From: Rob Clark <robdclark@gmail.com>
Date: Fri, 14 Nov 2014 22:12:59 +0000 (-0500)
Subject: drm/atomic: rip out unnecessary locking checks
X-Git-Tag: v3.19-rc1~73^2~66
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=db88362884b6c78f920c5ad03860295b9a224433;p=platform%2Fkernel%2Flinux-exynos.git

drm/atomic: rip out unnecessary locking checks

For async commit, it is *intentional* that those locks are not held.

Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Rob Clark <robdclark@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
---

diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c
index c0a07cb..fad2b93 100644
--- a/drivers/gpu/drm/drm_atomic_helper.c
+++ b/drivers/gpu/drm/drm_atomic_helper.c
@@ -1006,8 +1006,6 @@ void drm_atomic_helper_commit_planes(struct drm_device *dev,
 		if (!crtc)
 			continue;
 
-		WARN_ON(!drm_modeset_is_locked(&crtc->mutex));
-
 		funcs = crtc->helper_private;
 
 		if (!funcs || !funcs->atomic_begin)
@@ -1023,8 +1021,6 @@ void drm_atomic_helper_commit_planes(struct drm_device *dev,
 		if (!plane)
 			continue;
 
-		WARN_ON(!drm_modeset_is_locked(&plane->mutex));
-
 		funcs = plane->helper_private;
 
 		if (!funcs || !funcs->atomic_update)