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(parent: ce56ba7) | patch
drm/radeon/kms: add retry limits for native DP aux defer
authorAlex Deucher <alexander.deucher@amd.com>
Mon, 3 Oct 2011 13:13:46 +0000 (09:13 -0400)
committerDave Airlie <airlied@redhat.com>
Mon, 3 Oct 2011 17:37:31 +0000 (18:37 +0100)
commitee93b69abed3e6ead6b6f2c8a94bfe0f13c3f04e
treee2fb38f42845db6a31a532611e1f4e4dd164bc12tree | snapshot
parentce56ba7a354f28ed2d6d0399cacd5772ed2495e5commit | diff
drm/radeon/kms: add retry limits for native DP aux defer

The previous code could potentially loop forever.  Limit
the number of DP aux defer retries to 4 for native aux
transactions, same as i2c over aux transactions.

Noticed by: Brad Campbell <lists2009@fnarfbargle.com>

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: Brad Campbell <lists2009@fnarfbargle.com>
Cc: stable@kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
drivers/gpu/drm/radeon/atombios_dp.c diff | blob | history
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