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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 4358 | Serge | 1 | #ifndef __NOUVEAU_CONTEXT_H__ |
| 2 | #define __NOUVEAU_CONTEXT_H__ |
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| 3 | |||
| 4 | #include "pipe/p_context.h" |
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| 5 | #include |
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| 6 | |||
| 7 | #define NOUVEAU_MAX_SCRATCH_BUFS 4 |
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| 8 | |||
| 9 | struct nouveau_context { |
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| 10 | struct pipe_context pipe; |
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| 11 | struct nouveau_screen *screen; |
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| 12 | |||
| 13 | struct nouveau_client *client; |
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| 14 | struct nouveau_pushbuf *pushbuf; |
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| 15 | |||
| 16 | boolean vbo_dirty; |
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| 17 | boolean cb_dirty; |
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| 18 | |||
| 19 | void (*copy_data)(struct nouveau_context *, |
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| 20 | struct nouveau_bo *dst, unsigned, unsigned, |
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| 21 | struct nouveau_bo *src, unsigned, unsigned, unsigned); |
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| 22 | void (*push_data)(struct nouveau_context *, |
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| 23 | struct nouveau_bo *dst, unsigned, unsigned, |
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| 24 | unsigned, const void *); |
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| 25 | /* base, size refer to the whole constant buffer */ |
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| 26 | void (*push_cb)(struct nouveau_context *, |
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| 27 | struct nouveau_bo *, unsigned domain, |
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| 28 | unsigned base, unsigned size, |
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| 29 | unsigned offset, unsigned words, const uint32_t *); |
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| 30 | |||
| 31 | /* @return: @ref reduced by nr of references found in context */ |
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| 32 | int (*invalidate_resource_storage)(struct nouveau_context *, |
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| 33 | struct pipe_resource *, |
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| 34 | int ref); |
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| 35 | |||
| 36 | struct { |
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| 37 | uint8_t *map; |
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| 38 | unsigned id; |
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| 39 | unsigned wrap; |
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| 40 | unsigned offset; |
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| 41 | unsigned end; |
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| 42 | struct nouveau_bo *bo[NOUVEAU_MAX_SCRATCH_BUFS]; |
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| 43 | struct nouveau_bo *current; |
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| 44 | struct nouveau_bo **runout; |
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| 45 | unsigned nr_runout; |
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| 46 | unsigned bo_size; |
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| 47 | } scratch; |
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| 48 | |||
| 49 | struct { |
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| 50 | uint32_t buf_cache_count; |
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| 51 | uint32_t buf_cache_frame; |
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| 52 | } stats; |
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| 53 | }; |
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| 54 | |||
| 55 | static INLINE struct nouveau_context * |
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| 56 | nouveau_context(struct pipe_context *pipe) |
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| 57 | { |
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| 58 | return (struct nouveau_context *)pipe; |
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| 59 | } |
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| 60 | |||
| 61 | void |
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| 62 | nouveau_context_init_vdec(struct nouveau_context *); |
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| 63 | |||
| 64 | void |
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| 65 | nouveau_scratch_runout_release(struct nouveau_context *); |
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| 66 | |||
| 67 | /* This is needed because we don't hold references outside of context::scratch, |
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| 68 | * because we don't want to un-bo_ref each allocation every time. This is less |
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| 69 | * work, and we need the wrap index anyway for extreme situations. |
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| 70 | */ |
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| 71 | static INLINE void |
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| 72 | nouveau_scratch_done(struct nouveau_context *nv) |
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| 73 | { |
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| 74 | nv->scratch.wrap = nv->scratch.id; |
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| 75 | if (unlikely(nv->scratch.nr_runout)) |
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| 76 | nouveau_scratch_runout_release(nv); |
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| 77 | } |
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| 78 | |||
| 79 | /* Get pointer to scratch buffer. |
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| 80 | * The returned nouveau_bo is only referenced by the context, don't un-ref it ! |
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| 81 | */ |
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| 82 | void * |
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| 83 | nouveau_scratch_get(struct nouveau_context *, unsigned size, uint64_t *gpu_addr, |
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| 84 | struct nouveau_bo **); |
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| 85 | |||
| 86 | static INLINE void |
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| 87 | nouveau_context_destroy(struct nouveau_context *ctx) |
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| 88 | { |
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| 89 | int i; |
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| 90 | |||
| 91 | for (i = 0; i < NOUVEAU_MAX_SCRATCH_BUFS; ++i) |
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| 92 | if (ctx->scratch.bo[i]) |
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| 93 | nouveau_bo_ref(NULL, &ctx->scratch.bo[i]); |
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| 94 | |||
| 95 | FREE(ctx); |
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| 96 | } |
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| 97 | |||
| 98 | static INLINE void |
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| 99 | nouveau_context_update_frame_stats(struct nouveau_context *nv) |
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| 100 | { |
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| 101 | nv->stats.buf_cache_frame <<= 1; |
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| 102 | if (nv->stats.buf_cache_count) { |
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| 103 | nv->stats.buf_cache_count = 0; |
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| 104 | nv->stats.buf_cache_frame |= 1; |
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| 105 | if ((nv->stats.buf_cache_frame & 0xf) == 0xf) |
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| 106 | nv->screen->hint_buf_keep_sysmem_copy = TRUE; |
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| 107 | } |
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| 108 | } |
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| 109 | |||
| 110 | #endif |