diff options
Diffstat (limited to 'drivers/video/aty')
| -rw-r--r-- | drivers/video/aty/Makefile | 1 | ||||
| -rw-r--r-- | drivers/video/aty/aty128fb.c | 359 | ||||
| -rw-r--r-- | drivers/video/aty/atyfb.h | 2 | ||||
| -rw-r--r-- | drivers/video/aty/atyfb_base.c | 230 | ||||
| -rw-r--r-- | drivers/video/aty/mach64_accel.c | 10 | ||||
| -rw-r--r-- | drivers/video/aty/mach64_cursor.c | 33 | ||||
| -rw-r--r-- | drivers/video/aty/radeon_backlight.c | 247 | ||||
| -rw-r--r-- | drivers/video/aty/radeon_base.c | 143 | ||||
| -rw-r--r-- | drivers/video/aty/radeon_i2c.c | 1 | ||||
| -rw-r--r-- | drivers/video/aty/radeonfb.h | 12 |
10 files changed, 704 insertions, 334 deletions
diff --git a/drivers/video/aty/Makefile b/drivers/video/aty/Makefile index 18521397a6e3..a6cc0e9ec790 100644 --- a/drivers/video/aty/Makefile +++ b/drivers/video/aty/Makefile @@ -10,5 +10,6 @@ atyfb-objs := $(atyfb-y) radeonfb-y := radeon_base.o radeon_pm.o radeon_monitor.o radeon_accel.o radeonfb-$(CONFIG_FB_RADEON_I2C) += radeon_i2c.o +radeonfb-$(CONFIG_FB_RADEON_BACKLIGHT) += radeon_backlight.o radeonfb-objs := $(radeonfb-y) diff --git a/drivers/video/aty/aty128fb.c b/drivers/video/aty/aty128fb.c index f7bbff4ddc6a..72c589109471 100644 --- a/drivers/video/aty/aty128fb.c +++ b/drivers/video/aty/aty128fb.c @@ -46,7 +46,6 @@ */ -#include <linux/config.h> #include <linux/module.h> #include <linux/moduleparam.h> #include <linux/kernel.h> @@ -64,6 +63,7 @@ #include <linux/pci.h> #include <linux/ioport.h> #include <linux/console.h> +#include <linux/backlight.h> #include <asm/io.h> #ifdef CONFIG_PPC_PMAC @@ -99,7 +99,7 @@ #ifndef CONFIG_PPC_PMAC /* default mode */ -static struct fb_var_screeninfo default_var __initdata = { +static struct fb_var_screeninfo default_var __devinitdata = { /* 640x480, 60 Hz, Non-Interlaced (25.175 MHz dotclock) */ 640, 480, 640, 480, 0, 0, 8, 0, {0, 8, 0}, {0, 8, 0}, {0, 8, 0}, {0, 0, 0}, @@ -122,7 +122,7 @@ static struct fb_var_screeninfo default_var = { /* default modedb mode */ /* 640x480, 60 Hz, Non-Interlaced (25.172 MHz dotclock) */ -static struct fb_videomode defaultmode __initdata = { +static struct fb_videomode defaultmode __devinitdata = { .refresh = 60, .xres = 640, .yres = 480, @@ -334,7 +334,7 @@ static const struct aty128_meminfo sdr_sgram = static const struct aty128_meminfo ddr_sgram = { 4, 4, 3, 3, 2, 3, 1, 16, 31, 16, "64-bit DDR SGRAM" }; -static struct fb_fix_screeninfo aty128fb_fix __initdata = { +static struct fb_fix_screeninfo aty128fb_fix __devinitdata = { .id = "ATY Rage128", .type = FB_TYPE_PACKED_PIXELS, .visual = FB_VISUAL_PSEUDOCOLOR, @@ -344,15 +344,15 @@ static struct fb_fix_screeninfo aty128fb_fix __initdata = { .accel = FB_ACCEL_ATI_RAGE128, }; -static char *mode_option __initdata = NULL; +static char *mode_option __devinitdata = NULL; #ifdef CONFIG_PPC_PMAC -static int default_vmode __initdata = VMODE_1024_768_60; -static int default_cmode __initdata = CMODE_8; +static int default_vmode __devinitdata = VMODE_1024_768_60; +static int default_cmode __devinitdata = CMODE_8; #endif -static int default_crt_on __initdata = 0; -static int default_lcd_on __initdata = 1; +static int default_crt_on __devinitdata = 0; +static int default_lcd_on __devinitdata = 1; #ifdef CONFIG_MTRR static int mtrr = 1; @@ -444,9 +444,9 @@ static int aty128_encode_var(struct fb_var_screeninfo *var, static int aty128_decode_var(struct fb_var_screeninfo *var, struct aty128fb_par *par); #if 0 -static void __init aty128_get_pllinfo(struct aty128fb_par *par, +static void __devinit aty128_get_pllinfo(struct aty128fb_par *par, void __iomem *bios); -static void __init __iomem *aty128_map_ROM(struct pci_dev *pdev, const struct aty128fb_par *par); +static void __devinit __iomem *aty128_map_ROM(struct pci_dev *pdev, const struct aty128fb_par *par); #endif static void aty128_timings(struct aty128fb_par *par); static void aty128_init_engine(struct aty128fb_par *par); @@ -480,16 +480,6 @@ static struct fb_ops aty128fb_ops = { .fb_imageblit = cfb_imageblit, }; -#ifdef CONFIG_PMAC_BACKLIGHT -static int aty128_set_backlight_enable(int on, int level, void* data); -static int aty128_set_backlight_level(int level, void* data); - -static struct backlight_controller aty128_backlight_controller = { - aty128_set_backlight_enable, - aty128_set_backlight_level -}; -#endif /* CONFIG_PMAC_BACKLIGHT */ - /* * Functions to read from/write to the mmio registers * - endian conversions may possibly be avoided by @@ -582,7 +572,7 @@ static void aty_pll_writeupdate(const struct aty128fb_par *par) /* write to the scratch register to test r/w functionality */ -static int __init register_test(const struct aty128fb_par *par) +static int __devinit register_test(const struct aty128fb_par *par) { u32 val; int flag = 0; @@ -781,7 +771,7 @@ static u32 depth_to_dst(u32 depth) #ifndef __sparc__ -static void __iomem * __init aty128_map_ROM(const struct aty128fb_par *par, struct pci_dev *dev) +static void __iomem * __devinit aty128_map_ROM(const struct aty128fb_par *par, struct pci_dev *dev) { u16 dptr; u8 rom_type; @@ -865,7 +855,7 @@ static void __iomem * __init aty128_map_ROM(const struct aty128fb_par *par, stru return NULL; } -static void __init aty128_get_pllinfo(struct aty128fb_par *par, unsigned char __iomem *bios) +static void __devinit aty128_get_pllinfo(struct aty128fb_par *par, unsigned char __iomem *bios) { unsigned int bios_hdr; unsigned int bios_pll; @@ -912,7 +902,7 @@ static void __iomem * __devinit aty128_find_mem_vbios(struct aty128fb_par *par) #endif /* ndef(__sparc__) */ /* fill in known card constants if pll_block is not available */ -static void __init aty128_timings(struct aty128fb_par *par) +static void __devinit aty128_timings(struct aty128fb_par *par) { #ifdef CONFIG_PPC_OF /* instead of a table lookup, assume OF has properly @@ -1258,19 +1248,35 @@ static void aty128_set_crt_enable(struct aty128fb_par *par, int on) static void aty128_set_lcd_enable(struct aty128fb_par *par, int on) { u32 reg; +#ifdef CONFIG_FB_ATY128_BACKLIGHT + struct fb_info *info = pci_get_drvdata(par->pdev); +#endif if (on) { reg = aty_ld_le32(LVDS_GEN_CNTL); reg |= LVDS_ON | LVDS_EN | LVDS_BLON | LVDS_DIGION; reg &= ~LVDS_DISPLAY_DIS; aty_st_le32(LVDS_GEN_CNTL, reg); -#ifdef CONFIG_PMAC_BACKLIGHT - aty128_set_backlight_enable(get_backlight_enable(), - get_backlight_level(), par); +#ifdef CONFIG_FB_ATY128_BACKLIGHT + mutex_lock(&info->bl_mutex); + if (info->bl_dev) { + down(&info->bl_dev->sem); + info->bl_dev->props->update_status(info->bl_dev); + up(&info->bl_dev->sem); + } + mutex_unlock(&info->bl_mutex); #endif } else { -#ifdef CONFIG_PMAC_BACKLIGHT - aty128_set_backlight_enable(0, 0, par); +#ifdef CONFIG_FB_ATY128_BACKLIGHT + mutex_lock(&info->bl_mutex); + if (info->bl_dev) { + down(&info->bl_dev->sem); + info->bl_dev->props->brightness = 0; + info->bl_dev->props->power = FB_BLANK_POWERDOWN; + info->bl_dev->props->update_status(info->bl_dev); + up(&info->bl_dev->sem); + } + mutex_unlock(&info->bl_mutex); #endif reg = aty_ld_le32(LVDS_GEN_CNTL); reg |= LVDS_DISPLAY_DIS; @@ -1638,7 +1644,7 @@ static int aty128fb_sync(struct fb_info *info) } #ifndef MODULE -static int __init aty128fb_setup(char *options) +static int __devinit aty128fb_setup(char *options) { char *this_opt; @@ -1691,6 +1697,184 @@ static int __init aty128fb_setup(char *options) } #endif /* MODULE */ +/* Backlight */ +#ifdef CONFIG_FB_ATY128_BACKLIGHT +#define MAX_LEVEL 0xFF + +static struct backlight_properties aty128_bl_data; + +static int aty128_bl_get_level_brightness(struct aty128fb_par *par, + int level) +{ + struct fb_info *info = pci_get_drvdata(par->pdev); + int atylevel; + + /* Get and convert the value */ + mutex_lock(&info->bl_mutex); + atylevel = MAX_LEVEL - + (info->bl_curve[level] * FB_BACKLIGHT_MAX / MAX_LEVEL); + mutex_unlock(&info->bl_mutex); + + if (atylevel < 0) + atylevel = 0; + else if (atylevel > MAX_LEVEL) + atylevel = MAX_LEVEL; + + return atylevel; +} + +/* We turn off the LCD completely instead of just dimming the backlight. + * This provides greater power saving and the display is useless without + * backlight anyway + */ +#define BACKLIGHT_LVDS_OFF +/* That one prevents proper CRT output with LCD off */ +#undef BACKLIGHT_DAC_OFF + +static int aty128_bl_update_status(struct backlight_device *bd) +{ + struct aty128fb_par *par = class_get_devdata(&bd->class_dev); + unsigned int reg = aty_ld_le32(LVDS_GEN_CNTL); + int level; + + if (bd->props->power != FB_BLANK_UNBLANK || + bd->props->fb_blank != FB_BLANK_UNBLANK || + !par->lcd_on) + level = 0; + else + level = bd->props->brightness; + + reg |= LVDS_BL_MOD_EN | LVDS_BLON; + if (level > 0) { + reg |= LVDS_DIGION; + if (!(reg & LVDS_ON)) { + reg &= ~LVDS_BLON; + aty_st_le32(LVDS_GEN_CNTL, reg); + aty_ld_le32(LVDS_GEN_CNTL); + mdelay(10); + reg |= LVDS_BLON; + aty_st_le32(LVDS_GEN_CNTL, reg); + } + reg &= ~LVDS_BL_MOD_LEVEL_MASK; + reg |= (aty128_bl_get_level_brightness(par, level) << LVDS_BL_MOD_LEVEL_SHIFT); +#ifdef BACKLIGHT_LVDS_OFF + reg |= LVDS_ON | LVDS_EN; + reg &= ~LVDS_DISPLAY_DIS; +#endif + aty_st_le32(LVDS_GEN_CNTL, reg); +#ifdef BACKLIGHT_DAC_OFF + aty_st_le32(DAC_CNTL, aty_ld_le32(DAC_CNTL) & (~DAC_PDWN)); +#endif + } else { + reg &= ~LVDS_BL_MOD_LEVEL_MASK; + reg |= (aty128_bl_get_level_brightness(par, 0) << LVDS_BL_MOD_LEVEL_SHIFT); +#ifdef BACKLIGHT_LVDS_OFF + reg |= LVDS_DISPLAY_DIS; + aty_st_le32(LVDS_GEN_CNTL, reg); + aty_ld_le32(LVDS_GEN_CNTL); + udelay(10); + reg &= ~(LVDS_ON | LVDS_EN | LVDS_BLON | LVDS_DIGION); +#endif + aty_st_le32(LVDS_GEN_CNTL, reg); +#ifdef BACKLIGHT_DAC_OFF + aty_st_le32(DAC_CNTL, aty_ld_le32(DAC_CNTL) | DAC_PDWN); +#endif + } + + return 0; +} + +static int aty128_bl_get_brightness(struct backlight_device *bd) +{ + return bd->props->brightness; +} + +static struct backlight_properties aty128_bl_data = { + .owner = THIS_MODULE, + .get_brightness = aty128_bl_get_brightness, + .update_status = aty128_bl_update_status, + .max_brightness = (FB_BACKLIGHT_LEVELS - 1), +}; + +static void aty128_bl_init(struct aty128fb_par *par) +{ + struct fb_info *info = pci_get_drvdata(par->pdev); + struct backlight_device *bd; + char name[12]; + + /* Could be extended to Rage128Pro LVDS output too */ + if (par->chip_gen != rage_M3) + return; + +#ifdef CONFIG_PMAC_BACKLIGHT + if (!pmac_has_backlight_type("ati")) + return; +#endif + + snprintf(name, sizeof(name), "aty128bl%d", info->node); + + bd = backlight_device_register(name, par, &aty128_bl_data); + if (IS_ERR(bd)) { + info->bl_dev = NULL; + printk("aty128: Backlight registration failed\n"); + goto error; + } + + mutex_lock(&info->bl_mutex); + info->bl_dev = bd; + fb_bl_default_curve(info, 0, + 63 * FB_BACKLIGHT_MAX / MAX_LEVEL, + 219 * FB_BACKLIGHT_MAX / MAX_LEVEL); + mutex_unlock(&info->bl_mutex); + + up(&bd->sem); + bd->props->brightness = aty128_bl_data.max_brightness; + bd->props->power = FB_BLANK_UNBLANK; + bd->props->update_status(bd); + down(&bd->sem); + +#ifdef CONFIG_PMAC_BACKLIGHT + mutex_lock(&pmac_backlight_mutex); + if (!pmac_backlight) + pmac_backlight = bd; + mutex_unlock(&pmac_backlight_mutex); +#endif + + printk("aty128: Backlight initialized (%s)\n", name); + + return; + +error: + return; +} + +static void aty128_bl_exit(struct aty128fb_par *par) +{ + struct fb_info *info = pci_get_drvdata(par->pdev); + +#ifdef CONFIG_PMAC_BACKLIGHT + mutex_lock(&pmac_backlight_mutex); +#endif + + mutex_lock(&info->bl_mutex); + if (info->bl_dev) { +#ifdef CONFIG_PMAC_BACKLIGHT + if (pmac_backlight == info->bl_dev) + pmac_backlight = NULL; +#endif + + backlight_device_unregister(info->bl_dev); + info->bl_dev = NULL; + + printk("aty128: Backlight unloaded\n"); + } + mutex_unlock(&info->bl_mutex); + +#ifdef CONFIG_PMAC_BACKLIGHT + mutex_unlock(&pmac_backlight_mutex); +#endif +} +#endif /* CONFIG_FB_ATY128_BACKLIGHT */ /* * Initialisation @@ -1708,7 +1892,7 @@ static void aty128_early_resume(void *data) } #endif /* CONFIG_PPC_PMAC */ -static int __init aty128_init(struct pci_dev *pdev, const struct pci_device_id *ent) +static int __devinit aty128_init(struct pci_dev *pdev, const struct pci_device_id *ent) { struct fb_info *info = pci_get_drvdata(pdev); struct aty128fb_par *par = info->par; @@ -1835,17 +2019,15 @@ static int __init aty128_init(struct pci_dev *pdev, const struct pci_device_id * if (register_framebuffer(info) < 0) return 0; -#ifdef CONFIG_PMAC_BACKLIGHT - /* Could be extended to Rage128Pro LVDS output too */ - if (par->chip_gen == rage_M3) - register_backlight_controller(&aty128_backlight_controller, par, "ati"); -#endif /* CONFIG_PMAC_BACKLIGHT */ - par->pm_reg = pci_find_capability(pdev, PCI_CAP_ID_PM); par->pdev = pdev; par->asleep = 0; par->lock_blank = 0; - + +#ifdef CONFIG_FB_ATY128_BACKLIGHT + aty128_bl_init(par); +#endif + printk(KERN_INFO "fb%d: %s frame buffer device on %s\n", info->node, info->fix.id, video_card); @@ -1854,7 +2036,7 @@ static int __init aty128_init(struct pci_dev *pdev, const struct pci_device_id * #ifdef CONFIG_PCI /* register a card ++ajoshi */ -static int __init aty128_probe(struct pci_dev *pdev, const struct pci_device_id *ent) +static int __devinit aty128_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { unsigned long fb_addr, reg_addr; struct aty128fb_par *par; @@ -1981,6 +2163,10 @@ static void __devexit aty128_remove(struct pci_dev *pdev) par = info->par; +#ifdef CONFIG_FB_ATY128_BACKLIGHT + aty128_bl_exit(par); +#endif + unregister_framebuffer(info); #ifdef CONFIG_MTRR if (par->mtrr.vram_valid) @@ -2011,10 +2197,14 @@ static int aty128fb_blank(int blank, struct fb_info *fb) if (par->lock_blank || par->asleep) return 0; -#ifdef CONFIG_PMAC_BACKLIGHT - if (machine_is(powermac) && blank) - set_backlight_enable(0); -#endif /* CONFIG_PMAC_BACKLIGHT */ +#ifdef CONFIG_FB_ATY128_BACKLIGHT + if (machine_is(powermac) && blank) { + down(&fb->bl_dev->sem); + fb->bl_dev->props->power = FB_BLANK_POWERDOWN; + fb->bl_dev->props->update_status(fb->bl_dev); + up(&fb->bl_dev->sem); + } +#endif if (blank & FB_BLANK_VSYNC_SUSPEND) state |= 2; @@ -2029,10 +2219,14 @@ static int aty128fb_blank(int blank, struct fb_info *fb) aty128_set_crt_enable(par, par->crt_on && !blank); aty128_set_lcd_enable(par, par->lcd_on && !blank); } -#ifdef CONFIG_PMAC_BACKLIGHT - if (machine_is(powermac) && !blank) - set_backlight_enable(1); -#endif /* CONFIG_PMAC_BACKLIGHT */ +#ifdef CONFIG_FB_ATY128_BACKLIGHT + if (machine_is(powermac) && !blank) { + down(&fb->bl_dev->sem); + fb->bl_dev->props->power = FB_BLANK_UNBLANK; + fb->bl_dev->props->update_status(fb->bl_dev); + up(&fb->bl_dev->sem); + } +#endif return 0; } @@ -2138,73 +2332,6 @@ static int aty128fb_ioctl(struct fb_info *info, u_int cmd, u_long arg) return -EINVAL; } -#ifdef CONFIG_PMAC_BACKLIGHT -static int backlight_conv[] = { - 0xff, 0xc0, 0xb5, 0xaa, 0x9f, 0x94, 0x89, 0x7e, - 0x73, 0x68, 0x5d, 0x52, 0x47, 0x3c, 0x31, 0x24 -}; - -/* We turn off the LCD completely instead of just dimming the backlight. - * This provides greater power saving and the display is useless without - * backlight anyway - */ -#define BACKLIGHT_LVDS_OFF -/* That one prevents proper CRT output with LCD off */ -#undef BACKLIGHT_DAC_OFF - -static int aty128_set_backlight_enable(int on, int level, void *data) -{ - struct aty128fb_par *par = data; - unsigned int reg = aty_ld_le32(LVDS_GEN_CNTL); - - if (!par->lcd_on) - on = 0; - reg |= LVDS_BL_MOD_EN | LVDS_BLON; - if (on && level > BACKLIGHT_OFF) { - reg |= LVDS_DIGION; - if (!(reg & LVDS_ON)) { - reg &= ~LVDS_BLON; - aty_st_le32(LVDS_GEN_CNTL, reg); - (void)aty_ld_le32(LVDS_GEN_CNTL); - mdelay(10); - reg |= LVDS_BLON; - aty_st_le32(LVDS_GEN_CNTL, reg); - } - reg &= ~LVDS_BL_MOD_LEVEL_MASK; - reg |= (backlight_conv[level] << LVDS_BL_MOD_LEVEL_SHIFT); -#ifdef BACKLIGHT_LVDS_OFF - reg |= LVDS_ON | LVDS_EN; - reg &= ~LVDS_DISPLAY_DIS; -#endif - aty_st_le32(LVDS_GEN_CNTL, reg); -#ifdef BACKLIGHT_DAC_OFF - aty_st_le32(DAC_CNTL, aty_ld_le32(DAC_CNTL) & (~DAC_PDWN)); -#endif - } else { - reg &= ~LVDS_BL_MOD_LEVEL_MASK; - reg |= (backlight_conv[0] << LVDS_BL_MOD_LEVEL_SHIFT); -#ifdef BACKLIGHT_LVDS_OFF - reg |= LVDS_DISPLAY_DIS; - aty_st_le32(LVDS_GEN_CNTL, reg); - (void)aty_ld_le32(LVDS_GEN_CNTL); - udelay(10); - reg &= ~(LVDS_ON | LVDS_EN | LVDS_BLON | LVDS_DIGION); -#endif - aty_st_le32(LVDS_GEN_CNTL, reg); -#ifdef BACKLIGHT_DAC_OFF - aty_st_le32(DAC_CNTL, aty_ld_le32(DAC_CNTL) | DAC_PDWN); -#endif - } - - return 0; -} - -static int aty128_set_backlight_level(int level, void* data) -{ - return aty128_set_backlight_enable(1, level, data); -} -#endif /* CONFIG_PMAC_BACKLIGHT */ - #if 0 /* * Accelerated functions @@ -2428,7 +2555,7 @@ static int aty128_pci_resume(struct pci_dev *pdev) } -static int __init aty128fb_init(void) +static int __devinit aty128fb_init(void) { #ifndef MODULE char *option = NULL; diff --git a/drivers/video/aty/atyfb.h b/drivers/video/aty/atyfb.h index e9b7a64c1ac4..55fb8b04489b 100644 --- a/drivers/video/aty/atyfb.h +++ b/drivers/video/aty/atyfb.h @@ -2,7 +2,6 @@ * ATI Frame Buffer Device Driver Core Definitions */ -#include <linux/config.h> #include <linux/spinlock.h> #include <linux/wait.h> /* @@ -151,6 +150,7 @@ struct atyfb_par { int lock_blank; unsigned long res_start; unsigned long res_size; + struct pci_dev *pdev; #ifdef __sparc__ struct pci_mmap_map *mmap_map; u8 mmaped; diff --git a/drivers/video/aty/atyfb_base.c b/drivers/video/aty/atyfb_base.c index d9d7d3c4cae2..0c9706746d79 100644 --- a/drivers/video/aty/atyfb_base.c +++ b/drivers/video/aty/atyfb_base.c @@ -49,7 +49,6 @@ ******************************************************************************/ -#include <linux/config.h> #include <linux/module.h> #include <linux/moduleparam.h> #include <linux/kernel.h> @@ -66,6 +65,7 @@ #include <linux/interrupt.h> #include <linux/spinlock.h> #include <linux/wait.h> +#include <linux/backlight.h> #include <asm/io.h> #include <asm/uaccess.h> @@ -315,12 +315,12 @@ static int vram; static int pll; static int mclk; static int xclk; -static int comp_sync __initdata = -1; +static int comp_sync __devinitdata = -1; static char *mode; #ifdef CONFIG_PPC -static int default_vmode __initdata = VMODE_CHOOSE; -static int default_cmode __initdata = CMODE_CHOOSE; +static int default_vmode __devinitdata = VMODE_CHOOSE; +static int default_cmode __devinitdata = CMODE_CHOOSE; module_param_named(vmode, default_vmode, int, 0); MODULE_PARM_DESC(vmode, "int: video mode for mac"); @@ -329,10 +329,10 @@ MODULE_PARM_DESC(cmode, "int: color mode for mac"); #endif #ifdef CONFIG_ATARI -static unsigned int mach64_count __initdata = 0; -static unsigned long phys_vmembase[FB_MAX] __initdata = { 0, }; -static unsigned long phys_size[FB_MAX] __initdata = { 0, }; -static unsigned long phys_guiregbase[FB_MAX] __initdata = { 0, }; +static unsigned int mach64_count __devinitdata = 0; +static unsigned long phys_vmembase[FB_MAX] __devinitdata = { 0, }; +static unsigned long phys_size[FB_MAX] __devinitdata = { 0, }; +static unsigned long phys_guiregbase[FB_MAX] __devinitdata = { 0, }; #endif /* top -> down is an evolution of mach64 chipset, any corrections? */ @@ -582,7 +582,7 @@ static u32 atyfb_get_pixclock(struct fb_var_screeninfo *var, struct atyfb_par *p * Apple monitor sense */ -static int __init read_aty_sense(const struct atyfb_par *par) +static int __devinit read_aty_sense(const struct atyfb_par *par) { int sense, i; @@ -1280,6 +1280,14 @@ static int atyfb_set_par(struct fb_info *info) par->accel_flags = var->accel_flags; /* hack */ + if (var->accel_flags) { + info->fbops->fb_sync = atyfb_sync; + info->flags &= ~FBINFO_HWACCEL_DISABLED; + } else { + info->fbops->fb_sync = NULL; + info->flags |= FBINFO_HWACCEL_DISABLED; + } + if (par->blitter_may_be_busy) wait_for_idle(par); @@ -1559,7 +1567,7 @@ static int aty_enable_irq(struct atyfb_par *par, int reenable) u32 int_cntl; if (!test_and_set_bit(0, &par->irq_flags)) { - if (request_irq(par->irq, aty_irq, SA_SHIRQ, "atyfb", par)) { + if (request_irq(par->irq, aty_irq, IRQF_SHARED, "atyfb", par)) { clear_bit(0, &par->irq_flags); return -EINVAL; } @@ -2115,47 +2123,144 @@ static int atyfb_pci_resume(struct pci_dev *pdev) #endif /* defined(CONFIG_PM) && defined(CONFIG_PCI) */ -#ifdef CONFIG_PMAC_BACKLIGHT +/* Backlight */ +#ifdef CONFIG_FB_ATY_BACKLIGHT +#define MAX_LEVEL 0xFF - /* - * LCD backlight control - */ +static struct backlight_properties aty_bl_data; -static int backlight_conv[] = { - 0x00, 0x3f, 0x4c, 0x59, 0x66, 0x73, 0x80, 0x8d, - 0x9a, 0xa7, 0xb4, 0xc1, 0xcf, 0xdc, 0xe9, 0xff -}; +static int aty_bl_get_level_brightness(struct atyfb_par *par, int level) +{ + struct fb_info *info = pci_get_drvdata(par->pdev); + int atylevel; + + /* Get and convert the value */ + mutex_lock(&info->bl_mutex); + atylevel = info->bl_curve[level] * FB_BACKLIGHT_MAX / MAX_LEVEL; + mutex_unlock(&info->bl_mutex); -static int aty_set_backlight_enable(int on, int level, void *data) + if (atylevel < 0) + atylevel = 0; + else if (atylevel > MAX_LEVEL) + atylevel = MAX_LEVEL; + + return atylevel; +} + +static int aty_bl_update_status(struct backlight_device *bd) { - struct fb_info *info = (struct fb_info *) data; - struct atyfb_par *par = (struct atyfb_par *) info->par; + struct atyfb_par *par = class_get_devdata(&bd->class_dev); unsigned int reg = aty_ld_lcd(LCD_MISC_CNTL, par); + int level; + + if (bd->props->power != FB_BLANK_UNBLANK || + bd->props->fb_blank != FB_BLANK_UNBLANK) + level = 0; + else + level = bd->props->brightness; reg |= (BLMOD_EN | BIASMOD_EN); - if (on && level > BACKLIGHT_OFF) { + if (level > 0) { reg &= ~BIAS_MOD_LEVEL_MASK; - reg |= (backlight_conv[level] << BIAS_MOD_LEVEL_SHIFT); + reg |= (aty_bl_get_level_brightness(par, level) << BIAS_MOD_LEVEL_SHIFT); } else { reg &= ~BIAS_MOD_LEVEL_MASK; - reg |= (backlight_conv[0] << BIAS_MOD_LEVEL_SHIFT); + reg |= (aty_bl_get_level_brightness(par, 0) << BIAS_MOD_LEVEL_SHIFT); } aty_st_lcd(LCD_MISC_CNTL, reg, par); + return 0; } -static int aty_set_backlight_level(int level, void *data) +static int aty_bl_get_brightness(struct backlight_device *bd) { - return aty_set_backlight_enable(1, level, data); + return bd->props->brightness; } -static struct backlight_controller aty_backlight_controller = { - aty_set_backlight_enable, - aty_set_backlight_level +static struct backlight_properties aty_bl_data = { + .owner = THIS_MODULE, + .get_brightness = aty_bl_get_brightness, + .update_status = aty_bl_update_status, + .max_brightness = (FB_BACKLIGHT_LEVELS - 1), }; -#endif /* CONFIG_PMAC_BACKLIGHT */ -static void __init aty_calc_mem_refresh(struct atyfb_par *par, int xclk) +static void aty_bl_init(struct atyfb_par *par) +{ + struct fb_info *info = pci_get_drvdata(par->pdev); + struct backlight_device *bd; + char name[12]; + +#ifdef CONFIG_PMAC_BACKLIGHT + if (!pmac_has_backlight_type("ati")) + return; +#endif + + snprintf(name, sizeof(name), "atybl%d", info->node); + + bd = backlight_device_register(name, par, &aty_bl_data); + if (IS_ERR(bd)) { + info->bl_dev = NULL; + printk("aty: Backlight registration failed\n"); + goto error; + } + + mutex_lock(&info->bl_mutex); + info->bl_dev = bd; + fb_bl_default_curve(info, 0, + 0x3F * FB_BACKLIGHT_MAX / MAX_LEVEL, + 0xFF * FB_BACKLIGHT_MAX / MAX_LEVEL); + mutex_unlock(&info->bl_mutex); + + up(&bd->sem); + bd->props->brightness = aty_bl_data.max_brightness; + bd->props->power = FB_BLANK_UNBLANK; + bd->props->update_status(bd); + down(&bd->sem); + +#ifdef CONFIG_PMAC_BACKLIGHT + mutex_lock(&pmac_backlight_mutex); + if (!pmac_backlight) + pmac_backlight = bd; + mutex_unlock(&pmac_backlight_mutex); +#endif + + printk("aty: Backlight initialized (%s)\n", name); + + return; + +error: + return; +} + +static void aty_bl_exit(struct atyfb_par *par) +{ + struct fb_info *info = pci_get_drvdata(par->pdev); + +#ifdef CONFIG_PMAC_BACKLIGHT + mutex_lock(&pmac_backlight_mutex); +#endif + + mutex_lock(&info->bl_mutex); + if (info->bl_dev) { +#ifdef CONFIG_PMAC_BACKLIGHT + if (pmac_backlight == info->bl_dev) + pmac_backlight = NULL; +#endif + + backlight_device_unregister(info->bl_dev); + + printk("aty: Backlight unloaded\n"); + } + mutex_unlock(&info->bl_mutex); + +#ifdef CONFIG_PMAC_BACKLIGHT + mutex_unlock(&pmac_backlight_mutex); +#endif +} + +#endif /* CONFIG_FB_ATY_BACKLIGHT */ + +static void __devinit aty_calc_mem_refresh(struct atyfb_par *par, int xclk) { const int ragepro_tbl[] = { 44, 50, 55, 66, 75, 80, 100 @@ -2215,7 +2320,7 @@ static int __devinit atyfb_get_timings_from_lcd(struct atyfb_par *par, } #endif /* defined(__i386__) && defined(CONFIG_FB_ATY_GENERIC_LCD) */ -static int __init aty_init(struct fb_info *info, const char *name) +static int __devinit aty_init(struct fb_info *info, const char *name) { struct atyfb_par *par = (struct atyfb_par *) info->par; const char *ramname = NULL, *xtal; @@ -2296,12 +2401,15 @@ static int __init aty_init(struct fb_info *info, const char *name) break; } switch (clk_type) { +#ifdef CONFIG_ATARI case CLK_ATI18818_1: par->pll_ops = &aty_pll_ati18818_1; break; +#else case CLK_IBMRGB514: par->pll_ops = &aty_pll_ibm514; break; +#endif #if 0 /* dead code */ case CLK_STG1703: par->pll_ops = &aty_pll_stg1703; @@ -2506,16 +2614,24 @@ static int __init aty_init(struct fb_info *info, const char *name) info->fbops = &atyfb_ops; info->pseudo_palette = pseudo_palette; - info->flags = FBINFO_FLAG_DEFAULT; + info->flags = FBINFO_DEFAULT | + FBINFO_HWACCEL_IMAGEBLIT | + FBINFO_HWACCEL_FILLRECT | + FBINFO_HWACCEL_COPYAREA | + FBINFO_HWACCEL_YPAN; #ifdef CONFIG_PMAC_BACKLIGHT if (M64_HAS(G3_PB_1_1) && machine_is_compatible("PowerBook1,1")) { /* these bits let the 101 powerbook wake up from sleep -- paulus */ aty_st_lcd(POWER_MANAGEMENT, aty_ld_lcd(POWER_MANAGEMENT, par) | (USE_F32KHZ | TRISTATE_MEM_EN), par); - } else if (M64_HAS(MOBIL_BUS)) - register_backlight_controller(&aty_backlight_controller, info, "ati"); -#endif /* CONFIG_PMAC_BACKLIGHT */ + } else +#endif + if (M64_HAS(MOBIL_BUS)) { +#ifdef CONFIG_FB_ATY_BACKLIGHT + aty_bl_init (par); +#endif + } memset(&var, 0, sizeof(var)); #ifdef CONFIG_PPC @@ -2631,7 +2747,7 @@ aty_init_exit: } #ifdef CONFIG_ATARI -static int __init store_video_par(char *video_str, unsigned char m64_num) +static int __devinit store_video_par(char *video_str, unsigned char m64_num) { char *p; unsigned long vmembase, size, guiregbase; @@ -2674,8 +2790,16 @@ static int atyfb_blank(int blank, struct fb_info *info) return 0; #ifdef CONFIG_PMAC_BACKLIGHT - if (machine_is(powermac) && blank > FB_BLANK_NORMAL) - set_backlight_enable(0); + if (machine_is(powermac) && blank > FB_BLANK_NORMAL) { + mutex_lock(&info->bl_mutex); + if (info->bl_dev) { + down(&info->bl_dev->sem); + info->bl_dev->props->power = FB_BLANK_POWERDOWN; + info->bl_dev->props->update_status(info->bl_dev); + up(&info->bl_dev->sem); + } + mutex_unlock(&info->bl_mutex); + } #elif defined(CONFIG_FB_ATY_GENERIC_LCD) if (par->lcd_table && blank > FB_BLANK_NORMAL && (aty_ld_lcd(LCD_GEN_CNTL, par) & LCD_ON)) { @@ -2706,8 +2830,16 @@ static int atyfb_blank(int blank, struct fb_info *info) aty_st_le32(CRTC_GEN_CNTL, gen_cntl, par); #ifdef CONFIG_PMAC_BACKLIGHT - if (machine_is(powermac) && blank <= FB_BLANK_NORMAL) - set_backlight_enable(1); + if (machine_is(powermac) && blank <= FB_BLANK_NORMAL) { + mutex_lock(&info->bl_mutex); + if (info->bl_dev) { + down(&info->bl_dev->sem); + info->bl_dev->props->power = FB_BLANK_UNBLANK; + info->bl_dev->props->update_status(info->bl_dev); + up(&info->bl_dev->sem); + } + mutex_unlock(&info->bl_mutex); + } #elif defined(CONFIG_FB_ATY_GENERIC_LCD) if (par->lcd_table && blank <= FB_BLANK_NORMAL && (aty_ld_lcd(LCD_GEN_CNTL, par) & LCD_ON)) { @@ -2966,7 +3098,7 @@ static int __devinit atyfb_setup_sparc(struct pci_dev *pdev, } pcp = pdev->sysdata; - if (node == pcp->prom_node) { + if (node == pcp->prom_node->node) { struct fb_var_screeninfo *var = &default_var; unsigned int N, P, Q, M, T, R; u32 v_total, h_total; @@ -3440,6 +3572,7 @@ static int __devinit atyfb_pci_probe(struct pci_dev *pdev, const struct pci_devi par->res_start = res_start; par->res_size = res_size; par->irq = pdev->irq; + par->pdev = pdev; /* Setup "info" structure */ #ifdef __sparc__ @@ -3571,6 +3704,11 @@ static void __devexit atyfb_remove(struct fb_info *info) aty_set_crtc(par, &saved_crtc); par->pll_ops->set_pll(info, &saved_pll); +#ifdef CONFIG_FB_ATY_BACKLIGHT + if (M64_HAS(MOBIL_BUS)) + aty_bl_exit(par); +#endif + unregister_framebuffer(info); #ifdef CONFIG_MTRR @@ -3640,7 +3778,7 @@ static struct pci_driver atyfb_driver = { #endif /* CONFIG_PCI */ #ifndef MODULE -static int __init atyfb_setup(char *options) +static int __devinit atyfb_setup(char *options) { char *this_opt; @@ -3712,7 +3850,7 @@ static int __init atyfb_setup(char *options) } #endif /* MODULE */ -static int __init atyfb_init(void) +static int __devinit atyfb_init(void) { #ifndef MODULE char *option = NULL; @@ -3722,7 +3860,9 @@ static int __init atyfb_init(void) atyfb_setup(option); #endif +#ifdef CONFIG_PCI pci_register_driver(&atyfb_driver); +#endif #ifdef CONFIG_ATARI atyfb_atari_probe(); #endif @@ -3731,7 +3871,9 @@ static int __init atyfb_init(void) static void __exit atyfb_exit(void) { +#ifdef CONFIG_PCI pci_unregister_driver(&atyfb_driver); +#endif } module_init(atyfb_init); diff --git a/drivers/video/aty/mach64_accel.c b/drivers/video/aty/mach64_accel.c index c98f4a442134..1490e5e1c232 100644 --- a/drivers/video/aty/mach64_accel.c +++ b/drivers/video/aty/mach64_accel.c @@ -200,8 +200,6 @@ void atyfb_copyarea(struct fb_info *info, const struct fb_copyarea *area) if (!area->width || !area->height) return; if (!par->accel_flags) { - if (par->blitter_may_be_busy) - wait_for_idle(par); cfb_copyarea(info, area); return; } @@ -248,8 +246,6 @@ void atyfb_fillrect(struct fb_info *info, const struct fb_fillrect *rect) if (!rect->width || !rect->height) return; if (!par->accel_flags) { - if (par->blitter_may_be_busy) - wait_for_idle(par); cfb_fillrect(info, rect); return; } @@ -288,14 +284,10 @@ void atyfb_imageblit(struct fb_info *info, const struct fb_image *image) return; if (!par->accel_flags || (image->depth != 1 && info->var.bits_per_pixel != image->depth)) { - if (par->blitter_may_be_busy) - wait_for_idle(par); - cfb_imageblit(info, image); return; } - wait_for_idle(par); pix_width = pix_width_save = aty_ld_le32(DP_PIX_WIDTH, par); host_cntl = aty_ld_le32(HOST_CNTL, par) | HOST_BYTE_ALIGN; @@ -425,8 +417,6 @@ void atyfb_imageblit(struct fb_info *info, const struct fb_image *image) } } - wait_for_idle(par); - /* restore pix_width */ wait_for_fifo(1, par); aty_st_le32(DP_PIX_WIDTH, pix_width_save, par); diff --git a/drivers/video/aty/mach64_cursor.c b/drivers/video/aty/mach64_cursor.c index ad8b7496f853..2a7f381c330f 100644 --- a/drivers/video/aty/mach64_cursor.c +++ b/drivers/video/aty/mach64_cursor.c @@ -66,11 +66,6 @@ static const u8 cursor_bits_lookup[16] = { 0x01, 0x41, 0x11, 0x51, 0x05, 0x45, 0x15, 0x55 }; -static const u8 cursor_mask_lookup[16] = { - 0xaa, 0x2a, 0x8a, 0x0a, 0xa2, 0x22, 0x82, 0x02, - 0xa8, 0x28, 0x88, 0x08, 0xa0, 0x20, 0x80, 0x00 -}; - static int atyfb_cursor(struct fb_info *info, struct fb_cursor *cursor) { struct atyfb_par *par = (struct atyfb_par *) info->par; @@ -130,13 +125,13 @@ static int atyfb_cursor(struct fb_info *info, struct fb_cursor *cursor) fg_idx = cursor->image.fg_color; bg_idx = cursor->image.bg_color; - fg = (info->cmap.red[fg_idx] << 24) | - (info->cmap.green[fg_idx] << 16) | - (info->cmap.blue[fg_idx] << 8) | 15; + fg = ((info->cmap.red[fg_idx] & 0xff) << 24) | + ((info->cmap.green[fg_idx] & 0xff) << 16) | + ((info->cmap.blue[fg_idx] & 0xff) << 8) | 0xff; - bg = (info->cmap.red[bg_idx] << 24) | - (info->cmap.green[bg_idx] << 16) | - (info->cmap.blue[bg_idx] << 8); + bg = ((info->cmap.red[bg_idx] & 0xff) << 24) | + ((info->cmap.green[bg_idx] & 0xff) << 16) | + ((info->cmap.blue[bg_idx] & 0xff) << 8); wait_for_fifo(2, par); aty_st_le32(CUR_CLR0, bg, par); @@ -166,19 +161,17 @@ static int atyfb_cursor(struct fb_info *info, struct fb_cursor *cursor) switch (cursor->rop) { case ROP_XOR: // Upper 4 bits of mask data - fb_writeb(cursor_mask_lookup[m >> 4 ] | - cursor_bits_lookup[(b ^ m) >> 4], dst++); + fb_writeb(cursor_bits_lookup[(b ^ m) >> 4], dst++); // Lower 4 bits of mask - fb_writeb(cursor_mask_lookup[m & 0x0f ] | - cursor_bits_lookup[(b ^ m) & 0x0f], dst++); + fb_writeb(cursor_bits_lookup[(b ^ m) & 0x0f], + dst++); break; case ROP_COPY: // Upper 4 bits of mask data - fb_writeb(cursor_mask_lookup[m >> 4 ] | - cursor_bits_lookup[(b & m) >> 4], dst++); + fb_writeb(cursor_bits_lookup[(b & m) >> 4], dst++); // Lower 4 bits of mask - fb_writeb(cursor_mask_lookup[m & 0x0f ] | - cursor_bits_lookup[(b & m) & 0x0f], dst++); + fb_writeb(cursor_bits_lookup[(b & m) & 0x0f], + dst++); break; } } @@ -194,7 +187,7 @@ static int atyfb_cursor(struct fb_info *info, struct fb_cursor *cursor) return 0; } -int __init aty_init_cursor(struct fb_info *info) +int __devinit aty_init_cursor(struct fb_info *info) { unsigned long addr; diff --git a/drivers/video/aty/radeon_backlight.c b/drivers/video/aty/radeon_backlight.c new file mode 100644 index 000000000000..1755dddf1899 --- /dev/null +++ b/drivers/video/aty/radeon_backlight.c @@ -0,0 +1,247 @@ +/* + * Backlight code for ATI Radeon based graphic cards + * + * Copyright (c) 2000 Ani Joshi <ajoshi@kernel.crashing.org> + * Copyright (c) 2003 Benjamin Herrenschmidt <benh@kernel.crashing.org> + * Copyright (c) 2006 Michael Hanselmann <linux-kernel@hansmi.ch> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include "radeonfb.h" +#include <linux/backlight.h> + +#ifdef CONFIG_PMAC_BACKLIGHT +#include <asm/backlight.h> +#endif + +#define MAX_RADEON_LEVEL 0xFF + +static struct backlight_properties radeon_bl_data; + +struct radeon_bl_privdata { + struct radeonfb_info *rinfo; + uint8_t negative; +}; + +static int radeon_bl_get_level_brightness(struct radeon_bl_privdata *pdata, + int level) +{ + struct fb_info *info = pdata->rinfo->info; + int rlevel; + + mutex_lock(&info->bl_mutex); + + /* Get and convert the value */ + rlevel = pdata->rinfo->info->bl_curve[level] * + FB_BACKLIGHT_MAX / MAX_RADEON_LEVEL; + + mutex_unlock(&info->bl_mutex); + + if (rlevel < 0) + rlevel = 0; + else if (rlevel > MAX_RADEON_LEVEL) + rlevel = MAX_RADEON_LEVEL; + + if (pdata->negative) + rlevel = MAX_RADEON_LEVEL - rlevel; + + return rlevel; +} + +static int radeon_bl_update_status(struct backlight_device *bd) +{ + struct radeon_bl_privdata *pdata = class_get_devdata(&bd->class_dev); + struct radeonfb_info *rinfo = pdata->rinfo; + u32 lvds_gen_cntl, tmpPixclksCntl; + int level; + + if (rinfo->mon1_type != MT_LCD) + return 0; + + /* We turn off the LCD completely instead of just dimming the + * backlight. This provides some greater power saving and the display + * is useless without backlight anyway. + */ + if (bd->props->power != FB_BLANK_UNBLANK || + bd->props->fb_blank != FB_BLANK_UNBLANK) + level = 0; + else + level = bd->props->brightness; + + del_timer_sync(&rinfo->lvds_timer); + radeon_engine_idle(); + + lvds_gen_cntl = INREG(LVDS_GEN_CNTL); + if (level > 0) { + lvds_gen_cntl &= ~LVDS_DISPLAY_DIS; + if (!(lvds_gen_cntl & LVDS_BLON) || !(lvds_gen_cntl & LVDS_ON)) { + lvds_gen_cntl |= (rinfo->init_state.lvds_gen_cntl & LVDS_DIGON); + lvds_gen_cntl |= LVDS_BLON | LVDS_EN; + OUTREG(LVDS_GEN_CNTL, lvds_gen_cntl); + lvds_gen_cntl &= ~LVDS_BL_MOD_LEVEL_MASK; + lvds_gen_cntl |= + (radeon_bl_get_level_brightness(pdata, level) << + LVDS_BL_MOD_LEVEL_SHIFT); + lvds_gen_cntl |= LVDS_ON; + lvds_gen_cntl |= (rinfo->init_state.lvds_gen_cntl & LVDS_BL_MOD_EN); + rinfo->pending_lvds_gen_cntl = lvds_gen_cntl; + mod_timer(&rinfo->lvds_timer, + jiffies + msecs_to_jiffies(rinfo->panel_info.pwr_delay)); + } else { + lvds_gen_cntl &= ~LVDS_BL_MOD_LEVEL_MASK; + lvds_gen_cntl |= + (radeon_bl_get_level_brightness(pdata, level) << + LVDS_BL_MOD_LEVEL_SHIFT); + OUTREG(LVDS_GEN_CNTL, lvds_gen_cntl); + } + rinfo->init_state.lvds_gen_cntl &= ~LVDS_STATE_MASK; + rinfo->init_state.lvds_gen_cntl |= rinfo->pending_lvds_gen_cntl + & LVDS_STATE_MASK; + } else { + /* Asic bug, when turning off LVDS_ON, we have to make sure + RADEON_PIXCLK_LVDS_ALWAYS_ON bit is off + */ + tmpPixclksCntl = INPLL(PIXCLKS_CNTL); + if (rinfo->is_mobility || rinfo->is_IGP) + OUTPLLP(PIXCLKS_CNTL, 0, ~PIXCLK_LVDS_ALWAYS_ONb); + lvds_gen_cntl &= ~(LVDS_BL_MOD_LEVEL_MASK | LVDS_BL_MOD_EN); + lvds_gen_cntl |= (radeon_bl_get_level_brightness(pdata, 0) << + LVDS_BL_MOD_LEVEL_SHIFT); + lvds_gen_cntl |= LVDS_DISPLAY_DIS; + OUTREG(LVDS_GEN_CNTL, lvds_gen_cntl); + udelay(100); + lvds_gen_cntl &= ~(LVDS_ON | LVDS_EN); + OUTREG(LVDS_GEN_CNTL, lvds_gen_cntl); + lvds_gen_cntl &= ~(LVDS_DIGON); + rinfo->pending_lvds_gen_cntl = lvds_gen_cntl; + mod_timer(&rinfo->lvds_timer, + jiffies + msecs_to_jiffies(rinfo->panel_info.pwr_delay)); + if (rinfo->is_mobility || rinfo->is_IGP) + OUTPLL(PIXCLKS_CNTL, tmpPixclksCntl); + } + rinfo->init_state.lvds_gen_cntl &= ~LVDS_STATE_MASK; + rinfo->init_state.lvds_gen_cntl |= (lvds_gen_cntl & LVDS_STATE_MASK); + + return 0; +} + +static int radeon_bl_get_brightness(struct backlight_device *bd) +{ + return bd->props->brightness; +} + +static struct backlight_properties radeon_bl_data = { + .owner = THIS_MODULE, + .get_brightness = radeon_bl_get_brightness, + .update_status = radeon_bl_update_status, + .max_brightness = (FB_BACKLIGHT_LEVELS - 1), +}; + +void radeonfb_bl_init(struct radeonfb_info *rinfo) +{ + struct backlight_device *bd; + struct radeon_bl_privdata *pdata; + char name[12]; + + if (rinfo->mon1_type != MT_LCD) + return; + +#ifdef CONFIG_PMAC_BACKLIGHT + if (!pmac_has_backlight_type("ati") && + !pmac_has_backlight_type("mnca")) + return; +#endif + + pdata = kmalloc(sizeof(struct radeon_bl_privdata), GFP_KERNEL); + if (!pdata) { + printk("radeonfb: Memory allocation failed\n"); + goto error; + } + + snprintf(name, sizeof(name), "radeonbl%d", rinfo->info->node); + + bd = backlight_device_register(name, pdata, &radeon_bl_data); + if (IS_ERR(bd)) { + rinfo->info->bl_dev = NULL; + printk("radeonfb: Backlight registration failed\n"); + goto error; + } + + pdata->rinfo = rinfo; + + /* Pardon me for that hack... maybe some day we can figure out in what + * direction backlight should work on a given panel? + */ + pdata->negative = + (rinfo->family != CHIP_FAMILY_RV200 && + rinfo->family != CHIP_FAMILY_RV250 && + rinfo->family != CHIP_FAMILY_RV280 && + rinfo->family != CHIP_FAMILY_RV350); + +#ifdef CONFIG_PMAC_BACKLIGHT + pdata->negative = pdata->negative || + machine_is_compatible("PowerBook4,3") || + machine_is_compatible("PowerBook6,3") || + machine_is_compatible("PowerBook6,5"); +#endif + + mutex_lock(&rinfo->info->bl_mutex); + rinfo->info->bl_dev = bd; + fb_bl_default_curve(rinfo->info, 0, + 63 * FB_BACKLIGHT_MAX / MAX_RADEON_LEVEL, + 217 * FB_BACKLIGHT_MAX / MAX_RADEON_LEVEL); + mutex_unlock(&rinfo->info->bl_mutex); + + up(&bd->sem); + bd->props->brightness = radeon_bl_data.max_brightness; + bd->props->power = FB_BLANK_UNBLANK; + bd->props->update_status(bd); + down(&bd->sem); + +#ifdef CONFIG_PMAC_BACKLIGHT + mutex_lock(&pmac_backlight_mutex); + if (!pmac_backlight) + pmac_backlight = bd; + mutex_unlock(&pmac_backlight_mutex); +#endif + + printk("radeonfb: Backlight initialized (%s)\n", name); + + return; + +error: + kfree(pdata); + return; +} + +void radeonfb_bl_exit(struct radeonfb_info *rinfo) +{ +#ifdef CONFIG_PMAC_BACKLIGHT + mutex_lock(&pmac_backlight_mutex); +#endif + + mutex_lock(&rinfo->info->bl_mutex); + if (rinfo->info->bl_dev) { + struct radeon_bl_privdata *pdata; + +#ifdef CONFIG_PMAC_BACKLIGHT + if (pmac_backlight == rinfo->info->bl_dev) + pmac_backlight = NULL; +#endif + + pdata = class_get_devdata(&rinfo->info->bl_dev->class_dev); + backlight_device_unregister(rinfo->info->bl_dev); + kfree(pdata); + rinfo->info->bl_dev = NULL; + + printk("radeonfb: Backlight unloaded\n"); + } + mutex_unlock(&rinfo->info->bl_mutex); + +#ifdef CONFIG_PMAC_BACKLIGHT + mutex_unlock(&pmac_backlight_mutex); +#endif +} diff --git a/drivers/video/aty/radeon_base.c b/drivers/video/aty/radeon_base.c index 387a18a47ac2..51b78f8de949 100644 --- a/drivers/video/aty/radeon_base.c +++ b/drivers/video/aty/radeon_base.c @@ -52,7 +52,6 @@ #define RADEON_VERSION "0.2.0" -#include <linux/config.h> #include <linux/module.h> #include <linux/moduleparam.h> #include <linux/kernel.h> @@ -78,10 +77,6 @@ #include <asm/pci-bridge.h> #include "../macmodes.h" -#ifdef CONFIG_PMAC_BACKLIGHT -#include <asm/backlight.h> -#endif - #ifdef CONFIG_BOOTX_TEXT #include <asm/btext.h> #endif @@ -277,20 +272,6 @@ static int nomtrr = 0; * prototypes */ - -#ifdef CONFIG_PPC_OF - -#ifdef CONFIG_PMAC_BACKLIGHT -static int radeon_set_backlight_enable(int on, int level, void *data); -static int radeon_set_backlight_level(int level, void *data); -static struct backlight_controller radeon_backlight_controller = { - radeon_set_backlight_enable, - radeon_set_backlight_level -}; -#endif /* CONFIG_PMAC_BACKLIGHT */ - -#endif /* CONFIG_PPC_OF */ - static void radeon_unmap_ROM(struct radeonfb_info *rinfo, struct pci_dev *dev) { if (!rinfo->bios_seg) @@ -1913,116 +1894,6 @@ static int __devinit radeon_set_fbinfo (struct radeonfb_info *rinfo) return 0; } - -#ifdef CONFIG_PMAC_BACKLIGHT - -/* TODO: Dbl check these tables, we don't go up to full ON backlight - * in these, possibly because we noticed MacOS doesn't, but I'd prefer - * having some more official numbers from ATI - */ -static int backlight_conv_m6[] = { - 0xff, 0xc0, 0xb5, 0xaa, 0x9f, 0x94, 0x89, 0x7e, - 0x73, 0x68, 0x5d, 0x52, 0x47, 0x3c, 0x31, 0x24 -}; -static int backlight_conv_m7[] = { - 0x00, 0x3f, 0x4a, 0x55, 0x60, 0x6b, 0x76, 0x81, - 0x8c, 0x97, 0xa2, 0xad, 0xb8, 0xc3, 0xce, 0xd9 -}; - -#define BACKLIGHT_LVDS_OFF -#undef BACKLIGHT_DAC_OFF - -/* We turn off the LCD completely instead of just dimming the backlight. - * This provides some greater power saving and the display is useless - * without backlight anyway. - */ -static int radeon_set_backlight_enable(int on, int level, void *data) -{ - struct radeonfb_info *rinfo = (struct radeonfb_info *)data; - u32 lvds_gen_cntl, tmpPixclksCntl; - int* conv_table; - - if (rinfo->mon1_type != MT_LCD) - return 0; - - /* Pardon me for that hack... maybe some day we can figure - * out in what direction backlight should work on a given - * panel ? - */ - if ((rinfo->family == CHIP_FAMILY_RV200 || - rinfo->family == CHIP_FAMILY_RV250 || - rinfo->family == CHIP_FAMILY_RV280 || - rinfo->family == CHIP_FAMILY_RV350) && - !machine_is_compatible("PowerBook4,3") && - !machine_is_compatible("PowerBook6,3") && - !machine_is_compatible("PowerBook6,5")) - conv_table = backlight_conv_m7; - else - conv_table = backlight_conv_m6; - - del_timer_sync(&rinfo->lvds_timer); - radeon_engine_idle(); - - lvds_gen_cntl = INREG(LVDS_GEN_CNTL); - if (on && (level > BACKLIGHT_OFF)) { - lvds_gen_cntl &= ~LVDS_DISPLAY_DIS; - if (!(lvds_gen_cntl & LVDS_BLON) || !(lvds_gen_cntl & LVDS_ON)) { - lvds_gen_cntl |= (rinfo->init_state.lvds_gen_cntl & LVDS_DIGON); - lvds_gen_cntl |= LVDS_BLON | LVDS_EN; - OUTREG(LVDS_GEN_CNTL, lvds_gen_cntl); - lvds_gen_cntl &= ~LVDS_BL_MOD_LEVEL_MASK; - lvds_gen_cntl |= (conv_table[level] << - LVDS_BL_MOD_LEVEL_SHIFT); - lvds_gen_cntl |= LVDS_ON; - lvds_gen_cntl |= (rinfo->init_state.lvds_gen_cntl & LVDS_BL_MOD_EN); - rinfo->pending_lvds_gen_cntl = lvds_gen_cntl; - mod_timer(&rinfo->lvds_timer, - jiffies + msecs_to_jiffies(rinfo->panel_info.pwr_delay)); - } else { - lvds_gen_cntl &= ~LVDS_BL_MOD_LEVEL_MASK; - lvds_gen_cntl |= (conv_table[level] << - LVDS_BL_MOD_LEVEL_SHIFT); - OUTREG(LVDS_GEN_CNTL, lvds_gen_cntl); - } - rinfo->init_state.lvds_gen_cntl &= ~LVDS_STATE_MASK; - rinfo->init_state.lvds_gen_cntl |= rinfo->pending_lvds_gen_cntl - & LVDS_STATE_MASK; - } else { - /* Asic bug, when turning off LVDS_ON, we have to make sure - RADEON_PIXCLK_LVDS_ALWAYS_ON bit is off - */ - tmpPixclksCntl = INPLL(PIXCLKS_CNTL); - if (rinfo->is_mobility || rinfo->is_IGP) - OUTPLLP(PIXCLKS_CNTL, 0, ~PIXCLK_LVDS_ALWAYS_ONb); - lvds_gen_cntl &= ~(LVDS_BL_MOD_LEVEL_MASK | LVDS_BL_MOD_EN); - lvds_gen_cntl |= (conv_table[0] << - LVDS_BL_MOD_LEVEL_SHIFT); - lvds_gen_cntl |= LVDS_DISPLAY_DIS; - OUTREG(LVDS_GEN_CNTL, lvds_gen_cntl); - udelay(100); - lvds_gen_cntl &= ~(LVDS_ON | LVDS_EN); - OUTREG(LVDS_GEN_CNTL, lvds_gen_cntl); - lvds_gen_cntl &= ~(LVDS_DIGON); - rinfo->pending_lvds_gen_cntl = lvds_gen_cntl; - mod_timer(&rinfo->lvds_timer, - jiffies + msecs_to_jiffies(rinfo->panel_info.pwr_delay)); - if (rinfo->is_mobility || rinfo->is_IGP) - OUTPLL(PIXCLKS_CNTL, tmpPixclksCntl); - } - rinfo->init_state.lvds_gen_cntl &= ~LVDS_STATE_MASK; - rinfo->init_state.lvds_gen_cntl |= (lvds_gen_cntl & LVDS_STATE_MASK); - - return 0; -} - - -static int radeon_set_backlight_level(int level, void *data) -{ - return radeon_set_backlight_enable(1, level, data); -} -#endif /* CONFIG_PMAC_BACKLIGHT */ - - /* * This reconfigure the card's internal memory map. In theory, we'd like * to setup the card's memory at the same address as it's PCI bus address, @@ -2477,14 +2348,7 @@ static int __devinit radeonfb_pci_register (struct pci_dev *pdev, MTRR_TYPE_WRCOMB, 1); #endif -#ifdef CONFIG_PMAC_BACKLIGHT - if (rinfo->mon1_type == MT_LCD) { - register_backlight_controller(&radeon_backlight_controller, - rinfo, "ati"); - register_backlight_controller(&radeon_backlight_controller, - rinfo, "mnca"); - } -#endif + radeonfb_bl_init(rinfo); printk ("radeonfb (%s): %s\n", pci_name(rinfo->pdev), rinfo->name); @@ -2514,7 +2378,6 @@ err_release_pci0: err_release_fb: framebuffer_release(info); err_disable: - pci_disable_device(pdev); err_out: return ret; } @@ -2528,7 +2391,8 @@ static void __devexit radeonfb_pci_unregister (struct pci_dev *pdev) if (!rinfo) return; - + + radeonfb_bl_exit(rinfo); radeonfb_pm_exit(rinfo); if (rinfo->mon1_EDID) @@ -2570,7 +2434,6 @@ static void __devexit radeonfb_pci_unregister (struct pci_dev *pdev) #endif fb_dealloc_cmap(&info->cmap); framebuffer_release(info); - pci_disable_device(pdev); } diff --git a/drivers/video/aty/radeon_i2c.c b/drivers/video/aty/radeon_i2c.c index a9d0414e4655..9aaca58c074a 100644 --- a/drivers/video/aty/radeon_i2c.c +++ b/drivers/video/aty/radeon_i2c.c @@ -1,4 +1,3 @@ -#include <linux/config.h> #include <linux/module.h> #include <linux/kernel.h> #include <linux/sched.h> diff --git a/drivers/video/aty/radeonfb.h b/drivers/video/aty/radeonfb.h index 217e00ab4a2d..38657b2d10eb 100644 --- a/drivers/video/aty/radeonfb.h +++ b/drivers/video/aty/radeonfb.h @@ -1,7 +1,6 @@ #ifndef __RADEONFB_H__ #define __RADEONFB_H__ -#include <linux/config.h> #include <linux/module.h> #include <linux/kernel.h> #include <linux/sched.h> @@ -382,7 +381,7 @@ struct radeonfb_info { /* Note about this function: we have some rare cases where we must not schedule, * this typically happen with our special "wake up early" hook which allows us to * wake up the graphic chip (and thus get the console back) before everything else - * on some machines that support that mecanism. At this point, interrupts are off + * on some machines that support that mechanism. At this point, interrupts are off * and scheduling is not permitted */ static inline void _radeon_msleep(struct radeonfb_info *rinfo, unsigned long ms) @@ -625,4 +624,13 @@ extern int radeon_screen_blank(struct radeonfb_info *rinfo, int blank, int mode_ extern void radeon_write_mode (struct radeonfb_info *rinfo, struct radeon_regs *mode, int reg_only); +/* Backlight functions */ +#ifdef CONFIG_FB_RADEON_BACKLIGHT +extern void radeonfb_bl_init(struct radeonfb_info *rinfo); +extern void radeonfb_bl_exit(struct radeonfb_info *rinfo); +#else +static inline void radeonfb_bl_init(struct radeonfb_info *rinfo) {} +static inline void radeonfb_bl_exit(struct radeonfb_info *rinfo) {} +#endif + #endif /* __RADEONFB_H__ */ |