state API. - */ - if (interval->which != V4L2_SUBDEV_FORMAT_ACTIVE) - return -EINVAL; - - interval->interval.numerator = 1; - interval->interval.denominator = mt9m114_res[dev->res].fps; - - return 0; -} - -static int mt9m114_s_stream(struct v4l2_subdev *sd, int enable) -{ - int ret; - struct i2c_client *c = v4l2_get_subdevdata(sd); - struct mt9m114_device *dev = to_mt9m114_sensor(sd); - struct atomisp_exposure exposure; - - if (enable) { - ret = mt9m114_write_reg_array(c, mt9m114_chgstat_reg, - POST_POLLING); - if (ret < 0) - return ret; - - if (dev->first_exp > MT9M114_MAX_FIRST_EXP) { - exposure.integration_time[0] = dev->first_exp; - exposure.gain[0] = dev->first_gain; - exposure.gain[1] = dev->first_diggain; - mt9m114_s_exposure(sd, &exposure); - } - dev->streamon = 1; - - } else { - dev->streamon = 0; - ret = mt9m114_set_suspend(sd); - } - - return ret; -} - -static int mt9m114_enum_mbus_code(struct v4l2_subdev *sd, - struct v4l2_subdev_state *sd_state, - struct v4l2_subdev_mbus_code_enum *code) -{ - if (code->index) - return -EINVAL; - code->code = MEDIA_BUS_FMT_SGRBG10_1X10; - - return 0; -} - -static int mt9m114_enum_frame_size(struct v4l2_subdev *sd, - struct v4l2_subdev_state *sd_state, - struct v4l2_subdev_frame_size_enum *fse) -{ - unsigned int index = fse->index; - - if (index >= N_RES) - return -EINVAL; - - fse->min_width = mt9m114_res[index].width; - fse->min_height = mt9m114_res[index].height; - fse->max_width = mt9m114_res[index].width; - fse->max_height = mt9m114_res[index].height; - - return 0; -} - -static int mt9m114_g_skip_frames(struct v4l2_subdev *sd, u32 *frames) -{ - int index; - struct mt9m114_device *snr = to_mt9m114_sensor(sd); - - if (!frames) - return -EINVAL; - - for (index = 0; index < N_RES; index++) { - if (mt9m114_res[index].res == snr->res) - break; - } - - if (index >= N_RES) - return -EINVAL; - - *frames = mt9m114_res[index].skip_frames; - - return 0; -} - -static const struct v4l2_subdev_video_ops mt9m114_video_ops = { - .s_stream = mt9m114_s_stream, -}; - -static const struct v4l2_subdev_sensor_ops mt9m114_sensor_ops = { - .g_skip_frames = mt9m114_g_skip_frames, -}; - -static const struct v4l2_subdev_core_ops mt9m114_core_ops = { - .s_power = mt9m114_s_power, - .ioctl = mt9m114_ioctl, -}; - -/* REVISIT: Do we need pad operations? */ -static const struct v4l2_subdev_pad_ops mt9m114_pad_ops = { - .enum_mbus_code = mt9m114_enum_mbus_code, - .enum_frame_size = mt9m114_enum_frame_size, - .get_fmt = mt9m114_get_fmt, - .set_fmt = mt9m114_set_fmt, - .set_selection = mt9m114_s_exposure_selection, - .get_frame_interval = mt9m114_get_frame_interval, -}; - -static const struct v4l2_subdev_ops mt9m114_ops = { - .core = &mt9m114_core_ops, - .video = &mt9m114_video_ops, - .pad = &mt9m114_pad_ops, - .sensor = &mt9m114_sensor_ops, -}; - -static void mt9m114_remove(struct i2c_client *client) -{ - struct mt9m114_device *dev; - struct v4l2_subdev *sd = i2c_get_clientdata(client); - - dev = container_of(sd, struct mt9m114_device, sd); - dev->platform_data->csi_cfg(sd, 0); - v4l2_device_unregister_subdev(sd); - media_entity_cleanup(&dev->sd.entity); - v4l2_ctrl_handler_free(&dev->ctrl_handler); -} - -static int mt9m114_probe(struct i2c_client *client) -{ - struct mt9m114_device *dev; - int ret = 0; - unsigned int i; - void *pdata; - - /* Setup sensor configuration structure */ - dev = devm_kzalloc(&client->dev, sizeof(*dev), GFP_KERNEL); - if (!dev) - return -ENOMEM; - - ret = devm_mutex_init(&client->dev, &dev->input_lock); - if (ret) - return ret; - - v4l2_i2c_subdev_init(&dev->sd, client, &mt9m114_ops); - pdata = gmin_camera_platform_data(&dev->sd, - ATOMISP_INPUT_FORMAT_RAW_10, - atomisp_bayer_order_grbg); - if (pdata) - ret = mt9m114_s_config(&dev->sd, client->irq, pdata); - if (!pdata || ret) { - v4l2_device_unregister_subdev(&dev->sd); - return ret; - } - - ret = atomisp_register_i2c_module(&dev->sd, pdata); - if (ret) { - v4l2_device_unregister_subdev(&dev->sd); - /* Coverity CID 298095 - return on error */ - return ret; - } - - /* TODO add format code here */ - dev->sd.flags |= V4L2_SUBDEV_FL_HAS_DEVNODE; - dev->pad.flags = MEDIA_PAD_FL_SOURCE; - dev->format.code = MEDIA_BUS_FMT_SGRBG10_1X10; - dev->sd.entity.function = MEDIA_ENT_F_CAM_SENSOR; - - ret = - v4l2_ctrl_handler_init(&dev->ctrl_handler, - ARRAY_SIZE(mt9m114_controls)); - if (ret) { - mt9m114_remove(client); - return ret; - } - - for (i = 0; i < ARRAY_SIZE(mt9m114_controls); i++) - v4l2_ctrl_new_custom(&dev->ctrl_handler, &mt9m114_controls[i], - NULL); - - if (dev->ctrl_handler.error) { - mt9m114_remove(client); - return dev->ctrl_handler.error; - } - - /* Use same lock for controls as for everything else. */ - dev->ctrl_handler.lock = &dev->input_lock; - dev->sd.ctrl_handler = &dev->ctrl_handler; - - /* REVISIT: Do we need media controller? */ - ret = media_entity_pads_init(&dev->sd.entity, 1, &dev->pad); - if (ret) { - mt9m114_remove(client); - return ret; - } - return 0; -} - -static const struct acpi_device_id mt9m114_acpi_match[] = { - { "INT33F0" }, - { "CRMT1040" }, - {}, -}; -MODULE_DEVICE_TABLE(acpi, mt9m114_acpi_match); - -static struct i2c_driver mt9m114_driver = { - .driver = { - .name = "mt9m114", - .acpi_match_table = mt9m114_acpi_match, - }, - .probe = mt9m114_probe, - .remove = mt9m114_remove, -}; -module_i2c_driver(mt9m114_driver); - -MODULE_AUTHOR("Shuguang Gong <Shuguang.gong@intel.com>"); -MODULE_DESCRIPTION("Aptina mt9m114 sensor support module"); -MODULE_LICENSE("GPL"); diff --git a/drivers/staging/media/atomisp/i2c/mt9m114.h b/drivers/staging/media/atomisp/i2c/mt9m114.h deleted file mode 100644 index 97820db90827..000000000000 --- a/drivers/staging/media/atomisp/i2c/mt9m114.h +++ /dev/null @@ -1,1768 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * Support for mt9m114 Camera Sensor. - * - * Copyright (c) 2010 Intel Corporation. All Rights Reserved. - */ - -#ifndef __A1040_H__ -#define __A1040_H__ - -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/i2c.h> -#include <linux/delay.h> -#include <linux/videodev2.h> -#include <linux/spinlock.h> -#include <media/v4l2-subdev.h> -#include <media/v4l2-device.h> -#include <media/v4l2-ctrls.h> -#include <linux/v4l2-mediabus.h> -#include <media/media-entity.h> -#include "../include/linux/atomisp_platform.h" -#include "../include/linux/atomisp.h" - -#define V4L2_IDENT_MT9M114 8245 - -#define MT9P111_REV3 -#define FULLINISUPPORT - -/* #defines for register writes and register array processing */ -#define MISENSOR_8BIT 1 -#define MISENSOR_16BIT 2 -#define MISENSOR_32BIT 4 - -#define MISENSOR_FWBURST0 0x80 -#define MISENSOR_FWBURST1 0x81 -#define MISENSOR_FWBURST4 0x84 -#define MISENSOR_FWBURST 0x88 - -#define MISENSOR_TOK_TERM 0xf000 /* terminating token for reg list */ -#define MISENSOR_TOK_DELAY 0xfe00 /* delay token for reg list */ -#define MISENSOR_TOK_FWLOAD 0xfd00 /* token indicating load FW */ -#define MISENSOR_TOK_POLL 0xfc00 /* token indicating poll instruction */ -#define MISENSOR_TOK_RMW 0x0010 /* RMW operation */ -#define MISENSOR_TOK_MASK 0xfff0 -#define MISENSOR_AWB_STEADY BIT(0) /* awb steady */ -#define MISENSOR_AE_READY BIT(3) /* ae status ready */ - -/* mask to set sensor read_mode via misensor_rmw_reg */ -#define MISENSOR_R_MODE_MASK 0x0330 -/* mask to set sensor vert_flip and horz_mirror */ -#define MISENSOR_VFLIP_MASK 0x0002 -#define MISENSOR_HFLIP_MASK 0x0001 -#define MISENSOR_FLIP_EN 1 -#define MISENSOR_FLIP_DIS 0 - -/* bits set to set sensor read_mode via misensor_rmw_reg */ -#define MISENSOR_SKIPPING_SET 0x0011 -#define MISENSOR_SUMMING_SET 0x0033 -#define MISENSOR_NORMAL_SET 0x0000 - -/* sensor register that control sensor read-mode and mirror */ -#define MISENSOR_READ_MODE 0xC834 -/* sensor ae-track status register */ -#define MISENSOR_AE_TRACK_STATUS 0xA800 -/* sensor awb status register */ -#define MISENSOR_AWB_STATUS 0xAC00 -/* sensor coarse integration time register */ -#define MISENSOR_COARSE_INTEGRATION_TIME 0xC83C - -/* registers */ -#define REG_SW_RESET 0x301A -#define REG_SW_STREAM 0xDC00 -#define REG_SCCB_CTRL 0x3100 -#define REG_SC_CMMN_CHIP_ID 0x0000 -#define REG_V_START 0xc800 /* 16bits */ -#define REG_H_START 0xc802 /* 16bits */ -#define REG_V_END 0xc804 /* 16bits */ -#define REG_H_END 0xc806 /* 16bits */ -#define REG_PIXEL_CLK 0xc808 /* 32bits */ -#define REG_TIMING_VTS 0xc812 /* 16bits */ -#define REG_TIMING_HTS 0xc814 /* 16bits */ -#define REG_WIDTH 0xC868 /* 16bits */ -#define REG_HEIGHT 0xC86A /* 16bits */ -#define REG_EXPO_COARSE 0x3012 /* 16bits */ -#define REG_EXPO_FINE 0x3014 /* 16bits */ -#define REG_GAIN 0x305E -#define REG_ANALOGGAIN 0x305F -#define REG_ADDR_ACESSS 0x098E /* logical_address_access */ -#define REG_COMM_Register 0x0080 /* command_register */ - -#define SENSOR_DETECTED 1 -#define SENSOR_NOT_DETECTED 0 - -#define I2C_RETRY_COUNT 5 -#define MSG_LEN_OFFSET 2 - -#ifndef MIPI_CONTROL -#define MIPI_CONTROL 0x3400 /* MIPI_Control */ -#endif - -/* GPIO pin on Moorestown */ -#define GPIO_SCLK_25 44 -#define GPIO_STB_PIN 47 - -#define GPIO_STDBY_PIN 49 /* ab:new */ -#define GPIO_RESET_PIN 50 - -/* System control register for Aptina A-1040SOC*/ -#define MT9M114_PID 0x0 - -/* MT9P111_DEVICE_ID */ -#define MT9M114_MOD_ID 0x2481 - -#define MT9M114_FINE_INTG_TIME_MIN 0 -#define MT9M114_FINE_INTG_TIME_MAX_MARGIN 0 -#define MT9M114_COARSE_INTG_TIME_MIN 1 -#define MT9M114_COARSE_INTG_TIME_MAX_MARGIN 6 - -/* ulBPat; */ - -#define MT9M114_BPAT_RGRGGBGB BIT(0) -#define MT9M114_BPAT_GRGRBGBG BIT(1) -#define MT9M114_BPAT_GBGBRGRG BIT(2) -#define MT9M114_BPAT_BGBGGRGR BIT(3) - -#define MT9M114_FOCAL_LENGTH_NUM 208 /*2.08mm*/ -#define MT9M114_WAIT_STAT_TIMEOUT 100 -#define MT9M114_FLICKER_MODE_50HZ 1 -#define MT9M114_FLICKER_MODE_60HZ 2 -/* - * focal length bits definition: - * bits 31-16: numerator, bits 15-0: denominator - */ -#define MT9M114_FOCAL_LENGTH_DEFAULT 0xD00064 - -/* - * current f-number bits definition: - * bits 31-16: numerator, bits 15-0: denominator - */ -#define MT9M114_F_NUMBER_DEFAULT 0x18000a - -/* - * f-number range bits definition: - * bits 31-24: max f-number numerator - * bits 23-16: max f-number denominator - * bits 15-8: min f-number numerator - * bits 7-0: min f-number denominator - */ -#define MT9M114_F_NUMBER_RANGE 0x180a180a - -/* Supported resolutions */ -enum { - MT9M114_RES_736P, - MT9M114_RES_864P, - MT9M114_RES_960P, -}; - -#define MT9M114_RES_960P_SIZE_H 1296 -#define MT9M114_RES_960P_SIZE_V 976 -#define MT9M114_RES_720P_SIZE_H 1280 -#define MT9M114_RES_720P_SIZE_V 720 -#define MT9M114_RES_576P_SIZE_H 1024 -#define MT9M114_RES_576P_SIZE_V 576 -#define MT9M114_RES_480P_SIZE_H 768 -#define MT9M114_RES_480P_SIZE_V 480 -#define MT9M114_RES_VGA_SIZE_H 640 -#define MT9M114_RES_VGA_SIZE_V 480 -#define MT9M114_RES_QVGA_SIZE_H 320 -#define MT9M114_RES_QVGA_SIZE_V 240 -#define MT9M114_RES_QCIF_SIZE_H 176 -#define MT9M114_RES_QCIF_SIZE_V 144 - -#define MT9M114_RES_720_480p_768_SIZE_H 736 -#define MT9M114_RES_720_480p_768_SIZE_V 496 -#define MT9M114_RES_736P_SIZE_H 1296 -#define MT9M114_RES_736P_SIZE_V 736 -#define MT9M114_RES_864P_SIZE_H 1296 -#define MT9M114_RES_864P_SIZE_V 864 -#define MT9M114_RES_976P_SIZE_H 1296 -#define MT9M114_RES_976P_SIZE_V 976 - -#define MT9M114_BIN_FACTOR_MAX 3 - -#define MT9M114_DEFAULT_FIRST_EXP 0x10 -#define MT9M114_MAX_FIRST_EXP 0x302 - -/* completion status polling requirements, usage based on Aptina .INI Rev2 */ -enum poll_reg { - NO_POLLING, - PRE_POLLING, - POST_POLLING, -}; - -/* - * struct misensor_reg - MI sensor register format - * @length: length of the register - * @reg: 16-bit offset to register - * @val: 8/16/32-bit register value - * Define a structure for sensor register initialization values - */ -struct misensor_reg { - u32 length; - u32 reg; - u32 val; /* value or for read/mod/write, AND mask */ - u32 val2; /* optional; for rmw, OR mask */ -}; - -/* - * struct misensor_fwreg - Firmware burst command - * @type: FW burst or 8/16 bit register - * @addr: 16-bit offset to register or other values depending on type - * @valx: data value for burst (or other commands) - * - * Define a structure for sensor register initialization values - */ -struct misensor_fwreg { - u32 type; /* type of value, register or FW burst string */ - u32 addr; /* target address */ - u32 val0; - u32 val1; - u32 val2; - u32 val3; - u32 val4; - u32 val5; - u32 val6; - u32 val7; -}; - -struct regval_list { - u16 reg_num; - u8 value; -}; - -struct mt9m114_device { - struct v4l2_subdev sd; - struct media_pad pad; - struct v4l2_mbus_framefmt format; - - struct camera_sensor_platform_data *platform_data; - struct mutex input_lock; /* serialize sensor's ioctl */ - struct v4l2_ctrl_handler ctrl_handler; - int real_model_id; - int nctx; - int power; - - unsigned int bus_width; - unsigned int mode; - unsigned int field_inv; - unsigned int field_sel; - unsigned int ycseq; - unsigned int conv422; - unsigned int bpat; - unsigned int hpol; - unsigned int vpol; - unsigned int edge; - unsigned int bls; - unsigned int gamma; - unsigned int cconv; - unsigned int res; - unsigned int dwn_sz; - unsigned int blc; - unsigned int agc; - unsigned int awb; - unsigned int aec; - /* extension SENSOR version 2 */ - unsigned int cie_profile; - - /* extension SENSOR version 3 */ - unsigned int flicker_freq; - - /* extension SENSOR version 4 */ - unsigned int smia_mode; - unsigned int mipi_mode; - - /* Add name here to load shared library */ - unsigned int type; - - /*Number of MIPI lanes*/ - unsigned int mipi_lanes; - /*WA for low light AE*/ - unsigned int first_exp; - unsigned int first_gain; - unsigned int first_diggain; - char name[32]; - - u8 lightfreq; - u8 streamon; -}; - -struct mt9m114_format_struct { - u8 *desc; - u32 pixelformat; - struct regval_list *regs; -}; - -struct mt9m114_res_struct { - u8 *desc; - int res; - int width; - int height; - int fps; - int skip_frames; - bool used; - struct regval_list *regs; - u16 pixels_per_line; - u16 lines_per_frame; -}; - -/* 2 bytes used for address: 256 bytes total */ -#define MT9M114_MAX_WRITE_BUF_SIZE 254 -struct mt9m114_write_buffer { - u16 addr; - u8 data[MT9M114_MAX_WRITE_BUF_SIZE]; -}; - -struct mt9m114_write_ctrl { - int index; - struct mt9m114_write_buffer buffer; -}; - -/* - * Modes supported by the mt9m114 driver. - * Please, keep them in ascending order. - */ -static struct mt9m114_res_struct mt9m114_res[] = { - { - .desc = "720P", - .res = MT9M114_RES_736P, - .width = 1296, - .height = 736, - .fps = 30, - .used = false, - .regs = NULL, - .skip_frames = 1, - - .pixels_per_line = 0x0640, - .lines_per_frame = 0x0307, - }, - { - .desc = "848P", - .res = MT9M114_RES_864P, - .width = 1296, - .height = 864, - .fps = 30, - .used = false, - .regs = NULL, - .skip_frames = 1, - - .pixels_per_line = 0x0640, - .lines_per_frame = 0x03E8, - }, - { - .desc = "960P", - .res = MT9M114_RES_960P, - .width = 1296, - .height = 976, - .fps = 30, - .used = false, - .regs = NULL, - .skip_frames = 1, - - .pixels_per_line = 0x0644, /* consistent with regs arrays */ - .lines_per_frame = 0x03E5, /* consistent with regs arrays */ - }, -}; - -#define N_RES (ARRAY_SIZE(mt9m114_res)) - -#if 0 /* Currently unused */ -static struct misensor_reg const mt9m114_exitstandby[] = { - {MISENSOR_16BIT, 0x098E, 0xDC00}, - /* exit-standby */ - {MISENSOR_8BIT, 0xDC00, 0x54}, - {MISENSOR_16BIT, 0x0080, 0x8002}, - {MISENSOR_TOK_TERM, 0, 0} -}; -#endif - -static struct misensor_reg const mt9m114_exp_win[5][5] = { - { - {MISENSOR_8BIT, 0xA407, 0x64}, - {MISENSOR_8BIT, 0xA408, 0x64}, - {MISENSOR_8BIT, 0xA409, 0x64}, - {MISENSOR_8BIT, 0xA40A, 0x64}, - {MISENSOR_8BIT, 0xA40B, 0x64}, - }, - { - {MISENSOR_8BIT, 0xA40C, 0x64}, - {MISENSOR_8BIT, 0xA40D, 0x64}, - {MISENSOR_8BIT, 0xA40E, 0x64}, - {MISENSOR_8BIT, 0xA40F, 0x64}, - {MISENSOR_8BIT, 0xA410, 0x64}, - }, - { - {MISENSOR_8BIT, 0xA411, 0x64}, - {MISENSOR_8BIT, 0xA412, 0x64}, - {MISENSOR_8BIT, 0xA413, 0x64}, - {MISENSOR_8BIT, 0xA414, 0x64}, - {MISENSOR_8BIT, 0xA415, 0x64}, - }, - { - {MISENSOR_8BIT, 0xA416, 0x64}, - {MISENSOR_8BIT, 0xA417, 0x64}, - {MISENSOR_8BIT, 0xA418, 0x64}, - {MISENSOR_8BIT, 0xA419, 0x64}, - {MISENSOR_8BIT, 0xA41A, 0x64}, - }, - { - {MISENSOR_8BIT, 0xA41B, 0x64}, - {MISENSOR_8BIT, 0xA41C, 0x64}, - {MISENSOR_8BIT, 0xA41D, 0x64}, - {MISENSOR_8BIT, 0xA41E, 0x64}, - {MISENSOR_8BIT, 0xA41F, 0x64}, - }, -}; - -static struct misensor_reg const mt9m114_exp_average[] = { - {MISENSOR_8BIT, 0xA407, 0x00}, - {MISENSOR_8BIT, 0xA408, 0x00}, - {MISENSOR_8BIT, 0xA409, 0x00}, - {MISENSOR_8BIT, 0xA40A, 0x00}, - {MISENSOR_8BIT, 0xA40B, 0x00}, - {MISENSOR_8BIT, 0xA40C, 0x00}, - {MISENSOR_8BIT, 0xA40D, 0x00}, - {MISENSOR_8BIT, 0xA40E, 0x00}, - {MISENSOR_8BIT, 0xA40F, 0x00}, - {MISENSOR_8BIT, 0xA410, 0x00}, - {MISENSOR_8BIT, 0xA411, 0x00}, - {MISENSOR_8BIT, 0xA412, 0x00}, - {MISENSOR_8BIT, 0xA413, 0x00}, - {MISENSOR_8BIT, 0xA414, 0x00}, - {MISENSOR_8BIT, 0xA415, 0x00}, - {MISENSOR_8BIT, 0xA416, 0x00}, - {MISENSOR_8BIT, 0xA417, 0x00}, - {MISENSOR_8BIT, 0xA418, 0x00}, - {MISENSOR_8BIT, 0xA419, 0x00}, - {MISENSOR_8BIT, 0xA41A, 0x00}, - {MISENSOR_8BIT, 0xA41B, 0x00}, - {MISENSOR_8BIT, 0xA41C, 0x00}, - {MISENSOR_8BIT, 0xA41D, 0x00}, - {MISENSOR_8BIT, 0xA41E, 0x00}, - {MISENSOR_8BIT, 0xA41F, 0x00}, - {MISENSOR_TOK_TERM, 0, 0} -}; - -static struct misensor_reg const mt9m114_exp_center[] = { - {MISENSOR_8BIT, 0xA407, 0x19}, - {MISENSOR_8BIT, 0xA408, 0x19}, - {MISENSOR_8BIT, 0xA409, 0x19}, - {MISENSOR_8BIT, 0xA40A, 0x19}, - {MISENSOR_8BIT, 0xA40B, 0x19}, - {MISENSOR_8BIT, 0xA40C, 0x19}, - {MISENSOR_8BIT, 0xA40D, 0x4B}, - {MISENSOR_8BIT, 0xA40E, 0x4B}, - {MISENSOR_8BIT, 0xA40F, 0x4B}, - {MISENSOR_8BIT, 0xA410, 0x19}, - {MISENSOR_8BIT, 0xA411, 0x19}, - {MISENSOR_8BIT, 0xA412, 0x4B}, - {MISENSOR_8BIT, 0xA413, 0x64}, - {MISENSOR_8BIT, 0xA414, 0x4B}, - {MISENSOR_8BIT, 0xA415, 0x19}, - {MISENSOR_8BIT, 0xA416, 0x19}, - {MISENSOR_8BIT, 0xA417, 0x4B}, - {MISENSOR_8BIT, 0xA418, 0x4B}, - {MISENSOR_8BIT, 0xA419, 0x4B}, - {MISENSOR_8BIT, 0xA41A, 0x19}, - {MISENSOR_8BIT, 0xA41B, 0x19}, - {MISENSOR_8BIT, 0xA41C, 0x19}, - {MISENSOR_8BIT, 0xA41D, 0x19}, - {MISENSOR_8BIT, 0xA41E, 0x19}, - {MISENSOR_8BIT, 0xA41F, 0x19}, - {MISENSOR_TOK_TERM, 0, 0} -}; - -#if 0 /* Currently unused */ -static struct misensor_reg const mt9m114_suspend[] = { - {MISENSOR_16BIT, 0x098E, 0xDC00}, - {MISENSOR_8BIT, 0xDC00, 0x40}, - {MISENSOR_16BIT, 0x0080, 0x8002}, - {MISENSOR_TOK_TERM, 0, 0} -}; - -static struct misensor_reg const mt9m114_streaming[] = { - {MISENSOR_16BIT, 0x098E, 0xDC00}, - {MISENSOR_8BIT, 0xDC00, 0x34}, - {MISENSOR_16BIT, 0x0080, 0x8002}, - {MISENSOR_TOK_TERM, 0, 0} -}; -#endif - -static struct misensor_reg const mt9m114_standby_reg[] = { - {MISENSOR_16BIT, 0x098E, 0xDC00}, - {MISENSOR_8BIT, 0xDC00, 0x50}, - {MISENSOR_16BIT, 0x0080, 0x8002}, - {MISENSOR_TOK_TERM, 0, 0} -}; - -#if 0 /* Currently unused */ -static struct misensor_reg const mt9m114_wakeup_reg[] = { - {MISENSOR_16BIT, 0x098E, 0xDC00}, - {MISENSOR_8BIT, 0xDC00, 0x54}, - {MISENSOR_16BIT, 0x0080, 0x8002}, - {MISENSOR_TOK_TERM, 0, 0} -}; -#endif - -static struct misensor_reg const mt9m114_chgstat_reg[] = { - {MISENSOR_16BIT, 0x098E, 0xDC00}, - {MISENSOR_8BIT, 0xDC00, 0x28}, - {MISENSOR_16BIT, 0x0080, 0x8002}, - {MISENSOR_TOK_TERM, 0, 0} -}; - -/* [1296x976_30fps] - Intel */ -#if 0 -static struct misensor_reg const mt9m114_960P_init[] = { - {MISENSOR_16BIT, 0x098E, 0x1000}, - {MISENSOR_8BIT, 0xC97E, 0x01}, /* cam_sysctl_pll_enable = 1 */ - {MISENSOR_16BIT, 0xC980, 0x0128}, /* cam_sysctl_pll_divider_m_n = 276 */ - {MISENSOR_16BIT, 0xC982, 0x0700}, /* cam_sysctl_pll_divider_p = 1792 */ - {MISENSOR_16BIT, 0xC800, 0x0000}, /* cam_sensor_cfg_y_addr_start = 0 */ - {MISENSOR_16BIT, 0xC802, 0x0000}, /* cam_sensor_cfg_x_addr_start = 0 */ - {MISENSOR_16BIT, 0xC804, 0x03CF}, /* cam_sensor_cfg_y_addr_end = 971 */ - {MISENSOR_16BIT, 0xC806, 0x050F}, /* cam_sensor_cfg_x_addr_end = 1291 */ - {MISENSOR_16BIT, 0xC808, 0x02DC}, /* cam_sensor_cfg_pixclk = 48000000 */ - {MISENSOR_16BIT, 0xC80A, 0x6C00}, - {MISENSOR_16BIT, 0xC80C, 0x0001}, /* cam_sensor_cfg_row_speed = 1 */ - /* cam_sensor_cfg_fine_integ_time_min = 219 */ - {MISENSOR_16BIT, 0xC80E, 0x00DB}, - /* cam_sensor_cfg_fine_integ_time_max = 1459 */ - {MISENSOR_16BIT, 0xC810, 0x05B3}, - /* cam_sensor_cfg_frame_length_lines = 1006 */ - {MISENSOR_16BIT, 0xC812, 0x03F6}, - /* cam_sensor_cfg_line_length_pck = 1590 */ - {MISENSOR_16BIT, 0xC814, 0x063E}, - /* cam_sensor_cfg_fine_correction = 96 */ - {MISENSOR_16BIT, 0xC816, 0x0060}, - /* cam_sensor_cfg_cpipe_last_row = 963 */ - {MISENSOR_16BIT, 0xC818, 0x03C3}, - {MISENSOR_16BIT, 0xC826, 0x0020}, /* cam_sensor_cfg_reg_0_data = 32 */ - {MISENSOR_16BIT, 0xC834, 0x0000}, /* cam_sensor_control_read_mode = 0 */ - {MISENSOR_16BIT, 0xC854, 0x0000}, /* cam_crop_window_xoffset = 0 */ - {MISENSOR_16BIT, 0xC856, 0x0000}, /* cam_crop_window_yoffset = 0 */ - {MISENSOR_16BIT, 0xC858, 0x0508}, /* cam_crop_window_width = 1280 */ - {MISENSOR_16BIT, 0xC85A, 0x03C8}, /* cam_crop_window_height = 960 */ - {MISENSOR_8BIT, 0xC85C, 0x03}, /* cam_crop_cropmode = 3 */ - {MISENSOR_16BIT, 0xC868, 0x0508}, /* cam_output_width = 1280 */ - {MISENSOR_16BIT, 0xC86A, 0x03C8}, /* cam_output_height = 960 */ - {MISENSOR_TOK_TERM, 0, 0}, -}; -#endif - -/* [1296x976_30fps_768Mbps] */ -static struct misensor_reg const mt9m114_976P_init[] = { - {MISENSOR_16BIT, 0x98E, 0x1000}, - {MISENSOR_8BIT, 0xC97E, 0x01}, /* cam_sysctl_pll_enable = 1 */ - {MISENSOR_16BIT, 0xC980, 0x0128}, /* cam_sysctl_pll_divider_m_n = 276 */ - {MISENSOR_16BIT, 0xC982, 0x0700}, /* cam_sysctl_pll_divider_p = 1792 */ - {MISENSOR_16BIT, 0xC800, 0x0000}, /* cam_sensor_cfg_y_addr_start = 0 */ - {MISENSOR_16BIT, 0xC802, 0x0000}, /* cam_sensor_cfg_x_addr_start = 0 */ - {MISENSOR_16BIT, 0xC804, 0x03CF}, /* cam_sensor_cfg_y_addr_end = 975 */ - {MISENSOR_16BIT, 0xC806, 0x050F}, /* cam_sensor_cfg_x_addr_end = 1295 */ - {MISENSOR_32BIT, 0xC808, 0x2DC6C00},/* cam_sensor_cfg_pixclk = 480000*/ - {MISENSOR_16BIT, 0xC80C, 0x0001}, /* cam_sensor_cfg_row_speed = 1 */ - /* cam_sensor_cfg_fine_integ_time_min = 219 */ - {MISENSOR_16BIT, 0xC80E, 0x00DB}, - /* 0x062E //cam_sensor_cfg_fine_integ_time_max = 1459 */ - {MISENSOR_16BIT, 0xC810, 0x05B3}, - /* 0x074C //cam_sensor_cfg_frame_length_lines = 1006 */ - {MISENSOR_16BIT, 0xC812, 0x03E5}, - /* 0x06B1 /cam_sensor_cfg_line_length_pck = 1590 */ - {MISENSOR_16BIT, 0xC814, 0x0644}, - /* cam_sensor_cfg_fine_correction = 96 */ - {MISENSOR_16BIT, 0xC816, 0x0060}, - /* cam_sensor_cfg_cpipe_last_row = 963 */ - {MISENSOR_16BIT, 0xC818, 0x03C3}, - {MISENSOR_16BIT, 0xC826, 0x0020}, /* cam_sensor_cfg_reg_0_data = 32 */ - {MISENSOR_16BIT, 0xC834, 0x0000}, /* cam_sensor_control_read_mode = 0 */ - {MISENSOR_16BIT, 0xC854, 0x0000}, /* cam_crop_window_xoffset = 0 */ - {MISENSOR_16BIT, 0xC856, 0x0000}, /* cam_crop_window_yoffset = 0 */ - {MISENSOR_16BIT, 0xC858, 0x0508}, /* cam_crop_window_width = 1288 */ - {MISENSOR_16BIT, 0xC85A, 0x03C8}, /* cam_crop_window_height = 968 */ - {MISENSOR_8BIT, 0xC85C, 0x03}, /* cam_crop_cropmode = 3 */ - {MISENSOR_16BIT, 0xC868, 0x0508}, /* cam_output_width = 1288 */ - {MISENSOR_16BIT, 0xC86A, 0x03C8}, /* cam_output_height = 968 */ - {MISENSOR_8BIT, 0xC878, 0x00}, /* 0x0E //cam_aet_aemode = 0 */ - {MISENSOR_TOK_TERM, 0, 0} -}; - -/* [1296x864_30fps] */ -static struct misensor_reg const mt9m114_864P_init[] = { - {MISENSOR_16BIT, 0x98E, 0x1000}, - {MISENSOR_8BIT, 0xC97E, 0x01}, /* cam_sysctl_pll_enable = 1 */ - {MISENSOR_16BIT, 0xC980, 0x0128}, /* cam_sysctl_pll_divider_m_n = 276 */ - {MISENSOR_16BIT, 0xC982, 0x0700}, /* cam_sysctl_pll_divider_p = 1792 */ - {MISENSOR_16BIT, 0xC800, 0x0038}, /* cam_sensor_cfg_y_addr_start = 56 */ - {MISENSOR_16BIT, 0xC802, 0x0000}, /* cam_sensor_cfg_x_addr_start = 0 */ - {MISENSOR_16BIT, 0xC804, 0x0397}, /* cam_sensor_cfg_y_addr_end = 919 */ - {MISENSOR_16BIT, 0xC806, 0x050F}, /* cam_sensor_cfg_x_addr_end = 1295 */ - /* cam_sensor_cfg_pixclk = 48000000 */ - {MISENSOR_32BIT, 0xC808, 0x2DC6C00}, - {MISENSOR_16BIT, 0xC80C, 0x0001}, /* cam_sensor_cfg_row_speed = 1 */ - /* cam_sensor_cfg_fine_integ_time_min = 219 */ - {MISENSOR_16BIT, 0xC80E, 0x00DB}, - /* cam_sensor_cfg_fine_integ_time_max = 1469 */ - {MISENSOR_16BIT, 0xC810, 0x05BD}, - /* cam_sensor_cfg_frame_length_lines = 1000 */ - {MISENSOR_16BIT, 0xC812, 0x03E8}, - /* cam_sensor_cfg_line_length_pck = 1600 */ - {MISENSOR_16BIT, 0xC814, 0x0640}, - /* cam_sensor_cfg_fine_correction = 96 */ - {MISENSOR_16BIT, 0xC816, 0x0060}, - /* cam_sensor_cfg_cpipe_last_row = 859 */ - {MISENSOR_16BIT, 0xC818, 0x035B}, - {MISENSOR_16BIT, 0xC826, 0x0020}, /* cam_sensor_cfg_reg_0_data = 32 */ - {MISENSOR_16BIT, 0xC834, 0x0000}, /* cam_sensor_control_read_mode = 0 */ - {MISENSOR_16BIT, 0xC854, 0x0000}, /* cam_crop_window_xoffset = 0 */ - {MISENSOR_16BIT, 0xC856, 0x0000}, /* cam_crop_window_yoffset = 0 */ - {MISENSOR_16BIT, 0xC858, 0x0508}, /* cam_crop_window_width = 1288 */ - {MISENSOR_16BIT, 0xC85A, 0x0358}, /* cam_crop_window_height = 856 */ - {MISENSOR_8BIT, 0xC85C, 0x03}, /* cam_crop_cropmode = 3 */ - {MISENSOR_16BIT, 0xC868, 0x0508}, /* cam_output_width = 1288 */ - {MISENSOR_16BIT, 0xC86A, 0x0358}, /* cam_output_height = 856 */ - {MISENSOR_8BIT, 0xC878, 0x00}, /* 0x0E //cam_aet_aemode = 0 */ - {MISENSOR_TOK_TERM, 0, 0} -}; - -/* [1296x736_30fps] */ -static struct misensor_reg const mt9m114_736P_init[] = { - {MISENSOR_16BIT, 0x98E, 0x1000}, - {MISENSOR_8BIT, 0xC97E, 0x01}, /* cam_sysctl_pll_enable = 1 */ - {MISENSOR_16BIT, 0xC980, 0x011F}, /* cam_sysctl_pll_divider_m_n = 287 */ - {MISENSOR_16BIT, 0xC982, 0x0700}, /* cam_sysctl_pll_divider_p = 1792 */ - {MISENSOR_16BIT, 0xC800, 0x0078}, /* cam_sensor_cfg_y_addr_start = 120*/ - {MISENSOR_16BIT, 0xC802, 0x0000}, /* cam_sensor_cfg_x_addr_start = 0 */ - {MISENSOR_16BIT, 0xC804, 0x0357}, /* cam_sensor_cfg_y_addr_end = 855 */ - {MISENSOR_16BIT, 0xC806, 0x050F}, /* cam_sensor_cfg_x_addr_end = 1295 */ - {MISENSOR_32BIT, 0xC808, 0x237A07F}, /* cam_sensor_cfg_pixclk=37199999*/ - {MISENSOR_16BIT, 0xC80C, 0x0001}, /* cam_sensor_cfg_row_speed = 1 */ - /* cam_sensor_cfg_fine_integ_time_min = 219 */ - {MISENSOR_16BIT, 0xC80E, 0x00DB}, - /* 0x062E //cam_sensor_cfg_fine_integ_time_max = 1469 */ - {MISENSOR_16BIT, 0xC810, 0x05BD}, - /* 0x074C //cam_sensor_cfg_frame_length_lines = 775 */ - {MISENSOR_16BIT, 0xC812, 0x0307}, - /* 0x06B1 /cam_sensor_cfg_line_length_pck = 1600 */ - {MISENSOR_16BIT, 0xC814, 0x0640}, - /* cam_sensor_cfg_fine_correction = 96 */ - {MISENSOR_16BIT, 0xC816, 0x0060}, - /* cam_sensor_cfg_cpipe_last_row = 731 */ - {MISENSOR_16BIT, 0xC818, 0x02DB}, - {MISENSOR_16BIT, 0xC826, 0x0020}, /* cam_sensor_cfg_reg_0_data = 32 */ - {MISENSOR_16BIT, 0xC834, 0x0000}, /* cam_sensor_control_read_mode = 0 */ - {MISENSOR_16BIT, 0xC854, 0x0000}, /* cam_crop_window_xoffset = 0 */ - {MISENSOR_16BIT, 0xC856, 0x0000}, /* cam_crop_window_yoffset = 0 */ - {MISENSOR_16BIT, 0xC858, 0x0508}, /* cam_crop_window_width = 1288 */ - {MISENSOR_16BIT, 0xC85A, 0x02D8}, /* cam_crop_window_height = 728 */ - {MISENSOR_8BIT, 0xC85C, 0x03}, /* cam_crop_cropmode = 3 */ - {MISENSOR_16BIT, 0xC868, 0x0508}, /* cam_output_width = 1288 */ - {MISENSOR_16BIT, 0xC86A, 0x02D8}, /* cam_output_height = 728 */ - {MISENSOR_8BIT, 0xC878, 0x00}, /* 0x0E //cam_aet_aemode = 0 */ - {MISENSOR_TOK_TERM, 0, 0} -}; - -/* [736x496_30fps_768Mbps] */ -#if 0 /* Currently unused */ -static struct misensor_reg const mt9m114_720_480P_init[] = { - {MISENSOR_16BIT, 0x98E, 0x1000}, - {MISENSOR_8BIT, 0xC97E, 0x01}, /* cam_sysctl_pll_enable = 1 */ - {MISENSOR_16BIT, 0xC980, 0x0128}, /* cam_sysctl_pll_divider_m_n = 276 */ - {MISENSOR_16BIT, 0xC982, 0x0700}, /* cam_sysctl_pll_divider_p = 1792 */ - {MISENSOR_16BIT, 0xC800, 0x00F0}, /* cam_sensor_cfg_y_addr_start = 240*/ - {MISENSOR_16BIT, 0xC802, 0x0118}, /* cam_sensor_cfg_x_addr_start = 280*/ - {MISENSOR_16BIT, 0xC804, 0x02DF}, /* cam_sensor_cfg_y_addr_end = 735 */ - {MISENSOR_16BIT, 0xC806, 0x03F7}, /* cam_sensor_cfg_x_addr_end = 1015 */ - /* cam_sensor_cfg_pixclk = 48000000 */ - {MISENSOR_32BIT, 0xC808, 0x2DC6C00}, - {MISENSOR_16BIT, 0xC80C, 0x0001}, /* cam_sensor_cfg_row_speed = 1 */ - /* cam_sensor_cfg_fine_integ_time_min = 219 */ - {MISENSOR_16BIT, 0xC80E, 0x00DB}, - /* 0x062E //cam_sensor_cfg_fine_integ_time_max = 1459 */ - {MISENSOR_16BIT, 0xC810, 0x05B3}, - /* 0x074C //cam_sensor_cfg_frame_length_lines = 997 */ - {MISENSOR_16BIT, 0xC812, 0x03E5}, - /* 0x06B1 /cam_sensor_cfg_line_length_pck = 1604 */ - {MISENSOR_16BIT, 0xC814, 0x0644}, - /* cam_sensor_cfg_fine_correction = 96 */ - {MISENSOR_16BIT, 0xC816, 0x0060}, - {MISENSOR_16BIT, 0xC818, 0x03C3}, /* cam_sensor_cfg_cpipe_last_row=963*/ - {MISENSOR_16BIT, 0xC826, 0x0020}, /* cam_sensor_cfg_reg_0_data = 32 */ - {MISENSOR_16BIT, 0xC834, 0x0000}, /* cam_sensor_control_read_mode = 0*/ - {MISENSOR_16BIT, 0xC854, 0x0000}, /* cam_crop_window_xoffset = 0 */ - {MISENSOR_16BIT, 0xC856, 0x0000}, /* cam_crop_window_yoffset = 0 */ - {MISENSOR_16BIT, 0xC858, 0x02D8}, /* cam_crop_window_width = 728 */ - {MISENSOR_16BIT, 0xC85A, 0x01E8}, /* cam_crop_window_height = 488 */ - {MISENSOR_8BIT, 0xC85C, 0x03}, /* cam_crop_cropmode = 3 */ - {MISENSOR_16BIT, 0xC868, 0x02D8}, /* cam_output_width = 728 */ - {MISENSOR_16BIT, 0xC86A, 0x01E8}, /* cam_output_height = 488 */ - {MISENSOR_8BIT, 0xC878, 0x00}, /* 0x0E //cam_aet_aemode = 0 */ - {MISENSOR_TOK_TERM, 0, 0} -}; -#endif - -static struct misensor_reg const mt9m114_common[] = { - /* reset */ - {MISENSOR_16BIT, 0x301A, 0x0234}, - /* LOAD = Step2-PLL_Timing //PLL and Timing */ - {MISENSOR_16BIT, 0x098E, 0x1000}, /* LOGICAL_ADDRESS_ACCESS */ - {MISENSOR_8BIT, 0xC97E, 0x01}, /* cam_sysctl_pll_enable = 1 */ - {MISENSOR_16BIT, 0xC980, 0x0128}, /* cam_sysctl_pll_divider_m_n = 276 */ - {MISENSOR_16BIT, 0xC982, 0x0700}, /* cam_sysctl_pll_divider_p = 1792 */ - {MISENSOR_16BIT, 0xC800, 0x0000}, /* cam_sensor_cfg_y_addr_start = 216*/ - {MISENSOR_16BIT, 0xC802, 0x0000}, /* cam_sensor_cfg_x_addr_start = 168*/ - {MISENSOR_16BIT, 0xC804, 0x03CD}, /* cam_sensor_cfg_y_addr_end = 761 */ - {MISENSOR_16BIT, 0xC806, 0x050D}, /* cam_sensor_cfg_x_addr_end = 1127 */ - {MISENSOR_16BIT, 0xC808, 0x02DC}, /* cam_sensor_cfg_pixclk = 24000000 */ - {MISENSOR_16BIT, 0xC80A, 0x6C00}, - {MISENSOR_16BIT, 0xC80C, 0x0001}, /* cam_sensor_cfg_row_speed = 1 */ - /* cam_sensor_cfg_fine_integ_time_min = 219 */ - {MISENSOR_16BIT, 0xC80E, 0x01C3}, - /* cam_sensor_cfg_fine_integ_time_max = 1149 */ - {MISENSOR_16BIT, 0xC810, 0x03F7}, - /* cam_sensor_cfg_frame_length_lines = 625 */ - {MISENSOR_16BIT, 0xC812, 0x0500}, - /* cam_sensor_cfg_line_length_pck = 1280 */ - {MISENSOR_16BIT, 0xC814, 0x04E2}, - /* cam_sensor_cfg_fine_correction = 96 */ - {MISENSOR_16BIT, 0xC816, 0x00E0}, - /* cam_sensor_cfg_cpipe_last_row = 541 */ - {MISENSOR_16BIT, 0xC818, 0x01E3}, - {MISENSOR_16BIT, 0xC826, 0x0020}, /* cam_sensor_cfg_reg_0_data = 32 */ - {MISENSOR_16BIT, 0xC834, 0x0330}, /* cam_sensor_control_read_mode = 0 */ - {MISENSOR_16BIT, 0xC854, 0x0000}, /* cam_crop_window_xoffset = 0 */ - {MISENSOR_16BIT, 0xC856, 0x0000}, /* cam_crop_window_yoffset = 0 */ - {MISENSOR_16BIT, 0xC858, 0x0280}, /* cam_crop_window_width = 952 */ - {MISENSOR_16BIT, 0xC85A, 0x01E0}, /* cam_crop_window_height = 538 */ - {MISENSOR_8BIT, 0xC85C, 0x03}, /* cam_crop_cropmode = 3 */ - {MISENSOR_16BIT, 0xC868, 0x0280}, /* cam_output_width = 952 */ - {MISENSOR_16BIT, 0xC86A, 0x01E0}, /* cam_output_height = 538 */ - /* - * LOAD = Step3-Recommended - * Patch, Errata and Sensor optimization Setting - */ - {MISENSOR_16BIT, 0x316A, 0x8270}, /* DAC_TXLO_ROW */ - {MISENSOR_16BIT, 0x316C, 0x8270}, /* DAC_TXLO */ - {MISENSOR_16BIT, 0x3ED0, 0x2305}, /* DAC_LD_4_5 */ - {MISENSOR_16BIT, 0x3ED2, 0x77CF}, /* DAC_LD_6_7 */ - {MISENSOR_16BIT, 0x316E, 0x8202}, /* DAC_ECL */ - {MISENSOR_16BIT, 0x3180, 0x87FF}, /* DELTA_DK_CONTROL */ - {MISENSOR_16BIT, 0x30D4, 0x6080}, /* COLUMN_CORRECTION */ - {MISENSOR_16BIT, 0xA802, 0x0008}, /* AE_TRACK_MODE */ - {MISENSOR_16BIT, 0x3E14, 0xFF39}, /* SAMP_COL_PUP2 */ - {MISENSOR_16BIT, 0x31E0, 0x0003}, /* PIX_DEF_ID */ - /* LOAD = Step8-Features //Ports, special features, etc. */ - {MISENSOR_16BIT, 0x098E, 0x0000}, /* LOGICAL_ADDRESS_ACCESS */ - {MISENSOR_16BIT, 0x001E, 0x0777}, /* PAD_SLEW */ - {MISENSOR_16BIT, 0x098E, 0x0000}, /* LOGICAL_ADDRESS_ACCESS */ - {MISENSOR_16BIT, 0xC984, 0x8001}, /* CAM_PORT_OUTPUT_CONTROL */ - {MISENSOR_16BIT, 0xC988, 0x0F00}, /* CAM_PORT_MIPI_TIMING_T_HS_ZERO */ - /* CAM_PORT_MIPI_TIMING_T_HS_EXIT_HS_TRAIL */ - {MISENSOR_16BIT, 0xC98A, 0x0B07}, - /* CAM_PORT_MIPI_TIMING_T_CLK_POST_CLK_PRE */ - {MISENSOR_16BIT, 0xC98C, 0x0D01}, - /* CAM_PORT_MIPI_TIMING_T_CLK_TRAIL_CLK_ZERO */ - {MISENSOR_16BIT, 0xC98E, 0x071D}, - {MISENSOR_16BIT, 0xC990, 0x0006}, /* CAM_PORT_MIPI_TIMING_T_LPX */ - {MISENSOR_16BIT, 0xC992, 0x0A0C}, /* CAM_PORT_MIPI_TIMING_INIT_TIMING */ - {MISENSOR_16BIT, 0x3C5A, 0x0009}, /* MIPI_DELAY_TRIM */ - {MISENSOR_16BIT, 0xC86C, 0x0210}, /* CAM_OUTPUT_FORMAT */ - {MISENSOR_16BIT, 0xA804, 0x0000}, /* AE_TRACK_ALGO */ - /* default exposure */ - {MISENSOR_16BIT, 0x3012, 0x0110}, /* COMMAND_REGISTER */ - {MISENSOR_TOK_TERM, 0, 0}, - -}; - -#if 0 /* Currently unused */ -static struct misensor_reg const mt9m114_antiflicker_50hz[] = { - {MISENSOR_16BIT, 0x098E, 0xC88B}, - {MISENSOR_8BIT, 0xC88B, 0x32}, - {MISENSOR_8BIT, 0xDC00, 0x28}, - {MISENSOR_16BIT, 0x0080, 0x8002}, - {MISENSOR_TOK_TERM, 0, 0} -}; - -static struct misensor_reg const mt9m114_antiflicker_60hz[] = { - {MISENSOR_16BIT, 0x098E, 0xC88B}, - {MISENSOR_8BIT, 0xC88B, 0x3C}, - {MISENSOR_8BIT, 0xDC00, 0x28}, - {MISENSOR_16BIT, 0x0080, 0x8002}, - {MISENSOR_TOK_TERM, 0, 0} -}; - -static struct misensor_reg const mt9m114_iq[] = { - /* [Step3-Recommended] [Sensor optimization] */ - {MISENSOR_16BIT, 0x316A, 0x8270}, - {MISENSOR_16BIT, 0x316C, 0x8270}, - {MISENSOR_16BIT, 0x3ED0, 0x2305}, - {MISENSOR_16BIT, 0x3ED2, 0x77CF}, - {MISENSOR_16BIT, 0x316E, 0x8202}, - {MISENSOR_16BIT, 0x3180, 0x87FF}, - {MISENSOR_16BIT, 0x30D4, 0x6080}, - {MISENSOR_16BIT, 0xA802, 0x0008}, - - /* This register is from vender to avoid low light color noise */ - {MISENSOR_16BIT, 0x31E0, 0x0001}, - - /* LOAD=Errata item 1 */ - {MISENSOR_16BIT, 0x3E14, 0xFF39}, - - /* LOAD=Errata item 2 */ - {MISENSOR_16BIT, 0x301A, 0x8234}, - - /* - * LOAD=Errata item 3 - * LOAD=Patch 0202; - * Feature Recommended; Black level correction fix - */ - {MISENSOR_16BIT, 0x0982, 0x0001}, - {MISENSOR_16BIT, 0x098A, 0x5000}, - {MISENSOR_16BIT, 0xD000, 0x70CF}, - {MISENSOR_16BIT, 0xD002, 0xFFFF}, - {MISENSOR_16BIT, 0xD004, 0xC5D4}, - {MISENSOR_16BIT, 0xD006, 0x903A}, - {MISENSOR_16BIT, 0xD008, 0x2144}, - {MISENSOR_16BIT, 0xD00A, 0x0C00}, - {MISENSOR_16BIT, 0xD00C, 0x2186}, - {MISENSOR_16BIT, 0xD00E, 0x0FF3}, - {MISENSOR_16BIT, 0xD010, 0xB844}, - {MISENSOR_16BIT, 0xD012, 0xB948}, - {MISENSOR_16BIT, 0xD014, 0xE082}, - {MISENSOR_16BIT, 0xD016, 0x20CC}, - {MISENSOR_16BIT, 0xD018, 0x80E2}, - {MISENSOR_16BIT, 0xD01A, 0x21CC}, - {MISENSOR_16BIT, 0xD01C, 0x80A2}, - {MISENSOR_16BIT, 0xD01E, 0x21CC}, - {MISENSOR_16BIT, 0xD020, 0x80E2}, - {MISENSOR_16BIT, 0xD022, 0xF404}, - {MISENSOR_16BIT, 0xD024, 0xD801}, - {MISENSOR_16BIT, 0xD026, 0xF003}, - {MISENSOR_16BIT, 0xD028, 0xD800}, - {MISENSOR_16BIT, 0xD02A, 0x7EE0}, - {MISENSOR_16BIT, 0xD02C, 0xC0F1}, - {MISENSOR_16BIT, 0xD02E, 0x08BA}, - - {MISENSOR_16BIT, 0xD030, 0x0600}, - {MISENSOR_16BIT, 0xD032, 0xC1A1}, - {MISENSOR_16BIT, 0xD034, 0x76CF}, - {MISENSOR_16BIT, 0xD036, 0xFFFF}, - {MISENSOR_16BIT, 0xD038, 0xC130}, - {MISENSOR_16BIT, 0xD03A, 0x6E04}, - {MISENSOR_16BIT, 0xD03C, 0xC040}, - {MISENSOR_16BIT, 0xD03E, 0x71CF}, - {MISENSOR_16BIT, 0xD040, 0xFFFF}, - {MISENSOR_16BIT, 0xD042, 0xC790}, - {MISENSOR_16BIT, 0xD044, 0x8103}, - {MISENSOR_16BIT, 0xD046, 0x77CF}, - {MISENSOR_16BIT, 0xD048, 0xFFFF}, - {MISENSOR_16BIT, 0xD04A, 0xC7C0}, - {MISENSOR_16BIT, 0xD04C, 0xE001}, - {MISENSOR_16BIT, 0xD04E, 0xA103}, - {MISENSOR_16BIT, 0xD050, 0xD800}, - {MISENSOR_16BIT, 0xD052, 0x0C6A}, - {MISENSOR_16BIT, 0xD054, 0x04E0}, - {MISENSOR_16BIT, 0xD056, 0xB89E}, - {MISENSOR_16BIT, 0xD058, 0x7508}, - {MISENSOR_16BIT, 0xD05A, 0x8E1C}, - {MISENSOR_16BIT, 0xD05C, 0x0809}, - {MISENSOR_16BIT, 0xD05E, 0x0191}, - - {MISENSOR_16BIT, 0xD060, 0xD801}, - {MISENSOR_16BIT, 0xD062, 0xAE1D}, - {MISENSOR_16BIT, 0xD064, 0xE580}, - {MISENSOR_16BIT, 0xD066, 0x20CA}, - {MISENSOR_16BIT, 0xD068, 0x0022}, - {MISENSOR_16BIT, 0xD06A, 0x20CF}, - {MISENSOR_16BIT, 0xD06C, 0x0522}, - {MISENSOR_16BIT, 0xD06E, 0x0C5C}, - {MISENSOR_16BIT, 0xD070, 0x04E2}, - {MISENSOR_16BIT, 0xD072, 0x21CA}, - {MISENSOR_16BIT, 0xD074, 0x0062}, - {MISENSOR_16BIT, 0xD076, 0xE580}, - {MISENSOR_16BIT, 0xD078, 0xD901}, - {MISENSOR_16BIT, 0xD07A, 0x79C0}, - {MISENSOR_16BIT, 0xD07C, 0xD800}, - {MISENSOR_16BIT, 0xD07E, 0x0BE6}, - {MISENSOR_16BIT, 0xD080, 0x04E0}, - {MISENSOR_16BIT, 0xD082, 0xB89E}, - {MISENSOR_16BIT, 0xD084, 0x70CF}, - {MISENSOR_16BIT, 0xD086, 0xFFFF}, - {MISENSOR_16BIT, 0xD088, 0xC8D4}, - {MISENSOR_16BIT, 0xD08A, 0x9002}, - {MISENSOR_16BIT, 0xD08C, 0x0857}, - {MISENSOR_16BIT, 0xD08E, 0x025E}, - - {MISENSOR_16BIT, 0xD090, 0xFFDC}, - {MISENSOR_16BIT, 0xD092, 0xE080}, - {MISENSOR_16BIT, 0xD094, 0x25CC}, - {MISENSOR_16BIT, 0xD096, 0x9022}, - {MISENSOR_16BIT, 0xD098, 0xF225}, - {MISENSOR_16BIT, 0xD09A, 0x1700}, - {MISENSOR_16BIT, 0xD09C, 0x108A}, - {MISENSOR_16BIT, 0xD09E, 0x73CF}, - {MISENSOR_16BIT, 0xD0A0, 0xFF00}, - {MISENSOR_16BIT, 0xD0A2, 0x3174}, - {MISENSOR_16BIT, 0xD0A4, 0x9307}, - {MISENSOR_16BIT, 0xD0A6, 0x2A04}, - {MISENSOR_16BIT, 0xD0A8, 0x103E}, - {MISENSOR_16BIT, 0xD0AA, 0x9328}, - {MISENSOR_16BIT, 0xD0AC, 0x2942}, - {MISENSOR_16BIT, 0xD0AE, 0x7140}, - {MISENSOR_16BIT, 0xD0B0, 0x2A04}, - {MISENSOR_16BIT, 0xD0B2, 0x107E}, - {MISENSOR_16BIT, 0xD0B4, 0x9349}, - {MISENSOR_16BIT, 0xD0B6, 0x2942}, - {MISENSOR_16BIT, 0xD0B8, 0x7141}, - {MISENSOR_16BIT, 0xD0BA, 0x2A04}, - {MISENSOR_16BIT, 0xD0BC, 0x10BE}, - {MISENSOR_16BIT, 0xD0BE, 0x934A}, - - {MISENSOR_16BIT, 0xD0C0, 0x2942}, - {MISENSOR_16BIT, 0xD0C2, 0x714B}, - {MISENSOR_16BIT, 0xD0C4, 0x2A04}, - {MISENSOR_16BIT, 0xD0C6, 0x10BE}, - {MISENSOR_16BIT, 0xD0C8, 0x130C}, - {MISENSOR_16BIT, 0xD0CA, 0x010A}, - {MISENSOR_16BIT, 0xD0CC, 0x2942}, - {MISENSOR_16BIT, 0xD0CE, 0x7142}, - {MISENSOR_16BIT, 0xD0D0, 0x2250}, - {MISENSOR_16BIT, 0xD0D2, 0x13CA}, - {MISENSOR_16BIT, 0xD0D4, 0x1B0C}, - {MISENSOR_16BIT, 0xD0D6, 0x0284}, - {MISENSOR_16BIT, 0xD0D8, 0xB307}, - {MISENSOR_16BIT, 0xD0DA, 0xB328}, - {MISENSOR_16BIT, 0xD0DC, 0x1B12}, - {MISENSOR_16BIT, 0xD0DE, 0x02C4}, - {MISENSOR_16BIT, 0xD0E0, 0xB34A}, - {MISENSOR_16BIT, 0xD0E2, 0xED88}, - {MISENSOR_16BIT, 0xD0E4, 0x71CF}, - {MISENSOR_16BIT, 0xD0E6, 0xFF00}, - {MISENSOR_16BIT, 0xD0E8, 0x3174}, - {MISENSOR_16BIT, 0xD0EA, 0x9106}, - {MISENSOR_16BIT, 0xD0EC, 0xB88F}, - {MISENSOR_16BIT, 0xD0EE, 0xB106}, - - {MISENSOR_16BIT, 0xD0F0, 0x210A}, - {MISENSOR_16BIT, 0xD0F2, 0x8340}, - {MISENSOR_16BIT, 0xD0F4, 0xC000}, - {MISENSOR_16BIT, 0xD0F6, 0x21CA}, - {MISENSOR_16BIT, 0xD0F8, 0x0062}, - {MISENSOR_16BIT, 0xD0FA, 0x20F0}, - {MISENSOR_16BIT, 0xD0FC, 0x0040}, - {MISENSOR_16BIT, 0xD0FE, 0x0B02}, - {MISENSOR_16BIT, 0xD100, 0x0320}, - {MISENSOR_16BIT, 0xD102, 0xD901}, - {MISENSOR_16BIT, 0xD104, 0x07F1}, - {MISENSOR_16BIT, 0xD106, 0x05E0}, - {MISENSOR_16BIT, 0xD108, 0xC0A1}, - {MISENSOR_16BIT, 0xD10A, 0x78E0}, - {MISENSOR_16BIT, 0xD10C, 0xC0F1}, - {MISENSOR_16BIT, 0xD10E, 0x71CF}, - {MISENSOR_16BIT, 0xD110, 0xFFFF}, - {MISENSOR_16BIT, 0xD112, 0xC7C0}, - {MISENSOR_16BIT, 0xD114, 0xD840}, - {MISENSOR_16BIT, 0xD116, 0xA900}, - {MISENSOR_16BIT, 0xD118, 0x71CF}, - {MISENSOR_16BIT, 0xD11A, 0xFFFF}, - {MISENSOR_16BIT, 0xD11C, 0xD02C}, - {MISENSOR_16BIT, 0xD11E, 0xD81E}, - - {MISENSOR_16BIT, 0xD120, 0x0A5A}, - {MISENSOR_16BIT, 0xD122, 0x04E0}, - {MISENSOR_16BIT, 0xD124, 0xDA00}, - {MISENSOR_16BIT, 0xD126, 0xD800}, - {MISENSOR_16BIT, 0xD128, 0xC0D1}, - {MISENSOR_16BIT, 0xD12A, 0x7EE0}, - - {MISENSOR_16BIT, 0x098E, 0x0000}, - {MISENSOR_16BIT, 0xE000, 0x010C}, - {MISENSOR_16BIT, 0xE002, 0x0202}, - {MISENSOR_16BIT, 0xE004, 0x4103}, - {MISENSOR_16BIT, 0xE006, 0x0202}, - {MISENSOR_16BIT, 0x0080, 0xFFF0}, - {MISENSOR_16BIT, 0x0080, 0xFFF1}, - - /* LOAD=Patch 0302; Feature Recommended; Adaptive Sensitivity */ - {MISENSOR_16BIT, 0x0982, 0x0001}, - {MISENSOR_16BIT, 0x098A, 0x512C}, - {MISENSOR_16BIT, 0xD12C, 0x70CF}, - {MISENSOR_16BIT, 0xD12E, 0xFFFF}, - {MISENSOR_16BIT, 0xD130, 0xC5D4}, - {MISENSOR_16BIT, 0xD132, 0x903A}, - {MISENSOR_16BIT, 0xD134, 0x2144}, - {MISENSOR_16BIT, 0xD136, 0x0C00}, - {MISENSOR_16BIT, 0xD138, 0x2186}, - {MISENSOR_16BIT, 0xD13A, 0x0FF3}, - {MISENSOR_16BIT, 0xD13C, 0xB844}, - {MISENSOR_16BIT, 0xD13E, 0x262F}, - {MISENSOR_16BIT, 0xD140, 0xF008}, - {MISENSOR_16BIT, 0xD142, 0xB948}, - {MISENSOR_16BIT, 0xD144, 0x21CC}, - {MISENSOR_16BIT, 0xD146, 0x8021}, - {MISENSOR_16BIT, 0xD148, 0xD801}, - {MISENSOR_16BIT, 0xD14A, 0xF203}, - {MISENSOR_16BIT, 0xD14C, 0xD800}, - {MISENSOR_16BIT, 0xD14E, 0x7EE0}, - {MISENSOR_16BIT, 0xD150, 0xC0F1}, - {MISENSOR_16BIT, 0xD152, 0x71CF}, - {MISENSOR_16BIT, 0xD154, 0xFFFF}, - {MISENSOR_16BIT, 0xD156, 0xC610}, - {MISENSOR_16BIT, 0xD158, 0x910E}, - {MISENSOR_16BIT, 0xD15A, 0x208C}, - {MISENSOR_16BIT, 0xD15C, 0x8014}, - {MISENSOR_16BIT, 0xD15E, 0xF418}, - {MISENSOR_16BIT, 0xD160, 0x910F}, - {MISENSOR_16BIT, 0xD162, 0x208C}, - {MISENSOR_16BIT, 0xD164, 0x800F}, - {MISENSOR_16BIT, 0xD166, 0xF414}, - {MISENSOR_16BIT, 0xD168, 0x9116}, - {MISENSOR_16BIT, 0xD16A, 0x208C}, - {MISENSOR_16BIT, 0xD16C, 0x800A}, - {MISENSOR_16BIT, 0xD16E, 0xF410}, - {MISENSOR_16BIT, 0xD170, 0x9117}, - {MISENSOR_16BIT, 0xD172, 0x208C}, - {MISENSOR_16BIT, 0xD174, 0x8807}, - {MISENSOR_16BIT, 0xD176, 0xF40C}, - {MISENSOR_16BIT, 0xD178, 0x9118}, - {MISENSOR_16BIT, 0xD17A, 0x2086}, - {MISENSOR_16BIT, 0xD17C, 0x0FF3}, - {MISENSOR_16BIT, 0xD17E, 0xB848}, - {MISENSOR_16BIT, 0xD180, 0x080D}, - {MISENSOR_16BIT, 0xD182, 0x0090}, - {MISENSOR_16BIT, 0xD184, 0xFFEA}, - {MISENSOR_16BIT, 0xD186, 0xE081}, - {MISENSOR_16BIT, 0xD188, 0xD801}, - {MISENSOR_16BIT, 0xD18A, 0xF203}, - {MISENSOR_16BIT, 0xD18C, 0xD800}, - {MISENSOR_16BIT, 0xD18E, 0xC0D1}, - {MISENSOR_16BIT, 0xD190, 0x7EE0}, - {MISENSOR_16BIT, 0xD192, 0x78E0}, - {MISENSOR_16BIT, 0xD194, 0xC0F1}, - {MISENSOR_16BIT, 0xD196, 0x71CF}, - {MISENSOR_16BIT, 0xD198, 0xFFFF}, - {MISENSOR_16BIT, 0xD19A, 0xC610}, - {MISENSOR_16BIT, 0xD19C, 0x910E}, - {MISENSOR_16BIT, 0xD19E, 0x208C}, - {MISENSOR_16BIT, 0xD1A0, 0x800A}, - {MISENSOR_16BIT, 0xD1A2, 0xF418}, - {MISENSOR_16BIT, 0xD1A4, 0x910F}, - {MISENSOR_16BIT, 0xD1A6, 0x208C}, - {MISENSOR_16BIT, 0xD1A8, 0x8807}, - {MISENSOR_16BIT, 0xD1AA, 0xF414}, - {MISENSOR_16BIT, 0xD1AC, 0x9116}, - {MISENSOR_16BIT, 0xD1AE, 0x208C}, - {MISENSOR_16BIT, 0xD1B0, 0x800A}, - {MISENSOR_16BIT, 0xD1B2, 0xF410}, - {MISENSOR_16BIT, 0xD1B4, 0x9117}, - {MISENSOR_16BIT, 0xD1B6, 0x208C}, - {MISENSOR_16BIT, 0xD1B8, 0x8807}, - {MISENSOR_16BIT, 0xD1BA, 0xF40C}, - {MISENSOR_16BIT, 0xD1BC, 0x9118}, - {MISENSOR_16BIT, 0xD1BE, 0x2086}, - {MISENSOR_16BIT, 0xD1C0, 0x0FF3}, - {MISENSOR_16BIT, 0xD1C2, 0xB848}, - {MISENSOR_16BIT, 0xD1C4, 0x080D}, - {MISENSOR_16BIT, 0xD1C6, 0x0090}, - {MISENSOR_16BIT, 0xD1C8, 0xFFD9}, - {MISENSOR_16BIT, 0xD1CA, 0xE080}, - {MISENSOR_16BIT, 0xD1CC, 0xD801}, - {MISENSOR_16BIT, 0xD1CE, 0xF203}, - {MISENSOR_16BIT, 0xD1D0, 0xD800}, - {MISENSOR_16BIT, 0xD1D2, 0xF1DF}, - {MISENSOR_16BIT, 0xD1D4, 0x9040}, - {MISENSOR_16BIT, 0xD1D6, 0x71CF}, - {MISENSOR_16BIT, 0xD1D8, 0xFFFF}, - {MISENSOR_16BIT, 0xD1DA, 0xC5D4}, - {MISENSOR_16BIT, 0xD1DC, 0xB15A}, - {MISENSOR_16BIT, 0xD1DE, 0x9041}, - {MISENSOR_16BIT, 0xD1E0, 0x73CF}, - {MISENSOR_16BIT, 0xD1E2, 0xFFFF}, - {MISENSOR_16BIT, 0xD1E4, 0xC7D0}, - {MISENSOR_16BIT, 0xD1E6, 0xB140}, - {MISENSOR_16BIT, 0xD1E8, 0x9042}, - {MISENSOR_16BIT, 0xD1EA, 0xB141}, - {MISENSOR_16BIT, 0xD1EC, 0x9043}, - {MISENSOR_16BIT, 0xD1EE, 0xB142}, - {MISENSOR_16BIT, 0xD1F0, 0x9044}, - {MISENSOR_16BIT, 0xD1F2, 0xB143}, - {MISENSOR_16BIT, 0xD1F4, 0x9045}, - {MISENSOR_16BIT, 0xD1F6, 0xB147}, - {MISENSOR_16BIT, 0xD1F8, 0x9046}, - {MISENSOR_16BIT, 0xD1FA, 0xB148}, - {MISENSOR_16BIT, 0xD1FC, 0x9047}, - {MISENSOR_16BIT, 0xD1FE, 0xB14B}, - {MISENSOR_16BIT, 0xD200, 0x9048}, - {MISENSOR_16BIT, 0xD202, 0xB14C}, - {MISENSOR_16BIT, 0xD204, 0x9049}, - {MISENSOR_16BIT, 0xD206, 0x1958}, - {MISENSOR_16BIT, 0xD208, 0x0084}, - {MISENSOR_16BIT, 0xD20A, 0x904A}, - {MISENSOR_16BIT, 0xD20C, 0x195A}, - {MISENSOR_16BIT, 0xD20E, 0x0084}, - {MISENSOR_16BIT, 0xD210, 0x8856}, - {MISENSOR_16BIT, 0xD212, 0x1B36}, - {MISENSOR_16BIT, 0xD214, 0x8082}, - {MISENSOR_16BIT, 0xD216, 0x8857}, - {MISENSOR_16BIT, 0xD218, 0x1B37}, - {MISENSOR_16BIT, 0xD21A, 0x8082}, - {MISENSOR_16BIT, 0xD21C, 0x904C}, - {MISENSOR_16BIT, 0xD21E, 0x19A7}, - {MISENSOR_16BIT, 0xD220, 0x009C}, - {MISENSOR_16BIT, 0xD222, 0x881A}, - {MISENSOR_16BIT, 0xD224, 0x7FE0}, - {MISENSOR_16BIT, 0xD226, 0x1B54}, - {MISENSOR_16BIT, 0xD228, 0x8002}, - {MISENSOR_16BIT, 0xD22A, 0x78E0}, - {MISENSOR_16BIT, 0xD22C, 0x71CF}, - {MISENSOR_16BIT, 0xD22E, 0xFFFF}, - {MISENSOR_16BIT, 0xD230, 0xC350}, - {MISENSOR_16BIT, 0xD232, 0xD828}, - {MISENSOR_16BIT, 0xD234, 0xA90B}, - {MISENSOR_16BIT, 0xD236, 0x8100}, - {MISENSOR_16BIT, 0xD238, 0x01C5}, - {MISENSOR_16BIT, 0xD23A, 0x0320}, - {MISENSOR_16BIT, 0xD23C, 0xD900}, - {MISENSOR_16BIT, 0xD23E, 0x78E0}, - {MISENSOR_16BIT, 0xD240, 0x220A}, - {MISENSOR_16BIT, 0xD242, 0x1F80}, - {MISENSOR_16BIT, 0xD244, 0xFFFF}, - {MISENSOR_16BIT, 0xD246, 0xD4E0}, - {MISENSOR_16BIT, 0xD248, 0xC0F1}, - {MISENSOR_16BIT, 0xD24A, 0x0811}, - {MISENSOR_16BIT, 0xD24C, 0x0051}, - {MISENSOR_16BIT, 0xD24E, 0x2240}, - {MISENSOR_16BIT, 0xD250, 0x1200}, - {MISENSOR_16BIT, 0xD252, 0xFFE1}, - {MISENSOR_16BIT, 0xD254, 0xD801}, - {MISENSOR_16BIT, 0xD256, 0xF006}, - {MISENSOR_16BIT, 0xD258, 0x2240}, - {MISENSOR_16BIT, 0xD25A, 0x1900}, - {MISENSOR_16BIT, 0xD25C, 0xFFDE}, - {MISENSOR_16BIT, 0xD25E, 0xD802}, - {MISENSOR_16BIT, 0xD260, 0x1A05}, - {MISENSOR_16BIT, 0xD262, 0x1002}, - {MISENSOR_16BIT, 0xD264, 0xFFF2}, - {MISENSOR_16BIT, 0xD266, 0xF195}, - {MISENSOR_16BIT, 0xD268, 0xC0F1}, - {MISENSOR_16BIT, 0xD26A, 0x0E7E}, - {MISENSOR_16BIT, 0xD26C, 0x05C0}, - {MISENSOR_16BIT, 0xD26E, 0x75CF}, - {MISENSOR_16BIT, 0xD270, 0xFFFF}, - {MISENSOR_16BIT, 0xD272, 0xC84C}, - {MISENSOR_16BIT, 0xD274, 0x9502}, - {MISENSOR_16BIT, 0xD276, 0x77CF}, - {MISENSOR_16BIT, 0xD278, 0xFFFF}, - {MISENSOR_16BIT, 0xD27A, 0xC344}, - {MISENSOR_16BIT, 0xD27C, 0x2044}, - {MISENSOR_16BIT, 0xD27E, 0x008E}, - {MISENSOR_16BIT, 0xD280, 0xB8A1}, - {MISENSOR_16BIT, 0xD282, 0x0926}, - {MISENSOR_16BIT, 0xD284, 0x03E0}, - {MISENSOR_16BIT, 0xD286, 0xB502}, - {MISENSOR_16BIT, 0xD288, 0x9502}, - {MISENSOR_16BIT, 0xD28A, 0x952E}, - {MISENSOR_16BIT, 0xD28C, 0x7E05}, - {MISENSOR_16BIT, 0xD28E, 0xB5C2}, - {MISENSOR_16BIT, 0xD290, 0x70CF}, - {MISENSOR_16BIT, 0xD292, 0xFFFF}, - {MISENSOR_16BIT, 0xD294, 0xC610}, - {MISENSOR_16BIT, 0xD296, 0x099A}, - {MISENSOR_16BIT, 0xD298, 0x04A0}, - {MISENSOR_16BIT, 0xD29A, 0xB026}, - {MISENSOR_16BIT, 0xD29C, 0x0E02}, - {MISENSOR_16BIT, 0xD29E, 0x0560}, - {MISENSOR_16BIT, 0xD2A0, 0xDE00}, - {MISENSOR_16BIT, 0xD2A2, 0x0A12}, - {MISENSOR_16BIT, 0xD2A4, 0x0320}, - {MISENSOR_16BIT, 0xD2A6, 0xB7C4}, - {MISENSOR_16BIT, 0xD2A8, 0x0B36}, - {MISENSOR_16BIT, 0xD2AA, 0x03A0}, - {MISENSOR_16BIT, 0xD2AC, 0x70C9}, - {MISENSOR_16BIT, 0xD2AE, 0x9502}, - {MISENSOR_16BIT, 0xD2B0, 0x7608}, - {MISENSOR_16BIT, 0xD2B2, 0xB8A8}, - {MISENSOR_16BIT, 0xD2B4, 0xB502}, - {MISENSOR_16BIT, 0xD2B6, 0x70CF}, - {MISENSOR_16BIT, 0xD2B8, 0x0000}, - {MISENSOR_16BIT, 0xD2BA, 0x5536}, - {MISENSOR_16BIT, 0xD2BC, 0x7860}, - {MISENSOR_16BIT, 0xD2BE, 0x2686}, - {MISENSOR_16BIT, 0xD2C0, 0x1FFB}, - {MISENSOR_16BIT, 0xD2C2, 0x9502}, - {MISENSOR_16BIT, 0xD2C4, 0x78C5}, - {MISENSOR_16BIT, 0xD2C6, 0x0631}, - {MISENSOR_16BIT, 0xD2C8, 0x05E0}, - {MISENSOR_16BIT, 0xD2CA, 0xB502}, - {MISENSOR_16BIT, 0xD2CC, 0x72CF}, - {MISENSOR_16BIT, 0xD2CE, 0xFFFF}, - {MISENSOR_16BIT, 0xD2D0, 0xC5D4}, - {MISENSOR_16BIT, 0xD2D2, 0x923A}, - {MISENSOR_16BIT, 0xD2D4, 0x73CF}, - {MISENSOR_16BIT, 0xD2D6, 0xFFFF}, - {MISENSOR_16BIT, 0xD2D8, 0xC7D0}, - {MISENSOR_16BIT, 0xD2DA, 0xB020}, - {MISENSOR_16BIT, 0xD2DC, 0x9220}, - {MISENSOR_16BIT, 0xD2DE, 0xB021}, - {MISENSOR_16BIT, 0xD2E0, 0x9221}, - {MISENSOR_16BIT, 0xD2E2, 0xB022}, - {MISENSOR_16BIT, 0xD2E4, 0x9222}, - {MISENSOR_16BIT, 0xD2E6, 0xB023}, - {MISENSOR_16BIT, 0xD2E8, 0x9223}, - {MISENSOR_16BIT, 0xD2EA, 0xB024}, - {MISENSOR_16BIT, 0xD2EC, 0x9227}, - {MISENSOR_16BIT, 0xD2EE, 0xB025}, - {MISENSOR_16BIT, 0xD2F0, 0x9228}, - {MISENSOR_16BIT, 0xD2F2, 0xB026}, - {MISENSOR_16BIT, 0xD2F4, 0x922B}, - {MISENSOR_16BIT, 0xD2F6, 0xB027}, - {MISENSOR_16BIT, 0xD2F8, 0x922C}, - {MISENSOR_16BIT, 0xD2FA, 0xB028}, - {MISENSOR_16BIT, 0xD2FC, 0x1258}, - {MISENSOR_16BIT, 0xD2FE, 0x0101}, - {MISENSOR_16BIT, 0xD300, 0xB029}, - {MISENSOR_16BIT, 0xD302, 0x125A}, - {MISENSOR_16BIT, 0xD304, 0x0101}, - {MISENSOR_16BIT, 0xD306, 0xB02A}, - {MISENSOR_16BIT, 0xD308, 0x1336}, - {MISENSOR_16BIT, 0xD30A, 0x8081}, - {MISENSOR_16BIT, 0xD30C, 0xA836}, - {MISENSOR_16BIT, 0xD30E, 0x1337}, - {MISENSOR_16BIT, 0xD310, 0x8081}, - {MISENSOR_16BIT, 0xD312, 0xA837}, - {MISENSOR_16BIT, 0xD314, 0x12A7}, - {MISENSOR_16BIT, 0xD316, 0x0701}, - {MISENSOR_16BIT, 0xD318, 0xB02C}, - {MISENSOR_16BIT, 0xD31A, 0x1354}, - {MISENSOR_16BIT, 0xD31C, 0x8081}, - {MISENSOR_16BIT, 0xD31E, 0x7FE0}, - {MISENSOR_16BIT, 0xD320, 0xA83A}, - {MISENSOR_16BIT, 0xD322, 0x78E0}, - {MISENSOR_16BIT, 0xD324, 0xC0F1}, - {MISENSOR_16BIT, 0xD326, 0x0DC2}, - {MISENSOR_16BIT, 0xD328, 0x05C0}, - {MISENSOR_16BIT, 0xD32A, 0x7608}, - {MISENSOR_16BIT, 0xD32C, 0x09BB}, - {MISENSOR_16BIT, 0xD32E, 0x0010}, - {MISENSOR_16BIT, 0xD330, 0x75CF}, - {MISENSOR_16BIT, 0xD332, 0xFFFF}, - {MISENSOR_16BIT, 0xD334, 0xD4E0}, - {MISENSOR_16BIT, 0xD336, 0x8D21}, - {MISENSOR_16BIT, 0xD338, 0x8D00}, - {MISENSOR_16BIT, 0xD33A, 0x2153}, - {MISENSOR_16BIT, 0xD33C, 0x0003}, - {MISENSOR_16BIT, 0xD33E, 0xB8C0}, - {MISENSOR_16BIT, 0xD340, 0x8D45}, - {MISENSOR_16BIT, 0xD342, 0x0B23}, - {MISENSOR_16BIT, 0xD344, 0x0000}, - {MISENSOR_16BIT, 0xD346, 0xEA8F}, - {MISENSOR_16BIT, 0xD348, 0x0915}, - {MISENSOR_16BIT, 0xD34A, 0x001E}, - {MISENSOR_16BIT, 0xD34C, 0xFF81}, - {MISENSOR_16BIT, 0xD34E, 0xE808}, - {MISENSOR_16BIT, 0xD350, 0x2540}, - {MISENSOR_16BIT, 0xD352, 0x1900}, - {MISENSOR_16BIT, 0xD354, 0xFFDE}, - {MISENSOR_16BIT, 0xD356, 0x8D00}, - {MISENSOR_16BIT, 0xD358, 0xB880}, - {MISENSOR_16BIT, 0xD35A, 0xF004}, - {MISENSOR_16BIT, 0xD35C, 0x8D00}, - {MISENSOR_16BIT, 0xD35E, 0xB8A0}, - {MISENSOR_16BIT, 0xD360, 0xAD00}, - {MISENSOR_16BIT, 0xD362, 0x8D05}, - {MISENSOR_16BIT, 0xD364, 0xE081}, - {MISENSOR_16BIT, 0xD366, 0x20CC}, - {MISENSOR_16BIT, 0xD368, 0x80A2}, - {MISENSOR_16BIT, 0xD36A, 0xDF00}, - {MISENSOR_16BIT, 0xD36C, 0xF40A}, - {MISENSOR_16BIT, 0xD36E, 0x71CF}, - {MISENSOR_16BIT, 0xD370, 0xFFFF}, - {MISENSOR_16BIT, 0xD372, 0xC84C}, - {MISENSOR_16BIT, 0xD374, 0x9102}, - {MISENSOR_16BIT, 0xD376, 0x7708}, - {MISENSOR_16BIT, 0xD378, 0xB8A6}, - {MISENSOR_16BIT, 0xD37A, 0x2786}, - {MISENSOR_16BIT, 0xD37C, 0x1FFE}, - {MISENSOR_16BIT, 0xD37E, 0xB102}, - {MISENSOR_16BIT, 0xD380, 0x0B42}, - {MISENSOR_16BIT, 0xD382, 0x0180}, - {MISENSOR_16BIT, 0xD384, 0x0E3E}, - {MISENSOR_16BIT, 0xD386, 0x0180}, - {MISENSOR_16BIT, 0xD388, 0x0F4A}, - {MISENSOR_16BIT, 0xD38A, 0x0160}, - {MISENSOR_16BIT, 0xD38C, 0x70C9}, - {MISENSOR_16BIT, 0xD38E, 0x8D05}, - {MISENSOR_16BIT, 0xD390, 0xE081}, - {MISENSOR_16BIT, 0xD392, 0x20CC}, - {MISENSOR_16BIT, 0xD394, 0x80A2}, - {MISENSOR_16BIT, 0xD396, 0xF429}, - {MISENSOR_16BIT, 0xD398, 0x76CF}, - {MISENSOR_16BIT, 0xD39A, 0xFFFF}, - {MISENSOR_16BIT, 0xD39C, 0xC84C}, - {MISENSOR_16BIT, 0xD39E, 0x082D}, - {MISENSOR_16BIT, 0xD3A0, 0x0051}, - {MISENSOR_16BIT, 0xD3A2, 0x70CF}, - {MISENSOR_16BIT, 0xD3A4, 0xFFFF}, - {MISENSOR_16BIT, 0xD3A6, 0xC90C}, - {MISENSOR_16BIT, 0xD3A8, 0x8805}, - {MISENSOR_16BIT, 0xD3AA, 0x09B6}, - {MISENSOR_16BIT, 0xD3AC, 0x0360}, - {MISENSOR_16BIT, 0xD3AE, 0xD908}, - {MISENSOR_16BIT, 0xD3B0, 0x2099}, - {MISENSOR_16BIT, 0xD3B2, 0x0802}, - {MISENSOR_16BIT, 0xD3B4, 0x9634}, - {MISENSOR_16BIT, 0xD3B6, 0xB503}, - {MISENSOR_16BIT, 0xD3B8, 0x7902}, - {MISENSOR_16BIT, 0xD3BA, 0x1523}, - {MISENSOR_16BIT, 0xD3BC, 0x1080}, - {MISENSOR_16BIT, 0xD3BE, 0xB634}, - {MISENSOR_16BIT, 0xD3C0, 0xE001}, - {MISENSOR_16BIT, 0xD3C2, 0x1D23}, - {MISENSOR_16BIT, 0xD3C4, 0x1002}, - {MISENSOR_16BIT, 0xD3C6, 0xF00B}, - {MISENSOR_16BIT, 0xD3C8, 0x9634}, - {MISENSOR_16BIT, 0xD3CA, 0x9503}, - {MISENSOR_16BIT, 0xD3CC, 0x6038}, - {MISENSOR_16BIT, 0xD3CE, 0xB614}, - {MISENSOR_16BIT, 0xD3D0, 0x153F}, - {MISENSOR_16BIT, 0xD3D2, 0x1080}, - {MISENSOR_16BIT, 0xD3D4, 0xE001}, - {MISENSOR_16BIT, 0xD3D6, 0x1D3F}, - {MISENSOR_16BIT, 0xD3D8, 0x1002}, - {MISENSOR_16BIT, 0xD3DA, 0xFFA4}, - {MISENSOR_16BIT, 0xD3DC, 0x9602}, - {MISENSOR_16BIT, 0xD3DE, 0x7F05}, - {MISENSOR_16BIT, 0xD3E0, 0xD800}, - {MISENSOR_16BIT, 0xD3E2, 0xB6E2}, - {MISENSOR_16BIT, 0xD3E4, 0xAD05}, - {MISENSOR_16BIT, 0xD3E6, 0x0511}, - {MISENSOR_16BIT, 0xD3E8, 0x05E0}, - {MISENSOR_16BIT, 0xD3EA, 0xD800}, - {MISENSOR_16BIT, 0xD3EC, 0xC0F1}, - {MISENSOR_16BIT, 0xD3EE, 0x0CFE}, - {MISENSOR_16BIT, 0xD3F0, 0x05C0}, - {MISENSOR_16BIT, 0xD3F2, 0x0A96}, - {MISENSOR_16BIT, 0xD3F4, 0x05A0}, - {MISENSOR_16BIT, 0xD3F6, 0x7608}, - {MISENSOR_16BIT, 0xD3F8, 0x0C22}, - {MISENSOR_16BIT, 0xD3FA, 0x0240}, - {MISENSOR_16BIT, 0xD3FC, 0xE080}, - {MISENSOR_16BIT, 0xD3FE, 0x20CA}, - {MISENSOR_16BIT, 0xD400, 0x0F82}, - {MISENSOR_16BIT, 0xD402, 0x0000}, - {MISENSOR_16BIT, 0xD404, 0x190B}, - {MISENSOR_16BIT, 0xD406, 0x0C60}, - {MISENSOR_16BIT, 0xD408, 0x05A2}, - {MISENSOR_16BIT, 0xD40A, 0x21CA}, - {MISENSOR_16BIT, 0xD40C, 0x0022}, - {MISENSOR_16BIT, 0xD40E, 0x0C56}, - {MISENSOR_16BIT, 0xD410, 0x0240}, - {MISENSOR_16BIT, 0xD412, 0xE806}, - {MISENSOR_16BIT, 0xD414, 0x0E0E}, - {MISENSOR_16BIT, 0xD416, 0x0220}, - {MISENSOR_16BIT, 0xD418, 0x70C9}, - {MISENSOR_16BIT, 0xD41A, 0xF048}, - {MISENSOR_16BIT, 0xD41C, 0x0896}, - {MISENSOR_16BIT, 0xD41E, 0x0440}, - {MISENSOR_16BIT, 0xD420, 0x0E96}, - {MISENSOR_16BIT, 0xD422, 0x0400}, - {MISENSOR_16BIT, 0xD424, 0x0966}, - {MISENSOR_16BIT, 0xD426, 0x0380}, - {MISENSOR_16BIT, 0xD428, 0x75CF}, - {MISENSOR_16BIT, 0xD42A, 0xFFFF}, - {MISENSOR_16BIT, 0xD42C, 0xD4E0}, - {MISENSOR_16BIT, 0xD42E, 0x8D00}, - {MISENSOR_16BIT, 0xD430, 0x084D}, - {MISENSOR_16BIT, 0xD432, 0x001E}, - {MISENSOR_16BIT, 0xD434, 0xFF47}, - {MISENSOR_16BIT, 0xD436, 0x080D}, - {MISENSOR_16BIT, 0xD438, 0x0050}, - {MISENSOR_16BIT, 0xD43A, 0xFF57}, - {MISENSOR_16BIT, 0xD43C, 0x0841}, - {MISENSOR_16BIT, 0xD43E, 0x0051}, - {MISENSOR_16BIT, 0xD440, 0x8D04}, - {MISENSOR_16BIT, 0xD442, 0x9521}, - {MISENSOR_16BIT, 0xD444, 0xE064}, - {MISENSOR_16BIT, 0xD446, 0x790C}, - {MISENSOR_16BIT, 0xD448, 0x702F}, - {MISENSOR_16BIT, 0xD44A, 0x0CE2}, - {MISENSOR_16BIT, 0xD44C, 0x05E0}, - {MISENSOR_16BIT, 0xD44E, 0xD964}, - {MISENSOR_16BIT, 0xD450, 0x72CF}, - {MISENSOR_16BIT, 0xD452, 0xFFFF}, - {MISENSOR_16BIT, 0xD454, 0xC700}, - {MISENSOR_16BIT, 0xD456, 0x9235}, - {MISENSOR_16BIT, 0xD458, 0x0811}, - {MISENSOR_16BIT, 0xD45A, 0x0043}, - {MISENSOR_16BIT, 0xD45C, 0xFF3D}, - {MISENSOR_16BIT, 0xD45E, 0x080D}, - {MISENSOR_16BIT, 0xD460, 0x0051}, - {MISENSOR_16BIT, 0xD462, 0xD801}, - {MISENSOR_16BIT, 0xD464, 0xFF77}, - {MISENSOR_16BIT, 0xD466, 0xF025}, - {MISENSOR_16BIT, 0xD468, 0x9501}, - {MISENSOR_16BIT, 0xD46A, 0x9235}, - {MISENSOR_16BIT, 0xD46C, 0x0911}, - {MISENSOR_16BIT, 0xD46E, 0x0003}, - {MISENSOR_16BIT, 0xD470, 0xFF49}, - {MISENSOR_16BIT, 0xD472, 0x080D}, - {MISENSOR_16BIT, 0xD474, 0x0051}, - {MISENSOR_16BIT, 0xD476, 0xD800}, - {MISENSOR_16BIT, 0xD478, 0xFF72}, - {MISENSOR_16BIT, 0xD47A, 0xF01B}, - {MISENSOR_16BIT, 0xD47C, 0x0886}, - {MISENSOR_16BIT, 0xD47E, 0x03E0}, - {MISENSOR_16BIT, 0xD480, 0xD801}, - {MISENSOR_16BIT, 0xD482, 0x0EF6}, - {MISENSOR_16BIT, 0xD484, 0x03C0}, - {MISENSOR_16BIT, 0xD486, 0x0F52}, - {MISENSOR_16BIT, 0xD488, 0x0340}, - {MISENSOR_16BIT, 0xD48A, 0x0DBA}, - {MISENSOR_16BIT, 0xD48C, 0x0200}, - {MISENSOR_16BIT, 0xD48E, 0x0AF6}, - {MISENSOR_16BIT, 0xD490, 0x0440}, - {MISENSOR_16BIT, 0xD492, 0x0C22}, - {MISENSOR_16BIT, 0xD494, 0x0400}, - {MISENSOR_16BIT, 0xD496, 0x0D72}, - {MISENSOR_16BIT, 0xD498, 0x0440}, - {MISENSOR_16BIT, 0xD49A, 0x0DC2}, - {MISENSOR_16BIT, 0xD49C, 0x0200}, - {MISENSOR_16BIT, 0xD49E, 0x0972}, - {MISENSOR_16BIT, 0xD4A0, 0x0440}, - {MISENSOR_16BIT, 0xD4A2, 0x0D3A}, - {MISENSOR_16BIT, 0xD4A4, 0x0220}, - {MISENSOR_16BIT, 0xD4A6, 0xD820}, - {MISENSOR_16BIT, 0xD4A8, 0x0BFA}, - {MISENSOR_16BIT, 0xD4AA, 0x0260}, - {MISENSOR_16BIT, 0xD4AC, 0x70C9}, - {MISENSOR_16BIT, 0xD4AE, 0x0451}, - {MISENSOR_16BIT, 0xD4B0, 0x05C0}, - {MISENSOR_16BIT, 0xD4B2, 0x78E0}, - {MISENSOR_16BIT, 0xD4B4, 0xD900}, - {MISENSOR_16BIT, 0xD4B6, 0xF00A}, - {MISENSOR_16BIT, 0xD4B8, 0x70CF}, - {MISENSOR_16BIT, 0xD4BA, 0xFFFF}, - {MISENSOR_16BIT, 0xD4BC, 0xD520}, - {MISENSOR_16BIT, 0xD4BE, 0x7835}, - {MISENSOR_16BIT, 0xD4C0, 0x8041}, - {MISENSOR_16BIT, 0xD4C2, 0x8000}, - {MISENSOR_16BIT, 0xD4C4, 0xE102}, - {MISENSOR_16BIT, 0xD4C6, 0xA040}, - {MISENSOR_16BIT, 0xD4C8, 0x09F1}, - {MISENSOR_16BIT, 0xD4CA, 0x8114}, - {MISENSOR_16BIT, 0xD4CC, 0x71CF}, - {MISENSOR_16BIT, 0xD4CE, 0xFFFF}, - {MISENSOR_16BIT, 0xD4D0, 0xD4E0}, - {MISENSOR_16BIT, 0xD4D2, 0x70CF}, - {MISENSOR_16BIT, 0xD4D4, 0xFFFF}, - {MISENSOR_16BIT, 0xD4D6, 0xC594}, - {MISENSOR_16BIT, 0xD4D8, 0xB03A}, - {MISENSOR_16BIT, 0xD4DA, 0x7FE0}, - {MISENSOR_16BIT, 0xD4DC, 0xD800}, - {MISENSOR_16BIT, 0xD4DE, 0x0000}, - {MISENSOR_16BIT, 0xD4E0, 0x0000}, - {MISENSOR_16BIT, 0xD4E2, 0x0500}, - {MISENSOR_16BIT, 0xD4E4, 0x0500}, - {MISENSOR_16BIT, 0xD4E6, 0x0200}, - {MISENSOR_16BIT, 0xD4E8, 0x0330}, - {MISENSOR_16BIT, 0xD4EA, 0x0000}, - {MISENSOR_16BIT, 0xD4EC, 0x0000}, - {MISENSOR_16BIT, 0xD4EE, 0x03CD}, - {MISENSOR_16BIT, 0xD4F0, 0x050D}, - {MISENSOR_16BIT, 0xD4F2, 0x01C5}, - {MISENSOR_16BIT, 0xD4F4, 0x03B3}, - {MISENSOR_16BIT, 0xD4F6, 0x00E0}, - {MISENSOR_16BIT, 0xD4F8, 0x01E3}, - {MISENSOR_16BIT, 0xD4FA, 0x0280}, - {MISENSOR_16BIT, 0xD4FC, 0x01E0}, - {MISENSOR_16BIT, 0xD4FE, 0x0109}, - {MISENSOR_16BIT, 0xD500, 0x0080}, - {MISENSOR_16BIT, 0xD502, 0x0500}, - {MISENSOR_16BIT, 0xD504, 0x0000}, - {MISENSOR_16BIT, 0xD506, 0x0000}, - {MISENSOR_16BIT, 0xD508, 0x0000}, - {MISENSOR_16BIT, 0xD50A, 0x0000}, - {MISENSOR_16BIT, 0xD50C, 0x0000}, - {MISENSOR_16BIT, 0xD50E, 0x0000}, - {MISENSOR_16BIT, 0xD510, 0x0000}, - {MISENSOR_16BIT, 0xD512, 0x0000}, - {MISENSOR_16BIT, 0xD514, 0x0000}, - {MISENSOR_16BIT, 0xD516, 0x0000}, - {MISENSOR_16BIT, 0xD518, 0x0000}, - {MISENSOR_16BIT, 0xD51A, 0x0000}, - {MISENSOR_16BIT, 0xD51C, 0x0000}, - {MISENSOR_16BIT, 0xD51E, 0x0000}, - {MISENSOR_16BIT, 0xD520, 0xFFFF}, - {MISENSOR_16BIT, 0xD522, 0xC9B4}, - {MISENSOR_16BIT, 0xD524, 0xFFFF}, - {MISENSOR_16BIT, 0xD526, 0xD324}, - {MISENSOR_16BIT, 0xD528, 0xFFFF}, - {MISENSOR_16BIT, 0xD52A, 0xCA34}, - {MISENSOR_16BIT, 0xD52C, 0xFFFF}, - {MISENSOR_16BIT, 0xD52E, 0xD3EC}, - {MISENSOR_16BIT, 0x098E, 0x0000}, - {MISENSOR_16BIT, 0xE000, 0x04B4}, - {MISENSOR_16BIT, 0xE002, 0x0302}, - {MISENSOR_16BIT, 0xE004, 0x4103}, - {MISENSOR_16BIT, 0xE006, 0x0202}, - {MISENSOR_16BIT, 0x0080, 0xFFF0}, - {MISENSOR_16BIT, 0x0080, 0xFFF1}, - - /* PGA parameter and APGA - * [Step4-APGA] [TP101_MT9M114_APGA] - */ - {MISENSOR_16BIT, 0x098E, 0x495E}, - {MISENSOR_16BIT, 0xC95E, 0x0000}, - {MISENSOR_16BIT, 0x3640, 0x02B0}, - {MISENSOR_16BIT, 0x3642, 0x8063}, - {MISENSOR_16BIT, 0x3644, 0x78D0}, - {MISENSOR_16BIT, 0x3646, 0x50CC}, - {MISENSOR_16BIT, 0x3648, 0x3511}, - {MISENSOR_16BIT, 0x364A, 0x0110}, - {MISENSOR_16BIT, 0x364C, 0xBD8A}, - {MISENSOR_16BIT, 0x364E, 0x0CD1}, - {MISENSOR_16BIT, 0x3650, 0x24ED}, - {MISENSOR_16BIT, 0x3652, 0x7C11}, - {MISENSOR_16BIT, 0x3654, 0x0150}, - {MISENSOR_16BIT, 0x3656, 0x124C}, - {MISENSOR_16BIT, 0x3658, 0x3130}, - {MISENSOR_16BIT, 0x365A, 0x508C}, - {MISENSOR_16BIT, 0x365C, 0x21F1}, - {MISENSOR_16BIT, 0x365E, 0x0090}, - {MISENSOR_16BIT, 0x3660, 0xBFCA}, - {MISENSOR_16BIT, 0x3662, 0x0A11}, - {MISENSOR_16BIT, 0x3664, 0x4F4B}, - {MISENSOR_16BIT, 0x3666, 0x28B1}, - {MISENSOR_16BIT, 0x3680, 0x50A9}, - {MISENSOR_16BIT, 0x3682, 0xA04B}, - {MISENSOR_16BIT, 0x3684, 0x0E2D}, - {MISENSOR_16BIT, 0x3686, 0x73EC}, - {MISENSOR_16BIT, 0x3688, 0x164F}, - {MISENSOR_16BIT, 0x368A, 0xF829}, - {MISENSOR_16BIT, 0x368C, 0xC1A8}, - {MISENSOR_16BIT, 0x368E, 0xB0EC}, - {MISENSOR_16BIT, 0x3690, 0xE76A}, - {MISENSOR_16BIT, 0x3692, 0x69AF}, - {MISENSOR_16BIT, 0x3694, 0x378C}, - {MISENSOR_16BIT, 0x3696, 0xA70D}, - {MISENSOR_16BIT, 0x3698, 0x884F}, - {MISENSOR_16BIT, 0x369A, 0xEE8B}, - {MISENSOR_16BIT, 0x369C, 0x5DEF}, - {MISENSOR_16BIT, 0x369E, 0x27CC}, - {MISENSOR_16BIT, 0x36A0, 0xCAAC}, - {MISENSOR_16BIT, 0x36A2, 0x840E}, - {MISENSOR_16BIT, 0x36A4, 0xDAA9}, - {MISENSOR_16BIT, 0x36A6, 0xF00C}, - {MISENSOR_16BIT, 0x36C0, 0x1371}, - {MISENSOR_16BIT, 0x36C2, 0x272F}, - {MISENSOR_16BIT, 0x36C4, 0x2293}, - {MISENSOR_16BIT, 0x36C6, 0xE6D0}, - {MISENSOR_16BIT, 0x36C8, 0xEC32}, - {MISENSOR_16BIT, 0x36CA, 0x11B1}, - {MISENSOR_16BIT, 0x36CC, 0x7BAF}, - {MISENSOR_16BIT, 0x36CE, 0x5813}, - {MISENSOR_16BIT, 0x36D0, 0xB871}, - {MISENSOR_16BIT, 0x36D2, 0x8913}, - {MISENSOR_16BIT, 0x36D4, 0x4610}, - {MISENSOR_16BIT, 0x36D6, 0x7EEE}, - {MISENSOR_16BIT, 0x36D8, 0x0DF3}, - {MISENSOR_16BIT, 0x36DA, 0xB84F}, - {MISENSOR_16BIT, 0x36DC, 0xB532}, - {MISENSOR_16BIT, 0x36DE, 0x1171}, - {MISENSOR_16BIT, 0x36E0, 0x13CF}, - {MISENSOR_16BIT, 0x36E2, 0x22F3}, - {MISENSOR_16BIT, 0x36E4, 0xE090}, - {MISENSOR_16BIT, 0x36E6, 0x8133}, - {MISENSOR_16BIT, 0x3700, 0x88AE}, - {MISENSOR_16BIT, 0x3702, 0x00EA}, - {MISENSOR_16BIT, 0x3704, 0x344F}, - {MISENSOR_16BIT, 0x3706, 0xEC88}, - {MISENSOR_16BIT, 0x3708, 0x3E91}, - {MISENSOR_16BIT, 0x370A, 0xF12D}, - {MISENSOR_16BIT, 0x370C, 0xB0EF}, - {MISENSOR_16BIT, 0x370E, 0x77CD}, - {MISENSOR_16BIT, 0x3710, 0x7930}, - {MISENSOR_16BIT, 0x3712, 0x5C12}, - {MISENSOR_16BIT, 0x3714, 0x500C}, - {MISENSOR_16BIT, 0x3716, 0x22CE}, - {MISENSOR_16BIT, 0x3718, 0x2370}, - {MISENSOR_16BIT, 0x371A, 0x258F}, - {MISENSOR_16BIT, 0x371C, 0x3D30}, - {MISENSOR_16BIT, 0x371E, 0x370C}, - {MISENSOR_16BIT, 0x3720, 0x03ED}, - {MISENSOR_16BIT, 0x3722, 0x9AD0}, - {MISENSOR_16BIT, 0x3724, 0x7ECF}, - {MISENSOR_16BIT, 0x3726, 0x1093}, - {MISENSOR_16BIT, 0x3740, 0x2391}, - {MISENSOR_16BIT, 0x3742, 0xAAD0}, - {MISENSOR_16BIT, 0x3744, 0x28F2}, - {MISENSOR_16BIT, 0x3746, 0xBA4F}, - {MISENSOR_16BIT, 0x3748, 0xC536}, - {MISENSOR_16BIT, 0x374A, 0x1472}, - {MISENSOR_16BIT, 0x374C, 0xD110}, - {MISENSOR_16BIT, 0x374E, 0x2933}, - {MISENSOR_16BIT, 0x3750, 0xD0D1}, - {MISENSOR_16BIT, 0x3752, 0x9F37}, - {MISENSOR_16BIT, 0x3754, 0x34D1}, - {MISENSOR_16BIT, 0x3756, 0x1C6C}, - {MISENSOR_16BIT, 0x3758, 0x3FD2}, - {MISENSOR_16BIT, 0x375A, 0xCB72}, - {MISENSOR_16BIT, 0x375C, 0xBA96}, - {MISENSOR_16BIT, 0x375E, 0x1551}, - {MISENSOR_16BIT, 0x3760, 0xB74F}, - {MISENSOR_16BIT, 0x3762, 0x1672}, - {MISENSOR_16BIT, 0x3764, 0x84F1}, - {MISENSOR_16BIT, 0x3766, 0xC2D6}, - {MISENSOR_16BIT, 0x3782, 0x01E0}, - {MISENSOR_16BIT, 0x3784, 0x0280}, - {MISENSOR_16BIT, 0x37C0, 0xA6EA}, - {MISENSOR_16BIT, 0x37C2, 0x874B}, - {MISENSOR_16BIT, 0x37C4, 0x85CB}, - {MISENSOR_16BIT, 0x37C6, 0x968A}, - {MISENSOR_16BIT, 0x098E, 0x0000}, - {MISENSOR_16BIT, 0xC960, 0x0AF0}, - {MISENSOR_16BIT, 0xC962, 0x79E2}, - {MISENSOR_16BIT, 0xC964, 0x5EC8}, - {MISENSOR_16BIT, 0xC966, 0x791F}, - {MISENSOR_16BIT, 0xC968, 0x76EE}, - {MISENSOR_16BIT, 0xC96A, 0x0FA0}, - {MISENSOR_16BIT, 0xC96C, 0x7DFA}, - {MISENSOR_16BIT, 0xC96E, 0x7DAF}, - {MISENSOR_16BIT, 0xC970, 0x7E02}, - {MISENSOR_16BIT, 0xC972, 0x7E0A}, - {MISENSOR_16BIT, 0xC974, 0x1964}, - {MISENSOR_16BIT, 0xC976, 0x7CDC}, - {MISENSOR_16BIT, 0xC978, 0x7838}, - {MISENSOR_16BIT, 0xC97A, 0x7C2F}, - {MISENSOR_16BIT, 0xC97C, 0x7792}, - {MISENSOR_16BIT, 0xC95E, 0x0003}, - - /* [Step4-APGA] */ - {MISENSOR_16BIT, 0x098E, 0x0000}, - {MISENSOR_16BIT, 0xC95E, 0x0003}, - - /* [Step5-AWB_CCM]1: LOAD=CCM */ - {MISENSOR_16BIT, 0xC892, 0x0267}, - {MISENSOR_16BIT, 0xC894, 0xFF1A}, - {MISENSOR_16BIT, 0xC896, 0xFFB3}, - {MISENSOR_16BIT, 0xC898, 0xFF80}, - {MISENSOR_16BIT, 0xC89A, 0x0166}, - {MISENSOR_16BIT, 0xC89C, 0x0003}, - {MISENSOR_16BIT, 0xC89E, 0xFF9A}, - {MISENSOR_16BIT, 0xC8A0, 0xFEB4}, - {MISENSOR_16BIT, 0xC8A2, 0x024D}, - {MISENSOR_16BIT, 0xC8A4, 0x01BF}, - {MISENSOR_16BIT, 0xC8A6, 0xFF01}, - {MISENSOR_16BIT, 0xC8A8, 0xFFF3}, - {MISENSOR_16BIT, 0xC8AA, 0xFF75}, - {MISENSOR_16BIT, 0xC8AC, 0x0198}, - {MISENSOR_16BIT, 0xC8AE, 0xFFFD}, - {MISENSOR_16BIT, 0xC8B0, 0xFF9A}, - {MISENSOR_16BIT, 0xC8B2, 0xFEE7}, - {MISENSOR_16BIT, 0xC8B4, 0x02A8}, - {MISENSOR_16BIT, 0xC8B6, 0x01D9}, - {MISENSOR_16BIT, 0xC8B8, 0xFF26}, - {MISENSOR_16BIT, 0xC8BA, 0xFFF3}, - {MISENSOR_16BIT, 0xC8BC, 0xFFB3}, - {MISENSOR_16BIT, 0xC8BE, 0x0132}, - {MISENSOR_16BIT, 0xC8C0, 0xFFE8}, - {MISENSOR_16BIT, 0xC8C2, 0xFFDA}, - {MISENSOR_16BIT, 0xC8C4, 0xFECD}, - {MISENSOR_16BIT, 0xC8C6, 0x02C2}, - {MISENSOR_16BIT, 0xC8C8, 0x0075}, - {MISENSOR_16BIT, 0xC8CA, 0x011C}, - {MISENSOR_16BIT, 0xC8CC, 0x009A}, - {MISENSOR_16BIT, 0xC8CE, 0x0105}, - {MISENSOR_16BIT, 0xC8D0, 0x00A4}, - {MISENSOR_16BIT, 0xC8D2, 0x00AC}, - {MISENSOR_16BIT, 0xC8D4, 0x0A8C}, - {MISENSOR_16BIT, 0xC8D6, 0x0F0A}, - {MISENSOR_16BIT, 0xC8D8, 0x1964}, - - /* LOAD=AWB */ - {MISENSOR_16BIT, 0xC914, 0x0000}, - {MISENSOR_16BIT, 0xC916, 0x0000}, - {MISENSOR_16BIT, 0xC918, 0x04FF}, - {MISENSOR_16BIT, 0xC91A, 0x02CF}, - {MISENSOR_16BIT, 0xC904, 0x0033}, - {MISENSOR_16BIT, 0xC906, 0x0040}, - {MISENSOR_8BIT, 0xC8F2, 0x03}, - {MISENSOR_8BIT, 0xC8F3, 0x02}, - {MISENSOR_16BIT, 0xC906, 0x003C}, - {MISENSOR_16BIT, 0xC8F4, 0x0000}, - {MISENSOR_16BIT, 0xC8F6, 0x0000}, - {MISENSOR_16BIT, 0xC8F8, 0x0000}, - {MISENSOR_16BIT, 0xC8FA, 0xE724}, - {MISENSOR_16BIT, 0xC8FC, 0x1583}, - {MISENSOR_16BIT, 0xC8FE, 0x2045}, - {MISENSOR_16BIT, 0xC900, 0x05DC}, - {MISENSOR_16BIT, 0xC902, 0x007C}, - {MISENSOR_8BIT, 0xC90C, 0x80}, - {MISENSOR_8BIT, 0xC90D, 0x80}, - {MISENSOR_8BIT, 0xC90E, 0x80}, - {MISENSOR_8BIT, 0xC90F, 0x88}, - {MISENSOR_8BIT, 0xC910, 0x80}, - {MISENSOR_8BIT, 0xC911, 0x80}, - - /* LOAD=Step7-CPIPE_Preference */ - {MISENSOR_16BIT, 0xC926, 0x0020}, - {MISENSOR_16BIT, 0xC928, 0x009A}, - {MISENSOR_16BIT, 0xC946, 0x0070}, - {MISENSOR_16BIT, 0xC948, 0x00F3}, - {MISENSOR_16BIT, 0xC952, 0x0020}, - {MISENSOR_16BIT, 0xC954, 0x009A}, - {MISENSOR_8BIT, 0xC92A, 0x80}, - {MISENSOR_8BIT, 0xC92B, 0x4B}, - {MISENSOR_8BIT, 0xC92C, 0x00}, - {MISENSOR_8BIT, 0xC92D, 0xFF}, - {MISENSOR_8BIT, 0xC92E, 0x3C}, - {MISENSOR_8BIT, 0xC92F, 0x02}, - {MISENSOR_8BIT, 0xC930, 0x06}, - {MISENSOR_8BIT, 0xC931, 0x64}, - {MISENSOR_8BIT, 0xC932, 0x01}, - {MISENSOR_8BIT, 0xC933, 0x0C}, - {MISENSOR_8BIT, 0xC934, 0x3C}, - {MISENSOR_8BIT, 0xC935, 0x3C}, - {MISENSOR_8BIT, 0xC936, 0x3C}, - {MISENSOR_8BIT, 0xC937, 0x0F}, - {MISENSOR_8BIT, 0xC938, 0x64}, - {MISENSOR_8BIT, 0xC939, 0x64}, - {MISENSOR_8BIT, 0xC93A, 0x64}, - {MISENSOR_8BIT, 0xC93B, 0x32}, - {MISENSOR_16BIT, 0xC93C, 0x0020}, - {MISENSOR_16BIT, 0xC93E, 0x009A}, - {MISENSOR_16BIT, 0xC940, 0x00DC}, - {MISENSOR_8BIT, 0xC942, 0x38}, - {MISENSOR_8BIT, 0xC943, 0x30}, - {MISENSOR_8BIT, 0xC944, 0x50}, - {MISENSOR_8BIT, 0xC945, 0x19}, - {MISENSOR_16BIT, 0xC94A, 0x0230}, - {MISENSOR_16BIT, 0xC94C, 0x0010}, - {MISENSOR_16BIT, 0xC94E, 0x01CD}, - {MISENSOR_8BIT, 0xC950, 0x05}, - {MISENSOR_8BIT, 0xC951, 0x40}, - {MISENSOR_8BIT, 0xC87B, 0x1B}, - {MISENSOR_8BIT, 0xC878, 0x0E}, - {MISENSOR_16BIT, 0xC890, 0x0080}, - {MISENSOR_16BIT, 0xC886, 0x0100}, - {MISENSOR_16BIT, 0xC87C, 0x005A}, - {MISENSOR_8BIT, 0xB42A, 0x05}, - {MISENSOR_8BIT, 0xA80A, 0x20}, - - /* Speed up AE/AWB */ - {MISENSOR_16BIT, 0x098E, 0x2802}, - {MISENSOR_16BIT, 0xA802, 0x0008}, - {MISENSOR_8BIT, 0xC908, 0x01}, - {MISENSOR_8BIT, 0xC879, 0x01}, - {MISENSOR_8BIT, 0xC909, 0x02}, - {MISENSOR_8BIT, 0xA80A, 0x18}, - {MISENSOR_8BIT, 0xA80B, 0x18}, - {MISENSOR_8BIT, 0xAC16, 0x18}, - {MISENSOR_8BIT, 0xC878, 0x0E}, - - {MISENSOR_TOK_TERM, 0, 0} -}; - -#endif -#endif diff --git a/drivers/staging/media/atomisp/include/linux/atomisp_platform.h b/drivers/staging/media/atomisp/include/linux/atomisp_platform.h index 049246774ced..6146555fe9cf 100644 --- a/drivers/staging/media/atomisp/include/linux/atomisp_platform.h +++ b/drivers/staging/media/atomisp/include/linux/atomisp_platform.h @@ -172,10 +172,10 @@ void atomisp_unregister_subdev(struct v4l2_subdev *subdev); #define IS_BYT __IS_SOC(INTEL_ATOM_SILVERMONT) #define IS_CHT __IS_SOC(INTEL_ATOM_AIRMONT) #define IS_MRFD __IS_SOC(INTEL_ATOM_SILVERMONT_MID) -#define IS_MOFD __IS_SOC(INTEL_ATOM_AIRMONT_MID) +#define IS_MOFD __IS_SOC(INTEL_ATOM_SILVERMONT_MID2) /* Both CHT and MOFD come with ISP2401 */ #define IS_ISP2401 __IS_SOCS(INTEL_ATOM_AIRMONT, \ - INTEL_ATOM_AIRMONT_MID) + INTEL_ATOM_SILVERMONT_MID2) #endif /* ATOMISP_PLATFORM_H_ */ diff --git a/drivers/staging/media/atomisp/pci/atomisp_cmd.c b/drivers/staging/media/atomisp/pci/atomisp_cmd.c index 02ccf80e6559..3a4eb4f6d3be 100644 --- a/drivers/staging/media/atomisp/pci/atomisp_cmd.c +++ b/drivers/staging/media/atomisp/pci/atomisp_cmd.c @@ -87,7 +87,7 @@ static unsigned short atomisp_get_sensor_fps(struct atomisp_sub_device *asd) unsigned short fps = 0; int ret; - ret = v4l2_subdev_call_state_active(isp->inputs[asd->input_curr].camera, + ret = v4l2_subdev_call_state_active(isp->inputs[asd->input_curr].sensor, pad, get_frame_interval, &fi); if (!ret && fi.interval.numerator) @@ -881,7 +881,8 @@ void atomisp_assert_recovery_work(struct work_struct *work) spin_unlock_irqrestore(&isp->lock, flags); /* stream off sensor */ - ret = v4l2_subdev_call(isp->inputs[isp->asd.input_curr].camera, video, s_stream, 0); + ret = v4l2_subdev_call(isp->inputs[isp->asd.input_curr].csi_remote_source, + video, s_stream, 0); if (ret) dev_warn(isp->dev, "Stopping sensor stream failed: %d\n", ret); @@ -936,7 +937,8 @@ void atomisp_assert_recovery_work(struct work_struct *work) /* Requeue unprocessed per-frame parameters. */ atomisp_recover_params_queue(&isp->asd.video_out); - ret = v4l2_subdev_call(isp->inputs[isp->asd.input_curr].camera, video, s_stream, 1); + ret = v4l2_subdev_call(isp->inputs[isp->asd.input_curr].csi_remote_source, + video, s_stream, 1); if (ret) dev_err(isp->dev, "Starting sensor stream failed: %d\n", ret); @@ -3124,7 +3126,7 @@ int atomisp_color_effect(struct atomisp_sub_device *asd, int flag, control.id = V4L2_CID_COLORFX; control.value = *effect; ret = - v4l2_s_ctrl(NULL, isp->inputs[asd->input_curr].camera->ctrl_handler, + v4l2_s_ctrl(NULL, isp->inputs[asd->input_curr].sensor->ctrl_handler, &control); /* * if set color effect to sensor successfully, return @@ -3620,16 +3622,16 @@ int atomisp_s_sensor_power(struct atomisp_device *isp, unsigned int input, bool { int ret; - if (isp->inputs[input].camera_on == on) + if (isp->inputs[input].sensor_on == on) return 0; - ret = v4l2_subdev_call(isp->inputs[input].camera, core, s_power, on); + ret = v4l2_subdev_call(isp->inputs[input].sensor, core, s_power, on); if (ret && ret != -ENOIOCTLCMD) { dev_err(isp->dev, "Error setting sensor power %d: %d\n", on, ret); return ret; } - isp->inputs[input].camera_on = on; + isp->inputs[input].sensor_on = on; return 0; } @@ -3677,7 +3679,7 @@ void atomisp_setup_input_links(struct atomisp_device *isp) * will end up calling atomisp_link_setup() which calls this * function again leading to endless recursion. */ - if (isp->sensor_subdevs[i] == isp->inputs[isp->asd.input_curr].camera) + if (isp->sensor_subdevs[i] == isp->inputs[isp->asd.input_curr].csi_remote_source) link->flags |= MEDIA_LNK_FL_ENABLED; else link->flags &= ~MEDIA_LNK_FL_ENABLED; @@ -3704,7 +3706,7 @@ static int atomisp_set_sensor_crop_and_fmt(struct atomisp_device *isp, struct v4l2_subdev_state *sd_state; int ret = 0; - if (!input->camera) + if (!input->sensor) return -EINVAL; /* @@ -3719,7 +3721,7 @@ static int atomisp_set_sensor_crop_and_fmt(struct atomisp_device *isp, } sd_state = (which == V4L2_SUBDEV_FORMAT_TRY) ? input->try_sd_state : - input->camera->active_state; + input->sensor->active_state; if (sd_state) v4l2_subdev_lock_state(sd_state); @@ -3740,20 +3742,44 @@ static int atomisp_set_sensor_crop_and_fmt(struct atomisp_device *isp, sel.r.left = ((input->native_rect.width - sel.r.width) / 2) & ~1; sel.r.top = ((input->native_rect.height - sel.r.height) / 2) & ~1; - ret = v4l2_subdev_call(input->camera, pad, set_selection, sd_state, &sel); + ret = v4l2_subdev_call(input->sensor, pad, set_selection, sd_state, &sel); if (ret) - dev_err(isp->dev, "Error setting crop to %ux%u @%ux%u: %d\n", - sel.r.width, sel.r.height, sel.r.left, sel.r.top, ret); + dev_err(isp->dev, "Error setting crop to (%d,%d)/%ux%u: %d\n", + sel.r.left, sel.r.top, sel.r.width, sel.r.height, ret); set_fmt: - if (ret == 0) - ret = v4l2_subdev_call(input->camera, pad, set_fmt, sd_state, &format); + if (ret == 0) { + ret = v4l2_subdev_call(input->sensor, pad, set_fmt, sd_state, &format); + dev_dbg(isp->dev, "Set sensor format ret: %d size %dx%d\n", + ret, format.format.width, format.format.height); + } if (sd_state) v4l2_subdev_unlock_state(sd_state); + /* Propagate new fmt to sensor ISP */ + if (ret == 0 && which == V4L2_SUBDEV_FORMAT_ACTIVE && input->sensor_isp) { + sd_state = v4l2_subdev_lock_and_get_active_state(input->sensor_isp); + + format.pad = SENSOR_ISP_PAD_SINK; + ret = v4l2_subdev_call(input->sensor_isp, pad, set_fmt, sd_state, &format); + dev_dbg(isp->dev, "Set sensor ISP sink format ret: %d size %dx%d\n", + ret, format.format.width, format.format.height); + + if (ret == 0) { + format.pad = SENSOR_ISP_PAD_SOURCE; + ret = v4l2_subdev_call(input->sensor_isp, pad, set_fmt, sd_state, &format); + dev_dbg(isp->dev, "Set sensor ISP source format ret: %d size %dx%d\n", + ret, format.format.width, format.format.height); + } + + if (sd_state) + v4l2_subdev_unlock_state(sd_state); + } + /* Propagate new fmt to CSI port */ - if (which == V4L2_SUBDEV_FORMAT_ACTIVE) { + if (ret == 0 && which == V4L2_SUBDEV_FORMAT_ACTIVE) { + format.pad = CSI2_PAD_SINK; ret = v4l2_subdev_call(input->csi_port, pad, set_fmt, NULL, &format); if (ret) return ret; @@ -3784,9 +3810,14 @@ int atomisp_try_fmt(struct atomisp_device *isp, struct v4l2_pix_format *f, return -EINVAL; } - /* The preview pipeline does not support width > 1920 */ - if (asd->run_mode->val == ATOMISP_RUN_MODE_PREVIEW) - f->width = min_t(u32, f->width, 1920); + /* + * The preview pipeline does not support width > 1920. Also limit height + * to avoid sensor drivers still picking a too wide resolution. + */ + if (asd->run_mode->val == ATOMISP_RUN_MODE_PREVIEW) { + f->width = min(f->width, 1920U); + f->height = min(f->height, 1440U); + } /* * atomisp_set_fmt() will set the sensor resolution to the requested @@ -3875,7 +3906,7 @@ static inline int atomisp_set_sensor_mipi_to_isp( u32 mipi_port, metadata_width = 0, metadata_height = 0; ctrl.id = V4L2_CID_LINK_FREQ; - if (v4l2_g_ctrl(input->camera->ctrl_handler, &ctrl) == 0) + if (v4l2_g_ctrl(input->sensor->ctrl_handler, &ctrl) == 0) mipi_freq = ctrl.value; if (asd->stream_env[stream_id].isys_configs == 1) { @@ -4038,7 +4069,7 @@ static int atomisp_set_fmt_to_isp(struct video_device *vdev, if (!format) return -EINVAL; - mipi_info = atomisp_to_sensor_mipi_info(input->camera); + mipi_info = atomisp_to_sensor_mipi_info(input->sensor); if (atomisp_set_sensor_mipi_to_isp(asd, ATOMISP_INPUT_STREAM_GENERAL, mipi_info)) diff --git a/drivers/staging/media/atomisp/pci/atomisp_compat_css20.c b/drivers/staging/media/atomisp/pci/atomisp_compat_css20.c index 2eb44bccff0e..bc97fa2c374c 100644 --- a/drivers/staging/media/atomisp/pci/atomisp_compat_css20.c +++ b/drivers/staging/media/atomisp/pci/atomisp_compat_css20.c @@ -1845,7 +1845,7 @@ static enum ia_css_pipe_mode __pipe_id_to_pipe_mode( { struct atomisp_device *isp = asd->isp; struct camera_mipi_info *mipi_info = atomisp_to_sensor_mipi_info( - isp->inputs[asd->input_curr].camera); + isp->inputs[asd->input_curr].sensor); switch (pipe_id) { case IA_CSS_PIPE_ID_COPY: diff --git a/drivers/staging/media/atomisp/pci/atomisp_compat_ioctl32.h b/drivers/staging/media/atomisp/pci/atomisp_compat_ioctl32.h deleted file mode 100644 index 23d798f3085c..000000000000 --- a/drivers/staging/media/atomisp/pci/atomisp_compat_ioctl32.h +++ /dev/null @@ -1,244 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * Support for Intel Camera Imaging ISP subsystem. - * - * Copyright (c) 2013 Intel Corporation. All Rights Reserved. - */ -#ifndef __ATOMISP_COMPAT_IOCTL32_H__ -#define __ATOMISP_COMPAT_IOCTL32_H__ - -#include <linux/compat.h> -#include <linux/videodev2.h> - -#include "atomisp_compat.h" - -struct atomisp_histogram32 { - unsigned int num_elements; - compat_uptr_t data; -}; - -struct atomisp_dvs2_stat_types32 { - compat_uptr_t odd_real; /** real part of the odd statistics*/ - compat_uptr_t odd_imag; /** imaginary part of the odd statistics*/ - compat_uptr_t even_real;/** real part of the even statistics*/ - compat_uptr_t even_imag;/** imaginary part of the even statistics*/ -}; - -struct atomisp_dvs2_coef_types32 { - compat_uptr_t odd_real; /** real part of the odd coefficients*/ - compat_uptr_t odd_imag; /** imaginary part of the odd coefficients*/ - compat_uptr_t even_real;/** real part of the even coefficients*/ - compat_uptr_t even_imag;/** imaginary part of the even coefficients*/ -}; - -struct atomisp_dvs2_statistics32 { - struct atomisp_dvs_grid_info grid_info; - struct atomisp_dvs2_stat_types32 hor_prod; - struct atomisp_dvs2_stat_types32 ver_prod; -}; - -struct atomisp_dis_statistics32 { - struct atomisp_dvs2_statistics32 dvs2_stat; - u32 exp_id; -}; - -struct atomisp_dis_coefficients32 { - struct atomisp_dvs_grid_info grid_info; - struct atomisp_dvs2_coef_types32 hor_coefs; - struct atomisp_dvs2_coef_types32 ver_coefs; -}; - -struct atomisp_3a_statistics32 { - struct atomisp_grid_info grid_info; - compat_uptr_t data; - compat_uptr_t rgby_data; - u32 exp_id; - u32 isp_config_id; -}; - -struct atomisp_morph_table32 { - unsigned int enabled; - unsigned int height; - unsigned int width; /* number of valid elements per line */ - compat_uptr_t coordinates_x[ATOMISP_MORPH_TABLE_NUM_PLANES]; - compat_uptr_t coordinates_y[ATOMISP_MORPH_TABLE_NUM_PLANES]; -}; - -struct v4l2_framebuffer32 { - __u32 capability; - __u32 flags; - compat_uptr_t base; - struct v4l2_pix_format fmt; -}; - -struct atomisp_overlay32 { - /* the frame containing the overlay data The overlay frame width should - * be the multiples of 2*ISP_VEC_NELEMS. The overlay frame height - * should be the multiples of 2. - */ - compat_uptr_t frame; - /* Y value of overlay background */ - unsigned char bg_y; - /* U value of overlay background */ - char bg_u; - /* V value of overlay background */ - char bg_v; - /* the blending percent of input data for Y subpixels */ - unsigned char blend_input_perc_y; - /* the blending percent of input data for U subpixels */ - unsigned char blend_input_perc_u; - /* the blending percent of input data for V subpixels */ - unsigned char blend_input_perc_v; - /* the blending percent of overlay data for Y subpixels */ - unsigned char blend_overlay_perc_y; - /* the blending percent of overlay data for U subpixels */ - unsigned char blend_overlay_perc_u; - /* the blending percent of overlay data for V subpixels */ - unsigned char blend_overlay_perc_v; - /* the overlay start x pixel position on output frame It should be the - multiples of 2*ISP_VEC_NELEMS. */ - unsigned int overlay_start_x; - /* the overlay start y pixel position on output frame It should be the - multiples of 2. */ - unsigned int overlay_start_y; -}; - -struct atomisp_shading_table32 { - __u32 enable; - __u32 sensor_width; - __u32 sensor_height; - __u32 width; - __u32 height; - __u32 fraction_bits; - - compat_uptr_t data[ATOMISP_NUM_SC_COLORS]; -}; - -struct atomisp_parameters32 { - compat_uptr_t wb_config; /* White Balance config */ - compat_uptr_t cc_config; /* Color Correction config */ - compat_uptr_t tnr_config; /* Temporal Noise Reduction */ - compat_uptr_t ecd_config; /* Eigen Color Demosaicing */ - compat_uptr_t ynr_config; /* Y(Luma) Noise Reduction */ - compat_uptr_t fc_config; /* Fringe Control */ - compat_uptr_t formats_config; /* Formats Control */ - compat_uptr_t cnr_config; /* Chroma Noise Reduction */ - compat_uptr_t macc_config; /* MACC */ - compat_uptr_t ctc_config; /* Chroma Tone Control */ - compat_uptr_t aa_config; /* Anti-Aliasing */ - compat_uptr_t baa_config; /* Anti-Aliasing */ - compat_uptr_t ce_config; - compat_uptr_t dvs_6axis_config; - compat_uptr_t ob_config; /* Objective Black config */ - compat_uptr_t dp_config; /* Dead Pixel config */ - compat_uptr_t nr_config; /* Noise Reduction config */ - compat_uptr_t ee_config; /* Edge Enhancement config */ - compat_uptr_t de_config; /* Demosaic config */ - compat_uptr_t gc_config; /* Gamma Correction config */ - compat_uptr_t anr_config; /* Advanced Noise Reduction */ - compat_uptr_t a3a_config; /* 3A Statistics config */ - compat_uptr_t xnr_config; /* eXtra Noise Reduction */ - compat_uptr_t dz_config; /* Digital Zoom */ - compat_uptr_t yuv2rgb_cc_config; /* Color - Correction config */ - compat_uptr_t rgb2yuv_cc_config; /* Color - Correction config */ - compat_uptr_t macc_table; - compat_uptr_t gamma_table; - compat_uptr_t ctc_table; - compat_uptr_t xnr_table; - compat_uptr_t r_gamma_table; - compat_uptr_t g_gamma_table; - compat_uptr_t b_gamma_table; - compat_uptr_t motion_vector; /* For 2-axis DVS */ - compat_uptr_t shading_table; - compat_uptr_t morph_table; - compat_uptr_t dvs_coefs; /* DVS 1.0 coefficients */ - compat_uptr_t dvs2_coefs; /* DVS 2.0 coefficients */ - compat_uptr_t capture_config; - compat_uptr_t anr_thres; - - compat_uptr_t lin_2500_config; /* Skylake: Linearization config */ - compat_uptr_t obgrid_2500_config; /* Skylake: OBGRID config */ - compat_uptr_t bnr_2500_config; /* Skylake: bayer denoise config */ - compat_uptr_t shd_2500_config; /* Skylake: shading config */ - compat_uptr_t dm_2500_config; /* Skylake: demosaic config */ - compat_uptr_t rgbpp_2500_config; /* Skylake: RGBPP config */ - compat_uptr_t dvs_stat_2500_config; /* Skylake: DVS STAT config */ - compat_uptr_t lace_stat_2500_config; /* Skylake: LACE STAT config */ - compat_uptr_t yuvp1_2500_config; /* Skylake: yuvp1 config */ - compat_uptr_t yuvp2_2500_config; /* Skylake: yuvp2 config */ - compat_uptr_t tnr_2500_config; /* Skylake: TNR config */ - compat_uptr_t dpc_2500_config; /* Skylake: DPC config */ - compat_uptr_t awb_2500_config; /* Skylake: auto white balance config */ - compat_uptr_t - awb_fr_2500_config; /* Skylake: auto white balance filter response config */ - compat_uptr_t anr_2500_config; /* Skylake: ANR config */ - compat_uptr_t af_2500_config; /* Skylake: auto focus config */ - compat_uptr_t ae_2500_config; /* Skylake: auto exposure config */ - compat_uptr_t bds_2500_config; /* Skylake: bayer downscaler config */ - compat_uptr_t - dvs_2500_config; /* Skylake: digital video stabilization config */ - compat_uptr_t res_mgr_2500_config; - - /* - * Output frame pointer the config is to be applied to (optional), - * set to NULL to make this config is applied as global. - */ - compat_uptr_t output_frame; - /* - * Unique ID to track which config was actually applied to a particular - * frame, driver will send this id back with output frame together. - */ - u32 isp_config_id; - u32 per_frame_setting; -}; - -struct atomisp_dvs_6axis_config32 { - u32 exp_id; - u32 width_y; - u32 height_y; - u32 width_uv; - u32 height_uv; - compat_uptr_t xcoords_y; - compat_uptr_t ycoords_y; - compat_uptr_t xcoords_uv; - compat_uptr_t ycoords_uv; -}; - -#define ATOMISP_IOC_G_HISTOGRAM32 \ - _IOWR('v', BASE_VIDIOC_PRIVATE + 3, struct atomisp_histogram32) -#define ATOMISP_IOC_S_HISTOGRAM32 \ - _IOW('v', BASE_VIDIOC_PRIVATE + 3, struct atomisp_histogram32) - -#define ATOMISP_IOC_G_DIS_STAT32 \ - _IOWR('v', BASE_VIDIOC_PRIVATE + 6, struct atomisp_dis_statistics32) -#define ATOMISP_IOC_S_DIS_COEFS32 \ - _IOW('v', BASE_VIDIOC_PRIVATE + 6, struct atomisp_dis_coefficients32) - -#define ATOMISP_IOC_S_DIS_VECTOR32 \ - _IOW('v', BASE_VIDIOC_PRIVATE + 6, struct atomisp_dvs_6axis_config32) - -#define ATOMISP_IOC_G_3A_STAT32 \ - _IOWR('v', BASE_VIDIOC_PRIVATE + 7, struct atomisp_3a_statistics32) - -#define ATOMISP_IOC_G_ISP_GDC_TAB32 \ - _IOR('v', BASE_VIDIOC_PRIVATE + 10, struct atomisp_morph_table32) -#define ATOMISP_IOC_S_ISP_GDC_TAB32 \ - _IOW('v', BASE_VIDIOC_PRIVATE + 10, struct atomisp_morph_table32) - -#define ATOMISP_IOC_S_ISP_FPN_TABLE32 \ - _IOW('v', BASE_VIDIOC_PRIVATE + 17, struct v4l2_framebuffer32) - -#define ATOMISP_IOC_G_ISP_OVERLAY32 \ - _IOWR('v', BASE_VIDIOC_PRIVATE + 18, struct atomisp_overlay32) -#define ATOMISP_IOC_S_ISP_OVERLAY32 \ - _IOW('v', BASE_VIDIOC_PRIVATE + 18, struct atomisp_overlay32) - -#define ATOMISP_IOC_S_ISP_SHD_TAB32 \ - _IOWR('v', BASE_VIDIOC_PRIVATE + 27, struct atomisp_shading_table32) - -#define ATOMISP_IOC_S_PARAMETERS32 \ - _IOW('v', BASE_VIDIOC_PRIVATE + 32, struct atomisp_parameters32) - -#endif /* __ATOMISP_COMPAT_IOCTL32_H__ */ diff --git a/drivers/staging/media/atomisp/pci/atomisp_csi2.c b/drivers/staging/media/atomisp/pci/atomisp_csi2.c index 28afc0bfc43b..95b9113d75e9 100644 --- a/drivers/staging/media/atomisp/pci/atomisp_csi2.c +++ b/drivers/staging/media/atomisp/pci/atomisp_csi2.c @@ -298,7 +298,7 @@ static void atomisp_csi2_configure_isp2401(struct atomisp_sub_device *asd) ctrl.id = V4L2_CID_LINK_FREQ; if (v4l2_g_ctrl - (isp->inputs[asd->input_curr].camera->ctrl_handler, &ctrl) == 0) + (isp->inputs[asd->input_curr].sensor->ctrl_handler, &ctrl) == 0) mipi_freq = ctrl.value; clk_termen = atomisp_csi2_configure_calc(coeff_clk_termen, mipi_freq, diff --git a/drivers/staging/media/atomisp/pci/atomisp_gmin_platform.c b/drivers/staging/media/atomisp/pci/atomisp_gmin_platform.c index e176483df301..5f59519ac8e2 100644 --- a/drivers/staging/media/atomisp/pci/atomisp_gmin_platform.c +++ b/drivers/staging/media/atomisp/pci/atomisp_gmin_platform.c @@ -85,9 +85,6 @@ struct gmin_subdev { bool v2p8_on; bool v1p2_on; - int v1p8_gpio; - int v2p8_gpio; - u8 pwm_i2c_addr; /* For PMIC AXP */ @@ -225,16 +222,6 @@ static struct gmin_cfg_var ffrd8_vars[] = { {}, }; -/* Cribbed from MCG defaults in the mt9m114 driver, not actually verified - * vs. T100 hardware - */ -static struct gmin_cfg_var t100_vars[] = { - { "INT33F0:00_CsiPort", "0" }, - { "INT33F0:00_CsiLanes", "1" }, - { "INT33F0:00_CamClk", "1" }, - {}, -}; - static struct gmin_cfg_var mrd7_vars[] = { {"INT33F8:00_CamType", "1"}, {"INT33F8:00_CsiPort", "1"}, @@ -252,22 +239,6 @@ static struct gmin_cfg_var mrd7_vars[] = { {}, }; -static struct gmin_cfg_var ecs7_vars[] = { - {"INT33BE:00_CsiPort", "1"}, - {"INT33BE:00_CsiLanes", "2"}, - {"INT33BE:00_CsiFmt", "13"}, - {"INT33BE:00_CsiBayer", "2"}, - {"INT33BE:00_CamClk", "0"}, - - {"INT33F0:00_CsiPort", "0"}, - {"INT33F0:00_CsiLanes", "1"}, - {"INT33F0:00_CsiFmt", "13"}, - {"INT33F0:00_CsiBayer", "0"}, - {"INT33F0:00_CamClk", "1"}, - {"gmin_V2P8GPIO", "402"}, - {}, -}; - static struct gmin_cfg_var i8880_vars[] = { {"XXOV2680:00_CsiPort", "1"}, {"XXOV2680:00_CsiLanes", "1"}, @@ -310,13 +281,6 @@ static const struct dmi_system_id gmin_vars[] = { .driver_data = ffrd8_vars, }, { - .ident = "T100TA", - .matches = { - DMI_MATCH(DMI_BOARD_NAME, "T100TA"), - }, - .driver_data = t100_vars, - }, - { .ident = "MRD7", .matches = { DMI_MATCH(DMI_BOARD_NAME, "TABLET"), @@ -325,13 +289,6 @@ static const struct dmi_system_id gmin_vars[] = { .driver_data = mrd7_vars, }, { - .ident = "ST70408", - .matches = { - DMI_MATCH(DMI_BOARD_NAME, "ST70408"), - }, - .driver_data = ecs7_vars, - }, - { .ident = "VTA0803", .matches = { DMI_MATCH(DMI_BOARD_NAME, "VTA0803"), @@ -516,9 +473,9 @@ static int gmin_subdev_add(struct gmin_subdev *gs) dev_info(dev, "%s: ACPI path is %pfw\n", __func__, dev_fwnode(dev)); - /*WA:CHT requires XTAL clock as PLL is not stable.*/ + /* WA:CHT requires XTAL clock as PLL is not stable. */ gs->clock_src = gmin_get_var_int(dev, false, "ClkSrc", - VLV2_CLK_PLL_19P2MHZ); + VLV2_CLK_PLL_19P2MHZ); /* * Get ACPI _PR0 derived clock here already because it is used @@ -549,23 +506,6 @@ static int gmin_subdev_add(struct gmin_subdev *gs) dev_info(dev, "will handle gpio1 via ACPI\n"); /* - * Those are used only when there is an external regulator apart - * from the PMIC that would be providing power supply, like on the - * two cases below: - * - * The ECS E7 board drives camera 2.8v from an external regulator - * instead of the PMIC. There's a gmin_CamV2P8 config variable - * that specifies the GPIO to handle this particular case, - * but this needs a broader architecture for handling camera power. - * - * The CHT RVP board drives camera 1.8v from an* external regulator - * instead of the PMIC just like ECS E7 board. - */ - - gs->v1p8_gpio = gmin_get_var_int(dev, true, "V1P8GPIO", -1); - gs->v2p8_gpio = gmin_get_var_int(dev, true, "V2P8GPIO", -1); - - /* * FIXME: * * The ACPI handling code checks for the _PR? tables in order to @@ -837,16 +777,6 @@ static int gmin_v1p8_ctrl(struct v4l2_subdev *subdev, int on) if (!gs || gs->v1p8_on == on) return 0; - if (gs->v1p8_gpio >= 0) { - pr_info("atomisp_gmin_platform: 1.8v power on GPIO %d\n", - gs->v1p8_gpio); - ret = gpio_request(gs->v1p8_gpio, "camera_v1p8_en"); - if (!ret) - ret = gpio_direction_output(gs->v1p8_gpio, 0); - if (ret) - pr_err("V1P8 GPIO initialization failed\n"); - } - gs->v1p8_on = on; ret = 0; @@ -861,9 +791,6 @@ static int gmin_v1p8_ctrl(struct v4l2_subdev *subdev, int on) goto out; /* Still needed */ } - if (gs->v1p8_gpio >= 0) - gpio_set_value(gs->v1p8_gpio, on); - if (gs->v1p8_reg) { regulator_set_voltage(gs->v1p8_reg, 1800000, 1800000); if (on) @@ -918,16 +845,6 @@ static int gmin_v2p8_ctrl(struct v4l2_subdev *subdev, int on) if (WARN_ON(!gs)) return -ENODEV; - if (gs->v2p8_gpio >= 0) { - pr_info("atomisp_gmin_platform: 2.8v power on GPIO %d\n", - gs->v2p8_gpio); - ret = gpio_request(gs->v2p8_gpio, "camera_v2p8"); - if (!ret) - ret = gpio_direction_output(gs->v2p8_gpio, 0); - if (ret) - pr_err("V2P8 GPIO initialization failed\n"); - } - if (gs->v2p8_on == on) return 0; gs->v2p8_on = on; @@ -944,9 +861,6 @@ static int gmin_v2p8_ctrl(struct v4l2_subdev *subdev, int on) goto out; /* Still needed */ } - if (gs->v2p8_gpio >= 0) - gpio_set_value(gs->v2p8_gpio, on); - if (gs->v2p8_reg) { regulator_set_voltage(gs->v2p8_reg, 2900000, 2900000); if (on) @@ -1292,7 +1206,7 @@ static int gmin_get_config_dsm_var(struct device *dev, * if it founds something different than string, letting it * to fall back to the old code. */ - if (cur && cur->type != ACPI_TYPE_STRING) { + if (cur->type != ACPI_TYPE_STRING) { dev_info(dev, "found non-string _DSM entry for '%s'\n", var); ACPI_FREE(obj); return -EINVAL; diff --git a/drivers/staging/media/atomisp/pci/atomisp_internal.h b/drivers/staging/media/atomisp/pci/atomisp_internal.h index 775506757471..5a69580b8251 100644 --- a/drivers/staging/media/atomisp/pci/atomisp_internal.h +++ b/drivers/staging/media/atomisp/pci/atomisp_internal.h @@ -109,14 +109,20 @@ #define DIV_NEAREST_STEP(n, d, step) \ round_down((2 * (n) + (d) * (step)) / (2 * (d)), (step)) +#define SENSOR_ISP_PAD_SINK 0 +#define SENSOR_ISP_PAD_SOURCE 1 +#define SENSOR_ISP_PADS_NUM 2 + struct atomisp_input_subdev { enum atomisp_camera_port port; u32 code; /* MEDIA_BUS_FMT_* */ bool binning_support; bool crop_support; - bool camera_on; - struct v4l2_subdev *camera; + bool sensor_on; + struct v4l2_subdev *sensor; + struct v4l2_subdev *sensor_isp; struct v4l2_subdev *csi_port; + struct v4l2_subdev *csi_remote_source; /* Sensor rects for sensors which support crop */ struct v4l2_rect native_rect; struct v4l2_rect active_rect; diff --git a/drivers/staging/media/atomisp/pci/atomisp_ioctl.c b/drivers/staging/media/atomisp/pci/atomisp_ioctl.c index 1a960a01854f..97d99bed1560 100644 --- a/drivers/staging/media/atomisp/pci/atomisp_ioctl.c +++ b/drivers/staging/media/atomisp/pci/atomisp_ioctl.c @@ -34,7 +34,7 @@ static const char *CARD = "ATOM ISP"; /* max size 31 */ * FIXME: ISP should not know beforehand all CIDs supported by sensor. * Instead, it needs to propagate to sensor unknown CIDs. */ -static struct v4l2_queryctrl ci_v4l2_controls[] = { +static struct v4l2_query_ext_ctrl ci_v4l2_controls[] = { { .id = V4L2_CID_AUTO_WHITE_BALANCE, .type = V4L2_CTRL_TYPE_BOOLEAN, @@ -386,11 +386,11 @@ static int atomisp_enum_input(struct file *file, void *fh, if (index >= isp->input_cnt) return -EINVAL; - if (!isp->inputs[index].camera) + if (!isp->inputs[index].sensor) return -EINVAL; memset(input, 0, sizeof(struct v4l2_input)); - strscpy(input->name, isp->inputs[index].camera->name, + strscpy(input->name, isp->inputs[index].sensor->name, sizeof(input->name)); input->type = V4L2_INPUT_TYPE_CAMERA; @@ -433,7 +433,7 @@ static int atomisp_s_input(struct file *file, void *fh, unsigned int input) if (input >= isp->input_cnt) return -EINVAL; - if (!isp->inputs[input].camera) + if (!isp->inputs[input].sensor) return -EINVAL; ret = atomisp_pipe_check(pipe, true); @@ -539,14 +539,14 @@ static int atomisp_enum_framesizes(struct file *file, void *priv, struct v4l2_subdev_state *act_sd_state; int ret; - if (!input->camera) + if (!input->sensor) return -EINVAL; if (input->crop_support) return atomisp_enum_framesizes_crop(isp, fsize); - act_sd_state = v4l2_subdev_lock_and_get_active_state(input->camera); - ret = v4l2_subdev_call(input->camera, pad, enum_frame_size, + act_sd_state = v4l2_subdev_lock_and_get_active_state(input->sensor); + ret = v4l2_subdev_call(input->sensor, pad, enum_frame_size, act_sd_state, &fse); if (act_sd_state) v4l2_subdev_unlock_state(act_sd_state); @@ -577,11 +577,11 @@ static int atomisp_enum_frameintervals(struct file *file, void *priv, struct v4l2_subdev_state *act_sd_state; int ret; - if (!input->camera) + if (!input->sensor) return -EINVAL; - act_sd_state = v4l2_subdev_lock_and_get_active_state(input->camera); - ret = v4l2_subdev_call(input->camera, pad, enum_frame_interval, + act_sd_state = v4l2_subdev_lock_and_get_active_state(input->sensor); + ret = v4l2_subdev_call(input->sensor, pad, enum_frame_interval, act_sd_state, &fie); if (act_sd_state) v4l2_subdev_unlock_state(act_sd_state); @@ -609,11 +609,11 @@ static int atomisp_enum_fmt_cap(struct file *file, void *fh, unsigned int i, fi = 0; int ret; - if (!input->camera) + if (!input->sensor) return -EINVAL; - act_sd_state = v4l2_subdev_lock_and_get_active_state(input->camera); - ret = v4l2_subdev_call(input->camera, pad, enum_mbus_code, + act_sd_state = v4l2_subdev_lock_and_get_active_state(input->sensor); + ret = v4l2_subdev_call(input->sensor, pad, enum_mbus_code, act_sd_state, &code); if (act_sd_state) v4l2_subdev_unlock_state(act_sd_state); @@ -945,7 +945,7 @@ int atomisp_start_streaming(struct vb2_queue *vq, unsigned int count) } /* stream on the sensor */ - ret = v4l2_subdev_call(isp->inputs[asd->input_curr].camera, + ret = v4l2_subdev_call(isp->inputs[asd->input_curr].csi_remote_source, video, s_stream, 1); if (ret) { dev_err(isp->dev, "Starting sensor stream failed: %d\n", ret); @@ -1002,7 +1002,7 @@ void atomisp_stop_streaming(struct vb2_queue *vq) atomisp_subdev_cleanup_pending_events(asd); - ret = v4l2_subdev_call(isp->inputs[asd->input_curr].camera, + ret = v4l2_subdev_call(isp->inputs[asd->input_curr].csi_remote_source, video, s_stream, 0); if (ret) dev_warn(isp->dev, "Stopping sensor stream failed: %d\n", ret); @@ -1140,31 +1140,34 @@ static int atomisp_s_ctrl(struct file *file, void *fh, /* * To query the attributes of a control. - * applications set the id field of a struct v4l2_queryctrl and call the + * applications set the id field of a struct v4l2_query_ext_ctrl and call the * this ioctl with a pointer to this structure. The driver fills * the rest of the structure. */ -static int atomisp_queryctl(struct file *file, void *fh, - struct v4l2_queryctrl *qc) +static int atomisp_query_ext_ctrl(struct file *file, void *fh, + struct v4l2_query_ext_ctrl *qc) { - int i, ret = -EINVAL; + int i; + /* TODO: implement V4L2_CTRL_FLAG_NEXT_CTRL */ if (qc->id & V4L2_CTRL_FLAG_NEXT_CTRL) - return ret; + return -EINVAL; for (i = 0; i < ctrls_num; i++) { if (ci_v4l2_controls[i].id == qc->id) { - memcpy(qc, &ci_v4l2_controls[i], - sizeof(struct v4l2_queryctrl)); - qc->reserved[0] = 0; - ret = 0; - break; + *qc = ci_v4l2_controls[i]; + qc->elems = 1; + qc->elem_size = 4; + return 0; } } - if (ret != 0) - qc->flags = V4L2_CTRL_FLAG_DISABLED; - return ret; + /* + * This is probably not needed, but this flag has been set for + * many kernel versions. Leave it to avoid breaking any apps. + */ + qc->flags = V4L2_CTRL_FLAG_DISABLED; + return -EINVAL; } static int atomisp_camera_g_ext_ctrls(struct file *file, void *fh, @@ -1329,7 +1332,7 @@ static int atomisp_s_parm(struct file *file, void *fh, fi.interval = parm->parm.capture.timeperframe; - rval = v4l2_subdev_call_state_active(isp->inputs[asd->input_curr].camera, + rval = v4l2_subdev_call_state_active(isp->inputs[asd->input_curr].csi_remote_source, pad, set_frame_interval, &fi); if (!rval) parm->parm.capture.timeperframe = fi.interval; @@ -1561,9 +1564,7 @@ const struct v4l2_ioctl_ops atomisp_ioctl_ops = { .vidioc_enum_input = atomisp_enum_input, .vidioc_g_input = atomisp_g_input, .vidioc_s_input = atomisp_s_input, - .vidioc_queryctrl = atomisp_queryctl, - .vidioc_s_ctrl = atomisp_s_ctrl, - .vidioc_g_ctrl = atomisp_g_ctrl, + .vidioc_query_ext_ctrl = atomisp_query_ext_ctrl, .vidioc_s_ext_ctrls = atomisp_s_ext_ctrls, .vidioc_g_ext_ctrls = atomisp_g_ext_ctrls, .vidioc_enum_framesizes = atomisp_enum_framesizes, diff --git a/drivers/staging/media/atomisp/pci/atomisp_ioctl.h b/drivers/staging/media/atomisp/pci/atomisp_ioctl.h index 4feaa0338cb4..57f608f9db56 100644 --- a/drivers/staging/media/atomisp/pci/atomisp_ioctl.h +++ b/drivers/staging/media/atomisp/pci/atomisp_ioctl.h @@ -33,8 +33,4 @@ void atomisp_stop_streaming(struct vb2_queue *vq); extern const struct v4l2_ioctl_ops atomisp_ioctl_ops; -/* compat_ioctl for 32bit userland app and 64bit kernel */ -long atomisp_compat_ioctl32(struct file *file, - unsigned int cmd, unsigned long arg); - #endif /* __ATOMISP_IOCTL_H__ */ diff --git a/drivers/staging/media/atomisp/pci/atomisp_v4l2.c b/drivers/staging/media/atomisp/pci/atomisp_v4l2.c index 2841824cd0ca..0bd0bfded4af 100644 --- a/drivers/staging/media/atomisp/pci/atomisp_v4l2.c +++ b/drivers/staging/media/atomisp/pci/atomisp_v4l2.c @@ -895,24 +895,25 @@ static void atomisp_init_sensor(struct atomisp_input_subdev *input) * it emulates a normal v4l2 device there, passing through try_fmt / * set_fmt to the sensor. */ - try_sd_state = __v4l2_subdev_state_alloc(input->camera, - "atomisp:try_sd_state->lock", &try_sd_state_key); + try_sd_state = __v4l2_subdev_state_alloc(input->sensor, + "atomisp:try_sd_state->lock", + &try_sd_state_key); if (IS_ERR(try_sd_state)) return; input->try_sd_state = try_sd_state; - act_sd_state = v4l2_subdev_lock_and_get_active_state(input->camera); + act_sd_state = v4l2_subdev_lock_and_get_active_state(input->sensor); mbus_code_enum.which = V4L2_SUBDEV_FORMAT_ACTIVE; - err = v4l2_subdev_call(input->camera, pad, enum_mbus_code, + err = v4l2_subdev_call(input->sensor, pad, enum_mbus_code, act_sd_state, &mbus_code_enum); if (!err) input->code = mbus_code_enum.code; sel.which = V4L2_SUBDEV_FORMAT_ACTIVE; sel.target = V4L2_SEL_TGT_NATIVE_SIZE; - err = v4l2_subdev_call(input->camera, pad, get_selection, + err = v4l2_subdev_call(input->sensor, pad, get_selection, act_sd_state, &sel); if (err) goto unlock_act_sd_state; @@ -921,7 +922,7 @@ static void atomisp_init_sensor(struct atomisp_input_subdev *input) sel.which = V4L2_SUBDEV_FORMAT_ACTIVE; sel.target = V4L2_SEL_TGT_CROP_DEFAULT; - err = v4l2_subdev_call(input->camera, pad, get_selection, + err = v4l2_subdev_call(input->sensor, pad, get_selection, act_sd_state, &sel); if (err) goto unlock_act_sd_state; @@ -939,7 +940,7 @@ static void atomisp_init_sensor(struct atomisp_input_subdev *input) fse.code = input->code; fse.which = V4L2_SUBDEV_FORMAT_ACTIVE; - err = v4l2_subdev_call(input->camera, pad, enum_frame_size, + err = v4l2_subdev_call(input->sensor, pad, enum_frame_size, act_sd_state, &fse); if (err) break; @@ -962,22 +963,29 @@ static void atomisp_init_sensor(struct atomisp_input_subdev *input) sel.which = V4L2_SUBDEV_FORMAT_TRY; sel.target = V4L2_SEL_TGT_CROP; sel.r = input->native_rect; - v4l2_subdev_lock_state(input->try_sd_state); - err = v4l2_subdev_call(input->camera, pad, set_selection, + + /* Don't lock try_sd_state if the lock is shared with the active state */ + if (!input->sensor->state_lock) + v4l2_subdev_lock_state(input->try_sd_state); + + err = v4l2_subdev_call(input->sensor, pad, set_selection, input->try_sd_state, &sel); - v4l2_subdev_unlock_state(input->try_sd_state); + + if (!input->sensor->state_lock) + v4l2_subdev_unlock_state(input->try_sd_state); + if (err) goto unlock_act_sd_state; sel.which = V4L2_SUBDEV_FORMAT_ACTIVE; sel.target = V4L2_SEL_TGT_CROP; sel.r = input->native_rect; - err = v4l2_subdev_call(input->camera, pad, set_selection, + err = v4l2_subdev_call(input->sensor, pad, set_selection, act_sd_state, &sel); if (err) goto unlock_act_sd_state; - dev_info(input->camera->dev, "Supports crop native %dx%d active %dx%d binning %d\n", + dev_info(input->sensor->dev, "Supports crop native %dx%d active %dx%d binning %d\n", input->native_rect.width, input->native_rect.height, input->active_rect.width, input->active_rect.height, input->binning_support); @@ -991,8 +999,9 @@ unlock_act_sd_state: int atomisp_register_device_nodes(struct atomisp_device *isp) { + struct media_pad *sensor_isp_sink, *sensor_src; struct atomisp_input_subdev *input; - int i, err; + int i, err, source_pad; for (i = 0; i < ATOMISP_CAMERA_NR_PORTS; i++) { err = media_create_pad_link(&isp->csi2_port[i].subdev.entity, @@ -1007,12 +1016,33 @@ int atomisp_register_device_nodes(struct atomisp_device *isp) input = &isp->inputs[isp->input_cnt]; input->port = i; - input->camera = isp->sensor_subdevs[i]; input->csi_port = &isp->csi2_port[i].subdev; + input->csi_remote_source = isp->sensor_subdevs[i]; + + /* + * Special case for sensors with a ISP in the sensor modelled + * as a separate v4l2-subdev, like the mt9m114. + */ + if (isp->sensor_subdevs[i]->entity.function == MEDIA_ENT_F_PROC_VIDEO_ISP) { + input->sensor_isp = isp->sensor_subdevs[i]; + source_pad = SENSOR_ISP_PAD_SOURCE; + + sensor_isp_sink = &input->sensor_isp->entity.pads[SENSOR_ISP_PAD_SINK]; + sensor_src = media_pad_remote_pad_first(sensor_isp_sink); + if (!sensor_src) { + dev_err(isp->dev, "Error could not find remote pad for sensor ISP sink\n"); + return -ENOENT; + } + + input->sensor = media_entity_to_v4l2_subdev(sensor_src->entity); + } else { + input->sensor = isp->sensor_subdevs[i]; + source_pad = 0; + } atomisp_init_sensor(input); - err = media_create_pad_link(&input->camera->entity, 0, + err = media_create_pad_link(&isp->sensor_subdevs[i]->entity, source_pad, &isp->csi2_port[i].subdev.entity, CSI2_PAD_SINK, MEDIA_LNK_FL_ENABLED | MEDIA_LNK_FL_IMMUTABLE); diff --git a/drivers/staging/media/atomisp/pci/hive_isp_css_common/irq_global.h b/drivers/staging/media/atomisp/pci/hive_isp_css_common/irq_global.h index 2c47e7820bd7..69e68ecd6bc3 100644 --- a/drivers/staging/media/atomisp/pci/hive_isp_css_common/irq_global.h +++ b/drivers/staging/media/atomisp/pci/hive_isp_css_common/irq_global.h @@ -18,7 +18,7 @@ #endif /* The IRQ is not mapped uniformly on its related interfaces */ -#define IRQ_SW_CHANNEL_OFFSET hrt_isp_css_irq_sw_pin_0 +#define IRQ_SW_CHANNEL_OFFSET HIVE_GP_DEV_IRQ_SW_PIN_0_BIT_ID typedef enum { IRQ_SW_CHANNEL0_ID = hrt_isp_css_irq_sw_pin_0 - IRQ_SW_CHANNEL_OFFSET, diff --git a/drivers/staging/media/atomisp/pci/isp/kernels/sdis/sdis_1.0/ia_css_sdis.host.c b/drivers/staging/media/atomisp/pci/isp/kernels/sdis/sdis_1.0/ia_css_sdis.host.c index a4e019e74e6b..a1bea8bd1a39 100644 --- a/drivers/staging/media/atomisp/pci/isp/kernels/sdis/sdis_1.0/ia_css_sdis.host.c +++ b/drivers/staging/media/atomisp/pci/isp/kernels/sdis/sdis_1.0/ia_css_sdis.host.c @@ -230,7 +230,8 @@ void ia_css_sdis_clear_coefficients( int ia_css_get_dvs_statistics( struct ia_css_dvs_statistics *host_stats, - const struct ia_css_isp_dvs_statistics *isp_stats) { + const struct ia_css_isp_dvs_statistics *isp_stats) +{ struct ia_css_isp_dvs_statistics_map *map; int ret = 0; @@ -240,13 +241,11 @@ ia_css_get_dvs_statistics( assert(isp_stats); map = ia_css_isp_dvs_statistics_map_allocate(isp_stats, NULL); - if (map) - { + if (map) { hmm_load(isp_stats->data_ptr, map->data_ptr, isp_stats->size); ia_css_translate_dvs_statistics(host_stats, map); ia_css_isp_dvs_statistics_map_free(map); - } else - { + } else { IA_CSS_ERROR("out of memory"); ret = -ENOMEM; } diff --git a/drivers/staging/media/atomisp/pci/isp/kernels/sdis/sdis_2/ia_css_sdis2_types.h b/drivers/staging/media/atomisp/pci/isp/kernels/sdis/sdis_2/ia_css_sdis2_types.h index f37802878528..2bed08435755 100644 --- a/drivers/staging/media/atomisp/pci/isp/kernels/sdis/sdis_2/ia_css_sdis2_types.h +++ b/drivers/staging/media/atomisp/pci/isp/kernels/sdis/sdis_2/ia_css_sdis2_types.h @@ -19,7 +19,7 @@ #endif /* DVS 2.0 Coefficient types. This structure contains 4 pointers to - * arrays that contain the coeffients for each type. + * arrays that contain the coefficients for each type. */ struct ia_css_dvs2_coef_types { s16 *odd_real; /** real part of the odd coefficients*/ diff --git a/drivers/staging/media/atomisp/pci/isp/kernels/vf/vf_1.0/ia_css_vf.host.c b/drivers/staging/media/atomisp/pci/isp/kernels/vf/vf_1.0/ia_css_vf.host.c index ece5e3da34ee..127f12ba2214 100644 --- a/drivers/staging/media/atomisp/pci/isp/kernels/vf/vf_1.0/ia_css_vf.host.c +++ b/drivers/staging/media/atomisp/pci/isp/kernels/vf/vf_1.0/ia_css_vf.host.c @@ -114,7 +114,7 @@ configure_dma( } int ia_css_vf_configure(const struct ia_css_binary *binary, - const struct ia_css_frame_info *out_info, + const struct ia_css_frame_info *out_info, struct ia_css_frame_info *vf_info, unsigned int *downscale_log2) { diff --git a/drivers/staging/media/atomisp/pci/runtime/debug/src/ia_css_debug.c b/drivers/staging/media/atomisp/pci/runtime/debug/src/ia_css_debug.c index 9818771a35e5..84220359c957 100644 --- a/drivers/staging/media/atomisp/pci/runtime/debug/src/ia_css_debug.c +++ b/drivers/staging/media/atomisp/pci/runtime/debug/src/ia_css_debug.c @@ -121,7 +121,8 @@ static const char *const pipe_id_to_str[] = { /* [IA_CSS_PIPE_ID_YUVPP] =*/ "yuvpp", }; -static char dot_id_input_bin[SH_CSS_MAX_BINARY_NAME + 10]; +/* 27 is combined length of _stage%d(pipe%d)\0. */ +static char dot_id_input_bin[SH_CSS_MAX_BINARY_NAME + 27]; static char ring_buffer[200]; void ia_css_debug_dtrace(unsigned int level, const char *fmt, ...) diff --git a/drivers/staging/media/imx/imx-ic-prpencvf.c b/drivers/staging/media/imx/imx-ic-prpencvf.c index 17fd980c9d3c..77360bfe081a 100644 --- a/drivers/staging/media/imx/imx-ic-prpencvf.c +++ b/drivers/staging/media/imx/imx-ic-prpencvf.c @@ -295,7 +295,7 @@ static irqreturn_t prp_nfb4eof_interrupt(int irq, void *dev_id) */ static void prp_eof_timeout(struct timer_list *t) { - struct prp_priv *priv = from_timer(priv, t, eof_timeout_timer); + struct prp_priv *priv = timer_container_of(priv, t, eof_timeout_timer); struct imx_media_video_dev *vdev = priv->vdev; struct imx_ic_priv *ic_priv = priv->ic_priv; @@ -781,7 +781,7 @@ static void prp_stop(struct prp_priv *priv) imx_media_free_dma_buf(ic_priv->ipu_dev, &priv->underrun_buf); /* cancel the EOF timeout timer */ - del_timer_sync(&priv->eof_timeout_timer); + timer_delete_sync(&priv->eof_timeout_timer); prp_put_ipu_resources(priv); } diff --git a/drivers/staging/media/imx/imx-media-csi.c b/drivers/staging/media/imx/imx-media-csi.c index 3edbc57be2ca..a7cd3ef95fc3 100644 --- a/drivers/staging/media/imx/imx-media-csi.c +++ b/drivers/staging/media/imx/imx-media-csi.c @@ -356,7 +356,7 @@ static irqreturn_t csi_idmac_nfb4eof_interrupt(int irq, void *dev_id) */ static void csi_idmac_eof_timeout(struct timer_list *t) { - struct csi_priv *priv = from_timer(priv, t, eof_timeout_timer); + struct csi_priv *priv = timer_container_of(priv, t, eof_timeout_timer); struct imx_media_video_dev *vdev = priv->vdev; v4l2_err(&priv->sd, "EOF timeout\n"); @@ -695,7 +695,7 @@ static void csi_idmac_stop(struct csi_priv *priv) imx_media_free_dma_buf(priv->dev, &priv->underrun_buf); /* cancel the EOF timeout timer */ - del_timer_sync(&priv->eof_timeout_timer); + timer_delete_sync(&priv->eof_timeout_timer); csi_idmac_put_ipu_resources(priv); } diff --git a/drivers/staging/media/imx/imx-media-vdic.c b/drivers/staging/media/imx/imx-media-vdic.c index 09da4103a8db..86f2b30cb06c 100644 --- a/drivers/staging/media/imx/imx-media-vdic.c +++ b/drivers/staging/media/imx/imx-media-vdic.c @@ -180,60 +180,6 @@ out: return ret; } -/* - * This function is currently unused, but will be called when the - * output/mem2mem device at the IDMAC input pad sends us a new - * buffer. It kicks off the IDMAC read channels to bring in the - * buffer fields from memory and begin the conversions. - */ -static void __maybe_unused prepare_vdi_in_buffers(struct vdic_priv *priv, - struct imx_media_buffer *curr) -{ - dma_addr_t prev_phys, curr_phys, next_phys; - struct imx_media_buffer *prev; - struct vb2_buffer *curr_vb, *prev_vb; - u32 fs = priv->field_size; - u32 is = priv->in_stride; - - /* current input buffer is now previous */ - priv->prev_in_buf = priv->curr_in_buf; - priv->curr_in_buf = curr; - prev = priv->prev_in_buf ? priv->prev_in_buf : curr; - - prev_vb = &prev->vbuf.vb2_buf; - curr_vb = &curr->vbuf.vb2_buf; - - switch (priv->fieldtype) { - case V4L2_FIELD_SEQ_TB: - case V4L2_FIELD_SEQ_BT: - prev_phys = vb2_dma_contig_plane_dma_addr(prev_vb, 0) + fs; - curr_phys = vb2_dma_contig_plane_dma_addr(curr_vb, 0); - next_phys = vb2_dma_contig_plane_dma_addr(curr_vb, 0) + fs; - break; - case V4L2_FIELD_INTERLACED_TB: - case V4L2_FIELD_INTERLACED_BT: - case V4L2_FIELD_INTERLACED: - prev_phys = vb2_dma_contig_plane_dma_addr(prev_vb, 0) + is; - curr_phys = vb2_dma_contig_plane_dma_addr(curr_vb, 0); - next_phys = vb2_dma_contig_plane_dma_addr(curr_vb, 0) + is; - break; - default: - /* - * can't get here, priv->fieldtype can only be one of - * the above. This is to quiet smatch errors. - */ - return; - } - - ipu_cpmem_set_buffer(priv->vdi_in_ch_p, 0, prev_phys); - ipu_cpmem_set_buffer(priv->vdi_in_ch, 0, curr_phys); - ipu_cpmem_set_buffer(priv->vdi_in_ch_n, 0, next_phys); - - ipu_idmac_select_buffer(priv->vdi_in_ch_p, 0); - ipu_idmac_select_buffer(priv->vdi_in_ch, 0); - ipu_idmac_select_buffer(priv->vdi_in_ch_n, 0); -} - static int setup_vdi_channel(struct vdic_priv *priv, struct ipuv3_channel *channel, dma_addr_t phys0, dma_addr_t phys1) diff --git a/drivers/staging/media/ipu3/include/uapi/intel-ipu3.h b/drivers/staging/media/ipu3/include/uapi/intel-ipu3.h index 4aa2797f5e3c..8b85524beb59 100644 --- a/drivers/staging/media/ipu3/include/uapi/intel-ipu3.h +++ b/drivers/staging/media/ipu3/include/uapi/intel-ipu3.h @@ -322,7 +322,8 @@ struct ipu3_uapi_ae_config { * 0: positive, 1: negative, default 0. * @y_calc: Pre-processing that converts Bayer quad to RGB+Y values to be * used for building histogram. Range [0, 32], default 8. - * Rule: + * + * Rule: * y_gen_rate_gr + y_gen_rate_r + y_gen_rate_b + y_gen_rate_gb = 32 * A single Y is calculated based on sum of Gr/R/B/Gb based on * their contribution ratio. diff --git a/drivers/staging/media/rkvdec/rkvdec-h264.c b/drivers/staging/media/rkvdec/rkvdec-h264.c index 4fc167b42cf0..d14b4d173448 100644 --- a/drivers/staging/media/rkvdec/rkvdec-h264.c +++ b/drivers/staging/media/rkvdec/rkvdec-h264.c @@ -655,13 +655,14 @@ static void assemble_hw_pps(struct rkvdec_ctx *ctx, #define WRITE_PPS(value, field) set_ps_field(hw_ps->info, field, value) /* write sps */ - WRITE_PPS(0xf, SEQ_PARAMETER_SET_ID); - WRITE_PPS(0xff, PROFILE_IDC); - WRITE_PPS(1, CONSTRAINT_SET3_FLAG); + WRITE_PPS(sps->seq_parameter_set_id, SEQ_PARAMETER_SET_ID); + WRITE_PPS(sps->profile_idc, PROFILE_IDC); + WRITE_PPS(!!(sps->constraint_set_flags & (1 << 3)), CONSTRAINT_SET3_FLAG); WRITE_PPS(sps->chroma_format_idc, CHROMA_FORMAT_IDC); WRITE_PPS(sps->bit_depth_luma_minus8, BIT_DEPTH_LUMA); WRITE_PPS(sps->bit_depth_chroma_minus8, BIT_DEPTH_CHROMA); - WRITE_PPS(0, QPPRIME_Y_ZERO_TRANSFORM_BYPASS_FLAG); + WRITE_PPS(!!(sps->flags & V4L2_H264_SPS_FLAG_QPPRIME_Y_ZERO_TRANSFORM_BYPASS), + QPPRIME_Y_ZERO_TRANSFORM_BYPASS_FLAG); WRITE_PPS(sps->log2_max_frame_num_minus4, LOG2_MAX_FRAME_NUM_MINUS4); WRITE_PPS(sps->max_num_ref_frames, MAX_NUM_REF_FRAMES); WRITE_PPS(sps->pic_order_cnt_type, PIC_ORDER_CNT_TYPE); @@ -688,8 +689,8 @@ static void assemble_hw_pps(struct rkvdec_ctx *ctx, DIRECT_8X8_INFERENCE_FLAG); /* write pps */ - WRITE_PPS(0xff, PIC_PARAMETER_SET_ID); - WRITE_PPS(0x1f, PPS_SEQ_PARAMETER_SET_ID); + WRITE_PPS(pps->pic_parameter_set_id, PIC_PARAMETER_SET_ID); + WRITE_PPS(pps->seq_parameter_set_id, PPS_SEQ_PARAMETER_SET_ID); WRITE_PPS(!!(pps->flags & V4L2_H264_PPS_FLAG_ENTROPY_CODING_MODE), ENTROPY_CODING_MODE_FLAG); WRITE_PPS(!!(pps->flags & V4L2_H264_PPS_FLAG_BOTTOM_FIELD_PIC_ORDER_IN_FRAME_PRESENT), @@ -896,9 +897,9 @@ static void config_registers(struct rkvdec_ctx *ctx, dma_addr_t rlc_addr; dma_addr_t refer_addr; u32 rlc_len; - u32 hor_virstride = 0; - u32 ver_virstride = 0; - u32 y_virstride = 0; + u32 hor_virstride; + u32 ver_virstride; + u32 y_virstride; u32 yuv_virstride = 0; u32 offset; dma_addr_t dst_addr; @@ -909,16 +910,16 @@ static void config_registers(struct rkvdec_ctx *ctx, f = &ctx->decoded_fmt; dst_fmt = &f->fmt.pix_mp; - hor_virstride = (sps->bit_depth_luma_minus8 + 8) * dst_fmt->width / 8; - ver_virstride = round_up(dst_fmt->height, 16); + hor_virstride = dst_fmt->plane_fmt[0].bytesperline; + ver_virstride = dst_fmt->height; y_virstride = hor_virstride * ver_virstride; if (sps->chroma_format_idc == 0) yuv_virstride = y_virstride; else if (sps->chroma_format_idc == 1) - yuv_virstride += y_virstride + y_virstride / 2; + yuv_virstride = y_virstride + y_virstride / 2; else if (sps->chroma_format_idc == 2) - yuv_virstride += 2 * y_virstride; + yuv_virstride = 2 * y_virstride; reg = RKVDEC_Y_HOR_VIRSTRIDE(hor_virstride / 16) | RKVDEC_UV_HOR_VIRSTRIDE(hor_virstride / 16) | @@ -1026,24 +1027,42 @@ static int rkvdec_h264_adjust_fmt(struct rkvdec_ctx *ctx, return 0; } +static enum rkvdec_image_fmt rkvdec_h264_get_image_fmt(struct rkvdec_ctx *ctx, + struct v4l2_ctrl *ctrl) +{ + const struct v4l2_ctrl_h264_sps *sps = ctrl->p_new.p_h264_sps; + + if (ctrl->id != V4L2_CID_STATELESS_H264_SPS) + return RKVDEC_IMG_FMT_ANY; + + if (sps->bit_depth_luma_minus8 == 0) { + if (sps->chroma_format_idc == 2) + return RKVDEC_IMG_FMT_422_8BIT; + else + return RKVDEC_IMG_FMT_420_8BIT; + } else if (sps->bit_depth_luma_minus8 == 2) { + if (sps->chroma_format_idc == 2) + return RKVDEC_IMG_FMT_422_10BIT; + else + return RKVDEC_IMG_FMT_420_10BIT; + } + + return RKVDEC_IMG_FMT_ANY; +} + static int rkvdec_h264_validate_sps(struct rkvdec_ctx *ctx, const struct v4l2_ctrl_h264_sps *sps) { unsigned int width, height; - /* - * TODO: The hardware supports 10-bit and 4:2:2 profiles, - * but it's currently broken in the driver. - * Reject them for now, until it's fixed. - */ - if (sps->chroma_format_idc > 1) - /* Only 4:0:0 and 4:2:0 are supported */ + if (sps->chroma_format_idc > 2) + /* Only 4:0:0, 4:2:0 and 4:2:2 are supported */ return -EINVAL; if (sps->bit_depth_luma_minus8 != sps->bit_depth_chroma_minus8) /* Luma and chroma bit depth mismatch */ return -EINVAL; - if (sps->bit_depth_luma_minus8 != 0) - /* Only 8-bit is supported */ + if (sps->bit_depth_luma_minus8 != 0 && sps->bit_depth_luma_minus8 != 2) + /* Only 8-bit and 10-bit is supported */ return -EINVAL; width = (sps->pic_width_in_mbs_minus1 + 1) * 16; @@ -1189,4 +1208,5 @@ const struct rkvdec_coded_fmt_ops rkvdec_h264_fmt_ops = { .stop = rkvdec_h264_stop, .run = rkvdec_h264_run, .try_ctrl = rkvdec_h264_try_ctrl, + .get_image_fmt = rkvdec_h264_get_image_fmt, }; diff --git a/drivers/staging/media/rkvdec/rkvdec.c b/drivers/staging/media/rkvdec/rkvdec.c index f9bef5173bf2..3367902f22de 100644 --- a/drivers/staging/media/rkvdec/rkvdec.c +++ b/drivers/staging/media/rkvdec/rkvdec.c @@ -27,6 +27,95 @@ #include "rkvdec.h" #include "rkvdec-regs.h" +static bool rkvdec_image_fmt_match(enum rkvdec_image_fmt fmt1, + enum rkvdec_image_fmt fmt2) +{ + return fmt1 == fmt2 || fmt2 == RKVDEC_IMG_FMT_ANY || + fmt1 == RKVDEC_IMG_FMT_ANY; +} + +static bool rkvdec_image_fmt_changed(struct rkvdec_ctx *ctx, + enum rkvdec_image_fmt image_fmt) +{ + if (image_fmt == RKVDEC_IMG_FMT_ANY) + return false; + + return ctx->image_fmt != image_fmt; +} + +static u32 rkvdec_enum_decoded_fmt(struct rkvdec_ctx *ctx, int index, + enum rkvdec_image_fmt image_fmt) +{ + const struct rkvdec_coded_fmt_desc *desc = ctx->coded_fmt_desc; + int fmt_idx = -1; + unsigned int i; + + if (WARN_ON(!desc)) + return 0; + + for (i = 0; i < desc->num_decoded_fmts; i++) { + if (!rkvdec_image_fmt_match(desc->decoded_fmts[i].image_fmt, + image_fmt)) + continue; + fmt_idx++; + if (index == fmt_idx) + return desc->decoded_fmts[i].fourcc; + } + + return 0; +} + +static bool rkvdec_is_valid_fmt(struct rkvdec_ctx *ctx, u32 fourcc, + enum rkvdec_image_fmt image_fmt) +{ + const struct rkvdec_coded_fmt_desc *desc = ctx->coded_fmt_desc; + unsigned int i; + + for (i = 0; i < desc->num_decoded_fmts; i++) { + if (rkvdec_image_fmt_match(desc->decoded_fmts[i].image_fmt, + image_fmt) && + desc->decoded_fmts[i].fourcc == fourcc) + return true; + } + + return false; +} + +static void rkvdec_fill_decoded_pixfmt(struct rkvdec_ctx *ctx, + struct v4l2_pix_format_mplane *pix_mp) +{ + v4l2_fill_pixfmt_mp(pix_mp, pix_mp->pixelformat, + pix_mp->width, pix_mp->height); + pix_mp->plane_fmt[0].sizeimage += 128 * + DIV_ROUND_UP(pix_mp->width, 16) * + DIV_ROUND_UP(pix_mp->height, 16); +} + +static void rkvdec_reset_fmt(struct rkvdec_ctx *ctx, struct v4l2_format *f, + u32 fourcc) +{ + memset(f, 0, sizeof(*f)); + f->fmt.pix_mp.pixelformat = fourcc; + f->fmt.pix_mp.field = V4L2_FIELD_NONE; + f->fmt.pix_mp.colorspace = V4L2_COLORSPACE_REC709; + f->fmt.pix_mp.ycbcr_enc = V4L2_YCBCR_ENC_DEFAULT; + f->fmt.pix_mp.quantization = V4L2_QUANTIZATION_DEFAULT; + f->fmt.pix_mp.xfer_func = V4L2_XFER_FUNC_DEFAULT; +} + +static void rkvdec_reset_decoded_fmt(struct rkvdec_ctx *ctx) +{ + struct v4l2_format *f = &ctx->decoded_fmt; + u32 fourcc; + + fourcc = rkvdec_enum_decoded_fmt(ctx, 0, ctx->image_fmt); + rkvdec_reset_fmt(ctx, f, fourcc); + f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; + f->fmt.pix_mp.width = ctx->coded_fmt.fmt.pix_mp.width; + f->fmt.pix_mp.height = ctx->coded_fmt.fmt.pix_mp.height; + rkvdec_fill_decoded_pixfmt(ctx, &f->fmt.pix_mp); +} + static int rkvdec_try_ctrl(struct v4l2_ctrl *ctrl) { struct rkvdec_ctx *ctx = container_of(ctrl->handler, struct rkvdec_ctx, ctrl_hdl); @@ -38,8 +127,34 @@ static int rkvdec_try_ctrl(struct v4l2_ctrl *ctrl) return 0; } +static int rkvdec_s_ctrl(struct v4l2_ctrl *ctrl) +{ + struct rkvdec_ctx *ctx = container_of(ctrl->handler, struct rkvdec_ctx, ctrl_hdl); + const struct rkvdec_coded_fmt_desc *desc = ctx->coded_fmt_desc; + enum rkvdec_image_fmt image_fmt; + struct vb2_queue *vq; + + /* Check if this change requires a capture format reset */ + if (!desc->ops->get_image_fmt) + return 0; + + image_fmt = desc->ops->get_image_fmt(ctx, ctrl); + if (rkvdec_image_fmt_changed(ctx, image_fmt)) { + vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, + V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE); + if (vb2_is_busy(vq)) + return -EBUSY; + + ctx->image_fmt = image_fmt; + rkvdec_reset_decoded_fmt(ctx); + } + + return 0; +} + static const struct v4l2_ctrl_ops rkvdec_ctrl_ops = { .try_ctrl = rkvdec_try_ctrl, + .s_ctrl = rkvdec_s_ctrl, }; static const struct rkvdec_ctrl_desc rkvdec_h264_ctrl_descs[] = { @@ -70,10 +185,11 @@ static const struct rkvdec_ctrl_desc rkvdec_h264_ctrl_descs[] = { }, { .cfg.id = V4L2_CID_MPEG_VIDEO_H264_PROFILE, - .cfg.min = V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE, - .cfg.max = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH, + .cfg.min = V4L2_MPEG_VIDEO_H264_PROFILE_CONSTRAINED_BASELINE, + .cfg.max = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_422_INTRA, .cfg.menu_skip_mask = - BIT(V4L2_MPEG_VIDEO_H264_PROFILE_EXTENDED), + BIT(V4L2_MPEG_VIDEO_H264_PROFILE_EXTENDED) | + BIT(V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_444_PREDICTIVE), .cfg.def = V4L2_MPEG_VIDEO_H264_PROFILE_MAIN, }, { @@ -88,8 +204,23 @@ static const struct rkvdec_ctrls rkvdec_h264_ctrls = { .num_ctrls = ARRAY_SIZE(rkvdec_h264_ctrl_descs), }; -static const u32 rkvdec_h264_vp9_decoded_fmts[] = { - V4L2_PIX_FMT_NV12, +static const struct rkvdec_decoded_fmt_desc rkvdec_h264_decoded_fmts[] = { + { + .fourcc = V4L2_PIX_FMT_NV12, + .image_fmt = RKVDEC_IMG_FMT_420_8BIT, + }, + { + .fourcc = V4L2_PIX_FMT_NV15, + .image_fmt = RKVDEC_IMG_FMT_420_10BIT, + }, + { + .fourcc = V4L2_PIX_FMT_NV16, + .image_fmt = RKVDEC_IMG_FMT_422_8BIT, + }, + { + .fourcc = V4L2_PIX_FMT_NV20, + .image_fmt = RKVDEC_IMG_FMT_422_10BIT, + }, }; static const struct rkvdec_ctrl_desc rkvdec_vp9_ctrl_descs[] = { @@ -112,21 +243,28 @@ static const struct rkvdec_ctrls rkvdec_vp9_ctrls = { .num_ctrls = ARRAY_SIZE(rkvdec_vp9_ctrl_descs), }; +static const struct rkvdec_decoded_fmt_desc rkvdec_vp9_decoded_fmts[] = { + { + .fourcc = V4L2_PIX_FMT_NV12, + .image_fmt = RKVDEC_IMG_FMT_420_8BIT, + }, +}; + static const struct rkvdec_coded_fmt_desc rkvdec_coded_fmts[] = { { .fourcc = V4L2_PIX_FMT_H264_SLICE, .frmsize = { - .min_width = 48, + .min_width = 64, .max_width = 4096, - .step_width = 16, + .step_width = 64, .min_height = 48, .max_height = 2560, .step_height = 16, }, .ctrls = &rkvdec_h264_ctrls, .ops = &rkvdec_h264_fmt_ops, - .num_decoded_fmts = ARRAY_SIZE(rkvdec_h264_vp9_decoded_fmts), - .decoded_fmts = rkvdec_h264_vp9_decoded_fmts, + .num_decoded_fmts = ARRAY_SIZE(rkvdec_h264_decoded_fmts), + .decoded_fmts = rkvdec_h264_decoded_fmts, .subsystem_flags = VB2_V4L2_FL_SUPPORTS_M2M_HOLD_CAPTURE_BUF, }, { @@ -141,8 +279,8 @@ static const struct rkvdec_coded_fmt_desc rkvdec_coded_fmts[] = { }, .ctrls = &rkvdec_vp9_ctrls, .ops = &rkvdec_vp9_fmt_ops, - .num_decoded_fmts = ARRAY_SIZE(rkvdec_h264_vp9_decoded_fmts), - .decoded_fmts = rkvdec_h264_vp9_decoded_fmts, + .num_decoded_fmts = ARRAY_SIZE(rkvdec_vp9_decoded_fmts), + .decoded_fmts = rkvdec_vp9_decoded_fmts, } }; @@ -159,18 +297,6 @@ rkvdec_find_coded_fmt_desc(u32 fourcc) return NULL; } -static void rkvdec_reset_fmt(struct rkvdec_ctx *ctx, struct v4l2_format *f, - u32 fourcc) -{ - memset(f, 0, sizeof(*f)); - f->fmt.pix_mp.pixelformat = fourcc; - f->fmt.pix_mp.field = V4L2_FIELD_NONE; - f->fmt.pix_mp.colorspace = V4L2_COLORSPACE_REC709; - f->fmt.pix_mp.ycbcr_enc = V4L2_YCBCR_ENC_DEFAULT; - f->fmt.pix_mp.quantization = V4L2_QUANTIZATION_DEFAULT; - f->fmt.pix_mp.xfer_func = V4L2_XFER_FUNC_DEFAULT; -} - static void rkvdec_reset_coded_fmt(struct rkvdec_ctx *ctx) { struct v4l2_format *f = &ctx->coded_fmt; @@ -186,21 +312,6 @@ static void rkvdec_reset_coded_fmt(struct rkvdec_ctx *ctx) ctx->coded_fmt_desc->ops->adjust_fmt(ctx, f); } -static void rkvdec_reset_decoded_fmt(struct rkvdec_ctx *ctx) -{ - struct v4l2_format *f = &ctx->decoded_fmt; - - rkvdec_reset_fmt(ctx, f, ctx->coded_fmt_desc->decoded_fmts[0]); - f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; - v4l2_fill_pixfmt_mp(&f->fmt.pix_mp, - ctx->coded_fmt_desc->decoded_fmts[0], - ctx->coded_fmt.fmt.pix_mp.width, - ctx->coded_fmt.fmt.pix_mp.height); - f->fmt.pix_mp.plane_fmt[0].sizeimage += 128 * - DIV_ROUND_UP(f->fmt.pix_mp.width, 16) * - DIV_ROUND_UP(f->fmt.pix_mp.height, 16); -} - static int rkvdec_enum_framesizes(struct file *file, void *priv, struct v4l2_frmsizeenum *fsize) { @@ -213,8 +324,14 @@ static int rkvdec_enum_framesizes(struct file *file, void *priv, if (!fmt) return -EINVAL; - fsize->type = V4L2_FRMSIZE_TYPE_STEPWISE; - fsize->stepwise = fmt->frmsize; + fsize->type = V4L2_FRMSIZE_TYPE_CONTINUOUS; + fsize->stepwise.min_width = 1; + fsize->stepwise.max_width = fmt->frmsize.max_width; + fsize->stepwise.step_width = 1; + fsize->stepwise.min_height = 1; + fsize->stepwise.max_height = fmt->frmsize.max_height; + fsize->stepwise.step_height = 1; + return 0; } @@ -238,7 +355,6 @@ static int rkvdec_try_capture_fmt(struct file *file, void *priv, struct v4l2_pix_format_mplane *pix_mp = &f->fmt.pix_mp; struct rkvdec_ctx *ctx = fh_to_rkvdec_ctx(priv); const struct rkvdec_coded_fmt_desc *coded_desc; - unsigned int i; /* * The codec context should point to a coded format desc, if the format @@ -249,13 +365,9 @@ static int rkvdec_try_capture_fmt(struct file *file, void *priv, if (WARN_ON(!coded_desc)) return -EINVAL; - for (i = 0; i < coded_desc->num_decoded_fmts; i++) { - if (coded_desc->decoded_fmts[i] == pix_mp->pixelformat) - break; - } - - if (i == coded_desc->num_decoded_fmts) - pix_mp->pixelformat = coded_desc->decoded_fmts[0]; + if (!rkvdec_is_valid_fmt(ctx, pix_mp->pixelformat, ctx->image_fmt)) + pix_mp->pixelformat = rkvdec_enum_decoded_fmt(ctx, 0, + ctx->image_fmt); /* Always apply the frmsize constraint of the coded end. */ pix_mp->width = max(pix_mp->width, ctx->coded_fmt.fmt.pix_mp.width); @@ -264,12 +376,7 @@ static int rkvdec_try_capture_fmt(struct file *file, void *priv, &pix_mp->height, &coded_desc->frmsize); - v4l2_fill_pixfmt_mp(pix_mp, pix_mp->pixelformat, - pix_mp->width, pix_mp->height); - pix_mp->plane_fmt[0].sizeimage += - 128 * - DIV_ROUND_UP(pix_mp->width, 16) * - DIV_ROUND_UP(pix_mp->height, 16); + rkvdec_fill_decoded_pixfmt(ctx, pix_mp); pix_mp->field = V4L2_FIELD_NONE; return 0; @@ -377,6 +484,7 @@ static int rkvdec_s_output_fmt(struct file *file, void *priv, * * Note that this will propagates any size changes to the decoded format. */ + ctx->image_fmt = RKVDEC_IMG_FMT_ANY; rkvdec_reset_decoded_fmt(ctx); /* Propagate colorspace information to capture. */ @@ -424,14 +532,13 @@ static int rkvdec_enum_capture_fmt(struct file *file, void *priv, struct v4l2_fmtdesc *f) { struct rkvdec_ctx *ctx = fh_to_rkvdec_ctx(priv); + u32 fourcc; - if (WARN_ON(!ctx->coded_fmt_desc)) - return -EINVAL; - - if (f->index >= ctx->coded_fmt_desc->num_decoded_fmts) + fourcc = rkvdec_enum_decoded_fmt(ctx, f->index, ctx->image_fmt); + if (!fourcc) return -EINVAL; - f->pixelformat = ctx->coded_fmt_desc->decoded_fmts[f->index]; + f->pixelformat = fourcc; return 0; } @@ -819,24 +926,24 @@ static int rkvdec_open(struct file *filp) rkvdec_reset_decoded_fmt(ctx); v4l2_fh_init(&ctx->fh, video_devdata(filp)); - ret = rkvdec_init_ctrls(ctx); - if (ret) - goto err_free_ctx; - ctx->fh.m2m_ctx = v4l2_m2m_ctx_init(rkvdec->m2m_dev, ctx, rkvdec_queue_init); if (IS_ERR(ctx->fh.m2m_ctx)) { ret = PTR_ERR(ctx->fh.m2m_ctx); - goto err_cleanup_ctrls; + goto err_free_ctx; } + ret = rkvdec_init_ctrls(ctx); + if (ret) + goto err_cleanup_m2m_ctx; + filp->private_data = &ctx->fh; v4l2_fh_add(&ctx->fh); return 0; -err_cleanup_ctrls: - v4l2_ctrl_handler_free(&ctx->ctrl_hdl); +err_cleanup_m2m_ctx: + v4l2_m2m_ctx_release(ctx->fh.m2m_ctx); err_free_ctx: kfree(ctx); diff --git a/drivers/staging/media/rkvdec/rkvdec.h b/drivers/staging/media/rkvdec/rkvdec.h index 633335ebb9c4..9a9f4fced7a1 100644 --- a/drivers/staging/media/rkvdec/rkvdec.h +++ b/drivers/staging/media/rkvdec/rkvdec.h @@ -73,6 +73,21 @@ struct rkvdec_coded_fmt_ops { struct vb2_v4l2_buffer *dst_buf, enum vb2_buffer_state result); int (*try_ctrl)(struct rkvdec_ctx *ctx, struct v4l2_ctrl *ctrl); + enum rkvdec_image_fmt (*get_image_fmt)(struct rkvdec_ctx *ctx, + struct v4l2_ctrl *ctrl); +}; + +enum rkvdec_image_fmt { + RKVDEC_IMG_FMT_ANY = 0, + RKVDEC_IMG_FMT_420_8BIT, + RKVDEC_IMG_FMT_420_10BIT, + RKVDEC_IMG_FMT_422_8BIT, + RKVDEC_IMG_FMT_422_10BIT, +}; + +struct rkvdec_decoded_fmt_desc { + u32 fourcc; + enum rkvdec_image_fmt image_fmt; }; struct rkvdec_coded_fmt_desc { @@ -81,7 +96,7 @@ struct rkvdec_coded_fmt_desc { const struct rkvdec_ctrls *ctrls; const struct rkvdec_coded_fmt_ops *ops; unsigned int num_decoded_fmts; - const u32 *decoded_fmts; + const struct rkvdec_decoded_fmt_desc *decoded_fmts; u32 subsystem_flags; }; @@ -104,6 +119,7 @@ struct rkvdec_ctx { const struct rkvdec_coded_fmt_desc *coded_fmt_desc; struct v4l2_ctrl_handler ctrl_hdl; struct rkvdec_dev *dev; + enum rkvdec_image_fmt image_fmt; void *priv; }; diff --git a/drivers/staging/media/starfive/camss/stf-isp.c b/drivers/staging/media/starfive/camss/stf-isp.c index 4e6e26736852..df7a903fbb1b 100644 --- a/drivers/staging/media/starfive/camss/stf-isp.c +++ b/drivers/staging/media/starfive/camss/stf-isp.c @@ -278,7 +278,7 @@ static int isp_set_selection(struct v4l2_subdev *sd, isp_set_format(sd, state, &fmt); } - dev_dbg(isp_dev->stfcamss->dev, "pad: %d sel(%d,%d)/%dx%d\n", + dev_dbg(isp_dev->stfcamss->dev, "pad: %d sel(%d,%d)/%ux%u\n", sel->pad, sel->r.left, sel->r.top, sel->r.width, sel->r.height); return 0; diff --git a/drivers/staging/rtl8723bs/Kconfig b/drivers/staging/rtl8723bs/Kconfig index 8d48c61961a6..353e6ee2c145 100644 --- a/drivers/staging/rtl8723bs/Kconfig +++ b/drivers/staging/rtl8723bs/Kconfig @@ -4,6 +4,7 @@ config RTL8723BS depends on WLAN && MMC && CFG80211 depends on m select CRYPTO + select CRYPTO_LIB_AES select CRYPTO_LIB_ARC4 help This option enables support for RTL8723BS SDIO drivers, such as diff --git a/drivers/staging/rtl8723bs/core/rtw_ap.c b/drivers/staging/rtl8723bs/core/rtw_ap.c index a6dc88dd4ba1..383a6f7c06f4 100644 --- a/drivers/staging/rtl8723bs/core/rtw_ap.c +++ b/drivers/staging/rtl8723bs/core/rtw_ap.c @@ -324,7 +324,7 @@ void add_RATid(struct adapter *padapter, struct sta_info *psta, u8 rssi_level) { unsigned char sta_band = 0, shortGIrate = false; unsigned int tx_ra_bitmap = 0; - struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct wlan_bssid_ex *pcur_network = (struct wlan_bssid_ex *)&pmlmepriv->cur_network.network; @@ -372,9 +372,9 @@ void update_bmc_sta(struct adapter *padapter) unsigned char network_type; int supportRateNum = 0; unsigned int tx_ra_bitmap = 0; - struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); - struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); - struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; struct wlan_bssid_ex *pcur_network = (struct wlan_bssid_ex *)&pmlmepriv->cur_network.network; struct sta_info *psta = rtw_get_bcmc_stainfo(padapter); @@ -389,7 +389,7 @@ void update_bmc_sta(struct adapter *padapter) psta->qos_option = 0; psta->htpriv.ht_option = false; - psta->ieee8021x_blocked = 0; + psta->ieee8021x_blocked = false; memset((void *)&psta->sta_stats, 0, sizeof(struct stainfo_stats)); @@ -451,9 +451,9 @@ void update_bmc_sta(struct adapter *padapter) void update_sta_info_apmode(struct adapter *padapter, struct sta_info *psta) { - struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct security_priv *psecuritypriv = &padapter->securitypriv; - struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct ht_priv *phtpriv_ap = &pmlmepriv->htpriv; struct ht_priv *phtpriv_sta = &psta->htpriv; u8 cur_ldpc_cap = 0, cur_stbc_cap = 0, cur_beamform_cap = 0; @@ -563,10 +563,10 @@ void update_sta_info_apmode(struct adapter *padapter, struct sta_info *psta) static void update_ap_info(struct adapter *padapter, struct sta_info *psta) { - struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct wlan_bssid_ex *pnetwork = (struct wlan_bssid_ex *)&pmlmepriv->cur_network.network; - struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct ht_priv *phtpriv_ap = &pmlmepriv->htpriv; psta->wireless_mode = pmlmeext->cur_wireless_mode; @@ -609,7 +609,7 @@ static void update_hw_ht_param(struct adapter *padapter) unsigned char max_AMPDU_len; unsigned char min_MPDU_spacing; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; - struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); + struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; /* handle A-MPDU parameter field * @@ -645,13 +645,13 @@ void start_bss_network(struct adapter *padapter) u32 acparm; int ie_len; struct registry_priv *pregpriv = &padapter->registrypriv; - struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); - struct security_priv *psecuritypriv = &(padapter->securitypriv); + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + struct security_priv *psecuritypriv = &padapter->securitypriv; struct wlan_bssid_ex *pnetwork = (struct wlan_bssid_ex *)&pmlmepriv->cur_network.network; - struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); - struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); - struct wlan_bssid_ex *pnetwork_mlmeext = &(pmlmeinfo->network); + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; + struct wlan_bssid_ex *pnetwork_mlmeext = &pmlmeinfo->network; struct HT_info_element *pht_info = NULL; u8 cbw40_enable = 0; @@ -823,7 +823,7 @@ int rtw_check_beacon_data(struct adapter *padapter, u8 *pbuf, int len) u8 WMM_PARA_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x01, 0x01}; struct registry_priv *pregistrypriv = &padapter->registrypriv; struct security_priv *psecuritypriv = &padapter->securitypriv; - struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct wlan_bssid_ex *pbss_network = (struct wlan_bssid_ex *)&pmlmepriv->cur_network.network; u8 *ie = pbss_network->ies; @@ -845,7 +845,7 @@ int rtw_check_beacon_data(struct adapter *padapter, u8 *pbuf, int len) pbss_network->rssi = 0; - memcpy(pbss_network->mac_address, myid(&(padapter->eeprompriv)), ETH_ALEN); + memcpy(pbss_network->mac_address, myid(&padapter->eeprompriv), ETH_ALEN); /* beacon interval */ p = rtw_get_beacon_interval_from_ie(ie);/* ie + 8; 8: TimeStamp, 2: Beacon Interval 2:Capability */ @@ -1186,7 +1186,7 @@ int rtw_acl_add_sta(struct adapter *padapter, u8 *addr) if ((NUM_ACL - 1) < pacl_list->num) return (-1); - spin_lock_bh(&(pacl_node_q->lock)); + spin_lock_bh(&pacl_node_q->lock); phead = get_list_head(pacl_node_q); list_for_each(plist, phead) { @@ -1200,12 +1200,12 @@ int rtw_acl_add_sta(struct adapter *padapter, u8 *addr) } } - spin_unlock_bh(&(pacl_node_q->lock)); + spin_unlock_bh(&pacl_node_q->lock); if (added) return ret; - spin_lock_bh(&(pacl_node_q->lock)); + spin_lock_bh(&pacl_node_q->lock); for (i = 0; i < NUM_ACL; i++) { paclnode = &pacl_list->aclnode[i]; @@ -1225,7 +1225,7 @@ int rtw_acl_add_sta(struct adapter *padapter, u8 *addr) } } - spin_unlock_bh(&(pacl_node_q->lock)); + spin_unlock_bh(&pacl_node_q->lock); return ret; } @@ -1238,7 +1238,7 @@ void rtw_acl_remove_sta(struct adapter *padapter, u8 *addr) struct wlan_acl_pool *pacl_list = &pstapriv->acl_list; struct __queue *pacl_node_q = &pacl_list->acl_node_q; - spin_lock_bh(&(pacl_node_q->lock)); + spin_lock_bh(&pacl_node_q->lock); phead = get_list_head(pacl_node_q); list_for_each_safe(plist, tmp, phead) { @@ -1258,7 +1258,7 @@ void rtw_acl_remove_sta(struct adapter *padapter, u8 *addr) } } - spin_unlock_bh(&(pacl_node_q->lock)); + spin_unlock_bh(&pacl_node_q->lock); } @@ -1308,7 +1308,7 @@ static int rtw_ap_set_key( u8 keylen; struct cmd_obj *pcmd; struct setkey_parm *psetkeyparm; - struct cmd_priv *pcmdpriv = &(padapter->cmdpriv); + struct cmd_priv *pcmdpriv = &padapter->cmdpriv; int res = _SUCCESS; pcmd = rtw_zmalloc(sizeof(struct cmd_obj)); @@ -1345,7 +1345,7 @@ static int rtw_ap_set_key( keylen = 16; } - memcpy(&(psetkeyparm->key[0]), key, keylen); + memcpy(&psetkeyparm->key[0], key, keylen); pcmd->cmdcode = _SetKey_CMD_; pcmd->parmbuf = (u8 *)psetkeyparm; @@ -1397,10 +1397,10 @@ static void update_bcn_fixed_ie(struct adapter *padapter) static void update_bcn_erpinfo_ie(struct adapter *padapter) { - struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); - struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); - struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); - struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network); + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; + struct wlan_bssid_ex *pnetwork = &pmlmeinfo->network; unsigned char *p, *ie = pnetwork->ies; u32 len = 0; @@ -1461,10 +1461,10 @@ static void update_bcn_wps_ie(struct adapter *padapter) u8 *pbackup_remainder_ie = NULL; uint wps_ielen = 0, wps_offset, remainder_ielen; - struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); - struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); - struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); - struct wlan_bssid_ex *pnetwork = &(pmlmeinfo->network); + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; + struct wlan_bssid_ex *pnetwork = &pmlmeinfo->network; unsigned char *ie = pnetwork->ies; u32 ielen = pnetwork->ie_length; @@ -1537,8 +1537,8 @@ void update_beacon(struct adapter *padapter, u8 ie_id, u8 *oui, u8 tx) if (!padapter) return; - pmlmepriv = &(padapter->mlmepriv); - pmlmeext = &(padapter->mlmeextpriv); + pmlmepriv = &padapter->mlmepriv; + pmlmeext = &padapter->mlmeextpriv; /* pmlmeinfo = &(pmlmeext->mlmext_info); */ if (!pmlmeext->bstart_bss) @@ -1619,7 +1619,7 @@ static int rtw_ht_operation_update(struct adapter *padapter) { u16 cur_op_mode, new_op_mode; int op_mode_changes = 0; - struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct ht_priv *phtpriv_ap = &pmlmepriv->htpriv; if (pmlmepriv->htpriv.ht_option) @@ -1703,8 +1703,8 @@ void associated_clients_update(struct adapter *padapter, u8 updated) void bss_cap_update_on_sta_join(struct adapter *padapter, struct sta_info *psta) { u8 beacon_updated = false; - struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); - struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; if (!(psta->flags & WLAN_STA_SHORT_PREAMBLE)) { if (!psta->no_short_preamble_set) { @@ -1823,8 +1823,8 @@ void bss_cap_update_on_sta_join(struct adapter *padapter, struct sta_info *psta) u8 bss_cap_update_on_sta_leave(struct adapter *padapter, struct sta_info *psta) { u8 beacon_updated = false; - struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); - struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; if (!psta) return beacon_updated; @@ -1932,7 +1932,7 @@ void rtw_sta_flush(struct adapter *padapter) struct sta_info *psta = NULL; struct sta_priv *pstapriv = &padapter->stapriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; - struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); + struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; if ((pmlmeinfo->state & 0x03) != WIFI_FW_AP_STATE) @@ -1962,7 +1962,7 @@ void rtw_sta_flush(struct adapter *padapter) void sta_info_update(struct adapter *padapter, struct sta_info *psta) { int flags = psta->flags; - struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; /* update wmm cap. */ if (WLAN_STA_WME & flags) @@ -1991,7 +1991,7 @@ void sta_info_update(struct adapter *padapter, struct sta_info *psta) void ap_sta_info_defer_update(struct adapter *padapter, struct sta_info *psta) { struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; - struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); + struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; if (psta->state & _FW_LINKED) { pmlmeinfo->FW_sta_info[psta->mac_id].psta = psta; @@ -2006,7 +2006,7 @@ void rtw_ap_restore_network(struct adapter *padapter) struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct sta_priv *pstapriv = &padapter->stapriv; struct sta_info *psta; - struct security_priv *psecuritypriv = &(padapter->securitypriv); + struct security_priv *psecuritypriv = &padapter->securitypriv; struct list_head *phead, *plist; u8 chk_alive_num = 0; char chk_alive_list[NUM_STA]; @@ -2072,7 +2072,7 @@ void rtw_ap_restore_network(struct adapter *padapter) void start_ap_mode(struct adapter *padapter) { int i; - struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct sta_priv *pstapriv = &padapter->stapriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct wlan_acl_pool *pacl_list = &pstapriv->acl_list; @@ -2109,7 +2109,7 @@ void start_ap_mode(struct adapter *padapter) pmlmepriv->p2p_probe_resp_ie = NULL; /* for ACL */ - INIT_LIST_HEAD(&(pacl_list->acl_node_q.queue)); + INIT_LIST_HEAD(&pacl_list->acl_node_q.queue); pacl_list->num = 0; pacl_list->mode = 0; for (i = 0; i < NUM_ACL; i++) { @@ -2124,7 +2124,7 @@ void stop_ap_mode(struct adapter *padapter) struct rtw_wlan_acl_node *paclnode; struct sta_info *psta = NULL; struct sta_priv *pstapriv = &padapter->stapriv; - struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct wlan_acl_pool *pacl_list = &pstapriv->acl_list; struct __queue *pacl_node_q = &pacl_list->acl_node_q; @@ -2142,7 +2142,7 @@ void stop_ap_mode(struct adapter *padapter) padapter->securitypriv.ndisencryptstatus = Ndis802_11WEPDisabled; /* for ACL */ - spin_lock_bh(&(pacl_node_q->lock)); + spin_lock_bh(&pacl_node_q->lock); phead = get_list_head(pacl_node_q); list_for_each_safe(plist, tmp, phead) { paclnode = list_entry(plist, struct rtw_wlan_acl_node, list); @@ -2155,7 +2155,7 @@ void stop_ap_mode(struct adapter *padapter) pacl_list->num--; } } - spin_unlock_bh(&(pacl_node_q->lock)); + spin_unlock_bh(&pacl_node_q->lock); rtw_sta_flush(padapter); diff --git a/drivers/staging/rtl8723bs/core/rtw_btcoex.c b/drivers/staging/rtl8723bs/core/rtw_btcoex.c index d54095f50113..f4b19ef7b341 100644 --- a/drivers/staging/rtl8723bs/core/rtw_btcoex.c +++ b/drivers/staging/rtl8723bs/core/rtw_btcoex.c @@ -8,14 +8,14 @@ #include <rtw_btcoex.h> #include <hal_btcoex.h> -void rtw_btcoex_MediaStatusNotify(struct adapter *padapter, u8 mediaStatus) +void rtw_btcoex_MediaStatusNotify(struct adapter *padapter, u8 media_status) { - if ((mediaStatus == RT_MEDIA_CONNECT) + if ((media_status == RT_MEDIA_CONNECT) && (check_fwstate(&padapter->mlmepriv, WIFI_AP_STATE) == true)) { rtw_hal_set_hwreg(padapter, HW_VAR_DL_RSVD_PAGE, NULL); } - hal_btcoex_MediaStatusNotify(padapter, mediaStatus); + hal_btcoex_MediaStatusNotify(padapter, media_status); } void rtw_btcoex_HaltNotify(struct adapter *padapter) @@ -52,14 +52,14 @@ void rtw_btcoex_RejectApAggregatedPacket(struct adapter *padapter, u8 enable) void rtw_btcoex_LPS_Enter(struct adapter *padapter) { struct pwrctrl_priv *pwrpriv; - u8 lpsVal; + u8 lps_val; pwrpriv = adapter_to_pwrctl(padapter); pwrpriv->bpower_saving = true; - lpsVal = hal_btcoex_LpsVal(padapter); - rtw_set_ps_mode(padapter, PS_MODE_MIN, 0, lpsVal, "BTCOEX"); + lps_val = hal_btcoex_LpsVal(padapter); + rtw_set_ps_mode(padapter, PS_MODE_MIN, 0, lps_val, "BTCOEX"); } void rtw_btcoex_LPS_Leave(struct adapter *padapter) diff --git a/drivers/staging/rtl8723bs/core/rtw_cmd.c b/drivers/staging/rtl8723bs/core/rtw_cmd.c index 64ce33c6fba1..437934dd255e 100644 --- a/drivers/staging/rtl8723bs/core/rtw_cmd.c +++ b/drivers/staging/rtl8723bs/core/rtw_cmd.c @@ -273,9 +273,9 @@ struct cmd_obj *_rtw_dequeue_cmd(struct __queue *queue) /* spin_lock_bh(&(queue->lock)); */ spin_lock_irqsave(&queue->lock, irqL); - if (list_empty(&queue->queue)) + if (list_empty(&queue->queue)) { obj = NULL; - else { + } else { obj = container_of(get_next(&queue->queue), struct cmd_obj, list); list_del_init(&obj->list); } @@ -695,7 +695,6 @@ u8 rtw_joinbss_cmd(struct adapter *padapter, struct wlan_network *pnetwork) /* for ies is fix buf size */ t_len = sizeof(struct wlan_bssid_ex); - /* for hidden ap to set fw_state here */ if (check_fwstate(pmlmepriv, WIFI_STATION_STATE|WIFI_ADHOC_STATE) != true) { switch (ndis_network_mode) { @@ -738,7 +737,6 @@ u8 rtw_joinbss_cmd(struct adapter *padapter, struct wlan_network *pnetwork) psecnetwork->ie_length = rtw_restruct_sec_ie(padapter, &pnetwork->network.ies[0], &psecnetwork->ies[0], pnetwork->network.ie_length); - pqospriv->qos_option = 0; if (pregistrypriv->wmm_enable) { @@ -1032,7 +1030,6 @@ u8 rtw_reset_securitypriv_cmd(struct adapter *padapter) init_h2fwcmd_w_parm_no_rsp(ph2c, pdrvextra_cmd_parm, GEN_CMD_CODE(_Set_Drv_Extra)); - /* rtw_enqueue_cmd(pcmdpriv, ph2c); */ res = rtw_enqueue_cmd(pcmdpriv, ph2c); exit: @@ -1099,7 +1096,6 @@ u8 rtw_dynamic_chk_wk_cmd(struct adapter *padapter) pdrvextra_cmd_parm->pbuf = NULL; init_h2fwcmd_w_parm_no_rsp(ph2c, pdrvextra_cmd_parm, GEN_CMD_CODE(_Set_Drv_Extra)); - /* rtw_enqueue_cmd(pcmdpriv, ph2c); */ res = rtw_enqueue_cmd(pcmdpriv, ph2c); exit: @@ -1256,7 +1252,6 @@ static void dynamic_chk_wk_hdl(struct adapter *padapter) /* */ hal_btcoex_Handler(padapter); - /* always call rtw_ps_processor() at last one. */ rtw_ps_processor(padapter); } @@ -1367,7 +1362,6 @@ u8 rtw_dm_in_lps_wk_cmd(struct adapter *padapter) struct cmd_priv *pcmdpriv = &padapter->cmdpriv; u8 res = _SUCCESS; - ph2c = rtw_zmalloc(sizeof(struct cmd_obj)); if (!ph2c) { res = _FAIL; @@ -1846,11 +1840,10 @@ void rtw_createbss_cmd_callback(struct adapter *padapter, struct cmd_obj *pcmd) if (pcmd->res != H2C_SUCCESS) _set_timer(&pmlmepriv->assoc_timer, 1); - del_timer_sync(&pmlmepriv->assoc_timer); + timer_delete_sync(&pmlmepriv->assoc_timer); spin_lock_bh(&pmlmepriv->lock); - if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { psta = rtw_get_stainfo(&padapter->stapriv, pnetwork->mac_address); if (!psta) { diff --git a/drivers/staging/rtl8723bs/core/rtw_ieee80211.c b/drivers/staging/rtl8723bs/core/rtw_ieee80211.c index 0ed420f3d096..53d4c113b19c 100644 --- a/drivers/staging/rtl8723bs/core/rtw_ieee80211.c +++ b/drivers/staging/rtl8723bs/core/rtw_ieee80211.c @@ -988,11 +988,10 @@ void rtw_macaddr_cfg(struct device *dev, u8 *mac_addr) if (is_broadcast_ether_addr(mac) || is_zero_ether_addr(mac)) { addr = of_get_property(np, "local-mac-address", &len); - if (addr && len == ETH_ALEN) { + if (addr && len == ETH_ALEN) ether_addr_copy(mac_addr, addr); - } else { + else eth_random_addr(mac_addr); - } } } diff --git a/drivers/staging/rtl8723bs/core/rtw_mlme.c b/drivers/staging/rtl8723bs/core/rtw_mlme.c index 5ded183aa08c..6301dbbcc472 100644 --- a/drivers/staging/rtl8723bs/core/rtw_mlme.c +++ b/drivers/staging/rtl8723bs/core/rtw_mlme.c @@ -681,7 +681,7 @@ void rtw_surveydone_event_callback(struct adapter *adapter, u8 *pbuf) if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)) { spin_unlock_bh(&pmlmepriv->lock); - del_timer_sync(&pmlmepriv->scan_to_timer); + timer_delete_sync(&pmlmepriv->scan_to_timer); spin_lock_bh(&pmlmepriv->lock); _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY); } @@ -1166,7 +1166,7 @@ void rtw_joinbss_event_prehandle(struct adapter *adapter, u8 *pbuf) spin_unlock_bh(&pmlmepriv->lock); /* s5. Cancel assoc_timer */ - del_timer_sync(&pmlmepriv->assoc_timer); + timer_delete_sync(&pmlmepriv->assoc_timer); spin_lock_bh(&pmlmepriv->lock); } else { spin_unlock_bh(&(pmlmepriv->scanned_queue.lock)); @@ -1460,8 +1460,8 @@ void rtw_wmm_event_callback(struct adapter *padapter, u8 *pbuf) */ void _rtw_join_timeout_handler(struct timer_list *t) { - struct adapter *adapter = from_timer(adapter, t, - mlmepriv.assoc_timer); + struct adapter *adapter = timer_container_of(adapter, t, + mlmepriv.assoc_timer); struct mlme_priv *pmlmepriv = &adapter->mlmepriv; if (adapter->bDriverStopped || adapter->bSurpriseRemoved) @@ -1504,8 +1504,8 @@ void _rtw_join_timeout_handler(struct timer_list *t) */ void rtw_scan_timeout_handler(struct timer_list *t) { - struct adapter *adapter = from_timer(adapter, t, - mlmepriv.scan_to_timer); + struct adapter *adapter = timer_container_of(adapter, t, + mlmepriv.scan_to_timer); struct mlme_priv *pmlmepriv = &adapter->mlmepriv; spin_lock_bh(&pmlmepriv->lock); @@ -2022,12 +2022,12 @@ signed int rtw_restruct_sec_ie(struct adapter *adapter, u8 *in_ie, u8 *out_ie, u } iEntry = SecIsInPMKIDList(adapter, pmlmepriv->assoc_bssid); - if (iEntry < 0) { + if (iEntry < 0) return ielength; - } else { - if (authmode == WLAN_EID_RSN) - ielength = rtw_append_pmkid(adapter, iEntry, out_ie, ielength); - } + + if (authmode == WLAN_EID_RSN) + ielength = rtw_append_pmkid(adapter, iEntry, out_ie, ielength); + return ielength; } diff --git a/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c b/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c index 952ce6dd5af9..bc980d21d50e 100644 --- a/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c +++ b/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c @@ -412,9 +412,9 @@ void free_mlme_ext_priv(struct mlme_ext_priv *pmlmeext) return; if (padapter->bDriverStopped) { - del_timer_sync(&pmlmeext->survey_timer); - del_timer_sync(&pmlmeext->link_timer); - /* del_timer_sync(&pmlmeext->ADDBA_timer); */ + timer_delete_sync(&pmlmeext->survey_timer); + timer_delete_sync(&pmlmeext->link_timer); + /* timer_delete_sync(&pmlmeext->ADDBA_timer); */ } } @@ -1390,7 +1390,7 @@ unsigned int OnAssocRsp(struct adapter *padapter, union recv_frame *precv_frame) if (pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) return _SUCCESS; - del_timer_sync(&pmlmeext->link_timer); + timer_delete_sync(&pmlmeext->link_timer); /* status */ status = le16_to_cpu(*(__le16 *)(pframe + WLAN_HDR_A3_LEN + 2)); @@ -1862,7 +1862,7 @@ unsigned int OnAction_sa_query(struct adapter *padapter, union recv_frame *precv break; case 1: /* SA Query rsp */ - del_timer_sync(&pmlmeext->sa_query_timer); + timer_delete_sync(&pmlmeext->sa_query_timer); break; default: break; @@ -3511,7 +3511,7 @@ void issue_action_BA(struct adapter *padapter, unsigned char *raddr, unsigned ch /* if ((psta = rtw_get_stainfo(pstapriv, pmlmeinfo->network.mac_address)) != NULL) */ psta = rtw_get_stainfo(pstapriv, raddr); if (psta) { - start_seq = (psta->sta_xmitpriv.txseq_tid[status & 0x07]&0xfff) + 1; + start_seq = (psta->sta_xmitpriv.txseq_tid[status & 0x07] % 4096u) + 1; psta->BA_starting_seqctrl[status & 0x07] = start_seq; @@ -4185,7 +4185,7 @@ void start_clnt_auth(struct adapter *padapter) struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); - del_timer_sync(&pmlmeext->link_timer); + timer_delete_sync(&pmlmeext->link_timer); pmlmeinfo->state &= (~WIFI_FW_AUTH_NULL); pmlmeinfo->state |= WIFI_FW_AUTH_STATE; @@ -4210,7 +4210,7 @@ void start_clnt_assoc(struct adapter *padapter) struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); - del_timer_sync(&pmlmeext->link_timer); + timer_delete_sync(&pmlmeext->link_timer); pmlmeinfo->state &= (~(WIFI_FW_AUTH_NULL | WIFI_FW_AUTH_STATE)); pmlmeinfo->state |= (WIFI_FW_AUTH_SUCCESS | WIFI_FW_ASSOC_STATE); @@ -4792,7 +4792,7 @@ static void rtw_mlmeext_disconnect(struct adapter *padapter) flush_all_cam_entry(padapter); - del_timer_sync(&pmlmeext->link_timer); + timer_delete_sync(&pmlmeext->link_timer); /* pmlmepriv->LinkDetectInfo.TrafficBusyState = false; */ pmlmepriv->LinkDetectInfo.TrafficTransitionCount = 0; @@ -5088,7 +5088,7 @@ void linked_status_chk(struct adapter *padapter) void survey_timer_hdl(struct timer_list *t) { struct adapter *padapter = - from_timer(padapter, t, mlmeextpriv.survey_timer); + timer_container_of(padapter, t, mlmeextpriv.survey_timer); struct cmd_obj *ph2c; struct sitesurvey_parm *psurveyPara; struct cmd_priv *pcmdpriv = &padapter->cmdpriv; @@ -5123,7 +5123,7 @@ void survey_timer_hdl(struct timer_list *t) void link_timer_hdl(struct timer_list *t) { struct adapter *padapter = - from_timer(padapter, t, mlmeextpriv.link_timer); + timer_container_of(padapter, t, mlmeextpriv.link_timer); /* static unsigned int rx_pkt = 0; */ /* static u64 tx_cnt = 0; */ /* struct xmit_priv *pxmitpriv = &(padapter->xmitpriv); */ @@ -5161,7 +5161,7 @@ void link_timer_hdl(struct timer_list *t) void addba_timer_hdl(struct timer_list *t) { - struct sta_info *psta = from_timer(psta, t, addba_retry_timer); + struct sta_info *psta = timer_container_of(psta, t, addba_retry_timer); struct ht_priv *phtpriv; if (!psta) @@ -5179,7 +5179,7 @@ void addba_timer_hdl(struct timer_list *t) void sa_query_timer_hdl(struct timer_list *t) { struct adapter *padapter = - from_timer(padapter, t, mlmeextpriv.sa_query_timer); + timer_container_of(padapter, t, mlmeextpriv.sa_query_timer); struct mlme_priv *pmlmepriv = &padapter->mlmepriv; /* disconnect */ spin_lock_bh(&pmlmepriv->lock); @@ -5268,7 +5268,7 @@ u8 createbss_hdl(struct adapter *padapter, u8 *pbuf) /* rtw_hal_set_hwreg(padapter, HW_VAR_INITIAL_GAIN, (u8 *)(&initialgain)); */ /* cancel link timer */ - del_timer_sync(&pmlmeext->link_timer); + timer_delete_sync(&pmlmeext->link_timer); /* clear CAM */ flush_all_cam_entry(padapter); @@ -5312,7 +5312,7 @@ u8 join_cmd_hdl(struct adapter *padapter, u8 *pbuf) /* clear CAM */ flush_all_cam_entry(padapter); - del_timer_sync(&pmlmeext->link_timer); + timer_delete_sync(&pmlmeext->link_timer); /* set MSR to nolink -> infra. mode */ /* Set_MSR(padapter, _HW_STATE_NOLINK_); */ @@ -5425,7 +5425,7 @@ u8 join_cmd_hdl(struct adapter *padapter, u8 *pbuf) set_channel_bwmode(padapter, ch, offset, bw); /* cancel link timer */ - del_timer_sync(&pmlmeext->link_timer); + timer_delete_sync(&pmlmeext->link_timer); start_clnt_join(padapter); diff --git a/drivers/staging/rtl8723bs/core/rtw_pwrctrl.c b/drivers/staging/rtl8723bs/core/rtw_pwrctrl.c index c60e179bb2e1..6a2583d0d3eb 100644 --- a/drivers/staging/rtl8723bs/core/rtw_pwrctrl.c +++ b/drivers/staging/rtl8723bs/core/rtw_pwrctrl.c @@ -8,7 +8,6 @@ #include <hal_data.h> #include <linux/jiffies.h> - void _ips_enter(struct adapter *padapter) { struct pwrctrl_priv *pwrpriv = adapter_to_pwrctl(padapter); @@ -56,9 +55,8 @@ int _ips_leave(struct adapter *padapter) pwrpriv->ips_leave_cnts++; result = rtw_ips_pwr_up(padapter); - if (result == _SUCCESS) { + if (result == _SUCCESS) pwrpriv->rf_pwrstate = rf_on; - } pwrpriv->bips_processing = false; pwrpriv->bkeepfwalive = false; @@ -177,7 +175,7 @@ exit: static void pwr_state_check_handler(struct timer_list *t) { struct pwrctrl_priv *pwrctrlpriv = - from_timer(pwrctrlpriv, t, pwr_state_check_timer); + timer_container_of(pwrctrlpriv, t, pwr_state_check_timer); struct adapter *padapter = pwrctrlpriv->adapter; rtw_ps_cmd(padapter); @@ -549,9 +547,8 @@ void LeaveAllPowerSaveMode(struct adapter *Adapter) LPS_Leave_check(Adapter); } else { - if (adapter_to_pwrctl(Adapter)->rf_pwrstate == rf_off) { + if (adapter_to_pwrctl(Adapter)->rf_pwrstate == rf_off) ips_leave(Adapter); - } } } @@ -677,7 +674,8 @@ exit: */ static void pwr_rpwm_timeout_handler(struct timer_list *t) { - struct pwrctrl_priv *pwrpriv = from_timer(pwrpriv, t, pwr_rpwm_timer); + struct pwrctrl_priv *pwrpriv = timer_container_of(pwrpriv, t, + pwr_rpwm_timer); if ((pwrpriv->rpwm == pwrpriv->cpwm) || (pwrpriv->cpwm >= PS_STATE_S2)) return; @@ -996,7 +994,6 @@ void rtw_init_pwrctrl_priv(struct adapter *padapter) pwrctrlpriv->wowlan_ap_mode = false; } - void rtw_free_pwrctrl_priv(struct adapter *adapter) { } diff --git a/drivers/staging/rtl8723bs/core/rtw_recv.c b/drivers/staging/rtl8723bs/core/rtw_recv.c index a389ba5ecc6f..8ae527b6e0d6 100644 --- a/drivers/staging/rtl8723bs/core/rtw_recv.c +++ b/drivers/staging/rtl8723bs/core/rtw_recv.c @@ -1641,7 +1641,7 @@ static int check_indicate_seq(struct recv_reorder_ctrl *preorder_ctrl, u16 seq_n struct dvobj_priv *psdpriv = padapter->dvobj; struct debug_priv *pdbgpriv = &psdpriv->drv_dbg; u8 wsize = preorder_ctrl->wsize_b; - u16 wend = (preorder_ctrl->indicate_seq + wsize - 1) & 0xFFF;/* 4096; */ + u16 wend = (preorder_ctrl->indicate_seq + wsize - 1) % 4096u; /* Rx Reorder initialize condition. */ if (preorder_ctrl->indicate_seq == 0xFFFF) @@ -1657,7 +1657,7 @@ static int check_indicate_seq(struct recv_reorder_ctrl *preorder_ctrl, u16 seq_n /* 2. Incoming SeqNum is larger than the WinEnd => Window shift N */ /* */ if (SN_EQUAL(seq_num, preorder_ctrl->indicate_seq)) { - preorder_ctrl->indicate_seq = (preorder_ctrl->indicate_seq + 1) & 0xFFF; + preorder_ctrl->indicate_seq = (preorder_ctrl->indicate_seq + 1) % 4096u; } else if (SN_LESS(wend, seq_num)) { /* boundary situation, when seq_num cross 0xFFF */ @@ -1772,7 +1772,7 @@ static int recv_indicatepkts_in_order(struct adapter *padapter, struct recv_reor list_del_init(&(prframe->u.hdr.list)); if (SN_EQUAL(preorder_ctrl->indicate_seq, pattrib->seq_num)) - preorder_ctrl->indicate_seq = (preorder_ctrl->indicate_seq + 1) & 0xFFF; + preorder_ctrl->indicate_seq = (preorder_ctrl->indicate_seq + 1) % 4096u; /* Set this as a lock to make sure that only one thread is indicating packet. */ /* pTS->RxIndicateState = RXTS_INDICATE_PROCESSING; */ @@ -1893,7 +1893,7 @@ static int recv_indicatepkt_reorder(struct adapter *padapter, union recv_frame * spin_unlock_bh(&ppending_recvframe_queue->lock); } else { spin_unlock_bh(&ppending_recvframe_queue->lock); - del_timer_sync(&preorder_ctrl->reordering_ctrl_timer); + timer_delete_sync(&preorder_ctrl->reordering_ctrl_timer); } return _SUCCESS; @@ -1908,7 +1908,7 @@ _err_exit: void rtw_reordering_ctrl_timeout_handler(struct timer_list *t) { struct recv_reorder_ctrl *preorder_ctrl = - from_timer(preorder_ctrl, t, reordering_ctrl_timer); + timer_container_of(preorder_ctrl, t, reordering_ctrl_timer); struct adapter *padapter = preorder_ctrl->padapter; struct __queue *ppending_recvframe_queue = &preorder_ctrl->pending_recvframe_queue; @@ -2087,7 +2087,7 @@ _recv_entry_drop: static void rtw_signal_stat_timer_hdl(struct timer_list *t) { struct adapter *adapter = - from_timer(adapter, t, recvpriv.signal_stat_timer); + timer_container_of(adapter, t, recvpriv.signal_stat_timer); struct recv_priv *recvpriv = &adapter->recvpriv; u32 tmp_s, tmp_q; diff --git a/drivers/staging/rtl8723bs/core/rtw_security.c b/drivers/staging/rtl8723bs/core/rtw_security.c index 1e9eff01b1aa..e9f382c280d9 100644 --- a/drivers/staging/rtl8723bs/core/rtw_security.c +++ b/drivers/staging/rtl8723bs/core/rtw_security.c @@ -868,29 +868,21 @@ static signed int aes_cipher(u8 *key, uint hdrlen, num_blocks, payload_index; u8 pn_vector[6]; - u8 mic_iv[16]; - u8 mic_header1[16]; - u8 mic_header2[16]; - u8 ctr_preload[16]; + u8 mic_iv[16] = {}; + u8 mic_header1[16] = {}; + u8 mic_header2[16] = {}; + u8 ctr_preload[16] = {}; /* Intermediate Buffers */ - u8 chain_buffer[16]; - u8 aes_out[16]; - u8 padded_buffer[16]; + u8 chain_buffer[16] = {}; + u8 aes_out[16] = {}; + u8 padded_buffer[16] = {}; u8 mic[8]; uint frtype = GetFrameType(pframe); uint frsubtype = GetFrameSubType(pframe); frsubtype = frsubtype>>4; - memset((void *)mic_iv, 0, 16); - memset((void *)mic_header1, 0, 16); - memset((void *)mic_header2, 0, 16); - memset((void *)ctr_preload, 0, 16); - memset((void *)chain_buffer, 0, 16); - memset((void *)aes_out, 0, 16); - memset((void *)padded_buffer, 0, 16); - if ((hdrlen == WLAN_HDR_A3_LEN) || (hdrlen == WLAN_HDR_A3_QOS_LEN)) a4_exists = 0; else @@ -1080,15 +1072,15 @@ static signed int aes_decipher(u8 *key, uint hdrlen, num_blocks, payload_index; signed int res = _SUCCESS; u8 pn_vector[6]; - u8 mic_iv[16]; - u8 mic_header1[16]; - u8 mic_header2[16]; - u8 ctr_preload[16]; + u8 mic_iv[16] = {}; + u8 mic_header1[16] = {}; + u8 mic_header2[16] = {}; + u8 ctr_preload[16] = {}; /* Intermediate Buffers */ - u8 chain_buffer[16]; - u8 aes_out[16]; - u8 padded_buffer[16]; + u8 chain_buffer[16] = {}; + u8 aes_out[16] = {}; + u8 padded_buffer[16] = {}; u8 mic[8]; uint frtype = GetFrameType(pframe); @@ -1096,14 +1088,6 @@ static signed int aes_decipher(u8 *key, uint hdrlen, frsubtype = frsubtype>>4; - memset((void *)mic_iv, 0, 16); - memset((void *)mic_header1, 0, 16); - memset((void *)mic_header2, 0, 16); - memset((void *)ctr_preload, 0, 16); - memset((void *)chain_buffer, 0, 16); - memset((void *)aes_out, 0, 16); - memset((void *)padded_buffer, 0, 16); - /* start to decrypt the payload */ num_blocks = (plen-8) / 16; /* plen including LLC, payload_length and mic) */ diff --git a/drivers/staging/rtl8723bs/core/rtw_sta_mgt.c b/drivers/staging/rtl8723bs/core/rtw_sta_mgt.c index 1b72f2196a1c..1d2b53c76afc 100644 --- a/drivers/staging/rtl8723bs/core/rtw_sta_mgt.c +++ b/drivers/staging/rtl8723bs/core/rtw_sta_mgt.c @@ -158,7 +158,7 @@ u32 _rtw_free_sta_priv(struct sta_priv *pstapriv) for (i = 0; i < 16 ; i++) { preorder_ctrl = &psta->recvreorder_ctrl[i]; - del_timer_sync(&preorder_ctrl->reordering_ctrl_timer); + timer_delete_sync(&preorder_ctrl->reordering_ctrl_timer); } } } @@ -343,7 +343,7 @@ u32 rtw_free_stainfo(struct adapter *padapter, struct sta_info *psta) /* _rtw_init_sta_xmit_priv(&psta->sta_xmitpriv); */ /* _rtw_init_sta_recv_priv(&psta->sta_recvpriv); */ - del_timer_sync(&psta->addba_retry_timer); + timer_delete_sync(&psta->addba_retry_timer); /* for A-MPDU Rx reordering buffer control, cancel reordering_ctrl_timer */ for (i = 0; i < 16 ; i++) { @@ -354,7 +354,7 @@ u32 rtw_free_stainfo(struct adapter *padapter, struct sta_info *psta) preorder_ctrl = &psta->recvreorder_ctrl[i]; - del_timer_sync(&preorder_ctrl->reordering_ctrl_timer); + timer_delete_sync(&preorder_ctrl->reordering_ctrl_timer); ppending_recvframe_queue = &preorder_ctrl->pending_recvframe_queue; diff --git a/drivers/staging/rtl8723bs/core/rtw_xmit.c b/drivers/staging/rtl8723bs/core/rtw_xmit.c index 297c93d65315..026d58b4bd7f 100644 --- a/drivers/staging/rtl8723bs/core/rtw_xmit.c +++ b/drivers/staging/rtl8723bs/core/rtw_xmit.c @@ -943,7 +943,7 @@ s32 rtw_make_wlanhdr(struct adapter *padapter, u8 *hdr, struct pkt_attrib *pattr if (psta) { psta->sta_xmitpriv.txseq_tid[pattrib->priority]++; - psta->sta_xmitpriv.txseq_tid[pattrib->priority] &= 0xFFF; + psta->sta_xmitpriv.txseq_tid[pattrib->priority] %= 4096u; pattrib->seqnum = psta->sta_xmitpriv.txseq_tid[pattrib->priority]; SetSeqNum(hdr, pattrib->seqnum); @@ -963,11 +963,14 @@ s32 rtw_make_wlanhdr(struct adapter *padapter, u8 *hdr, struct pkt_attrib *pattr if (SN_LESS(pattrib->seqnum, tx_seq)) { pattrib->ampdu_en = false;/* AGG BK */ } else if (SN_EQUAL(pattrib->seqnum, tx_seq)) { - psta->BA_starting_seqctrl[pattrib->priority & 0x0f] = (tx_seq+1)&0xfff; + psta->BA_starting_seqctrl[pattrib->priority & 0x0f] = + (tx_seq + 1) % 4096u; pattrib->ampdu_en = true;/* AGG EN */ } else { - psta->BA_starting_seqctrl[pattrib->priority & 0x0f] = (pattrib->seqnum+1)&0xfff; + psta->BA_starting_seqctrl[pattrib->priority & 0x0f] = + (pattrib->seqnum + 1) % 4096u; + pattrib->ampdu_en = true;/* AGG EN */ } } @@ -1936,7 +1939,6 @@ static void do_queue_select(struct adapter *padapter, struct pkt_attrib *pattrib s32 rtw_xmit(struct adapter *padapter, struct sk_buff **ppkt) { static unsigned long start; - static u32 drop_cnt; struct xmit_priv *pxmitpriv = &padapter->xmitpriv; struct xmit_frame *pxmitframe = NULL; @@ -1948,15 +1950,11 @@ s32 rtw_xmit(struct adapter *padapter, struct sk_buff **ppkt) pxmitframe = rtw_alloc_xmitframe(pxmitpriv); - if (jiffies_to_msecs(jiffies - start) > 2000) { + if (jiffies_to_msecs(jiffies - start) > 2000) start = jiffies; - drop_cnt = 0; - } - if (!pxmitframe) { - drop_cnt++; + if (!pxmitframe) return -1; - } res = update_attrib(padapter, *ppkt, &pxmitframe->attrib); diff --git a/drivers/staging/rtl8723bs/hal/HalBtc8723b2Ant.c b/drivers/staging/rtl8723bs/hal/HalBtc8723b2Ant.c index c1c7b5cc17a7..d32dbf94858f 100644 --- a/drivers/staging/rtl8723bs/hal/HalBtc8723b2Ant.c +++ b/drivers/staging/rtl8723bs/hal/HalBtc8723b2Ant.c @@ -1100,7 +1100,7 @@ static bool halbtc8723b2ant_IsCommonAction(struct btc_coexist *pBtCoexist) bCommon = true; } else { - if (BT_8723B_2ANT_BT_STATUS_NON_CONNECTED_IDLE == pCoexDm->btStatus) { + if (pCoexDm->btStatus == BT_8723B_2ANT_BT_STATUS_NON_CONNECTED_IDLE) { bLowPwrDisable = false; pBtCoexist->fBtcSet(pBtCoexist, BTC_SET_ACT_DISABLE_LOW_POWER, &bLowPwrDisable); halbtc8723b2ant_LimitedRx(pBtCoexist, NORMAL_EXEC, false, false, 0x8); @@ -1115,7 +1115,7 @@ static bool halbtc8723b2ant_IsCommonAction(struct btc_coexist *pBtCoexist) halbtc8723b2ant_SwMechanism2(pBtCoexist, false, false, false, 0x18); bCommon = true; - } else if (BT_8723B_2ANT_BT_STATUS_CONNECTED_IDLE == pCoexDm->btStatus) { + } else if (pCoexDm->btStatus == BT_8723B_2ANT_BT_STATUS_CONNECTED_IDLE) { bLowPwrDisable = true; pBtCoexist->fBtcSet(pBtCoexist, BTC_SET_ACT_DISABLE_LOW_POWER, &bLowPwrDisable); @@ -1605,7 +1605,7 @@ static void halbtc8723b2ant_ActionSco(struct btc_coexist *pBtCoexist) pBtCoexist->fBtcGet(pBtCoexist, BTC_GET_U4_WIFI_BW, &wifiBw); - if (BTC_WIFI_BW_LEGACY == wifiBw) /* for SCO quality at 11b/g mode */ + if (wifiBw == BTC_WIFI_BW_LEGACY) /* for SCO quality at 11b/g mode */ halbtc8723b2ant_CoexTableWithType(pBtCoexist, NORMAL_EXEC, 2); else /* for SCO quality & wifi performance balance at 11n mode */ halbtc8723b2ant_CoexTableWithType(pBtCoexist, NORMAL_EXEC, 8); @@ -1613,7 +1613,7 @@ static void halbtc8723b2ant_ActionSco(struct btc_coexist *pBtCoexist) halbtc8723b2ant_PsTdma(pBtCoexist, NORMAL_EXEC, false, 0); /* for voice quality */ /* sw mechanism */ - if (BTC_WIFI_BW_HT40 == wifiBw) { + if (wifiBw == BTC_WIFI_BW_HT40) { if ( (wifiRssiState == BTC_RSSI_STATE_HIGH) || (wifiRssiState == BTC_RSSI_STATE_STAY_HIGH) @@ -1660,7 +1660,7 @@ static void halbtc8723b2ant_ActionHid(struct btc_coexist *pBtCoexist) pBtCoexist->fBtcGet(pBtCoexist, BTC_GET_U4_WIFI_BW, &wifiBw); - if (BTC_WIFI_BW_LEGACY == wifiBw) /* for HID at 11b/g mode */ + if (wifiBw == BTC_WIFI_BW_LEGACY) /* for HID at 11b/g mode */ halbtc8723b2ant_CoexTableWithType(pBtCoexist, NORMAL_EXEC, 7); else /* for HID quality & wifi performance balance at 11n mode */ halbtc8723b2ant_CoexTableWithType(pBtCoexist, NORMAL_EXEC, 9); @@ -1674,7 +1674,7 @@ static void halbtc8723b2ant_ActionHid(struct btc_coexist *pBtCoexist) halbtc8723b2ant_PsTdma(pBtCoexist, NORMAL_EXEC, true, 13); /* sw mechanism */ - if (BTC_WIFI_BW_HT40 == wifiBw) { + if (wifiBw == BTC_WIFI_BW_HT40) { if ( (wifiRssiState == BTC_RSSI_STATE_HIGH) || (wifiRssiState == BTC_RSSI_STATE_STAY_HIGH) @@ -1723,7 +1723,7 @@ static void halbtc8723b2ant_ActionA2dp(struct btc_coexist *pBtCoexist) /* sw mechanism */ pBtCoexist->fBtcGet(pBtCoexist, BTC_GET_U4_WIFI_BW, &wifiBw); - if (BTC_WIFI_BW_HT40 == wifiBw) { + if (wifiBw == BTC_WIFI_BW_HT40) { halbtc8723b2ant_SwMechanism1(pBtCoexist, true, false, false, false); halbtc8723b2ant_SwMechanism2(pBtCoexist, true, false, true, 0x18); } else { @@ -1755,7 +1755,7 @@ static void halbtc8723b2ant_ActionA2dp(struct btc_coexist *pBtCoexist) /* sw mechanism */ pBtCoexist->fBtcGet(pBtCoexist, BTC_GET_U4_WIFI_BW, &wifiBw); - if (BTC_WIFI_BW_HT40 == wifiBw) { + if (wifiBw == BTC_WIFI_BW_HT40) { if ( (wifiRssiState == BTC_RSSI_STATE_HIGH) || (wifiRssiState == BTC_RSSI_STATE_STAY_HIGH) @@ -1805,7 +1805,7 @@ static void halbtc8723b2ant_ActionA2dpPanHs(struct btc_coexist *pBtCoexist) /* sw mechanism */ pBtCoexist->fBtcGet(pBtCoexist, BTC_GET_U4_WIFI_BW, &wifiBw); - if (BTC_WIFI_BW_HT40 == wifiBw) { + if (wifiBw == BTC_WIFI_BW_HT40) { if ( (wifiRssiState == BTC_RSSI_STATE_HIGH) || (wifiRssiState == BTC_RSSI_STATE_STAY_HIGH) @@ -1861,7 +1861,7 @@ static void halbtc8723b2ant_ActionPanEdr(struct btc_coexist *pBtCoexist) /* sw mechanism */ pBtCoexist->fBtcGet(pBtCoexist, BTC_GET_U4_WIFI_BW, &wifiBw); - if (BTC_WIFI_BW_HT40 == wifiBw) { + if (wifiBw == BTC_WIFI_BW_HT40) { if ( (wifiRssiState == BTC_RSSI_STATE_HIGH) || (wifiRssiState == BTC_RSSI_STATE_STAY_HIGH) @@ -1912,7 +1912,7 @@ static void halbtc8723b2ant_ActionPanHs(struct btc_coexist *pBtCoexist) halbtc8723b2ant_PsTdma(pBtCoexist, NORMAL_EXEC, false, 1); pBtCoexist->fBtcGet(pBtCoexist, BTC_GET_U4_WIFI_BW, &wifiBw); - if (BTC_WIFI_BW_HT40 == wifiBw) { + if (wifiBw == BTC_WIFI_BW_HT40) { if ( (wifiRssiState == BTC_RSSI_STATE_HIGH) || (wifiRssiState == BTC_RSSI_STATE_STAY_HIGH) @@ -1964,7 +1964,7 @@ static void halbtc8723b2ant_ActionPanEdrA2dp(struct btc_coexist *pBtCoexist) (btRssiState == BTC_RSSI_STATE_STAY_HIGH) ) { halbtc8723b2ant_CoexTableWithType(pBtCoexist, NORMAL_EXEC, 12); - if (BTC_WIFI_BW_HT40 == wifiBw) + if (wifiBw == BTC_WIFI_BW_HT40) halbtc8723b2ant_TdmaDurationAdjust(pBtCoexist, false, true, 3); else halbtc8723b2ant_TdmaDurationAdjust(pBtCoexist, false, false, 3); @@ -1974,7 +1974,7 @@ static void halbtc8723b2ant_ActionPanEdrA2dp(struct btc_coexist *pBtCoexist) } /* sw mechanism */ - if (BTC_WIFI_BW_HT40 == wifiBw) { + if (wifiBw == BTC_WIFI_BW_HT40) { if ( (wifiRssiState == BTC_RSSI_STATE_HIGH) || (wifiRssiState == BTC_RSSI_STATE_STAY_HIGH) @@ -2019,7 +2019,7 @@ static void halbtc8723b2ant_ActionPanEdrHid(struct btc_coexist *pBtCoexist) (btRssiState == BTC_RSSI_STATE_HIGH) || (btRssiState == BTC_RSSI_STATE_STAY_HIGH) ) { - if (BTC_WIFI_BW_HT40 == wifiBw) { + if (wifiBw == BTC_WIFI_BW_HT40) { halbtc8723b2ant_FwDacSwingLvl(pBtCoexist, NORMAL_EXEC, 3); halbtc8723b2ant_CoexTableWithType(pBtCoexist, NORMAL_EXEC, 11); pBtCoexist->fBtcSetRfReg(pBtCoexist, BTC_RF_A, 0x1, 0xfffff, 0x780); @@ -2037,7 +2037,7 @@ static void halbtc8723b2ant_ActionPanEdrHid(struct btc_coexist *pBtCoexist) } /* sw mechanism */ - if (BTC_WIFI_BW_HT40 == wifiBw) { + if (wifiBw == BTC_WIFI_BW_HT40) { if ( (wifiRssiState == BTC_RSSI_STATE_HIGH) || (wifiRssiState == BTC_RSSI_STATE_STAY_HIGH) @@ -2090,7 +2090,7 @@ static void halbtc8723b2ant_ActionHidA2dpPanEdr(struct btc_coexist *pBtCoexist) (btRssiState == BTC_RSSI_STATE_HIGH) || (btRssiState == BTC_RSSI_STATE_STAY_HIGH) ) { - if (BTC_WIFI_BW_HT40 == wifiBw) + if (wifiBw == BTC_WIFI_BW_HT40) halbtc8723b2ant_TdmaDurationAdjust(pBtCoexist, true, true, 2); else halbtc8723b2ant_TdmaDurationAdjust(pBtCoexist, true, false, 3); @@ -2098,7 +2098,7 @@ static void halbtc8723b2ant_ActionHidA2dpPanEdr(struct btc_coexist *pBtCoexist) halbtc8723b2ant_TdmaDurationAdjust(pBtCoexist, true, true, 3); /* sw mechanism */ - if (BTC_WIFI_BW_HT40 == wifiBw) { + if (wifiBw == BTC_WIFI_BW_HT40) { if ( (wifiRssiState == BTC_RSSI_STATE_HIGH) || (wifiRssiState == BTC_RSSI_STATE_STAY_HIGH) @@ -2140,7 +2140,7 @@ static void halbtc8723b2ant_ActionHidA2dp(struct btc_coexist *pBtCoexist) halbtc8723b2ant_FwDacSwingLvl(pBtCoexist, NORMAL_EXEC, 6); pBtCoexist->fBtcGet(pBtCoexist, BTC_GET_U4_WIFI_BW, &wifiBw); - if (BTC_WIFI_BW_LEGACY == wifiBw) { + if (wifiBw == BTC_WIFI_BW_LEGACY) { if (BTC_RSSI_HIGH(btRssiState)) halbtc8723b2ant_DecBtPwr(pBtCoexist, NORMAL_EXEC, 2); else if (BTC_RSSI_MEDIUM(btRssiState)) @@ -2173,7 +2173,7 @@ static void halbtc8723b2ant_ActionHidA2dp(struct btc_coexist *pBtCoexist) halbtc8723b2ant_TdmaDurationAdjust(pBtCoexist, true, true, 2); /* sw mechanism */ - if (BTC_WIFI_BW_HT40 == wifiBw) { + if (wifiBw == BTC_WIFI_BW_HT40) { if ( (wifiRssiState == BTC_RSSI_STATE_HIGH) || (wifiRssiState == BTC_RSSI_STATE_STAY_HIGH) @@ -2391,12 +2391,12 @@ void EXhalbtc8723b2ant_InitCoexDm(struct btc_coexist *pBtCoexist) void EXhalbtc8723b2ant_IpsNotify(struct btc_coexist *pBtCoexist, u8 type) { - if (BTC_IPS_ENTER == type) { + if (type == BTC_IPS_ENTER) { pCoexSta->bUnderIps = true; halbtc8723b2ant_WifiOffHwCfg(pBtCoexist); halbtc8723b2ant_IgnoreWlanAct(pBtCoexist, FORCE_EXEC, true); halbtc8723b2ant_CoexAllOff(pBtCoexist); - } else if (BTC_IPS_LEAVE == type) { + } else if (type == BTC_IPS_LEAVE) { pCoexSta->bUnderIps = false; halbtc8723b2ant_InitHwConfig(pBtCoexist, false); halbtc8723b2ant_InitCoexDm(pBtCoexist); @@ -2406,24 +2406,24 @@ void EXhalbtc8723b2ant_IpsNotify(struct btc_coexist *pBtCoexist, u8 type) void EXhalbtc8723b2ant_LpsNotify(struct btc_coexist *pBtCoexist, u8 type) { - if (BTC_LPS_ENABLE == type) { + if (type == BTC_LPS_ENABLE) { pCoexSta->bUnderLps = true; - } else if (BTC_LPS_DISABLE == type) { + } else if (type == BTC_LPS_DISABLE) { pCoexSta->bUnderLps = false; } } void EXhalbtc8723b2ant_ScanNotify(struct btc_coexist *pBtCoexist, u8 type) { - if (BTC_SCAN_START == type) { - } else if (BTC_SCAN_FINISH == type) { + if (type == BTC_SCAN_START) { + } else if (type == BTC_SCAN_FINISH) { } } void EXhalbtc8723b2ant_ConnectNotify(struct btc_coexist *pBtCoexist, u8 type) { - if (BTC_ASSOCIATE_START == type) { - } else if (BTC_ASSOCIATE_FINISH == type) { + if (type == BTC_ASSOCIATE_START) { + } else if (type == BTC_ASSOCIATE_FINISH) { } } @@ -2436,11 +2436,11 @@ void EXhalbtc8723b2ant_MediaStatusNotify(struct btc_coexist *pBtCoexist, u8 type /* only 2.4G we need to inform bt the chnl mask */ pBtCoexist->fBtcGet(pBtCoexist, BTC_GET_U1_WIFI_CENTRAL_CHNL, &wifiCentralChnl); - if ((BTC_MEDIA_CONNECT == type) && (wifiCentralChnl <= 14)) { + if ((type == BTC_MEDIA_CONNECT) && (wifiCentralChnl <= 14)) { H2C_Parameter[0] = 0x1; H2C_Parameter[1] = wifiCentralChnl; pBtCoexist->fBtcGet(pBtCoexist, BTC_GET_U4_WIFI_BW, &wifiBw); - if (BTC_WIFI_BW_HT40 == wifiBw) + if (wifiBw == BTC_WIFI_BW_HT40) H2C_Parameter[2] = 0x30; else { pBtCoexist->fBtcGet(pBtCoexist, BTC_GET_U1_AP_NUM, &apNum); @@ -2573,9 +2573,9 @@ void EXhalbtc8723b2ant_BtInfoNotify( } if ( - (BT_8723B_2ANT_BT_STATUS_ACL_BUSY == pCoexDm->btStatus) || - (BT_8723B_2ANT_BT_STATUS_SCO_BUSY == pCoexDm->btStatus) || - (BT_8723B_2ANT_BT_STATUS_ACL_SCO_BUSY == pCoexDm->btStatus) + (pCoexDm->btStatus == BT_8723B_2ANT_BT_STATUS_ACL_BUSY) || + (pCoexDm->btStatus == BT_8723B_2ANT_BT_STATUS_SCO_BUSY) || + (pCoexDm->btStatus == BT_8723B_2ANT_BT_STATUS_ACL_SCO_BUSY) ) { bBtBusy = true; bLimitedDig = true; @@ -2603,8 +2603,8 @@ void EXhalbtc8723b2ant_HaltNotify(struct btc_coexist *pBtCoexist) void EXhalbtc8723b2ant_PnpNotify(struct btc_coexist *pBtCoexist, u8 pnpState) { - if (BTC_WIFI_PNP_SLEEP == pnpState) { - } else if (BTC_WIFI_PNP_WAKE_UP == pnpState) { + if (pnpState == BTC_WIFI_PNP_SLEEP) { + } else if (pnpState == BTC_WIFI_PNP_WAKE_UP) { halbtc8723b2ant_InitHwConfig(pBtCoexist, false); halbtc8723b2ant_InitCoexDm(pBtCoexist); halbtc8723b2ant_QueryBtInfo(pBtCoexist); diff --git a/drivers/staging/rtl8723bs/hal/hal_btcoex.c b/drivers/staging/rtl8723bs/hal/hal_btcoex.c index b72cf520d576..9105594d2dde 100644 --- a/drivers/staging/rtl8723bs/hal/hal_btcoex.c +++ b/drivers/staging/rtl8723bs/hal/hal_btcoex.c @@ -91,7 +91,7 @@ static void halbtcoutsrc_LeaveLowPower(struct btc_coexist *pBtCoexist) stime = jiffies; do { ready = rtw_register_task_alive(padapter, BTCOEX_ALIVE); - if (_SUCCESS == ready) + if (ready == _SUCCESS) break; utime = jiffies_to_msecs(jiffies - stime); @@ -668,7 +668,7 @@ static void halbtcoutsrc_WriteLocalReg1Byte(void *pBtcContext, u32 RegAddr, u8 D struct btc_coexist *pBtCoexist = (struct btc_coexist *)pBtcContext; struct adapter *Adapter = pBtCoexist->Adapter; - if (BTC_INTF_SDIO == pBtCoexist->chipInterface) + if (pBtCoexist->chipInterface == BTC_INTF_SDIO) rtw_write8(Adapter, SDIO_LOCAL_BASE | RegAddr, Data); else rtw_write8(Adapter, RegAddr, Data); @@ -894,7 +894,7 @@ void EXhalbtcoutsrc_IpsNotify(struct btc_coexist *pBtCoexist, u8 type) if (pBtCoexist->bManualControl) return; - if (IPS_NONE == type) + if (type == IPS_NONE) ipsType = BTC_IPS_LEAVE; else ipsType = BTC_IPS_ENTER; @@ -922,7 +922,7 @@ void EXhalbtcoutsrc_LpsNotify(struct btc_coexist *pBtCoexist, u8 type) if (pBtCoexist->bManualControl) return; - if (PS_MODE_ACTIVE == type) + if (type == PS_MODE_ACTIVE) lpsType = BTC_LPS_DISABLE; else lpsType = BTC_LPS_ENABLE; @@ -1000,7 +1000,7 @@ void EXhalbtcoutsrc_MediaStatusNotify(struct btc_coexist *pBtCoexist, enum if (pBtCoexist->bManualControl) return; - if (RT_MEDIA_CONNECT == mediaStatus) + if (mediaStatus == RT_MEDIA_CONNECT) mStatus = BTC_MEDIA_CONNECT; else mStatus = BTC_MEDIA_DISCONNECT; @@ -1026,11 +1026,11 @@ void EXhalbtcoutsrc_SpecialPacketNotify(struct btc_coexist *pBtCoexist, u8 pktTy if (pBtCoexist->bManualControl) return; - if (PACKET_DHCP == pktType) { + if (pktType == PACKET_DHCP) { packetType = BTC_PACKET_DHCP; - } else if (PACKET_EAPOL == pktType) { + } else if (pktType == PACKET_EAPOL) { packetType = BTC_PACKET_EAPOL; - } else if (PACKET_ARP == pktType) { + } else if (pktType == PACKET_ARP) { packetType = BTC_PACKET_ARP; } else { return; @@ -1114,13 +1114,13 @@ void EXhalbtcoutsrc_Periodical(struct btc_coexist *pBtCoexist) void EXhalbtcoutsrc_SetAntNum(u8 type, u8 antNum) { - if (BT_COEX_ANT_TYPE_PG == type) { + if (type == BT_COEX_ANT_TYPE_PG) { GLBtCoexist.boardInfo.pgAntNum = antNum; GLBtCoexist.boardInfo.btdmAntNum = antNum; - } else if (BT_COEX_ANT_TYPE_ANTDIV == type) { + } else if (type == BT_COEX_ANT_TYPE_ANTDIV) { GLBtCoexist.boardInfo.btdmAntNum = antNum; /* GLBtCoexist.boardInfo.btdmAntPos = BTC_ANTENNA_AT_MAIN_PORT; */ - } else if (BT_COEX_ANT_TYPE_DETECTED == type) { + } else if (type == BT_COEX_ANT_TYPE_DETECTED) { GLBtCoexist.boardInfo.btdmAntNum = antNum; /* GLBtCoexist.boardInfo.btdmAntPos = BTC_ANTENNA_AT_MAIN_PORT; */ } diff --git a/drivers/staging/rtl8723bs/hal/hal_com.c b/drivers/staging/rtl8723bs/hal/hal_com.c index b41ec89932af..d91e2461fd7e 100644 --- a/drivers/staging/rtl8723bs/hal/hal_com.c +++ b/drivers/staging/rtl8723bs/hal/hal_com.c @@ -884,18 +884,20 @@ static u32 Array_kfreemap[] = { 0xfc, 0x0, }; +#define REG_RF_BB_GAIN_OFFSET 0x7f +//#define RF_GAIN_OFFSET_MASK 0xfffff + void rtw_bb_rf_gain_offset(struct adapter *padapter) { u8 value = padapter->eeprompriv.EEPROMRFGainOffset; - u32 res, i = 0; u32 *Array = Array_kfreemap; u32 v1 = 0, v2 = 0, target = 0; + u32 i = 0; if (value & BIT4) { if (padapter->eeprompriv.EEPROMRFGainVal != 0xff) { - res = rtw_hal_read_rfreg(padapter, RF_PATH_A, 0x7f, 0xffffffff); - res &= 0xfff87fff; - /* res &= 0xfff87fff; */ + rtw_hal_read_rfreg(padapter, RF_PATH_A, 0x7f, 0xffffffff); + for (i = 0; i < ARRAY_SIZE(Array_kfreemap); i += 2) { v1 = Array[i]; v2 = Array[i+1]; @@ -906,9 +908,7 @@ void rtw_bb_rf_gain_offset(struct adapter *padapter) } PHY_SetRFReg(padapter, RF_PATH_A, REG_RF_BB_GAIN_OFFSET, BIT18|BIT17|BIT16|BIT15, target); - /* res |= (padapter->eeprompriv.EEPROMRFGainVal & 0x0f)<< 15; */ - /* rtw_hal_write_rfreg(padapter, RF_PATH_A, REG_RF_BB_GAIN_OFFSET, RF_GAIN_OFFSET_MASK, res); */ - res = rtw_hal_read_rfreg(padapter, RF_PATH_A, 0x7f, 0xffffffff); + rtw_hal_read_rfreg(padapter, RF_PATH_A, 0x7f, 0xffffffff); } } } diff --git a/drivers/staging/rtl8723bs/hal/odm_CfoTracking.c b/drivers/staging/rtl8723bs/hal/odm_CfoTracking.c index 928c58be6c9b..666a9f44012d 100644 --- a/drivers/staging/rtl8723bs/hal/odm_CfoTracking.c +++ b/drivers/staging/rtl8723bs/hal/odm_CfoTracking.c @@ -155,9 +155,9 @@ void ODM_CfoTracking(void *pDM_VOID) /* 4 1.6 Big jump */ if (pCfoTrack->bAdjust) { if (CFO_ave > CFO_TH_XTAL_LOW) - Adjust_Xtal = Adjust_Xtal+((CFO_ave-CFO_TH_XTAL_LOW)>>2); + Adjust_Xtal = Adjust_Xtal + ((CFO_ave - CFO_TH_XTAL_LOW) >> 2); else if (CFO_ave < (-CFO_TH_XTAL_LOW)) - Adjust_Xtal = Adjust_Xtal+((CFO_TH_XTAL_LOW-CFO_ave)>>2); + Adjust_Xtal = Adjust_Xtal + ((CFO_TH_XTAL_LOW - CFO_ave) >> 2); } /* 4 1.7 Adjust Crystal Cap. */ diff --git a/drivers/staging/rtl8723bs/hal/odm_DIG.c b/drivers/staging/rtl8723bs/hal/odm_DIG.c index 97a51546463a..1e2946a23beb 100644 --- a/drivers/staging/rtl8723bs/hal/odm_DIG.c +++ b/drivers/staging/rtl8723bs/hal/odm_DIG.c @@ -56,7 +56,7 @@ void odm_NHMBBInit(void *pDM_VOID) { struct dm_odm_t *pDM_Odm = (struct dm_odm_t *)pDM_VOID; - pDM_Odm->adaptivity_flag = 0; + pDM_Odm->adaptivity_flag = false; pDM_Odm->tolerance_cnt = 3; pDM_Odm->NHMLastTxOkcnt = 0; pDM_Odm->NHMLastRxOkcnt = 0; diff --git a/drivers/staging/rtl8723bs/hal/rtl8723b_hal_init.c b/drivers/staging/rtl8723bs/hal/rtl8723b_hal_init.c index e15ec6452fd0..893cab0532ed 100644 --- a/drivers/staging/rtl8723bs/hal/rtl8723b_hal_init.c +++ b/drivers/staging/rtl8723bs/hal/rtl8723b_hal_init.c @@ -501,8 +501,7 @@ void Hal_GetEfuseDefinition( switch (type) { case TYPE_EFUSE_MAX_SECTION: { - u8 *pMax_section; - pMax_section = pOut; + u8 *pMax_section = pOut; if (efuseType == EFUSE_WIFI) *pMax_section = EFUSE_MAX_SECTION_8723B; @@ -513,8 +512,7 @@ void Hal_GetEfuseDefinition( case TYPE_EFUSE_REAL_CONTENT_LEN: { - u16 *pu2Tmp; - pu2Tmp = pOut; + u16 *pu2Tmp = pOut; if (efuseType == EFUSE_WIFI) *pu2Tmp = EFUSE_REAL_CONTENT_LEN_8723B; @@ -525,8 +523,7 @@ void Hal_GetEfuseDefinition( case TYPE_AVAILABLE_EFUSE_BYTES_BANK: { - u16 *pu2Tmp; - pu2Tmp = pOut; + u16 *pu2Tmp = pOut; if (efuseType == EFUSE_WIFI) *pu2Tmp = (EFUSE_REAL_CONTENT_LEN_8723B-EFUSE_OOB_PROTECT_BYTES); @@ -537,8 +534,7 @@ void Hal_GetEfuseDefinition( case TYPE_AVAILABLE_EFUSE_BYTES_TOTAL: { - u16 *pu2Tmp; - pu2Tmp = pOut; + u16 *pu2Tmp = pOut; if (efuseType == EFUSE_WIFI) *pu2Tmp = (EFUSE_REAL_CONTENT_LEN_8723B-EFUSE_OOB_PROTECT_BYTES); @@ -549,8 +545,7 @@ void Hal_GetEfuseDefinition( case TYPE_EFUSE_MAP_LEN: { - u16 *pu2Tmp; - pu2Tmp = pOut; + u16 *pu2Tmp = pOut; if (efuseType == EFUSE_WIFI) *pu2Tmp = EFUSE_MAX_MAP_LEN; @@ -561,8 +556,7 @@ void Hal_GetEfuseDefinition( case TYPE_EFUSE_PROTECT_BYTES_BANK: { - u8 *pu1Tmp; - pu1Tmp = pOut; + u8 *pu1Tmp = pOut; if (efuseType == EFUSE_WIFI) *pu1Tmp = EFUSE_OOB_PROTECT_BYTES; @@ -573,8 +567,7 @@ void Hal_GetEfuseDefinition( case TYPE_EFUSE_CONTENT_LEN_BANK: { - u16 *pu2Tmp; - pu2Tmp = pOut; + u16 *pu2Tmp = pOut; if (efuseType == EFUSE_WIFI) *pu2Tmp = EFUSE_REAL_CONTENT_LEN_8723B; @@ -585,8 +578,7 @@ void Hal_GetEfuseDefinition( default: { - u8 *pu1Tmp; - pu1Tmp = pOut; + u8 *pu1Tmp = pOut; *pu1Tmp = 0; } break; @@ -835,9 +827,8 @@ static void hal_ReadEFuse_BT( } if (offset < EFUSE_BT_MAX_SECTION) { - u16 addr; + u16 addr = offset * PGPKT_DATA_SIZE; - addr = offset * PGPKT_DATA_SIZE; for (i = 0; i < EFUSE_MAX_WORD_UNIT; i++) { /* Check word enable condition in the section */ if (!(wden & (0x01<<i))) { @@ -1196,10 +1187,9 @@ void rtl8723b_InitBeaconParameters(struct adapter *padapter) { struct hal_com_data *pHalData = GET_HAL_DATA(padapter); u16 val16; - u8 val8; + u8 val8 = DIS_TSF_UDT; - val8 = DIS_TSF_UDT; val16 = val8 | (val8 << 8); /* port0 and port1 */ /* Enable prot0 beacon function for PSTDMA */ @@ -1496,10 +1486,7 @@ s32 rtl8723b_InitLLTTable(struct adapter *padapter) { unsigned long start, passing_time; u32 val32; - s32 ret; - - - ret = _FAIL; + s32 ret = _FAIL; val32 = rtw_read32(padapter, REG_AUTO_LLT); val32 |= BIT_AUTO_INIT_LLT; @@ -2273,9 +2260,8 @@ void rtl8723b_fill_fake_txdesc( /* Encrypt the data frame if under security mode excepct null data. Suggested by CCW. */ /* */ if (bDataFrame) { - u32 EncAlg; + u32 EncAlg = padapter->securitypriv.dot11PrivacyAlgrthm; - EncAlg = padapter->securitypriv.dot11PrivacyAlgrthm; switch (EncAlg) { case _NO_PRIVACY_: SET_TX_DESC_SEC_TYPE_8723B(pDesc, 0x0); @@ -2378,9 +2364,7 @@ static void hw_var_set_opmode(struct adapter *padapter, u8 variable, u8 *val) static void hw_var_set_macaddr(struct adapter *padapter, u8 variable, u8 *val) { u8 idx = 0; - u32 reg_macid; - - reg_macid = REG_MACID; + u32 reg_macid = REG_MACID; for (idx = 0 ; idx < 6; idx++) rtw_write8(GET_PRIMARY_ADAPTER(padapter), (reg_macid+idx), val[idx]); @@ -2389,9 +2373,7 @@ static void hw_var_set_macaddr(struct adapter *padapter, u8 variable, u8 *val) static void hw_var_set_bssid(struct adapter *padapter, u8 variable, u8 *val) { u8 idx = 0; - u32 reg_bssid; - - reg_bssid = REG_BSSID; + u32 reg_bssid = REG_BSSID; for (idx = 0 ; idx < 6; idx++) rtw_write8(padapter, (reg_bssid+idx), val[idx]); @@ -2399,9 +2381,7 @@ static void hw_var_set_bssid(struct adapter *padapter, u8 variable, u8 *val) static void hw_var_set_bcn_func(struct adapter *padapter, u8 variable, u8 *val) { - u32 bcn_ctrl_reg; - - bcn_ctrl_reg = REG_BCN_CTRL; + u32 bcn_ctrl_reg = REG_BCN_CTRL; if (*(u8 *)val) rtw_write8(padapter, bcn_ctrl_reg, (EN_BCN_FUNCTION | EN_TXBCN_RPT)); @@ -2422,12 +2402,8 @@ static void hw_var_set_correct_tsf(struct adapter *padapter, u8 variable, u8 *va { u8 val8; u64 tsf; - struct mlme_ext_priv *pmlmeext; - struct mlme_ext_info *pmlmeinfo; - - - pmlmeext = &padapter->mlmeextpriv; - pmlmeinfo = &pmlmeext->mlmext_info; + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; tsf = pmlmeext->TSFValue-do_div(pmlmeext->TSFValue, (pmlmeinfo->bcn_interval*1024))-1024; /* us */ @@ -2543,15 +2519,12 @@ static void hw_var_set_mlme_join(struct adapter *padapter, u8 variable, u8 *val) u8 val8; u16 val16; u32 val32; - u8 RetryLimit; - u8 type; - struct mlme_priv *pmlmepriv; + u8 RetryLimit = 0x30; + u8 type = *(u8 *)val; + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct eeprom_priv *pEEPROM; - RetryLimit = 0x30; - type = *(u8 *)val; - pmlmepriv = &padapter->mlmepriv; pEEPROM = GET_EEPROM_EFUSE_PRIV(padapter); if (type == 0) { /* prepare to join */ @@ -2850,12 +2823,11 @@ void SetHwReg8723B(struct adapter *padapter, u8 variable, u8 *val) case HW_VAR_ACK_PREAMBLE: { - u8 regTmp; + u8 regTmp = 0; u8 bShortPreamble = *val; /* Joseph marked out for Netgear 3500 TKIP channel 7 issue.(Temporarily) */ /* regTmp = (pHalData->nCur40MhzPrimeSC)<<5; */ - regTmp = 0; if (bShortPreamble) regTmp |= 0x80; rtw_write8(padapter, REG_RRSR+2, regTmp); @@ -3226,9 +3198,7 @@ void GetHwReg8723B(struct adapter *padapter, u8 variable, u8 *val) */ u8 SetHalDefVar8723B(struct adapter *padapter, enum hal_def_variable variable, void *pval) { - u8 bResult; - - bResult = _SUCCESS; + u8 bResult = _SUCCESS; switch (variable) { default: @@ -3244,9 +3214,7 @@ u8 SetHalDefVar8723B(struct adapter *padapter, enum hal_def_variable variable, v */ u8 GetHalDefVar8723B(struct adapter *padapter, enum hal_def_variable variable, void *pval) { - u8 bResult; - - bResult = _SUCCESS; + u8 bResult = _SUCCESS; switch (variable) { case HAL_DEF_MAX_RECVBUF_SZ: @@ -3281,9 +3249,8 @@ u8 GetHalDefVar8723B(struct adapter *padapter, enum hal_def_variable variable, v case HW_DEF_RA_INFO_DUMP: { u8 mac_id = *(u8 *)pval; - u32 cmd; + u32 cmd = 0x40000100 | mac_id; - cmd = 0x40000100 | mac_id; rtw_write32(padapter, REG_HMEBOX_DBG_2_8723B, cmd); msleep(10); rtw_read32(padapter, 0x2F0); // info 1 diff --git a/drivers/staging/rtl8723bs/hal/rtl8723bs_xmit.c b/drivers/staging/rtl8723bs/hal/rtl8723bs_xmit.c index 5dc1c12fe03e..842e19b53421 100644 --- a/drivers/staging/rtl8723bs/hal/rtl8723bs_xmit.c +++ b/drivers/staging/rtl8723bs/hal/rtl8723bs_xmit.c @@ -120,13 +120,10 @@ free_xmitbuf: */ s32 rtl8723bs_xmit_buf_handler(struct adapter *padapter) { - struct xmit_priv *pxmitpriv; + struct xmit_priv *pxmitpriv = &padapter->xmitpriv; u8 queue_empty, queue_pending; s32 ret; - - pxmitpriv = &padapter->xmitpriv; - if (wait_for_completion_interruptible(&pxmitpriv->xmit_comp)) { netdev_emerg(padapter->pnetdev, "%s: down SdioXmitBufSema fail!\n", __func__); @@ -357,12 +354,9 @@ static s32 xmit_xmitframes(struct adapter *padapter, struct xmit_priv *pxmitpriv */ static s32 rtl8723bs_xmit_handler(struct adapter *padapter) { - struct xmit_priv *pxmitpriv; + struct xmit_priv *pxmitpriv = &padapter->xmitpriv; s32 ret; - - pxmitpriv = &padapter->xmitpriv; - if (wait_for_completion_interruptible(&pxmitpriv->SdioXmitStart)) { netdev_emerg(padapter->pnetdev, "%s: SdioXmitStart fail!\n", __func__); @@ -408,13 +402,9 @@ next: int rtl8723bs_xmit_thread(void *context) { - s32 ret; - struct adapter *padapter; - struct xmit_priv *pxmitpriv; - - ret = _SUCCESS; - padapter = context; - pxmitpriv = &padapter->xmitpriv; + s32 ret = _SUCCESS; + struct adapter *padapter = context; + struct xmit_priv *pxmitpriv = &padapter->xmitpriv; allow_signal(SIGTERM); @@ -435,16 +425,13 @@ s32 rtl8723bs_mgnt_xmit( ) { s32 ret = _SUCCESS; - struct pkt_attrib *pattrib; - struct xmit_buf *pxmitbuf; + struct pkt_attrib *pattrib = &pmgntframe->attrib; + struct xmit_buf *pxmitbuf = pmgntframe->pxmitbuf; struct xmit_priv *pxmitpriv = &padapter->xmitpriv; struct dvobj_priv *pdvobjpriv = adapter_to_dvobj(padapter); u8 *pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET; u8 txdesc_size = TXDESC_SIZE; - pattrib = &pmgntframe->attrib; - pxmitbuf = pmgntframe->pxmitbuf; - rtl8723b_update_txdesc(pmgntframe, pmgntframe->buf_addr); pxmitbuf->len = txdesc_size + pattrib->last_txcmdsz; @@ -557,15 +544,13 @@ s32 rtl8723bs_init_xmit_priv(struct adapter *padapter) void rtl8723bs_free_xmit_priv(struct adapter *padapter) { - struct xmit_priv *pxmitpriv; + struct xmit_priv *pxmitpriv = &padapter->xmitpriv; struct xmit_buf *pxmitbuf; - struct __queue *pqueue; + struct __queue *pqueue = &pxmitpriv->pending_xmitbuf_queue; struct list_head *plist, *phead; struct list_head tmplist; - pxmitpriv = &padapter->xmitpriv; - pqueue = &pxmitpriv->pending_xmitbuf_queue; phead = get_list_head(pqueue); INIT_LIST_HEAD(&tmplist); diff --git a/drivers/staging/rtl8723bs/hal/sdio_ops.c b/drivers/staging/rtl8723bs/hal/sdio_ops.c index 21e9f1858745..8736c124f857 100644 --- a/drivers/staging/rtl8723bs/hal/sdio_ops.c +++ b/drivers/staging/rtl8723bs/hal/sdio_ops.c @@ -871,7 +871,7 @@ void sd_int_dpc(struct adapter *adapter) } if (hal->sdio_hisr & SDIO_HISR_CPWM1) { - del_timer_sync(&(pwrctl->pwr_rpwm_timer)); + timer_delete_sync(&(pwrctl->pwr_rpwm_timer)); SdioLocalCmd52Read1Byte(adapter, SDIO_REG_HCPWM1_8723B); diff --git a/drivers/staging/rtl8723bs/include/hal_pwr_seq.h b/drivers/staging/rtl8723bs/include/hal_pwr_seq.h index b93d74a5b9a5..48bf7f66a06e 100644 --- a/drivers/staging/rtl8723bs/include/hal_pwr_seq.h +++ b/drivers/staging/rtl8723bs/include/hal_pwr_seq.h @@ -209,7 +209,7 @@ #define RTL8723B_TRANS_END \ /* format */ \ /* { offset, cut_msk, fab_msk|interface_msk, base|cmd, msk, value }, comments here*/ \ - {0xFFFF, PWR_CUT_ALL_MSK, PWR_FAB_ALL_MSK, PWR_INTF_ALL_MSK, 0, PWR_CMD_END, 0, 0}, + {0xFFFF, PWR_CUT_ALL_MSK, PWR_FAB_ALL_MSK, PWR_INTF_ALL_MSK, 0, PWR_CMD_END, 0, 0}, extern struct wlan_pwr_cfg rtl8723B_power_on_flow[RTL8723B_TRANS_CARDEMU_TO_ACT_STEPS+RTL8723B_TRANS_END_STEPS]; diff --git a/drivers/staging/rtl8723bs/include/osdep_intf.h b/drivers/staging/rtl8723bs/include/osdep_intf.h index 73199be78139..83a25598e962 100644 --- a/drivers/staging/rtl8723bs/include/osdep_intf.h +++ b/drivers/staging/rtl8723bs/include/osdep_intf.h @@ -8,33 +8,6 @@ #ifndef __OSDEP_INTF_H_ #define __OSDEP_INTF_H_ - -struct intf_priv { - - u8 *intf_dev; - u32 max_iosz; /* USB2.0: 128, USB1.1: 64, SDIO:64 */ - u32 max_xmitsz; /* USB2.0: unlimited, SDIO:512 */ - u32 max_recvsz; /* USB2.0: unlimited, SDIO:512 */ - - volatile u8 *io_rwmem; - volatile u8 *allocated_io_rwmem; - u32 io_wsz; /* unit: 4bytes */ - u32 io_rsz;/* unit: 4bytes */ - u8 intf_status; - - void (*_bus_io)(u8 *priv); - -/* -Under Sync. IRP (SDIO/USB) -A protection mechanism is necessary for the io_rwmem(read/write protocol) - -Under Async. IRP (SDIO/USB) -The protection mechanism is through the pending queue. -*/ - - struct mutex ioctl_mutex; -}; - struct dvobj_priv *devobj_init(void); void devobj_deinit(struct dvobj_priv *pdvobj); diff --git a/drivers/staging/rtl8723bs/include/rtl8723b_hal.h b/drivers/staging/rtl8723bs/include/rtl8723b_hal.h index e6d6e9de5474..a4a14474c35d 100644 --- a/drivers/staging/rtl8723bs/include/rtl8723b_hal.h +++ b/drivers/staging/rtl8723bs/include/rtl8723b_hal.h @@ -15,7 +15,6 @@ #include "rtl8723b_recv.h" #include "rtl8723b_xmit.h" #include "rtl8723b_cmd.h" -#include "rtw_mp.h" #include "hal_pwr_seq.h" #include "Hal8192CPhyReg.h" #include "hal_phy_cfg.h" diff --git a/drivers/staging/rtl8723bs/include/rtw_io.h b/drivers/staging/rtl8723bs/include/rtw_io.h index 0ee87be6dc4f..adf1de4d7924 100644 --- a/drivers/staging/rtl8723bs/include/rtw_io.h +++ b/drivers/staging/rtl8723bs/include/rtw_io.h @@ -8,16 +8,7 @@ #ifndef _RTW_IO_H_ #define _RTW_IO_H_ -/* - For prompt mode accessing, caller shall free io_req - Otherwise, io_handler will free io_req -*/ - -/* below is for the intf_option bit definition... */ - -struct intf_priv; struct intf_hdl; -struct io_queue; struct _io_ops { u8 (*_read8)(struct intf_hdl *pintfhdl, u32 addr); @@ -36,8 +27,6 @@ struct _io_ops { void (*_read_mem)(struct intf_hdl *pintfhdl, u32 addr, u32 cnt, u8 *pmem); void (*_write_mem)(struct intf_hdl *pintfhdl, u32 addr, u32 cnt, u8 *pmem); - void (*_sync_irp_protocol_rw)(struct io_queue *pio_q); - u32 (*_read_interrupt)(struct intf_hdl *pintfhdl, u32 addr); u32 (*_read_port)(struct intf_hdl *pintfhdl, u32 addr, u32 cnt, u8 *pmem); @@ -49,18 +38,6 @@ struct _io_ops { void (*_write_port_cancel)(struct intf_hdl *pintfhdl); }; -struct io_req { - struct list_head list; - u32 addr; - volatile u32 val; - u32 command; - u32 status; - u8 *pbuf; - - void (*_async_io_callback)(struct adapter *padater, struct io_req *pio_req, u8 *cnxt); - u8 *cnxt; -}; - struct intf_hdl { struct adapter *padapter; struct dvobj_priv *pintf_dev;/* pointer to &(padapter->dvobjpriv); */ @@ -74,21 +51,6 @@ struct intf_hdl { int rtw_inc_and_chk_continual_io_error(struct dvobj_priv *dvobj); void rtw_reset_continual_io_error(struct dvobj_priv *dvobj); -/* -Below is the data structure used by _io_handler - -*/ - -struct io_queue { - spinlock_t lock; - struct list_head free_ioreqs; - struct list_head pending; /* The io_req list that will be served in the single protocol read/write. */ - struct list_head processing; - u8 *free_ioreqs_buf; /* 4-byte aligned */ - u8 *pallocated_free_ioreqs_buf; - struct intf_hdl intf; -}; - struct io_priv { struct adapter *padapter; @@ -97,20 +59,6 @@ struct io_priv { }; -extern uint ioreq_flush(struct adapter *adapter, struct io_queue *ioqueue); -extern void sync_ioreq_enqueue(struct io_req *preq, struct io_queue *ioqueue); -extern uint sync_ioreq_flush(struct adapter *adapter, struct io_queue *ioqueue); - - -extern uint free_ioreq(struct io_req *preq, struct io_queue *pio_queue); -extern struct io_req *alloc_ioreq(struct io_queue *pio_q); - -extern uint register_intf_hdl(u8 *dev, struct intf_hdl *pintfhdl); -extern void unregister_intf_hdl(struct intf_hdl *pintfhdl); - -extern void _rtw_attrib_read(struct adapter *adapter, u32 addr, u32 cnt, u8 *pmem); -extern void _rtw_attrib_write(struct adapter *adapter, u32 addr, u32 cnt, u8 *pmem); - extern u8 rtw_read8(struct adapter *adapter, u32 addr); extern u16 rtw_read16(struct adapter *adapter, u32 addr); extern u32 rtw_read32(struct adapter *adapter, u32 addr); @@ -121,46 +69,6 @@ extern int rtw_write32(struct adapter *adapter, u32 addr, u32 val); extern u32 rtw_write_port(struct adapter *adapter, u32 addr, u32 cnt, u8 *pmem); -extern void rtw_write_scsi(struct adapter *adapter, u32 cnt, u8 *pmem); - -/* ioreq */ -extern void ioreq_read8(struct adapter *adapter, u32 addr, u8 *pval); -extern void ioreq_read16(struct adapter *adapter, u32 addr, u16 *pval); -extern void ioreq_read32(struct adapter *adapter, u32 addr, u32 *pval); -extern void ioreq_write8(struct adapter *adapter, u32 addr, u8 val); -extern void ioreq_write16(struct adapter *adapter, u32 addr, u16 val); -extern void ioreq_write32(struct adapter *adapter, u32 addr, u32 val); - - -extern uint async_read8(struct adapter *adapter, u32 addr, u8 *pbuff, - void (*_async_io_callback)(struct adapter *padater, struct io_req *pio_req, u8 *cnxt), u8 *cnxt); -extern uint async_read16(struct adapter *adapter, u32 addr, u8 *pbuff, - void (*_async_io_callback)(struct adapter *padater, struct io_req *pio_req, u8 *cnxt), u8 *cnxt); -extern uint async_read32(struct adapter *adapter, u32 addr, u8 *pbuff, - void (*_async_io_callback)(struct adapter *padater, struct io_req *pio_req, u8 *cnxt), u8 *cnxt); - -extern void async_read_mem(struct adapter *adapter, u32 addr, u32 cnt, u8 *pmem); -extern void async_read_port(struct adapter *adapter, u32 addr, u32 cnt, u8 *pmem); - -extern void async_write8(struct adapter *adapter, u32 addr, u8 val, - void (*_async_io_callback)(struct adapter *padater, struct io_req *pio_req, u8 *cnxt), u8 *cnxt); -extern void async_write16(struct adapter *adapter, u32 addr, u16 val, - void (*_async_io_callback)(struct adapter *padater, struct io_req *pio_req, u8 *cnxt), u8 *cnxt); -extern void async_write32(struct adapter *adapter, u32 addr, u32 val, - void (*_async_io_callback)(struct adapter *padater, struct io_req *pio_req, u8 *cnxt), u8 *cnxt); - -extern void async_write_mem(struct adapter *adapter, u32 addr, u32 cnt, u8 *pmem); -extern void async_write_port(struct adapter *adapter, u32 addr, u32 cnt, u8 *pmem); - - int rtw_init_io_priv(struct adapter *padapter, void (*set_intf_ops)(struct adapter *padapter, struct _io_ops *pops)); - -extern uint alloc_io_queue(struct adapter *adapter); -extern void free_io_queue(struct adapter *adapter); -extern void async_bus_io(struct io_queue *pio_q); -extern void bus_sync_io(struct io_queue *pio_q); -extern u32 _ioreq2rwmem(struct io_queue *pio_q); -extern void dev_power_down(struct adapter *Adapter, u8 bpwrup); - #endif /* _RTL8711_IO_H_ */ diff --git a/drivers/staging/rtl8723bs/include/rtw_mp.h b/drivers/staging/rtl8723bs/include/rtw_mp.h deleted file mode 100644 index 5a1cbd2ed851..000000000000 --- a/drivers/staging/rtl8723bs/include/rtw_mp.h +++ /dev/null @@ -1,341 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/****************************************************************************** - * - * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved. - * - ******************************************************************************/ -#ifndef _RTW_MP_H_ -#define _RTW_MP_H_ - -#define MAX_MP_XMITBUF_SZ 2048 - -struct mp_xmit_frame { - struct list_head list; - - struct pkt_attrib attrib; - - struct sk_buff *pkt; - - int frame_tag; - - struct adapter *padapter; - - uint mem[(MAX_MP_XMITBUF_SZ >> 2)]; -}; - -struct mp_wiparam { - u32 bcompleted; - u32 act_type; - u32 io_offset; - u32 io_value; -}; - -struct mp_tx { - u8 stop; - u32 count, sended; - u8 payload; - struct pkt_attrib attrib; - /* struct tx_desc desc; */ - /* u8 resvdtx[7]; */ - u8 desc[TXDESC_SIZE]; - u8 *pallocated_buf; - u8 *buf; - u32 buf_size, write_size; - void *PktTxThread; -}; - -#define MP_MAX_LINES 1000 -#define MP_MAX_LINES_BYTES 256 - -typedef void (*MPT_WORK_ITEM_HANDLER)(void *Adapter); -struct mpt_context { - /* Indicate if we have started Mass Production Test. */ - bool bMassProdTest; - - /* Indicate if the driver is unloading or unloaded. */ - bool bMptDrvUnload; - - struct timer_list MPh2c_timeout_timer; -/* Event used to sync H2c for BT control */ - - bool MptH2cRspEvent; - bool MptBtC2hEvent; - bool bMPh2c_timeout; - - /* 8190 PCI does not support NDIS_WORK_ITEM. */ - /* Work Item for Mass Production Test. */ - /* NDIS_WORK_ITEM MptWorkItem; */ -/* RT_WORK_ITEM MptWorkItem; */ - /* Event used to sync the case unloading driver and MptWorkItem is still in progress. */ -/* NDIS_EVENT MptWorkItemEvent; */ - /* To protect the following variables. */ -/* NDIS_SPIN_LOCK MptWorkItemSpinLock; */ - /* Indicate a MptWorkItem is scheduled and not yet finished. */ - bool bMptWorkItemInProgress; - /* An instance which implements function and context of MptWorkItem. */ - MPT_WORK_ITEM_HANDLER CurrMptAct; - - /* 1 =Start, 0 =Stop from UI. */ - u32 MptTestStart; - /* _TEST_MODE, defined in MPT_Req2.h */ - u32 MptTestItem; - /* Variable needed in each implementation of CurrMptAct. */ - u32 MptActType; /* Type of action performed in CurrMptAct. */ - /* The Offset of IO operation is depend of MptActType. */ - u32 MptIoOffset; - /* The Value of IO operation is depend of MptActType. */ - u32 MptIoValue; - /* The RfPath of IO operation is depend of MptActType. */ - u32 MptRfPath; - - enum wireless_mode MptWirelessModeToSw; /* Wireless mode to switch. */ - u8 MptChannelToSw; /* Channel to switch. */ - u8 MptInitGainToSet; /* Initial gain to set. */ - u32 MptBandWidth; /* bandwidth to switch. */ - u32 MptRateIndex; /* rate index. */ - /* Register value kept for Single Carrier Tx test. */ - u8 btMpCckTxPower; - /* Register value kept for Single Carrier Tx test. */ - u8 btMpOfdmTxPower; - /* For MP Tx Power index */ - u8 TxPwrLevel[2]; /* rf-A, rf-B */ - u32 RegTxPwrLimit; - /* Content of RCR Register for Mass Production Test. */ - u32 MptRCR; - /* true if we only receive packets with specific pattern. */ - bool bMptFilterPattern; - /* Rx OK count, statistics used in Mass Production Test. */ - u32 MptRxOkCnt; - /* Rx CRC32 error count, statistics used in Mass Production Test. */ - u32 MptRxCrcErrCnt; - - bool bCckContTx; /* true if we are in CCK Continuous Tx test. */ - bool bOfdmContTx; /* true if we are in OFDM Continuous Tx test. */ - bool bStartContTx; /* true if we have start Continuous Tx test. */ - /* true if we are in Single Carrier Tx test. */ - bool bSingleCarrier; - /* true if we are in Carrier Suppression Tx Test. */ - bool bCarrierSuppression; - /* true if we are in Single Tone Tx test. */ - bool bSingleTone; - - /* ACK counter asked by K.Y.. */ - bool bMptEnableAckCounter; - u32 MptAckCounter; - - /* SD3 Willis For 8192S to save 1T/2T RF table for ACUT Only fro ACUT delete later ~~~! */ - /* s8 BufOfLines[2][MAX_LINES_HWCONFIG_TXT][MAX_BYTES_LINE_HWCONFIG_TXT]; */ - /* s8 BufOfLines[2][MP_MAX_LINES][MP_MAX_LINES_BYTES]; */ - /* s32 RfReadLine[2]; */ - - u8 APK_bound[2]; /* for APK path A/path B */ - bool bMptIndexEven; - - u8 backup0xc50; - u8 backup0xc58; - u8 backup0xc30; - u8 backup0x52_RF_A; - u8 backup0x52_RF_B; - - u32 backup0x58_RF_A; - u32 backup0x58_RF_B; - - u8 h2cReqNum; - u8 c2hBuf[32]; - - u8 btInBuf[100]; - u32 mptOutLen; - u8 mptOutBuf[100]; - -}; -/* endif */ - -/* define RTPRIV_IOCTL_MP (SIOCIWFIRSTPRIV + 0x17) */ -enum { - WRITE_REG = 1, - READ_REG, - WRITE_RF, - READ_RF, - MP_START, - MP_STOP, - MP_RATE, - MP_CHANNEL, - MP_BANDWIDTH, - MP_TXPOWER, - MP_ANT_TX, - MP_ANT_RX, - MP_CTX, - MP_QUERY, - MP_ARX, - MP_PSD, - MP_PWRTRK, - MP_THER, - MP_IOCTL, - EFUSE_GET, - EFUSE_SET, - MP_RESET_STATS, - MP_DUMP, - MP_PHYPARA, - MP_SetRFPathSwh, - MP_QueryDrvStats, - MP_SetBT, - CTA_TEST, - MP_DISABLE_BT_COEXIST, - MP_PwrCtlDM, - MP_NULL, - MP_GET_TXPOWER_INX, -}; - -struct mp_priv { - struct adapter *papdater; - - /* Testing Flag */ - u32 mode;/* 0 for normal type packet, 1 for loopback packet (16bytes TXCMD) */ - - u32 prev_fw_state; - - /* OID cmd handler */ - struct mp_wiparam workparam; -/* u8 act_in_progress; */ - - /* Tx Section */ - u8 TID; - u32 tx_pktcount; - u32 pktInterval; - struct mp_tx tx; - - /* Rx Section */ - u32 rx_bssidpktcount; - u32 rx_pktcount; - u32 rx_pktcount_filter_out; - u32 rx_crcerrpktcount; - u32 rx_pktloss; - bool rx_bindicatePkt; - struct recv_stat rxstat; - - /* RF/BB relative */ - u8 channel; - u8 bandwidth; - u8 prime_channel_offset; - u8 txpoweridx; - u8 txpoweridx_b; - u8 rateidx; - u32 preamble; -/* u8 modem; */ - u32 CrystalCap; -/* u32 curr_crystalcap; */ - - u16 antenna_tx; - u16 antenna_rx; -/* u8 curr_rfpath; */ - - u8 check_mp_pkt; - - u8 bSetTxPower; -/* uint ForcedDataRate; */ - u8 mp_dm; - u8 mac_filter[ETH_ALEN]; - u8 bmac_filter; - - struct wlan_network mp_network; - NDIS_802_11_MAC_ADDRESS network_macaddr; - - u8 *pallocated_mp_xmitframe_buf; - u8 *pmp_xmtframe_buf; - struct __queue free_mp_xmitqueue; - u32 free_mp_xmitframe_cnt; - bool bSetRxBssid; - bool bTxBufCkFail; - - struct mpt_context MptCtx; - - u8 *TXradomBuffer; -}; - -/* Hardware Registers */ -extern u8 mpdatarate[NumRates]; - -#define MAX_TX_PWR_INDEX_N_MODE 64 /* 0x3F */ - -#define REG_RF_BB_GAIN_OFFSET 0x7f -#define RF_GAIN_OFFSET_MASK 0xfffff - -/* */ -/* struct mp_xmit_frame *alloc_mp_xmitframe(struct mp_priv *pmp_priv); */ -/* int free_mp_xmitframe(struct xmit_priv *pxmitpriv, struct mp_xmit_frame *pmp_xmitframe); */ - -s32 init_mp_priv(struct adapter *padapter); -void free_mp_priv(struct mp_priv *pmp_priv); -s32 MPT_InitializeAdapter(struct adapter *padapter, u8 Channel); -void MPT_DeInitAdapter(struct adapter *padapter); -s32 mp_start_test(struct adapter *padapter); -void mp_stop_test(struct adapter *padapter); - -u32 _read_rfreg(struct adapter *padapter, u8 rfpath, u32 addr, u32 bitmask); -void _write_rfreg(struct adapter *padapter, u8 rfpath, u32 addr, u32 bitmask, u32 val); - -u32 read_macreg(struct adapter *padapter, u32 addr, u32 sz); -void write_macreg(struct adapter *padapter, u32 addr, u32 val, u32 sz); - -void SetChannel(struct adapter *padapter); -void SetBandwidth(struct adapter *padapter); -int SetTxPower(struct adapter *padapter); -void SetAntennaPathPower(struct adapter *padapter); -void SetDataRate(struct adapter *padapter); - -void SetAntenna(struct adapter *padapter); - -s32 SetThermalMeter(struct adapter *padapter, u8 target_ther); -void GetThermalMeter(struct adapter *padapter, u8 *value); - -void SetContinuousTx(struct adapter *padapter, u8 bStart); -void SetSingleCarrierTx(struct adapter *padapter, u8 bStart); -void SetSingleToneTx(struct adapter *padapter, u8 bStart); -void SetCarrierSuppressionTx(struct adapter *padapter, u8 bStart); -void PhySetTxPowerLevel(struct adapter *padapter); - -void fill_txdesc_for_mp(struct adapter *padapter, u8 *ptxdesc); -void SetPacketTx(struct adapter *padapter); -void SetPacketRx(struct adapter *padapter, u8 bStartRx); - -void ResetPhyRxPktCount(struct adapter *padapter); -u32 GetPhyRxPktReceived(struct adapter *padapter); -u32 GetPhyRxPktCRC32Error(struct adapter *padapter); - -s32 SetPowerTracking(struct adapter *padapter, u8 enable); -void GetPowerTracking(struct adapter *padapter, u8 *enable); - -u32 mp_query_psd(struct adapter *padapter, u8 *data); - -void Hal_SetAntenna(struct adapter *padapter); -void Hal_SetBandwidth(struct adapter *padapter); - -void Hal_SetTxPower(struct adapter *padapter); -void Hal_SetCarrierSuppressionTx(struct adapter *padapter, u8 bStart); -void Hal_SetSingleToneTx(struct adapter *padapter, u8 bStart); -void Hal_SetSingleCarrierTx(struct adapter *padapter, u8 bStart); -void Hal_SetContinuousTx(struct adapter *padapter, u8 bStart); - -void Hal_SetDataRate(struct adapter *padapter); -void Hal_SetChannel(struct adapter *padapter); -void Hal_SetAntennaPathPower(struct adapter *padapter); -s32 Hal_SetThermalMeter(struct adapter *padapter, u8 target_ther); -s32 Hal_SetPowerTracking(struct adapter *padapter, u8 enable); -void Hal_GetPowerTracking(struct adapter *padapter, u8 *enable); -void Hal_GetThermalMeter(struct adapter *padapter, u8 *value); -void Hal_mpt_SwitchRfSetting(struct adapter *padapter); -void Hal_MPT_CCKTxPowerAdjust(struct adapter *Adapter, bool bInCH14); -void Hal_MPT_CCKTxPowerAdjustbyIndex(struct adapter *padapter, bool beven); -void Hal_SetCCKTxPower(struct adapter *padapter, u8 *TxPower); -void Hal_SetOFDMTxPower(struct adapter *padapter, u8 *TxPower); -void Hal_TriggerRFThermalMeter(struct adapter *padapter); -u8 Hal_ReadRFThermalMeter(struct adapter *padapter); -void Hal_SetCCKContinuousTx(struct adapter *padapter, u8 bStart); -void Hal_SetOFDMContinuousTx(struct adapter *padapter, u8 bStart); -void Hal_ProSetCrystalCap(struct adapter *padapter, u32 CrystalCapVal); -void MP_PHY_SetRFPathSwitch(struct adapter *padapter, bool bMain); -u32 mpt_ProQueryCalTxPower(struct adapter *padapter, u8 RfPath); -void MPT_PwrCtlDM(struct adapter *padapter, u32 bstart); -u8 MptToMgntRate(u32 MptRateIdx); - -#endif /* _RTW_MP_H_ */ diff --git a/drivers/staging/rtl8723bs/include/sta_info.h b/drivers/staging/rtl8723bs/include/sta_info.h index b3535fed3de7..63343998266a 100644 --- a/drivers/staging/rtl8723bs/include/sta_info.h +++ b/drivers/staging/rtl8723bs/include/sta_info.h @@ -86,7 +86,7 @@ struct sta_info { uint qos_option; u8 hwaddr[ETH_ALEN]; - uint ieee8021x_blocked; /* 0: allowed, 1:blocked */ + bool ieee8021x_blocked; uint dot118021XPrivacy; /* aes, tkip... */ union Keytype dot11tkiptxmickey; union Keytype dot11tkiprxmickey; diff --git a/drivers/staging/rtl8723bs/os_dep/mlme_linux.c b/drivers/staging/rtl8723bs/os_dep/mlme_linux.c index 1904e82a24b5..fd4ae870a617 100644 --- a/drivers/staging/rtl8723bs/os_dep/mlme_linux.c +++ b/drivers/staging/rtl8723bs/os_dep/mlme_linux.c @@ -9,7 +9,7 @@ static void _dynamic_check_timer_handler(struct timer_list *t) { struct adapter *adapter = - from_timer(adapter, t, mlmepriv.dynamic_chk_timer); + timer_container_of(adapter, t, mlmepriv.dynamic_chk_timer); rtw_dynamic_check_timer_handler(adapter); @@ -19,7 +19,7 @@ static void _dynamic_check_timer_handler(struct timer_list *t) static void _rtw_set_scan_deny_timer_hdl(struct timer_list *t) { struct adapter *adapter = - from_timer(adapter, t, mlmepriv.set_scan_deny_timer); + timer_container_of(adapter, t, mlmepriv.set_scan_deny_timer); rtw_clear_scan_deny(adapter); } diff --git a/drivers/staging/rtl8723bs/os_dep/os_intfs.c b/drivers/staging/rtl8723bs/os_dep/os_intfs.c index 738a601c55bb..0248dff8f2aa 100644 --- a/drivers/staging/rtl8723bs/os_dep/os_intfs.c +++ b/drivers/staging/rtl8723bs/os_dep/os_intfs.c @@ -697,18 +697,18 @@ free_cmd_priv: void rtw_cancel_all_timer(struct adapter *padapter) { - del_timer_sync(&padapter->mlmepriv.assoc_timer); + timer_delete_sync(&padapter->mlmepriv.assoc_timer); - del_timer_sync(&padapter->mlmepriv.scan_to_timer); + timer_delete_sync(&padapter->mlmepriv.scan_to_timer); - del_timer_sync(&padapter->mlmepriv.dynamic_chk_timer); + timer_delete_sync(&padapter->mlmepriv.dynamic_chk_timer); - del_timer_sync(&(adapter_to_pwrctl(padapter)->pwr_state_check_timer)); + timer_delete_sync(&(adapter_to_pwrctl(padapter)->pwr_state_check_timer)); - del_timer_sync(&padapter->mlmepriv.set_scan_deny_timer); + timer_delete_sync(&padapter->mlmepriv.set_scan_deny_timer); rtw_clear_scan_deny(padapter); - del_timer_sync(&padapter->recvpriv.signal_stat_timer); + timer_delete_sync(&padapter->recvpriv.signal_stat_timer); /* cancel dm timer */ rtw_hal_dm_deinit(padapter); @@ -724,8 +724,6 @@ u8 rtw_free_drv_sw(struct adapter *padapter) rtw_free_mlme_priv(&padapter->mlmepriv); - /* free_io_queue(padapter); */ - _rtw_free_xmit_priv(&padapter->xmitpriv); _rtw_free_sta_priv(&padapter->stapriv); /* will free bcmc_stainfo here */ diff --git a/drivers/staging/rtl8723bs/os_dep/recv_linux.c b/drivers/staging/rtl8723bs/os_dep/recv_linux.c index ca808ded61ac..98d3e4777210 100644 --- a/drivers/staging/rtl8723bs/os_dep/recv_linux.c +++ b/drivers/staging/rtl8723bs/os_dep/recv_linux.c @@ -45,9 +45,8 @@ void rtw_os_recv_resource_free(struct recv_priv *precvpriv) /* free os related resource in struct recv_buf */ void rtw_os_recvbuf_resource_free(struct adapter *padapter, struct recv_buf *precvbuf) { - if (precvbuf->pskb) { + if (precvbuf->pskb) dev_kfree_skb_any(precvbuf->pskb); - } } struct sk_buff *rtw_os_alloc_msdu_pkt(union recv_frame *prframe, u16 nSubframe_Length, u8 *pdata) @@ -160,21 +159,19 @@ void rtw_handle_tkip_mic_err(struct adapter *padapter, u8 bgroup) } } - if (bgroup) { + if (bgroup) key_type |= NL80211_KEYTYPE_GROUP; - } else { + else key_type |= NL80211_KEYTYPE_PAIRWISE; - } cfg80211_michael_mic_failure(padapter->pnetdev, (u8 *)&pmlmepriv->assoc_bssid[0], key_type, -1, NULL, GFP_ATOMIC); memset(&ev, 0x00, sizeof(ev)); - if (bgroup) { + if (bgroup) ev.flags |= IW_MICFAILURE_GROUP; - } else { + else ev.flags |= IW_MICFAILURE_PAIRWISE; - } ev.src_addr.sa_family = ARPHRD_ETHER; memcpy(ev.src_addr.sa_data, &pmlmepriv->assoc_bssid[0], ETH_ALEN); diff --git a/drivers/staging/sm750fb/Makefile b/drivers/staging/sm750fb/Makefile index b89aa4c12e9d..f7e227df0e54 100644 --- a/drivers/staging/sm750fb/Makefile +++ b/drivers/staging/sm750fb/Makefile @@ -3,5 +3,4 @@ obj-$(CONFIG_FB_SM750) += sm750fb.o sm750fb-objs := sm750.o sm750_hw.o sm750_accel.o sm750_cursor.o \ ddk750_chip.o ddk750_power.o ddk750_mode.o \ - ddk750_display.o ddk750_swi2c.o ddk750_sii164.o \ - ddk750_dvi.o ddk750_hwi2c.o + ddk750_display.o ddk750_swi2c.o diff --git a/drivers/staging/sm750fb/TODO b/drivers/staging/sm750fb/TODO index 9dd57c566257..7ce632d040b3 100644 --- a/drivers/staging/sm750fb/TODO +++ b/drivers/staging/sm750fb/TODO @@ -3,9 +3,6 @@ TODO: - use kernel coding style - refine the code and remove unused code - Implement hardware acceleration for imageblit if image->depth > 1 -- check on hardware effects of removal of USE_HW_I2C and USE_DVICHIP (these two - are supposed to be sample code which is given here if someone wants to - use those functionalities) - must be ported to the atomic kms framework in the drm subsystem (which will give you a basic fbdev driver for free) diff --git a/drivers/staging/sm750fb/ddk750.h b/drivers/staging/sm750fb/ddk750.h index 64ef4d258a91..8a32f8cf3a98 100644 --- a/drivers/staging/sm750fb/ddk750.h +++ b/drivers/staging/sm750fb/ddk750.h @@ -14,8 +14,5 @@ #include "ddk750_chip.h" #include "ddk750_display.h" #include "ddk750_power.h" -#ifdef USE_HW_I2C -#include "ddk750_hwi2c.h" -#endif #include "ddk750_swi2c.h" #endif diff --git a/drivers/staging/sm750fb/ddk750_chip.c b/drivers/staging/sm750fb/ddk750_chip.c index 02860d3ec365..025dae3756aa 100644 --- a/drivers/staging/sm750fb/ddk750_chip.c +++ b/drivers/staging/sm750fb/ddk750_chip.c @@ -228,8 +228,8 @@ int ddk750_init_hw(struct initchip_param *p_init_param) reg = peek32(VGA_CONFIGURATION); reg |= (VGA_CONFIGURATION_PLL | VGA_CONFIGURATION_MODE); poke32(VGA_CONFIGURATION, reg); +#ifdef CONFIG_X86 } else { -#if defined(__i386__) || defined(__x86_64__) /* set graphic mode via IO method */ outb_p(0x88, 0x3d4); outb_p(0x06, 0x3d5); diff --git a/drivers/staging/sm750fb/ddk750_display.c b/drivers/staging/sm750fb/ddk750_display.c index 172624ff98b0..4e390541a507 100644 --- a/drivers/staging/sm750fb/ddk750_display.c +++ b/drivers/staging/sm750fb/ddk750_display.c @@ -3,7 +3,6 @@ #include "ddk750_chip.h" #include "ddk750_display.h" #include "ddk750_power.h" -#include "ddk750_dvi.h" static void set_display_control(int ctrl, int disp_state) { diff --git a/drivers/staging/sm750fb/ddk750_dvi.c b/drivers/staging/sm750fb/ddk750_dvi.c deleted file mode 100644 index 8b81e8642f9e..000000000000 --- a/drivers/staging/sm750fb/ddk750_dvi.c +++ /dev/null @@ -1,62 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -#define USE_DVICHIP -#ifdef USE_DVICHIP -#include "ddk750_chip.h" -#include "ddk750_reg.h" -#include "ddk750_dvi.h" -#include "ddk750_sii164.h" - -/* - * This global variable contains all the supported driver and its corresponding - * function API. Please set the function pointer to NULL whenever the function - * is not supported. - */ -static struct dvi_ctrl_device dcft_supported_dvi_controller[] = { -#ifdef DVI_CTRL_SII164 - { - .init = sii164_init_chip, - .get_vendor_id = sii164_get_vendor_id, - .get_device_id = sii164GetDeviceID, -#ifdef SII164_FULL_FUNCTIONS - .reset_chip = sii164ResetChip, - .get_chip_string = sii164GetChipString, - .set_power = sii164SetPower, - .enable_hot_plug_detection = sii164EnableHotPlugDetection, - .is_connected = sii164IsConnected, - .check_interrupt = sii164CheckInterrupt, - .clear_interrupt = sii164ClearInterrupt, -#endif - }, -#endif -}; - -int dvi_init(unsigned char edge_select, - unsigned char bus_select, - unsigned char dual_edge_clk_select, - unsigned char hsync_enable, - unsigned char vsync_enable, - unsigned char deskew_enable, - unsigned char deskew_setting, - unsigned char continuous_sync_enable, - unsigned char pll_filter_enable, - unsigned char pll_filter_value) -{ - struct dvi_ctrl_device *current_dvi_ctrl; - - current_dvi_ctrl = dcft_supported_dvi_controller; - if (current_dvi_ctrl->init) { - return current_dvi_ctrl->init(edge_select, - bus_select, - dual_edge_clk_select, - hsync_enable, - vsync_enable, - deskew_enable, - deskew_setting, - continuous_sync_enable, - pll_filter_enable, - pll_filter_value); - } - return -1; /* error */ -} - -#endif diff --git a/drivers/staging/sm750fb/ddk750_dvi.h b/drivers/staging/sm750fb/ddk750_dvi.h deleted file mode 100644 index c2518b73bdbd..000000000000 --- a/drivers/staging/sm750fb/ddk750_dvi.h +++ /dev/null @@ -1,57 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef DDK750_DVI_H__ -#define DDK750_DVI_H__ - -/* dvi chip stuffs structros */ - -typedef long (*PFN_DVICTRL_INIT)(unsigned char edge_select, - unsigned char bus_select, - unsigned char dual_edge_clk_select, - unsigned char hsync_enable, - unsigned char vsync_enable, - unsigned char deskew_enable, - unsigned char deskew_setting, - unsigned char continuous_sync_enable, - unsigned char pll_filter_enable, - unsigned char pll_filter_value); - -typedef void (*PFN_DVICTRL_RESETCHIP)(void); -typedef char* (*PFN_DVICTRL_GETCHIPSTRING)(void); -typedef unsigned short (*PFN_DVICTRL_GETVENDORID)(void); -typedef unsigned short (*PFN_DVICTRL_GETDEVICEID)(void); -typedef void (*PFN_DVICTRL_SETPOWER)(unsigned char power_up); -typedef void (*PFN_DVICTRL_HOTPLUGDETECTION)(unsigned char enable_hot_plug); -typedef unsigned char (*PFN_DVICTRL_ISCONNECTED)(void); -typedef unsigned char (*PFN_DVICTRL_CHECKINTERRUPT)(void); -typedef void (*PFN_DVICTRL_CLEARINTERRUPT)(void); - -/* Structure to hold all the function pointer to the DVI Controller. */ -struct dvi_ctrl_device { - PFN_DVICTRL_INIT init; - PFN_DVICTRL_RESETCHIP reset_chip; - PFN_DVICTRL_GETCHIPSTRING get_chip_string; - PFN_DVICTRL_GETVENDORID get_vendor_id; - PFN_DVICTRL_GETDEVICEID get_device_id; - PFN_DVICTRL_SETPOWER set_power; - PFN_DVICTRL_HOTPLUGDETECTION enable_hot_plug_detection; - PFN_DVICTRL_ISCONNECTED is_connected; - PFN_DVICTRL_CHECKINTERRUPT check_interrupt; - PFN_DVICTRL_CLEARINTERRUPT clear_interrupt; -}; - -#define DVI_CTRL_SII164 - -/* dvi functions prototype */ -int dvi_init(unsigned char edge_select, - unsigned char bus_select, - unsigned char dual_edge_clk_select, - unsigned char hsync_enable, - unsigned char vsync_enable, - unsigned char deskew_enable, - unsigned char deskew_setting, - unsigned char continuous_sync_enable, - unsigned char pll_filter_enable, - unsigned char pll_filter_value); - -#endif - diff --git a/drivers/staging/sm750fb/ddk750_hwi2c.c b/drivers/staging/sm750fb/ddk750_hwi2c.c deleted file mode 100644 index 8482689b665b..000000000000 --- a/drivers/staging/sm750fb/ddk750_hwi2c.c +++ /dev/null @@ -1,247 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -#define USE_HW_I2C -#ifdef USE_HW_I2C -#include "ddk750_chip.h" -#include "ddk750_reg.h" -#include "ddk750_hwi2c.h" -#include "ddk750_power.h" - -#define MAX_HWI2C_FIFO 16 -#define HWI2C_WAIT_TIMEOUT 0xF0000 - -int sm750_hw_i2c_init(unsigned char bus_speed_mode) -{ - unsigned int value; - - /* Enable GPIO 30 & 31 as IIC clock & data */ - value = peek32(GPIO_MUX); - - value |= (GPIO_MUX_30 | GPIO_MUX_31); - poke32(GPIO_MUX, value); - - /* - * Enable Hardware I2C power. - * TODO: Check if we need to enable GPIO power? - */ - sm750_enable_i2c(1); - - /* Enable the I2C Controller and set the bus speed mode */ - value = peek32(I2C_CTRL) & ~(I2C_CTRL_MODE | I2C_CTRL_EN); - if (bus_speed_mode) - value |= I2C_CTRL_MODE; - value |= I2C_CTRL_EN; - poke32(I2C_CTRL, value); - - return 0; -} - -void sm750_hw_i2c_close(void) -{ - unsigned int value; - - /* Disable I2C controller */ - value = peek32(I2C_CTRL) & ~I2C_CTRL_EN; - poke32(I2C_CTRL, value); - - /* Disable I2C Power */ - sm750_enable_i2c(0); - - /* Set GPIO 30 & 31 back as GPIO pins */ - value = peek32(GPIO_MUX); - value &= ~GPIO_MUX_30; - value &= ~GPIO_MUX_31; - poke32(GPIO_MUX, value); -} - -static long hw_i2c_wait_tx_done(void) -{ - unsigned int timeout; - - /* Wait until the transfer is completed. */ - timeout = HWI2C_WAIT_TIMEOUT; - while (!(peek32(I2C_STATUS) & I2C_STATUS_TX) && (timeout != 0)) - timeout--; - - if (timeout == 0) - return -1; - - return 0; -} - -/* - * This function writes data to the i2c slave device registers. - * - * Parameters: - * addr - i2c Slave device address - * length - Total number of bytes to be written to the device - * buf - The buffer that contains the data to be written to the - * i2c device. - * - * Return Value: - * Total number of bytes those are actually written. - */ -static unsigned int hw_i2c_write_data(unsigned char addr, - unsigned int length, - unsigned char *buf) -{ - unsigned char count, i; - unsigned int total_bytes = 0; - - /* Set the Device Address */ - poke32(I2C_SLAVE_ADDRESS, addr & ~0x01); - - /* - * Write data. - * Note: - * Only 16 byte can be accessed per i2c start instruction. - */ - do { - /* - * Reset I2C by writing 0 to I2C_RESET register to - * clear the previous status. - */ - poke32(I2C_RESET, 0); - - /* Set the number of bytes to be written */ - if (length < MAX_HWI2C_FIFO) - count = length - 1; - else - count = MAX_HWI2C_FIFO - 1; - poke32(I2C_BYTE_COUNT, count); - - /* Move the data to the I2C data register */ - for (i = 0; i <= count; i++) - poke32(I2C_DATA0 + i, *buf++); - - /* Start the I2C */ - poke32(I2C_CTRL, peek32(I2C_CTRL) | I2C_CTRL_CTRL); - - /* Wait until the transfer is completed. */ - if (hw_i2c_wait_tx_done() != 0) - break; - - /* Subtract length */ - length -= (count + 1); - - /* Total byte written */ - total_bytes += (count + 1); - - } while (length > 0); - - return total_bytes; -} - -/* - * This function reads data from the slave device and stores them - * in the given buffer - * - * Parameters: - * addr - i2c Slave device address - * length - Total number of bytes to be read - * buf - Pointer to a buffer to be filled with the data read - * from the slave device. It has to be the same size as the - * length to make sure that it can keep all the data read. - * - * Return Value: - * Total number of actual bytes read from the slave device - */ -static unsigned int hw_i2c_read_data(unsigned char addr, - unsigned int length, - unsigned char *buf) -{ - unsigned char count, i; - unsigned int total_bytes = 0; - - /* Set the Device Address */ - poke32(I2C_SLAVE_ADDRESS, addr | 0x01); - - /* - * Read data and save them to the buffer. - * Note: - * Only 16 byte can be accessed per i2c start instruction. - */ - do { - /* - * Reset I2C by writing 0 to I2C_RESET register to - * clear all the status. - */ - poke32(I2C_RESET, 0); - - /* Set the number of bytes to be read */ - if (length <= MAX_HWI2C_FIFO) - count = length - 1; - else - count = MAX_HWI2C_FIFO - 1; - poke32(I2C_BYTE_COUNT, count); - - /* Start the I2C */ - poke32(I2C_CTRL, peek32(I2C_CTRL) | I2C_CTRL_CTRL); - - /* Wait until transaction done. */ - if (hw_i2c_wait_tx_done() != 0) - break; - - /* Save the data to the given buffer */ - for (i = 0; i <= count; i++) - *buf++ = peek32(I2C_DATA0 + i); - - /* Subtract length by 16 */ - length -= (count + 1); - - /* Number of bytes read. */ - total_bytes += (count + 1); - - } while (length > 0); - - return total_bytes; -} - -/* - * This function reads the slave device's register - * - * Parameters: - * deviceAddress - i2c Slave device address which register - * to be read from - * registerIndex - Slave device's register to be read - * - * Return Value: - * Register value - */ -unsigned char sm750_hw_i2c_read_reg(unsigned char addr, unsigned char reg) -{ - unsigned char value = 0xFF; - - if (hw_i2c_write_data(addr, 1, ®) == 1) - hw_i2c_read_data(addr, 1, &value); - - return value; -} - -/* - * This function writes a value to the slave device's register - * - * Parameters: - * deviceAddress - i2c Slave device address which register - * to be written - * registerIndex - Slave device's register to be written - * data - Data to be written to the register - * - * Result: - * 0 - Success - * -1 - Fail - */ -int sm750_hw_i2c_write_reg(unsigned char addr, - unsigned char reg, - unsigned char data) -{ - unsigned char value[2]; - - value[0] = reg; - value[1] = data; - if (hw_i2c_write_data(addr, 2, value) == 2) - return 0; - - return -1; -} - -#endif diff --git a/drivers/staging/sm750fb/ddk750_hwi2c.h b/drivers/staging/sm750fb/ddk750_hwi2c.h deleted file mode 100644 index 337c6493ca61..000000000000 --- a/drivers/staging/sm750fb/ddk750_hwi2c.h +++ /dev/null @@ -1,12 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef DDK750_HWI2C_H__ -#define DDK750_HWI2C_H__ - -/* hwi2c functions */ -int sm750_hw_i2c_init(unsigned char bus_speed_mode); -void sm750_hw_i2c_close(void); - -unsigned char sm750_hw_i2c_read_reg(unsigned char addr, unsigned char reg); -int sm750_hw_i2c_write_reg(unsigned char addr, unsigned char reg, - unsigned char data); -#endif diff --git a/drivers/staging/sm750fb/ddk750_power.h b/drivers/staging/sm750fb/ddk750_power.h index 63c9e8b6ffb3..5cbb11986bb8 100644 --- a/drivers/staging/sm750fb/ddk750_power.h +++ b/drivers/staging/sm750fb/ddk750_power.h @@ -3,10 +3,10 @@ #define DDK750_POWER_H__ enum dpms { - crtDPMS_ON = 0x0, - crtDPMS_STANDBY = 0x1, - crtDPMS_SUSPEND = 0x2, - crtDPMS_OFF = 0x3, + CRT_DPMS_ON = 0x0, + CRT_DPMS_STANDBY = 0x1, + CRT_DPMS_SUSPEND = 0x2, + CRT_DPMS_OFF = 0x3, }; #define set_DAC(off) { \ diff --git a/drivers/staging/sm750fb/ddk750_sii164.c b/drivers/staging/sm750fb/ddk750_sii164.c deleted file mode 100644 index 2532b60245ac..000000000000 --- a/drivers/staging/sm750fb/ddk750_sii164.c +++ /dev/null @@ -1,408 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -#define USE_DVICHIP -#ifdef USE_DVICHIP - -#include "ddk750_sii164.h" -#include "ddk750_hwi2c.h" - -/* I2C Address of each SII164 chip */ -#define SII164_I2C_ADDRESS 0x70 - -/* Define this definition to use hardware i2c. */ -#define USE_HW_I2C - -#ifdef USE_HW_I2C - #define i2cWriteReg sm750_hw_i2c_write_reg - #define i2cReadReg sm750_hw_i2c_read_reg -#else - #define i2cWriteReg sm750_sw_i2c_write_reg - #define i2cReadReg sm750_sw_i2c_read_reg -#endif - -/* SII164 Vendor and Device ID */ -#define SII164_VENDOR_ID 0x0001 -#define SII164_DEVICE_ID 0x0006 - -#ifdef SII164_FULL_FUNCTIONS -/* Name of the DVI Controller chip */ -static char *gDviCtrlChipName = "Silicon Image SiI 164"; -#endif - -/* - * sii164_get_vendor_id - * This function gets the vendor ID of the DVI controller chip. - * - * Output: - * Vendor ID - */ -unsigned short sii164_get_vendor_id(void) -{ - unsigned short vendorID; - - vendorID = ((unsigned short)i2cReadReg(SII164_I2C_ADDRESS, - SII164_VENDOR_ID_HIGH) << 8) | - (unsigned short)i2cReadReg(SII164_I2C_ADDRESS, - SII164_VENDOR_ID_LOW); - - return vendorID; -} - -/* - * sii164GetDeviceID - * This function gets the device ID of the DVI controller chip. - * - * Output: - * Device ID - */ -unsigned short sii164GetDeviceID(void) -{ - unsigned short deviceID; - - deviceID = ((unsigned short)i2cReadReg(SII164_I2C_ADDRESS, - SII164_DEVICE_ID_HIGH) << 8) | - (unsigned short)i2cReadReg(SII164_I2C_ADDRESS, - SII164_DEVICE_ID_LOW); - - return deviceID; -} - -/* - * DVI.C will handle all SiI164 chip stuffs and try its best to make code - * minimal and useful - */ - -/* - * sii164_init_chip - * This function initialize and detect the DVI controller chip. - * - * Input: - * edge_select - Edge Select: - * 0 = Input data is falling edge latched (falling - * edge latched first in dual edge mode) - * 1 = Input data is rising edge latched (rising - * edge latched first in dual edge mode) - * bus_select - Input Bus Select: - * 0 = Input data bus is 12-bits wide - * 1 = Input data bus is 24-bits wide - * dual_edge_clk_select - Dual Edge Clock Select - * 0 = Input data is single edge latched - * 1 = Input data is dual edge latched - * hsync_enable - Horizontal Sync Enable: - * 0 = HSYNC input is transmitted as fixed LOW - * 1 = HSYNC input is transmitted as is - * vsync_enable - Vertical Sync Enable: - * 0 = VSYNC input is transmitted as fixed LOW - * 1 = VSYNC input is transmitted as is - * deskew_enable - De-skewing Enable: - * 0 = De-skew disabled - * 1 = De-skew enabled - * deskew_setting - De-skewing Setting (increment of 260psec) - * 0 = 1 step --> minimum setup / maximum hold - * 1 = 2 step - * 2 = 3 step - * 3 = 4 step - * 4 = 5 step - * 5 = 6 step - * 6 = 7 step - * 7 = 8 step --> maximum setup / minimum hold - * continuous_sync_enable- SYNC Continuous: - * 0 = Disable - * 1 = Enable - * pll_filter_enable - PLL Filter Enable - * 0 = Disable PLL Filter - * 1 = Enable PLL Filter - * pll_filter_value - PLL Filter characteristics: - * 0~7 (recommended value is 4) - * - * Output: - * 0 - Success - * -1 - Fail. - */ -long sii164_init_chip(unsigned char edge_select, - unsigned char bus_select, - unsigned char dual_edge_clk_select, - unsigned char hsync_enable, - unsigned char vsync_enable, - unsigned char deskew_enable, - unsigned char deskew_setting, - unsigned char continuous_sync_enable, - unsigned char pll_filter_enable, - unsigned char pll_filter_value) -{ - unsigned char config; - - /* Initialize the i2c bus */ -#ifdef USE_HW_I2C - /* Use fast mode. */ - sm750_hw_i2c_init(1); -#else - sm750_sw_i2c_init(DEFAULT_I2C_SCL, DEFAULT_I2C_SDA); -#endif - - /* Check if SII164 Chip exists */ - if ((sii164_get_vendor_id() == SII164_VENDOR_ID) && - (sii164GetDeviceID() == SII164_DEVICE_ID)) { - /* - * Initialize SII164 controller chip. - */ - - /* Select the edge */ - if (edge_select == 0) - config = SII164_CONFIGURATION_LATCH_FALLING; - else - config = SII164_CONFIGURATION_LATCH_RISING; - - /* Select bus wide */ - if (bus_select == 0) - config |= SII164_CONFIGURATION_BUS_12BITS; - else - config |= SII164_CONFIGURATION_BUS_24BITS; - - /* Select Dual/Single Edge Clock */ - if (dual_edge_clk_select == 0) - config |= SII164_CONFIGURATION_CLOCK_SINGLE; - else - config |= SII164_CONFIGURATION_CLOCK_DUAL; - - /* Select HSync Enable */ - if (hsync_enable == 0) - config |= SII164_CONFIGURATION_HSYNC_FORCE_LOW; - else - config |= SII164_CONFIGURATION_HSYNC_AS_IS; - - /* Select VSync Enable */ - if (vsync_enable == 0) - config |= SII164_CONFIGURATION_VSYNC_FORCE_LOW; - else - config |= SII164_CONFIGURATION_VSYNC_AS_IS; - - i2cWriteReg(SII164_I2C_ADDRESS, SII164_CONFIGURATION, config); - - /* - * De-skew enabled with default 111b value. - * This fixes some artifacts problem in some mode on board 2.2. - * Somehow this fix does not affect board 2.1. - */ - if (deskew_enable == 0) - config = SII164_DESKEW_DISABLE; - else - config = SII164_DESKEW_ENABLE; - - switch (deskew_setting) { - case 0: - config |= SII164_DESKEW_1_STEP; - break; - case 1: - config |= SII164_DESKEW_2_STEP; - break; - case 2: - config |= SII164_DESKEW_3_STEP; - break; - case 3: - config |= SII164_DESKEW_4_STEP; - break; - case 4: - config |= SII164_DESKEW_5_STEP; - break; - case 5: - config |= SII164_DESKEW_6_STEP; - break; - case 6: - config |= SII164_DESKEW_7_STEP; - break; - case 7: - config |= SII164_DESKEW_8_STEP; - break; - } - i2cWriteReg(SII164_I2C_ADDRESS, SII164_DESKEW, config); - - /* Enable/Disable Continuous Sync. */ - if (continuous_sync_enable == 0) - config = SII164_PLL_FILTER_SYNC_CONTINUOUS_DISABLE; - else - config = SII164_PLL_FILTER_SYNC_CONTINUOUS_ENABLE; - - /* Enable/Disable PLL Filter */ - if (pll_filter_enable == 0) - config |= SII164_PLL_FILTER_DISABLE; - else - config |= SII164_PLL_FILTER_ENABLE; - - /* Set the PLL Filter value */ - config |= ((pll_filter_value & 0x07) << 1); - - i2cWriteReg(SII164_I2C_ADDRESS, SII164_PLL, config); - - /* Recover from Power Down and enable output. */ - config = i2cReadReg(SII164_I2C_ADDRESS, SII164_CONFIGURATION); - config |= SII164_CONFIGURATION_POWER_NORMAL; - i2cWriteReg(SII164_I2C_ADDRESS, SII164_CONFIGURATION, config); - - return 0; - } - - /* Return -1 if initialization fails. */ - return -1; -} - -/* below sii164 function is not necessary */ - -#ifdef SII164_FULL_FUNCTIONS - -/* - * sii164ResetChip - * This function resets the DVI Controller Chip. - */ -void sii164ResetChip(void) -{ - /* Power down */ - sii164SetPower(0); - sii164SetPower(1); -} - -/* - * sii164GetChipString - * This function returns a char string name of the current DVI Controller - * chip. - * - * It's convenient for application need to display the chip name. - */ -char *sii164GetChipString(void) -{ - return gDviCtrlChipName; -} - -/* - * sii164SetPower - * This function sets the power configuration of the DVI Controller Chip. - * - * Input: - * powerUp - Flag to set the power down or up - */ -void sii164SetPower(unsigned char powerUp) -{ - unsigned char config; - - config = i2cReadReg(SII164_I2C_ADDRESS, SII164_CONFIGURATION); - if (powerUp == 1) { - /* Power up the chip */ - config &= ~SII164_CONFIGURATION_POWER_MASK; - config |= SII164_CONFIGURATION_POWER_NORMAL; - i2cWriteReg(SII164_I2C_ADDRESS, SII164_CONFIGURATION, config); - } else { - /* Power down the chip */ - config &= ~SII164_CONFIGURATION_POWER_MASK; - config |= SII164_CONFIGURATION_POWER_DOWN; - i2cWriteReg(SII164_I2C_ADDRESS, SII164_CONFIGURATION, config); - } -} - -/* - * sii164SelectHotPlugDetectionMode - * This function selects the mode of the hot plug detection. - */ -static -void sii164SelectHotPlugDetectionMode(enum sii164_hot_plug_mode hotPlugMode) -{ - unsigned char detectReg; - - detectReg = i2cReadReg(SII164_I2C_ADDRESS, SII164_DETECT) & - ~SII164_DETECT_MONITOR_SENSE_OUTPUT_FLAG; - switch (hotPlugMode) { - case SII164_HOTPLUG_DISABLE: - detectReg |= SII164_DETECT_MONITOR_SENSE_OUTPUT_HIGH; - break; - case SII164_HOTPLUG_USE_MDI: - detectReg &= ~SII164_DETECT_INTERRUPT_MASK; - detectReg |= SII164_DETECT_INTERRUPT_BY_HTPLG_PIN; - detectReg |= SII164_DETECT_MONITOR_SENSE_OUTPUT_MDI; - break; - case SII164_HOTPLUG_USE_RSEN: - detectReg |= SII164_DETECT_MONITOR_SENSE_OUTPUT_RSEN; - break; - case SII164_HOTPLUG_USE_HTPLG: - detectReg |= SII164_DETECT_MONITOR_SENSE_OUTPUT_HTPLG; - break; - } - - i2cWriteReg(SII164_I2C_ADDRESS, SII164_DETECT, detectReg); -} - -/* - * sii164EnableHotPlugDetection - * This function enables the Hot Plug detection. - * - * enableHotPlug - Enable (=1) / disable (=0) Hot Plug detection - */ -void sii164EnableHotPlugDetection(unsigned char enableHotPlug) -{ - unsigned char detectReg; - - detectReg = i2cReadReg(SII164_I2C_ADDRESS, SII164_DETECT); - - /* Depending on each DVI controller, need to enable the hot plug based - * on each individual chip design. - */ - if (enableHotPlug != 0) - sii164SelectHotPlugDetectionMode(SII164_HOTPLUG_USE_MDI); - else - sii164SelectHotPlugDetectionMode(SII164_HOTPLUG_DISABLE); -} - -/* - * sii164IsConnected - * Check if the DVI Monitor is connected. - * - * Output: - * 0 - Not Connected - * 1 - Connected - */ -unsigned char sii164IsConnected(void) -{ - unsigned char hotPlugValue; - - hotPlugValue = i2cReadReg(SII164_I2C_ADDRESS, SII164_DETECT) & - SII164_DETECT_HOT_PLUG_STATUS_MASK; - if (hotPlugValue == SII164_DETECT_HOT_PLUG_STATUS_ON) - return 1; - else - return 0; -} - -/* - * sii164CheckInterrupt - * Checks if interrupt has occurred. - * - * Output: - * 0 - No interrupt - * 1 - Interrupt occurs - */ -unsigned char sii164CheckInterrupt(void) -{ - unsigned char detectReg; - - detectReg = i2cReadReg(SII164_I2C_ADDRESS, SII164_DETECT) & - SII164_DETECT_MONITOR_STATE_MASK; - if (detectReg == SII164_DETECT_MONITOR_STATE_CHANGE) - return 1; - else - return 0; -} - -/* - * sii164ClearInterrupt - * Clear the hot plug interrupt. - */ -void sii164ClearInterrupt(void) -{ - unsigned char detectReg; - - /* Clear the MDI interrupt */ - detectReg = i2cReadReg(SII164_I2C_ADDRESS, SII164_DETECT); - i2cWriteReg(SII164_I2C_ADDRESS, SII164_DETECT, - detectReg | SII164_DETECT_MONITOR_STATE_CLEAR); -} - -#endif - -#endif diff --git a/drivers/staging/sm750fb/ddk750_sii164.h b/drivers/staging/sm750fb/ddk750_sii164.h deleted file mode 100644 index 71a7c1cb42c4..000000000000 --- a/drivers/staging/sm750fb/ddk750_sii164.h +++ /dev/null @@ -1,174 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef DDK750_SII164_H__ -#define DDK750_SII164_H__ - -#define USE_DVICHIP - -/* Hot Plug detection mode structure */ -enum sii164_hot_plug_mode { - SII164_HOTPLUG_DISABLE = 0, /* Disable Hot Plug output bit - * (always high). - */ - - SII164_HOTPLUG_USE_MDI, /* Use Monitor Detect Interrupt bit. */ - SII164_HOTPLUG_USE_RSEN, /* Use Receiver Sense detect bit. */ - SII164_HOTPLUG_USE_HTPLG /* Use Hot Plug detect bit. */ -}; - -/* Silicon Image SiI164 chip prototype */ -long sii164_init_chip(unsigned char edgeSelect, - unsigned char busSelect, - unsigned char dualEdgeClkSelect, - unsigned char hsyncEnable, - unsigned char vsyncEnable, - unsigned char deskewEnable, - unsigned char deskewSetting, - unsigned char continuousSyncEnable, - unsigned char pllFilterEnable, - unsigned char pllFilterValue); - -unsigned short sii164_get_vendor_id(void); -unsigned short sii164GetDeviceID(void); - -#ifdef SII164_FULL_FUNCTIONS -void sii164ResetChip(void); -char *sii164GetChipString(void); -void sii164SetPower(unsigned char powerUp); -void sii164EnableHotPlugDetection(unsigned char enableHotPlug); -unsigned char sii164IsConnected(void); -unsigned char sii164CheckInterrupt(void); -void sii164ClearInterrupt(void); -#endif -/* - * below register definition is used for - * Silicon Image SiI164 DVI controller chip - */ -/* - * Vendor ID registers - */ -#define SII164_VENDOR_ID_LOW 0x00 -#define SII164_VENDOR_ID_HIGH 0x01 - -/* - * Device ID registers - */ -#define SII164_DEVICE_ID_LOW 0x02 -#define SII164_DEVICE_ID_HIGH 0x03 - -/* - * Device Revision - */ -#define SII164_DEVICE_REVISION 0x04 - -/* - * Frequency Limitation registers - */ -#define SII164_FREQUENCY_LIMIT_LOW 0x06 -#define SII164_FREQUENCY_LIMIT_HIGH 0x07 - -/* - * Power Down and Input Signal Configuration registers - */ -#define SII164_CONFIGURATION 0x08 - -/* Power down (PD) */ -#define SII164_CONFIGURATION_POWER_DOWN 0x00 -#define SII164_CONFIGURATION_POWER_NORMAL 0x01 -#define SII164_CONFIGURATION_POWER_MASK 0x01 - -/* Input Edge Latch Select (EDGE) */ -#define SII164_CONFIGURATION_LATCH_FALLING 0x00 -#define SII164_CONFIGURATION_LATCH_RISING 0x02 - -/* Bus Select (BSEL) */ -#define SII164_CONFIGURATION_BUS_12BITS 0x00 -#define SII164_CONFIGURATION_BUS_24BITS 0x04 - -/* Dual Edge Clock Select (DSEL) */ -#define SII164_CONFIGURATION_CLOCK_SINGLE 0x00 -#define SII164_CONFIGURATION_CLOCK_DUAL 0x08 - -/* Horizontal Sync Enable (HEN) */ -#define SII164_CONFIGURATION_HSYNC_FORCE_LOW 0x00 -#define SII164_CONFIGURATION_HSYNC_AS_IS 0x10 - -/* Vertical Sync Enable (VEN) */ -#define SII164_CONFIGURATION_VSYNC_FORCE_LOW 0x00 -#define SII164_CONFIGURATION_VSYNC_AS_IS 0x20 - -/* - * Detection registers - */ -#define SII164_DETECT 0x09 - -/* Monitor Detect Interrupt (MDI) */ -#define SII164_DETECT_MONITOR_STATE_CHANGE 0x00 -#define SII164_DETECT_MONITOR_STATE_NO_CHANGE 0x01 -#define SII164_DETECT_MONITOR_STATE_CLEAR 0x01 -#define SII164_DETECT_MONITOR_STATE_MASK 0x01 - -/* Hot Plug detect Input (HTPLG) */ -#define SII164_DETECT_HOT_PLUG_STATUS_OFF 0x00 -#define SII164_DETECT_HOT_PLUG_STATUS_ON 0x02 -#define SII164_DETECT_HOT_PLUG_STATUS_MASK 0x02 - -/* Receiver Sense (RSEN) */ -#define SII164_DETECT_RECEIVER_SENSE_NOT_DETECTED 0x00 -#define SII164_DETECT_RECEIVER_SENSE_DETECTED 0x04 - -/* Interrupt Generation Method (TSEL) */ -#define SII164_DETECT_INTERRUPT_BY_RSEN_PIN 0x00 -#define SII164_DETECT_INTERRUPT_BY_HTPLG_PIN 0x08 -#define SII164_DETECT_INTERRUPT_MASK 0x08 - -/* Monitor Sense Output (MSEN) */ -#define SII164_DETECT_MONITOR_SENSE_OUTPUT_HIGH 0x00 -#define SII164_DETECT_MONITOR_SENSE_OUTPUT_MDI 0x10 -#define SII164_DETECT_MONITOR_SENSE_OUTPUT_RSEN 0x20 -#define SII164_DETECT_MONITOR_SENSE_OUTPUT_HTPLG 0x30 -#define SII164_DETECT_MONITOR_SENSE_OUTPUT_FLAG 0x30 - -/* - * Skewing registers - */ -#define SII164_DESKEW 0x0A - -/* General Purpose Input (CTL[3:1]) */ -#define SII164_DESKEW_GENERAL_PURPOSE_INPUT_MASK 0x0E - -/* De-skewing Enable bit (DKEN) */ -#define SII164_DESKEW_DISABLE 0x00 -#define SII164_DESKEW_ENABLE 0x10 - -/* De-skewing Setting (DK[3:1])*/ -#define SII164_DESKEW_1_STEP 0x00 -#define SII164_DESKEW_2_STEP 0x20 -#define SII164_DESKEW_3_STEP 0x40 -#define SII164_DESKEW_4_STEP 0x60 -#define SII164_DESKEW_5_STEP 0x80 -#define SII164_DESKEW_6_STEP 0xA0 -#define SII164_DESKEW_7_STEP 0xC0 -#define SII164_DESKEW_8_STEP 0xE0 - -/* - * User Configuration Data registers (CFG 7:0) - */ -#define SII164_USER_CONFIGURATION 0x0B - -/* - * PLL registers - */ -#define SII164_PLL 0x0C - -/* PLL Filter Value (PLLF) */ -#define SII164_PLL_FILTER_VALUE_MASK 0x0E - -/* PLL Filter Enable (PFEN) */ -#define SII164_PLL_FILTER_DISABLE 0x00 -#define SII164_PLL_FILTER_ENABLE 0x01 - -/* Sync Continuous (SCNT) */ -#define SII164_PLL_FILTER_SYNC_CONTINUOUS_DISABLE 0x00 -#define SII164_PLL_FILTER_SYNC_CONTINUOUS_ENABLE 0x80 - -#endif diff --git a/drivers/staging/sm750fb/sm750.c b/drivers/staging/sm750fb/sm750.c index 04c1b32a22c5..1d929aca399c 100644 --- a/drivers/staging/sm750fb/sm750.c +++ b/drivers/staging/sm750fb/sm750.c @@ -120,12 +120,12 @@ static int lynxfb_ops_cursor(struct fb_info *info, struct fb_cursor *fbcursor) sm750_hw_cursor_disable(cursor); if (fbcursor->set & FB_CUR_SETSIZE) - sm750_hw_cursor_setSize(cursor, + sm750_hw_cursor_set_size(cursor, fbcursor->image.width, fbcursor->image.height); if (fbcursor->set & FB_CUR_SETPOS) - sm750_hw_cursor_setPos(cursor, + sm750_hw_cursor_set_pos(cursor, fbcursor->image.dx - info->var.xoffset, fbcursor->image.dy - info->var.yoffset); @@ -141,14 +141,12 @@ static int lynxfb_ops_cursor(struct fb_info *info, struct fb_cursor *fbcursor) ((info->cmap.green[fbcursor->image.bg_color] & 0xfc00) >> 5) | ((info->cmap.blue[fbcursor->image.bg_color] & 0xf800) >> 11); - sm750_hw_cursor_setColor(cursor, fg, bg); + sm750_hw_cursor_set_color(cursor, fg, bg); } if (fbcursor->set & (FB_CUR_SETSHAPE | FB_CUR_SETIMAGE)) { - sm750_hw_cursor_setData(cursor, - fbcursor->rop, - fbcursor->image.data, - fbcursor->mask); + sm750_hw_cursor_set_data(cursor, fbcursor->rop, fbcursor->image.data, + fbcursor->mask); } if (fbcursor->enable) @@ -394,9 +392,9 @@ static int lynxfb_ops_set_par(struct fb_info *info) pr_err("bpp %d not supported\n", var->bits_per_pixel); return ret; } - ret = hw_sm750_crtc_setMode(crtc, var, fix); + ret = hw_sm750_crtc_set_mode(crtc, var, fix); if (!ret) - ret = hw_sm750_output_setMode(output, var, fix); + ret = hw_sm750_output_set_mode(output, var, fix); return ret; } @@ -514,7 +512,7 @@ static int lynxfb_ops_check_var(struct fb_var_screeninfo *var, return -ENOMEM; } - return hw_sm750_crtc_checkMode(crtc, var); + return hw_sm750_crtc_check_mode(crtc, var); } static int lynxfb_ops_setcolreg(unsigned int regno, @@ -547,7 +545,7 @@ static int lynxfb_ops_setcolreg(unsigned int regno, red >>= 8; green >>= 8; blue >>= 8; - ret = hw_sm750_setColReg(crtc, regno, red, green, blue); + ret = hw_sm750_set_col_reg(crtc, regno, red, green, blue); goto exit; } @@ -608,10 +606,10 @@ static int sm750fb_set_drv(struct lynxfb_par *par) crtc->ywrapstep = 0; output->proc_setBLANK = (sm750_dev->revid == SM750LE_REVISION_ID) ? - hw_sm750le_setBLANK : hw_sm750_setBLANK; + hw_sm750le_set_blank : hw_sm750_set_blank; /* chip specific phase */ sm750_dev->accel.de_wait = (sm750_dev->revid == SM750LE_REVISION_ID) ? - hw_sm750le_deWait : hw_sm750_deWait; + hw_sm750le_de_wait : hw_sm750_de_wait; switch (sm750_dev->dataflow) { case sm750_simul_pri: output->paths = sm750_pnc; diff --git a/drivers/staging/sm750fb/sm750.h b/drivers/staging/sm750fb/sm750.h index aff69661c8e6..9cf8b3d30aac 100644 --- a/drivers/staging/sm750fb/sm750.h +++ b/drivers/staging/sm750fb/sm750.h @@ -193,26 +193,26 @@ static inline unsigned long ps_to_hz(unsigned int psvalue) int hw_sm750_map(struct sm750_dev *sm750_dev, struct pci_dev *pdev); int hw_sm750_inithw(struct sm750_dev *sm750_dev, struct pci_dev *pdev); -void hw_sm750_initAccel(struct sm750_dev *sm750_dev); -int hw_sm750_deWait(void); -int hw_sm750le_deWait(void); +void hw_sm750_init_accel(struct sm750_dev *sm750_dev); +int hw_sm750_de_wait(void); +int hw_sm750le_de_wait(void); -int hw_sm750_output_setMode(struct lynxfb_output *output, - struct fb_var_screeninfo *var, - struct fb_fix_screeninfo *fix); +int hw_sm750_output_set_mode(struct lynxfb_output *output, + struct fb_var_screeninfo *var, + struct fb_fix_screeninfo *fix); -int hw_sm750_crtc_checkMode(struct lynxfb_crtc *crtc, - struct fb_var_screeninfo *var); +int hw_sm750_crtc_check_mode(struct lynxfb_crtc *crtc, + struct fb_var_screeninfo *var); -int hw_sm750_crtc_setMode(struct lynxfb_crtc *crtc, - struct fb_var_screeninfo *var, - struct fb_fix_screeninfo *fix); +int hw_sm750_crtc_set_mode(struct lynxfb_crtc *crtc, + struct fb_var_screeninfo *var, + struct fb_fix_screeninfo *fix); -int hw_sm750_setColReg(struct lynxfb_crtc *crtc, ushort index, - ushort red, ushort green, ushort blue); +int hw_sm750_set_col_reg(struct lynxfb_crtc *crtc, ushort index, + ushort red, ushort green, ushort blue); -int hw_sm750_setBLANK(struct lynxfb_output *output, int blank); -int hw_sm750le_setBLANK(struct lynxfb_output *output, int blank); +int hw_sm750_set_blank(struct lynxfb_output *output, int blank); +int hw_sm750le_set_blank(struct lynxfb_output *output, int blank); int hw_sm750_pan_display(struct lynxfb_crtc *crtc, const struct fb_var_screeninfo *var, const struct fb_info *info); diff --git a/drivers/staging/sm750fb/sm750_cursor.c b/drivers/staging/sm750fb/sm750_cursor.c index eea4d1bd36ce..7ede144905c9 100644 --- a/drivers/staging/sm750fb/sm750_cursor.c +++ b/drivers/staging/sm750fb/sm750_cursor.c @@ -57,13 +57,13 @@ void sm750_hw_cursor_disable(struct lynx_cursor *cursor) poke32(HWC_ADDRESS, 0); } -void sm750_hw_cursor_setSize(struct lynx_cursor *cursor, int w, int h) +void sm750_hw_cursor_set_size(struct lynx_cursor *cursor, int w, int h) { cursor->w = w; cursor->h = h; } -void sm750_hw_cursor_setPos(struct lynx_cursor *cursor, int x, int y) +void sm750_hw_cursor_set_pos(struct lynx_cursor *cursor, int x, int y) { u32 reg; @@ -72,7 +72,7 @@ void sm750_hw_cursor_setPos(struct lynx_cursor *cursor, int x, int y) poke32(HWC_LOCATION, reg); } -void sm750_hw_cursor_setColor(struct lynx_cursor *cursor, u32 fg, u32 bg) +void sm750_hw_cursor_set_color(struct lynx_cursor *cursor, u32 fg, u32 bg) { u32 reg = (fg << HWC_COLOR_12_2_RGB565_SHIFT) & HWC_COLOR_12_2_RGB565_MASK; @@ -81,8 +81,8 @@ void sm750_hw_cursor_setColor(struct lynx_cursor *cursor, u32 fg, u32 bg) poke32(HWC_COLOR_3, 0xffe0); } -void sm750_hw_cursor_setData(struct lynx_cursor *cursor, u16 rop, - const u8 *pcol, const u8 *pmsk) +void sm750_hw_cursor_set_data(struct lynx_cursor *cursor, u16 rop, + const u8 *pcol, const u8 *pmsk) { int i, j, count, pitch, offset; u8 color, mask, opr; @@ -131,8 +131,8 @@ void sm750_hw_cursor_setData(struct lynx_cursor *cursor, u16 rop, } } -void sm750_hw_cursor_setData2(struct lynx_cursor *cursor, u16 rop, - const u8 *pcol, const u8 *pmsk) +void sm750_hw_cursor_set_data2(struct lynx_cursor *cursor, u16 rop, + const u8 *pcol, const u8 *pmsk) { int i, j, count, pitch, offset; u8 color, mask; diff --git a/drivers/staging/sm750fb/sm750_cursor.h b/drivers/staging/sm750fb/sm750_cursor.h index b59643dd61ed..88fa02f6377a 100644 --- a/drivers/staging/sm750fb/sm750_cursor.h +++ b/drivers/staging/sm750fb/sm750_cursor.h @@ -5,11 +5,11 @@ /* hw_cursor_xxx works for voyager,718 and 750 */ void sm750_hw_cursor_enable(struct lynx_cursor *cursor); void sm750_hw_cursor_disable(struct lynx_cursor *cursor); -void sm750_hw_cursor_setSize(struct lynx_cursor *cursor, int w, int h); -void sm750_hw_cursor_setPos(struct lynx_cursor *cursor, int x, int y); -void sm750_hw_cursor_setColor(struct lynx_cursor *cursor, u32 fg, u32 bg); -void sm750_hw_cursor_setData(struct lynx_cursor *cursor, u16 rop, - const u8 *data, const u8 *mask); -void sm750_hw_cursor_setData2(struct lynx_cursor *cursor, u16 rop, +void sm750_hw_cursor_set_size(struct lynx_cursor *cursor, int w, int h); +void sm750_hw_cursor_set_pos(struct lynx_cursor *cursor, int x, int y); +void sm750_hw_cursor_set_color(struct lynx_cursor *cursor, u32 fg, u32 bg); +void sm750_hw_cursor_set_data(struct lynx_cursor *cursor, u16 rop, const u8 *data, const u8 *mask); +void sm750_hw_cursor_set_data2(struct lynx_cursor *cursor, u16 rop, + const u8 *data, const u8 *mask); #endif diff --git a/drivers/staging/sm750fb/sm750_hw.c b/drivers/staging/sm750fb/sm750_hw.c index 4bc89218c11c..7119b67efe11 100644 --- a/drivers/staging/sm750fb/sm750_hw.c +++ b/drivers/staging/sm750fb/sm750_hw.c @@ -55,9 +55,8 @@ int hw_sm750_map(struct sm750_dev *sm750_dev, struct pci_dev *pdev) pr_err("mmio failed\n"); ret = -EFAULT; goto exit; - } else { - pr_info("mmio virtual addr = %p\n", sm750_dev->pvReg); } + pr_info("mmio virtual addr = %p\n", sm750_dev->pvReg); sm750_dev->accel.dprBase = sm750_dev->pvReg + DE_BASE_ADDR_TYPE1; sm750_dev->accel.dpPortBase = sm750_dev->pvReg + DE_PORT_ADDR_TYPE1; @@ -84,9 +83,8 @@ int hw_sm750_map(struct sm750_dev *sm750_dev, struct pci_dev *pdev) pr_err("Map video memory failed\n"); ret = -EFAULT; goto exit; - } else { - pr_info("video memory vaddr = %p\n", sm750_dev->pvMem); } + pr_info("video memory vaddr = %p\n", sm750_dev->pvMem); exit: return ret; } @@ -175,14 +173,14 @@ int hw_sm750_inithw(struct sm750_dev *sm750_dev, struct pci_dev *pdev) /* init 2d engine */ if (!sm750_dev->accel_off) - hw_sm750_initAccel(sm750_dev); + hw_sm750_init_accel(sm750_dev); return 0; } -int hw_sm750_output_setMode(struct lynxfb_output *output, - struct fb_var_screeninfo *var, - struct fb_fix_screeninfo *fix) +int hw_sm750_output_set_mode(struct lynxfb_output *output, + struct fb_var_screeninfo *var, + struct fb_fix_screeninfo *fix) { int ret; enum disp_output disp_set; @@ -221,8 +219,8 @@ int hw_sm750_output_setMode(struct lynxfb_output *output, return ret; } -int hw_sm750_crtc_checkMode(struct lynxfb_crtc *crtc, - struct fb_var_screeninfo *var) +int hw_sm750_crtc_check_mode(struct lynxfb_crtc *crtc, + struct fb_var_screeninfo *var) { struct sm750_dev *sm750_dev; struct lynxfb_par *par = container_of(crtc, struct lynxfb_par, crtc); @@ -247,9 +245,9 @@ int hw_sm750_crtc_checkMode(struct lynxfb_crtc *crtc, } /* set the controller's mode for @crtc charged with @var and @fix parameters */ -int hw_sm750_crtc_setMode(struct lynxfb_crtc *crtc, - struct fb_var_screeninfo *var, - struct fb_fix_screeninfo *fix) +int hw_sm750_crtc_set_mode(struct lynxfb_crtc *crtc, + struct fb_var_screeninfo *var, + struct fb_fix_screeninfo *fix) { int ret, fmt; u32 reg; @@ -372,8 +370,8 @@ exit: return ret; } -int hw_sm750_setColReg(struct lynxfb_crtc *crtc, ushort index, ushort red, - ushort green, ushort blue) +int hw_sm750_set_col_reg(struct lynxfb_crtc *crtc, ushort index, ushort red, + ushort green, ushort blue) { static unsigned int add[] = { PANEL_PALETTE_RAM, CRT_PALETTE_RAM }; @@ -382,7 +380,7 @@ int hw_sm750_setColReg(struct lynxfb_crtc *crtc, ushort index, ushort red, return 0; } -int hw_sm750le_setBLANK(struct lynxfb_output *output, int blank) +int hw_sm750le_set_blank(struct lynxfb_output *output, int blank) { int dpms, crtdb; @@ -423,7 +421,7 @@ int hw_sm750le_setBLANK(struct lynxfb_output *output, int blank) return 0; } -int hw_sm750_setBLANK(struct lynxfb_output *output, int blank) +int hw_sm750_set_blank(struct lynxfb_output *output, int blank) { unsigned int dpms, pps, crtdb; @@ -476,7 +474,7 @@ int hw_sm750_setBLANK(struct lynxfb_output *output, int blank) return 0; } -void hw_sm750_initAccel(struct sm750_dev *sm750_dev) +void hw_sm750_init_accel(struct sm750_dev *sm750_dev) { u32 reg; @@ -506,7 +504,7 @@ void hw_sm750_initAccel(struct sm750_dev *sm750_dev) sm750_dev->accel.de_init(&sm750_dev->accel); } -int hw_sm750le_deWait(void) +int hw_sm750le_de_wait(void) { int i = 0x10000000; unsigned int mask = DE_STATE2_DE_STATUS_BUSY | DE_STATE2_DE_FIFO_EMPTY | @@ -523,7 +521,7 @@ int hw_sm750le_deWait(void) return -1; } -int hw_sm750_deWait(void) +int hw_sm750_de_wait(void) { int i = 0x10000000; unsigned int mask = SYSTEM_CTRL_DE_STATUS_BUSY | diff --git a/drivers/staging/vc04_services/bcm2835-audio/bcm2835-ctl.c b/drivers/staging/vc04_services/bcm2835-audio/bcm2835-ctl.c index 1c1f040122d7..7d0ddd5c8cce 100644 --- a/drivers/staging/vc04_services/bcm2835-audio/bcm2835-ctl.c +++ b/drivers/staging/vc04_services/bcm2835-audio/bcm2835-ctl.c @@ -71,6 +71,7 @@ static int snd_bcm2835_ctl_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct bcm2835_chip *chip = snd_kcontrol_chip(kcontrol); + struct snd_ctl_elem_info info; int val, *valp; int changed = 0; @@ -84,6 +85,11 @@ static int snd_bcm2835_ctl_put(struct snd_kcontrol *kcontrol, return -EINVAL; val = ucontrol->value.integer.value[0]; + + snd_bcm2835_ctl_info(kcontrol, &info); + if (val < info.value.integer.min || val > info.value.integer.max) + return -EINVAL; + mutex_lock(&chip->audio_mutex); if (val != *valp) { *valp = val; diff --git a/drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.c b/drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.c index deec33f63bcf..fa7ea4ca4c36 100644 --- a/drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.c +++ b/drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.c @@ -658,8 +658,6 @@ static const struct vb2_ops bcm2835_mmal_video_qops = { .buf_queue = buffer_queue, .start_streaming = start_streaming, .stop_streaming = stop_streaming, - .wait_prepare = vb2_ops_wait_prepare, - .wait_finish = vb2_ops_wait_finish, }; /* ------------------------------------------------------------------ @@ -1902,6 +1900,7 @@ static int bcm2835_mmal_probe(struct vchiq_device *device) __func__, ret); goto free_dev; } + dev->v4l2_dev.dev = &device->dev; /* setup v4l controls */ ret = bcm2835_mmal_init_controls(dev, &dev->ctrl_handler); diff --git a/drivers/staging/vc04_services/bcm2835-camera/controls.c b/drivers/staging/vc04_services/bcm2835-camera/controls.c index 6bce45925bf1..e670226f1edf 100644 --- a/drivers/staging/vc04_services/bcm2835-camera/controls.c +++ b/drivers/staging/vc04_services/bcm2835-camera/controls.c @@ -533,17 +533,15 @@ static int ctrl_set_image_effect(struct bcm2835_mmal_dev *dev, control = &dev->component[COMP_CAMERA]->control; - ret = vchiq_mmal_port_parameter_set( - dev->instance, control, - MMAL_PARAMETER_IMAGE_EFFECT_PARAMETERS, - &imagefx, sizeof(imagefx)); + ret = vchiq_mmal_port_parameter_set(dev->instance, control, + MMAL_PARAMETER_IMAGE_EFFECT_PARAMETERS, + &imagefx, sizeof(imagefx)); if (ret) goto exit; - ret = vchiq_mmal_port_parameter_set( - dev->instance, control, - MMAL_PARAMETER_COLOUR_EFFECT, - &dev->colourfx, sizeof(dev->colourfx)); + ret = vchiq_mmal_port_parameter_set(dev->instance, control, + MMAL_PARAMETER_COLOUR_EFFECT, + &dev->colourfx, sizeof(dev->colourfx)); } exit: diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c index a4e83e5d619b..5dbf8d53db09 100644 --- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c +++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c @@ -97,13 +97,6 @@ struct vchiq_arm_state { * tracked separately with the state. */ int peer_use_count; - - /* - * Flag to indicate that the first vchiq connect has made it through. - * This means that both sides should be fully ready, and we should - * be able to suspend after this point. - */ - int first_connect; }; static int @@ -271,7 +264,7 @@ static int vchiq_platform_init(struct platform_device *pdev, struct vchiq_state return -ENXIO; } - dev_dbg(&pdev->dev, "arm: vchiq_init - done (slots %pK, phys %pad)\n", + dev_dbg(&pdev->dev, "arm: vchiq_init - done (slots %p, phys %pad)\n", vchiq_slot_zero, &slot_phys); mutex_init(&drv_mgmt->connected_mutex); @@ -280,32 +273,23 @@ static int vchiq_platform_init(struct platform_device *pdev, struct vchiq_state return 0; } -int -vchiq_platform_init_state(struct vchiq_state *state) +static struct vchiq_arm_state *vchiq_platform_get_arm_state(struct vchiq_state *state) { - struct vchiq_arm_state *platform_state; - - platform_state = devm_kzalloc(state->dev, sizeof(*platform_state), GFP_KERNEL); - if (!platform_state) - return -ENOMEM; - - rwlock_init(&platform_state->susp_res_lock); - - init_completion(&platform_state->ka_evt); - atomic_set(&platform_state->ka_use_count, 0); - atomic_set(&platform_state->ka_use_ack_count, 0); - atomic_set(&platform_state->ka_release_count, 0); - - platform_state->state = state; - - state->platform_state = (struct opaque_platform_state *)platform_state; - - return 0; + return (struct vchiq_arm_state *)state->platform_state; } -static struct vchiq_arm_state *vchiq_platform_get_arm_state(struct vchiq_state *state) +static void +vchiq_platform_uninit(struct vchiq_drv_mgmt *mgmt) { - return (struct vchiq_arm_state *)state->platform_state; + struct vchiq_arm_state *arm_state; + + kthread_stop(mgmt->state.sync_thread); + kthread_stop(mgmt->state.recycle_thread); + kthread_stop(mgmt->state.slot_handler_thread); + + arm_state = vchiq_platform_get_arm_state(&mgmt->state); + if (!IS_ERR_OR_NULL(arm_state->ka_thread)) + kthread_stop(arm_state->ka_thread); } void vchiq_dump_platform_state(struct seq_file *f) @@ -368,7 +352,7 @@ void free_bulk_waiter(struct vchiq_instance *instance) &instance->bulk_waiter_list, list) { list_del(&waiter->list); dev_dbg(instance->state->dev, - "arm: bulk_waiter - cleaned up %pK for pid %d\n", + "arm: bulk_waiter - cleaned up %p for pid %d\n", waiter, waiter->pid); kfree(waiter); } @@ -622,7 +606,7 @@ vchiq_blocking_bulk_transfer(struct vchiq_instance *instance, unsigned int handl mutex_lock(&instance->bulk_waiter_list_mutex); list_add(&waiter->list, &instance->bulk_waiter_list); mutex_unlock(&instance->bulk_waiter_list_mutex); - dev_dbg(instance->state->dev, "arm: saved bulk_waiter %pK for pid %d\n", + dev_dbg(instance->state->dev, "arm: saved bulk_waiter %p for pid %d\n", waiter, current->pid); } @@ -998,6 +982,39 @@ exit: } int +vchiq_platform_init_state(struct vchiq_state *state) +{ + struct vchiq_arm_state *platform_state; + char threadname[16]; + + platform_state = devm_kzalloc(state->dev, sizeof(*platform_state), GFP_KERNEL); + if (!platform_state) + return -ENOMEM; + + snprintf(threadname, sizeof(threadname), "vchiq-keep/%d", + state->id); + platform_state->ka_thread = kthread_create(&vchiq_keepalive_thread_func, + (void *)state, threadname); + if (IS_ERR(platform_state->ka_thread)) { + dev_err(state->dev, "couldn't create thread %s\n", threadname); + return PTR_ERR(platform_state->ka_thread); + } + + rwlock_init(&platform_state->susp_res_lock); + + init_completion(&platform_state->ka_evt); + atomic_set(&platform_state->ka_use_count, 0); + atomic_set(&platform_state->ka_use_ack_count, 0); + atomic_set(&platform_state->ka_release_count, 0); + + platform_state->state = state; + + state->platform_state = (struct opaque_platform_state *)platform_state; + + return 0; +} + +int vchiq_use_internal(struct vchiq_state *state, struct vchiq_service *service, enum USE_TYPE_E use_type) { @@ -1312,37 +1329,19 @@ out: return ret; } +void vchiq_platform_connected(struct vchiq_state *state) +{ + struct vchiq_arm_state *arm_state = vchiq_platform_get_arm_state(state); + + wake_up_process(arm_state->ka_thread); +} + void vchiq_platform_conn_state_changed(struct vchiq_state *state, enum vchiq_connstate oldstate, enum vchiq_connstate newstate) { - struct vchiq_arm_state *arm_state = vchiq_platform_get_arm_state(state); - char threadname[16]; - dev_dbg(state->dev, "suspend: %d: %s->%s\n", state->id, get_conn_state_name(oldstate), get_conn_state_name(newstate)); - if (state->conn_state != VCHIQ_CONNSTATE_CONNECTED) - return; - - write_lock_bh(&arm_state->susp_res_lock); - if (arm_state->first_connect) { - write_unlock_bh(&arm_state->susp_res_lock); - return; - } - - arm_state->first_connect = 1; - write_unlock_bh(&arm_state->susp_res_lock); - snprintf(threadname, sizeof(threadname), "vchiq-keep/%d", - state->id); - arm_state->ka_thread = kthread_create(&vchiq_keepalive_thread_func, - (void *)state, - threadname); - if (IS_ERR(arm_state->ka_thread)) { - dev_err(state->dev, "suspend: Couldn't create thread %s\n", - threadname); - } else { - wake_up_process(arm_state->ka_thread); - } } static const struct of_device_id vchiq_of_match[] = { @@ -1386,8 +1385,6 @@ static int vchiq_probe(struct platform_device *pdev) return ret; } - vchiq_debugfs_init(&mgmt->state); - dev_dbg(&pdev->dev, "arm: platform initialised - version %d (min %d)\n", VCHIQ_VERSION, VCHIQ_VERSION_MIN); @@ -1398,9 +1395,12 @@ static int vchiq_probe(struct platform_device *pdev) ret = vchiq_register_chrdev(&pdev->dev); if (ret) { dev_err(&pdev->dev, "arm: Failed to initialize vchiq cdev\n"); + vchiq_platform_uninit(mgmt); return ret; } + vchiq_debugfs_init(&mgmt->state); + bcm2835_audio = vchiq_device_register(&pdev->dev, "bcm2835-audio"); bcm2835_camera = vchiq_device_register(&pdev->dev, "bcm2835-camera"); @@ -1410,19 +1410,12 @@ static int vchiq_probe(struct platform_device *pdev) static void vchiq_remove(struct platform_device *pdev) { struct vchiq_drv_mgmt *mgmt = dev_get_drvdata(&pdev->dev); - struct vchiq_arm_state *arm_state; vchiq_device_unregister(bcm2835_audio); vchiq_device_unregister(bcm2835_camera); vchiq_debugfs_deinit(); vchiq_deregister_chrdev(); - - kthread_stop(mgmt->state.sync_thread); - kthread_stop(mgmt->state.recycle_thread); - kthread_stop(mgmt->state.slot_handler_thread); - - arm_state = vchiq_platform_get_arm_state(&mgmt->state); - kthread_stop(arm_state->ka_thread); + vchiq_platform_uninit(mgmt); } static struct platform_driver vchiq_driver = { diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c index 8d5795db4f39..e7b0c800a205 100644 --- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c +++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c @@ -470,7 +470,7 @@ make_service_callback(struct vchiq_service *service, enum vchiq_reason reason, cb_userdata = bulk->cb_userdata; } - dev_dbg(service->state->dev, "core: %d: callback:%d (%s, %pK, %pK %pK)\n", + dev_dbg(service->state->dev, "core: %d: callback:%d (%s, %p, %p %p)\n", service->state->id, service->localport, reason_names[reason], header, cb_data, cb_userdata); status = service->base.callback(service->instance, reason, header, service->handle, @@ -778,7 +778,7 @@ process_free_data_message(struct vchiq_state *state, u32 *service_found, complete("a->quota_event); } else if (count == 0) { dev_err(state->dev, - "core: service %d message_use_count=%d (header %pK, msgid %x, header->msgid %x, header->size %x)\n", + "core: service %d message_use_count=%d (header %p, msgid %x, header->msgid %x, header->size %x)\n", port, quota->message_use_count, header, msgid, header->msgid, header->size); WARN(1, "invalid message use count\n"); @@ -799,11 +799,11 @@ process_free_data_message(struct vchiq_state *state, u32 *service_found, * it has dropped below its quota */ complete("a->quota_event); - dev_dbg(state->dev, "core: %d: pfq:%d %x@%pK - slot_use->%d\n", + dev_dbg(state->dev, "core: %d: pfq:%d %x@%p - slot_use->%d\n", state->id, port, header->size, header, count - 1); } else { dev_err(state->dev, - "core: service %d slot_use_count=%d (header %pK, msgid %x, header->msgid %x, header->size %x)\n", + "core: service %d slot_use_count=%d (header %p, msgid %x, header->msgid %x, header->size %x)\n", port, count, header, msgid, header->msgid, header->size); WARN(1, "bad slot use count\n"); } @@ -845,7 +845,7 @@ process_free_queue(struct vchiq_state *state, u32 *service_found, */ rmb(); - dev_dbg(state->dev, "core: %d: pfq %d=%pK %x %x\n", + dev_dbg(state->dev, "core: %d: pfq %d=%p %x %x\n", state->id, slot_index, data, local->slot_queue_recycle, slot_queue_available); @@ -868,7 +868,7 @@ process_free_queue(struct vchiq_state *state, u32 *service_found, pos += calc_stride(header->size); if (pos > VCHIQ_SLOT_SIZE) { dev_err(state->dev, - "core: pfq - pos %x: header %pK, msgid %x, header->msgid %x, header->size %x\n", + "core: pfq - pos %x: header %p, msgid %x, header->msgid %x, header->size %x\n", pos, header, msgid, header->msgid, header->size); WARN(1, "invalid slot position\n"); } @@ -1060,7 +1060,7 @@ queue_message(struct vchiq_state *state, struct vchiq_service *service, int tx_end_index; int slot_use_count; - dev_dbg(state->dev, "core: %d: qm %s@%pK,%zx (%d->%d)\n", + dev_dbg(state->dev, "core: %d: qm %s@%p,%zx (%d->%d)\n", state->id, msg_type_str(VCHIQ_MSG_TYPE(msgid)), header, size, VCHIQ_MSG_SRCPORT(msgid), VCHIQ_MSG_DSTPORT(msgid)); @@ -1117,7 +1117,7 @@ queue_message(struct vchiq_state *state, struct vchiq_service *service, VCHIQ_SERVICE_STATS_INC(service, ctrl_tx_count); VCHIQ_SERVICE_STATS_ADD(service, ctrl_tx_bytes, size); } else { - dev_dbg(state->dev, "core: %d: qm %s@%pK,%zx (%d->%d)\n", + dev_dbg(state->dev, "core: %d: qm %s@%p,%zx (%d->%d)\n", state->id, msg_type_str(VCHIQ_MSG_TYPE(msgid)), header, size, VCHIQ_MSG_SRCPORT(msgid), VCHIQ_MSG_DSTPORT(msgid)); if (size != 0) { @@ -1204,7 +1204,7 @@ queue_message_sync(struct vchiq_state *state, struct vchiq_service *service, state->id, oldmsgid); } - dev_dbg(state->dev, "sync: %d: qms %s@%pK,%x (%d->%d)\n", + dev_dbg(state->dev, "sync: %d: qms %s@%p,%x (%d->%d)\n", state->id, msg_type_str(VCHIQ_MSG_TYPE(msgid)), header, size, VCHIQ_MSG_SRCPORT(msgid), VCHIQ_MSG_DSTPORT(msgid)); @@ -1539,7 +1539,7 @@ create_pagelist(struct vchiq_instance *instance, struct vchiq_bulk *bulk) pagelist = dma_alloc_coherent(instance->state->dev, pagelist_size, &dma_addr, GFP_KERNEL); - dev_dbg(instance->state->dev, "arm: %pK\n", pagelist); + dev_dbg(instance->state->dev, "arm: %p\n", pagelist); if (!pagelist) return NULL; @@ -1692,7 +1692,7 @@ free_pagelist(struct vchiq_instance *instance, struct vchiq_pagelist_info *pagel unsigned int num_pages = pagelistinfo->num_pages; unsigned int cache_line_size; - dev_dbg(instance->state->dev, "arm: %pK, %d\n", pagelistinfo->pagelist, actual); + dev_dbg(instance->state->dev, "arm: %p, %d\n", pagelistinfo->pagelist, actual); drv_mgmt = dev_get_drvdata(instance->state->dev); @@ -1849,7 +1849,7 @@ parse_open(struct vchiq_state *state, struct vchiq_header *header) payload = (struct vchiq_open_payload *)header->data; fourcc = payload->fourcc; - dev_dbg(state->dev, "core: %d: prs OPEN@%pK (%d->'%p4cc')\n", + dev_dbg(state->dev, "core: %d: prs OPEN@%p (%d->'%p4cc')\n", state->id, header, localport, &fourcc); service = get_listening_service(state, fourcc); @@ -1976,14 +1976,14 @@ parse_message(struct vchiq_state *state, struct vchiq_header *header) service = get_connected_service(state, remoteport); if (service) dev_warn(state->dev, - "core: %d: prs %s@%pK (%d->%d) - found connected service %d\n", + "core: %d: prs %s@%p (%d->%d) - found connected service %d\n", state->id, msg_type_str(type), header, remoteport, localport, service->localport); } if (!service) { dev_err(state->dev, - "core: %d: prs %s@%pK (%d->%d) - invalid/closed service %d\n", + "core: %d: prs %s@%p (%d->%d) - invalid/closed service %d\n", state->id, msg_type_str(type), header, remoteport, localport, localport); goto skip_message; @@ -2003,7 +2003,7 @@ parse_message(struct vchiq_state *state, struct vchiq_header *header) if (((unsigned long)header & VCHIQ_SLOT_MASK) + calc_stride(size) > VCHIQ_SLOT_SIZE) { - dev_err(state->dev, "core: header %pK (msgid %x) - size %x too big for slot\n", + dev_err(state->dev, "core: header %p (msgid %x) - size %x too big for slot\n", header, (unsigned int)msgid, (unsigned int)size); WARN(1, "oversized for slot\n"); } @@ -2022,7 +2022,7 @@ parse_message(struct vchiq_state *state, struct vchiq_header *header) service->peer_version = payload->version; } dev_dbg(state->dev, - "core: %d: prs OPENACK@%pK,%x (%d->%d) v:%d\n", + "core: %d: prs OPENACK@%p,%x (%d->%d) v:%d\n", state->id, header, size, remoteport, localport, service->peer_version); if (service->srvstate == VCHIQ_SRVSTATE_OPENING) { @@ -2037,7 +2037,7 @@ parse_message(struct vchiq_state *state, struct vchiq_header *header) case VCHIQ_MSG_CLOSE: WARN_ON(size); /* There should be no data */ - dev_dbg(state->dev, "core: %d: prs CLOSE@%pK (%d->%d)\n", + dev_dbg(state->dev, "core: %d: prs CLOSE@%p (%d->%d)\n", state->id, header, remoteport, localport); mark_service_closing_internal(service, 1); @@ -2049,7 +2049,7 @@ parse_message(struct vchiq_state *state, struct vchiq_header *header) &service->base.fourcc, service->localport, service->remoteport); break; case VCHIQ_MSG_DATA: - dev_dbg(state->dev, "core: %d: prs DATA@%pK,%x (%d->%d)\n", + dev_dbg(state->dev, "core: %d: prs DATA@%p,%x (%d->%d)\n", state->id, header, size, remoteport, localport); if ((service->remoteport == remoteport) && @@ -2069,7 +2069,7 @@ parse_message(struct vchiq_state *state, struct vchiq_header *header) } break; case VCHIQ_MSG_CONNECT: - dev_dbg(state->dev, "core: %d: prs CONNECT@%pK\n", + dev_dbg(state->dev, "core: %d: prs CONNECT@%p\n", state->id, header); state->version_common = ((struct vchiq_slot_zero *) state->slot_data)->version; @@ -2102,7 +2102,7 @@ parse_message(struct vchiq_state *state, struct vchiq_header *header) if ((int)(queue->remote_insert - queue->local_insert) >= 0) { dev_err(state->dev, - "core: %d: prs %s@%pK (%d->%d) unexpected (ri=%d,li=%d)\n", + "core: %d: prs %s@%p (%d->%d) unexpected (ri=%d,li=%d)\n", state->id, msg_type_str(type), header, remoteport, localport, queue->remote_insert, queue->local_insert); mutex_unlock(&service->bulk_mutex); @@ -2120,7 +2120,7 @@ parse_message(struct vchiq_state *state, struct vchiq_header *header) bulk->actual = *(int *)header->data; queue->remote_insert++; - dev_dbg(state->dev, "core: %d: prs %s@%pK (%d->%d) %x@%pad\n", + dev_dbg(state->dev, "core: %d: prs %s@%p (%d->%d) %x@%pad\n", state->id, msg_type_str(type), header, remoteport, localport, bulk->actual, &bulk->dma_addr); @@ -2140,12 +2140,12 @@ parse_message(struct vchiq_state *state, struct vchiq_header *header) } break; case VCHIQ_MSG_PADDING: - dev_dbg(state->dev, "core: %d: prs PADDING@%pK,%x\n", + dev_dbg(state->dev, "core: %d: prs PADDING@%p,%x\n", state->id, header, size); break; case VCHIQ_MSG_PAUSE: /* If initiated, signal the application thread */ - dev_dbg(state->dev, "core: %d: prs PAUSE@%pK,%x\n", + dev_dbg(state->dev, "core: %d: prs PAUSE@%p,%x\n", state->id, header, size); if (state->conn_state == VCHIQ_CONNSTATE_PAUSED) { dev_err(state->dev, "core: %d: PAUSE received in state PAUSED\n", @@ -2162,7 +2162,7 @@ parse_message(struct vchiq_state *state, struct vchiq_header *header) vchiq_set_conn_state(state, VCHIQ_CONNSTATE_PAUSED); break; case VCHIQ_MSG_RESUME: - dev_dbg(state->dev, "core: %d: prs RESUME@%pK,%x\n", + dev_dbg(state->dev, "core: %d: prs RESUME@%p,%x\n", state->id, header, size); /* Release the slot mutex */ mutex_unlock(&state->slot_mutex); @@ -2179,7 +2179,7 @@ parse_message(struct vchiq_state *state, struct vchiq_header *header) break; default: - dev_err(state->dev, "core: %d: prs invalid msgid %x@%pK,%x\n", + dev_err(state->dev, "core: %d: prs invalid msgid %x@%p,%x\n", state->id, msgid, header, size); WARN(1, "invalid message\n"); break; @@ -2400,7 +2400,7 @@ sync_func(void *v) if (!service) { dev_err(state->dev, - "sync: %d: sf %s@%pK (%d->%d) - invalid/closed service %d\n", + "sync: %d: sf %s@%p (%d->%d) - invalid/closed service %d\n", state->id, msg_type_str(type), header, remoteport, localport, localport); release_message_sync(state, header); @@ -2422,7 +2422,7 @@ sync_func(void *v) header->data; service->peer_version = payload->version; } - dev_err(state->dev, "sync: %d: sf OPENACK@%pK,%x (%d->%d) v:%d\n", + dev_err(state->dev, "sync: %d: sf OPENACK@%p,%x (%d->%d) v:%d\n", state->id, header, size, remoteport, localport, service->peer_version); if (service->srvstate == VCHIQ_SRVSTATE_OPENING) { @@ -2435,7 +2435,7 @@ sync_func(void *v) break; case VCHIQ_MSG_DATA: - dev_dbg(state->dev, "sync: %d: sf DATA@%pK,%x (%d->%d)\n", + dev_dbg(state->dev, "sync: %d: sf DATA@%p,%x (%d->%d)\n", state->id, header, size, remoteport, localport); if ((service->remoteport == remoteport) && @@ -2449,7 +2449,7 @@ sync_func(void *v) break; default: - dev_err(state->dev, "sync: error: %d: sf unexpected msgid %x@%pK,%x\n", + dev_err(state->dev, "sync: error: %d: sf unexpected msgid %x@%p,%x\n", state->id, msgid, header, size); release_message_sync(state, header); break; @@ -2926,13 +2926,13 @@ release_service_messages(struct vchiq_service *service) int port = VCHIQ_MSG_DSTPORT(msgid); if ((port == service->localport) && (msgid & VCHIQ_MSGID_CLAIMED)) { - dev_dbg(state->dev, "core: fsi - hdr %pK\n", header); + dev_dbg(state->dev, "core: fsi - hdr %p\n", header); release_slot(state, slot_info, header, NULL); } pos += calc_stride(header->size); if (pos > VCHIQ_SLOT_SIZE) { dev_err(state->dev, - "core: fsi - pos %x: header %pK, msgid %x, header->msgid %x, header->size %x\n", + "core: fsi - pos %x: header %p, msgid %x, header->msgid %x, header->size %x\n", pos, header, msgid, header->msgid, header->size); WARN(1, "invalid slot position\n"); } @@ -3091,7 +3091,7 @@ vchiq_bulk_xfer_queue_msg_killable(struct vchiq_service *service, */ wmb(); - dev_dbg(state->dev, "core: %d: bt (%d->%d) %cx %x@%pad %pK\n", + dev_dbg(state->dev, "core: %d: bt (%d->%d) %cx %x@%pad %p\n", state->id, service->localport, service->remoteport, dir_char, bulk->size, &bulk->dma_addr, bulk->cb_data); @@ -3343,6 +3343,7 @@ vchiq_connect_internal(struct vchiq_state *state, struct vchiq_instance *instanc return -EAGAIN; vchiq_set_conn_state(state, VCHIQ_CONNSTATE_CONNECTED); + vchiq_platform_connected(state); complete(&state->connect); } diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.h b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.h index 9b4e766990a4..3b5c0618e567 100644 --- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.h +++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.h @@ -575,6 +575,8 @@ int vchiq_send_remote_use(struct vchiq_state *state); int vchiq_send_remote_use_active(struct vchiq_state *state); +void vchiq_platform_connected(struct vchiq_state *state); + void vchiq_platform_conn_state_changed(struct vchiq_state *state, enum vchiq_connstate oldstate, enum vchiq_connstate newstate); diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_dev.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_dev.c index 454f43416503..3b20ba5c7362 100644 --- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_dev.c +++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_dev.c @@ -270,7 +270,7 @@ static int vchiq_ioc_dequeue_message(struct vchiq_instance *instance, } } else { dev_err(service->state->dev, - "arm: header %pK: bufsize %x < size %x\n", + "arm: header %p: bufsize %x < size %x\n", header, args->bufsize, header->size); WARN(1, "invalid size\n"); ret = -EMSGSIZE; @@ -328,7 +328,7 @@ static int vchiq_irq_queue_bulk_tx_rx(struct vchiq_instance *instance, ret = -ESRCH; goto out; } - dev_dbg(service->state->dev, "arm: found bulk_waiter %pK for pid %d\n", + dev_dbg(service->state->dev, "arm: found bulk_waiter %p for pid %d\n", waiter, current->pid); status = vchiq_bulk_xfer_waiting(instance, args->handle, @@ -366,7 +366,7 @@ static int vchiq_irq_queue_bulk_tx_rx(struct vchiq_instance *instance, mutex_lock(&instance->bulk_waiter_list_mutex); list_add(&waiter->list, &instance->bulk_waiter_list); mutex_unlock(&instance->bulk_waiter_list_mutex); - dev_dbg(service->state->dev, "arm: saved bulk_waiter %pK for pid %d\n", + dev_dbg(service->state->dev, "arm: saved bulk_waiter %p for pid %d\n", waiter, current->pid); ret = put_user(mode_waiting, mode); @@ -512,7 +512,7 @@ static int vchiq_ioc_await_completion(struct vchiq_instance *instance, /* This must be a VCHIQ-style service */ if (args->msgbufsize < msglen) { dev_err(service->state->dev, - "arm: header %pK: msgbufsize %x < msglen %x\n", + "arm: header %p: msgbufsize %x < msglen %x\n", header, args->msgbufsize, msglen); WARN(1, "invalid message size\n"); if (ret == 0) @@ -588,7 +588,7 @@ vchiq_ioctl(struct file *file, unsigned int cmd, unsigned long arg) long ret = 0; int i, rc; - dev_dbg(instance->state->dev, "arm: instance %pK, cmd %s, arg %lx\n", instance, + dev_dbg(instance->state->dev, "arm: instance %p, cmd %s, arg %lx\n", instance, ((_IOC_TYPE(cmd) == VCHIQ_IOC_MAGIC) && (_IOC_NR(cmd) <= VCHIQ_IOC_MAX)) ? ioctl_names[_IOC_NR(cmd)] : "<invalid>", arg); @@ -874,12 +874,12 @@ vchiq_ioctl(struct file *file, unsigned int cmd, unsigned long arg) if (!status && (ret < 0) && (ret != -EINTR) && (ret != -EWOULDBLOCK)) { dev_dbg(instance->state->dev, - "arm: ioctl instance %pK, cmd %s -> status %d, %ld\n", + "arm: ioctl instance %p, cmd %s -> status %d, %ld\n", instance, (_IOC_NR(cmd) <= VCHIQ_IOC_MAX) ? ioctl_names[_IOC_NR(cmd)] : "<invalid>", status, ret); } else { dev_dbg(instance->state->dev, - "arm: ioctl instance %pK, cmd %s -> status %d\n, %ld\n", + "arm: ioctl instance %p, cmd %s -> status %d\n, %ld\n", instance, (_IOC_NR(cmd) <= VCHIQ_IOC_MAX) ? ioctl_names[_IOC_NR(cmd)] : "<invalid>", status, ret); } |