diff options
Diffstat (limited to 'drivers/video')
31 files changed, 232 insertions, 636 deletions
diff --git a/drivers/video/backlight/as3711_bl.c b/drivers/video/backlight/as3711_bl.c index ca544aa764b8..33f0f0f2e8b3 100644 --- a/drivers/video/backlight/as3711_bl.c +++ b/drivers/video/backlight/as3711_bl.c @@ -1,12 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0 /* * AS3711 PMIC backlight driver, using DCDC Step Up Converters * * Copyright (C) 2012 Renesas Electronics Corporation * Author: Guennadi Liakhovetski, <g.liakhovetski@gmx.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the version 2 of the GNU General Public License as - * published by the Free Software Foundation */ #include <linux/backlight.h> @@ -488,5 +485,5 @@ module_platform_driver(as3711_backlight_driver); MODULE_DESCRIPTION("Backlight Driver for AS3711 PMICs"); MODULE_AUTHOR("Guennadi Liakhovetski <g.liakhovetski@gmx.de"); -MODULE_LICENSE("GPL"); +MODULE_LICENSE("GPL v2"); MODULE_ALIAS("platform:as3711-backlight"); diff --git a/drivers/video/fbdev/Kconfig b/drivers/video/fbdev/Kconfig index 591a13a59787..e413f54208f4 100644 --- a/drivers/video/fbdev/Kconfig +++ b/drivers/video/fbdev/Kconfig @@ -2,6 +2,12 @@ # fbdev configuration # +config FB_CMDLINE + bool + +config FB_NOTIFY + bool + menuconfig FB tristate "Support for frame buffer devices" select FB_CMDLINE @@ -41,7 +47,6 @@ menuconfig FB config FIRMWARE_EDID bool "Enable firmware EDID" depends on FB - default n ---help--- This enables access to the EDID transferred from the firmware. On the i386, this is from the Video BIOS. Enable this if DDC/I2C @@ -54,23 +59,15 @@ config FIRMWARE_EDID combination with certain motherboards and monitors are known to suffer from this problem. -config FB_CMDLINE - bool - -config FB_NOTIFY - bool - config FB_DDC tristate depends on FB select I2C_ALGOBIT select I2C - default n config FB_BOOT_VESA_SUPPORT bool depends on FB - default n ---help--- If true, at least one selected framebuffer driver can take advantage of VESA video modes set at an early boot stage via the vga= parameter. @@ -78,7 +75,6 @@ config FB_BOOT_VESA_SUPPORT config FB_CFB_FILLRECT tristate depends on FB - default n ---help--- Include the cfb_fillrect function for generic software rectangle filling. This is used by drivers that don't provide their own @@ -87,7 +83,6 @@ config FB_CFB_FILLRECT config FB_CFB_COPYAREA tristate depends on FB - default n ---help--- Include the cfb_copyarea function for generic software area copying. This is used by drivers that don't provide their own (accelerated) @@ -96,7 +91,6 @@ config FB_CFB_COPYAREA config FB_CFB_IMAGEBLIT tristate depends on FB - default n ---help--- Include the cfb_imageblit function for generic software image blitting. This is used by drivers that don't provide their own @@ -105,7 +99,6 @@ config FB_CFB_IMAGEBLIT config FB_CFB_REV_PIXELS_IN_BYTE bool depends on FB - default n ---help--- Allow generic frame-buffer functions to work on displays with 1, 2 and 4 bits per pixel depths which has opposite order of pixels in @@ -114,7 +107,6 @@ config FB_CFB_REV_PIXELS_IN_BYTE config FB_SYS_FILLRECT tristate depends on FB - default n ---help--- Include the sys_fillrect function for generic software rectangle filling. This is used by drivers that don't provide their own @@ -123,7 +115,6 @@ config FB_SYS_FILLRECT config FB_SYS_COPYAREA tristate depends on FB - default n ---help--- Include the sys_copyarea function for generic software area copying. This is used by drivers that don't provide their own (accelerated) @@ -132,7 +123,6 @@ config FB_SYS_COPYAREA config FB_SYS_IMAGEBLIT tristate depends on FB - default n ---help--- Include the sys_imageblit function for generic software image blitting. This is used by drivers that don't provide their own @@ -141,7 +131,6 @@ config FB_SYS_IMAGEBLIT config FB_PROVIDE_GET_FB_UNMAPPED_AREA bool depends on FB - default n ---help--- Allow generic frame-buffer to provide get_fb_unmapped_area function. @@ -173,7 +162,6 @@ endchoice config FB_SYS_FOPS tristate depends on FB - default n config FB_DEFERRED_IO bool @@ -187,7 +175,6 @@ config FB_HECUBA config FB_SVGALIB tristate depends on FB - default n ---help--- Common utility functions useful to fbdev drivers of VGA-based cards. @@ -195,19 +182,16 @@ config FB_SVGALIB config FB_MACMODES tristate depends on FB - default n config FB_BACKLIGHT bool depends on FB select BACKLIGHT_LCD_SUPPORT select BACKLIGHT_CLASS_DEVICE - default n config FB_MODE_HELPERS bool "Enable Video Mode Handling Helpers" depends on FB - default n ---help--- This enables functions for handling video modes using the Generalized Timing Formula and the EDID parser. A few drivers rely @@ -218,7 +202,6 @@ config FB_MODE_HELPERS config FB_TILEBLITTING bool "Enable Tile Blitting Support" depends on FB - default n ---help--- This enables tile blitting. Tile blitting is a drawing technique where the screen is divided into rectangular sections (tiles), whereas @@ -329,16 +312,9 @@ config FB_ACORN hardware found in Acorn RISC PCs and other ARM-based machines. If unsure, say N. -config FB_CLPS711X_OLD - tristate - select FB_CFB_FILLRECT - select FB_CFB_COPYAREA - select FB_CFB_IMAGEBLIT - config FB_CLPS711X tristate "CLPS711X LCD support" depends on FB && (ARCH_CLPS711X || COMPILE_TEST) - select FB_CLPS711X_OLD if ARCH_CLPS711X && !ARCH_MULTIPLATFORM select BACKLIGHT_LCD_SUPPORT select FB_MODE_HELPERS select FB_SYS_FILLRECT @@ -936,7 +912,6 @@ config FB_NVIDIA_I2C config FB_NVIDIA_DEBUG bool "Lots of debug output" depends on FB_NVIDIA - default n help Say Y here if you want the nVidia driver to output all sorts of debugging information to provide to the maintainer when @@ -983,7 +958,6 @@ config FB_RIVA_I2C config FB_RIVA_DEBUG bool "Lots of debug output" depends on FB_RIVA - default n help Say Y here if you want the Riva driver to output all sorts of debugging information to provide to the maintainer when @@ -1266,7 +1240,6 @@ config FB_RADEON_BACKLIGHT config FB_RADEON_DEBUG bool "Lots of debug output from Radeon driver" depends on FB_RADEON - default n help Say Y here if you want the Radeon driver to output all sorts of debugging information to provide to the maintainer when @@ -1399,7 +1372,6 @@ config FB_SAVAGE_I2C config FB_SAVAGE_ACCEL bool "Enable Console Acceleration" depends on FB_SAVAGE - default n help This option will compile in console acceleration support. If the resulting framebuffer console has bothersome glitches, then @@ -1456,8 +1428,6 @@ if FB_VIA config FB_VIA_DIRECT_PROCFS bool "direct hardware access via procfs (DEPRECATED)(DANGEROUS)" - depends on FB_VIA - default n help Allow direct hardware access to some output registers via procfs. This is dangerous but may provide the only chance to get the @@ -1466,8 +1436,6 @@ config FB_VIA_DIRECT_PROCFS config FB_VIA_X_COMPATIBILITY bool "X server compatibility" - depends on FB_VIA - default n help This option reduces the functionality (power saving, ...) of the framebuffer to avoid negative impact on the OpenChrome X server. @@ -1692,7 +1660,6 @@ config FB_WM8505 config FB_WMT_GE_ROPS bool "VT8500/WM8xxx accelerated raster ops support" depends on (FB = y) && (FB_VT8500 || FB_WM8505) - default n help This adds support for accelerated raster operations on the VIA VT8500 and Wondermedia 85xx series SoCs. @@ -1802,17 +1769,14 @@ config FB_PXA config FB_PXA_OVERLAY bool "Support PXA27x/PXA3xx Overlay(s) as framebuffer" - default n depends on FB_PXA && (PXA27x || PXA3xx) config FB_PXA_SMARTPANEL bool "PXA Smartpanel LCD support" - default n depends on FB_PXA config FB_PXA_PARAMETERS bool "PXA LCD command line parameters" - default n depends on FB_PXA ---help--- Enable the use of kernel command line or module parameters @@ -1850,7 +1814,6 @@ config FB_MBX config FB_MBX_DEBUG bool "Enable debugging info via debugfs" depends on FB_MBX && DEBUG_FS - default n ---help--- Enable this if you want debugging information using the debug filesystem (debugfs) @@ -2240,7 +2203,7 @@ config FB_MX3 config FB_BROADSHEET tristate "E-Ink Broadsheet/Epson S1D13521 controller support" - depends on FB + depends on FB && (ARCH_PXA || COMPILE_TEST) select FB_SYS_FILLRECT select FB_SYS_COPYAREA select FB_SYS_IMAGEBLIT @@ -2308,10 +2271,6 @@ config FB_SIMPLE Configuration re: surface address, size, and format must be provided through device tree, or plain old platform data. -source "drivers/video/fbdev/omap/Kconfig" -source "drivers/video/fbdev/omap2/Kconfig" -source "drivers/video/fbdev/mmp/Kconfig" - config FB_SSD1307 tristate "Solomon SSD1307 framebuffer support" depends on FB && I2C @@ -2341,3 +2300,7 @@ config FB_SM712 This driver is also available as a module. The module will be called sm712fb. If you want to compile it as a module, say M here and read <file:Documentation/kbuild/modules.txt>. + +source "drivers/video/fbdev/omap/Kconfig" +source "drivers/video/fbdev/omap2/Kconfig" +source "drivers/video/fbdev/mmp/Kconfig" diff --git a/drivers/video/fbdev/Makefile b/drivers/video/fbdev/Makefile index 13c900320c2c..846b0c9ea9db 100644 --- a/drivers/video/fbdev/Makefile +++ b/drivers/video/fbdev/Makefile @@ -14,7 +14,6 @@ obj-$(CONFIG_FB_WMT_GE_ROPS) += wmt_ge_rops.o obj-$(CONFIG_FB_AMIGA) += amifb.o c2p_planar.o obj-$(CONFIG_FB_ARC) += arcfb.o obj-$(CONFIG_FB_CLPS711X) += clps711x-fb.o -obj-$(CONFIG_FB_CLPS711X_OLD) += clps711xfb.o obj-$(CONFIG_FB_CYBER2000) += cyber2000fb.o obj-$(CONFIG_FB_GRVGA) += grvga.o obj-$(CONFIG_FB_PM2) += pm2fb.o diff --git a/drivers/video/fbdev/arcfb.c b/drivers/video/fbdev/arcfb.c index 7e87d0d61658..a48741aab240 100644 --- a/drivers/video/fbdev/arcfb.c +++ b/drivers/video/fbdev/arcfb.c @@ -419,6 +419,8 @@ static int arcfb_ioctl(struct fb_info *info, schedule(); finish_wait(&arcfb_waitq, &wait); } + /* fall through */ + case FBIO_GETCONTROL2: { unsigned char ctl2; diff --git a/drivers/video/fbdev/atmel_lcdfb.c b/drivers/video/fbdev/atmel_lcdfb.c index 076d24afbd72..4ed55e6bbb84 100644 --- a/drivers/video/fbdev/atmel_lcdfb.c +++ b/drivers/video/fbdev/atmel_lcdfb.c @@ -22,6 +22,7 @@ #include <linux/module.h> #include <linux/of.h> #include <linux/of_device.h> +#include <video/of_videomode.h> #include <video/of_display_timing.h> #include <linux/regulator/consumer.h> #include <video/videomode.h> @@ -1028,11 +1029,11 @@ static int atmel_lcdfb_of_init(struct atmel_lcdfb_info *sinfo) struct device *dev = &sinfo->pdev->dev; struct device_node *np =dev->of_node; struct device_node *display_np; - struct device_node *timings_np; - struct display_timings *timings; struct atmel_lcdfb_power_ctrl_gpio *og; bool is_gpio_power = false; + struct fb_videomode fb_vm; struct gpio_desc *gpiod; + struct videomode vm; int ret = -ENOENT; int i; @@ -1105,44 +1106,18 @@ static int atmel_lcdfb_of_init(struct atmel_lcdfb_info *sinfo) pdata->lcdcon_is_backlight = of_property_read_bool(display_np, "atmel,lcdcon-backlight"); pdata->lcdcon_pol_negative = of_property_read_bool(display_np, "atmel,lcdcon-backlight-inverted"); - timings = of_get_display_timings(display_np); - if (!timings) { - dev_err(dev, "failed to get display timings\n"); - ret = -EINVAL; + ret = of_get_videomode(display_np, &vm, OF_USE_NATIVE_MODE); + if (ret) { + dev_err(dev, "failed to get videomode from DT\n"); goto put_display_node; } - timings_np = of_get_child_by_name(display_np, "display-timings"); - if (!timings_np) { - dev_err(dev, "failed to find display-timings node\n"); - ret = -ENODEV; + ret = fb_videomode_from_videomode(&vm, &fb_vm); + if (ret < 0) goto put_display_node; - } - for (i = 0; i < of_get_child_count(timings_np); i++) { - struct videomode vm; - struct fb_videomode fb_vm; - - ret = videomode_from_timings(timings, &vm, i); - if (ret < 0) - goto put_timings_node; - ret = fb_videomode_from_videomode(&vm, &fb_vm); - if (ret < 0) - goto put_timings_node; - - fb_add_videomode(&fb_vm, &info->modelist); - } - - /* - * FIXME: Make sure we are not referencing any fields in display_np - * and timings_np and drop our references to them before returning to - * avoid leaking the nodes on probe deferral and driver unbind. - */ - - return 0; + fb_add_videomode(&fb_vm, &info->modelist); -put_timings_node: - of_node_put(timings_np); put_display_node: of_node_put(display_np); return ret; diff --git a/drivers/video/fbdev/aty/atyfb.h b/drivers/video/fbdev/aty/atyfb.h index d09bab3bf224..e5a347c58180 100644 --- a/drivers/video/fbdev/aty/atyfb.h +++ b/drivers/video/fbdev/aty/atyfb.h @@ -147,6 +147,7 @@ struct atyfb_par { u16 pci_id; u32 accel_flags; int blitter_may_be_busy; + unsigned fifo_space; int asleep; int lock_blank; unsigned long res_start; @@ -346,10 +347,13 @@ extern int aty_init_cursor(struct fb_info *info); * Hardware acceleration */ -static inline void wait_for_fifo(u16 entries, const struct atyfb_par *par) +static inline void wait_for_fifo(u16 entries, struct atyfb_par *par) { - while ((aty_ld_le32(FIFO_STAT, par) & 0xffff) > - ((u32) (0x8000 >> entries))); + unsigned fifo_space = par->fifo_space; + while (entries > fifo_space) { + fifo_space = 16 - fls(aty_ld_le32(FIFO_STAT, par) & 0xffff); + } + par->fifo_space = fifo_space - entries; } static inline void wait_for_idle(struct atyfb_par *par) @@ -359,7 +363,7 @@ static inline void wait_for_idle(struct atyfb_par *par) par->blitter_may_be_busy = 0; } -extern void aty_reset_engine(const struct atyfb_par *par); +extern void aty_reset_engine(struct atyfb_par *par); extern void aty_init_engine(struct atyfb_par *par, struct fb_info *info); void atyfb_copyarea(struct fb_info *info, const struct fb_copyarea *area); diff --git a/drivers/video/fbdev/aty/atyfb_base.c b/drivers/video/fbdev/aty/atyfb_base.c index 05111e90f168..b6fe103df145 100644 --- a/drivers/video/fbdev/aty/atyfb_base.c +++ b/drivers/video/fbdev/aty/atyfb_base.c @@ -1480,24 +1480,28 @@ static int atyfb_set_par(struct fb_info *info) base = 0x2000; printk("debug atyfb: Mach64 non-shadow register values:"); for (i = 0; i < 256; i = i+4) { - if (i % 16 == 0) - printk("\ndebug atyfb: 0x%04X: ", base + i); - printk(" %08X", aty_ld_le32(i, par)); + if (i % 16 == 0) { + pr_cont("\n"); + printk("debug atyfb: 0x%04X: ", base + i); + } + pr_cont(" %08X", aty_ld_le32(i, par)); } - printk("\n\n"); + pr_cont("\n\n"); #ifdef CONFIG_FB_ATY_CT /* PLL registers */ base = 0x00; printk("debug atyfb: Mach64 PLL register values:"); for (i = 0; i < 64; i++) { - if (i % 16 == 0) - printk("\ndebug atyfb: 0x%02X: ", base + i); + if (i % 16 == 0) { + pr_cont("\n"); + printk("debug atyfb: 0x%02X: ", base + i); + } if (i % 4 == 0) - printk(" "); - printk("%02X", aty_ld_pll_ct(i, par)); + pr_cont(" "); + pr_cont("%02X", aty_ld_pll_ct(i, par)); } - printk("\n\n"); + pr_cont("\n\n"); #endif /* CONFIG_FB_ATY_CT */ #ifdef CONFIG_FB_ATY_GENERIC_LCD @@ -1509,19 +1513,19 @@ static int atyfb_set_par(struct fb_info *info) for (i = 0; i <= POWER_MANAGEMENT; i++) { if (i == EXT_VERT_STRETCH) continue; - printk("\ndebug atyfb: 0x%04X: ", + pr_cont("\ndebug atyfb: 0x%04X: ", lt_lcd_regs[i]); - printk(" %08X", aty_ld_lcd(i, par)); + pr_cont(" %08X", aty_ld_lcd(i, par)); } } else { for (i = 0; i < 64; i++) { if (i % 4 == 0) - printk("\ndebug atyfb: 0x%02X: ", + pr_cont("\ndebug atyfb: 0x%02X: ", base + i); - printk(" %08X", aty_ld_lcd(i, par)); + pr_cont(" %08X", aty_ld_lcd(i, par)); } } - printk("\n\n"); + pr_cont("\n\n"); } #endif /* CONFIG_FB_ATY_GENERIC_LCD */ } @@ -2597,8 +2601,8 @@ static int aty_init(struct fb_info *info) aty_ld_le32(DSP_ON_OFF, par), aty_ld_le32(CLOCK_CNTL, par)); for (i = 0; i < 40; i++) - printk(" %02x", aty_ld_pll_ct(i, par)); - printk("\n"); + pr_cont(" %02x", aty_ld_pll_ct(i, par)); + pr_cont("\n"); } #endif if (par->pll_ops->init_pll) diff --git a/drivers/video/fbdev/aty/mach64_accel.c b/drivers/video/fbdev/aty/mach64_accel.c index 2541a0e0de76..e4b2c89baee2 100644 --- a/drivers/video/fbdev/aty/mach64_accel.c +++ b/drivers/video/fbdev/aty/mach64_accel.c @@ -37,7 +37,7 @@ static u32 rotation24bpp(u32 dx, u32 direction) return ((rotation << 8) | DST_24_ROTATION_ENABLE); } -void aty_reset_engine(const struct atyfb_par *par) +void aty_reset_engine(struct atyfb_par *par) { /* reset engine */ aty_st_le32(GEN_TEST_CNTL, @@ -50,6 +50,8 @@ void aty_reset_engine(const struct atyfb_par *par) /* HOST errors */ aty_st_le32(BUS_CNTL, aty_ld_le32(BUS_CNTL, par) | BUS_HOST_ERR_ACK | BUS_FIFO_ERR_ACK, par); + + par->fifo_space = 0; } static void reset_GTC_3D_engine(const struct atyfb_par *par) @@ -127,7 +129,7 @@ void aty_init_engine(struct atyfb_par *par, struct fb_info *info) /* set host attributes */ wait_for_fifo(13, par); - aty_st_le32(HOST_CNTL, 0, par); + aty_st_le32(HOST_CNTL, HOST_BYTE_ALIGN, par); /* set pattern attributes */ aty_st_le32(PAT_REG0, 0, par); @@ -233,7 +235,8 @@ void atyfb_copyarea(struct fb_info *info, const struct fb_copyarea *area) rotation = rotation24bpp(dx, direction); } - wait_for_fifo(4, par); + wait_for_fifo(5, par); + aty_st_le32(DP_PIX_WIDTH, par->crtc.dp_pix_width, par); aty_st_le32(DP_SRC, FRGD_SRC_BLIT, par); aty_st_le32(SRC_Y_X, (sx << 16) | sy, par); aty_st_le32(SRC_HEIGHT1_WIDTH1, (width << 16) | area->height, par); @@ -269,7 +272,8 @@ void atyfb_fillrect(struct fb_info *info, const struct fb_fillrect *rect) rotation = rotation24bpp(dx, DST_X_LEFT_TO_RIGHT); } - wait_for_fifo(3, par); + wait_for_fifo(4, par); + aty_st_le32(DP_PIX_WIDTH, par->crtc.dp_pix_width, par); aty_st_le32(DP_FRGD_CLR, color, par); aty_st_le32(DP_SRC, BKGD_SRC_BKGD_CLR | FRGD_SRC_FRGD_CLR | MONO_SRC_ONE, @@ -284,7 +288,7 @@ void atyfb_imageblit(struct fb_info *info, const struct fb_image *image) { struct atyfb_par *par = (struct atyfb_par *) info->par; u32 src_bytes, dx = image->dx, dy = image->dy, width = image->width; - u32 pix_width_save, pix_width, host_cntl, rotation = 0, src, mix; + u32 pix_width, rotation = 0, src, mix; if (par->asleep) return; @@ -296,8 +300,7 @@ void atyfb_imageblit(struct fb_info *info, const struct fb_image *image) return; } - pix_width = pix_width_save = aty_ld_le32(DP_PIX_WIDTH, par); - host_cntl = aty_ld_le32(HOST_CNTL, par) | HOST_BYTE_ALIGN; + pix_width = par->crtc.dp_pix_width; switch (image->depth) { case 1: @@ -345,7 +348,7 @@ void atyfb_imageblit(struct fb_info *info, const struct fb_image *image) * since Rage 3D IIc we have DP_HOST_TRIPLE_EN bit * this hwaccelerated triple has an issue with not aligned data */ - if (M64_HAS(HW_TRIPLE) && image->width % 8 == 0) + if (image->depth == 1 && M64_HAS(HW_TRIPLE) && image->width % 8 == 0) pix_width |= DP_HOST_TRIPLE_EN; } @@ -370,19 +373,18 @@ void atyfb_imageblit(struct fb_info *info, const struct fb_image *image) mix = FRGD_MIX_D_XOR_S | BKGD_MIX_D; } - wait_for_fifo(6, par); - aty_st_le32(DP_WRITE_MASK, 0xFFFFFFFF, par); + wait_for_fifo(5, par); aty_st_le32(DP_PIX_WIDTH, pix_width, par); aty_st_le32(DP_MIX, mix, par); aty_st_le32(DP_SRC, src, par); - aty_st_le32(HOST_CNTL, host_cntl, par); + aty_st_le32(HOST_CNTL, HOST_BYTE_ALIGN, par); aty_st_le32(DST_CNTL, DST_Y_TOP_TO_BOTTOM | DST_X_LEFT_TO_RIGHT | rotation, par); draw_rect(dx, dy, width, image->height, par); src_bytes = (((image->width * image->depth) + 7) / 8) * image->height; /* manual triple each pixel */ - if (info->var.bits_per_pixel == 24 && !(pix_width & DP_HOST_TRIPLE_EN)) { + if (image->depth == 1 && info->var.bits_per_pixel == 24 && !(pix_width & DP_HOST_TRIPLE_EN)) { int inbit, outbit, mult24, byte_id_in_dword, width; u8 *pbitmapin = (u8*)image->data, *pbitmapout; u32 hostdword; @@ -415,7 +417,7 @@ void atyfb_imageblit(struct fb_info *info, const struct fb_image *image) } } wait_for_fifo(1, par); - aty_st_le32(HOST_DATA0, hostdword, par); + aty_st_le32(HOST_DATA0, le32_to_cpu(hostdword), par); } } else { u32 *pbitmap, dwords = (src_bytes + 3) / 4; @@ -424,8 +426,4 @@ void atyfb_imageblit(struct fb_info *info, const struct fb_image *image) aty_st_le32(HOST_DATA0, get_unaligned_le32(pbitmap), par); } } - - /* restore pix_width */ - wait_for_fifo(1, par); - aty_st_le32(DP_PIX_WIDTH, pix_width_save, par); } diff --git a/drivers/video/fbdev/cg14.c b/drivers/video/fbdev/cg14.c index 8de88b129b62..9af54c2368fd 100644 --- a/drivers/video/fbdev/cg14.c +++ b/drivers/video/fbdev/cg14.c @@ -355,9 +355,7 @@ static int cg14_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg) static void cg14_init_fix(struct fb_info *info, int linebytes, struct device_node *dp) { - const char *name = dp->name; - - strlcpy(info->fix.id, name, sizeof(info->fix.id)); + snprintf(info->fix.id, sizeof(info->fix.id), "%pOFn", dp); info->fix.type = FB_TYPE_PACKED_PIXELS; info->fix.visual = FB_VISUAL_PSEUDOCOLOR; diff --git a/drivers/video/fbdev/cg3.c b/drivers/video/fbdev/cg3.c index 6c334260cf53..1bd95b02f3aa 100644 --- a/drivers/video/fbdev/cg3.c +++ b/drivers/video/fbdev/cg3.c @@ -246,7 +246,7 @@ static int cg3_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg) static void cg3_init_fix(struct fb_info *info, int linebytes, struct device_node *dp) { - strlcpy(info->fix.id, dp->name, sizeof(info->fix.id)); + snprintf(info->fix.id, sizeof(info->fix.id), "%pOFn", dp); info->fix.type = FB_TYPE_PACKED_PIXELS; info->fix.visual = FB_VISUAL_PSEUDOCOLOR; diff --git a/drivers/video/fbdev/clps711xfb.c b/drivers/video/fbdev/clps711xfb.c deleted file mode 100644 index 7693aea8fb23..000000000000 --- a/drivers/video/fbdev/clps711xfb.c +++ /dev/null @@ -1,314 +0,0 @@ -/* - * linux/drivers/video/clps711xfb.c - * - * Copyright (C) 2000-2001 Deep Blue Solutions Ltd. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - * Framebuffer driver for the CLPS7111 and EP7212 processors. - */ -#include <linux/mm.h> -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/slab.h> -#include <linux/fb.h> -#include <linux/init.h> -#include <linux/delay.h> -#include <linux/platform_device.h> - -#include <mach/hardware.h> -#include <asm/mach-types.h> -#include <linux/uaccess.h> - -struct fb_info *cfb; - -#define CMAP_MAX_SIZE 16 - -/* - * LCD AC Prescale. This comes from the LCD panel manufacturers specifications. - * This determines how many clocks + 1 of CL1 before the M signal toggles. - * The number of lines on the display must not be divisible by this number. - */ -static unsigned int lcd_ac_prescale = 13; - -/* - * Set a single color register. Return != 0 for invalid regno. - */ -static int -clps7111fb_setcolreg(u_int regno, u_int red, u_int green, u_int blue, - u_int transp, struct fb_info *info) -{ - unsigned int level, mask, shift, pal; - - if (regno >= (1 << info->var.bits_per_pixel)) - return 1; - - /* gray = 0.30*R + 0.58*G + 0.11*B */ - level = (red * 77 + green * 151 + blue * 28) >> 20; - - /* - * On an LCD, a high value is dark, while a low value is light. - * So we invert the level. - * - * This isn't true on all machines, so we only do it on EDB7211. - * --rmk - */ - if (machine_is_edb7211()) { - level = 15 - level; - } - - shift = 4 * (regno & 7); - level <<= shift; - mask = 15 << shift; - level &= mask; - - regno = regno < 8 ? PALLSW : PALMSW; - - pal = clps_readl(regno); - pal = (pal & ~mask) | level; - clps_writel(pal, regno); - - return 0; -} - -/* - * Validate the purposed mode. - */ -static int -clps7111fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) -{ - var->transp.msb_right = 0; - var->transp.offset = 0; - var->transp.length = 0; - var->red.msb_right = 0; - var->red.offset = 0; - var->red.length = var->bits_per_pixel; - var->green = var->red; - var->blue = var->red; - - if (var->bits_per_pixel > 4) - return -EINVAL; - - return 0; -} - -/* - * Set the hardware state. - */ -static int -clps7111fb_set_par(struct fb_info *info) -{ - unsigned int lcdcon, syscon, pixclock; - - switch (info->var.bits_per_pixel) { - case 1: - info->fix.visual = FB_VISUAL_MONO01; - break; - case 2: - info->fix.visual = FB_VISUAL_PSEUDOCOLOR; - break; - case 4: - info->fix.visual = FB_VISUAL_PSEUDOCOLOR; - break; - } - - info->fix.line_length = info->var.xres_virtual * info->var.bits_per_pixel / 8; - - lcdcon = (info->var.xres_virtual * info->var.yres_virtual * info->var.bits_per_pixel) / 128 - 1; - lcdcon |= ((info->var.xres_virtual / 16) - 1) << 13; - lcdcon |= lcd_ac_prescale << 25; - - /* - * Calculate pixel prescale value from the pixclock. This is: - * 36.864MHz / pixclock_mhz - 1. - * However, pixclock is in picoseconds, so this ends up being: - * 36864000 * pixclock_ps / 10^12 - 1 - * and this will overflow the 32-bit math. We perform this as - * (9 * 4096000 == 36864000): - * pixclock_ps * 9 * (4096000 / 10^12) - 1 - */ - pixclock = 9 * info->var.pixclock / 244140 - 1; - lcdcon |= pixclock << 19; - - if (info->var.bits_per_pixel == 4) - lcdcon |= LCDCON_GSMD; - if (info->var.bits_per_pixel >= 2) - lcdcon |= LCDCON_GSEN; - - /* - * LCDCON must only be changed while the LCD is disabled - */ - syscon = clps_readl(SYSCON1); - clps_writel(syscon & ~SYSCON1_LCDEN, SYSCON1); - clps_writel(lcdcon, LCDCON); - clps_writel(syscon | SYSCON1_LCDEN, SYSCON1); - return 0; -} - -static int clps7111fb_blank(int blank, struct fb_info *info) -{ - /* Enable/Disable LCD controller. */ - if (blank) - clps_writel(clps_readl(SYSCON1) & ~SYSCON1_LCDEN, SYSCON1); - else - clps_writel(clps_readl(SYSCON1) | SYSCON1_LCDEN, SYSCON1); - - return 0; -} - -static struct fb_ops clps7111fb_ops = { - .owner = THIS_MODULE, - .fb_check_var = clps7111fb_check_var, - .fb_set_par = clps7111fb_set_par, - .fb_setcolreg = clps7111fb_setcolreg, - .fb_blank = clps7111fb_blank, - .fb_fillrect = cfb_fillrect, - .fb_copyarea = cfb_copyarea, - .fb_imageblit = cfb_imageblit, -}; - -static void clps711x_guess_lcd_params(struct fb_info *info) -{ - unsigned int lcdcon, syscon, size; - unsigned long phys_base = PAGE_OFFSET; - void *virt_base = (void *)PAGE_OFFSET; - - info->var.xres_virtual = 640; - info->var.yres_virtual = 240; - info->var.bits_per_pixel = 4; - info->var.activate = FB_ACTIVATE_NOW; - info->var.height = -1; - info->var.width = -1; - info->var.pixclock = 93006; /* 10.752MHz pixel clock */ - - /* - * If the LCD controller is already running, decode the values - * in LCDCON to xres/yres/bpp/pixclock/acprescale - */ - syscon = clps_readl(SYSCON1); - if (syscon & SYSCON1_LCDEN) { - lcdcon = clps_readl(LCDCON); - - /* - * Decode GSMD and GSEN bits to bits per pixel - */ - switch (lcdcon & (LCDCON_GSMD | LCDCON_GSEN)) { - case LCDCON_GSMD | LCDCON_GSEN: - info->var.bits_per_pixel = 4; - break; - - case LCDCON_GSEN: - info->var.bits_per_pixel = 2; - break; - - default: - info->var.bits_per_pixel = 1; - break; - } - - /* - * Decode xres/yres - */ - info->var.xres_virtual = (((lcdcon >> 13) & 0x3f) + 1) * 16; - info->var.yres_virtual = (((lcdcon & 0x1fff) + 1) * 128) / - (info->var.xres_virtual * - info->var.bits_per_pixel); - - /* - * Calculate pixclock - */ - info->var.pixclock = (((lcdcon >> 19) & 0x3f) + 1) * 244140 / 9; - - /* - * Grab AC prescale - */ - lcd_ac_prescale = (lcdcon >> 25) & 0x1f; - } - - info->var.xres = info->var.xres_virtual; - info->var.yres = info->var.yres_virtual; - info->var.grayscale = info->var.bits_per_pixel > 1; - - size = info->var.xres * info->var.yres * info->var.bits_per_pixel / 8; - - /* - * Might be worth checking to see if we can use the on-board - * RAM if size here... - * CLPS7110 - no on-board SRAM - * EP7212 - 38400 bytes - */ - if (size <= 38400) { - printk(KERN_INFO "CLPS711xFB: could use on-board SRAM?\n"); - } - - if ((syscon & SYSCON1_LCDEN) == 0) { - /* - * The display isn't running. Ensure that - * the display memory is empty. - */ - memset(virt_base, 0, size); - } - - info->screen_base = virt_base; - info->fix.smem_start = phys_base; - info->fix.smem_len = PAGE_ALIGN(size); - info->fix.type = FB_TYPE_PACKED_PIXELS; -} - -static int clps711x_fb_probe(struct platform_device *pdev) -{ - int err = -ENOMEM; - - if (fb_get_options("clps711xfb", NULL)) - return -ENODEV; - - cfb = kzalloc(sizeof(*cfb), GFP_KERNEL); - if (!cfb) - goto out; - - strcpy(cfb->fix.id, "clps711x"); - - cfb->fbops = &clps7111fb_ops; - cfb->flags = FBINFO_DEFAULT; - - clps711x_guess_lcd_params(cfb); - - fb_alloc_cmap(&cfb->cmap, CMAP_MAX_SIZE, 0); - - err = register_framebuffer(cfb); - -out: return err; -} - -static int clps711x_fb_remove(struct platform_device *pdev) -{ - unregister_framebuffer(cfb); - kfree(cfb); - - return 0; -} - -static struct platform_driver clps711x_fb_driver = { - .driver = { - .name = "video-clps711x", - }, - .probe = clps711x_fb_probe, - .remove = clps711x_fb_remove, -}; -module_platform_driver(clps711x_fb_driver); - -MODULE_AUTHOR("Russell King <rmk@arm.linux.org.uk>"); -MODULE_DESCRIPTION("CLPS711X framebuffer driver"); -MODULE_LICENSE("GPL"); diff --git a/drivers/video/fbdev/core/fbcon.c b/drivers/video/fbdev/core/fbcon.c index 75ebbbf0a1fb..8958ccc8b1ac 100644 --- a/drivers/video/fbdev/core/fbcon.c +++ b/drivers/video/fbdev/core/fbcon.c @@ -284,8 +284,7 @@ static inline int fbcon_is_inactive(struct vc_data *vc, struct fb_info *info) struct fbcon_ops *ops = info->fbcon_par; return (info->state != FBINFO_STATE_RUNNING || - vc->vc_mode != KD_TEXT || ops->graphics) && - !vt_force_oops_output(vc); + vc->vc_mode != KD_TEXT || ops->graphics); } static int get_color(struct vc_data *vc, struct fb_info *info, @@ -1104,7 +1103,6 @@ static void fbcon_init(struct vc_data *vc, int init) if (p->userfont) charcnt = FNTCHARCNT(p->fontdata); - vc->vc_panic_force_write = !!(info->flags & FBINFO_CAN_FORCE_OUTPUT); vc->vc_can_do_color = (fb_get_color_depth(&info->var, &info->fix)!=1); vc->vc_complement_mask = vc->vc_can_do_color ? 0x7700 : 0x0800; if (charcnt == 256) { diff --git a/drivers/video/fbdev/core/fbmem.c b/drivers/video/fbdev/core/fbmem.c index 20405421a5ed..861bf8081619 100644 --- a/drivers/video/fbdev/core/fbmem.c +++ b/drivers/video/fbdev/core/fbmem.c @@ -34,6 +34,7 @@ #include <linux/fb.h> #include <linux/fbcon.h> #include <linux/mem_encrypt.h> +#include <linux/pci.h> #include <asm/fb.h> @@ -1116,6 +1117,8 @@ static long do_fb_ioctl(struct fb_info *info, unsigned int cmd, if (!lock_fb_info(info)) return -ENODEV; fix = info->fix; + if (info->flags & FBINFO_HIDE_SMEM_START) + fix.smem_start = 0; unlock_fb_info(info); ret = copy_to_user(argp, &fix, sizeof(fix)) ? -EFAULT : 0; @@ -1326,6 +1329,8 @@ static int fb_get_fscreeninfo(struct fb_info *info, unsigned int cmd, if (!lock_fb_info(info)) return -ENODEV; fix = info->fix; + if (info->flags & FBINFO_HIDE_SMEM_START) + fix.smem_start = 0; unlock_fb_info(info); return do_fscreeninfo_to_user(&fix, compat_ptr(arg)); } @@ -1605,8 +1610,8 @@ static int do_remove_conflicting_framebuffers(struct apertures_struct *a, (primary && gen_aper && gen_aper->count && gen_aper->ranges[0].base == VGA_FB_PHYS)) { - printk(KERN_INFO "fb: switching to %s from %s\n", - name, registered_fb[i]->fix.id); + printk(KERN_INFO "fb%d: switching to %s from %s\n", + i, name, registered_fb[i]->fix.id); ret = do_unregister_framebuffer(registered_fb[i]); if (ret) return ret; @@ -1793,20 +1798,78 @@ int unlink_framebuffer(struct fb_info *fb_info) } EXPORT_SYMBOL(unlink_framebuffer); +/** + * remove_conflicting_framebuffers - remove firmware-configured framebuffers + * @a: memory range, users of which are to be removed + * @name: requesting driver name + * @primary: also kick vga16fb if present + * + * This function removes framebuffer devices (initialized by firmware/bootloader) + * which use memory range described by @a. If @a is NULL all such devices are + * removed. + */ int remove_conflicting_framebuffers(struct apertures_struct *a, const char *name, bool primary) { int ret; + bool do_free = false; + + if (!a) { + a = alloc_apertures(1); + if (!a) + return -ENOMEM; + + a->ranges[0].base = 0; + a->ranges[0].size = ~0; + do_free = true; + } mutex_lock(®istration_lock); ret = do_remove_conflicting_framebuffers(a, name, primary); mutex_unlock(®istration_lock); + if (do_free) + kfree(a); + return ret; } EXPORT_SYMBOL(remove_conflicting_framebuffers); /** + * remove_conflicting_pci_framebuffers - remove firmware-configured framebuffers for PCI devices + * @pdev: PCI device + * @res_id: index of PCI BAR configuring framebuffer memory + * @name: requesting driver name + * + * This function removes framebuffer devices (eg. initialized by firmware) + * using memory range configured for @pdev's BAR @res_id. + * + * The function assumes that PCI device with shadowed ROM drives a primary + * display and so kicks out vga16fb. + */ +int remove_conflicting_pci_framebuffers(struct pci_dev *pdev, int res_id, const char *name) +{ + struct apertures_struct *ap; + bool primary = false; + int err; + + ap = alloc_apertures(1); + if (!ap) + return -ENOMEM; + + ap->ranges[0].base = pci_resource_start(pdev, res_id); + ap->ranges[0].size = pci_resource_len(pdev, res_id); +#ifdef CONFIG_X86 + primary = pdev->resource[PCI_ROM_RESOURCE].flags & + IORESOURCE_ROM_SHADOW; +#endif + err = remove_conflicting_framebuffers(ap, name, primary); + kfree(ap); + return err; +} +EXPORT_SYMBOL(remove_conflicting_pci_framebuffers); + +/** * register_framebuffer - registers a frame buffer device * @fb_info: frame buffer info structure * diff --git a/drivers/video/fbdev/core/fbmon.c b/drivers/video/fbdev/core/fbmon.c index 852d86c1c527..dd3128990776 100644 --- a/drivers/video/fbdev/core/fbmon.c +++ b/drivers/video/fbdev/core/fbmon.c @@ -1480,8 +1480,8 @@ int of_get_fb_videomode(struct device_node *np, struct fb_videomode *fb, if (ret) return ret; - pr_debug("%pOF: got %dx%d display mode from %s\n", - np, vm.hactive, vm.vactive, np->name); + pr_debug("%pOF: got %dx%d display mode\n", + np, vm.hactive, vm.vactive); dump_fb_videomode(fb); return 0; diff --git a/drivers/video/fbdev/imsttfb.c b/drivers/video/fbdev/imsttfb.c index ecdcf358ad5e..901ca4ed10e9 100644 --- a/drivers/video/fbdev/imsttfb.c +++ b/drivers/video/fbdev/imsttfb.c @@ -1473,7 +1473,7 @@ static int imsttfb_probe(struct pci_dev *pdev, const struct pci_device_id *ent) dp = pci_device_to_OF_node(pdev); if(dp) - printk(KERN_INFO "%s: OF name %s\n",__func__, dp->name); + printk(KERN_INFO "%s: OF name %pOFn\n",__func__, dp); else if (IS_ENABLED(CONFIG_OF)) printk(KERN_ERR "imsttfb: no OF node for pci device\n"); diff --git a/drivers/video/fbdev/leo.c b/drivers/video/fbdev/leo.c index 71862188f528..446ac3364bad 100644 --- a/drivers/video/fbdev/leo.c +++ b/drivers/video/fbdev/leo.c @@ -434,7 +434,7 @@ static int leo_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg) static void leo_init_fix(struct fb_info *info, struct device_node *dp) { - strlcpy(info->fix.id, dp->name, sizeof(info->fix.id)); + snprintf(info->fix.id, sizeof(info->fix.id), "%pOFn", dp); info->fix.type = FB_TYPE_PACKED_PIXELS; info->fix.visual = FB_VISUAL_TRUECOLOR; diff --git a/drivers/video/fbdev/mmp/hw/Kconfig b/drivers/video/fbdev/mmp/hw/Kconfig index c735d133895c..fcb711143fb2 100644 --- a/drivers/video/fbdev/mmp/hw/Kconfig +++ b/drivers/video/fbdev/mmp/hw/Kconfig @@ -3,7 +3,6 @@ if MMP_DISP config MMP_DISP_CONTROLLER bool "mmp display controller hw support" depends on CPU_PXA910 || CPU_MMP2 - default n help Marvell MMP display hw controller support this controller is used on Marvell PXA910 and diff --git a/drivers/video/fbdev/mmp/panel/Kconfig b/drivers/video/fbdev/mmp/panel/Kconfig index 808890f7064b..f58558795f39 100644 --- a/drivers/video/fbdev/mmp/panel/Kconfig +++ b/drivers/video/fbdev/mmp/panel/Kconfig @@ -2,6 +2,5 @@ config MMP_PANEL_TPOHVGA bool "tpohvga panel TJ032MD01BW support" depends on SPI_MASTER - default n help tpohvga panel support diff --git a/drivers/video/fbdev/offb.c b/drivers/video/fbdev/offb.c index 77c0a2f45b3b..31f769d67195 100644 --- a/drivers/video/fbdev/offb.c +++ b/drivers/video/fbdev/offb.c @@ -419,9 +419,13 @@ static void __init offb_init_fb(const char *name, var = &info->var; info->par = par; - strcpy(fix->id, "OFfb "); - strncat(fix->id, name, sizeof(fix->id) - sizeof("OFfb ")); - fix->id[sizeof(fix->id) - 1] = '\0'; + if (name) { + strcpy(fix->id, "OFfb "); + strncat(fix->id, name, sizeof(fix->id) - sizeof("OFfb ")); + fix->id[sizeof(fix->id) - 1] = '\0'; + } else + snprintf(fix->id, sizeof(fix->id), "OFfb %pOFn", dp); + var->xres = var->xres_virtual = width; var->yres = var->yres_virtual = height; @@ -644,7 +648,7 @@ static void __init offb_init_nodriver(struct device_node *dp, int no_real_node) /* kludge for valkyrie */ if (strcmp(dp->name, "valkyrie") == 0) address += 0x1000; - offb_init_fb(no_real_node ? "bootx" : dp->name, + offb_init_fb(no_real_node ? "bootx" : NULL, width, height, depth, pitch, address, foreign_endian, no_real_node ? NULL : dp); } diff --git a/drivers/video/fbdev/omap/lcd_ams_delta.c b/drivers/video/fbdev/omap/lcd_ams_delta.c index e8c748a0dfe2..cddbd00cbf9f 100644 --- a/drivers/video/fbdev/omap/lcd_ams_delta.c +++ b/drivers/video/fbdev/omap/lcd_ams_delta.c @@ -24,11 +24,10 @@ #include <linux/platform_device.h> #include <linux/io.h> #include <linux/delay.h> +#include <linux/gpio/consumer.h> #include <linux/lcd.h> -#include <linux/gpio.h> #include <mach/hardware.h> -#include <mach/board-ams-delta.h> #include "omapfb.h" @@ -41,6 +40,8 @@ /* LCD class device section */ static int ams_delta_lcd; +static struct gpio_desc *gpiod_vblen; +static struct gpio_desc *gpiod_ndisp; static int ams_delta_lcd_set_power(struct lcd_device *dev, int power) { @@ -99,41 +100,17 @@ static struct lcd_ops ams_delta_lcd_ops = { /* omapfb panel section */ -static const struct gpio _gpios[] = { - { - .gpio = AMS_DELTA_GPIO_PIN_LCD_VBLEN, - .flags = GPIOF_OUT_INIT_LOW, - .label = "lcd_vblen", - }, - { - .gpio = AMS_DELTA_GPIO_PIN_LCD_NDISP, - .flags = GPIOF_OUT_INIT_LOW, - .label = "lcd_ndisp", - }, -}; - -static int ams_delta_panel_init(struct lcd_panel *panel, - struct omapfb_device *fbdev) -{ - return gpio_request_array(_gpios, ARRAY_SIZE(_gpios)); -} - -static void ams_delta_panel_cleanup(struct lcd_panel *panel) -{ - gpio_free_array(_gpios, ARRAY_SIZE(_gpios)); -} - static int ams_delta_panel_enable(struct lcd_panel *panel) { - gpio_set_value(AMS_DELTA_GPIO_PIN_LCD_NDISP, 1); - gpio_set_value(AMS_DELTA_GPIO_PIN_LCD_VBLEN, 1); + gpiod_set_value(gpiod_ndisp, 1); + gpiod_set_value(gpiod_vblen, 1); return 0; } static void ams_delta_panel_disable(struct lcd_panel *panel) { - gpio_set_value(AMS_DELTA_GPIO_PIN_LCD_VBLEN, 0); - gpio_set_value(AMS_DELTA_GPIO_PIN_LCD_NDISP, 0); + gpiod_set_value(gpiod_vblen, 0); + gpiod_set_value(gpiod_ndisp, 0); } static struct lcd_panel ams_delta_panel = { @@ -154,8 +131,6 @@ static struct lcd_panel ams_delta_panel = { .pcd = 0, .acb = 37, - .init = ams_delta_panel_init, - .cleanup = ams_delta_panel_cleanup, .enable = ams_delta_panel_enable, .disable = ams_delta_panel_disable, }; @@ -166,9 +141,23 @@ static struct lcd_panel ams_delta_panel = { static int ams_delta_panel_probe(struct platform_device *pdev) { struct lcd_device *lcd_device = NULL; -#ifdef CONFIG_LCD_CLASS_DEVICE int ret; + gpiod_vblen = devm_gpiod_get(&pdev->dev, "vblen", GPIOD_OUT_LOW); + if (IS_ERR(gpiod_vblen)) { + ret = PTR_ERR(gpiod_vblen); + dev_err(&pdev->dev, "VBLEN GPIO request failed (%d)\n", ret); + return ret; + } + + gpiod_ndisp = devm_gpiod_get(&pdev->dev, "ndisp", GPIOD_OUT_LOW); + if (IS_ERR(gpiod_ndisp)) { + ret = PTR_ERR(gpiod_ndisp); + dev_err(&pdev->dev, "NDISP GPIO request failed (%d)\n", ret); + return ret; + } + +#ifdef CONFIG_LCD_CLASS_DEVICE lcd_device = lcd_device_register("omapfb", &pdev->dev, NULL, &ams_delta_lcd_ops); diff --git a/drivers/video/fbdev/omap2/omapfb/dss/Kconfig b/drivers/video/fbdev/omap2/omapfb/dss/Kconfig index 6d0bb27e4f85..356b89b378d4 100644 --- a/drivers/video/fbdev/omap2/omapfb/dss/Kconfig +++ b/drivers/video/fbdev/omap2/omapfb/dss/Kconfig @@ -10,7 +10,6 @@ config FB_OMAP2_DSS config FB_OMAP2_DSS_DEBUG bool "Debug support" - default n help This enables printing of debug messages. Alternatively, debug messages can also be enabled by setting CONFIG_DYNAMIC_DEBUG and then setting @@ -19,7 +18,6 @@ config FB_OMAP2_DSS_DEBUG config FB_OMAP2_DSS_DEBUGFS bool "Debugfs filesystem support" depends on DEBUG_FS - default n help This enables debugfs for OMAPDSS at <debugfs>/omapdss. This enables querying about clock configuration and register configuration of dss, @@ -28,7 +26,6 @@ config FB_OMAP2_DSS_DEBUGFS config FB_OMAP2_DSS_COLLECT_IRQ_STATS bool "Collect DSS IRQ statistics" depends on FB_OMAP2_DSS_DEBUGFS - default n help Collect DSS IRQ statistics, printable via debugfs. @@ -45,7 +42,6 @@ config FB_OMAP2_DSS_DPI config FB_OMAP2_DSS_RFBI bool "RFBI support" depends on BROKEN - default n help MIPI DBI support (RFBI, Remote Framebuffer Interface, in Texas Instrument's terminology). @@ -73,7 +69,6 @@ config FB_OMAP4_DSS_HDMI config FB_OMAP5_DSS_HDMI bool "HDMI support for OMAP5" - default n select FB_OMAP2_DSS_HDMI_COMMON help HDMI Interface for OMAP5 and similar cores. This adds the High @@ -82,7 +77,6 @@ config FB_OMAP5_DSS_HDMI config FB_OMAP2_DSS_SDI bool "SDI support" - default n help SDI (Serial Display Interface) support. @@ -91,7 +85,6 @@ config FB_OMAP2_DSS_SDI config FB_OMAP2_DSS_DSI bool "DSI support" - default n help MIPI DSI (Display Serial Interface) support. diff --git a/drivers/video/fbdev/p9100.c b/drivers/video/fbdev/p9100.c index 64de5cda541d..c4283e9e95af 100644 --- a/drivers/video/fbdev/p9100.c +++ b/drivers/video/fbdev/p9100.c @@ -239,7 +239,7 @@ static int p9100_ioctl(struct fb_info *info, unsigned int cmd, static void p9100_init_fix(struct fb_info *info, int linebytes, struct device_node *dp) { - strlcpy(info->fix.id, dp->name, sizeof(info->fix.id)); + snprintf(info->fix.id, sizeof(info->fix.id), "%pOFn", dp); info->fix.type = FB_TYPE_PACKED_PIXELS; info->fix.visual = FB_VISUAL_PSEUDOCOLOR; diff --git a/drivers/video/fbdev/pxa168fb.c b/drivers/video/fbdev/pxa168fb.c index d059d04c63ac..e31340fad3c7 100644 --- a/drivers/video/fbdev/pxa168fb.c +++ b/drivers/video/fbdev/pxa168fb.c @@ -405,9 +405,6 @@ static int pxa168fb_set_par(struct fb_info *info) struct fb_var_screeninfo *var = &info->var; struct fb_videomode mode; u32 x; - struct pxa168fb_mach_info *mi; - - mi = dev_get_platdata(fbi->dev); /* * Set additional mode info. diff --git a/drivers/video/fbdev/sbuslib.c b/drivers/video/fbdev/sbuslib.c index a436d44f1b7f..01a7110e61a7 100644 --- a/drivers/video/fbdev/sbuslib.c +++ b/drivers/video/fbdev/sbuslib.c @@ -106,11 +106,11 @@ int sbusfb_ioctl_helper(unsigned long cmd, unsigned long arg, struct fbtype __user *f = (struct fbtype __user *) arg; if (put_user(type, &f->fb_type) || - __put_user(info->var.yres, &f->fb_height) || - __put_user(info->var.xres, &f->fb_width) || - __put_user(fb_depth, &f->fb_depth) || - __put_user(0, &f->fb_cmsize) || - __put_user(fb_size, &f->fb_cmsize)) + put_user(info->var.yres, &f->fb_height) || + put_user(info->var.xres, &f->fb_width) || + put_user(fb_depth, &f->fb_depth) || + put_user(0, &f->fb_cmsize) || + put_user(fb_size, &f->fb_cmsize)) return -EFAULT; return 0; } @@ -125,10 +125,10 @@ int sbusfb_ioctl_helper(unsigned long cmd, unsigned long arg, unsigned int index, count, i; if (get_user(index, &c->index) || - __get_user(count, &c->count) || - __get_user(ured, &c->red) || - __get_user(ugreen, &c->green) || - __get_user(ublue, &c->blue)) + get_user(count, &c->count) || + get_user(ured, &c->red) || + get_user(ugreen, &c->green) || + get_user(ublue, &c->blue)) return -EFAULT; cmap.len = 1; @@ -165,13 +165,13 @@ int sbusfb_ioctl_helper(unsigned long cmd, unsigned long arg, u8 red, green, blue; if (get_user(index, &c->index) || - __get_user(count, &c->count) || - __get_user(ured, &c->red) || - __get_user(ugreen, &c->green) || - __get_user(ublue, &c->blue)) + get_user(count, &c->count) || + get_user(ured, &c->red) || + get_user(ugreen, &c->green) || + get_user(ublue, &c->blue)) return -EFAULT; - if (index + count > cmap->len) + if (index > cmap->len || count > cmap->len - index) return -EINVAL; for (i = 0; i < count; i++) { diff --git a/drivers/video/fbdev/sh7760fb.c b/drivers/video/fbdev/sh7760fb.c index 96de91d76623..405715b60ec7 100644 --- a/drivers/video/fbdev/sh7760fb.c +++ b/drivers/video/fbdev/sh7760fb.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * SH7760/SH7763 LCDC Framebuffer driver. * @@ -5,10 +6,6 @@ * Manuel Lauss <mano@roarinelk.homelinux.net> * (c) 2008 Nobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com> * - * This file is subject to the terms and conditions of the GNU General - * Public License. See the file COPYING in the main directory of this - * archive for more details. - * * PLEASE HAVE A LOOK AT Documentation/fb/sh7760fb.txt! * * Thanks to Siegfried Schaefer <s.schaefer at schaefer-edv.de> @@ -587,4 +584,4 @@ module_platform_driver(sh7760_lcdc_driver); MODULE_AUTHOR("Nobuhiro Iwamatsu, Manuel Lauss"); MODULE_DESCRIPTION("FBdev for SH7760/63 integrated LCD Controller"); -MODULE_LICENSE("GPL"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/video/fbdev/sis/init301.c b/drivers/video/fbdev/sis/init301.c index 27a2b72e50e8..a8fb41f1a258 100644 --- a/drivers/video/fbdev/sis/init301.c +++ b/drivers/video/fbdev/sis/init301.c @@ -848,9 +848,7 @@ SiS_PanelDelay(struct SiS_Private *SiS_Pr, unsigned short DelayTime) SiS_DDC2Delay(SiS_Pr, 0x4000); } - } else if((SiS_Pr->SiS_IF_DEF_LVDS == 1) /* || - (SiS_Pr->SiS_CustomT == CUT_COMPAQ1280) || - (SiS_Pr->SiS_CustomT == CUT_CLEVO1400) */ ) { /* 315 series, LVDS; Special */ + } else if (SiS_Pr->SiS_IF_DEF_LVDS == 1) { /* 315 series, LVDS; Special */ if(SiS_Pr->SiS_IF_DEF_CH70xx == 0) { PanelID = SiS_GetReg(SiS_Pr->SiS_P3d4,0x36); diff --git a/drivers/video/fbdev/ssd1307fb.c b/drivers/video/fbdev/ssd1307fb.c index 6439231f2db2..4061a20cfe24 100644 --- a/drivers/video/fbdev/ssd1307fb.c +++ b/drivers/video/fbdev/ssd1307fb.c @@ -667,9 +667,9 @@ static int ssd1307fb_probe(struct i2c_client *client, if (par->reset) { /* Reset the screen */ - gpiod_set_value(par->reset, 0); + gpiod_set_value_cansleep(par->reset, 0); udelay(4); - gpiod_set_value(par->reset, 1); + gpiod_set_value_cansleep(par->reset, 1); udelay(4); } diff --git a/drivers/video/fbdev/udlfb.c b/drivers/video/fbdev/udlfb.c index afbd6101c78e..070026a7e55a 100644 --- a/drivers/video/fbdev/udlfb.c +++ b/drivers/video/fbdev/udlfb.c @@ -916,8 +916,6 @@ static int dlfb_ops_open(struct fb_info *info, int user) dlfb->fb_count++; - kref_get(&dlfb->kref); - if (fb_defio && (info->fbdefio == NULL)) { /* enable defio at last moment if not disabled by client */ @@ -940,14 +938,17 @@ static int dlfb_ops_open(struct fb_info *info, int user) return 0; } -/* - * Called when all client interfaces to start transactions have been disabled, - * and all references to our device instance (dlfb_data) are released. - * Every transaction must have a reference, so we know are fully spun down - */ -static void dlfb_free(struct kref *kref) +static void dlfb_ops_destroy(struct fb_info *info) { - struct dlfb_data *dlfb = container_of(kref, struct dlfb_data, kref); + struct dlfb_data *dlfb = info->par; + + if (info->cmap.len != 0) + fb_dealloc_cmap(&info->cmap); + if (info->monspecs.modedb) + fb_destroy_modedb(info->monspecs.modedb); + vfree(info->screen_base); + + fb_destroy_modelist(&info->modelist); while (!list_empty(&dlfb->deferred_free)) { struct dlfb_deferred_free *d = list_entry(dlfb->deferred_free.next, struct dlfb_deferred_free, list); @@ -957,40 +958,13 @@ static void dlfb_free(struct kref *kref) } vfree(dlfb->backing_buffer); kfree(dlfb->edid); + usb_put_dev(dlfb->udev); kfree(dlfb); -} - -static void dlfb_free_framebuffer(struct dlfb_data *dlfb) -{ - struct fb_info *info = dlfb->info; - - if (info) { - unregister_framebuffer(info); - - if (info->cmap.len != 0) - fb_dealloc_cmap(&info->cmap); - if (info->monspecs.modedb) - fb_destroy_modedb(info->monspecs.modedb); - vfree(info->screen_base); - - fb_destroy_modelist(&info->modelist); - - dlfb->info = NULL; - - /* Assume info structure is freed after this point */ - framebuffer_release(info); - } - /* ref taken in probe() as part of registering framebfufer */ - kref_put(&dlfb->kref, dlfb_free); + /* Assume info structure is freed after this point */ + framebuffer_release(info); } -static void dlfb_free_framebuffer_work(struct work_struct *work) -{ - struct dlfb_data *dlfb = container_of(work, struct dlfb_data, - free_framebuffer_work.work); - dlfb_free_framebuffer(dlfb); -} /* * Assumes caller is holding info->lock mutex (for open and release at least) */ @@ -1000,10 +974,6 @@ static int dlfb_ops_release(struct fb_info *info, int user) dlfb->fb_count--; - /* We can't free fb_info here - fbmem will touch it when we return */ - if (dlfb->virtualized && (dlfb->fb_count == 0)) - schedule_delayed_work(&dlfb->free_framebuffer_work, HZ); - if ((dlfb->fb_count == 0) && (info->fbdefio)) { fb_deferred_io_cleanup(info); kfree(info->fbdefio); @@ -1013,8 +983,6 @@ static int dlfb_ops_release(struct fb_info *info, int user) dev_dbg(info->dev, "release, user=%d count=%d\n", user, dlfb->fb_count); - kref_put(&dlfb->kref, dlfb_free); - return 0; } @@ -1172,6 +1140,7 @@ static struct fb_ops dlfb_ops = { .fb_blank = dlfb_ops_blank, .fb_check_var = dlfb_ops_check_var, .fb_set_par = dlfb_ops_set_par, + .fb_destroy = dlfb_ops_destroy, }; @@ -1615,12 +1584,13 @@ success: return true; } -static void dlfb_init_framebuffer_work(struct work_struct *work); - static int dlfb_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) { + int i; + const struct device_attribute *attr; struct dlfb_data *dlfb; + struct fb_info *info; int retval = -ENOMEM; struct usb_device *usbdev = interface_to_usbdev(intf); @@ -1631,10 +1601,9 @@ static int dlfb_usb_probe(struct usb_interface *intf, goto error; } - kref_init(&dlfb->kref); /* matching kref_put in usb .disconnect fn */ INIT_LIST_HEAD(&dlfb->deferred_free); - dlfb->udev = usbdev; + dlfb->udev = usb_get_dev(usbdev); usb_set_intfdata(intf, dlfb); dev_dbg(&intf->dev, "console enable=%d\n", console); @@ -1657,42 +1626,6 @@ static int dlfb_usb_probe(struct usb_interface *intf, } - if (!dlfb_alloc_urb_list(dlfb, WRITES_IN_FLIGHT, MAX_TRANSFER)) { - retval = -ENOMEM; - dev_err(&intf->dev, "unable to allocate urb list\n"); - goto error; - } - - kref_get(&dlfb->kref); /* matching kref_put in free_framebuffer_work */ - - /* We don't register a new USB class. Our client interface is dlfbev */ - - /* Workitem keep things fast & simple during USB enumeration */ - INIT_DELAYED_WORK(&dlfb->init_framebuffer_work, - dlfb_init_framebuffer_work); - schedule_delayed_work(&dlfb->init_framebuffer_work, 0); - - return 0; - -error: - if (dlfb) { - - kref_put(&dlfb->kref, dlfb_free); /* last ref from kref_init */ - - /* dev has been deallocated. Do not dereference */ - } - - return retval; -} - -static void dlfb_init_framebuffer_work(struct work_struct *work) -{ - int i, retval; - struct fb_info *info; - const struct device_attribute *attr; - struct dlfb_data *dlfb = container_of(work, struct dlfb_data, - init_framebuffer_work.work); - /* allocates framebuffer driver structure, not framebuffer memory */ info = framebuffer_alloc(0, &dlfb->udev->dev); if (!info) { @@ -1706,17 +1639,22 @@ static void dlfb_init_framebuffer_work(struct work_struct *work) dlfb->ops = dlfb_ops; info->fbops = &dlfb->ops; + INIT_LIST_HEAD(&info->modelist); + + if (!dlfb_alloc_urb_list(dlfb, WRITES_IN_FLIGHT, MAX_TRANSFER)) { + retval = -ENOMEM; + dev_err(&intf->dev, "unable to allocate urb list\n"); + goto error; + } + + /* We don't register a new USB class. Our client interface is dlfbev */ + retval = fb_alloc_cmap(&info->cmap, 256, 0); if (retval < 0) { dev_err(info->device, "cmap allocation failed: %d\n", retval); goto error; } - INIT_DELAYED_WORK(&dlfb->free_framebuffer_work, - dlfb_free_framebuffer_work); - - INIT_LIST_HEAD(&info->modelist); - retval = dlfb_setup_modes(dlfb, info, NULL, 0); if (retval != 0) { dev_err(info->device, @@ -1760,10 +1698,16 @@ static void dlfb_init_framebuffer_work(struct work_struct *work) dev_name(info->dev), info->var.xres, info->var.yres, ((dlfb->backing_buffer) ? info->fix.smem_len * 2 : info->fix.smem_len) >> 10); - return; + return 0; error: - dlfb_free_framebuffer(dlfb); + if (dlfb->info) { + dlfb_ops_destroy(dlfb->info); + } else if (dlfb) { + usb_put_dev(dlfb->udev); + kfree(dlfb); + } + return retval; } static void dlfb_usb_disconnect(struct usb_interface *intf) @@ -1791,20 +1735,9 @@ static void dlfb_usb_disconnect(struct usb_interface *intf) for (i = 0; i < ARRAY_SIZE(fb_device_attrs); i++) device_remove_file(info->dev, &fb_device_attrs[i]); device_remove_bin_file(info->dev, &edid_attr); - unlink_framebuffer(info); } - usb_set_intfdata(intf, NULL); - dlfb->udev = NULL; - - /* if clients still have us open, will be freed on last close */ - if (dlfb->fb_count == 0) - schedule_delayed_work(&dlfb->free_framebuffer_work, 0); - - /* release reference taken by kref_init in probe() */ - kref_put(&dlfb->kref, dlfb_free); - - /* consider dlfb_data freed */ + unregister_framebuffer(info); } static struct usb_driver dlfb_driver = { diff --git a/drivers/video/hdmi.c b/drivers/video/hdmi.c index 38716eb50408..8a3e8f61b991 100644 --- a/drivers/video/hdmi.c +++ b/drivers/video/hdmi.c @@ -592,10 +592,10 @@ hdmi_extended_colorimetry_get_name(enum hdmi_extended_colorimetry ext_col) return "xvYCC 709"; case HDMI_EXTENDED_COLORIMETRY_S_YCC_601: return "sYCC 601"; - case HDMI_EXTENDED_COLORIMETRY_ADOBE_YCC_601: - return "Adobe YCC 601"; - case HDMI_EXTENDED_COLORIMETRY_ADOBE_RGB: - return "Adobe RGB"; + case HDMI_EXTENDED_COLORIMETRY_OPYCC_601: + return "opYCC 601"; + case HDMI_EXTENDED_COLORIMETRY_OPRGB: + return "opRGB"; case HDMI_EXTENDED_COLORIMETRY_BT2020_CONST_LUM: return "BT.2020 Constant Luminance"; case HDMI_EXTENDED_COLORIMETRY_BT2020: diff --git a/drivers/video/of_display_timing.c b/drivers/video/of_display_timing.c index 5244e93ceafc..c2e7aa103fa5 100644 --- a/drivers/video/of_display_timing.c +++ b/drivers/video/of_display_timing.c @@ -170,7 +170,7 @@ struct display_timings *of_get_display_timings(const struct device_node *np) goto entryfail; } - pr_debug("%pOF: using %s as default timing\n", np, entry->name); + pr_debug("%pOF: using %pOFn as default timing\n", np, entry); native_mode = entry; diff --git a/drivers/video/vgastate.c b/drivers/video/vgastate.c index 548c751d2415..122fb3c3ec9d 100644 --- a/drivers/video/vgastate.c +++ b/drivers/video/vgastate.c @@ -455,7 +455,7 @@ int save_vga(struct vgastate *state) return 0; } -int restore_vga (struct vgastate *state) +int restore_vga(struct vgastate *state) { if (state->vidstate == NULL) return 1; |