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      1 /*
      2  * Copyright  2016 Red Hat.
      3  * Copyright  2016 Bas Nieuwenhuizen
      4  *
      5  * based on amdgpu winsys.
      6  * Copyright  2011 Marek Olk <maraeo (at) gmail.com>
      7  * Copyright  2015 Advanced Micro Devices, Inc.
      8  *
      9  * Permission is hereby granted, free of charge, to any person obtaining a
     10  * copy of this software and associated documentation files (the "Software"),
     11  * to deal in the Software without restriction, including without limitation
     12  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
     13  * and/or sell copies of the Software, and to permit persons to whom the
     14  * Software is furnished to do so, subject to the following conditions:
     15  *
     16  * The above copyright notice and this permission notice (including the next
     17  * paragraph) shall be included in all copies or substantial portions of the
     18  * Software.
     19  *
     20  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     21  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     22  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
     23  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
     24  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
     25  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
     26  * IN THE SOFTWARE.
     27  */
     28 
     29 #ifndef RADV_AMDGPU_BO_H
     30 #define RADV_AMDGPU_BO_H
     31 
     32 #include "radv_amdgpu_winsys.h"
     33 
     34 
     35 struct radv_amdgpu_map_range {
     36 	uint64_t offset;
     37 	uint64_t size;
     38 	struct radv_amdgpu_winsys_bo *bo;
     39 	uint64_t bo_offset;
     40 };
     41 
     42 struct radv_amdgpu_winsys_bo {
     43 	struct radeon_winsys_bo base;
     44 	amdgpu_va_handle va_handle;
     45 	uint64_t size;
     46 	struct radv_amdgpu_winsys *ws;
     47 	bool is_virtual;
     48 	int ref_count;
     49 
     50 	union {
     51 		/* physical bo */
     52 		struct {
     53 			amdgpu_bo_handle bo;
     54 			enum radeon_bo_domain initial_domain;
     55 			bool is_shared;
     56 			struct list_head global_list_item;
     57 		};
     58 		/* virtual bo */
     59 		struct {
     60 			struct radv_amdgpu_map_range *ranges;
     61 			uint32_t range_count;
     62 			uint32_t range_capacity;
     63 
     64 			struct radv_amdgpu_winsys_bo **bos;
     65 			uint32_t bo_count;
     66 			uint32_t bo_capacity;
     67 		};
     68 	};
     69 };
     70 
     71 static inline
     72 struct radv_amdgpu_winsys_bo *radv_amdgpu_winsys_bo(struct radeon_winsys_bo *bo)
     73 {
     74 	return (struct radv_amdgpu_winsys_bo *)bo;
     75 }
     76 
     77 void radv_amdgpu_bo_init_functions(struct radv_amdgpu_winsys *ws);
     78 
     79 #endif /* RADV_AMDGPU_BO_H */
     80