diff mbox

drm: Drop mode_config.mutex from get_resources ioctl

Message ID 1466512868-9182-1-git-send-email-daniel.vetter@ffwll.ch (mailing list archive)
State New, archived
Headers show

Commit Message

Daniel Vetter June 21, 2016, 12:41 p.m. UTC 
The only thing this protected is the connector_list, which is
now protected differently.

v2: Also remove comment (Chris).

Cc: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---
 drivers/gpu/drm/drm_crtc.c | 4 ----
 1 file changed, 4 deletions(-)
diff mbox

Patch

diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 13c3bacc6b51..f8931b82865a 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -1904,9 +1904,6 @@  int drm_mode_getresources(struct drm_device *dev, void *data,
 	card_res->count_fbs = fb_count;
 	mutex_unlock(&file_priv->fbs_lock);
 
-	/* mode_config.mutex protects the connector list against e.g. DP MST
-	 * connector hot-adding. CRTC/Plane lists are invariant. */
-	mutex_lock(&dev->mode_config.mutex);
 	card_res->max_height = dev->mode_config.max_height;
 	card_res->min_height = dev->mode_config.min_height;
 	card_res->max_width = dev->mode_config.max_width;
@@ -1961,7 +1958,6 @@  int drm_mode_getresources(struct drm_device *dev, void *data,
 	card_res->count_connectors = connector_count;
 
 out:
-	mutex_unlock(&dev->mode_config.mutex);
 	return ret;
 }