linux_dsm_epyc7002/drivers/gpu/drm/amd/amdgpu/amdgpu_mmhub.h
Hawking Zhang fe5211f19a drm/amdgpu: add reset_ras_error_count function for MMHUB
MMHUB ras error counters are dirty ones after cold reboot
Read operation is needed to reset them to 0

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
Reviewed-by: Guchun Chen <guchun.chen@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-03-05 00:32:40 -05:00

41 lines
1.6 KiB
C

/*
* Copyright (C) 2019 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) 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_MMHUB_H__
#define __AMDGPU_MMHUB_H__
struct amdgpu_mmhub_funcs {
void (*ras_init)(struct amdgpu_device *adev);
int (*ras_late_init)(struct amdgpu_device *adev);
void (*query_ras_error_count)(struct amdgpu_device *adev,
void *ras_error_status);
void (*reset_ras_error_count)(struct amdgpu_device *adev);
};
struct amdgpu_mmhub {
struct ras_common_if *ras_if;
const struct amdgpu_mmhub_funcs *funcs;
};
int amdgpu_mmhub_ras_late_init(struct amdgpu_device *adev);
void amdgpu_mmhub_ras_fini(struct amdgpu_device *adev);
#endif