Flora Cui | c632d79 | 2016-08-02 11:32:41 +0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2016 Advanced Micro Devices, Inc. |
| 3 | * |
| 4 | * Permission is hereby granted, free of charge, to any person obtaining a |
| 5 | * copy of this software and associated documentation files (the "Software"), |
| 6 | * to deal in the Software without restriction, including without limitation |
| 7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| 8 | * and/or sell copies of the Software, and to permit persons to whom the |
| 9 | * Software is furnished to do so, subject to the following conditions: |
| 10 | * |
| 11 | * The above copyright notice and this permission notice shall be included in |
| 12 | * all copies or substantial portions of the Software. |
| 13 | * |
| 14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 17 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR |
| 18 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
| 19 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
| 20 | * OTHER DEALINGS IN THE SOFTWARE. |
| 21 | * |
| 22 | */ |
| 23 | |
| 24 | #ifndef __AMDGPU_TTM_H__ |
| 25 | #define __AMDGPU_TTM_H__ |
| 26 | |
| 27 | #include "gpu_scheduler.h" |
| 28 | |
| 29 | #define AMDGPU_PL_GDS TTM_PL_PRIV0 |
| 30 | #define AMDGPU_PL_GWS TTM_PL_PRIV1 |
| 31 | #define AMDGPU_PL_OA TTM_PL_PRIV2 |
| 32 | |
| 33 | #define AMDGPU_PL_FLAG_GDS TTM_PL_FLAG_PRIV0 |
| 34 | #define AMDGPU_PL_FLAG_GWS TTM_PL_FLAG_PRIV1 |
| 35 | #define AMDGPU_PL_FLAG_OA TTM_PL_FLAG_PRIV2 |
| 36 | |
| 37 | #define AMDGPU_TTM_LRU_SIZE 20 |
| 38 | |
| 39 | struct amdgpu_mman_lru { |
| 40 | struct list_head *lru[TTM_NUM_MEM_TYPES]; |
| 41 | struct list_head *swap_lru; |
| 42 | }; |
| 43 | |
| 44 | struct amdgpu_mman { |
| 45 | struct ttm_bo_global_ref bo_global_ref; |
| 46 | struct drm_global_reference mem_global_ref; |
| 47 | struct ttm_bo_device bdev; |
| 48 | bool mem_global_referenced; |
| 49 | bool initialized; |
| 50 | |
| 51 | #if defined(CONFIG_DEBUG_FS) |
| 52 | struct dentry *vram; |
| 53 | struct dentry *gtt; |
| 54 | #endif |
| 55 | |
| 56 | /* buffer handling */ |
| 57 | const struct amdgpu_buffer_funcs *buffer_funcs; |
| 58 | struct amdgpu_ring *buffer_funcs_ring; |
| 59 | /* Scheduler entity for buffer moves */ |
| 60 | struct amd_sched_entity entity; |
| 61 | |
| 62 | /* custom LRU management */ |
| 63 | struct amdgpu_mman_lru log2_size[AMDGPU_TTM_LRU_SIZE]; |
Christian König | 1fdc0b7 | 2016-08-17 13:44:20 +0200 | [diff] [blame] | 64 | /* guard for log2_size array, don't add anything in between */ |
| 65 | struct amdgpu_mman_lru guard; |
Flora Cui | c632d79 | 2016-08-02 11:32:41 +0800 | [diff] [blame] | 66 | }; |
| 67 | |
| 68 | int amdgpu_copy_buffer(struct amdgpu_ring *ring, |
| 69 | uint64_t src_offset, |
| 70 | uint64_t dst_offset, |
| 71 | uint32_t byte_count, |
| 72 | struct reservation_object *resv, |
Chunming Zhou | e24db98 | 2016-08-15 10:46:04 +0800 | [diff] [blame] | 73 | struct fence **fence, bool direct_submit); |
Flora Cui | c632d79 | 2016-08-02 11:32:41 +0800 | [diff] [blame] | 74 | int amdgpu_fill_buffer(struct amdgpu_bo *bo, |
| 75 | uint32_t src_data, |
| 76 | struct reservation_object *resv, |
| 77 | struct fence **fence); |
| 78 | |
| 79 | int amdgpu_mmap(struct file *filp, struct vm_area_struct *vma); |
| 80 | #endif |