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- /* SPDX-License-Identifier: GPL-2.0 */
- /*
- * Copyright (C) 2017 Etnaviv Project
- */
- #ifndef __ETNAVIV_CMDBUF_H__
- #define __ETNAVIV_CMDBUF_H__
- #include <linux/types.h>
- struct device;
- struct etnaviv_iommu_context;
- struct etnaviv_vram_mapping;
- struct etnaviv_cmdbuf_suballoc;
- struct etnaviv_perfmon_request;
- struct etnaviv_cmdbuf {
- /* suballocator this cmdbuf is allocated from */
- struct etnaviv_cmdbuf_suballoc *suballoc;
- /* cmdbuf properties */
- int suballoc_offset;
- void *vaddr;
- u32 size;
- u32 user_size;
- };
- struct etnaviv_cmdbuf_suballoc *
- etnaviv_cmdbuf_suballoc_new(struct device *dev);
- void etnaviv_cmdbuf_suballoc_destroy(struct etnaviv_cmdbuf_suballoc *suballoc);
- int etnaviv_cmdbuf_suballoc_map(struct etnaviv_cmdbuf_suballoc *suballoc,
- struct etnaviv_iommu_context *context,
- struct etnaviv_vram_mapping *mapping,
- u32 memory_base);
- void etnaviv_cmdbuf_suballoc_unmap(struct etnaviv_iommu_context *context,
- struct etnaviv_vram_mapping *mapping);
- int etnaviv_cmdbuf_init(struct etnaviv_cmdbuf_suballoc *suballoc,
- struct etnaviv_cmdbuf *cmdbuf, u32 size);
- void etnaviv_cmdbuf_free(struct etnaviv_cmdbuf *cmdbuf);
- u32 etnaviv_cmdbuf_get_va(struct etnaviv_cmdbuf *buf,
- struct etnaviv_vram_mapping *mapping);
- dma_addr_t etnaviv_cmdbuf_get_pa(struct etnaviv_cmdbuf *buf);
- #endif /* __ETNAVIV_CMDBUF_H__ */
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