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- /* SPDX-License-Identifier: GPL-2.0 or MIT */
- /* Copyright 2023 Collabora ltd. */
- #ifndef __PANTHOR_HEAP_H__
- #define __PANTHOR_HEAP_H__
- #include <linux/types.h>
- struct panthor_device;
- struct panthor_heap_pool;
- struct panthor_vm;
- int panthor_heap_create(struct panthor_heap_pool *pool,
- u32 initial_chunk_count,
- u32 chunk_size,
- u32 max_chunks,
- u32 target_in_flight,
- u64 *heap_ctx_gpu_va,
- u64 *first_chunk_gpu_va);
- int panthor_heap_destroy(struct panthor_heap_pool *pool, u32 handle);
- struct panthor_heap_pool *
- panthor_heap_pool_create(struct panthor_device *ptdev, struct panthor_vm *vm);
- void panthor_heap_pool_destroy(struct panthor_heap_pool *pool);
- struct panthor_heap_pool *
- panthor_heap_pool_get(struct panthor_heap_pool *pool);
- void panthor_heap_pool_put(struct panthor_heap_pool *pool);
- size_t panthor_heap_pool_size(struct panthor_heap_pool *pool);
- int panthor_heap_grow(struct panthor_heap_pool *pool,
- u64 heap_gpu_va,
- u32 renderpasses_in_flight,
- u32 pending_frag_count,
- u64 *new_chunk_gpu_va);
- int panthor_heap_return_chunk(struct panthor_heap_pool *pool,
- u64 heap_gpu_va,
- u64 chunk_gpu_va);
- #endif
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