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drm/amdgpu: add amdgpu_hdp structure 

amdgpu_hdp hold all the callbacks for hdp

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Likun Gao <Likun.Gao@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Hawking Zhang 2020-12-24 15:49:18 +08:00 committed by Alex Deucher
parent 35c3c89a85
commit b291a3872b
2 changed files with 44 additions and 0 deletions
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4
drivers/gpu/drm/amd/amdgpu/amdgpu.h
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@ -107,6 +107,7 @@
#include "amdgpu_gfxhub.h"
#include "amdgpu_df.h"
#include "amdgpu_smuio.h"
#include "amdgpu_hdp.h"
#define MAX_GPU_INSTANCE 16
@ -921,6 +922,9 @@ struct amdgpu_device {
/* nbio */
struct amdgpu_nbio nbio;
/* hdp */
struct amdgpu_hdp hdp;
/* smuio */
struct amdgpu_smuio smuio;

40
drivers/gpu/drm/amd/amdgpu/amdgpu_hdp.h Normal file
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@ -0,0 +1,40 @@
/*
* Copyright 2020 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
*/
#ifndef __AMDGPU_HDP_H__
#define __AMDGPU_HDP_H__
struct amdgpu_hdp_funcs {
void (*flush_hdp)(struct amdgpu_device *adev, struct amdgpu_ring *ring);
void (*invalidate_hdp)(struct amdgpu_device *adev,
struct amdgpu_ring *ring);
void (*reset_ras_error_count)(struct amdgpu_device *adev);
void (*update_clock_gating)(struct amdgpu_device *adev, bool enable);
void (*get_clock_gating_state)(struct amdgpu_device *adev, u32 *flags);
void (*init_registers)(struct amdgpu_device *adev);
};
struct amdgpu_hdp {
const struct amdgpu_hdp_funcs *funcs;
};
#endif /* __AMDGPU_HDP_H__ */