xf86-video-intel: src/sna/sna_display.c
Chris Wilson
ickle at kemper.freedesktop.org
Fri Aug 9 06:56:52 PDT 2013
src/sna/sna_display.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
New commits:
commit 821b34f5db2936394e8969b15c1cdd5144acf6e3
Author: Chris Wilson <chris at chris-wilson.co.uk>
Date: Fri Aug 9 14:55:09 2013 +0100
sna: Squelch a "valid" mode without a dotclock
There is yet another race in drm initialisation where X is starting long
before the drm device is completely ready, and is being told that the
output has a valid mode, but with bogus settings. Ignore it, and hope it
comes to its senses later on.
Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
diff --git a/src/sna/sna_display.c b/src/sna/sna_display.c
index f86d93d..ad93d04 100644
--- a/src/sna/sna_display.c
+++ b/src/sna/sna_display.c
@@ -3034,7 +3034,7 @@ static bool sna_probe_initial_configuration(struct sna *sna)
DBG(("%s: CRTC:%d, pipe=%d: has mode?=%d\n", __FUNCTION__,
sna_crtc->id, sna_crtc->pipe, mode.mode_valid));
- if (!mode.mode_valid)
+ if (!mode.mode_valid || mode.mode.clock == 0)
continue;
memset(&crtc->desiredMode, 0, sizeof(crtc->desiredMode));
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