From a6ae74c956e72c9b57f29576bd6cb7eb1ad4006c Mon Sep 17 00:00:00 2001 From: Rob Clark Date: Fri, 23 Oct 2020 09:51:03 -0700 Subject: drm/msm/gem: Add obj->lock wrappers This will make it easier to transition over to obj->resv locking for everything that is per-bo locking. Signed-off-by: Rob Clark Reviewed-by: Kristian H. Kristensen Signed-off-by: Rob Clark --- drivers/gpu/drm/msm/msm_gem.h | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) (limited to 'drivers/gpu/drm/msm/msm_gem.h') diff --git a/drivers/gpu/drm/msm/msm_gem.h b/drivers/gpu/drm/msm/msm_gem.h index a1bf741b9b89..f6482154e8bb 100644 --- a/drivers/gpu/drm/msm/msm_gem.h +++ b/drivers/gpu/drm/msm/msm_gem.h @@ -93,6 +93,34 @@ struct msm_gem_object { }; #define to_msm_bo(x) container_of(x, struct msm_gem_object, base) +static inline void +msm_gem_lock(struct drm_gem_object *obj) +{ + struct msm_gem_object *msm_obj = to_msm_bo(obj); + mutex_lock(&msm_obj->lock); +} + +static inline int +msm_gem_lock_interruptible(struct drm_gem_object *obj) +{ + struct msm_gem_object *msm_obj = to_msm_bo(obj); + return mutex_lock_interruptible(&msm_obj->lock); +} + +static inline void +msm_gem_unlock(struct drm_gem_object *obj) +{ + struct msm_gem_object *msm_obj = to_msm_bo(obj); + mutex_unlock(&msm_obj->lock); +} + +static inline bool +msm_gem_is_locked(struct drm_gem_object *obj) +{ + struct msm_gem_object *msm_obj = to_msm_bo(obj); + return mutex_is_locked(&msm_obj->lock); +} + static inline bool is_active(struct msm_gem_object *msm_obj) { return atomic_read(&msm_obj->active_count); -- cgit v1.2.3