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path: root/drivers/media/i2c/tvp5150.c
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Diffstat (limited to 'drivers/media/i2c/tvp5150.c')
-rw-r--r--drivers/media/i2c/tvp5150.c1274
1 files changed, 1274 insertions, 0 deletions
diff --git a/drivers/media/i2c/tvp5150.c b/drivers/media/i2c/tvp5150.c
new file mode 100644
index 000000000000..31104a960652
--- /dev/null
+++ b/drivers/media/i2c/tvp5150.c
@@ -0,0 +1,1274 @@
+/*
+ * tvp5150 - Texas Instruments TVP5150A/AM1 video decoder driver
+ *
+ * Copyright (c) 2005,2006 Mauro Carvalho Chehab (mchehab@infradead.org)
+ * This code is placed under the terms of the GNU General Public License v2
+ */
+
+#include <linux/i2c.h>
+#include <linux/slab.h>
+#include <linux/videodev2.h>
+#include <linux/delay.h>
+#include <linux/module.h>
+#include <media/v4l2-device.h>
+#include <media/tvp5150.h>
+#include <media/v4l2-chip-ident.h>
+#include <media/v4l2-ctrls.h>
+
+#include "tvp5150_reg.h"
+
+#define TVP5150_H_MAX 720
+#define TVP5150_V_MAX_525_60 480
+#define TVP5150_V_MAX_OTHERS 576
+#define TVP5150_MAX_CROP_LEFT 511
+#define TVP5150_MAX_CROP_TOP 127
+#define TVP5150_CROP_SHIFT 2
+
+MODULE_DESCRIPTION("Texas Instruments TVP5150A video decoder driver");
+MODULE_AUTHOR("Mauro Carvalho Chehab");
+MODULE_LICENSE("GPL");
+
+
+static int debug;
+module_param(debug, int, 0);
+MODULE_PARM_DESC(debug, "Debug level (0-2)");
+
+struct tvp5150 {
+ struct v4l2_subdev sd;
+ struct v4l2_ctrl_handler hdl;
+ struct v4l2_rect rect;
+
+ v4l2_std_id norm; /* Current set standard */
+ u32 input;
+ u32 output;
+ int enable;
+};
+
+static inline struct tvp5150 *to_tvp5150(struct v4l2_subdev *sd)
+{
+ return container_of(sd, struct tvp5150, sd);
+}
+
+static inline struct v4l2_subdev *to_sd(struct v4l2_ctrl *ctrl)
+{
+ return &container_of(ctrl->handler, struct tvp5150, hdl)->sd;
+}
+
+static int tvp5150_read(struct v4l2_subdev *sd, unsigned char addr)
+{
+ struct i2c_client *c = v4l2_get_subdevdata(sd);
+ unsigned char buffer[1];
+ int rc;
+
+ buffer[0] = addr;
+
+ rc = i2c_master_send(c, buffer, 1);
+ if (rc < 0) {
+ v4l2_err(sd, "i2c i/o error: rc == %d (should be 1)\n", rc);
+ return rc;
+ }
+
+ msleep(10);
+
+ rc = i2c_master_recv(c, buffer, 1);
+ if (rc < 0) {
+ v4l2_err(sd, "i2c i/o error: rc == %d (should be 1)\n", rc);
+ return rc;
+ }
+
+ v4l2_dbg(2, debug, sd, "tvp5150: read 0x%02x = 0x%02x\n", addr, buffer[0]);
+
+ return (buffer[0]);
+}
+
+static inline void tvp5150_write(struct v4l2_subdev *sd, unsigned char addr,
+ unsigned char value)
+{
+ struct i2c_client *c = v4l2_get_subdevdata(sd);
+ unsigned char buffer[2];
+ int rc;
+
+ buffer[0] = addr;
+ buffer[1] = value;
+ v4l2_dbg(2, debug, sd, "tvp5150: writing 0x%02x 0x%02x\n", buffer[0], buffer[1]);
+ if (2 != (rc = i2c_master_send(c, buffer, 2)))
+ v4l2_dbg(0, debug, sd, "i2c i/o error: rc == %d (should be 2)\n", rc);
+}
+
+static void dump_reg_range(struct v4l2_subdev *sd, char *s, u8 init,
+ const u8 end, int max_line)
+{
+ int i = 0;
+
+ while (init != (u8)(end + 1)) {
+ if ((i % max_line) == 0) {
+ if (i > 0)
+ printk("\n");
+ printk("tvp5150: %s reg 0x%02x = ", s, init);
+ }
+ printk("%02x ", tvp5150_read(sd, init));
+
+ init++;
+ i++;
+ }
+ printk("\n");
+}
+
+static int tvp5150_log_status(struct v4l2_subdev *sd)
+{
+ printk("tvp5150: Video input source selection #1 = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_VD_IN_SRC_SEL_1));
+ printk("tvp5150: Analog channel controls = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_ANAL_CHL_CTL));
+ printk("tvp5150: Operation mode controls = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_OP_MODE_CTL));
+ printk("tvp5150: Miscellaneous controls = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_MISC_CTL));
+ printk("tvp5150: Autoswitch mask= 0x%02x\n",
+ tvp5150_read(sd, TVP5150_AUTOSW_MSK));
+ printk("tvp5150: Color killer threshold control = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_COLOR_KIL_THSH_CTL));
+ printk("tvp5150: Luminance processing controls #1 #2 and #3 = %02x %02x %02x\n",
+ tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_1),
+ tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_2),
+ tvp5150_read(sd, TVP5150_LUMA_PROC_CTL_3));
+ printk("tvp5150: Brightness control = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_BRIGHT_CTL));
+ printk("tvp5150: Color saturation control = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_SATURATION_CTL));
+ printk("tvp5150: Hue control = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_HUE_CTL));
+ printk("tvp5150: Contrast control = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_CONTRAST_CTL));
+ printk("tvp5150: Outputs and data rates select = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_DATA_RATE_SEL));
+ printk("tvp5150: Configuration shared pins = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_CONF_SHARED_PIN));
+ printk("tvp5150: Active video cropping start = 0x%02x%02x\n",
+ tvp5150_read(sd, TVP5150_ACT_VD_CROP_ST_MSB),
+ tvp5150_read(sd, TVP5150_ACT_VD_CROP_ST_LSB));
+ printk("tvp5150: Active video cropping stop = 0x%02x%02x\n",
+ tvp5150_read(sd, TVP5150_ACT_VD_CROP_STP_MSB),
+ tvp5150_read(sd, TVP5150_ACT_VD_CROP_STP_LSB));
+ printk("tvp5150: Genlock/RTC = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_GENLOCK));
+ printk("tvp5150: Horizontal sync start = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_HORIZ_SYNC_START));
+ printk("tvp5150: Vertical blanking start = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_VERT_BLANKING_START));
+ printk("tvp5150: Vertical blanking stop = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_VERT_BLANKING_STOP));
+ printk("tvp5150: Chrominance processing control #1 and #2 = %02x %02x\n",
+ tvp5150_read(sd, TVP5150_CHROMA_PROC_CTL_1),
+ tvp5150_read(sd, TVP5150_CHROMA_PROC_CTL_2));
+ printk("tvp5150: Interrupt reset register B = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_INT_RESET_REG_B));
+ printk("tvp5150: Interrupt enable register B = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_INT_ENABLE_REG_B));
+ printk("tvp5150: Interrupt configuration register B = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_INTT_CONFIG_REG_B));
+ printk("tvp5150: Video standard = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_VIDEO_STD));
+ printk("tvp5150: Chroma gain factor: Cb=0x%02x Cr=0x%02x\n",
+ tvp5150_read(sd, TVP5150_CB_GAIN_FACT),
+ tvp5150_read(sd, TVP5150_CR_GAIN_FACTOR));
+ printk("tvp5150: Macrovision on counter = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_MACROVISION_ON_CTR));
+ printk("tvp5150: Macrovision off counter = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_MACROVISION_OFF_CTR));
+ printk("tvp5150: ITU-R BT.656.%d timing(TVP5150AM1 only)\n",
+ (tvp5150_read(sd, TVP5150_REV_SELECT) & 1) ? 3 : 4);
+ printk("tvp5150: Device ID = %02x%02x\n",
+ tvp5150_read(sd, TVP5150_MSB_DEV_ID),
+ tvp5150_read(sd, TVP5150_LSB_DEV_ID));
+ printk("tvp5150: ROM version = (hex) %02x.%02x\n",
+ tvp5150_read(sd, TVP5150_ROM_MAJOR_VER),
+ tvp5150_read(sd, TVP5150_ROM_MINOR_VER));
+ printk("tvp5150: Vertical line count = 0x%02x%02x\n",
+ tvp5150_read(sd, TVP5150_VERT_LN_COUNT_MSB),
+ tvp5150_read(sd, TVP5150_VERT_LN_COUNT_LSB));
+ printk("tvp5150: Interrupt status register B = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_INT_STATUS_REG_B));
+ printk("tvp5150: Interrupt active register B = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_INT_ACTIVE_REG_B));
+ printk("tvp5150: Status regs #1 to #5 = %02x %02x %02x %02x %02x\n",
+ tvp5150_read(sd, TVP5150_STATUS_REG_1),
+ tvp5150_read(sd, TVP5150_STATUS_REG_2),
+ tvp5150_read(sd, TVP5150_STATUS_REG_3),
+ tvp5150_read(sd, TVP5150_STATUS_REG_4),
+ tvp5150_read(sd, TVP5150_STATUS_REG_5));
+
+ dump_reg_range(sd, "Teletext filter 1", TVP5150_TELETEXT_FIL1_INI,
+ TVP5150_TELETEXT_FIL1_END, 8);
+ dump_reg_range(sd, "Teletext filter 2", TVP5150_TELETEXT_FIL2_INI,
+ TVP5150_TELETEXT_FIL2_END, 8);
+
+ printk("tvp5150: Teletext filter enable = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_TELETEXT_FIL_ENA));
+ printk("tvp5150: Interrupt status register A = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_INT_STATUS_REG_A));
+ printk("tvp5150: Interrupt enable register A = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_INT_ENABLE_REG_A));
+ printk("tvp5150: Interrupt configuration = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_INT_CONF));
+ printk("tvp5150: VDP status register = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_VDP_STATUS_REG));
+ printk("tvp5150: FIFO word count = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_FIFO_WORD_COUNT));
+ printk("tvp5150: FIFO interrupt threshold = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_FIFO_INT_THRESHOLD));
+ printk("tvp5150: FIFO reset = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_FIFO_RESET));
+ printk("tvp5150: Line number interrupt = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_LINE_NUMBER_INT));
+ printk("tvp5150: Pixel alignment register = 0x%02x%02x\n",
+ tvp5150_read(sd, TVP5150_PIX_ALIGN_REG_HIGH),
+ tvp5150_read(sd, TVP5150_PIX_ALIGN_REG_LOW));
+ printk("tvp5150: FIFO output control = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_FIFO_OUT_CTRL));
+ printk("tvp5150: Full field enable = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_FULL_FIELD_ENA));
+ printk("tvp5150: Full field mode register = 0x%02x\n",
+ tvp5150_read(sd, TVP5150_FULL_FIELD_MODE_REG));
+
+ dump_reg_range(sd, "CC data", TVP5150_CC_DATA_INI,
+ TVP5150_CC_DATA_END, 8);
+
+ dump_reg_range(sd, "WSS data", TVP5150_WSS_DATA_INI,
+ TVP5150_WSS_DATA_END, 8);
+
+ dump_reg_range(sd, "VPS data", TVP5150_VPS_DATA_INI,
+ TVP5150_VPS_DATA_END, 8);
+
+ dump_reg_range(sd, "VITC data", TVP5150_VITC_DATA_INI,
+ TVP5150_VITC_DATA_END, 10);
+
+ dump_reg_range(sd, "Line mode", TVP5150_LINE_MODE_INI,
+ TVP5150_LINE_MODE_END, 8);
+ return 0;
+}
+
+/****************************************************************************
+ Basic functions
+ ****************************************************************************/
+
+static inline void tvp5150_selmux(struct v4l2_subdev *sd)
+{
+ int opmode = 0;
+ struct tvp5150 *decoder = to_tvp5150(sd);
+ int input = 0;
+ int val;
+
+ if ((decoder->output & TVP5150_BLACK_SCREEN) || !decoder->enable)
+ input = 8;
+
+ switch (decoder->input) {
+ case TVP5150_COMPOSITE1:
+ input |= 2;
+ /* fall through */
+ case TVP5150_COMPOSITE0:
+ break;
+ case TVP5150_SVIDEO:
+ default:
+ input |= 1;
+ break;
+ }
+
+ v4l2_dbg(1, debug, sd, "Selecting video route: route input=%i, output=%i "
+ "=> tvp5150 input=%i, opmode=%i\n",
+ decoder->input, decoder->output,
+ input, opmode);
+
+ tvp5150_write(sd, TVP5150_OP_MODE_CTL, opmode);
+ tvp5150_write(sd, TVP5150_VD_IN_SRC_SEL_1, input);
+
+ /* Svideo should enable YCrCb output and disable GPCL output
+ * For Composite and TV, it should be the reverse
+ */
+ val = tvp5150_read(sd, TVP5150_MISC_CTL);
+ if (val < 0) {
+ v4l2_err(sd, "%s: failed with error = %d\n", __func__, val);
+ return;
+ }
+
+ if (decoder->input == TVP5150_SVIDEO)
+ val = (val & ~0x40) | 0x10;
+ else
+ val = (val & ~0x10) | 0x40;
+ tvp5150_write(sd, TVP5150_MISC_CTL, val);
+};
+
+struct i2c_reg_value {
+ unsigned char reg;
+ unsigned char value;
+};
+
+/* Default values as sugested at TVP5150AM1 datasheet */
+static const struct i2c_reg_value tvp5150_init_default[] = {
+ { /* 0x00 */
+ TVP5150_VD_IN_SRC_SEL_1,0x00
+ },
+ { /* 0x01 */
+ TVP5150_ANAL_CHL_CTL,0x15
+ },
+ { /* 0x02 */
+ TVP5150_OP_MODE_CTL,0x00
+ },
+ { /* 0x03 */
+ TVP5150_MISC_CTL,0x01
+ },
+ { /* 0x06 */
+ TVP5150_COLOR_KIL_THSH_CTL,0x10
+ },
+ { /* 0x07 */
+ TVP5150_LUMA_PROC_CTL_1,0x60
+ },
+ { /* 0x08 */
+ TVP5150_LUMA_PROC_CTL_2,0x00
+ },
+ { /* 0x09 */
+ TVP5150_BRIGHT_CTL,0x80
+ },
+ { /* 0x0a */
+ TVP5150_SATURATION_CTL,0x80
+ },
+ { /* 0x0b */
+ TVP5150_HUE_CTL,0x00
+ },
+ { /* 0x0c */
+ TVP5150_CONTRAST_CTL,0x80
+ },
+ { /* 0x0d */
+ TVP5150_DATA_RATE_SEL,0x47
+ },
+ { /* 0x0e */
+ TVP5150_LUMA_PROC_CTL_3,0x00
+ },
+ { /* 0x0f */
+ TVP5150_CONF_SHARED_PIN,0x08
+ },
+ { /* 0x11 */
+ TVP5150_ACT_VD_CROP_ST_MSB,0x00
+ },
+ { /* 0x12 */
+ TVP5150_ACT_VD_CROP_ST_LSB,0x00
+ },
+ { /* 0x13 */
+ TVP5150_ACT_VD_CROP_STP_MSB,0x00
+ },
+ { /* 0x14 */
+ TVP5150_ACT_VD_CROP_STP_LSB,0x00
+ },
+ { /* 0x15 */
+ TVP5150_GENLOCK,0x01
+ },
+ { /* 0x16 */
+ TVP5150_HORIZ_SYNC_START,0x80
+ },
+ { /* 0x18 */
+ TVP5150_VERT_BLANKING_START,0x00
+ },
+ { /* 0x19 */
+ TVP5150_VERT_BLANKING_STOP,0x00
+ },
+ { /* 0x1a */
+ TVP5150_CHROMA_PROC_CTL_1,0x0c
+ },
+ { /* 0x1b */
+ TVP5150_CHROMA_PROC_CTL_2,0x14
+ },
+ { /* 0x1c */
+ TVP5150_INT_RESET_REG_B,0x00
+ },
+ { /* 0x1d */
+ TVP5150_INT_ENABLE_REG_B,0x00
+ },
+ { /* 0x1e */
+ TVP5150_INTT_CONFIG_REG_B,0x00
+ },
+ { /* 0x28 */
+ TVP5150_VIDEO_STD,0x00
+ },
+ { /* 0x2e */
+ TVP5150_MACROVISION_ON_CTR,0x0f
+ },
+ { /* 0x2f */
+ TVP5150_MACROVISION_OFF_CTR,0x01
+ },
+ { /* 0xbb */
+ TVP5150_TELETEXT_FIL_ENA,0x00
+ },
+ { /* 0xc0 */
+ TVP5150_INT_STATUS_REG_A,0x00
+ },
+ { /* 0xc1 */
+ TVP5150_INT_ENABLE_REG_A,0x00
+ },
+ { /* 0xc2 */
+ TVP5150_INT_CONF,0x04
+ },
+ { /* 0xc8 */
+ TVP5150_FIFO_INT_THRESHOLD,0x80
+ },
+ { /* 0xc9 */
+ TVP5150_FIFO_RESET,0x00
+ },
+ { /* 0xca */
+ TVP5150_LINE_NUMBER_INT,0x00
+ },
+ { /* 0xcb */
+ TVP5150_PIX_ALIGN_REG_LOW,0x4e
+ },
+ { /* 0xcc */
+ TVP5150_PIX_ALIGN_REG_HIGH,0x00
+ },
+ { /* 0xcd */
+ TVP5150_FIFO_OUT_CTRL,0x01
+ },
+ { /* 0xcf */
+ TVP5150_FULL_FIELD_ENA,0x00
+ },
+ { /* 0xd0 */
+ TVP5150_LINE_MODE_INI,0x00
+ },
+ { /* 0xfc */
+ TVP5150_FULL_FIELD_MODE_REG,0x7f
+ },
+ { /* end of data */
+ 0xff,0xff
+ }
+};
+
+/* Default values as sugested at TVP5150AM1 datasheet */
+static const struct i2c_reg_value tvp5150_init_enable[] = {
+ {
+ TVP5150_CONF_SHARED_PIN, 2
+ },{ /* Automatic offset and AGC enabled */
+ TVP5150_ANAL_CHL_CTL, 0x15
+ },{ /* Activate YCrCb output 0x9 or 0xd ? */
+ TVP5150_MISC_CTL, 0x6f
+ },{ /* Activates video std autodetection for all standards */
+ TVP5150_AUTOSW_MSK, 0x0
+ },{ /* Default format: 0x47. For 4:2:2: 0x40 */
+ TVP5150_DATA_RATE_SEL, 0x47
+ },{
+ TVP5150_CHROMA_PROC_CTL_1, 0x0c
+ },{
+ TVP5150_CHROMA_PROC_CTL_2, 0x54
+ },{ /* Non documented, but initialized on WinTV USB2 */
+ 0x27, 0x20
+ },{
+ 0xff,0xff
+ }
+};
+
+struct tvp5150_vbi_type {
+ unsigned int vbi_type;
+ unsigned int ini_line;
+ unsigned int end_line;
+ unsigned int by_field :1;
+};
+
+struct i2c_vbi_ram_value {
+ u16 reg;
+ struct tvp5150_vbi_type type;
+ unsigned char values[16];
+};
+
+/* This struct have the values for each supported VBI Standard
+ * by
+ tvp5150_vbi_types should follow the same order as vbi_ram_default
+ * value 0 means rom position 0x10, value 1 means rom position 0x30
+ * and so on. There are 16 possible locations from 0 to 15.
+ */
+
+static struct i2c_vbi_ram_value vbi_ram_default[] =
+{
+ /* FIXME: Current api doesn't handle all VBI types, those not
+ yet supported are placed under #if 0 */
+#if 0
+ {0x010, /* Teletext, SECAM, WST System A */
+ {V4L2_SLICED_TELETEXT_SECAM,6,23,1},
+ { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x26,
+ 0xe6, 0xb4, 0x0e, 0x00, 0x00, 0x00, 0x10, 0x00 }
+ },
+#endif
+ {0x030, /* Teletext, PAL, WST System B */
+ {V4L2_SLICED_TELETEXT_B,6,22,1},
+ { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x2b,
+ 0xa6, 0x72, 0x10, 0x00, 0x00, 0x00, 0x10, 0x00 }
+ },
+#if 0
+ {0x050, /* Teletext, PAL, WST System C */
+ {V4L2_SLICED_TELETEXT_PAL_C,6,22,1},
+ { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22,
+ 0xa6, 0x98, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
+ },
+ {0x070, /* Teletext, NTSC, WST System B */
+ {V4L2_SLICED_TELETEXT_NTSC_B,10,21,1},
+ { 0xaa, 0xaa, 0xff, 0xff, 0x27, 0x2e, 0x20, 0x23,
+ 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
+ },
+ {0x090, /* Tetetext, NTSC NABTS System C */
+ {V4L2_SLICED_TELETEXT_NTSC_C,10,21,1},
+ { 0xaa, 0xaa, 0xff, 0xff, 0xe7, 0x2e, 0x20, 0x22,
+ 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x15, 0x00 }
+ },
+ {0x0b0, /* Teletext, NTSC-J, NABTS System D */
+ {V4L2_SLICED_TELETEXT_NTSC_D,10,21,1},
+ { 0xaa, 0xaa, 0xff, 0xff, 0xa7, 0x2e, 0x20, 0x23,
+ 0x69, 0x93, 0x0d, 0x00, 0x00, 0x00, 0x10, 0x00 }
+ },
+ {0x0d0, /* Closed Caption, PAL/SECAM */
+ {V4L2_SLICED_CAPTION_625,22,22,1},
+ { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02,
+ 0xa6, 0x7b, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 }
+ },
+#endif
+ {0x0f0, /* Closed Caption, NTSC */
+ {V4L2_SLICED_CAPTION_525,21,21,1},
+ { 0xaa, 0x2a, 0xff, 0x3f, 0x04, 0x51, 0x6e, 0x02,
+ 0x69, 0x8c, 0x09, 0x00, 0x00, 0x00, 0x27, 0x00 }
+ },
+ {0x110, /* Wide Screen Signal, PAL/SECAM */
+ {V4L2_SLICED_WSS_625,23,23,1},
+ { 0x5b, 0x55, 0xc5, 0xff, 0x00, 0x71, 0x6e, 0x42,
+ 0xa6, 0xcd, 0x0f, 0x00, 0x00, 0x00, 0x3a, 0x00 }
+ },
+#if 0
+ {0x130, /* Wide Screen Signal, NTSC C */
+ {V4L2_SLICED_WSS_525,20,20,1},
+ { 0x38, 0x00, 0x3f, 0x00, 0x00, 0x71, 0x6e, 0x43,
+ 0x69, 0x7c, 0x08, 0x00, 0x00, 0x00, 0x39, 0x00 }
+ },
+ {0x150, /* Vertical Interval Timecode (VITC), PAL/SECAM */
+ {V4l2_SLICED_VITC_625,6,22,0},
+ { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49,
+ 0xa6, 0x85, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 }
+ },
+ {0x170, /* Vertical Interval Timecode (VITC), NTSC */
+ {V4l2_SLICED_VITC_525,10,20,0},
+ { 0x00, 0x00, 0x00, 0x00, 0x00, 0x8f, 0x6d, 0x49,
+ 0x69, 0x94, 0x08, 0x00, 0x00, 0x00, 0x4c, 0x00 }
+ },
+#endif
+ {0x190, /* Video Program System (VPS), PAL */
+ {V4L2_SLICED_VPS,16,16,0},
+ { 0xaa, 0xaa, 0xff, 0xff, 0xba, 0xce, 0x2b, 0x0d,
+ 0xa6, 0xda, 0x0b, 0x00, 0x00, 0x00, 0x60, 0x00 }
+ },
+ /* 0x1d0 User programmable */
+
+ /* End of struct */
+ { (u16)-1 }
+};
+
+static int tvp5150_write_inittab(struct v4l2_subdev *sd,
+ const struct i2c_reg_value *regs)
+{
+ while (regs->reg != 0xff) {
+ tvp5150_write(sd, regs->reg, regs->value);
+ regs++;
+ }
+ return 0;
+}
+
+static int tvp5150_vdp_init(struct v4l2_subdev *sd,
+ const struct i2c_vbi_ram_value *regs)
+{
+ unsigned int i;
+
+ /* Disable Full Field */
+ tvp5150_write(sd, TVP5150_FULL_FIELD_ENA, 0);
+
+ /* Before programming, Line mode should be at 0xff */
+ for (i = TVP5150_LINE_MODE_INI; i <= TVP5150_LINE_MODE_END; i++)
+ tvp5150_write(sd, i, 0xff);
+
+ /* Load Ram Table */
+ while (regs->reg != (u16)-1) {
+ tvp5150_write(sd, TVP5150_CONF_RAM_ADDR_HIGH, regs->reg >> 8);
+ tvp5150_write(sd, TVP5150_CONF_RAM_ADDR_LOW, regs->reg);
+
+ for (i = 0; i < 16; i++)
+ tvp5150_write(sd, TVP5150_VDP_CONF_RAM_DATA, regs->values[i]);
+
+ regs++;
+ }
+ return 0;
+}
+
+/* Fills VBI capabilities based on i2c_vbi_ram_value struct */
+static int tvp5150_g_sliced_vbi_cap(struct v4l2_subdev *sd,
+ struct v4l2_sliced_vbi_cap *cap)
+{
+ const struct i2c_vbi_ram_value *regs = vbi_ram_default;
+ int line;
+
+ v4l2_dbg(1, debug, sd, "g_sliced_vbi_cap\n");
+ memset(cap, 0, sizeof *cap);
+
+ while (regs->reg != (u16)-1 ) {
+ for (line=regs->type.ini_line;line<=regs->type.end_line;line++) {
+ cap->service_lines[0][line] |= regs->type.vbi_type;
+ }
+ cap->service_set |= regs->type.vbi_type;
+
+ regs++;
+ }
+ return 0;
+}
+
+/* Set vbi processing
+ * type - one of tvp5150_vbi_types
+ * line - line to gather data
+ * fields: bit 0 field1, bit 1, field2
+ * flags (default=0xf0) is a bitmask, were set means:
+ * bit 7: enable filtering null bytes on CC
+ * bit 6: send data also to FIFO
+ * bit 5: don't allow data with errors on FIFO
+ * bit 4: enable ECC when possible
+ * pix_align = pix alignment:
+ * LSB = field1
+ * MSB = field2
+ */
+static int tvp5150_set_vbi(struct v4l2_subdev *sd,
+ const struct i2c_vbi_ram_value *regs,
+ unsigned int type,u8 flags, int line,
+ const int fields)
+{
+ struct tvp5150 *decoder = to_tvp5150(sd);
+ v4l2_std_id std = decoder->norm;
+ u8 reg;
+ int pos=0;
+
+ if (std == V4L2_STD_ALL) {
+ v4l2_err(sd, "VBI can't be configured without knowing number of lines\n");
+ return 0;
+ } else if (std & V4L2_STD_625_50) {
+ /* Don't follow NTSC Line number convension */
+ line += 3;
+ }
+
+ if (line<6||line>27)
+ return 0;
+
+ while (regs->reg != (u16)-1 ) {
+ if ((type & regs->type.vbi_type) &&
+ (line>=regs->type.ini_line) &&
+ (line<=regs->type.end_line)) {
+ type=regs->type.vbi_type;
+ break;
+ }
+
+ regs++;
+ pos++;
+ }
+ if (regs->reg == (u16)-1)
+ return 0;
+
+ type=pos | (flags & 0xf0);
+ reg=((line-6)<<1)+TVP5150_LINE_MODE_INI;
+
+ if (fields&1) {
+ tvp5150_write(sd, reg, type);
+ }
+
+ if (fields&2) {
+ tvp5150_write(sd, reg+1, type);
+ }
+
+ return type;
+}
+
+static int tvp5150_get_vbi(struct v4l2_subdev *sd,
+ const struct i2c_vbi_ram_value *regs, int line)
+{
+ struct tvp5150 *decoder = to_tvp5150(sd);
+ v4l2_std_id std = decoder->norm;
+ u8 reg;
+ int pos, type = 0;
+ int i, ret = 0;
+
+ if (std == V4L2_STD_ALL) {
+ v4l2_err(sd, "VBI can't be configured without knowing number of lines\n");
+ return 0;
+ } else if (std & V4L2_STD_625_50) {
+ /* Don't follow NTSC Line number convension */
+ line += 3;
+ }
+
+ if (line < 6 || line > 27)
+ return 0;
+
+ reg = ((line - 6) << 1) + TVP5150_LINE_MODE_INI;
+
+ for (i = 0; i <= 1; i++) {
+ ret = tvp5150_read(sd, reg + i);
+ if (ret < 0) {
+ v4l2_err(sd, "%s: failed with error = %d\n",
+ __func__, ret);
+ return 0;
+ }
+ pos = ret & 0x0f;
+ if (pos < 0x0f)
+ type |= regs[pos].type.vbi_type;
+ }
+
+ return type;
+}
+
+static int tvp5150_set_std(struct v4l2_subdev *sd, v4l2_std_id std)
+{
+ struct tvp5150 *decoder = to_tvp5150(sd);
+ int fmt = 0;
+
+ decoder->norm = std;
+
+ /* First tests should be against specific std */
+
+ if (std == V4L2_STD_ALL) {
+ fmt = VIDEO_STD_AUTO_SWITCH_BIT; /* Autodetect mode */
+ } else if (std & V4L2_STD_NTSC_443) {
+ fmt = VIDEO_STD_NTSC_4_43_BIT;
+ } else if (std & V4L2_STD_PAL_M) {
+ fmt = VIDEO_STD_PAL_M_BIT;
+ } else if (std & (V4L2_STD_PAL_N | V4L2_STD_PAL_Nc)) {
+ fmt = VIDEO_STD_PAL_COMBINATION_N_BIT;
+ } else {
+ /* Then, test against generic ones */
+ if (std & V4L2_STD_NTSC)
+ fmt = VIDEO_STD_NTSC_MJ_BIT;
+ else if (std & V4L2_STD_PAL)
+ fmt = VIDEO_STD_PAL_BDGHIN_BIT;
+ else if (std & V4L2_STD_SECAM)
+ fmt = VIDEO_STD_SECAM_BIT;
+ }
+
+ v4l2_dbg(1, debug, sd, "Set video std register to %d.\n", fmt);
+ tvp5150_write(sd, TVP5150_VIDEO_STD, fmt);
+ return 0;
+}
+
+static int tvp5150_s_std(struct v4l2_subdev *sd, v4l2_std_id std)
+{
+ struct tvp5150 *decoder = to_tvp5150(sd);
+
+ if (decoder->norm == std)
+ return 0;
+
+ /* Change cropping height limits */
+ if (std & V4L2_STD_525_60)
+ decoder->rect.height = TVP5150_V_MAX_525_60;
+ else
+ decoder->rect.height = TVP5150_V_MAX_OTHERS;
+
+
+ return tvp5150_set_std(sd, std);
+}
+
+static int tvp5150_reset(struct v4l2_subdev *sd, u32 val)
+{
+ struct tvp5150 *decoder = to_tvp5150(sd);
+
+ /* Initializes TVP5150 to its default values */
+ tvp5150_write_inittab(sd, tvp5150_init_default);
+
+ /* Initializes VDP registers */
+ tvp5150_vdp_init(sd, vbi_ram_default);
+
+ /* Selects decoder input */
+ tvp5150_selmux(sd);
+
+ /* Initializes TVP5150 to stream enabled values */
+ tvp5150_write_inittab(sd, tvp5150_init_enable);
+
+ /* Initialize image preferences */
+ v4l2_ctrl_handler_setup(&decoder->hdl);
+
+ tvp5150_set_std(sd, decoder->norm);
+ return 0;
+};
+
+static int tvp5150_s_ctrl(struct v4l2_ctrl *ctrl)
+{
+ struct v4l2_subdev *sd = to_sd(ctrl);
+
+ switch (ctrl->id) {
+ case V4L2_CID_BRIGHTNESS:
+ tvp5150_write(sd, TVP5150_BRIGHT_CTL, ctrl->val);
+ return 0;
+ case V4L2_CID_CONTRAST:
+ tvp5150_write(sd, TVP5150_CONTRAST_CTL, ctrl->val);
+ return 0;
+ case V4L2_CID_SATURATION:
+ tvp5150_write(sd, TVP5150_SATURATION_CTL, ctrl->val);
+ return 0;
+ case V4L2_CID_HUE:
+ tvp5150_write(sd, TVP5150_HUE_CTL, ctrl->val);
+ return 0;
+ }
+ return -EINVAL;
+}
+
+static v4l2_std_id tvp5150_read_std(struct v4l2_subdev *sd)
+{
+ int val = tvp5150_read(sd, TVP5150_STATUS_REG_5);
+
+ switch (val & 0x0F) {
+ case 0x01:
+ return V4L2_STD_NTSC;
+ case 0x03:
+ return V4L2_STD_PAL;
+ case 0x05:
+ return V4L2_STD_PAL_M;
+ case 0x07:
+ return V4L2_STD_PAL_N | V4L2_STD_PAL_Nc;
+ case 0x09:
+ return V4L2_STD_NTSC_443;
+ case 0xb:
+ return V4L2_STD_SECAM;
+ default:
+ return V4L2_STD_UNKNOWN;
+ }
+}
+
+static int tvp5150_enum_mbus_fmt(struct v4l2_subdev *sd, unsigned index,
+ enum v4l2_mbus_pixelcode *code)
+{
+ if (index)
+ return -EINVAL;
+
+ *code = V4L2_MBUS_FMT_UYVY8_2X8;
+ return 0;
+}
+
+static int tvp5150_mbus_fmt(struct v4l2_subdev *sd,
+ struct v4l2_mbus_framefmt *f)
+{
+ struct tvp5150 *decoder = to_tvp5150(sd);
+
+ if (f == NULL)
+ return -EINVAL;
+
+ tvp5150_reset(sd, 0);
+
+ f->width = decoder->rect.width;
+ f->height = decoder->rect.height;
+
+ f->code = V4L2_MBUS_FMT_UYVY8_2X8;
+ f->field = V4L2_FIELD_SEQ_TB;
+ f->colorspace = V4L2_COLORSPACE_SMPTE170M;
+
+ v4l2_dbg(1, debug, sd, "width = %d, height = %d\n", f->width,
+ f->height);
+ return 0;
+}
+
+static int tvp5150_s_crop(struct v4l2_subdev *sd, const struct v4l2_crop *a)
+{
+ struct v4l2_rect rect = a->c;
+ struct tvp5150 *decoder = to_tvp5150(sd);
+ v4l2_std_id std;
+ int hmax;
+
+ v4l2_dbg(1, debug, sd, "%s left=%d, top=%d, width=%d, height=%d\n",
+ __func__, rect.left, rect.top, rect.width, rect.height);
+
+ if (a->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+ return -EINVAL;
+
+ /* tvp5150 has some special limits */
+ rect.left = clamp(rect.left, 0, TVP5150_MAX_CROP_LEFT);
+ rect.width = clamp(rect.width,
+ TVP5150_H_MAX - TVP5150_MAX_CROP_LEFT - rect.left,
+ TVP5150_H_MAX - rect.left);
+ rect.top = clamp(rect.top, 0, TVP5150_MAX_CROP_TOP);
+
+ /* Calculate height based on current standard */
+ if (decoder->norm == V4L2_STD_ALL)
+ std = tvp5150_read_std(sd);
+ else
+ std = decoder->norm;
+
+ if (std & V4L2_STD_525_60)
+ hmax = TVP5150_V_MAX_525_60;
+ else
+ hmax = TVP5150_V_MAX_OTHERS;
+
+ rect.height = clamp(rect.height,
+ hmax - TVP5150_MAX_CROP_TOP - rect.top,
+ hmax - rect.top);
+
+ tvp5150_write(sd, TVP5150_VERT_BLANKING_START, rect.top);
+ tvp5150_write(sd, TVP5150_VERT_BLANKING_STOP,
+ rect.top + rect.height - hmax);
+ tvp5150_write(sd, TVP5150_ACT_VD_CROP_ST_MSB,
+ rect.left >> TVP5150_CROP_SHIFT);
+ tvp5150_write(sd, TVP5150_ACT_VD_CROP_ST_LSB,
+ rect.left | (1 << TVP5150_CROP_SHIFT));
+ tvp5150_write(sd, TVP5150_ACT_VD_CROP_STP_MSB,
+ (rect.left + rect.width - TVP5150_MAX_CROP_LEFT) >>
+ TVP5150_CROP_SHIFT);
+ tvp5150_write(sd, TVP5150_ACT_VD_CROP_STP_LSB,
+ rect.left + rect.width - TVP5150_MAX_CROP_LEFT);
+
+ decoder->rect = rect;
+
+ return 0;
+}
+
+static int tvp5150_g_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
+{
+ struct tvp5150 *decoder = container_of(sd, struct tvp5150, sd);
+
+ a->c = decoder->rect;
+ a->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+
+ return 0;
+}
+
+static int tvp5150_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a)
+{
+ struct tvp5150 *decoder = container_of(sd, struct tvp5150, sd);
+ v4l2_std_id std;
+
+ if (a->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+ return -EINVAL;
+
+ a->bounds.left = 0;
+ a->bounds.top = 0;
+ a->bounds.width = TVP5150_H_MAX;
+
+ /* Calculate height based on current standard */
+ if (decoder->norm == V4L2_STD_ALL)
+ std = tvp5150_read_std(sd);
+ else
+ std = decoder->norm;
+
+ if (std & V4L2_STD_525_60)
+ a->bounds.height = TVP5150_V_MAX_525_60;
+ else
+ a->bounds.height = TVP5150_V_MAX_OTHERS;
+
+ a->defrect = a->bounds;
+ a->pixelaspect.numerator = 1;
+ a->pixelaspect.denominator = 1;
+
+ return 0;
+}
+
+/****************************************************************************
+ I2C Command
+ ****************************************************************************/
+
+static int tvp5150_s_routing(struct v4l2_subdev *sd,
+ u32 input, u32 output, u32 config)
+{
+ struct tvp5150 *decoder = to_tvp5150(sd);
+
+ decoder->input = input;
+ decoder->output = output;
+ tvp5150_selmux(sd);
+ return 0;
+}
+
+static int tvp5150_s_raw_fmt(struct v4l2_subdev *sd, struct v4l2_vbi_format *fmt)
+{
+ /* this is for capturing 36 raw vbi lines
+ if there's a way to cut off the beginning 2 vbi lines
+ with the tvp5150 then the vbi line count could be lowered
+ to 17 lines/field again, although I couldn't find a register
+ which could do that cropping */
+ if (fmt->sample_format == V4L2_PIX_FMT_GREY)
+ tvp5150_write(sd, TVP5150_LUMA_PROC_CTL_1, 0x70);
+ if (fmt->count[0] == 18 && fmt->count[1] == 18) {
+ tvp5150_write(sd, TVP5150_VERT_BLANKING_START, 0x00);
+ tvp5150_write(sd, TVP5150_VERT_BLANKING_STOP, 0x01);
+ }
+ return 0;
+}
+
+static int tvp5150_s_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format *svbi)
+{
+ int i;
+
+ if (svbi->service_set != 0) {
+ for (i = 0; i <= 23; i++) {
+ svbi->service_lines[1][i] = 0;
+ svbi->service_lines[0][i] =
+ tvp5150_set_vbi(sd, vbi_ram_default,
+ svbi->service_lines[0][i], 0xf0, i, 3);
+ }
+ /* Enables FIFO */
+ tvp5150_write(sd, TVP5150_FIFO_OUT_CTRL, 1);
+ } else {
+ /* Disables FIFO*/
+ tvp5150_write(sd, TVP5150_FIFO_OUT_CTRL, 0);
+
+ /* Disable Full Field */
+ tvp5150_write(sd, TVP5150_FULL_FIELD_ENA, 0);
+
+ /* Disable Line modes */
+ for (i = TVP5150_LINE_MODE_INI; i <= TVP5150_LINE_MODE_END; i++)
+ tvp5150_write(sd, i, 0xff);
+ }
+ return 0;
+}
+
+static int tvp5150_g_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format *svbi)
+{
+ int i, mask = 0;
+
+ memset(svbi->service_lines, 0, sizeof(svbi->service_lines));
+
+ for (i = 0; i <= 23; i++) {
+ svbi->service_lines[0][i] =
+ tvp5150_get_vbi(sd, vbi_ram_default, i);
+ mask |= svbi->service_lines[0][i];
+ }
+ svbi->service_set = mask;
+ return 0;
+}
+
+static int tvp5150_g_chip_ident(struct v4l2_subdev *sd,
+ struct v4l2_dbg_chip_ident *chip)
+{
+ int rev;
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
+
+ rev = tvp5150_read(sd, TVP5150_ROM_MAJOR_VER) << 8 |
+ tvp5150_read(sd, TVP5150_ROM_MINOR_VER);
+
+ return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_TVP5150,
+ rev);
+}
+
+
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+static int tvp5150_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg)
+{
+ int res;
+
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
+
+ if (!v4l2_chip_match_i2c_client(client, &reg->match))
+ return -EINVAL;
+ if (!capable(CAP_SYS_ADMIN))
+ return -EPERM;
+ res = tvp5150_read(sd, reg->reg & 0xff);
+ if (res < 0) {
+ v4l2_err(sd, "%s: failed with error = %d\n", __func__, res);
+ return res;
+ }
+
+ reg->val = res;
+ reg->size = 1;
+ return 0;
+}
+
+static int tvp5150_s_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg)
+{
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
+
+ if (!v4l2_chip_match_i2c_client(client, &reg->match))
+ return -EINVAL;
+ if (!capable(CAP_SYS_ADMIN))
+ return -EPERM;
+ tvp5150_write(sd, reg->reg & 0xff, reg->val & 0xff);
+ return 0;
+}
+#endif
+
+static int tvp5150_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
+{
+ int status = tvp5150_read(sd, 0x88);
+
+ vt->signal = ((status & 0x04) && (status & 0x02)) ? 0xffff : 0x0;
+ return 0;
+}
+
+/* ----------------------------------------------------------------------- */
+
+static const struct v4l2_ctrl_ops tvp5150_ctrl_ops = {
+ .s_ctrl = tvp5150_s_ctrl,
+};
+
+static const struct v4l2_subdev_core_ops tvp5150_core_ops = {
+ .log_status = tvp5150_log_status,
+ .g_ext_ctrls = v4l2_subdev_g_ext_ctrls,
+ .try_ext_ctrls = v4l2_subdev_try_ext_ctrls,
+ .s_ext_ctrls = v4l2_subdev_s_ext_ctrls,
+ .g_ctrl = v4l2_subdev_g_ctrl,
+ .s_ctrl = v4l2_subdev_s_ctrl,
+ .queryctrl = v4l2_subdev_queryctrl,
+ .querymenu = v4l2_subdev_querymenu,
+ .s_std = tvp5150_s_std,
+ .reset = tvp5150_reset,
+ .g_chip_ident = tvp5150_g_chip_ident,
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+ .g_register = tvp5150_g_register,
+ .s_register = tvp5150_s_register,
+#endif
+};
+
+static const struct v4l2_subdev_tuner_ops tvp5150_tuner_ops = {
+ .g_tuner = tvp5150_g_tuner,
+};
+
+static const struct v4l2_subdev_video_ops tvp5150_video_ops = {
+ .s_routing = tvp5150_s_routing,
+ .enum_mbus_fmt = tvp5150_enum_mbus_fmt,
+ .s_mbus_fmt = tvp5150_mbus_fmt,
+ .try_mbus_fmt = tvp5150_mbus_fmt,
+ .g_mbus_fmt = tvp5150_mbus_fmt,
+ .s_crop = tvp5150_s_crop,
+ .g_crop = tvp5150_g_crop,
+ .cropcap = tvp5150_cropcap,
+};
+
+static const struct v4l2_subdev_vbi_ops tvp5150_vbi_ops = {
+ .g_sliced_vbi_cap = tvp5150_g_sliced_vbi_cap,
+ .g_sliced_fmt = tvp5150_g_sliced_fmt,
+ .s_sliced_fmt = tvp5150_s_sliced_fmt,
+ .s_raw_fmt = tvp5150_s_raw_fmt,
+};
+
+static const struct v4l2_subdev_ops tvp5150_ops = {
+ .core = &tvp5150_core_ops,
+ .tuner = &tvp5150_tuner_ops,
+ .video = &tvp5150_video_ops,
+ .vbi = &tvp5150_vbi_ops,
+};
+
+
+/****************************************************************************
+ I2C Client & Driver
+ ****************************************************************************/
+
+static int tvp5150_probe(struct i2c_client *c,
+ const struct i2c_device_id *id)
+{
+ struct tvp5150 *core;
+ struct v4l2_subdev *sd;
+ int tvp5150_id[4];
+ int i, res;
+
+ /* Check if the adapter supports the needed features */
+ if (!i2c_check_functionality(c->adapter,
+ I2C_FUNC_SMBUS_READ_BYTE | I2C_FUNC_SMBUS_WRITE_BYTE_DATA))
+ return -EIO;
+
+ core = kzalloc(sizeof(struct tvp5150), GFP_KERNEL);
+ if (!core) {
+ return -ENOMEM;
+ }
+ sd = &core->sd;
+ v4l2_i2c_subdev_init(sd, c, &tvp5150_ops);
+
+ /*
+ * Read consequent registers - TVP5150_MSB_DEV_ID, TVP5150_LSB_DEV_ID,
+ * TVP5150_ROM_MAJOR_VER, TVP5150_ROM_MINOR_VER
+ */
+ for (i = 0; i < 4; i++) {
+ res = tvp5150_read(sd, TVP5150_MSB_DEV_ID + i);
+ if (res < 0)
+ goto free_core;
+ tvp5150_id[i] = res;
+ }
+
+ v4l_info(c, "chip found @ 0x%02x (%s)\n",
+ c->addr << 1, c->adapter->name);
+
+ if (tvp5150_id[2] == 4 && tvp5150_id[3] == 0) { /* Is TVP5150AM1 */
+ v4l2_info(sd, "tvp%02x%02xam1 detected.\n",
+ tvp5150_id[0], tvp5150_id[1]);
+
+ /* ITU-T BT.656.4 timing */
+ tvp5150_write(sd, TVP5150_REV_SELECT, 0);
+ } else {
+ /* Is TVP5150A */
+ if (tvp5150_id[2] == 3 || tvp5150_id[3] == 0x21) {
+ v4l2_info(sd, "tvp%02x%02xa detected.\n",
+ tvp5150_id[2], tvp5150_id[3]);
+ } else {
+ v4l2_info(sd, "*** unknown tvp%02x%02x chip detected.\n",
+ tvp5150_id[2], tvp5150_id[3]);
+ v4l2_info(sd, "*** Rom ver is %d.%d\n",
+ tvp5150_id[2], tvp5150_id[3]);
+ }
+ }
+
+ core->norm = V4L2_STD_ALL; /* Default is autodetect */
+ core->input = TVP5150_COMPOSITE1;
+ core->enable = 1;
+
+ v4l2_ctrl_handler_init(&core->hdl, 4);
+ v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops,
+ V4L2_CID_BRIGHTNESS, 0, 255, 1, 128);
+ v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops,
+ V4L2_CID_CONTRAST, 0, 255, 1, 128);
+ v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops,
+ V4L2_CID_SATURATION, 0, 255, 1, 128);
+ v4l2_ctrl_new_std(&core->hdl, &tvp5150_ctrl_ops,
+ V4L2_CID_HUE, -128, 127, 1, 0);
+ sd->ctrl_handler = &core->hdl;
+ if (core->hdl.error) {
+ res = core->hdl.error;
+ v4l2_ctrl_handler_free(&core->hdl);
+ goto free_core;
+ }
+ v4l2_ctrl_handler_setup(&core->hdl);
+
+ /* Default is no cropping */
+ core->rect.top = 0;
+ if (tvp5150_read_std(sd) & V4L2_STD_525_60)
+ core->rect.height = TVP5150_V_MAX_525_60;
+ else
+ core->rect.height = TVP5150_V_MAX_OTHERS;
+ core->rect.left = 0;
+ core->rect.width = TVP5150_H_MAX;
+
+ if (debug > 1)
+ tvp5150_log_status(sd);
+ return 0;
+
+free_core:
+ kfree(core);
+ return res;
+}
+
+static int tvp5150_remove(struct i2c_client *c)
+{
+ struct v4l2_subdev *sd = i2c_get_clientdata(c);
+ struct tvp5150 *decoder = to_tvp5150(sd);
+
+ v4l2_dbg(1, debug, sd,
+ "tvp5150.c: removing tvp5150 adapter on address 0x%x\n",
+ c->addr << 1);
+
+ v4l2_device_unregister_subdev(sd);
+ v4l2_ctrl_handler_free(&decoder->hdl);
+ kfree(to_tvp5150(sd));
+ return 0;
+}
+
+/* ----------------------------------------------------------------------- */
+
+static const struct i2c_device_id tvp5150_id[] = {
+ { "tvp5150", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, tvp5150_id);
+
+static struct i2c_driver tvp5150_driver = {
+ .driver = {
+ .owner = THIS_MODULE,
+ .name = "tvp5150",
+ },
+ .probe = tvp5150_probe,
+ .remove = tvp5150_remove,
+ .id_table = tvp5150_id,
+};
+
+module_i2c_driver(tvp5150_driver);
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-24 01:39:01 +0300