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git.proxmox.com Git - mirror_ubuntu-jammy-kernel.git/blob - drivers/gpu/drm/amd/amdgpu/amdgpu_object.h
2 * Copyright 2008 Advanced Micro Devices, Inc.
3 * Copyright 2008 Red Hat Inc.
4 * Copyright 2009 Jerome Glisse.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
24 * Authors: Dave Airlie
28 #ifndef __AMDGPU_OBJECT_H__
29 #define __AMDGPU_OBJECT_H__
31 #include <drm/amdgpu_drm.h>
34 #define AMDGPU_BO_INVALID_OFFSET LONG_MAX
37 * amdgpu_mem_type_to_domain - return domain corresponding to mem_type
38 * @mem_type: ttm memory type
40 * Returns corresponding domain of the ttm mem_type
42 static inline unsigned amdgpu_mem_type_to_domain(u32 mem_type
)
46 return AMDGPU_GEM_DOMAIN_VRAM
;
48 return AMDGPU_GEM_DOMAIN_GTT
;
50 return AMDGPU_GEM_DOMAIN_CPU
;
52 return AMDGPU_GEM_DOMAIN_GDS
;
54 return AMDGPU_GEM_DOMAIN_GWS
;
56 return AMDGPU_GEM_DOMAIN_OA
;
64 * amdgpu_bo_reserve - reserve bo
66 * @no_intr: don't return -ERESTARTSYS on pending signal
69 * -ERESTARTSYS: A wait for the buffer to become unreserved was interrupted by
70 * a signal. Release all buffer reservations and return to user-space.
72 static inline int amdgpu_bo_reserve(struct amdgpu_bo
*bo
, bool no_intr
)
74 struct amdgpu_device
*adev
= amdgpu_ttm_adev(bo
->tbo
.bdev
);
77 r
= ttm_bo_reserve(&bo
->tbo
, !no_intr
, false, NULL
);
78 if (unlikely(r
!= 0)) {
79 if (r
!= -ERESTARTSYS
)
80 dev_err(adev
->dev
, "%p reserve failed\n", bo
);
86 static inline void amdgpu_bo_unreserve(struct amdgpu_bo
*bo
)
88 ttm_bo_unreserve(&bo
->tbo
);
91 static inline unsigned long amdgpu_bo_size(struct amdgpu_bo
*bo
)
93 return bo
->tbo
.num_pages
<< PAGE_SHIFT
;
96 static inline unsigned amdgpu_bo_ngpu_pages(struct amdgpu_bo
*bo
)
98 return (bo
->tbo
.num_pages
<< PAGE_SHIFT
) / AMDGPU_GPU_PAGE_SIZE
;
101 static inline unsigned amdgpu_bo_gpu_page_alignment(struct amdgpu_bo
*bo
)
103 return (bo
->tbo
.mem
.page_alignment
<< PAGE_SHIFT
) / AMDGPU_GPU_PAGE_SIZE
;
107 * amdgpu_bo_mmap_offset - return mmap offset of bo
108 * @bo: amdgpu object for which we query the offset
110 * Returns mmap offset of the object.
112 static inline u64
amdgpu_bo_mmap_offset(struct amdgpu_bo
*bo
)
114 return drm_vma_node_offset_addr(&bo
->tbo
.vma_node
);
118 * amdgpu_bo_gpu_accessible - return whether the bo is currently in memory that
119 * is accessible to the GPU.
121 static inline bool amdgpu_bo_gpu_accessible(struct amdgpu_bo
*bo
)
123 return bo
->tbo
.mem
.mem_type
!= TTM_PL_SYSTEM
;
126 int amdgpu_bo_create(struct amdgpu_device
*adev
,
127 unsigned long size
, int byte_align
,
128 bool kernel
, u32 domain
, u64 flags
,
130 struct reservation_object
*resv
,
131 struct amdgpu_bo
**bo_ptr
);
132 int amdgpu_bo_create_restricted(struct amdgpu_device
*adev
,
133 unsigned long size
, int byte_align
,
134 bool kernel
, u32 domain
, u64 flags
,
136 struct ttm_placement
*placement
,
137 struct reservation_object
*resv
,
138 struct amdgpu_bo
**bo_ptr
);
139 int amdgpu_bo_create_kernel(struct amdgpu_device
*adev
,
140 unsigned long size
, int align
,
141 u32 domain
, struct amdgpu_bo
**bo_ptr
,
142 u64
*gpu_addr
, void **cpu_addr
);
143 void amdgpu_bo_free_kernel(struct amdgpu_bo
**bo
, u64
*gpu_addr
,
145 int amdgpu_bo_kmap(struct amdgpu_bo
*bo
, void **ptr
);
146 void amdgpu_bo_kunmap(struct amdgpu_bo
*bo
);
147 struct amdgpu_bo
*amdgpu_bo_ref(struct amdgpu_bo
*bo
);
148 void amdgpu_bo_unref(struct amdgpu_bo
**bo
);
149 int amdgpu_bo_pin(struct amdgpu_bo
*bo
, u32 domain
, u64
*gpu_addr
);
150 int amdgpu_bo_pin_restricted(struct amdgpu_bo
*bo
, u32 domain
,
151 u64 min_offset
, u64 max_offset
,
153 int amdgpu_bo_unpin(struct amdgpu_bo
*bo
);
154 int amdgpu_bo_evict_vram(struct amdgpu_device
*adev
);
155 int amdgpu_bo_init(struct amdgpu_device
*adev
);
156 void amdgpu_bo_fini(struct amdgpu_device
*adev
);
157 int amdgpu_bo_fbdev_mmap(struct amdgpu_bo
*bo
,
158 struct vm_area_struct
*vma
);
159 int amdgpu_bo_set_tiling_flags(struct amdgpu_bo
*bo
, u64 tiling_flags
);
160 void amdgpu_bo_get_tiling_flags(struct amdgpu_bo
*bo
, u64
*tiling_flags
);
161 int amdgpu_bo_set_metadata (struct amdgpu_bo
*bo
, void *metadata
,
162 uint32_t metadata_size
, uint64_t flags
);
163 int amdgpu_bo_get_metadata(struct amdgpu_bo
*bo
, void *buffer
,
164 size_t buffer_size
, uint32_t *metadata_size
,
166 void amdgpu_bo_move_notify(struct ttm_buffer_object
*bo
,
168 struct ttm_mem_reg
*new_mem
);
169 int amdgpu_bo_fault_reserve_notify(struct ttm_buffer_object
*bo
);
170 void amdgpu_bo_fence(struct amdgpu_bo
*bo
, struct dma_fence
*fence
,
172 u64
amdgpu_bo_gpu_offset(struct amdgpu_bo
*bo
);
173 int amdgpu_bo_backup_to_shadow(struct amdgpu_device
*adev
,
174 struct amdgpu_ring
*ring
,
175 struct amdgpu_bo
*bo
,
176 struct reservation_object
*resv
,
177 struct dma_fence
**fence
, bool direct
);
178 int amdgpu_bo_restore_from_shadow(struct amdgpu_device
*adev
,
179 struct amdgpu_ring
*ring
,
180 struct amdgpu_bo
*bo
,
181 struct reservation_object
*resv
,
182 struct dma_fence
**fence
,
190 static inline uint64_t amdgpu_sa_bo_gpu_addr(struct amdgpu_sa_bo
*sa_bo
)
192 return sa_bo
->manager
->gpu_addr
+ sa_bo
->soffset
;
195 static inline void * amdgpu_sa_bo_cpu_addr(struct amdgpu_sa_bo
*sa_bo
)
197 return sa_bo
->manager
->cpu_ptr
+ sa_bo
->soffset
;
200 int amdgpu_sa_bo_manager_init(struct amdgpu_device
*adev
,
201 struct amdgpu_sa_manager
*sa_manager
,
202 unsigned size
, u32 align
, u32 domain
);
203 void amdgpu_sa_bo_manager_fini(struct amdgpu_device
*adev
,
204 struct amdgpu_sa_manager
*sa_manager
);
205 int amdgpu_sa_bo_manager_start(struct amdgpu_device
*adev
,
206 struct amdgpu_sa_manager
*sa_manager
);
207 int amdgpu_sa_bo_manager_suspend(struct amdgpu_device
*adev
,
208 struct amdgpu_sa_manager
*sa_manager
);
209 int amdgpu_sa_bo_new(struct amdgpu_sa_manager
*sa_manager
,
210 struct amdgpu_sa_bo
**sa_bo
,
211 unsigned size
, unsigned align
);
212 void amdgpu_sa_bo_free(struct amdgpu_device
*adev
,
213 struct amdgpu_sa_bo
**sa_bo
,
214 struct dma_fence
*fence
);
215 #if defined(CONFIG_DEBUG_FS)
216 void amdgpu_sa_bo_dump_debug_info(struct amdgpu_sa_manager
*sa_manager
,