1 | /* |
2 | * Copyright 2020 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 | #ifndef __AMDGPU_HDP_H__ |
24 | #define __AMDGPU_HDP_H__ |
25 | #include "amdgpu_ras.h" |
26 | |
27 | struct amdgpu_hdp_ras { |
28 | struct amdgpu_ras_block_object ras_block; |
29 | }; |
30 | |
31 | struct amdgpu_hdp_funcs { |
32 | void (*flush_hdp)(struct amdgpu_device *adev, struct amdgpu_ring *ring); |
33 | void (*invalidate_hdp)(struct amdgpu_device *adev, |
34 | struct amdgpu_ring *ring); |
35 | void (*update_clock_gating)(struct amdgpu_device *adev, bool enable); |
36 | void (*get_clock_gating_state)(struct amdgpu_device *adev, u64 *flags); |
37 | void (*init_registers)(struct amdgpu_device *adev); |
38 | }; |
39 | |
40 | struct amdgpu_hdp { |
41 | struct ras_common_if *ras_if; |
42 | const struct amdgpu_hdp_funcs *funcs; |
43 | struct amdgpu_hdp_ras *ras; |
44 | }; |
45 | |
46 | int amdgpu_hdp_ras_sw_init(struct amdgpu_device *adev); |
47 | #endif /* __AMDGPU_HDP_H__ */ |
48 | |