/*
* 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 <drm/amdgpu_drm.h>
struct hmm_range;
struct drm_file;
struct amdgpu_device;
struct amdgpu_bo;
struct amdgpu_bo_va;
struct amdgpu_fpriv;
struct amdgpu_bo_list_entry {
struct amdgpu_bo *bo;
struct amdgpu_bo_va *bo_va;
uint32_t priority;
struct page **user_pages;
struct hmm_range *range;
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;
/* Protect access during command submission.
*/
struct mutex bo_list_mutex;
struct amdgpu_bo_list_entry entries[] __counted_by(num_entries);
};
int amdgpu_bo_list_get(struct amdgpu_fpriv *fpriv, int id,
struct amdgpu_bo_list **result);
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,
size_t num_entries,
struct amdgpu_bo_list **list);
#define amdgpu_bo_list_for_each_entry(e, list) \
for (e = list->entries; \
e != &list->entries[list->num_entries]; \
++e)
#define amdgpu_bo_list_for_each_userptr_entry(e, list) \
for (e = &list->entries[list->first_userptr]; \
e != &list->entries[list->num_entries]; \
++e)
#endif
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