diff options
Diffstat (limited to 'drivers/video/modedb.c')
| -rw-r--r-- | drivers/video/modedb.c | 58 |
1 files changed, 38 insertions, 20 deletions
diff --git a/drivers/video/modedb.c b/drivers/video/modedb.c index 3741ad72940..42f5d76a877 100644 --- a/drivers/video/modedb.c +++ b/drivers/video/modedb.c @@ -27,7 +27,7 @@ #define DPRINTK(fmt, args...) #endif -const char *global_mode_option; +const char *fb_mode_option; /* * Standard video mode definitions (taken from XFree86) @@ -72,7 +72,7 @@ static const struct fb_videomode modedb[] = { 0, FB_VMODE_NONINTERLACED }, { /* 1152x864 @ 89 Hz interlaced, 44 kHz hsync */ - NULL, 69, 1152, 864, 15384, 96, 16, 110, 1, 216, 10, + NULL, 89, 1152, 864, 15384, 96, 16, 110, 1, 216, 10, 0, FB_VMODE_INTERLACED }, { /* 800x600 @ 72 Hz, 48.0 kHz hsync */ @@ -120,11 +120,11 @@ static const struct fb_videomode modedb[] = { 0, FB_VMODE_NONINTERLACED }, { /* 1400x1050 @ 60Hz, 63.9 kHz hsync */ - NULL, 68, 1400, 1050, 9259, 136, 40, 13, 1, 112, 3, + NULL, 60, 1400, 1050, 9259, 136, 40, 13, 1, 112, 3, 0, FB_VMODE_NONINTERLACED }, { /* 1400x1050 @ 75,107 Hz, 82,392 kHz +hsync +vsync*/ - NULL, 75, 1400, 1050, 9271, 120, 56, 13, 0, 112, 3, + NULL, 75, 1400, 1050, 7190, 120, 56, 23, 10, 112, 13, FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED }, { /* 1400x1050 @ 60 Hz, ? kHz +hsync +vsync*/ @@ -253,7 +253,7 @@ static const struct fb_videomode modedb[] = { FB_VMODE_NONINTERLACED }, { /* 1152x768, 60 Hz, PowerBook G4 Titanium I and II */ - NULL, 60, 1152, 768, 15386, 158, 26, 29, 3, 136, 6, + NULL, 60, 1152, 768, 14047, 158, 26, 29, 3, 136, 6, FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED }, { /* 1366x768, 60 Hz, 47.403 kHz hsync, WXGA 16:9 aspect ratio */ @@ -306,7 +306,7 @@ const struct fb_videomode vesa_modes[] = { FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED, FB_MODE_IS_VESA }, /* 12 1024x768i-43 VESA */ - { NULL, 53, 1024, 768, 22271, 56, 8, 41, 0, 176, 8, + { NULL, 43, 1024, 768, 22271, 56, 8, 41, 0, 176, 8, FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, FB_VMODE_INTERLACED, FB_MODE_IS_VESA }, /* 13 1024x768-60 VESA */ @@ -383,7 +383,7 @@ const struct fb_videomode vesa_modes[] = { { NULL, 60, 1920, 1440, 4273, 344, 128, 56, 1, 200, 3, FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED, FB_MODE_IS_VESA }, /* 33 1920x1440-75 VESA */ - { NULL, 60, 1920, 1440, 3367, 352, 144, 56, 1, 224, 3, + { NULL, 75, 1920, 1440, 3367, 352, 144, 56, 1, 224, 3, FB_SYNC_VERT_HIGH_ACT, FB_VMODE_NONINTERLACED, FB_MODE_IS_VESA }, }; EXPORT_SYMBOL(vesa_modes); @@ -510,7 +510,7 @@ int fb_find_mode(struct fb_var_screeninfo *var, default_bpp = 8; /* Did the user specify a video mode? */ - if (mode_option || (mode_option = global_mode_option)) { + if (mode_option || (mode_option = fb_mode_option)) { const char *name = mode_option; unsigned int namelen = strlen(name); int res_specified = 0, bpp_specified = 0, refresh_specified = 0; @@ -606,26 +606,43 @@ done: DPRINTK("Trying specified video mode%s %ix%i\n", refresh_specified ? "" : " (ignoring refresh rate)", xres, yres); - diff = refresh; + if (!refresh_specified) { + /* + * If the caller has provided a custom mode database and a + * valid monspecs structure, we look for the mode with the + * highest refresh rate. Otherwise we play it safe it and + * try to find a mode with a refresh rate closest to the + * standard 60 Hz. + */ + if (db != modedb && + info->monspecs.vfmin && info->monspecs.vfmax && + info->monspecs.hfmin && info->monspecs.hfmax && + info->monspecs.dclkmax) { + refresh = 1000; + } else { + refresh = 60; + } + } + + diff = -1; best = -1; for (i = 0; i < dbsize; i++) { - if (name_matches(db[i], name, namelen) || - (res_specified && res_matches(db[i], xres, yres))) { - if(!fb_try_mode(var, info, &db[i], bpp)) { - if(!refresh_specified || db[i].refresh == refresh) - return 1; - else { - if(diff > abs(db[i].refresh - refresh)) { - diff = abs(db[i].refresh - refresh); - best = i; - } + if ((name_matches(db[i], name, namelen) || + (res_specified && res_matches(db[i], xres, yres))) && + !fb_try_mode(var, info, &db[i], bpp)) { + if (refresh_specified && db[i].refresh == refresh) { + return 1; + } else { + if (abs(db[i].refresh - refresh) < diff) { + diff = abs(db[i].refresh - refresh); + best = i; } } } } if (best != -1) { fb_try_mode(var, info, &db[best], bpp); - return 2; + return (refresh_specified) ? 2 : 1; } diff = xres + yres; @@ -938,6 +955,7 @@ void fb_destroy_modelist(struct list_head *head) kfree(pos); } } +EXPORT_SYMBOL_GPL(fb_destroy_modelist); /** * fb_videomode_to_modelist: convert mode array to mode list |