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/*
* Copyright 2021 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.
*
*/
#include "amdgpu_ras.h"
#include "amdgpu.h"
#include "amdgpu_mca.h"
#include "umc/umc_6_7_0_offset.h"
#include "umc/umc_6_7_0_sh_mask.h"
void amdgpu_mca_query_correctable_error_count(struct amdgpu_device *adev,
uint64_t mc_status_addr,
unsigned long *error_count)
{
uint64_t mc_status = RREG64_PCIE(mc_status_addr);
if (REG_GET_FIELD(mc_status, MCA_UMC_UMC0_MCUMC_STATUST0, Val) == 1 &&
REG_GET_FIELD(mc_status, MCA_UMC_UMC0_MCUMC_STATUST0, CECC) == 1)
*error_count += 1;
}
void amdgpu_mca_query_uncorrectable_error_count(struct amdgpu_device *adev,
uint64_t mc_status_addr,
unsigned long *error_count)
{
uint64_t mc_status = RREG64_PCIE(mc_status_addr);
if ((REG_GET_FIELD(mc_status, MCA_UMC_UMC0_MCUMC_STATUST0, Val) == 1) &&
(REG_GET_FIELD(mc_status, MCA_UMC_UMC0_MCUMC_STATUST0, Deferred) == 1 ||
REG_GET_FIELD(mc_status, MCA_UMC_UMC0_MCUMC_STATUST0, UECC) == 1 ||
REG_GET_FIELD(mc_status, MCA_UMC_UMC0_MCUMC_STATUST0, PCC) == 1 ||
REG_GET_FIELD(mc_status, MCA_UMC_UMC0_MCUMC_STATUST0, UC) == 1 ||
REG_GET_FIELD(mc_status, MCA_UMC_UMC0_MCUMC_STATUST0, TCC) == 1))
*error_count += 1;
}
void amdgpu_mca_reset_error_count(struct amdgpu_device *adev,
uint64_t mc_status_addr)
{
WREG64_PCIE(mc_status_addr, 0x0ULL);
}
void amdgpu_mca_query_ras_error_count(struct amdgpu_device *adev,
uint64_t mc_status_addr,
void *ras_error_status)
{
struct ras_err_data *err_data = (struct ras_err_data *)ras_error_status;
amdgpu_mca_query_correctable_error_count(adev, mc_status_addr, &(err_data->ce_count));
amdgpu_mca_query_uncorrectable_error_count(adev, mc_status_addr, &(err_data->ue_count));
amdgpu_mca_reset_error_count(adev, mc_status_addr);
}
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