i915: fix unneeded locking in i915 LVDS get modes code.
authorDave Airlie <airlied@redhat.com>
Tue, 3 Feb 2009 09:05:12 +0000 (19:05 +1000)
committerDave Airlie <airlied@linux.ie>
Tue, 3 Feb 2009 09:05:12 +0000 (19:05 +1000)
This code is always called under the lock from the higher layers,
so need to go locking it here.

Signed-off-by: Dave Airlie <airlied@redhat.com>
drivers/gpu/drm/i915/intel_lvds.c

index b36a5214d8dfafe32767990d34cf61362e16ffb3..cf8da644faf24cb99f1fa19f2661b17e5cf43047 100644 (file)
@@ -311,10 +311,8 @@ static int intel_lvds_get_modes(struct drm_connector *connector)
        if (dev_priv->panel_fixed_mode != NULL) {
                struct drm_display_mode *mode;
 
-               mutex_lock(&dev->mode_config.mutex);
                mode = drm_mode_duplicate(dev, dev_priv->panel_fixed_mode);
                drm_mode_probed_add(connector, mode);
-               mutex_unlock(&dev->mode_config.mutex);
 
                return 1;
        }