drm/radeon: fix HD6790, HD6570 backend programming
commitdf1dadab46b1a1deec017dc4bb20c6325f6fbd23
authorJerome Glisse <jglisse@redhat.com>
Thu, 31 May 2012 23:00:24 +0000 (31 19:00 -0400)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 9 Jun 2012 15:33:02 +0000 (10 00:33 +0900)
treeec5a6fead8786a15ce4b8c525baf221fb667a1ab
parenteb7165df9c92e2b6d4b33a7a7176dbedac70404b
drm/radeon: fix HD6790, HD6570 backend programming

commit 95c4b23ec4e2fa5604df229ddf134e31d7b3b378 upstream.

Without this bit sets we get broken rendering and
lockups.

fglrx sets this bit.

Bugs that should be fixed by this patch :
https://bugs.freedesktop.org/show_bug.cgi?id=49792
https://bugzilla.kernel.org/show_bug.cgi?id=43207
https://bugs.freedesktop.org/show_bug.cgi?id=39282

Signed-off-by: Jerome Glisse <jglisse@redhat.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/gpu/drm/radeon/evergreen.c