projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| d38ceaf9 AD |
1 | /* |
| 2 | * Copyright 2014 Advanced Micro Devices, Inc. | |
| 3 | * | |
| 4 | * Permission is hereby granted, free of charge, to any person obtaining a | |
| 5 | * copy of this software and associated documentation files (the "Software"), | |
| 6 | * to deal in the Software without restriction, including without limitation | |
| 7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
| 8 | * and/or sell copies of the Software, and to permit persons to whom the | |
| 9 | * Software is furnished to do so, subject to the following conditions: | |
| 10 | * | |
| 11 | * The above copyright notice and this permission notice shall be included in | |
| 12 | * all copies or substantial portions of the Software. | |
| 13 | * | |
| 14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
| 15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
| 16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
| 17 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR | |
| 18 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, | |
| 19 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR | |
| 20 | * OTHER DEALINGS IN THE SOFTWARE. | |
| 21 | * | |
| 22 | */ | |
| 23 | ||
| 24 | #ifndef __AMDGPU_GDS_H__ | |
| 25 | #define __AMDGPU_GDS_H__ | |
| 26 | ||
| 27 | /* Because TTM request that alloacted buffer should be PAGE_SIZE aligned, | |
| 28 | * we should report GDS/GWS/OA size as PAGE_SIZE aligned | |
| 29 | * */ | |
| 30 | #define AMDGPU_GDS_SHIFT 2 | |
| 31 | #define AMDGPU_GWS_SHIFT PAGE_SHIFT | |
| 32 | #define AMDGPU_OA_SHIFT PAGE_SHIFT | |
| 33 | ||
| d38ceaf9 AD |
34 | struct amdgpu_ring; |
| 35 | struct amdgpu_bo; | |
| 36 | ||
| 37 | struct amdgpu_gds_asic_info { | |
| edf600da | 38 | uint32_t total_size; |
| d38ceaf9 AD |
39 | uint32_t gfx_partition_size; |
| 40 | uint32_t cs_partition_size; | |
| 41 | }; | |
| 42 | ||
| 43 | struct amdgpu_gds { | |
| 44 | struct amdgpu_gds_asic_info mem; | |
| 45 | struct amdgpu_gds_asic_info gws; | |
| 46 | struct amdgpu_gds_asic_info oa; | |
| edf600da CK |
47 | /* At present, GDS, GWS and OA resources for gfx (graphics) |
| 48 | * is always pre-allocated and available for graphics operation. | |
| d38ceaf9 AD |
49 | * Such resource is shared between all gfx clients. |
| 50 | * TODO: move this operation to user space | |
| 51 | * */ | |
| 52 | struct amdgpu_bo* gds_gfx_bo; | |
| 53 | struct amdgpu_bo* gws_gfx_bo; | |
| 54 | struct amdgpu_bo* oa_gfx_bo; | |
| 55 | }; | |
| 56 | ||
| 57 | struct amdgpu_gds_reg_offset { | |
| 58 | uint32_t mem_base; | |
| 59 | uint32_t mem_size; | |
| 60 | uint32_t gws; | |
| 61 | uint32_t oa; | |
| 62 | }; | |
| 63 | ||
| 64 | #endif /* __AMDGPU_GDS_H__ */ |