1 /* 2 * Copyright (C) 2017 Etnaviv Project 3 * 4 * This program is free software; you can redistribute it and/or modify it 5 * under the terms of the GNU General Public License version 2 as published by 6 * the Free Software Foundation. 7 * 8 * This program is distributed in the hope that it will be useful, but WITHOUT 9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 11 * more details. 12 * 13 * You should have received a copy of the GNU General Public License along with 14 * this program. If not, see <http://www.gnu.org/licenses/>. 15 */ 16 17 #ifndef __ETNAVIV_CMDBUF_H__ 18 #define __ETNAVIV_CMDBUF_H__ 19 20 #include <drm/drm_mm.h> 21 #include <linux/types.h> 22 23 struct etnaviv_cmdbuf { 24 /* device this cmdbuf is allocated for */ 25 struct etnaviv_gpu *gpu; 26 /* user context key, must be unique between all active users */ 27 struct etnaviv_file_private *ctx; 28 /* cmdbuf properties */ 29 void *vaddr; 30 dma_addr_t paddr; 31 u32 size; 32 u32 user_size; 33 /* vram node used if the cmdbuf is mapped through the MMUv2 */ 34 struct drm_mm_node vram_node; 35 /* fence after which this buffer is to be disposed */ 36 struct dma_fence *fence; 37 /* target exec state */ 38 u32 exec_state; 39 /* per GPU in-flight list */ 40 struct list_head node; 41 /* BOs attached to this command buffer */ 42 unsigned int nr_bos; 43 struct etnaviv_vram_mapping *bo_map[0]; 44 }; 45 46 u32 etnaviv_cmdbuf_get_va(struct etnaviv_cmdbuf *buf); 47 dma_addr_t etnaviv_cmdbuf_get_pa(struct etnaviv_cmdbuf *buf); 48 49 #endif /* __ETNAVIV_CMDBUF_H__ */ 50