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; |
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6 | struct nouveau_vma; |
| 7 | ||
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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; |
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29 | |
| 30 | struct drm_gem_object *gem; | |
| 0ae6d7bc DV |
31 | |
| 32 | /* protect by the ttm reservation lock */ | |
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33 | int pin_refcnt; |
| 34 | ||
| 35 | struct ttm_bo_kmap_obj dma_buf_vmap; | |
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36 | }; |
| 37 | ||
| 38 | static inline struct nouveau_bo * | |
| 39 | nouveau_bo(struct ttm_buffer_object *bo) | |
| 40 | { | |
| 41 | return container_of(bo, struct nouveau_bo, bo); | |
| 42 | } | |
| 43 | ||
| 44 | static inline int | |
| 45 | nouveau_bo_ref(struct nouveau_bo *ref, struct nouveau_bo **pnvbo) | |
| 46 | { | |
| 47 | struct nouveau_bo *prev; | |
| 48 | ||
| 49 | if (!pnvbo) | |
| 50 | return -EINVAL; | |
| 51 | prev = *pnvbo; | |
| 52 | ||
| 53 | *pnvbo = ref ? nouveau_bo(ttm_bo_reference(&ref->bo)) : NULL; | |
| 54 | if (prev) { | |
| 55 | struct ttm_buffer_object *bo = &prev->bo; | |
| 56 | ||
| 57 | ttm_bo_unref(&bo); | |
| 58 | } | |
| 59 | ||
| 60 | return 0; | |
| 61 | } | |
| 62 | ||
| 63 | extern struct ttm_bo_driver nouveau_bo_driver; | |
| 64 | ||
| 49981046 | 65 | void nouveau_bo_move_init(struct nouveau_drm *); |
| 8be21a64 BS |
66 | int nouveau_bo_new(struct drm_device *, int size, int align, u32 flags, |
| 67 | u32 tile_mode, u32 tile_flags, struct sg_table *sg, | |
| 68 | struct nouveau_bo **); | |
| 69 | int nouveau_bo_pin(struct nouveau_bo *, u32 flags); | |
| 70 | int nouveau_bo_unpin(struct nouveau_bo *); | |
| 71 | int nouveau_bo_map(struct nouveau_bo *); | |
| 72 | void nouveau_bo_unmap(struct nouveau_bo *); | |
| 73 | void nouveau_bo_placement_set(struct nouveau_bo *, u32 type, u32 busy); | |
| 74 | u16 nouveau_bo_rd16(struct nouveau_bo *, unsigned index); | |
| 75 | void nouveau_bo_wr16(struct nouveau_bo *, unsigned index, u16 val); | |
| 76 | u32 nouveau_bo_rd32(struct nouveau_bo *, unsigned index); | |
| 77 | void nouveau_bo_wr32(struct nouveau_bo *, unsigned index, u32 val); | |
| 78 | void nouveau_bo_fence(struct nouveau_bo *, struct nouveau_fence *); | |
| 79 | int nouveau_bo_validate(struct nouveau_bo *, bool interruptible, | |
| 97a875cb | 80 | bool no_wait_gpu); |
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81 | |
| 82 | struct nouveau_vma * | |
| 83 | nouveau_bo_vma_find(struct nouveau_bo *, struct nouveau_vm *); | |
| 84 | ||
| 85 | int nouveau_bo_vma_add(struct nouveau_bo *, struct nouveau_vm *, | |
| 86 | struct nouveau_vma *); | |
| 87 | void nouveau_bo_vma_del(struct nouveau_bo *, struct nouveau_vma *); | |
| 88 | ||
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89 | /* TODO: submit equivalent to TTM generic API upstream? */ |
| 90 | static inline void __iomem * | |
| 91 | nvbo_kmap_obj_iovirtual(struct nouveau_bo *nvbo) | |
| 92 | { | |
| 93 | bool is_iomem; | |
| 94 | void __iomem *ioptr = (void __force __iomem *)ttm_kmap_obj_virtual( | |
| 95 | &nvbo->kmap, &is_iomem); | |
| 96 | WARN_ON_ONCE(ioptr && !is_iomem); | |
| 97 | return ioptr; | |
| 98 | } | |
| 99 | ||
| 8be21a64 | 100 | #endif |