linux-zen-server/drivers/gpu/drm/amd/amdgpu/amdgpu_hdp.h

48 lines
1.9 KiB
C

/*
* 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__
#include "amdgpu_ras.h"
struct amdgpu_hdp_ras {
struct amdgpu_ras_block_object ras_block;
};
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 (*update_clock_gating)(struct amdgpu_device *adev, bool enable);
void (*get_clock_gating_state)(struct amdgpu_device *adev, u64 *flags);
void (*init_registers)(struct amdgpu_device *adev);
};
struct amdgpu_hdp {
struct ras_common_if *ras_if;
const struct amdgpu_hdp_funcs *funcs;
struct amdgpu_hdp_ras *ras;
};
int amdgpu_hdp_ras_late_init(struct amdgpu_device *adev, struct ras_common_if *ras_block);
#endif /* __AMDGPU_HDP_H__ */