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Hawking Zhangb291a382020-12-24 15:49:18 +08001/*
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__
yipechai6d76e902022-01-04 18:57:58 +080025#include "amdgpu_ras.h"
Hawking Zhangb291a382020-12-24 15:49:18 +080026
yipechai71b6c4a2022-01-14 10:40:15 +080027struct amdgpu_hdp_ras {
yipechai6d76e902022-01-04 18:57:58 +080028 struct amdgpu_ras_block_object ras_block;
Hawking Zhang8f4a9292021-04-28 21:22:46 +080029};
30
Hawking Zhangb291a382020-12-24 15:49:18 +080031struct 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);
Hawking Zhangb291a382020-12-24 15:49:18 +080035 void (*update_clock_gating)(struct amdgpu_device *adev, bool enable);
Evan Quan25faedd2022-03-25 18:00:02 +080036 void (*get_clock_gating_state)(struct amdgpu_device *adev, u64 *flags);
Hawking Zhangb291a382020-12-24 15:49:18 +080037 void (*init_registers)(struct amdgpu_device *adev);
38};
39
40struct amdgpu_hdp {
Hawking Zhang8f4a9292021-04-28 21:22:46 +080041 struct ras_common_if *ras_if;
Hawking Zhangb291a382020-12-24 15:49:18 +080042 const struct amdgpu_hdp_funcs *funcs;
yipechai71b6c4a2022-01-14 10:40:15 +080043 struct amdgpu_hdp_ras *ras;
Hawking Zhangb291a382020-12-24 15:49:18 +080044};
45
yipechai4e9b1fa2022-02-14 14:12:55 +080046int amdgpu_hdp_ras_late_init(struct amdgpu_device *adev, struct ras_common_if *ras_block);
Hawking Zhangb291a382020-12-24 15:49:18 +080047#endif /* __AMDGPU_HDP_H__ */