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(parent: 6997062) | patch
drm/radeon/kms: retry aux transactions if there are status flags
authorAlex Deucher <alexander.deucher@amd.com>
Tue, 4 Oct 2011 21:23:15 +0000 (17:23 -0400)
committerMaxim Uvarov <maxim.uvarov@oracle.com>
Thu, 8 Dec 2011 19:16:14 +0000 (11:16 -0800)
commit58bd47bbccce62de7fceb48a08d904632d1b5151
tree62417784c4f3fbf9dfd4dc9a17051416ae5977bbtree
parent69970624efdbe138985ded52cec14df62d6c5496commit | diff
drm/radeon/kms: retry aux transactions if there are status flags

commit 4f332844cc87c5f99c5300f788abbe8a8c731390 upstream.

If there are error flags in the aux status, retry the transaction.
This makes aux much more reliable, especially on llano systems.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
drivers/gpu/drm/radeon/atombios_dp.c diff | blob | history
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