diff options
author | Ingo Molnar <mingo@elte.hu> | 2009-03-26 18:49:48 +0100 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-03-26 18:49:48 +0100 |
commit | 18ffa418aead13c56515ac74cd26105102128aca (patch) | |
tree | 2096ea8db3b2594bd25ad39a70edc691219f669b /drivers/video/atafb.c | |
parent | bzip2/lzma: make internal initramfs compression configurable (diff) | |
parent | Linux 2.6.29 (diff) | |
download | linux-18ffa418aead13c56515ac74cd26105102128aca.tar.xz linux-18ffa418aead13c56515ac74cd26105102128aca.zip |
Merge commit 'v2.6.29' into x86/setup-lzma
Diffstat (limited to 'drivers/video/atafb.c')
-rw-r--r-- | drivers/video/atafb.c | 134 |
1 files changed, 59 insertions, 75 deletions
diff --git a/drivers/video/atafb.c b/drivers/video/atafb.c index 77eb8b34fbfa..018850c116c6 100644 --- a/drivers/video/atafb.c +++ b/drivers/video/atafb.c @@ -122,7 +122,6 @@ static struct atafb_par { void *screen_base; int yres_virtual; u_long next_line; - u_long next_plane; #if defined ATAFB_TT || defined ATAFB_STE union { struct { @@ -149,6 +148,7 @@ static struct atafb_par { short mono; short ste_mode; short bpp; + u32 pseudo_palette[16]; } falcon; #endif /* Nothing needed for external mode */ @@ -614,7 +614,7 @@ static int tt_encode_fix(struct fb_fix_screeninfo *fix, struct atafb_par *par) fix->xpanstep = 0; fix->ypanstep = 1; fix->ywrapstep = 0; - fix->line_length = 0; + fix->line_length = par->next_line; fix->accel = FB_ACCEL_ATARIBLITT; return 0; } @@ -691,6 +691,7 @@ static int tt_decode_var(struct fb_var_screeninfo *var, struct atafb_par *par) return -EINVAL; par->yres_virtual = yres_virtual; par->screen_base = screen_base + var->yoffset * linelen; + par->next_line = linelen; return 0; } @@ -840,7 +841,7 @@ static int tt_detect(void) tt_dmasnd.ctrl = DMASND_CTRL_OFF; udelay(20); /* wait a while for things to settle down */ } - mono_moni = (mfp.par_dt_reg & 0x80) == 0; + mono_moni = (st_mfp.par_dt_reg & 0x80) == 0; tt_get_par(&par); tt_encode_var(&atafb_predefined[0], &par); @@ -884,10 +885,6 @@ static int vdl_prescale[4][3] = { /* Default hsync timing [mon_type] in picoseconds */ static long h_syncs[4] = { 3000000, 4875000, 4000000, 4875000 }; -#ifdef FBCON_HAS_CFB16 -static u16 fbcon_cfb16_cmap[16]; -#endif - static inline int hxx_prescale(struct falcon_hw *hw) { return hw->ste_mode ? 16 @@ -918,7 +915,7 @@ static int falcon_encode_fix(struct fb_fix_screeninfo *fix, fix->visual = FB_VISUAL_TRUECOLOR; fix->xpanstep = 2; } - fix->line_length = 0; + fix->line_length = par->next_line; fix->accel = FB_ACCEL_ATARIBLITT; return 0; } @@ -1394,14 +1391,7 @@ set_screen_base: par->screen_base = screen_base + var->yoffset * linelen; par->hw.falcon.xoffset = 0; - // FIXME!!! sort of works, no crash - //par->next_line = linelen; - //par->next_plane = yres_virtual * linelen; par->next_line = linelen; - par->next_plane = 2; - // crashes - //par->next_plane = linelen; - //par->next_line = yres_virtual * linelen; return 0; } @@ -1735,10 +1725,10 @@ static int falcon_setcolreg(unsigned int regno, unsigned int red, (((red & 0xe000) >> 13) | ((red & 0x1000) >> 12) << 8) | (((green & 0xe000) >> 13) | ((green & 0x1000) >> 12) << 4) | ((blue & 0xe000) >> 13) | ((blue & 0x1000) >> 12); -#ifdef FBCON_HAS_CFB16 - fbcon_cfb16_cmap[regno] = ((red & 0xf800) | - ((green & 0xfc00) >> 5) | - ((blue & 0xf800) >> 11)); +#ifdef ATAFB_FALCON + ((u32 *)info->pseudo_palette)[regno] = ((red & 0xf800) | + ((green & 0xfc00) >> 5) | + ((blue & 0xf800) >> 11)); #endif } return 0; @@ -1852,7 +1842,7 @@ static int stste_encode_fix(struct fb_fix_screeninfo *fix, fix->ypanstep = 0; } fix->ywrapstep = 0; - fix->line_length = 0; + fix->line_length = par->next_line; fix->accel = FB_ACCEL_ATARIBLITT; return 0; } @@ -1910,6 +1900,7 @@ static int stste_decode_var(struct fb_var_screeninfo *var, return -EINVAL; par->yres_virtual = yres_virtual; par->screen_base = screen_base + var->yoffset * linelen; + par->next_line = linelen; return 0; } @@ -2044,7 +2035,7 @@ static int stste_detect(void) tt_dmasnd.ctrl = DMASND_CTRL_OFF; udelay(20); /* wait a while for things to settle down */ } - mono_moni = (mfp.par_dt_reg & 0x80) == 0; + mono_moni = (st_mfp.par_dt_reg & 0x80) == 0; stste_get_par(&par); stste_encode_var(&atafb_predefined[0], &par); @@ -2095,20 +2086,20 @@ static void st_ovsc_switch(void) return; local_irq_save(flags); - mfp.tim_ct_b = 0x10; - mfp.active_edge |= 8; - mfp.tim_ct_b = 0; - mfp.tim_dt_b = 0xf0; - mfp.tim_ct_b = 8; - while (mfp.tim_dt_b > 1) /* TOS does it this way, don't ask why */ + st_mfp.tim_ct_b = 0x10; + st_mfp.active_edge |= 8; + st_mfp.tim_ct_b = 0; + st_mfp.tim_dt_b = 0xf0; + st_mfp.tim_ct_b = 8; + while (st_mfp.tim_dt_b > 1) /* TOS does it this way, don't ask why */ ; - new = mfp.tim_dt_b; + new = st_mfp.tim_dt_b; do { udelay(LINE_DELAY); old = new; - new = mfp.tim_dt_b; + new = st_mfp.tim_dt_b; } while (old != new); - mfp.tim_ct_b = 0x10; + st_mfp.tim_ct_b = 0x10; udelay(SYNC_DELAY); if (atari_switches & ATARI_SWITCH_OVSC_IKBD) @@ -2169,7 +2160,7 @@ static int ext_encode_fix(struct fb_fix_screeninfo *fix, struct atafb_par *par) fix->xpanstep = 0; fix->ypanstep = 0; fix->ywrapstep = 0; - fix->line_length = 0; + fix->line_length = par->next_line; return 0; } @@ -2184,6 +2175,8 @@ static int ext_decode_var(struct fb_var_screeninfo *var, struct atafb_par *par) var->xoffset > 0 || var->yoffset > 0) return -EINVAL; + + par->next_line = external_xres_virtual * external_depth / 8; return 0; } @@ -2443,42 +2436,6 @@ static void atafb_set_disp(struct fb_info *info) atafb_get_fix(&info->fix, info); info->screen_base = (void *)info->fix.smem_start; - - switch (info->fix.type) { - case FB_TYPE_INTERLEAVED_PLANES: - switch (info->var.bits_per_pixel) { - case 2: - // display->dispsw = &fbcon_iplan2p2; - break; - case 4: - // display->dispsw = &fbcon_iplan2p4; - break; - case 8: - // display->dispsw = &fbcon_iplan2p8; - break; - } - break; - case FB_TYPE_PACKED_PIXELS: - switch (info->var.bits_per_pixel) { -#ifdef FBCON_HAS_MFB - case 1: - // display->dispsw = &fbcon_mfb; - break; -#endif -#ifdef FBCON_HAS_CFB8 - case 8: - // display->dispsw = &fbcon_cfb8; - break; -#endif -#ifdef FBCON_HAS_CFB16 - case 16: - // display->dispsw = &fbcon_cfb16; - // display->dispsw_data = fbcon_cfb16_cmap; - break; -#endif - } - break; - } } static int atafb_setcolreg(u_int regno, u_int red, u_int green, u_int blue, @@ -2549,6 +2506,13 @@ static void atafb_fillrect(struct fb_info *info, const struct fb_fillrect *rect) if (!rect->width || !rect->height) return; +#ifdef ATAFB_FALCON + if (info->var.bits_per_pixel == 16) { + cfb_fillrect(info, rect); + return; + } +#endif + /* * We could use hardware clipping but on many cards you get around * hardware clipping by writing to framebuffer directly. @@ -2583,6 +2547,13 @@ static void atafb_copyarea(struct fb_info *info, const struct fb_copyarea *area) u32 dx, dy, sx, sy, width, height; int rev_copy = 0; +#ifdef ATAFB_FALCON + if (info->var.bits_per_pixel == 16) { + cfb_copyarea(info, area); + return; + } +#endif + /* clip the destination */ x2 = area->dx + area->width; y2 = area->dy + area->height; @@ -2632,6 +2603,13 @@ static void atafb_imageblit(struct fb_info *info, const struct fb_image *image) const char *src; u32 dx, dy, width, height, pitch; +#ifdef ATAFB_FALCON + if (info->var.bits_per_pixel == 16) { + cfb_imageblit(info, image); + return; + } +#endif + /* * We could use hardware clipping but on many cards you get around * hardware clipping by writing to framebuffer directly like we are @@ -2676,10 +2654,9 @@ static void atafb_imageblit(struct fb_info *info, const struct fb_image *image) src += pitch; } } else { - // only used for logo; broken - c2p(info->screen_base, image->data, dx, dy, width, height, - par->next_line, par->next_plane, image->width, - info->var.bits_per_pixel); + c2p_iplan2(info->screen_base, image->data, dx, dy, width, + height, par->next_line, image->width, + info->var.bits_per_pixel); } } @@ -3098,8 +3075,7 @@ int __init atafb_setup(char *options) int __init atafb_init(void) { - int pad; - int detected_mode; + int pad, detected_mode, error; unsigned int defmode = 0; unsigned long mem_req; @@ -3139,8 +3115,12 @@ int __init atafb_init(void) printk("atafb_init: initializing Falcon hw\n"); fbhw = &falcon_switch; atafb_ops.fb_setcolreg = &falcon_setcolreg; - request_irq(IRQ_AUTO_4, falcon_vbl_switcher, IRQ_TYPE_PRIO, - "framebuffer/modeswitch", falcon_vbl_switcher); + error = request_irq(IRQ_AUTO_4, falcon_vbl_switcher, + IRQ_TYPE_PRIO, + "framebuffer/modeswitch", + falcon_vbl_switcher); + if (error) + return error; defmode = DEFMODE_F30; break; } @@ -3225,6 +3205,10 @@ int __init atafb_init(void) // tries to read from HW which may not be initialized yet // so set sane var first, then call atafb_set_par atafb_get_var(&fb_info.var, &fb_info); + +#ifdef ATAFB_FALCON + fb_info.pseudo_palette = current_par.hw.falcon.pseudo_palette; +#endif fb_info.flags = FBINFO_FLAG_DEFAULT; if (!fb_find_mode(&fb_info.var, &fb_info, mode_option, atafb_modedb, |