/* * Copyright 2018 Advanced Micro Devices, Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. * */ #ifndef __AMDGPU_BO_LIST_H__ #define __AMDGPU_BO_LIST_H__ #include #include struct amdgpu_device; struct amdgpu_bo; struct amdgpu_bo_va; struct amdgpu_fpriv; struct amdgpu_bo_list_entry { struct ttm_validate_buffer tv; struct amdgpu_bo_va *bo_va; uint32_t priority; struct page **user_pages; bool user_invalidated; }; struct amdgpu_bo_list { struct rcu_head rhead; struct kref refcount; struct amdgpu_bo *gds_obj; struct amdgpu_bo *gws_obj; struct amdgpu_bo *oa_obj; unsigned first_userptr; unsigned num_entries; }; int amdgpu_bo_list_get(struct amdgpu_fpriv *fpriv, int id, struct amdgpu_bo_list **result); void amdgpu_bo_list_get_list(struct amdgpu_bo_list *list, struct list_head *validated); void amdgpu_bo_list_put(struct amdgpu_bo_list *list); int amdgpu_bo_create_list_entry_array(struct drm_amdgpu_bo_list_in *in, struct drm_amdgpu_bo_list_entry **info_param); int amdgpu_bo_list_create(struct amdgpu_device *adev, struct drm_file *filp, struct drm_amdgpu_bo_list_entry *info, unsigned num_entries, struct amdgpu_bo_list **list); static inline struct amdgpu_bo_list_entry * amdgpu_bo_list_array_entry(struct amdgpu_bo_list *list, unsigned index) { struct amdgpu_bo_list_entry *array = (void *)&list[1]; return &array[index]; } #define amdgpu_bo_list_for_each_entry(e, list) \ for (e = amdgpu_bo_list_array_entry(list, 0); \ e != amdgpu_bo_list_array_entry(list, (list)->num_entries); \ ++e) #define amdgpu_bo_list_for_each_userptr_entry(e, list) \ for (e = amdgpu_bo_list_array_entry(list, (list)->first_userptr); \ e != amdgpu_bo_list_array_entry(list, (list)->num_entries); \ ++e) #endif