2 * Copyright 2021 Advanced Micro Devices, Inc.
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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:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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23 #include "amdgpu_ras.h"
25 #include "amdgpu_mca.h"
27 #include "umc/umc_6_7_0_offset.h"
28 #include "umc/umc_6_7_0_sh_mask.h"
30 void amdgpu_mca_query_correctable_error_count(struct amdgpu_device *adev,
31 uint64_t mc_status_addr,
32 unsigned long *error_count)
34 uint64_t mc_status = RREG64_PCIE(mc_status_addr);
36 if (REG_GET_FIELD(mc_status, MCA_UMC_UMC0_MCUMC_STATUST0, Val) == 1 &&
37 REG_GET_FIELD(mc_status, MCA_UMC_UMC0_MCUMC_STATUST0, CECC) == 1)
41 void amdgpu_mca_query_uncorrectable_error_count(struct amdgpu_device *adev,
42 uint64_t mc_status_addr,
43 unsigned long *error_count)
45 uint64_t mc_status = RREG64_PCIE(mc_status_addr);
47 if ((REG_GET_FIELD(mc_status, MCA_UMC_UMC0_MCUMC_STATUST0, Val) == 1) &&
48 (REG_GET_FIELD(mc_status, MCA_UMC_UMC0_MCUMC_STATUST0, Deferred) == 1 ||
49 REG_GET_FIELD(mc_status, MCA_UMC_UMC0_MCUMC_STATUST0, UECC) == 1 ||
50 REG_GET_FIELD(mc_status, MCA_UMC_UMC0_MCUMC_STATUST0, PCC) == 1 ||
51 REG_GET_FIELD(mc_status, MCA_UMC_UMC0_MCUMC_STATUST0, UC) == 1 ||
52 REG_GET_FIELD(mc_status, MCA_UMC_UMC0_MCUMC_STATUST0, TCC) == 1))
56 void amdgpu_mca_reset_error_count(struct amdgpu_device *adev,
57 uint64_t mc_status_addr)
59 WREG64_PCIE(mc_status_addr, 0x0ULL);
62 void amdgpu_mca_query_ras_error_count(struct amdgpu_device *adev,
63 uint64_t mc_status_addr,
64 void *ras_error_status)
66 struct ras_err_data *err_data = (struct ras_err_data *)ras_error_status;
68 amdgpu_mca_query_correctable_error_count(adev, mc_status_addr, &(err_data->ce_count));
69 amdgpu_mca_query_uncorrectable_error_count(adev, mc_status_addr, &(err_data->ue_count));
71 amdgpu_mca_reset_error_count(adev, mc_status_addr);