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(parent: 26f16cb) | patch
drm/radeon: do a posting read in r100_set_irq
authorAlex Deucher <alexander.deucher@amd.com>
Tue, 3 Mar 2015 01:36:26 +0000 (20:36 -0500)
committerSasha Levin <sasha.levin@oracle.com>
Sat, 28 Mar 2015 13:23:13 +0000 (09:23 -0400)
commit226c62843fd105aab30f901182eca7ec39dcb683
tree6adcb3995650353ade43dc5d24665e5e3de6debetree
parent26f16cbdfdcf23b50be938f97ab581196e7bc73dcommit | diff
drm/radeon: do a posting read in r100_set_irq

[ Upstream commit f957063fee6392bb9365370db6db74dc0b2dce0a ]

To make sure the writes go through the pci bridge.

bug:
https://bugzilla.kernel.org/show_bug.cgi?id=90741

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
drivers/gpu/drm/radeon/r100.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git