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(parent: 226c628) | patch
drm/radeon: do a posting read in r600_set_irq
authorAlex Deucher <alexander.deucher@amd.com>
Tue, 3 Mar 2015 01:41:31 +0000 (20:41 -0500)
committerSasha Levin <sasha.levin@oracle.com>
Sat, 28 Mar 2015 13:23:21 +0000 (09:23 -0400)
commita5f1220ce4120b18c72183908c30d3588442002a
tree6f85933e8ef7a5c7255f8bc0affbe78e0262e636tree
parent226c62843fd105aab30f901182eca7ec39dcb683commit | diff
drm/radeon: do a posting read in r600_set_irq

[ Upstream commit 9d1393f23d5656cdd5f368efd60694d4aeed81d3 ]

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/r600.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git