diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c index 2d688dca26be..fec5a3d1c4bc 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_4_2.c @@ -45,6 +45,8 @@ MODULE_FIRMWARE("amdgpu/sdma_4_4_2.bin"); +#define mmSMNAID_AID0_MCA_SMU 0x03b30400 + #define WREG32_SDMA(instance, offset, value) \ WREG32(sdma_v4_4_2_get_reg_offset(adev, (instance), (offset)), value) #define RREG32_SDMA(instance, offset) \ @@ -2204,9 +2206,79 @@ static const struct amdgpu_ras_block_hw_ops sdma_v4_4_2_ras_hw_ops = { .reset_ras_error_count = sdma_v4_4_2_reset_ras_error_count, }; +static int sdma_v4_4_2_aca_bank_generate_report(struct aca_handle *handle, + struct aca_bank *bank, enum aca_error_type type, + struct aca_bank_report *report, void *data) +{ + u64 status, misc0; + int ret; + + status = bank->regs[ACA_REG_IDX_STATUS]; + if ((type == ACA_ERROR_TYPE_UE && + ACA_REG__STATUS__ERRORCODEEXT(status) == ACA_EXTERROR_CODE_FAULT) || + (type == ACA_ERROR_TYPE_CE && + ACA_REG__STATUS__ERRORCODEEXT(status) == ACA_EXTERROR_CODE_CE)) { + + ret = aca_bank_info_decode(bank, &report->info); + if (ret) + return ret; + + misc0 = bank->regs[ACA_REG_IDX_MISC0]; + report->count[type] = ACA_REG__MISC0__ERRCNT(misc0); + } + + return 0; +} + +/* CODE_SDMA0 - CODE_SDMA4, reference to smu driver if header file */ +static int sdma_v4_4_2_err_codes[] = { 33, 34, 35, 36 }; + +static bool sdma_v4_4_2_aca_bank_is_valid(struct aca_handle *handle, struct aca_bank *bank, + enum aca_error_type type, void *data) +{ + u32 instlo; + + instlo = ACA_REG__IPID__INSTANCEIDLO(bank->regs[ACA_REG_IDX_IPID]); + instlo &= GENMASK(31, 1); + + if (instlo != mmSMNAID_AID0_MCA_SMU) + return false; + + if (aca_bank_check_error_codes(handle->adev, bank, + sdma_v4_4_2_err_codes, + ARRAY_SIZE(sdma_v4_4_2_err_codes))) + return false; + + return true; +} + +static const struct aca_bank_ops sdma_v4_4_2_aca_bank_ops = { + .aca_bank_generate_report = sdma_v4_4_2_aca_bank_generate_report, + .aca_bank_is_valid = sdma_v4_4_2_aca_bank_is_valid, +}; + +static const struct aca_info sdma_v4_4_2_aca_info = { + .hwip = ACA_HWIP_TYPE_SMU, + .mask = ACA_ERROR_UE_MASK, + .bank_ops = &sdma_v4_4_2_aca_bank_ops, +}; + +static int sdma_v4_4_2_ras_late_init(struct amdgpu_device *adev, struct ras_common_if *ras_block) +{ + int r; + + r = amdgpu_sdma_ras_late_init(adev, ras_block); + if (r) + return r; + + return amdgpu_ras_bind_aca(adev, AMDGPU_RAS_BLOCK__SDMA, + &sdma_v4_4_2_aca_info, NULL); +} + static struct amdgpu_sdma_ras sdma_v4_4_2_ras = { .ras_block = { .hw_ops = &sdma_v4_4_2_ras_hw_ops, + .ras_late_init = sdma_v4_4_2_ras_late_init, }, }; |