1*b843c749SSergey Zigachev /*
2*b843c749SSergey Zigachev * Copyright 2018 Advanced Micro Devices, Inc.
3*b843c749SSergey Zigachev *
4*b843c749SSergey Zigachev * Permission is hereby granted, free of charge, to any person obtaining a
5*b843c749SSergey Zigachev * copy of this software and associated documentation files (the "Software"),
6*b843c749SSergey Zigachev * to deal in the Software without restriction, including without limitation
7*b843c749SSergey Zigachev * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8*b843c749SSergey Zigachev * and/or sell copies of the Software, and to permit persons to whom the
9*b843c749SSergey Zigachev * Software is furnished to do so, subject to the following conditions:
10*b843c749SSergey Zigachev *
11*b843c749SSergey Zigachev * The above copyright notice and this permission notice shall be included in
12*b843c749SSergey Zigachev * all copies or substantial portions of the Software.
13*b843c749SSergey Zigachev *
14*b843c749SSergey Zigachev * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15*b843c749SSergey Zigachev * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16*b843c749SSergey Zigachev * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17*b843c749SSergey Zigachev * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18*b843c749SSergey Zigachev * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19*b843c749SSergey Zigachev * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20*b843c749SSergey Zigachev * OTHER DEALINGS IN THE SOFTWARE.
21*b843c749SSergey Zigachev *
22*b843c749SSergey Zigachev */
23*b843c749SSergey Zigachev #ifndef __AMDGPU_BO_LIST_H__
24*b843c749SSergey Zigachev #define __AMDGPU_BO_LIST_H__
25*b843c749SSergey Zigachev
26*b843c749SSergey Zigachev #include <drm/ttm/ttm_execbuf_util.h>
27*b843c749SSergey Zigachev #include <drm/amdgpu_drm.h>
28*b843c749SSergey Zigachev
29*b843c749SSergey Zigachev struct amdgpu_device;
30*b843c749SSergey Zigachev struct amdgpu_bo;
31*b843c749SSergey Zigachev struct amdgpu_bo_va;
32*b843c749SSergey Zigachev struct amdgpu_fpriv;
33*b843c749SSergey Zigachev
34*b843c749SSergey Zigachev struct amdgpu_bo_list_entry {
35*b843c749SSergey Zigachev struct amdgpu_bo *robj;
36*b843c749SSergey Zigachev struct ttm_validate_buffer tv;
37*b843c749SSergey Zigachev struct amdgpu_bo_va *bo_va;
38*b843c749SSergey Zigachev uint32_t priority;
39*b843c749SSergey Zigachev struct page **user_pages;
40*b843c749SSergey Zigachev int user_invalidated;
41*b843c749SSergey Zigachev };
42*b843c749SSergey Zigachev
43*b843c749SSergey Zigachev struct amdgpu_bo_list {
44*b843c749SSergey Zigachev struct rcu_head rhead;
45*b843c749SSergey Zigachev struct kref refcount;
46*b843c749SSergey Zigachev struct amdgpu_bo *gds_obj;
47*b843c749SSergey Zigachev struct amdgpu_bo *gws_obj;
48*b843c749SSergey Zigachev struct amdgpu_bo *oa_obj;
49*b843c749SSergey Zigachev unsigned first_userptr;
50*b843c749SSergey Zigachev unsigned num_entries;
51*b843c749SSergey Zigachev };
52*b843c749SSergey Zigachev
53*b843c749SSergey Zigachev int amdgpu_bo_list_get(struct amdgpu_fpriv *fpriv, int id,
54*b843c749SSergey Zigachev struct amdgpu_bo_list **result);
55*b843c749SSergey Zigachev void amdgpu_bo_list_get_list(struct amdgpu_bo_list *list,
56*b843c749SSergey Zigachev struct list_head *validated);
57*b843c749SSergey Zigachev void amdgpu_bo_list_put(struct amdgpu_bo_list *list);
58*b843c749SSergey Zigachev int amdgpu_bo_create_list_entry_array(struct drm_amdgpu_bo_list_in *in,
59*b843c749SSergey Zigachev struct drm_amdgpu_bo_list_entry **info_param);
60*b843c749SSergey Zigachev
61*b843c749SSergey Zigachev int amdgpu_bo_list_create(struct amdgpu_device *adev,
62*b843c749SSergey Zigachev struct drm_file *filp,
63*b843c749SSergey Zigachev struct drm_amdgpu_bo_list_entry *info,
64*b843c749SSergey Zigachev unsigned num_entries,
65*b843c749SSergey Zigachev struct amdgpu_bo_list **list);
66*b843c749SSergey Zigachev
67*b843c749SSergey Zigachev static inline struct amdgpu_bo_list_entry *
amdgpu_bo_list_array_entry(struct amdgpu_bo_list * list,unsigned index)68*b843c749SSergey Zigachev amdgpu_bo_list_array_entry(struct amdgpu_bo_list *list, unsigned index)
69*b843c749SSergey Zigachev {
70*b843c749SSergey Zigachev struct amdgpu_bo_list_entry *array = (void *)&list[1];
71*b843c749SSergey Zigachev
72*b843c749SSergey Zigachev return &array[index];
73*b843c749SSergey Zigachev }
74*b843c749SSergey Zigachev
75*b843c749SSergey Zigachev #define amdgpu_bo_list_for_each_entry(e, list) \
76*b843c749SSergey Zigachev for (e = amdgpu_bo_list_array_entry(list, 0); \
77*b843c749SSergey Zigachev e != amdgpu_bo_list_array_entry(list, (list)->num_entries); \
78*b843c749SSergey Zigachev ++e)
79*b843c749SSergey Zigachev
80*b843c749SSergey Zigachev #define amdgpu_bo_list_for_each_userptr_entry(e, list) \
81*b843c749SSergey Zigachev for (e = amdgpu_bo_list_array_entry(list, (list)->first_userptr); \
82*b843c749SSergey Zigachev e != amdgpu_bo_list_array_entry(list, (list)->num_entries); \
83*b843c749SSergey Zigachev ++e)
84*b843c749SSergey Zigachev
85*b843c749SSergey Zigachev #endif
86