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1/* SPDX-License-Identifier: GPL-2.0 or MIT */2/* Copyright 2023 Collabora ltd. */3 4#ifndef __PANTHOR_HEAP_H__5#define __PANTHOR_HEAP_H__6 7#include <linux/types.h>8 9struct panthor_device;10struct panthor_heap_pool;11struct panthor_vm;12 13int panthor_heap_create(struct panthor_heap_pool *pool,14 u32 initial_chunk_count,15 u32 chunk_size,16 u32 max_chunks,17 u32 target_in_flight,18 u64 *heap_ctx_gpu_va,19 u64 *first_chunk_gpu_va);20int panthor_heap_destroy(struct panthor_heap_pool *pool, u32 handle);21 22struct panthor_heap_pool *23panthor_heap_pool_create(struct panthor_device *ptdev, struct panthor_vm *vm);24void panthor_heap_pool_destroy(struct panthor_heap_pool *pool);25 26struct panthor_heap_pool *27panthor_heap_pool_get(struct panthor_heap_pool *pool);28void panthor_heap_pool_put(struct panthor_heap_pool *pool);29 30int panthor_heap_grow(struct panthor_heap_pool *pool,31 u64 heap_gpu_va,32 u32 renderpasses_in_flight,33 u32 pending_frag_count,34 u64 *new_chunk_gpu_va);35int panthor_heap_return_chunk(struct panthor_heap_pool *pool,36 u64 heap_gpu_va,37 u64 chunk_gpu_va);38 39#endif40