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(parent: 49f936f) | patch
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)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 1 Mar 2012 00:33:39 +0000 (16:33 -0800)
commitfe12043438bcd8c739e286977c8f44ff87483c62
treef035437b0f9bfb6e6e7d19840bb7eefcdfa6fc1atree | snapshot
parent49f936fe90802f0923f47d28f755c83d358feac9commit | diff
drm/radeon/kms: fix MSI re-arm on rv370+

commit b7f5b7dec3d539a84734f2bcb7e53fbb1532a40b upstream.

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>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/gpu/drm/radeon/r100.c diff | blob | history
drivers/gpu/drm/radeon/rs600.c diff | blob | history
Domain: System / Uncategorized;