X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=drivers%2Fvideo%2Ffbmon.c;h=fc7965b66775983a97d62d10ab7805c475e0eb73;hb=1207069f6f8f3d1b71641fdaa6cc04fca6fff9f5;hp=713226cdf3c6b7a7ce0a247447d1909d05e57396;hpb=abf914208a1e120446ea4f9bc26406bd3a4579e1;p=powerpc.git diff --git a/drivers/video/fbmon.c b/drivers/video/fbmon.c index 713226cdf3..fc7965b667 100644 --- a/drivers/video/fbmon.c +++ b/drivers/video/fbmon.c @@ -538,25 +538,12 @@ static struct fb_videomode *fb_create_modedb(unsigned char *edid, int *dbsize) *dbsize = 0; - DPRINTK(" Supported VESA Modes\n"); - block = edid + ESTABLISHED_TIMING_1; - num += get_est_timing(block, &mode[num]); - - DPRINTK(" Standard Timings\n"); - block = edid + STD_TIMING_DESCRIPTIONS_START; - for (i = 0; i < STD_TIMING; i++, block += STD_TIMING_DESCRIPTION_SIZE) - num += get_std_timing(block, &mode[num]); - DPRINTK(" Detailed Timings\n"); block = edid + DETAILED_TIMING_DESCRIPTIONS_START; for (i = 0; i < 4; i++, block+= DETAILED_TIMING_DESCRIPTION_SIZE) { int first = 1; - if (block[0] == 0x00 && block[1] == 0x00) { - if (block[3] == 0xfa) { - num += get_dst_timing(block + 5, &mode[num]); - } - } else { + if (!(block[0] == 0x00 && block[1] == 0x00)) { get_detailed_timing(block, &mode[num]); if (first) { mode[num].flag |= FB_MODE_IS_FIRST; @@ -565,6 +552,21 @@ static struct fb_videomode *fb_create_modedb(unsigned char *edid, int *dbsize) num++; } } + + DPRINTK(" Supported VESA Modes\n"); + block = edid + ESTABLISHED_TIMING_1; + num += get_est_timing(block, &mode[num]); + + DPRINTK(" Standard Timings\n"); + block = edid + STD_TIMING_DESCRIPTIONS_START; + for (i = 0; i < STD_TIMING; i++, block += STD_TIMING_DESCRIPTION_SIZE) + num += get_std_timing(block, &mode[num]); + + block = edid + DETAILED_TIMING_DESCRIPTIONS_START; + for (i = 0; i < 4; i++, block+= DETAILED_TIMING_DESCRIPTION_SIZE) { + if (block[0] == 0x00 && block[1] == 0x00 && block[3] == 0xfa) + num += get_dst_timing(block + 5, &mode[num]); + } /* Yikes, EDID data is totally useless */ if (!num) { @@ -827,7 +829,7 @@ int fb_parse_edid(unsigned char *edid, struct fb_var_screeninfo *var) void fb_edid_to_monspecs(unsigned char *edid, struct fb_monspecs *specs) { unsigned char *block; - int i; + int i, found = 0; if (edid == NULL) return; @@ -869,6 +871,22 @@ void fb_edid_to_monspecs(unsigned char *edid, struct fb_monspecs *specs) get_monspecs(edid, specs); specs->modedb = fb_create_modedb(edid, &specs->modedb_len); + + /* + * Workaround for buggy EDIDs that sets that the first + * detailed timing is preferred but has not detailed + * timing specified + */ + for (i = 0; i < specs->modedb_len; i++) { + if (specs->modedb[i].flag & FB_MODE_IS_DETAILED) { + found = 1; + break; + } + } + + if (!found) + specs->misc &= ~FB_MISC_1ST_DETAIL; + DPRINTK("========================================\n"); }