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authorJon Dufresne <jon.dufresne@gmail.com>2008-10-15 22:03:49 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-10-16 11:21:44 -0700
commit1a3b09dc9aeaaab25ff736c2443df423a8fb655e (patch)
tree10fd0e86dfd9aabc6d74a20ef2eeed05c20dba68 /drivers
parentc1fd1c0764e1a399ccb12e2d261603fe96d2e420 (diff)
fbmon: fix EDID parser to detect interlace modes
The current EDID parser in the linux kernel ignores interlace modes. The patch looks for the edid interlace flag and adjusts the vertical resolution if it is found. Signed-off-by: Jon Dufresne <jon.dufresne@gmail.com> Cc: Krzysztof Helt <krzysztof.h1@poczta.fm> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/video/fbmon.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/video/fbmon.c b/drivers/video/fbmon.c
index 6a0aa180c26..5c1a2c01778 100644
--- a/drivers/video/fbmon.c
+++ b/drivers/video/fbmon.c
@@ -564,7 +564,13 @@ static void get_detailed_timing(unsigned char *block,
mode->sync |= FB_SYNC_VERT_HIGH_ACT;
mode->refresh = PIXEL_CLOCK/((H_ACTIVE + H_BLANKING) *
(V_ACTIVE + V_BLANKING));
- mode->vmode = 0;
+ if (INTERLACED) {
+ mode->yres *= 2;
+ mode->upper_margin *= 2;
+ mode->lower_margin *= 2;
+ mode->vsync_len *= 2;
+ mode->vmode |= FB_VMODE_INTERLACED;
+ }
mode->flag = FB_MODE_IS_DETAILED;
DPRINTK(" %d MHz ", PIXEL_CLOCK/1000000);