diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem_gtt.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_gtt.h | 55 |
1 files changed, 33 insertions, 22 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.h b/drivers/gpu/drm/i915/i915_gem_gtt.h index c63cc1b4c437..5134c0433abd 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.h +++ b/drivers/gpu/drm/i915/i915_gem_gtt.h @@ -182,15 +182,28 @@ struct i915_vma { void __iomem *iomap; u64 size; - unsigned int active; - struct i915_gem_active last_read[I915_NUM_ENGINES]; + unsigned int flags; + /** + * How many users have pinned this object in GTT space. The following + * users can each hold at most one reference: pwrite/pread, execbuffer + * (objects are not allowed multiple times for the same batchbuffer), + * and the framebuffer code. When switching/pageflipping, the + * framebuffer code has at most two buffers pinned per crtc. + * + * In the worst case this is 1 + 1 + 1 + 2*2 = 7. That would fit into 3 + * bits with absolutely no headroom. So use 4 bits. + */ +#define I915_VMA_PIN_MASK 0xf /** Flags and address space this VMA is bound to */ -#define GLOBAL_BIND (1<<0) -#define LOCAL_BIND (1<<1) - unsigned int bound : 4; - bool is_ggtt : 1; - bool closed : 1; +#define I915_VMA_GLOBAL_BIND BIT(5) +#define I915_VMA_LOCAL_BIND BIT(6) + +#define I915_VMA_GGTT BIT(7) +#define I915_VMA_CLOSED BIT(8) + + unsigned int active; + struct i915_gem_active last_read[I915_NUM_ENGINES]; /** * Support different GGTT views into the same object. @@ -215,20 +228,18 @@ struct i915_vma { struct hlist_node exec_node; unsigned long exec_handle; struct drm_i915_gem_exec_object2 *exec_entry; - - /** - * How many users have pinned this object in GTT space. The following - * users can each hold at most one reference: pwrite/pread, execbuffer - * (objects are not allowed multiple times for the same batchbuffer), - * and the framebuffer code. When switching/pageflipping, the - * framebuffer code has at most two buffers pinned per crtc. - * - * In the worst case this is 1 + 1 + 1 + 2*2 = 7. That would fit into 3 - * bits with absolutely no headroom. So use 4 bits. */ - unsigned int pin_count:4; -#define DRM_I915_GEM_OBJECT_MAX_PIN_COUNT 0xf }; +static inline bool i915_vma_is_ggtt(const struct i915_vma *vma) +{ + return vma->flags & I915_VMA_GGTT; +} + +static inline bool i915_vma_is_closed(const struct i915_vma *vma) +{ + return vma->flags & I915_VMA_CLOSED; +} + static inline unsigned int i915_vma_get_active(const struct i915_vma *vma) { return vma->active; @@ -625,7 +636,7 @@ i915_vma_pin(struct i915_vma *vma, u64 size, u64 alignment, u64 flags); static inline int i915_vma_pin_count(const struct i915_vma *vma) { - return vma->pin_count; + return vma->flags & I915_VMA_PIN_MASK; } static inline bool i915_vma_is_pinned(const struct i915_vma *vma) @@ -635,14 +646,14 @@ static inline bool i915_vma_is_pinned(const struct i915_vma *vma) static inline void __i915_vma_pin(struct i915_vma *vma) { - vma->pin_count++; + vma->flags++; GEM_BUG_ON(!i915_vma_is_pinned(vma)); } static inline void __i915_vma_unpin(struct i915_vma *vma) { GEM_BUG_ON(!i915_vma_is_pinned(vma)); - vma->pin_count--; + vma->flags--; } static inline void i915_vma_unpin(struct i915_vma *vma) |