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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)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 11 May 2013 20:54:05 +0000 (13:54 -0700)
commitf404959ea072d99e46557bd197ff7b01d3ec718d
treef42d85cdf350d187ed7ad39932f8f9473dedf24btree
parentb38b76076dc96dc76b85e57e116867ee4dc62432commit | diff
drm/radeon: update wait_for_vblank for r1xx-r4xx

commit 2b48b968c0d00aa5ab520b65a15a4f374cda7dda upstream.

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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/gpu/drm/radeon/r100.c diff | blob | history
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