diff options
Diffstat (limited to 'drivers/gpu/drm/etnaviv/etnaviv_cmdbuf.h')
| -rw-r--r-- | drivers/gpu/drm/etnaviv/etnaviv_cmdbuf.h | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_cmdbuf.h b/drivers/gpu/drm/etnaviv/etnaviv_cmdbuf.h new file mode 100644 index 0000000..80d7807 --- /dev/null +++ b/drivers/gpu/drm/etnaviv/etnaviv_cmdbuf.h @@ -0,0 +1,58 @@ +/* + * Copyright (C) 2017 Etnaviv Project + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef __ETNAVIV_CMDBUF_H__ +#define __ETNAVIV_CMDBUF_H__ + +#include <linux/types.h> + +struct etnaviv_gpu; +struct etnaviv_cmdbuf_suballoc; + +struct etnaviv_cmdbuf { + /* suballocator this cmdbuf is allocated from */ + struct etnaviv_cmdbuf_suballoc *suballoc; + /* user context key, must be unique between all active users */ + struct etnaviv_file_private *ctx; + /* cmdbuf properties */ + int suballoc_offset; + void *vaddr; + u32 size; + u32 user_size; + /* fence after which this buffer is to be disposed */ + struct dma_fence *fence; + /* target exec state */ + u32 exec_state; + /* per GPU in-flight list */ + struct list_head node; + /* BOs attached to this command buffer */ + unsigned int nr_bos; + struct etnaviv_vram_mapping *bo_map[0]; +}; + +struct etnaviv_cmdbuf_suballoc * +etnaviv_cmdbuf_suballoc_new(struct etnaviv_gpu * gpu); +void etnaviv_cmdbuf_suballoc_destroy(struct etnaviv_cmdbuf_suballoc *suballoc); + +struct etnaviv_cmdbuf * +etnaviv_cmdbuf_new(struct etnaviv_cmdbuf_suballoc *suballoc, u32 size, + size_t nr_bos); +void etnaviv_cmdbuf_free(struct etnaviv_cmdbuf *cmdbuf); + +u32 etnaviv_cmdbuf_get_va(struct etnaviv_cmdbuf *buf); +dma_addr_t etnaviv_cmdbuf_get_pa(struct etnaviv_cmdbuf *buf); + +#endif /* __ETNAVIV_CMDBUF_H__ */ |
