| 1 | /* SPDX-License-Identifier: GPL-2.0 or MIT */ |
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| 2 | /* Copyright 2023 Collabora ltd. */ |
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| 3 | |
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| 4 | #ifndef __PANTHOR_HEAP_H__ |
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| 5 | #define __PANTHOR_HEAP_H__ |
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| 6 | |
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| 7 | #include <linux/types.h> |
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| 8 | |
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| 9 | struct panthor_device; |
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| 10 | struct panthor_heap_pool; |
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| 11 | struct panthor_vm; |
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| 12 | |
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| 13 | int panthor_heap_create(struct panthor_heap_pool *pool, |
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| 14 | u32 initial_chunk_count, |
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| 15 | u32 chunk_size, |
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| 16 | u32 max_chunks, |
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| 17 | u32 target_in_flight, |
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| 18 | u64 *heap_ctx_gpu_va, |
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| 19 | u64 *first_chunk_gpu_va); |
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| 20 | int panthor_heap_destroy(struct panthor_heap_pool *pool, u32 handle); |
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| 21 | |
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| 22 | struct panthor_heap_pool * |
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| 23 | panthor_heap_pool_create(struct panthor_device *ptdev, struct panthor_vm *vm); |
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| 24 | void panthor_heap_pool_destroy(struct panthor_heap_pool *pool); |
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| 25 | |
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| 26 | struct panthor_heap_pool * |
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| 27 | panthor_heap_pool_get(struct panthor_heap_pool *pool); |
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| 28 | void panthor_heap_pool_put(struct panthor_heap_pool *pool); |
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| 29 | |
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| 30 | size_t panthor_heap_pool_size(struct panthor_heap_pool *pool); |
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| 31 | |
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| 32 | int panthor_heap_grow(struct panthor_heap_pool *pool, |
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| 33 | u64 heap_gpu_va, |
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| 34 | u32 renderpasses_in_flight, |
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| 35 | u32 pending_frag_count, |
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| 36 | u64 *new_chunk_gpu_va); |
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| 37 | int panthor_heap_return_chunk(struct panthor_heap_pool *pool, |
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| 38 | u64 heap_gpu_va, |
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| 39 | u64 chunk_gpu_va); |
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| 40 | |
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| 41 | #endif |
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| 42 | |
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