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drm/radeon: update wait_for_vblank for r1xx-r4xx
authorAlex Deucher <alexander.deucher@amd.com>
Tue, 9 Apr 2013 22:32:01 +0000 (18:32 -0400)
committerAlex Deucher <alexander.deucher@amd.com>
Mon, 22 Apr 2013 14:39:05 +0000 (10:39 -0400)
commit2b48b968c0d00aa5ab520b65a15a4f374cda7dda
tree056e9f977d6f255d67df338cb1a5cbff02dc18bbtree | snapshot
parentf9df7ea33c87291365d943828bec852874f15c2fcommit | diff
drm/radeon: update wait_for_vblank for r1xx-r4xx

Properly wait for the next vblank region.  The previous
code didn't always wait long enough depending on the timing.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
drivers/gpu/drm/radeon/r100.c diff | blob | history
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