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drm/nouveau/core: support versioned firmware loading
[linux-2.6-microblaze.git]
/
drivers
/
gpu
/
drm
/
drm_crtc.c
diff --git
a/drivers/gpu/drm/drm_crtc.c
b/drivers/gpu/drm/drm_crtc.c
index
7dabbaf
..
790ba59
100644
(file)
--- a/
drivers/gpu/drm/drm_crtc.c
+++ b/
drivers/gpu/drm/drm_crtc.c
@@
-559,6
+559,10
@@
int drm_mode_setcrtc(struct drm_device *dev, void *data,
plane = crtc->primary;
plane = crtc->primary;
+ /* allow disabling with the primary plane leased */
+ if (crtc_req->mode_valid && !drm_lease_held(file_priv, plane->base.id))
+ return -EACCES;
+
mutex_lock(&crtc->dev->mode_config.mutex);
DRM_MODESET_LOCK_ALL_BEGIN(dev, ctx,
DRM_MODESET_ACQUIRE_INTERRUPTIBLE, ret);
mutex_lock(&crtc->dev->mode_config.mutex);
DRM_MODESET_LOCK_ALL_BEGIN(dev, ctx,
DRM_MODESET_ACQUIRE_INTERRUPTIBLE, ret);