diff options
Diffstat (limited to 'drivers/gpu/drm/msm/msm_gem.h')
| -rw-r--r-- | drivers/gpu/drm/msm/msm_gem.h | 123 |
1 files changed, 12 insertions, 111 deletions
diff --git a/drivers/gpu/drm/msm/msm_gem.h b/drivers/gpu/drm/msm/msm_gem.h index 432032ad4aed..c4844cf3a585 100644 --- a/drivers/gpu/drm/msm/msm_gem.h +++ b/drivers/gpu/drm/msm/msm_gem.h @@ -94,16 +94,6 @@ struct msm_gem_object { uint8_t madv; /** - * Is object on inactive_dontneed list (ie. counted in priv->shrinkable_count)? - */ - bool dontneed : 1; - - /** - * Is object evictable (ie. counted in priv->evictable_count)? - */ - bool evictable : 1; - - /** * count of active vmap'ing */ uint8_t vmap_count; @@ -114,17 +104,6 @@ struct msm_gem_object { */ struct list_head node; - /** - * An object is either: - * inactive - on priv->inactive_dontneed or priv->inactive_willneed - * (depending on purgeability status) - * active - on one one of the gpu's active_list.. well, at - * least for now we don't have (I don't think) hw sync between - * 2d and 3d one devices which have both, meaning we need to - * block on submit if a bo is already on other ring - */ - struct list_head mm_list; - struct page **pages; struct sg_table *sgt; void *vaddr; @@ -138,7 +117,6 @@ struct msm_gem_object { char name[32]; /* Identifier to print for the debugfs files */ - int active_count; int pin_count; }; #define to_msm_bo(x) container_of(x, struct msm_gem_object, base) @@ -159,8 +137,8 @@ int msm_gem_get_and_pin_iova(struct drm_gem_object *obj, struct msm_gem_address_space *aspace, uint64_t *iova); void msm_gem_unpin_iova(struct drm_gem_object *obj, struct msm_gem_address_space *aspace); -struct page **msm_gem_get_pages(struct drm_gem_object *obj); -void msm_gem_put_pages(struct drm_gem_object *obj); +struct page **msm_gem_pin_pages(struct drm_gem_object *obj); +void msm_gem_unpin_pages(struct drm_gem_object *obj); int msm_gem_dumb_create(struct drm_file *file, struct drm_device *dev, struct drm_mode_create_dumb *args); int msm_gem_dumb_map_offset(struct drm_file *file, struct drm_device *dev, @@ -171,8 +149,7 @@ void *msm_gem_get_vaddr_active(struct drm_gem_object *obj); void msm_gem_put_vaddr_locked(struct drm_gem_object *obj); void msm_gem_put_vaddr(struct drm_gem_object *obj); int msm_gem_madvise(struct drm_gem_object *obj, unsigned madv); -void msm_gem_active_get(struct drm_gem_object *obj, struct msm_gpu *gpu); -void msm_gem_active_put(struct drm_gem_object *obj); +bool msm_gem_active(struct drm_gem_object *obj); int msm_gem_cpu_prep(struct drm_gem_object *obj, uint32_t op, ktime_t *timeout); int msm_gem_cpu_fini(struct drm_gem_object *obj); int msm_gem_new_handle(struct drm_device *dev, struct drm_file *file, @@ -208,12 +185,6 @@ msm_gem_lock(struct drm_gem_object *obj) dma_resv_lock(obj->resv, NULL); } -static inline bool __must_check -msm_gem_trylock(struct drm_gem_object *obj) -{ - return dma_resv_trylock(obj->resv); -} - static inline int msm_gem_lock_interruptible(struct drm_gem_object *obj) { @@ -226,8 +197,8 @@ msm_gem_unlock(struct drm_gem_object *obj) dma_resv_unlock(obj->resv); } -static inline bool -msm_gem_is_locked(struct drm_gem_object *obj) +static inline void +msm_gem_assert_locked(struct drm_gem_object *obj) { /* * Destroying the object is a special case.. msm_gem_free_object() @@ -241,13 +212,10 @@ msm_gem_is_locked(struct drm_gem_object *obj) * Unfortunately lockdep is not aware of this detail. So when the * refcount drops to zero, we pretend it is already locked. */ - return dma_resv_is_locked(obj->resv) || (kref_read(&obj->refcount) == 0); -} - -static inline bool is_active(struct msm_gem_object *msm_obj) -{ - GEM_WARN_ON(!msm_gem_is_locked(&msm_obj->base)); - return msm_obj->active_count; + lockdep_assert_once( + (kref_read(&obj->refcount) == 0) || + (lockdep_is_held(&obj->resv->lock.base) != LOCK_STATE_NOT_HELD) + ); } /* imported/exported objects are not purgeable: */ @@ -264,81 +232,15 @@ static inline bool is_purgeable(struct msm_gem_object *msm_obj) static inline bool is_vunmapable(struct msm_gem_object *msm_obj) { - GEM_WARN_ON(!msm_gem_is_locked(&msm_obj->base)); + msm_gem_assert_locked(&msm_obj->base); return (msm_obj->vmap_count == 0) && msm_obj->vaddr; } -static inline void mark_purgeable(struct msm_gem_object *msm_obj) -{ - struct msm_drm_private *priv = msm_obj->base.dev->dev_private; - - GEM_WARN_ON(!mutex_is_locked(&priv->mm_lock)); - - if (is_unpurgeable(msm_obj)) - return; - - if (GEM_WARN_ON(msm_obj->dontneed)) - return; - - priv->shrinkable_count += msm_obj->base.size >> PAGE_SHIFT; - msm_obj->dontneed = true; -} - -static inline void mark_unpurgeable(struct msm_gem_object *msm_obj) -{ - struct msm_drm_private *priv = msm_obj->base.dev->dev_private; - - GEM_WARN_ON(!mutex_is_locked(&priv->mm_lock)); - - if (is_unpurgeable(msm_obj)) - return; - - if (GEM_WARN_ON(!msm_obj->dontneed)) - return; - - priv->shrinkable_count -= msm_obj->base.size >> PAGE_SHIFT; - GEM_WARN_ON(priv->shrinkable_count < 0); - msm_obj->dontneed = false; -} - static inline bool is_unevictable(struct msm_gem_object *msm_obj) { return is_unpurgeable(msm_obj) || msm_obj->vaddr; } -static inline void mark_evictable(struct msm_gem_object *msm_obj) -{ - struct msm_drm_private *priv = msm_obj->base.dev->dev_private; - - WARN_ON(!mutex_is_locked(&priv->mm_lock)); - - if (is_unevictable(msm_obj)) - return; - - if (WARN_ON(msm_obj->evictable)) - return; - - priv->evictable_count += msm_obj->base.size >> PAGE_SHIFT; - msm_obj->evictable = true; -} - -static inline void mark_unevictable(struct msm_gem_object *msm_obj) -{ - struct msm_drm_private *priv = msm_obj->base.dev->dev_private; - - WARN_ON(!mutex_is_locked(&priv->mm_lock)); - - if (is_unevictable(msm_obj)) - return; - - if (WARN_ON(!msm_obj->evictable)) - return; - - priv->evictable_count -= msm_obj->base.size >> PAGE_SHIFT; - WARN_ON(priv->evictable_count < 0); - msm_obj->evictable = false; -} - void msm_gem_purge(struct drm_gem_object *obj); void msm_gem_evict(struct drm_gem_object *obj); void msm_gem_vunmap(struct drm_gem_object *obj); @@ -390,9 +292,8 @@ struct msm_gem_submit { /* make sure these don't conflict w/ MSM_SUBMIT_BO_x */ #define BO_VALID 0x8000 /* is current addr in cmdstream correct/valid? */ #define BO_LOCKED 0x4000 /* obj lock is held */ -#define BO_ACTIVE 0x2000 /* active refcnt is held */ -#define BO_OBJ_PINNED 0x1000 /* obj (pages) is pinned and on active list */ -#define BO_VMA_PINNED 0x0800 /* vma (virtual address) is pinned */ +#define BO_OBJ_PINNED 0x2000 /* obj (pages) is pinned and on active list */ +#define BO_VMA_PINNED 0x1000 /* vma (virtual address) is pinned */ uint32_t flags; union { struct msm_gem_object *obj; |