diff options
author | John W. Linville <linville@tuxdriver.com> | 2012-09-07 15:07:55 -0400 |
---|---|---|
committer | John W. Linville <linville@tuxdriver.com> | 2012-09-07 15:07:55 -0400 |
commit | fac805f8c198092de9a2842efd7f5022e2937b18 (patch) | |
tree | 7557809c373f97a343c427d8fded0696060394ce /drivers/video/aty/aty128fb.c | |
parent | 2461c7d60f9f3821274e4acf9019cba8b82c94b5 (diff) | |
parent | f10723841e624c0726c70356b31d91befed01dd6 (diff) |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless
Diffstat (limited to 'drivers/video/aty/aty128fb.c')
-rw-r--r-- | drivers/video/aty/aty128fb.c | 180 |
1 files changed, 101 insertions, 79 deletions
diff --git a/drivers/video/aty/aty128fb.c b/drivers/video/aty/aty128fb.c index b0b2ac33534..747442d2c0f 100644 --- a/drivers/video/aty/aty128fb.c +++ b/drivers/video/aty/aty128fb.c @@ -90,7 +90,8 @@ #undef DEBUG #ifdef DEBUG -#define DBG(fmt, args...) printk(KERN_DEBUG "aty128fb: %s " fmt, __func__, ##args); +#define DBG(fmt, args...) \ + printk(KERN_DEBUG "aty128fb: %s " fmt, __func__, ##args); #else #define DBG(fmt, args...) #endif @@ -449,8 +450,9 @@ static int aty128_decode_var(struct fb_var_screeninfo *var, struct aty128fb_par *par); #if 0 static void __devinit aty128_get_pllinfo(struct aty128fb_par *par, - void __iomem *bios); -static void __devinit __iomem *aty128_map_ROM(struct pci_dev *pdev, const struct aty128fb_par *par); + void __iomem *bios); +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); @@ -779,7 +781,8 @@ static u32 depth_to_dst(u32 depth) #ifndef __sparc__ -static void __iomem * __devinit 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; @@ -811,13 +814,14 @@ static void __iomem * __devinit aty128_map_ROM(const struct aty128fb_par *par, s /* Look for the PCI data to check the ROM type */ dptr = BIOS_IN16(0x18); - /* Check the PCI data signature. If it's wrong, we still assume a normal x86 ROM - * for now, until I've verified this works everywhere. The goal here is more - * to phase out Open Firmware images. + /* Check the PCI data signature. If it's wrong, we still assume a normal + * x86 ROM for now, until I've verified this works everywhere. + * The goal here is more to phase out Open Firmware images. * - * Currently, we only look at the first PCI data, we could iteratre and deal with - * them all, and we should use fb_bios_start relative to start of image and not - * relative start of ROM, but so far, I never found a dual-image ATI card + * Currently, we only look at the first PCI data, we could iteratre and + * deal with them all, and we should use fb_bios_start relative to start + * of image and not relative start of ROM, but so far, I never found a + * dual-image ATI card. * * typedef struct { * u32 signature; + 0x00 @@ -852,7 +856,8 @@ static void __iomem * __devinit aty128_map_ROM(const struct aty128fb_par *par, s printk(KERN_INFO "aty128fb: Found HP PA-RISC ROM Image\n"); goto failed; default: - printk(KERN_INFO "aty128fb: Found unknown type %d ROM Image\n", rom_type); + printk(KERN_INFO "aty128fb: Found unknown type %d ROM Image\n", + rom_type); goto failed; } anyway: @@ -863,7 +868,8 @@ static void __iomem * __devinit aty128_map_ROM(const struct aty128fb_par *par, s return NULL; } -static void __devinit 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; @@ -1247,10 +1253,13 @@ static int aty128_crtc_to_var(const struct aty128_crtc *crtc, static void aty128_set_crt_enable(struct aty128fb_par *par, int on) { if (on) { - aty_st_le32(CRTC_EXT_CNTL, aty_ld_le32(CRTC_EXT_CNTL) | CRT_CRTC_ON); - aty_st_le32(DAC_CNTL, (aty_ld_le32(DAC_CNTL) | DAC_PALETTE2_SNOOP_EN)); + aty_st_le32(CRTC_EXT_CNTL, aty_ld_le32(CRTC_EXT_CNTL) | + CRT_CRTC_ON); + aty_st_le32(DAC_CNTL, (aty_ld_le32(DAC_CNTL) | + DAC_PALETTE2_SNOOP_EN)); } else - aty_st_le32(CRTC_EXT_CNTL, aty_ld_le32(CRTC_EXT_CNTL) & ~CRT_CRTC_ON); + aty_st_le32(CRTC_EXT_CNTL, aty_ld_le32(CRTC_EXT_CNTL) & + ~CRT_CRTC_ON); } static void aty128_set_lcd_enable(struct aty128fb_par *par, int on) @@ -1281,7 +1290,8 @@ static void aty128_set_lcd_enable(struct aty128fb_par *par, int on) } } -static void aty128_set_pll(struct aty128_pll *pll, const struct aty128fb_par *par) +static void aty128_set_pll(struct aty128_pll *pll, + const struct aty128fb_par *par) { u32 div3; @@ -1366,7 +1376,8 @@ static int aty128_var_to_pll(u32 period_in_ps, struct aty128_pll *pll, } -static int aty128_pll_to_var(const struct aty128_pll *pll, struct fb_var_screeninfo *var) +static int aty128_pll_to_var(const struct aty128_pll *pll, + struct fb_var_screeninfo *var) { var->pixclock = 100000000 / pll->vclk; @@ -1512,7 +1523,8 @@ static int aty128fb_set_par(struct fb_info *info) * encode/decode the User Defined Part of the Display */ -static int aty128_decode_var(struct fb_var_screeninfo *var, struct aty128fb_par *par) +static int aty128_decode_var(struct fb_var_screeninfo *var, + struct aty128fb_par *par) { int err; struct aty128_crtc crtc; @@ -1559,7 +1571,8 @@ static int aty128_encode_var(struct fb_var_screeninfo *var, } -static int aty128fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) +static int aty128fb_check_var(struct fb_var_screeninfo *var, + struct fb_info *info) { struct aty128fb_par par; int err; @@ -1575,7 +1588,8 @@ static int aty128fb_check_var(struct fb_var_screeninfo *var, struct fb_info *inf /* * Pan or Wrap the Display */ -static int aty128fb_pan_display(struct fb_var_screeninfo *var, struct fb_info *fb) +static int aty128fb_pan_display(struct fb_var_screeninfo *var, + struct fb_info *fb) { struct aty128fb_par *par = fb->par; u32 xoffset, yoffset; @@ -1594,7 +1608,8 @@ static int aty128fb_pan_display(struct fb_var_screeninfo *var, struct fb_info *f par->crtc.xoffset = xoffset; par->crtc.yoffset = yoffset; - offset = ((yoffset * par->crtc.vxres + xoffset)*(par->crtc.bpp >> 3)) & ~7; + offset = ((yoffset * par->crtc.vxres + xoffset) * (par->crtc.bpp >> 3)) + & ~7; if (par->crtc.bpp == 24) offset += 8 * (offset % 3); /* Must be multiple of 8 and 3 */ @@ -1620,11 +1635,13 @@ static void aty128_st_pal(u_int regno, u_int red, u_int green, u_int blue, * do mirroring */ - aty_st_le32(DAC_CNTL, aty_ld_le32(DAC_CNTL) | DAC_PALETTE_ACCESS_CNTL); + aty_st_le32(DAC_CNTL, aty_ld_le32(DAC_CNTL) | + DAC_PALETTE_ACCESS_CNTL); aty_st_8(PALETTE_INDEX, regno); aty_st_le32(PALETTE_DATA, (red<<16)|(green<<8)|blue); #endif - aty_st_le32(DAC_CNTL, aty_ld_le32(DAC_CNTL) & ~DAC_PALETTE_ACCESS_CNTL); + aty_st_le32(DAC_CNTL, aty_ld_le32(DAC_CNTL) & + ~DAC_PALETTE_ACCESS_CNTL); } aty_st_8(PALETTE_INDEX, regno); @@ -1753,7 +1770,8 @@ static int aty128_bl_update_status(struct backlight_device *bd) 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); + 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; @@ -1764,7 +1782,8 @@ static int aty128_bl_update_status(struct backlight_device *bd) #endif } else { reg &= ~LVDS_BL_MOD_LEVEL_MASK; - reg |= (aty128_bl_get_level_brightness(par, 0) << LVDS_BL_MOD_LEVEL_SHIFT); + 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); @@ -1869,7 +1888,8 @@ static void aty128_early_resume(void *data) } #endif /* CONFIG_PPC_PMAC */ -static int __devinit 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; @@ -1887,7 +1907,8 @@ static int __devinit aty128_init(struct pci_dev *pdev, const struct pci_device_i /* range check to make sure */ if (ent->driver_data < ARRAY_SIZE(r128_family)) - strlcat(video_card, r128_family[ent->driver_data], sizeof(video_card)); + strlcat(video_card, r128_family[ent->driver_data], + sizeof(video_card)); printk(KERN_INFO "aty128fb: %s [chip rev 0x%x] ", video_card, chip_rev); @@ -1911,11 +1932,11 @@ static int __devinit aty128_init(struct pci_dev *pdev, const struct pci_device_i /* Indicate sleep capability */ if (par->chip_gen == rage_M3) { pmac_call_feature(PMAC_FTR_DEVICE_CAN_WAKE, NULL, 0, 1); -#if 0 /* Disable the early video resume hack for now as it's causing problems, among - * others we now rely on the PCI core restoring the config space for us, which - * isn't the case with that hack, and that code path causes various things to - * be called with interrupts off while they shouldn't. I'm leaving the code in - * as it can be useful for debugging purposes +#if 0 /* Disable the early video resume hack for now as it's causing problems, + * among others we now rely on the PCI core restoring the config space + * for us, which isn't the case with that hack, and that code path causes + * various things to be called with interrupts off while they shouldn't. + * I'm leaving the code in as it can be useful for debugging purposes */ pmac_set_early_video_resume(aty128_early_resume, par); #endif @@ -1953,11 +1974,11 @@ static int __devinit aty128_init(struct pci_dev *pdev, const struct pci_device_i default_vmode = VMODE_1152_768_60; if (default_cmode > 16) - default_cmode = CMODE_32; + default_cmode = CMODE_32; else if (default_cmode > 8) - default_cmode = CMODE_16; + default_cmode = CMODE_16; else - default_cmode = CMODE_8; + default_cmode = CMODE_8; if (mac_vmode_to_var(default_vmode, default_cmode, &var)) var = default_var; @@ -2018,7 +2039,8 @@ static int __devinit aty128_init(struct pci_dev *pdev, const struct pci_device_i #ifdef CONFIG_PCI /* register a card ++ajoshi */ -static int __devinit 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; @@ -2318,39 +2340,39 @@ static inline void aty128_rectcopy(int srcx, int srcy, int dstx, int dsty, u_int width, u_int height, struct fb_info_aty128 *par) { - u32 save_dp_datatype, save_dp_cntl, dstval; - - if (!width || !height) - return; - - dstval = depth_to_dst(par->current_par.crtc.depth); - if (dstval == DST_24BPP) { - srcx *= 3; - dstx *= 3; - width *= 3; - } else if (dstval == -EINVAL) { - printk("aty128fb: invalid depth or RGBA\n"); - return; - } - - wait_for_fifo(2, par); - save_dp_datatype = aty_ld_le32(DP_DATATYPE); - save_dp_cntl = aty_ld_le32(DP_CNTL); - - wait_for_fifo(6, par); - aty_st_le32(SRC_Y_X, (srcy << 16) | srcx); - aty_st_le32(DP_MIX, ROP3_SRCCOPY | DP_SRC_RECT); - aty_st_le32(DP_CNTL, DST_X_LEFT_TO_RIGHT | DST_Y_TOP_TO_BOTTOM); - aty_st_le32(DP_DATATYPE, save_dp_datatype | dstval | SRC_DSTCOLOR); - - aty_st_le32(DST_Y_X, (dsty << 16) | dstx); - aty_st_le32(DST_HEIGHT_WIDTH, (height << 16) | width); - - par->blitter_may_be_busy = 1; - - wait_for_fifo(2, par); - aty_st_le32(DP_DATATYPE, save_dp_datatype); - aty_st_le32(DP_CNTL, save_dp_cntl); + u32 save_dp_datatype, save_dp_cntl, dstval; + + if (!width || !height) + return; + + dstval = depth_to_dst(par->current_par.crtc.depth); + if (dstval == DST_24BPP) { + srcx *= 3; + dstx *= 3; + width *= 3; + } else if (dstval == -EINVAL) { + printk("aty128fb: invalid depth or RGBA\n"); + return; + } + + wait_for_fifo(2, par); + save_dp_datatype = aty_ld_le32(DP_DATATYPE); + save_dp_cntl = aty_ld_le32(DP_CNTL); + + wait_for_fifo(6, par); + aty_st_le32(SRC_Y_X, (srcy << 16) | srcx); + aty_st_le32(DP_MIX, ROP3_SRCCOPY | DP_SRC_RECT); + aty_st_le32(DP_CNTL, DST_X_LEFT_TO_RIGHT | DST_Y_TOP_TO_BOTTOM); + aty_st_le32(DP_DATATYPE, save_dp_datatype | dstval | SRC_DSTCOLOR); + + aty_st_le32(DST_Y_X, (dsty << 16) | dstx); + aty_st_le32(DST_HEIGHT_WIDTH, (height << 16) | width); + + par->blitter_may_be_busy = 1; + + wait_for_fifo(2, par); + aty_st_le32(DP_DATATYPE, save_dp_datatype); + aty_st_le32(DP_CNTL, save_dp_cntl); } @@ -2358,17 +2380,17 @@ static inline void aty128_rectcopy(int srcx, int srcy, int dstx, int dsty, * Text mode accelerated functions */ -static void fbcon_aty128_bmove(struct display *p, int sy, int sx, int dy, int dx, - int height, int width) +static void fbcon_aty128_bmove(struct display *p, int sy, int sx, int dy, + int dx, int height, int width) { - sx *= fontwidth(p); - sy *= fontheight(p); - dx *= fontwidth(p); - dy *= fontheight(p); - width *= fontwidth(p); - height *= fontheight(p); - - aty128_rectcopy(sx, sy, dx, dy, width, height, + sx *= fontwidth(p); + sy *= fontheight(p); + dx *= fontwidth(p); + dy *= fontheight(p); + width *= fontwidth(p); + height *= fontheight(p); + + aty128_rectcopy(sx, sy, dx, dy, width, height, (struct fb_info_aty128 *)p->fb_info); } #endif /* 0 */ |