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drm/radeon/kms: fix MSI re-arm on rv370+
authorAlex Deucher <alexander.deucher@amd.com>
Mon, 13 Feb 2012 21:36:34 +0000 (16:36 -0500)
committerDave Airlie <airlied@redhat.com>
Tue, 14 Feb 2012 13:36:23 +0000 (13:36 +0000)
MSI_REARM_EN register is a write only trigger register.
There is no need RMW when re-arming.

May fix:
https://bugs.freedesktop.org/show_bug.cgi?id=41668

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
CC: stable@vger.kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>

No differences found
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