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authorMaarten Lankhorst <maarten.lankhorst@linux.intel.com>2017-07-11 17:33:13 +0300
committerDaniel Vetter <daniel.vetter@ffwll.ch>2017-07-26 14:22:43 +0300
commit8a39374ef8b849dfd18e7d8dd52ef8ffee0f1042 (patch)
treeb499b89ed2b8cba299a14ced6cbc27a1107d7f05
parentd68bc0e75a7194a3d7e738705a7d54e66a06d75f (diff)
downloadlinux-8a39374ef8b849dfd18e7d8dd52ef8ffee0f1042.tar.xz
drm/atomic: Add __must_check to drm_atomic_helper_swap_state.
Now that all drivers check the return value, convert swap_state to __must_check. This is done separately to force build warnings if we missed a driver. Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Link: http://patchwork.freedesktop.org/patch/msgid/20170711143314.2148-12-maarten.lankhorst@linux.intel.com Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch> Reviewed-by: Sean Paul <seanpaul@chromium.org> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
-rw-r--r--include/drm/drm_atomic_helper.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/drm/drm_atomic_helper.h b/include/drm/drm_atomic_helper.h
index 547480692470..b464d4aeef82 100644
--- a/include/drm/drm_atomic_helper.h
+++ b/include/drm/drm_atomic_helper.h
@@ -86,7 +86,8 @@ void
drm_atomic_helper_disable_planes_on_crtc(struct drm_crtc_state *old_crtc_state,
bool atomic);
-int drm_atomic_helper_swap_state(struct drm_atomic_state *state, bool stall);
+int __must_check drm_atomic_helper_swap_state(struct drm_atomic_state *state,
+ bool stall);
/* nonblocking commit helpers */
int drm_atomic_helper_setup_commit(struct drm_atomic_state *state,