diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_umc.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_umc.c | 169 |
1 files changed, 114 insertions, 55 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.c index a90029ee9733..46264a4002f7 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.c @@ -23,6 +23,120 @@ #include "amdgpu_ras.h" +static int amdgpu_umc_do_page_retirement(struct amdgpu_device *adev, + void *ras_error_status, + struct amdgpu_iv_entry *entry, + bool reset) +{ + struct ras_err_data *err_data = (struct ras_err_data *)ras_error_status; + struct amdgpu_ras *con = amdgpu_ras_get_context(adev); + int ret = 0; + + kgd2kfd_set_sram_ecc_flag(adev->kfd.dev); + ret = smu_get_ecc_info(&adev->smu, (void *)&(con->umc_ecc)); + if (ret == -EOPNOTSUPP) { + if (adev->umc.ras_funcs && + adev->umc.ras_funcs->query_ras_error_count) + adev->umc.ras_funcs->query_ras_error_count(adev, ras_error_status); + + if (adev->umc.ras_funcs && + adev->umc.ras_funcs->query_ras_error_address && + adev->umc.max_ras_err_cnt_per_query) { + err_data->err_addr = + kcalloc(adev->umc.max_ras_err_cnt_per_query, + sizeof(struct eeprom_table_record), GFP_KERNEL); + + /* still call query_ras_error_address to clear error status + * even NOMEM error is encountered + */ + if(!err_data->err_addr) + dev_warn(adev->dev, "Failed to alloc memory for " + "umc error address record!\n"); + + /* umc query_ras_error_address is also responsible for clearing + * error status + */ + adev->umc.ras_funcs->query_ras_error_address(adev, ras_error_status); + } + } else if (!ret) { + if (adev->umc.ras_funcs && + adev->umc.ras_funcs->ecc_info_query_ras_error_count) + adev->umc.ras_funcs->ecc_info_query_ras_error_count(adev, ras_error_status); + + if (adev->umc.ras_funcs && + adev->umc.ras_funcs->ecc_info_query_ras_error_address && + adev->umc.max_ras_err_cnt_per_query) { + err_data->err_addr = + kcalloc(adev->umc.max_ras_err_cnt_per_query, + sizeof(struct eeprom_table_record), GFP_KERNEL); + + /* still call query_ras_error_address to clear error status + * even NOMEM error is encountered + */ + if(!err_data->err_addr) + dev_warn(adev->dev, "Failed to alloc memory for " + "umc error address record!\n"); + + /* umc query_ras_error_address is also responsible for clearing + * error status + */ + adev->umc.ras_funcs->ecc_info_query_ras_error_address(adev, ras_error_status); + } + } + + /* only uncorrectable error needs gpu reset */ + if (err_data->ue_count) { + dev_info(adev->dev, "%ld uncorrectable hardware errors " + "detected in UMC block\n", + err_data->ue_count); + + if ((amdgpu_bad_page_threshold != 0) && + err_data->err_addr_cnt) { + amdgpu_ras_add_bad_pages(adev, err_data->err_addr, + err_data->err_addr_cnt); + amdgpu_ras_save_bad_pages(adev); + + if (adev->smu.ppt_funcs && adev->smu.ppt_funcs->send_hbm_bad_pages_num) + adev->smu.ppt_funcs->send_hbm_bad_pages_num(&adev->smu, con->eeprom_control.ras_num_recs); + } + + if (reset) + amdgpu_ras_reset_gpu(adev); + } + + kfree(err_data->err_addr); + return AMDGPU_RAS_SUCCESS; +} + +int amdgpu_umc_poison_handler(struct amdgpu_device *adev, + void *ras_error_status, + bool reset) +{ + int ret; + struct ras_err_data *err_data = (struct ras_err_data *)ras_error_status; + struct ras_common_if head = { + .block = AMDGPU_RAS_BLOCK__UMC, + }; + struct ras_manager *obj = amdgpu_ras_find_obj(adev, &head); + + ret = + amdgpu_umc_do_page_retirement(adev, ras_error_status, NULL, reset); + + if (ret == AMDGPU_RAS_SUCCESS && obj) { + obj->err_data.ue_count += err_data->ue_count; + obj->err_data.ce_count += err_data->ce_count; + } + + return ret; +} + +static int amdgpu_umc_process_ras_data_cb(struct amdgpu_device *adev, + void *ras_error_status, + struct amdgpu_iv_entry *entry) +{ + return amdgpu_umc_do_page_retirement(adev, ras_error_status, entry, true); +} + int amdgpu_umc_ras_late_init(struct amdgpu_device *adev) { int r; @@ -88,61 +202,6 @@ void amdgpu_umc_ras_fini(struct amdgpu_device *adev) } } -int amdgpu_umc_process_ras_data_cb(struct amdgpu_device *adev, - void *ras_error_status, - struct amdgpu_iv_entry *entry) -{ - struct ras_err_data *err_data = (struct ras_err_data *)ras_error_status; - struct amdgpu_ras *con = amdgpu_ras_get_context(adev); - - kgd2kfd_set_sram_ecc_flag(adev->kfd.dev); - if (adev->umc.ras_funcs && - adev->umc.ras_funcs->query_ras_error_count) - adev->umc.ras_funcs->query_ras_error_count(adev, ras_error_status); - - if (adev->umc.ras_funcs && - adev->umc.ras_funcs->query_ras_error_address && - adev->umc.max_ras_err_cnt_per_query) { - err_data->err_addr = - kcalloc(adev->umc.max_ras_err_cnt_per_query, - sizeof(struct eeprom_table_record), GFP_KERNEL); - - /* still call query_ras_error_address to clear error status - * even NOMEM error is encountered - */ - if(!err_data->err_addr) - dev_warn(adev->dev, "Failed to alloc memory for " - "umc error address record!\n"); - - /* umc query_ras_error_address is also responsible for clearing - * error status - */ - adev->umc.ras_funcs->query_ras_error_address(adev, ras_error_status); - } - - /* only uncorrectable error needs gpu reset */ - if (err_data->ue_count) { - dev_info(adev->dev, "%ld uncorrectable hardware errors " - "detected in UMC block\n", - err_data->ue_count); - - if ((amdgpu_bad_page_threshold != 0) && - err_data->err_addr_cnt) { - amdgpu_ras_add_bad_pages(adev, err_data->err_addr, - err_data->err_addr_cnt); - amdgpu_ras_save_bad_pages(adev); - - if (adev->smu.ppt_funcs && adev->smu.ppt_funcs->send_hbm_bad_pages_num) - adev->smu.ppt_funcs->send_hbm_bad_pages_num(&adev->smu, con->eeprom_control.ras_num_recs); - } - - amdgpu_ras_reset_gpu(adev); - } - - kfree(err_data->err_addr); - return AMDGPU_RAS_SUCCESS; -} - int amdgpu_umc_process_ecc_irq(struct amdgpu_device *adev, struct amdgpu_irq_src *source, struct amdgpu_iv_entry *entry) |