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