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(parent: 9cf4086) | patch
drm/radeon/evergreen+: wait for the MC to settle after MC blackout
authorAlex Deucher <alexander.deucher@amd.com>
Thu, 31 Jan 2013 14:00:52 +0000 (09:00 -0500)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 11 Feb 2013 17:04:42 +0000 (09:04 -0800)
commit83f83a00c02e221cb9b433e184990666111685cd
tree0fd1155044006bb2a1b2be39989d0e902b259c93tree | snapshot
parent9cf4086a08c444f2455f0bdd13b9d545e7c7d1facommit | diff
drm/radeon/evergreen+: wait for the MC to settle after MC blackout

commit ed39fadd6df01095378e499fac3674883f16b853 upstream.

Some chips seem to need a little delay after blacking out
the MC before the requests actually stop.

May fix:
https://bugs.freedesktop.org/show_bug.cgi?id=56139
https://bugs.freedesktop.org/show_bug.cgi?id=57567

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/gpu/drm/radeon/evergreen.c diff | blob | history
wrapfs-4.14.y