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(parent: 70570b2) | patch
drm/radeon/r5xx-r7xx: wait for the MC to settle after MC blackout
authorAlex Deucher <alexander.deucher@amd.com>
Thu, 31 Jan 2013 14:01:59 +0000 (09:01 -0500)
committerAlex Deucher <alexander.deucher@amd.com>
Thu, 31 Jan 2013 21:13:42 +0000 (16:13 -0500)
commit54d84c8ecdd6894dc010a4cb9c43246449986740
tree2d42e5ce39688d8035ee4c25a2bb1ff3fea01ce5tree | snapshot
parent70570b20c5972e611af1ee7375fbc75a69cc40b5commit | diff
drm/radeon/r5xx-r7xx: wait for the MC to settle after MC blackout

Some chips seem to need a little delay after blacking out
the MC before the requests actually stop. Stop DMAR errors
reported by Shuah Khan.

Reported-by: Shuah Khan <shuahkhan@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/radeon/rv515.c diff | blob | history
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