diff options
author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2017-04-07 18:48:17 +0200 |
---|---|---|
committer | Sean Paul <seanpaul@chromium.org> | 2017-04-07 19:28:32 +0200 |
commit | 2e0641631f233b5af09f0bfeaa6220d10cad75e7 (patch) | |
tree | aa7e5a8ad03172f53cd6ec56f486770f6a3f1ab5 /drivers | |
parent | drm/vmwgfx: Fix fbdev emulation using legacy functions (diff) | |
download | linux-2e0641631f233b5af09f0bfeaa6220d10cad75e7.tar.xz linux-2e0641631f233b5af09f0bfeaa6220d10cad75e7.zip |
drm: Only take cursor locks when the cursor plane exists
I thought I've fixed this, but maybe not. Anyway, clearly broken, and
easy fix.
Cc: Tony Lindgren <tony@atomide.com>
Reported-by: Tony Lindgren <tony@atomide.com>
Fixes: b95ff0319a82 ("drm: Remove drm_modeset_(un)lock_crtc")
Cc: Harry Wentland <harry.wentland@amd.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Daniel Vetter <daniel.vetter@intel.com>
Cc: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Sean Paul <seanpaul@chromium.org>
Cc: David Airlie <airlied@linux.ie>
Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Tested-by: Tony Lindgren <tony@atomide.com>
Reviewed-by: Daniel Stone <daniels@collabora.com>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Link: http://patchwork.freedesktop.org/patch/msgid/20170407164817.28272-1-daniel.vetter@ffwll.ch
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/gpu/drm/drm_plane.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/gpu/drm/drm_plane.c b/drivers/gpu/drm/drm_plane.c index 838ca742a28b..fedd4d60d9cd 100644 --- a/drivers/gpu/drm/drm_plane.c +++ b/drivers/gpu/drm/drm_plane.c @@ -720,15 +720,15 @@ retry: ret = drm_modeset_lock(&crtc->mutex, &ctx); if (ret) goto out; - ret = drm_modeset_lock(&crtc->cursor->mutex, &ctx); - if (ret) - goto out; - /* * If this crtc has a universal cursor plane, call that plane's update * handler rather than using legacy cursor handlers. */ if (crtc->cursor) { + ret = drm_modeset_lock(&crtc->cursor->mutex, &ctx); + if (ret) + goto out; + ret = drm_mode_cursor_universal(crtc, req, file_priv, &ctx); goto out; } |