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c632d799 FC |
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 | ||
a40cfa0b | 27 | #include "amdgpu.h" |
c632d799 FC |
28 | #include "gpu_scheduler.h" |
29 | ||
283cde69 CK |
30 | #define AMDGPU_PL_GDS (TTM_PL_PRIV + 0) |
31 | #define AMDGPU_PL_GWS (TTM_PL_PRIV + 1) | |
32 | #define AMDGPU_PL_OA (TTM_PL_PRIV + 2) | |
c632d799 | 33 | |
283cde69 CK |
34 | #define AMDGPU_PL_FLAG_GDS (TTM_PL_FLAG_PRIV << 0) |
35 | #define AMDGPU_PL_FLAG_GWS (TTM_PL_FLAG_PRIV << 1) | |
36 | #define AMDGPU_PL_FLAG_OA (TTM_PL_FLAG_PRIV << 2) | |
c632d799 | 37 | |
cc25188a CK |
38 | #define AMDGPU_GTT_MAX_TRANSFER_SIZE 512 |
39 | #define AMDGPU_GTT_NUM_TRANSFER_WINDOWS 2 | |
40 | ||
c632d799 FC |
41 | struct amdgpu_mman { |
42 | struct ttm_bo_global_ref bo_global_ref; | |
43 | struct drm_global_reference mem_global_ref; | |
44 | struct ttm_bo_device bdev; | |
45 | bool mem_global_referenced; | |
46 | bool initialized; | |
47 | ||
48 | #if defined(CONFIG_DEBUG_FS) | |
a40cfa0b | 49 | struct dentry *debugfs_entries[8]; |
c632d799 FC |
50 | #endif |
51 | ||
52 | /* buffer handling */ | |
53 | const struct amdgpu_buffer_funcs *buffer_funcs; | |
54 | struct amdgpu_ring *buffer_funcs_ring; | |
abca90f1 CK |
55 | |
56 | struct mutex gtt_window_lock; | |
c632d799 FC |
57 | /* Scheduler entity for buffer moves */ |
58 | struct amd_sched_entity entity; | |
c632d799 FC |
59 | }; |
60 | ||
1eca5a53 HK |
61 | struct amdgpu_copy_mem { |
62 | struct ttm_buffer_object *bo; | |
63 | struct ttm_mem_reg *mem; | |
64 | unsigned long offset; | |
65 | }; | |
66 | ||
bb990bb0 | 67 | extern const struct ttm_mem_type_manager_func amdgpu_gtt_mgr_func; |
6a7f76e7 | 68 | extern const struct ttm_mem_type_manager_func amdgpu_vram_mgr_func; |
bb990bb0 | 69 | |
3da917b6 | 70 | bool amdgpu_gtt_mgr_has_gart_addr(struct ttm_mem_reg *mem); |
9255d77d | 71 | uint64_t amdgpu_gtt_mgr_usage(struct ttm_mem_type_manager *man); |
c1c7ce8f | 72 | int amdgpu_gtt_mgr_recover(struct ttm_mem_type_manager *man); |
bb990bb0 | 73 | |
3c848bb3 CK |
74 | uint64_t amdgpu_vram_mgr_usage(struct ttm_mem_type_manager *man); |
75 | uint64_t amdgpu_vram_mgr_vis_usage(struct ttm_mem_type_manager *man); | |
76 | ||
fc9c8f54 CK |
77 | int amdgpu_copy_buffer(struct amdgpu_ring *ring, uint64_t src_offset, |
78 | uint64_t dst_offset, uint32_t byte_count, | |
c632d799 | 79 | struct reservation_object *resv, |
fc9c8f54 CK |
80 | struct dma_fence **fence, bool direct_submit, |
81 | bool vm_needs_flush); | |
1eca5a53 HK |
82 | int amdgpu_ttm_copy_mem_to_mem(struct amdgpu_device *adev, |
83 | struct amdgpu_copy_mem *src, | |
84 | struct amdgpu_copy_mem *dst, | |
85 | uint64_t size, | |
86 | struct reservation_object *resv, | |
87 | struct dma_fence **f); | |
c632d799 | 88 | int amdgpu_fill_buffer(struct amdgpu_bo *bo, |
330df03b | 89 | uint64_t src_data, |
c632d799 | 90 | struct reservation_object *resv, |
f54d1867 | 91 | struct dma_fence **fence); |
c632d799 FC |
92 | |
93 | int amdgpu_mmap(struct file *filp, struct vm_area_struct *vma); | |
4ff23be3 | 94 | int amdgpu_ttm_bind(struct ttm_buffer_object *bo); |
c1c7ce8f | 95 | int amdgpu_ttm_recover_gart(struct ttm_buffer_object *tbo); |
c855e250 | 96 | |
711becf0 CK |
97 | int amdgpu_ttm_tt_get_user_pages(struct ttm_tt *ttm, struct page **pages); |
98 | void amdgpu_ttm_tt_set_user_pages(struct ttm_tt *ttm, struct page **pages); | |
99 | void amdgpu_ttm_tt_mark_user_pages(struct ttm_tt *ttm); | |
100 | int amdgpu_ttm_tt_set_userptr(struct ttm_tt *ttm, uint64_t addr, | |
101 | uint32_t flags); | |
102 | bool amdgpu_ttm_tt_has_userptr(struct ttm_tt *ttm); | |
103 | struct mm_struct *amdgpu_ttm_tt_get_usermm(struct ttm_tt *ttm); | |
104 | bool amdgpu_ttm_tt_affect_userptr(struct ttm_tt *ttm, unsigned long start, | |
105 | unsigned long end); | |
106 | bool amdgpu_ttm_tt_userptr_invalidated(struct ttm_tt *ttm, | |
107 | int *last_invalidated); | |
108 | bool amdgpu_ttm_tt_userptr_needs_pages(struct ttm_tt *ttm); | |
109 | bool amdgpu_ttm_tt_is_readonly(struct ttm_tt *ttm); | |
110 | uint64_t amdgpu_ttm_tt_pte_flags(struct amdgpu_device *adev, struct ttm_tt *ttm, | |
111 | struct ttm_mem_reg *mem); | |
112 | ||
c632d799 | 113 | #endif |