3.0-stable review patch. If anyone has any objections, please let us know.
------------------ hotplug handler From: Alex Deucher <alexander.deuc...@amd.com> commit 73104b5cfe3067d68f2c2de3f3d4d4964c55873e upstream. If we get a hotplug event on an connector that is off, don't attempt to turn it on or off, it should already be off. Fixes: https://bugzilla.redhat.com/show_bug.cgi?id=728228 Signed-off-by: Alex Deucher <alexander.deuc...@amd.com> Signed-off-by: Dave Airlie <airl...@redhat.com> Signed-off-by: Greg Kroah-Hartman <gre...@suse.de> --- drivers/gpu/drm/radeon/radeon_connectors.c | 4 ++++ 1 file changed, 4 insertions(+) --- a/drivers/gpu/drm/radeon/radeon_connectors.c +++ b/drivers/gpu/drm/radeon/radeon_connectors.c @@ -60,6 +60,10 @@ void radeon_connector_hotplug(struct drm radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd); + /* if the connector is already off, don't turn it back on */ + if (connector->dpms != DRM_MODE_DPMS_ON) + return; + /* powering up/down the eDP panel generates hpd events which * can interfere with modesetting. */ _______________________________________________ stable mailing list stable@linux.kernel.org http://linux.kernel.org/mailman/listinfo/stable
