diff options
Diffstat (limited to 'drivers/video')
30 files changed, 241 insertions, 182 deletions
diff --git a/drivers/video/backlight/backlight.c b/drivers/video/backlight/backlight.c index bd2172c..4280890 100644 --- a/drivers/video/backlight/backlight.c +++ b/drivers/video/backlight/backlight.c @@ -23,6 +23,7 @@ static struct list_head backlight_dev_list; static struct mutex backlight_dev_list_mutex; +static struct blocking_notifier_head backlight_notifier; static const char *const backlight_types[] = { [BACKLIGHT_RAW] = "raw", @@ -370,6 +371,9 @@ struct backlight_device *backlight_device_register(const char *name, list_add(&new_bd->entry, &backlight_dev_list); mutex_unlock(&backlight_dev_list_mutex); + blocking_notifier_call_chain(&backlight_notifier, + BACKLIGHT_REGISTERED, new_bd); + return new_bd; } EXPORT_SYMBOL(backlight_device_register); @@ -413,6 +417,10 @@ void backlight_device_unregister(struct backlight_device *bd) pmac_backlight = NULL; mutex_unlock(&pmac_backlight_mutex); #endif + + blocking_notifier_call_chain(&backlight_notifier, + BACKLIGHT_UNREGISTERED, bd); + mutex_lock(&bd->ops_lock); bd->ops = NULL; mutex_unlock(&bd->ops_lock); @@ -438,6 +446,36 @@ static int devm_backlight_device_match(struct device *dev, void *res, } /** + * backlight_register_notifier - get notified of backlight (un)registration + * @nb: notifier block with the notifier to call on backlight (un)registration + * + * @return 0 on success, otherwise a negative error code + * + * Register a notifier to get notified when backlight devices get registered + * or unregistered. + */ +int backlight_register_notifier(struct notifier_block *nb) +{ + return blocking_notifier_chain_register(&backlight_notifier, nb); +} +EXPORT_SYMBOL(backlight_register_notifier); + +/** + * backlight_unregister_notifier - unregister a backlight notifier + * @nb: notifier block to unregister + * + * @return 0 on success, otherwise a negative error code + * + * Register a notifier to get notified when backlight devices get registered + * or unregistered. + */ +int backlight_unregister_notifier(struct notifier_block *nb) +{ + return blocking_notifier_chain_unregister(&backlight_notifier, nb); +} +EXPORT_SYMBOL(backlight_unregister_notifier); + +/** * devm_backlight_device_register - resource managed backlight_device_register() * @dev: the device to register * @name: the name of the device @@ -544,6 +582,8 @@ static int __init backlight_class_init(void) backlight_class->pm = &backlight_class_dev_pm_ops; INIT_LIST_HEAD(&backlight_dev_list); mutex_init(&backlight_dev_list_mutex); + BLOCKING_INIT_NOTIFIER_HEAD(&backlight_notifier); + return 0; } diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c index f447734..57b1d44 100644 --- a/drivers/video/console/fbcon.c +++ b/drivers/video/console/fbcon.c @@ -748,6 +748,7 @@ static int con2fb_release_oldinfo(struct vc_data *vc, struct fb_info *oldinfo, fbcon_del_cursor_timer(oldinfo); kfree(ops->cursor_state.mask); kfree(ops->cursor_data); + kfree(ops->cursor_src); kfree(ops->fontbuffer); kfree(oldinfo->fbcon_par); oldinfo->fbcon_par = NULL; diff --git a/drivers/video/console/vgacon.c b/drivers/video/console/vgacon.c index 9d8feac..f267284 100644 --- a/drivers/video/console/vgacon.c +++ b/drivers/video/console/vgacon.c @@ -87,7 +87,8 @@ static void vgacon_save_screen(struct vc_data *c); static int vgacon_scroll(struct vc_data *c, int t, int b, int dir, int lines); static void vgacon_invert_region(struct vc_data *c, u16 * p, int count); -static unsigned long vgacon_uni_pagedir[2]; +static struct uni_pagedir *vgacon_uni_pagedir; +static int vgacon_refcount; /* Description of the hardware situation */ static int vga_init_done __read_mostly; @@ -553,7 +554,7 @@ static const char *vgacon_startup(void) static void vgacon_init(struct vc_data *c, int init) { - unsigned long p; + struct uni_pagedir *p; /* * We cannot be loaded as a module, therefore init is always 1, @@ -575,12 +576,12 @@ static void vgacon_init(struct vc_data *c, int init) if (vga_512_chars) c->vc_hi_font_mask = 0x0800; p = *c->vc_uni_pagedir_loc; - if (c->vc_uni_pagedir_loc == &c->vc_uni_pagedir || - !--c->vc_uni_pagedir_loc[1]) + if (c->vc_uni_pagedir_loc != &vgacon_uni_pagedir) { con_free_unimap(c); - c->vc_uni_pagedir_loc = vgacon_uni_pagedir; - vgacon_uni_pagedir[1]++; - if (!vgacon_uni_pagedir[0] && p) + c->vc_uni_pagedir_loc = &vgacon_uni_pagedir; + vgacon_refcount++; + } + if (!vgacon_uni_pagedir && p) con_set_default_unimap(c); /* Only set the default if the user didn't deliberately override it */ @@ -597,7 +598,7 @@ static void vgacon_deinit(struct vc_data *c) vga_set_mem_top(c); } - if (!--vgacon_uni_pagedir[1]) + if (!--vgacon_refcount) con_free_unimap(c); c->vc_uni_pagedir_loc = &c->vc_uni_pagedir; con_set_default_unimap(c); diff --git a/drivers/video/fbdev/Kconfig b/drivers/video/fbdev/Kconfig index e1f4727..59c98bfd 100644 --- a/drivers/video/fbdev/Kconfig +++ b/drivers/video/fbdev/Kconfig @@ -360,6 +360,7 @@ config FB_CYBER2000_DDC config FB_CYBER2000_I2C bool "CyberPro 2000/2010/5000 I2C support" depends on FB_CYBER2000 && I2C && ARCH_NETWINDER + depends on I2C=y || FB_CYBER2000=m select I2C_ALGOBIT help Enable support for the I2C video decoder interface on the @@ -966,6 +967,7 @@ config FB_S1D13XXX config FB_ATMEL tristate "AT91/AT32 LCD Controller support" depends on FB && HAVE_FB_ATMEL + select FB_BACKLIGHT select FB_CFB_FILLRECT select FB_CFB_COPYAREA select FB_CFB_IMAGEBLIT @@ -1971,6 +1973,7 @@ config FB_W100 config FB_SH_MOBILE_LCDC tristate "SuperH Mobile LCDC framebuffer support" depends on FB && (SUPERH || ARCH_SHMOBILE) && HAVE_CLK + depends on FB_SH_MOBILE_MERAM || !FB_SH_MOBILE_MERAM select FB_SYS_FILLRECT select FB_SYS_COPYAREA select FB_SYS_IMAGEBLIT @@ -1993,7 +1996,7 @@ config FB_SH_MOBILE_HDMI config FB_TMIO tristate "Toshiba Mobile IO FrameBuffer support" - depends on FB && MFD_CORE + depends on FB && (MFD_TMIO || COMPILE_TEST) select FB_CFB_FILLRECT select FB_CFB_COPYAREA select FB_CFB_IMAGEBLIT @@ -2062,7 +2065,7 @@ config FB_S3C2410_DEBUG through sysfs config FB_NUC900 - bool "NUC900 LCD framebuffer support" + tristate "NUC900 LCD framebuffer support" depends on FB && ARCH_W90X900 select FB_CFB_FILLRECT select FB_CFB_COPYAREA @@ -2169,7 +2172,7 @@ config FB_XILINX config FB_GOLDFISH tristate "Goldfish Framebuffer" - depends on FB && HAS_DMA + depends on FB && HAS_DMA && (GOLDFISH || COMPILE_TEST) select FB_CFB_FILLRECT select FB_CFB_COPYAREA select FB_CFB_IMAGEBLIT @@ -2295,6 +2298,7 @@ endchoice config FB_MB862XX_I2C bool "Support I2C bus on MB862XX GDC" depends on FB_MB862XX && I2C + depends on FB_MB862XX=m || I2C=y default y help Selecting this option adds Coral-P(A)/Lime GDC I2C bus adapter @@ -2332,6 +2336,7 @@ config FB_MX3 select FB_CFB_FILLRECT select FB_CFB_COPYAREA select FB_CFB_IMAGEBLIT + select BACKLIGHT_CLASS_DEVICE default y help This is a framebuffer device for the i.MX31 LCD Controller. So diff --git a/drivers/video/fbdev/atafb.c b/drivers/video/fbdev/atafb.c index e21d1f5..4953b65 100644 --- a/drivers/video/fbdev/atafb.c +++ b/drivers/video/fbdev/atafb.c @@ -191,7 +191,7 @@ static struct fb_info fb_info = { }; static void *screen_base; /* base address of screen */ -static void *real_screen_base; /* (only for Overscan) */ +static unsigned long phys_screen_base; /* (only for Overscan) */ static int screen_len; @@ -213,7 +213,8 @@ static unsigned int external_yres; */ static unsigned int external_depth; static int external_pmode; -static void *external_addr; +static void *external_screen_base; +static unsigned long external_addr; static unsigned long external_len; static unsigned long external_vgaiobase; static unsigned int external_bitspercol = 6; @@ -592,7 +593,7 @@ static int tt_encode_fix(struct fb_fix_screeninfo *fix, struct atafb_par *par) int mode; strcpy(fix->id, "Atari Builtin"); - fix->smem_start = (unsigned long)real_screen_base; + fix->smem_start = phys_screen_base; fix->smem_len = screen_len; fix->type = FB_TYPE_INTERLEAVED_PLANES; fix->type_aux = 2; @@ -790,7 +791,7 @@ static void tt_get_par(struct atafb_par *par) addr = ((shifter.bas_hi & 0xff) << 16) | ((shifter.bas_md & 0xff) << 8) | ((shifter.bas_lo & 0xff)); - par->screen_base = phys_to_virt(addr); + par->screen_base = atari_stram_to_virt(addr); } static void tt_set_par(struct atafb_par *par) @@ -888,7 +889,7 @@ static int falcon_encode_fix(struct fb_fix_screeninfo *fix, struct atafb_par *par) { strcpy(fix->id, "Atari Builtin"); - fix->smem_start = (unsigned long)real_screen_base; + fix->smem_start = phys_screen_base; fix->smem_len = screen_len; fix->type = FB_TYPE_INTERLEAVED_PLANES; fix->type_aux = 2; @@ -1584,7 +1585,7 @@ static void falcon_get_par(struct atafb_par *par) addr = (shifter.bas_hi & 0xff) << 16 | (shifter.bas_md & 0xff) << 8 | (shifter.bas_lo & 0xff); - par->screen_base = phys_to_virt(addr); + par->screen_base = atari_stram_to_virt(addr); /* derived parameters */ hw->ste_mode = (hw->f_shift & 0x510) == 0 && hw->st_shift == 0x100; @@ -1814,7 +1815,7 @@ static int stste_encode_fix(struct fb_fix_screeninfo *fix, int mode; strcpy(fix->id, "Atari Builtin"); - fix->smem_start = (unsigned long)real_screen_base; + fix->smem_start = phys_screen_base; fix->smem_len = screen_len; fix->type = FB_TYPE_INTERLEAVED_PLANES; fix->type_aux = 2; @@ -1980,7 +1981,7 @@ static void stste_get_par(struct atafb_par *par) ((shifter.bas_md & 0xff) << 8); if (ATARIHW_PRESENT(EXTD_SHIFTER)) addr |= (shifter.bas_lo & 0xff); - par->screen_base = phys_to_virt(addr); + par->screen_base = atari_stram_to_virt(addr); } static void stste_set_par(struct atafb_par *par) @@ -2039,7 +2040,7 @@ static int stste_detect(void) static void stste_set_screen_base(void *s_base) { unsigned long addr; - addr = virt_to_phys(s_base); + addr = atari_stram_to_phys(s_base); /* Setup Screen Memory */ shifter.bas_hi = (unsigned char)((addr & 0xff0000) >> 16); shifter.bas_md = (unsigned char)((addr & 0x00ff00) >> 8); @@ -2113,7 +2114,7 @@ static void st_ovsc_switch(void) static int ext_encode_fix(struct fb_fix_screeninfo *fix, struct atafb_par *par) { strcpy(fix->id, "Unknown Extern"); - fix->smem_start = (unsigned long)external_addr; + fix->smem_start = external_addr; fix->smem_len = PAGE_ALIGN(external_len); if (external_depth == 1) { fix->type = FB_TYPE_PACKED_PIXELS; @@ -2213,7 +2214,7 @@ static int ext_encode_var(struct fb_var_screeninfo *var, struct atafb_par *par) static void ext_get_par(struct atafb_par *par) { - par->screen_base = external_addr; + par->screen_base = external_screen_base; } static void ext_set_par(struct atafb_par *par) @@ -2286,7 +2287,7 @@ static void set_screen_base(void *s_base) { unsigned long addr; - addr = virt_to_phys(s_base); + addr = atari_stram_to_phys(s_base); /* Setup Screen Memory */ shifter.bas_hi = (unsigned char)((addr & 0xff0000) >> 16); shifter.bas_md = (unsigned char)((addr & 0x00ff00) >> 8); @@ -2433,7 +2434,9 @@ static void atafb_set_disp(struct fb_info *info) atafb_get_var(&info->var, info); atafb_get_fix(&info->fix, info); - info->screen_base = (void *)info->fix.smem_start; + /* Note: smem_start derives from phys_screen_base, not screen_base! */ + info->screen_base = (external_addr ? external_screen_base : + atari_stram_to_virt(info->fix.smem_start)); } static int atafb_setcolreg(u_int regno, u_int red, u_int green, u_int blue, @@ -2904,7 +2907,7 @@ static void __init atafb_setup_ext(char *spec) external_yres = yres; external_depth = depth; external_pmode = planes; - external_addr = (void *)addr; + external_addr = addr; external_len = len; if (external_card_type == IS_MV300) { @@ -3166,30 +3169,30 @@ int __init atafb_init(void) memset(screen_base, 0, mem_req); pad = -(unsigned long)screen_base & (PAGE_SIZE - 1); screen_base += pad; - real_screen_base = screen_base + ovsc_offset; + phys_screen_base = atari_stram_to_phys(screen_base + ovsc_offset); screen_len = (mem_req - pad - ovsc_offset) & PAGE_MASK; st_ovsc_switch(); if (CPU_IS_040_OR_060) { /* On a '040+, the cache mode of video RAM must be set to * write-through also for internal video hardware! */ - cache_push(virt_to_phys(screen_base), screen_len); + cache_push(atari_stram_to_phys(screen_base), screen_len); kernel_set_cachemode(screen_base, screen_len, IOMAP_WRITETHROUGH); } - printk("atafb: screen_base %p real_screen_base %p screen_len %d\n", - screen_base, real_screen_base, screen_len); + printk("atafb: screen_base %p phys_screen_base %lx screen_len %d\n", + screen_base, phys_screen_base, screen_len); #ifdef ATAFB_EXT } else { /* Map the video memory (physical address given) to somewhere * in the kernel address space. */ - external_addr = ioremap_writethrough((unsigned long)external_addr, + external_screen_base = ioremap_writethrough(external_addr, external_len); if (external_vgaiobase) external_vgaiobase = (unsigned long)ioremap(external_vgaiobase, 0x10000); - screen_base = - real_screen_base = external_addr; + screen_base = external_screen_base; + phys_screen_base = external_addr; screen_len = external_len & PAGE_MASK; memset (screen_base, 0, external_len); } @@ -3235,8 +3238,8 @@ int __init atafb_init(void) if (register_framebuffer(&fb_info) < 0) { #ifdef ATAFB_EXT if (external_addr) { - iounmap(external_addr); - external_addr = NULL; + iounmap(external_screen_base); + external_addr = 0; } if (external_vgaiobase) { iounmap((void*)external_vgaiobase); diff --git a/drivers/video/fbdev/bf54x-lq043fb.c b/drivers/video/fbdev/bf54x-lq043fb.c index e2c42ad..adbef54 100644 --- a/drivers/video/fbdev/bf54x-lq043fb.c +++ b/drivers/video/fbdev/bf54x-lq043fb.c @@ -717,8 +717,6 @@ static int bfin_bf54x_remove(struct platform_device *pdev) #ifdef CONFIG_PM static int bfin_bf54x_suspend(struct platform_device *pdev, pm_message_t state) { - struct fb_info *fbinfo = platform_get_drvdata(pdev); - bfin_write_EPPI0_CONTROL(bfin_read_EPPI0_CONTROL() & ~EPPI_EN); disable_dma(CH_EPPI0); bfin_write_EPPI0_STATUS(0xFFFF); diff --git a/drivers/video/fbdev/core/fbmem.c b/drivers/video/fbdev/core/fbmem.c index b6d5008..b5e85f6 100644 --- a/drivers/video/fbdev/core/fbmem.c +++ b/drivers/video/fbdev/core/fbmem.c @@ -433,7 +433,7 @@ static void fb_do_show_logo(struct fb_info *info, struct fb_image *image, image->dx += image->width + 8; } } else if (rotate == FB_ROTATE_UD) { - for (x = 0; x < num && image->dx >= 0; x++) { + for (x = 0; x < num; x++) { info->fbops->fb_imageblit(info, image); image->dx -= image->width + 8; } @@ -445,7 +445,7 @@ static void fb_do_show_logo(struct fb_info *info, struct fb_image *image, image->dy += image->height + 8; } } else if (rotate == FB_ROTATE_CCW) { - for (x = 0; x < num && image->dy >= 0; x++) { + for (x = 0; x < num; x++) { info->fbops->fb_imageblit(info, image); image->dy -= image->height + 8; } @@ -674,6 +674,7 @@ int fb_show_logo(struct fb_info *info, int rotate) int fb_prepare_logo(struct fb_info *info, int rotate) { return 0; } int fb_show_logo(struct fb_info *info, int rotate) { return 0; } #endif /* CONFIG_LOGO */ +EXPORT_SYMBOL(fb_prepare_logo); EXPORT_SYMBOL(fb_show_logo); static void *fb_seq_start(struct seq_file *m, loff_t *pos) @@ -1179,7 +1180,7 @@ static long do_fb_ioctl(struct fb_info *info, unsigned int cmd, return -EFAULT; if (con2fb.console < 1 || con2fb.console > MAX_NR_CONSOLES) return -EINVAL; - if (con2fb.framebuffer < 0 || con2fb.framebuffer >= FB_MAX) + if (con2fb.framebuffer >= FB_MAX) return -EINVAL; if (!registered_fb[con2fb.framebuffer]) request_module("fb%d", con2fb.framebuffer); diff --git a/drivers/video/fbdev/core/fbmon.c b/drivers/video/fbdev/core/fbmon.c index c204ebe..5b0e313 100644 --- a/drivers/video/fbdev/core/fbmon.c +++ b/drivers/video/fbdev/core/fbmon.c @@ -1012,13 +1012,20 @@ void fb_edid_add_monspecs(unsigned char *edid, struct fb_monspecs *specs) while (pos < edid[2]) { u8 len = edid[pos] & 0x1f, type = (edid[pos] >> 5) & 7; pr_debug("Data block %u of %u bytes\n", type, len); - if (type == 2) + if (type == 2) { for (i = pos; i < pos + len; i++) { u8 idx = edid[pos + i] & 0x7f; svd[svd_n++] = idx; pr_debug("N%sative mode #%d\n", edid[pos + i] & 0x80 ? "" : "on-n", idx); } + } else if (type == 3 && len >= 3) { + /* Check Vendor Specific Data Block. For HDMI, + it is always 00-0C-03 for HDMI Licensing, LLC. */ + if (edid[pos + 1] == 3 && edid[pos + 2] == 0xc && + edid[pos + 3] == 0) + specs->misc |= FB_MISC_HDMI; + } pos += len + 1; } diff --git a/drivers/video/fbdev/da8xx-fb.c b/drivers/video/fbdev/da8xx-fb.c index 6b23508..a8484f7 100644 --- a/drivers/video/fbdev/da8xx-fb.c +++ b/drivers/video/fbdev/da8xx-fb.c @@ -242,6 +242,20 @@ static struct fb_videomode known_lcd_panels[] = { .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, .flag = 0, }, + [3] = { + /* Densitron 84-0023-001T */ + .name = "Densitron_84-0023-001T", + .xres = 320, + .yres = 240, + .pixclock = KHZ2PICOS(6400), + .left_margin = 0, + .right_margin = 0, + .upper_margin = 0, + .lower_margin = 0, + .hsync_len = 30, + .vsync_len = 3, + .sync = 0, + }, }; static bool da8xx_fb_is_raster_enabled(void) diff --git a/drivers/video/fbdev/exynos/Kconfig b/drivers/video/fbdev/exynos/Kconfig index fcf2d48..1f16b46 100644 --- a/drivers/video/fbdev/exynos/Kconfig +++ b/drivers/video/fbdev/exynos/Kconfig @@ -4,6 +4,7 @@ menuconfig EXYNOS_VIDEO bool "Exynos Video driver support" + depends on ARCH_S5PV210 || ARCH_EXYNOS help This enables support for EXYNOS Video device. @@ -15,7 +16,6 @@ if EXYNOS_VIDEO config EXYNOS_MIPI_DSI bool "EXYNOS MIPI DSI driver support." - depends on ARCH_S5PV210 || ARCH_EXYNOS select GENERIC_PHY help This enables support for MIPI-DSI device. diff --git a/drivers/video/fbdev/fb-puv3.c b/drivers/video/fbdev/fb-puv3.c index 6db9ebd..88fa2e7 100644 --- a/drivers/video/fbdev/fb-puv3.c +++ b/drivers/video/fbdev/fb-puv3.c @@ -18,8 +18,10 @@ #include <linux/fb.h> #include <linux/init.h> #include <linux/console.h> +#include <linux/mm.h> #include <asm/sizes.h> +#include <asm/pgtable.h> #include <mach/hardware.h> /* Platform_data reserved for unifb registers. */ diff --git a/drivers/video/fbdev/gbefb.c b/drivers/video/fbdev/gbefb.c index 3ec65a8..4aa56ba 100644 --- a/drivers/video/fbdev/gbefb.c +++ b/drivers/video/fbdev/gbefb.c @@ -1068,7 +1068,7 @@ static struct fb_ops gbefb_ops = { static ssize_t gbefb_show_memsize(struct device *dev, struct device_attribute *attr, char *buf) { - return snprintf(buf, PAGE_SIZE, "%d\n", gbe_mem_size); + return snprintf(buf, PAGE_SIZE, "%u\n", gbe_mem_size); } static DEVICE_ATTR(size, S_IRUGO, gbefb_show_memsize, NULL); diff --git a/drivers/video/fbdev/grvga.c b/drivers/video/fbdev/grvga.c index c078701..2db5bb1 100644 --- a/drivers/video/fbdev/grvga.c +++ b/drivers/video/fbdev/grvga.c @@ -514,9 +514,10 @@ free_fb: static int grvga_remove(struct platform_device *device) { struct fb_info *info = dev_get_drvdata(&device->dev); - struct grvga_par *par = info->par; + struct grvga_par *par; if (info) { + par = info->par; unregister_framebuffer(info); fb_dealloc_cmap(&info->cmap); diff --git a/drivers/video/fbdev/matrox/matroxfb_base.h b/drivers/video/fbdev/matrox/matroxfb_base.h index 556d96c..89a8a89a 100644 --- a/drivers/video/fbdev/matrox/matroxfb_base.h +++ b/drivers/video/fbdev/matrox/matroxfb_base.h @@ -698,7 +698,7 @@ void matroxfb_unregister_driver(struct matroxfb_driver* drv); #define mga_fifo(n) do {} while ((mga_inl(M_FIFOSTATUS) & 0xFF) < (n)) -#define WaitTillIdle() do {} while (mga_inl(M_STATUS) & 0x10000) +#define WaitTillIdle() do { mga_inl(M_STATUS); do {} while (mga_inl(M_STATUS) & 0x10000); } while (0) /* code speedup */ #ifdef CONFIG_FB_MATROX_MILLENIUM diff --git a/drivers/video/fbdev/mbx/Makefile b/drivers/video/fbdev/mbx/Makefile index 16c1165..d7ae5a9 100644 --- a/drivers/video/fbdev/mbx/Makefile +++ b/drivers/video/fbdev/mbx/Makefile @@ -1,4 +1,3 @@ # Makefile for the 2700G controller driver. -obj-$(CONFIG_FB_MBX) += mbxfb.o -obj-$(CONFIG_FB_MBX_DEBUG) += mbxfbdebugfs.o +obj-y += mbxfb.o diff --git a/drivers/video/fbdev/mbx/mbxdebugfs.c b/drivers/video/fbdev/mbx/mbxdebugfs.c index 4449f24..e3bc00a 100644 --- a/drivers/video/fbdev/mbx/mbxdebugfs.c +++ b/drivers/video/fbdev/mbx/mbxdebugfs.c @@ -17,7 +17,7 @@ struct mbxfb_debugfs_data { static int open_file_generic(struct inode *inode, struct file *file) { - file->private_data = inode->u.generic_ip; + file->private_data = inode->i_private; return 0; } diff --git a/drivers/video/fbdev/mbx/mbxfb.c b/drivers/video/fbdev/mbx/mbxfb.c index f0a5392..2bd52ed 100644 --- a/drivers/video/fbdev/mbx/mbxfb.c +++ b/drivers/video/fbdev/mbx/mbxfb.c @@ -877,6 +877,8 @@ static int mbxfb_resume(struct platform_device *dev) #ifndef CONFIG_FB_MBX_DEBUG #define mbxfb_debugfs_init(x) do {} while(0) #define mbxfb_debugfs_remove(x) do {} while(0) +#else +#include "mbxdebugfs.c" #endif #define res_size(_r) (((_r)->end - (_r)->start) + 1) diff --git a/drivers/video/fbdev/mmp/Kconfig b/drivers/video/fbdev/mmp/Kconfig index d4a4ffc..f56a7e2 100644 --- a/drivers/video/fbdev/mmp/Kconfig +++ b/drivers/video/fbdev/mmp/Kconfig @@ -1,6 +1,6 @@ menuconfig MMP_DISP tristate "Marvell MMP Display Subsystem support" - depends on CPU_PXA910 || CPU_MMP2 || CPU_MMP3 || CPU_PXA988 + depends on CPU_PXA910 || CPU_MMP2 help Marvell Display Subsystem support. diff --git a/drivers/video/fbdev/mmp/fb/mmpfb.c b/drivers/video/fbdev/mmp/fb/mmpfb.c index 7ab31eb..910fcc6 100644 --- a/drivers/video/fbdev/mmp/fb/mmpfb.c +++ b/drivers/video/fbdev/mmp/fb/mmpfb.c @@ -554,8 +554,8 @@ static void fb_info_clear(struct fb_info *info) static int mmpfb_probe(struct platform_device *pdev) { struct mmp_buffer_driver_mach_info *mi; - struct fb_info *info = 0; - struct mmpfb_info *fbi = 0; + struct fb_info *info; + struct mmpfb_info *fbi; int ret, modes_num; mi = pdev->dev.platform_data; @@ -569,10 +569,6 @@ static int mmpfb_probe(struct platform_device *pdev) if (info == NULL) return -ENOMEM; fbi = info->par; - if (!fbi) { - ret = -EINVAL; - goto failed; - } /* init fb */ fbi->fb_info = info; @@ -667,7 +663,6 @@ failed_free_buff: fbi->fb_start_dma); failed_destroy_mutex: mutex_destroy(&fbi->access_ok); -failed: dev_err(fbi->dev, "mmp-fb: frame buffer device init failed\n"); framebuffer_release(info); diff --git a/drivers/video/fbdev/mmp/hw/Kconfig b/drivers/video/fbdev/mmp/hw/Kconfig index 02f109a..c735d13 100644 --- a/drivers/video/fbdev/mmp/hw/Kconfig +++ b/drivers/video/fbdev/mmp/hw/Kconfig @@ -2,12 +2,12 @@ if MMP_DISP config MMP_DISP_CONTROLLER bool "mmp display controller hw support" - depends on CPU_PXA910 || CPU_MMP2 || CPU_MMP3 || CPU_PXA988 + depends on CPU_PXA910 || CPU_MMP2 default n help Marvell MMP display hw controller support - this controller is used on Marvell PXA910, - MMP2, MMP3, PXA988 chips + this controller is used on Marvell PXA910 and + MMP2 chips config MMP_DISP_SPI bool "mmp display controller spi port" diff --git a/drivers/video/fbdev/mmp/hw/mmp_ctrl.h b/drivers/video/fbdev/mmp/hw/mmp_ctrl.h index 53301cf..56fdeab 100644 --- a/drivers/video/fbdev/mmp/hw/mmp_ctrl.h +++ b/drivers/video/fbdev/mmp/hw/mmp_ctrl.h @@ -167,11 +167,7 @@ struct lcd_regs { PN2_IOPAD_CONTROL) : LCD_TOP_CTRL) /* dither configure */ -#ifdef CONFIG_CPU_PXA988 -#define LCD_DITHER_CTRL (0x01EC) -#else #define LCD_DITHER_CTRL (0x00A0) -#endif #define DITHER_TBL_INDEX_SEL(s) ((s) << 16) #define DITHER_MODE2(m) ((m) << 12) @@ -186,15 +182,6 @@ struct lcd_regs { #define DITHER_EN1 (1) /* dither table data was fixed by video bpp of input and output*/ -#ifdef CONFIG_CPU_PXA988 -#define DITHER_TB_4X4_INDEX0 (0x6e4ca280) -#define DITHER_TB_4X4_INDEX1 (0x5d7f91b3) -#define DITHER_TB_4X8_INDEX0 (0xb391a280) -#define DITHER_TB_4X8_INDEX1 (0x7f5d6e4c) -#define DITHER_TB_4X8_INDEX2 (0x80a291b3) -#define DITHER_TB_4X8_INDEX3 (0x4c6e5d7f) -#define LCD_DITHER_TBL_DATA (0x01F0) -#else #define DITHER_TB_4X4_INDEX0 (0x3b19f7d5) #define DITHER_TB_4X4_INDEX1 (0x082ac4e6) #define DITHER_TB_4X8_INDEX0 (0xf7d508e6) @@ -202,7 +189,6 @@ struct lcd_regs { #define DITHER_TB_4X8_INDEX2 (0xc4e6d5f7) #define DITHER_TB_4X8_INDEX3 (0x082a193b) #define LCD_DITHER_TBL_DATA (0x00A4) -#endif /* Video Frame 0&1 start address registers */ #define LCD_SPU_DMA_START_ADDR_Y0 0x00C0 @@ -933,16 +919,9 @@ struct lcd_regs { #define LCD_PN2_SQULN2_CTRL (0x02F0) #define ALL_LAYER_ALPHA_SEL (0x02F4) -/* pxa988 has different MASTER_CTRL from MMP3/MMP2 */ -#ifdef CONFIG_CPU_PXA988 -#define TIMING_MASTER_CONTROL (0x01F4) -#define MASTER_ENH(id) (1 << ((id) + 5)) -#define MASTER_ENV(id) (1 << ((id) + 6)) -#else #define TIMING_MASTER_CONTROL (0x02F8) #define MASTER_ENH(id) (1 << (id)) #define MASTER_ENV(id) (1 << ((id) + 4)) -#endif #define DSI_START_SEL_SHIFT(id) (((id) << 1) + 8) #define timing_master_config(path, dsi_id, lcd_id) \ @@ -1312,19 +1291,8 @@ struct dsi_regs { #define DSI_PHY_TIME_3_CFG_CSR_TIME_REQRDY_MASK (0xff) #define DSI_PHY_TIME_3_CFG_CSR_TIME_REQRDY_SHIFT 0 -/* - * DSI timings - * PXA988 has diffrent ESC CLK with MMP2/MMP3 - * it will be used in dsi_set_dphy() in pxa688_phy.c - * as low power mode clock. - */ -#ifdef CONFIG_CPU_PXA988 -#define DSI_ESC_CLK 52 /* Unit: Mhz */ -#define DSI_ESC_CLK_T 19 /* Unit: ns */ -#else #define DSI_ESC_CLK 66 /* Unit: Mhz */ #define DSI_ESC_CLK_T 15 /* Unit: ns */ -#endif /* LVDS */ /* LVDS_PHY_CTRL */ diff --git a/drivers/video/fbdev/mx3fb.c b/drivers/video/fbdev/mx3fb.c index 142e860..c645a0a 100644 --- a/drivers/video/fbdev/mx3fb.c +++ b/drivers/video/fbdev/mx3fb.c @@ -27,6 +27,7 @@ #include <linux/clk.h> #include <linux/mutex.h> #include <linux/dma/ipu-dma.h> +#include <linux/backlight.h> #include <linux/platform_data/dma-imx.h> #include <linux/platform_data/video-mx3fb.h> @@ -241,6 +242,7 @@ struct mx3fb_data { void __iomem *reg_base; spinlock_t lock; struct device *dev; + struct backlight_device *bl; uint32_t h_start_width; uint32_t v_start_width; @@ -271,6 +273,71 @@ struct mx3fb_info { struct fb_var_screeninfo cur_var; /* current var info */ }; +static void sdc_set_brightness(struct mx3fb_data *mx3fb, uint8_t value); +static u32 sdc_get_brightness(struct mx3fb_data *mx3fb); + +static int mx3fb_bl_get_brightness(struct backlight_device *bl) +{ + struct mx3fb_data *fbd = bl_get_data(bl); + + return sdc_get_brightness(fbd); +} + +static int mx3fb_bl_update_status(struct backlight_device *bl) +{ + struct mx3fb_data *fbd = bl_get_data(bl); + int brightness = bl->props.brightness; + + if (bl->props.power != FB_BLANK_UNBLANK) + brightness = 0; + if (bl->props.fb_blank != FB_BLANK_UNBLANK) + brightness = 0; + + fbd->backlight_level = (fbd->backlight_level & ~0xFF) | brightness; + + sdc_set_brightness(fbd, fbd->backlight_level); + + return 0; +} + +static const struct backlight_ops mx3fb_lcdc_bl_ops = { + .update_status = mx3fb_bl_update_status, + .get_brightness = mx3fb_bl_get_brightness, +}; + +static void mx3fb_init_backlight(struct mx3fb_data *fbd) +{ + struct backlight_properties props; + struct backlight_device *bl; + + if (fbd->bl) + return; + + memset(&props, 0, sizeof(struct backlight_properties)); + props.max_brightness = 0xff; + props.type = BACKLIGHT_RAW; + sdc_set_brightness(fbd, fbd->backlight_level); + + bl = backlight_device_register("mx3fb-bl", fbd->dev, fbd, + &mx3fb_lcdc_bl_ops, &props); + if (IS_ERR(bl)) { + dev_err(fbd->dev, "error %ld on backlight register\n", + PTR_ERR(bl)); + return; + } + + fbd->bl = bl; + bl->props.power = FB_BLANK_UNBLANK; + bl->props.fb_blank = FB_BLANK_UNBLANK; + bl->props.brightness = mx3fb_bl_get_brightness(bl); +} + +static void mx3fb_exit_backlight(struct mx3fb_data *fbd) +{ + if (fbd->bl) + backlight_device_unregister(fbd->bl); +} + static void mx3fb_dma_done(void *); /* Used fb-mode and bpp. Can be set on kernel command line, therefore file-static. */ @@ -628,6 +695,16 @@ static int sdc_set_global_alpha(struct mx3fb_data *mx3fb, bool enable, uint8_t a return 0; } +static u32 sdc_get_brightness(struct mx3fb_data *mx3fb) +{ + u32 brightness; + + brightness = mx3fb_read_reg(mx3fb, SDC_PWM_CTRL); + brightness = (brightness >> 16) & 0xFF; + + return brightness; +} + static void sdc_set_brightness(struct mx3fb_data *mx3fb, uint8_t value) { dev_dbg(mx3fb->dev, "%s: value = %d\n", __func__, value); @@ -1496,7 +1573,7 @@ static int mx3fb_probe(struct platform_device *pdev) if (!sdc_reg) return -EINVAL; - mx3fb = kzalloc(sizeof(*mx3fb), GFP_KERNEL); + mx3fb = devm_kzalloc(&pdev->dev, sizeof(*mx3fb), GFP_KERNEL); if (!mx3fb) return -ENOMEM; @@ -1534,6 +1611,8 @@ static int mx3fb_probe(struct platform_device *pdev) if (ret < 0) goto eisdc0; + mx3fb_init_backlight(mx3fb); + return 0; eisdc0: @@ -1542,7 +1621,6 @@ ersdc0: dmaengine_put(); iounmap(mx3fb->reg_base); eremap: - kfree(mx3fb); dev_err(dev, "mx3fb: failed to register fb\n"); return ret; } @@ -1557,11 +1635,12 @@ static int mx3fb_remove(struct platform_device *dev) chan = &mx3_fbi->idmac_channel->dma_chan; release_fbi(fbi); + mx3fb_exit_backlight(mx3fb); + dma_release_channel(chan); dmaengine_put(); iounmap(mx3fb->reg_base); - kfree(mx3fb); return 0; } diff --git a/drivers/video/fbdev/omap/Kconfig b/drivers/video/fbdev/omap/Kconfig index 0bc3a93..18c4cb0 100644 --- a/drivers/video/fbdev/omap/Kconfig +++ b/drivers/video/fbdev/omap/Kconfig @@ -39,6 +39,15 @@ config FB_OMAP_LCD_MIPID the Mobile Industry Processor Interface DBI-C/DCS specification. (Supported LCDs: Philips LPH8923, Sharp LS041Y3) +config FB_OMAP_LCD_H3 + bool "TPS65010 LCD controller on OMAP-H3" + depends on MACH_OMAP_H3 + depends on TPS65010 + default y + help + Say Y here if you want to have support for the LCD on the + H3 board. + config FB_OMAP_DMA_TUNE bool "Set DMA SDRAM access priority high" depends on FB_OMAP diff --git a/drivers/video/fbdev/omap/Makefile b/drivers/video/fbdev/omap/Makefile index 1927faf..732e071 100644 --- a/drivers/video/fbdev/omap/Makefile +++ b/drivers/video/fbdev/omap/Makefile @@ -10,17 +10,18 @@ objs-y$(CONFIG_FB_OMAP_LCDC_EXTERNAL) += sossi.o objs-y$(CONFIG_FB_OMAP_LCDC_HWA742) += hwa742.o -objs-y$(CONFIG_MACH_AMS_DELTA) += lcd_ams_delta.o -objs-y$(CONFIG_MACH_OMAP_H3) += lcd_h3.o -objs-y$(CONFIG_MACH_OMAP_PALMTE) += lcd_palmte.o -objs-y$(CONFIG_MACH_OMAP_PALMTT) += lcd_palmtt.o -objs-y$(CONFIG_MACH_OMAP_PALMZ71) += lcd_palmz71.o -objs-$(CONFIG_ARCH_OMAP16XX)$(CONFIG_MACH_OMAP_INNOVATOR) += lcd_inn1610.o -objs-$(CONFIG_ARCH_OMAP15XX)$(CONFIG_MACH_OMAP_INNOVATOR) += lcd_inn1510.o -objs-y$(CONFIG_MACH_OMAP_OSK) += lcd_osk.o - -objs-y$(CONFIG_FB_OMAP_LCD_MIPID) += lcd_mipid.o -objs-y$(CONFIG_MACH_HERALD) += lcd_htcherald.o +lcds-y$(CONFIG_MACH_AMS_DELTA) += lcd_ams_delta.o +lcds-y$(CONFIG_FB_OMAP_LCD_H3) += lcd_h3.o +lcds-y$(CONFIG_MACH_OMAP_PALMTE) += lcd_palmte.o +lcds-y$(CONFIG_MACH_OMAP_PALMTT) += lcd_palmtt.o +lcds-y$(CONFIG_MACH_OMAP_PALMZ71) += lcd_palmz71.o +lcds-$(CONFIG_ARCH_OMAP16XX)$(CONFIG_MACH_OMAP_INNOVATOR) += lcd_inn1610.o +lcds-$(CONFIG_ARCH_OMAP15XX)$(CONFIG_MACH_OMAP_INNOVATOR) += lcd_inn1510.o +lcds-y$(CONFIG_MACH_OMAP_OSK) += lcd_osk.o + +lcds-y$(CONFIG_FB_OMAP_LCD_MIPID) += lcd_mipid.o +lcds-y$(CONFIG_MACH_HERALD) += lcd_htcherald.o omapfb-objs := $(objs-yy) +obj-$(CONFIG_FB_OMAP) += $(lcds-yy) diff --git a/drivers/video/fbdev/omap/lcdc.c b/drivers/video/fbdev/omap/lcdc.c index b52f625..6efa259 100644 --- a/drivers/video/fbdev/omap/lcdc.c +++ b/drivers/video/fbdev/omap/lcdc.c @@ -74,7 +74,6 @@ static struct omap_lcd_controller { void (*dma_callback)(void *data); void *dma_callback_data; - int fbmem_allocated; dma_addr_t vram_phys; void *vram_virt; unsigned long vram_size; @@ -611,42 +610,6 @@ static void lcdc_dma_handler(u16 status, void *data) lcdc.dma_callback(lcdc.dma_callback_data); } -static int mmap_kern(void) -{ - struct vm_struct *kvma; - struct vm_area_struct vma; - pgprot_t pgprot; - unsigned long vaddr; - - kvma = get_vm_area(lcdc.vram_size, VM_IOREMAP); - if (kvma == NULL) { - dev_err(lcdc.fbdev->dev, "can't get kernel vm area\n"); - return -ENOMEM; - } - vma.vm_mm = &init_mm; - - vaddr = (unsigned long)kvma->addr; - vma.vm_start = vaddr; - vma.vm_end = vaddr + lcdc.vram_size; - - pgprot = pgprot_writecombine(pgprot_kernel); - if (io_remap_pfn_range(&vma, vaddr, - lcdc.vram_phys >> PAGE_SHIFT, - lcdc.vram_size, pgprot) < 0) { - dev_err(lcdc.fbdev->dev, "kernel mmap for FB memory failed\n"); - return -EAGAIN; - } - - lcdc.vram_virt = (void *)vaddr; - - return 0; -} - -static void unmap_kern(void) -{ - vunmap(lcdc.vram_virt); -} - static int alloc_palette_ram(void) { lcdc.palette_virt = dma_alloc_writecombine(lcdc.fbdev->dev, @@ -703,8 +666,6 @@ static void free_fbmem(void) static int setup_fbmem(struct omapfb_mem_desc *req_md) { - int r; - if (!req_md->region_cnt) { dev_err(lcdc.fbdev->dev, "no memory regions defined\n"); return -EINVAL; @@ -715,31 +676,7 @@ static int setup_fbmem(struct omapfb_mem_desc *req_md) req_md->region_cnt = 1; } - if (req_md->region[0].paddr == 0) { - lcdc.fbmem_allocated = 1; - if ((r = alloc_fbmem(&req_md->region[0])) < 0) - return r; - return 0; - } - - lcdc.vram_phys = req_md->region[0].paddr; - lcdc.vram_size = req_md->region[0].size; - - if ((r = mmap_kern()) < 0) - return r; - - dev_dbg(lcdc.fbdev->dev, "vram at %08x size %08lx mapped to 0x%p\n", - lcdc.vram_phys, lcdc.vram_size, lcdc.vram_virt); - - return 0; -} - -static void cleanup_fbmem(void) -{ - if (lcdc.fbmem_allocated) - free_fbmem(); - else - unmap_kern(); + return alloc_fbmem(&req_md->region[0]); } static int omap_lcdc_init(struct omapfb_device *fbdev, int ext_mode, @@ -833,7 +770,7 @@ static void omap_lcdc_cleanup(void) { if (!lcdc.ext_mode) free_palette_ram(); - cleanup_fbmem(); + free_fbmem(); omap_free_lcd_dma(); free_irq(OMAP_LCDC_IRQ, lcdc.fbdev); clk_disable(lcdc.lcd_ck); diff --git a/drivers/video/fbdev/omap/omapfb_main.c b/drivers/video/fbdev/omap/omapfb_main.c index e4fc6d9b..d8d028d 100644 --- a/drivers/video/fbdev/omap/omapfb_main.c +++ b/drivers/video/fbdev/omap/omapfb_main.c @@ -1823,6 +1823,7 @@ void omapfb_register_panel(struct lcd_panel *panel) if (fbdev_pdev != NULL) omapfb_do_probe(fbdev_pdev, fbdev_panel); } +EXPORT_SYMBOL_GPL(omapfb_register_panel); /* Called when the device is being detached from the driver */ static int omapfb_remove(struct platform_device *pdev) diff --git a/drivers/video/fbdev/pxa3xx-gcu.c b/drivers/video/fbdev/pxa3xx-gcu.c index 417f9a2..4df3657 100644 --- a/drivers/video/fbdev/pxa3xx-gcu.c +++ b/drivers/video/fbdev/pxa3xx-gcu.c @@ -612,11 +612,9 @@ static int pxa3xx_gcu_probe(struct platform_device *pdev) /* handle IO resources */ r = platform_get_resource(pdev, IORESOURCE_MEM, 0); - priv->mmio_base = devm_request_and_ioremap(dev, r); - if (IS_ERR(priv->mmio_base)) { - dev_err(dev, "failed to map I/O memory\n"); + priv->mmio_base = devm_ioremap_resource(dev, r); + if (IS_ERR(priv->mmio_base)) return PTR_ERR(priv->mmio_base); - } /* enable the clock */ priv->clk = devm_clk_get(dev, NULL); diff --git a/drivers/video/fbdev/s3fb.c b/drivers/video/fbdev/s3fb.c index 9a3f8f1..c43b969 100644 --- a/drivers/video/fbdev/s3fb.c +++ b/drivers/video/fbdev/s3fb.c @@ -1401,9 +1401,10 @@ err_enable_device: static void s3_pci_remove(struct pci_dev *dev) { struct fb_info *info = pci_get_drvdata(dev); - struct s3fb_info __maybe_unused *par = info->par; + struct s3fb_info __maybe_unused *par; if (info) { + par = info->par; #ifdef CONFIG_MTRR if (par->mtrr_reg >= 0) { diff --git a/drivers/video/fbdev/wm8505fb.c b/drivers/video/fbdev/wm8505fb.c index 537d199..d2fafbb 100644 --- a/drivers/video/fbdev/wm8505fb.c +++ b/drivers/video/fbdev/wm8505fb.c @@ -162,7 +162,7 @@ static ssize_t contrast_show(struct device *dev, struct fb_info *info = dev_get_drvdata(dev); struct wm8505fb_info *fbi = to_wm8505fb_info(info); - return sprintf(buf, "%d\n", fbi->contrast); + return sprintf(buf, "%u\n", fbi->contrast); } static ssize_t contrast_store(struct device *dev, diff --git a/drivers/video/of_display_timing.c b/drivers/video/of_display_timing.c index ba5b40f..987edf1 100644 --- a/drivers/video/of_display_timing.c +++ b/drivers/video/of_display_timing.c @@ -115,10 +115,8 @@ int of_get_display_timing(struct device_node *np, const char *name, { struct device_node *timing_np; - if (!np) { - pr_err("%s: no devicenode given\n", of_node_full_name(np)); + if (!np) return -EINVAL; - } timing_np = of_get_child_by_name(np, name); if (!timing_np) { @@ -142,10 +140,8 @@ struct display_timings *of_get_display_timings(struct device_node *np) struct device_node *native_mode; struct display_timings *disp; - if (!np) { - pr_err("%s: no device node given\n", of_node_full_name(np)); + if (!np) return NULL; - } timings_np = of_get_child_by_name(np, "display-timings"); if (!timings_np) { @@ -164,7 +160,7 @@ struct display_timings *of_get_display_timings(struct device_node *np) entry = of_parse_phandle(timings_np, "native-mode", 0); /* assume first child as native mode if none provided */ if (!entry) - entry = of_get_next_child(np, NULL); + entry = of_get_next_child(timings_np, NULL); /* if there is no child, it is useless to go on */ if (!entry) { pr_err("%s: no timing specifications given\n", |