From: Rob Clark robdclark@chromium.org
Signed-off-by: Rob Clark robdclark@chromium.org --- drivers/gpu/drm/msm/msm_gem.c | 4 +--- drivers/gpu/drm/msm/msm_gem.h | 16 +++++----------- drivers/gpu/drm/msm/msm_gem_submit.c | 4 ++-- drivers/gpu/drm/msm/msm_gpu.c | 2 +- 4 files changed, 9 insertions(+), 17 deletions(-)
diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c index ff8ca257bdc6..210bf5c9c2dd 100644 --- a/drivers/gpu/drm/msm/msm_gem.c +++ b/drivers/gpu/drm/msm/msm_gem.c @@ -955,9 +955,9 @@ static void free_object(struct msm_gem_object *msm_obj) put_pages(obj); }
+ msm_gem_unlock(obj); drm_gem_object_release(obj);
- msm_gem_unlock(obj); kfree(msm_obj); }
@@ -1029,8 +1029,6 @@ static int msm_gem_new_impl(struct drm_device *dev, if (!msm_obj) return -ENOMEM;
- mutex_init(&msm_obj->lock); - msm_obj->flags = flags; msm_obj->madv = MSM_MADV_WILLNEED;
diff --git a/drivers/gpu/drm/msm/msm_gem.h b/drivers/gpu/drm/msm/msm_gem.h index 744889436a98..ec01f35ce57b 100644 --- a/drivers/gpu/drm/msm/msm_gem.h +++ b/drivers/gpu/drm/msm/msm_gem.h @@ -85,7 +85,6 @@ struct msm_gem_object { * an IOMMU. Also used for stolen/splashscreen buffer. */ struct drm_mm_node *vram_node; - struct mutex lock; /* Protects resources associated with bo */
char name[32]; /* Identifier to print for the debugfs files */
@@ -156,36 +155,31 @@ void msm_gem_describe_objects(struct list_head *list, struct seq_file *m); 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); + dma_resv_lock(obj->resv, NULL); }
static inline bool __must_check msm_gem_trylock(struct drm_gem_object *obj) { - struct msm_gem_object *msm_obj = to_msm_bo(obj); - return mutex_trylock_recursive(&msm_obj->lock) == MUTEX_TRYLOCK_SUCCESS; + return dma_resv_trylock(obj->resv); }
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); + return dma_resv_lock_interruptible(obj->resv, NULL); }
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); + dma_resv_unlock(obj->resv); }
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); + return dma_resv_is_locked(obj->resv); }
static inline bool is_active(struct msm_gem_object *msm_obj) diff --git a/drivers/gpu/drm/msm/msm_gem_submit.c b/drivers/gpu/drm/msm/msm_gem_submit.c index a9422d043bfe..35b7d9d06850 100644 --- a/drivers/gpu/drm/msm/msm_gem_submit.c +++ b/drivers/gpu/drm/msm/msm_gem_submit.c @@ -215,7 +215,7 @@ static void submit_unlock_unpin_bo(struct msm_gem_submit *submit, struct msm_gem_object *msm_obj = submit->bos[i].obj;
if (submit->bos[i].flags & BO_PINNED) - msm_gem_unpin_iova(&msm_obj->base, submit->aspace); + msm_gem_unpin_iova_locked(&msm_obj->base, submit->aspace);
if (submit->bos[i].flags & BO_LOCKED) dma_resv_unlock(msm_obj->base.resv); @@ -318,7 +318,7 @@ static int submit_pin_objects(struct msm_gem_submit *submit) uint64_t iova;
/* if locking succeeded, pin bo: */ - ret = msm_gem_get_and_pin_iova(&msm_obj->base, + ret = msm_gem_get_and_pin_iova_locked(&msm_obj->base, submit->aspace, &iova);
if (ret) diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c index 55d16489d0f3..dbd9020713e5 100644 --- a/drivers/gpu/drm/msm/msm_gpu.c +++ b/drivers/gpu/drm/msm/msm_gpu.c @@ -784,7 +784,7 @@ void msm_gpu_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit)
/* submit takes a reference to the bo and iova until retired: */ drm_gem_object_get(&msm_obj->base); - msm_gem_get_and_pin_iova(&msm_obj->base, submit->aspace, &iova); + msm_gem_get_and_pin_iova_locked(&msm_obj->base, submit->aspace, &iova);
if (submit->bos[i].flags & MSM_SUBMIT_BO_WRITE) dma_resv_add_excl_fence(drm_obj->resv, submit->fence);