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
27struct amdgpu_hdp_ras {
28	struct amdgpu_ras_block_object ras_block;
 
 
 
 
29};
30
31struct 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
40struct amdgpu_hdp {
41	struct ras_common_if			*ras_if;
42	const struct amdgpu_hdp_funcs		*funcs;
43	struct amdgpu_hdp_ras	*ras;
44};
45
46int amdgpu_hdp_ras_sw_init(struct amdgpu_device *adev);
 
47#endif /* __AMDGPU_HDP_H__ */

 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
26struct amdgpu_hdp_ras_funcs {
27	int (*ras_late_init)(struct amdgpu_device *adev);
28	void (*ras_fini)(struct amdgpu_device *adev);
29	void (*query_ras_error_count)(struct amdgpu_device *adev,
30				      void *ras_error_status);
31	void (*reset_ras_error_count)(struct amdgpu_device *adev);
32};
33
34struct amdgpu_hdp_funcs {
35	void (*flush_hdp)(struct amdgpu_device *adev, struct amdgpu_ring *ring);
36	void (*invalidate_hdp)(struct amdgpu_device *adev,
37			       struct amdgpu_ring *ring);
38	void (*update_clock_gating)(struct amdgpu_device *adev, bool enable);
39	void (*get_clock_gating_state)(struct amdgpu_device *adev, u32 *flags);
40	void (*init_registers)(struct amdgpu_device *adev);
41};
42
43struct amdgpu_hdp {
44	struct ras_common_if			*ras_if;
45	const struct amdgpu_hdp_funcs		*funcs;
46	const struct amdgpu_hdp_ras_funcs	*ras_funcs;
47};
48
49int amdgpu_hdp_ras_late_init(struct amdgpu_device *adev);
50void amdgpu_hdp_ras_fini(struct amdgpu_device *adev);
51#endif /* __AMDGPU_HDP_H__ */