diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_drv.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.h | 36 |
1 files changed, 27 insertions, 9 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 50781cbe74d0..db67bec15ef2 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2185,8 +2185,8 @@ struct drm_i915_gem_object_ops { * being released or under memory pressure (where we attempt to * reap pages for the shrinker). */ - int (*get_pages)(struct drm_i915_gem_object *); - void (*put_pages)(struct drm_i915_gem_object *); + struct sg_table *(*get_pages)(struct drm_i915_gem_object *); + void (*put_pages)(struct drm_i915_gem_object *, struct sg_table *); int (*dmabuf_export)(struct drm_i915_gem_object *); void (*release)(struct drm_i915_gem_object *); @@ -2321,8 +2321,6 @@ struct drm_i915_gem_object { struct i915_gem_userptr { uintptr_t ptr; unsigned read_only :1; - unsigned workers :4; -#define I915_GEM_USERPTR_MAX_WORKERS 15 struct i915_mm_struct *mm; struct i915_mmu_object *mmu_object; @@ -2384,6 +2382,19 @@ __deprecated extern void drm_gem_object_unreference_unlocked(struct drm_gem_object *); static inline bool +i915_gem_object_is_dead(const struct drm_i915_gem_object *obj) +{ + return atomic_read(&obj->base.refcount.refcount) == 0; +} + +#if IS_ENABLED(CONFIG_LOCKDEP) +#define lockdep_assert_held_unless(lock, cond) \ + GEM_BUG_ON(debug_locks && !lockdep_is_held(lock) && !(cond)) +#else +#define lockdep_assert_held_unless(lock, cond) +#endif + +static inline bool i915_gem_object_has_struct_page(const struct drm_i915_gem_object *obj) { return obj->ops->flags & I915_GEM_OBJECT_HAS_STRUCT_PAGE; @@ -3211,6 +3222,8 @@ dma_addr_t i915_gem_object_get_dma_address(struct drm_i915_gem_object *obj, unsigned long n); +void __i915_gem_object_set_pages(struct drm_i915_gem_object *obj, + struct sg_table *pages); int __i915_gem_object_get_pages(struct drm_i915_gem_object *obj); static inline int __must_check @@ -3227,7 +3240,8 @@ i915_gem_object_pin_pages(struct drm_i915_gem_object *obj) static inline void __i915_gem_object_pin_pages(struct drm_i915_gem_object *obj) { - lockdep_assert_held(&obj->base.dev->struct_mutex); + lockdep_assert_held_unless(&obj->base.dev->struct_mutex, + i915_gem_object_is_dead(obj)); GEM_BUG_ON(!obj->mm.pages); obj->mm.pages_pin_count++; @@ -3242,7 +3256,8 @@ i915_gem_object_has_pinned_pages(struct drm_i915_gem_object *obj) static inline void __i915_gem_object_unpin_pages(struct drm_i915_gem_object *obj) { - lockdep_assert_held(&obj->base.dev->struct_mutex); + lockdep_assert_held_unless(&obj->base.dev->struct_mutex, + i915_gem_object_is_dead(obj)); GEM_BUG_ON(!i915_gem_object_has_pinned_pages(obj)); GEM_BUG_ON(!obj->mm.pages); @@ -3255,7 +3270,8 @@ static inline void i915_gem_object_unpin_pages(struct drm_i915_gem_object *obj) __i915_gem_object_unpin_pages(obj); } -int __i915_gem_object_put_pages(struct drm_i915_gem_object *obj); +void __i915_gem_object_put_pages(struct drm_i915_gem_object *obj); +void __i915_gem_object_invalidate(struct drm_i915_gem_object *obj); enum i915_map_type { I915_MAP_WB = 0, @@ -3480,8 +3496,10 @@ i915_vma_unpin_fence(struct i915_vma *vma) void i915_gem_restore_fences(struct drm_device *dev); void i915_gem_detect_bit_6_swizzle(struct drm_device *dev); -void i915_gem_object_do_bit_17_swizzle(struct drm_i915_gem_object *obj); -void i915_gem_object_save_bit_17_swizzle(struct drm_i915_gem_object *obj); +void i915_gem_object_do_bit_17_swizzle(struct drm_i915_gem_object *obj, + struct sg_table *pages); +void i915_gem_object_save_bit_17_swizzle(struct drm_i915_gem_object *obj, + struct sg_table *pages); /* i915_gem_context.c */ int __must_check i915_gem_context_init(struct drm_device *dev); |