projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 8be21a64 BS |
1 | #ifndef __NOUVEAU_BO_H__ |
| 2 | #define __NOUVEAU_BO_H__ | |
| 3 | ||
| 4 | struct nouveau_channel; | |
| ebb945a9 | 5 | struct nouveau_fence; |
| 8be21a64 BS |
6 | struct nouveau_vma; |
| 7 | ||
| 8be21a64 BS |
8 | struct nouveau_bo { |
| 9 | struct ttm_buffer_object bo; | |
| 10 | struct ttm_placement placement; | |
| 11 | u32 valid_domains; | |
| 12 | u32 placements[3]; | |
| 13 | u32 busy_placements[3]; | |
| 14 | struct ttm_bo_kmap_obj kmap; | |
| 15 | struct list_head head; | |
| 16 | ||
| 17 | /* protected by ttm_bo_reserve() */ | |
| 18 | struct drm_file *reserved_by; | |
| 19 | struct list_head entry; | |
| 20 | int pbbo_index; | |
| 21 | bool validate_mapped; | |
| 22 | ||
| 23 | struct list_head vma_list; | |
| 24 | unsigned page_shift; | |
| 25 | ||
| 26 | u32 tile_mode; | |
| 27 | u32 tile_flags; | |
| ebb945a9 | 28 | struct nouveau_drm_tile *tile; |
| 8be21a64 BS |
29 | |
| 30 | struct drm_gem_object *gem; | |
| 31 | int pin_refcnt; | |
| 32 | ||
| 33 | struct ttm_bo_kmap_obj dma_buf_vmap; | |
| 34 | int vmapping_count; | |
| 35 | }; | |
| 36 | ||
| 37 | static inline struct nouveau_bo * | |
| 38 | nouveau_bo(struct ttm_buffer_object *bo) | |
| 39 | { | |
| 40 | return container_of(bo, struct nouveau_bo, bo); | |
| 41 | } | |
| 42 | ||
| 43 | static inline int | |
| 44 | nouveau_bo_ref(struct nouveau_bo *ref, struct nouveau_bo **pnvbo) | |
| 45 | { | |
| 46 | struct nouveau_bo *prev; | |
| 47 | ||
| 48 | if (!pnvbo) | |
| 49 | return -EINVAL; | |
| 50 | prev = *pnvbo; | |
| 51 | ||
| 52 | *pnvbo = ref ? nouveau_bo(ttm_bo_reference(&ref->bo)) : NULL; | |
| 53 | if (prev) { | |
| 54 | struct ttm_buffer_object *bo = &prev->bo; | |
| 55 | ||
| 56 | ttm_bo_unref(&bo); | |
| 57 | } | |
| 58 | ||
| 59 | return 0; | |
| 60 | } | |
| 61 | ||
| 62 | extern struct ttm_bo_driver nouveau_bo_driver; | |
| 63 | ||
| 64 | void nouveau_bo_move_init(struct nouveau_channel *); | |
| 65 | int nouveau_bo_new(struct drm_device *, int size, int align, u32 flags, | |
| 66 | u32 tile_mode, u32 tile_flags, struct sg_table *sg, | |
| 67 | struct nouveau_bo **); | |
| 68 | int nouveau_bo_pin(struct nouveau_bo *, u32 flags); | |
| 69 | int nouveau_bo_unpin(struct nouveau_bo *); | |
| 70 | int nouveau_bo_map(struct nouveau_bo *); | |
| 71 | void nouveau_bo_unmap(struct nouveau_bo *); | |
| 72 | void nouveau_bo_placement_set(struct nouveau_bo *, u32 type, u32 busy); | |
| 73 | u16 nouveau_bo_rd16(struct nouveau_bo *, unsigned index); | |
| 74 | void nouveau_bo_wr16(struct nouveau_bo *, unsigned index, u16 val); | |
| 75 | u32 nouveau_bo_rd32(struct nouveau_bo *, unsigned index); | |
| 76 | void nouveau_bo_wr32(struct nouveau_bo *, unsigned index, u32 val); | |
| 77 | void nouveau_bo_fence(struct nouveau_bo *, struct nouveau_fence *); | |
| 78 | int nouveau_bo_validate(struct nouveau_bo *, bool interruptible, | |
| 79 | bool no_wait_reserve, bool no_wait_gpu); | |
| 80 | ||
| 81 | struct nouveau_vma * | |
| 82 | nouveau_bo_vma_find(struct nouveau_bo *, struct nouveau_vm *); | |
| 83 | ||
| 84 | int nouveau_bo_vma_add(struct nouveau_bo *, struct nouveau_vm *, | |
| 85 | struct nouveau_vma *); | |
| 86 | void nouveau_bo_vma_del(struct nouveau_bo *, struct nouveau_vma *); | |
| 87 | ||
| ebb945a9 BS |
88 | /* TODO: submit equivalent to TTM generic API upstream? */ |
| 89 | static inline void __iomem * | |
| 90 | nvbo_kmap_obj_iovirtual(struct nouveau_bo *nvbo) | |
| 91 | { | |
| 92 | bool is_iomem; | |
| 93 | void __iomem *ioptr = (void __force __iomem *)ttm_kmap_obj_virtual( | |
| 94 | &nvbo->kmap, &is_iomem); | |
| 95 | WARN_ON_ONCE(ioptr && !is_iomem); | |
| 96 | return ioptr; | |
| 97 | } | |
| 98 | ||
| 8be21a64 | 99 | #endif |