anv: Add a way to reserve states from a pool
Reviewed-by: Jason Ekstrand <jason@jlekstrand.net> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4898>
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@ -1268,6 +1268,46 @@ anv_state_stream_alloc(struct anv_state_stream *stream,
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return state;
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}
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void
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anv_state_reserved_pool_init(struct anv_state_reserved_pool *pool,
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struct anv_state_pool *parent,
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uint32_t count, uint32_t size, uint32_t alignment)
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{
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pool->pool = parent;
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pool->reserved_blocks = ANV_FREE_LIST_EMPTY;
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pool->count = count;
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for (unsigned i = 0; i < count; i++) {
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struct anv_state state = anv_state_pool_alloc(pool->pool, size, alignment);
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anv_free_list_push(&pool->reserved_blocks, &pool->pool->table, state.idx, 1);
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}
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}
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void
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anv_state_reserved_pool_finish(struct anv_state_reserved_pool *pool)
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{
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struct anv_state *state;
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while ((state = anv_free_list_pop(&pool->reserved_blocks, &pool->pool->table))) {
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anv_state_pool_free(pool->pool, *state);
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pool->count--;
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}
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assert(pool->count == 0);
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}
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struct anv_state
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anv_state_reserved_pool_alloc(struct anv_state_reserved_pool *pool)
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{
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return *anv_free_list_pop(&pool->reserved_blocks, &pool->pool->table);
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}
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void
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anv_state_reserved_pool_free(struct anv_state_reserved_pool *pool,
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struct anv_state state)
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{
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anv_free_list_push(&pool->reserved_blocks, &pool->pool->table, state.idx, 1);
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}
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void
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anv_bo_pool_init(struct anv_bo_pool *pool, struct anv_device *device)
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{
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@ -897,6 +897,12 @@ struct anv_state_pool {
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struct anv_fixed_size_state_pool buckets[ANV_STATE_BUCKETS];
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};
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struct anv_state_reserved_pool {
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struct anv_state_pool *pool;
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union anv_free_list reserved_blocks;
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uint32_t count;
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};
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struct anv_state_stream {
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struct anv_state_pool *state_pool;
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@ -945,6 +951,15 @@ void anv_state_stream_finish(struct anv_state_stream *stream);
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struct anv_state anv_state_stream_alloc(struct anv_state_stream *stream,
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uint32_t size, uint32_t alignment);
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void anv_state_reserved_pool_init(struct anv_state_reserved_pool *pool,
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struct anv_state_pool *parent,
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uint32_t count, uint32_t size,
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uint32_t alignment);
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void anv_state_reserved_pool_finish(struct anv_state_reserved_pool *pool);
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struct anv_state anv_state_reserved_pool_alloc(struct anv_state_reserved_pool *pool);
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void anv_state_reserved_pool_free(struct anv_state_reserved_pool *pool,
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struct anv_state state);
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VkResult anv_state_table_init(struct anv_state_table *table,
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struct anv_device *device,
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uint32_t initial_entries);
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