xref: /linux/drivers/gpu/drm/etnaviv/etnaviv_cmdbuf.h (revision f6ffbd4fc1a1caafe2ab840993b917fba5324598)
1*f6ffbd4fSLucas Stach /* SPDX-License-Identifier: GPL-2.0 */
2ea1f5729SLucas Stach /*
3ea1f5729SLucas Stach  * Copyright (C) 2017 Etnaviv Project
4ea1f5729SLucas Stach  */
5ea1f5729SLucas Stach 
6ea1f5729SLucas Stach #ifndef __ETNAVIV_CMDBUF_H__
7ea1f5729SLucas Stach #define __ETNAVIV_CMDBUF_H__
8ea1f5729SLucas Stach 
9ea1f5729SLucas Stach #include <linux/types.h>
10ea1f5729SLucas Stach 
11e66774ddSLucas Stach struct etnaviv_gpu;
12e66774ddSLucas Stach struct etnaviv_cmdbuf_suballoc;
138d3d56ceSChristian Gmeiner struct etnaviv_perfmon_request;
14e66774ddSLucas Stach 
15ea1f5729SLucas Stach struct etnaviv_cmdbuf {
16e66774ddSLucas Stach 	/* suballocator this cmdbuf is allocated from */
17e66774ddSLucas Stach 	struct etnaviv_cmdbuf_suballoc *suballoc;
18ea1f5729SLucas Stach 	/* user context key, must be unique between all active users */
19ea1f5729SLucas Stach 	struct etnaviv_file_private *ctx;
20ea1f5729SLucas Stach 	/* cmdbuf properties */
21e66774ddSLucas Stach 	int suballoc_offset;
22ea1f5729SLucas Stach 	void *vaddr;
23ea1f5729SLucas Stach 	u32 size;
24ea1f5729SLucas Stach 	u32 user_size;
25ea1f5729SLucas Stach };
26ea1f5729SLucas Stach 
27e66774ddSLucas Stach struct etnaviv_cmdbuf_suballoc *
28e66774ddSLucas Stach etnaviv_cmdbuf_suballoc_new(struct etnaviv_gpu * gpu);
29e66774ddSLucas Stach void etnaviv_cmdbuf_suballoc_destroy(struct etnaviv_cmdbuf_suballoc *suballoc);
30e66774ddSLucas Stach 
312f9225dbSLucas Stach 
322f9225dbSLucas Stach int etnaviv_cmdbuf_init(struct etnaviv_cmdbuf_suballoc *suballoc,
332f9225dbSLucas Stach 		struct etnaviv_cmdbuf *cmdbuf, u32 size);
34e66774ddSLucas Stach void etnaviv_cmdbuf_free(struct etnaviv_cmdbuf *cmdbuf);
35e66774ddSLucas Stach 
36c3ef4b8cSLucas Stach u32 etnaviv_cmdbuf_get_va(struct etnaviv_cmdbuf *buf);
379912b4dbSLucas Stach dma_addr_t etnaviv_cmdbuf_get_pa(struct etnaviv_cmdbuf *buf);
38c3ef4b8cSLucas Stach 
39ea1f5729SLucas Stach #endif /* __ETNAVIV_CMDBUF_H__ */
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