[PATCH] drm/amdgpu: refine ras related message print
Felix Kuehling
felix.kuehling at amd.com
Tue Apr 14 02:49:26 UTC 2020
Am 2020-04-10 um 3:59 a.m. schrieb Guchun Chen:
> Prefix ras related kernel message logging with PCI
> device info by replacing DRM_INFO/WARN/ERROR with
> dev_info/warn/err. This can clearly tell user about
> GPU device information where ras is on. And add some
> other RAS information printing to make it more clear
> and friendly as well.
>
> Suggested-by: Hawking Zhang <Hawking.Zhang at amd.com>
> Signed-off-by: Guchun Chen <guchun.chen at amd.com>
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 51 +++++++++++++++----------
> drivers/gpu/drm/amd/amdgpu/amdgpu_umc.c | 10 +++--
> drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c | 16 +++++---
> 3 files changed, 48 insertions(+), 29 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
> index b0aa4e1ed4df..73ae913aee26 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
> @@ -296,7 +296,8 @@ static ssize_t amdgpu_ras_debugfs_ctrl_write(struct file *f, const char __user *
> int ret = 0;
>
> if (!amdgpu_ras_get_error_query_ready(adev)) {
> - DRM_WARN("RAS WARN: error injection currently inaccessible\n");
> + dev_warn(adev->dev, "RAS WARN: error injection "
> + "currently inaccessible\n");
Breaking message strings like this is usually discouraged. It makes it
difficult to grep for the message string after seeing it in a log file.
It's OK to have lines longer than 80 characters in this case.
Regards,
Felix
> return size;
> }
>
> @@ -324,7 +325,8 @@ static ssize_t amdgpu_ras_debugfs_ctrl_write(struct file *f, const char __user *
> /* umc ce/ue error injection for a bad page is not allowed */
> if ((data.head.block == AMDGPU_RAS_BLOCK__UMC) &&
> amdgpu_ras_check_bad_page(adev, data.inject.address)) {
> - DRM_WARN("RAS WARN: 0x%llx has been marked as bad before error injection!\n",
> + dev_warn(adev->dev, "RAS WARN: 0x%llx has been marked "
> + "as bad before error injection!\n",
> data.inject.address);
> break;
> }
> @@ -590,7 +592,8 @@ int amdgpu_ras_feature_enable(struct amdgpu_device *adev,
> if (!amdgpu_ras_intr_triggered()) {
> ret = psp_ras_enable_features(&adev->psp, &info, enable);
> if (ret) {
> - DRM_ERROR("RAS ERROR: %s %s feature failed ret %d\n",
> + dev_err(adev->dev, "RAS ERROR: %s %s feature "
> + "failed ret %d\n",
> enable ? "enable":"disable",
> ras_block_str(head->block),
> ret);
> @@ -632,7 +635,8 @@ int amdgpu_ras_feature_enable_on_boot(struct amdgpu_device *adev,
> if (ret == -EINVAL) {
> ret = __amdgpu_ras_feature_enable(adev, head, 1);
> if (!ret)
> - DRM_INFO("RAS INFO: %s setup object\n",
> + dev_info(adev->dev,
> + "RAS INFO: %s setup object\n",
> ras_block_str(head->block));
> }
> } else {
> @@ -758,12 +762,17 @@ int amdgpu_ras_error_query(struct amdgpu_device *adev,
> info->ce_count = obj->err_data.ce_count;
>
> if (err_data.ce_count) {
> - dev_info(adev->dev, "%ld correctable errors detected in %s block\n",
> - obj->err_data.ce_count, ras_block_str(info->head.block));
> + dev_info(adev->dev, "%ld correctable hardware errors "
> + "detected in %s block, no user "
> + "action is needed.\n",
> + obj->err_data.ce_count,
> + ras_block_str(info->head.block));
> }
> if (err_data.ue_count) {
> - dev_info(adev->dev, "%ld uncorrectable errors detected in %s block\n",
> - obj->err_data.ue_count, ras_block_str(info->head.block));
> + dev_info(adev->dev, "%ld uncorrectable hardware errors "
> + "detected in %s block\n",
> + obj->err_data.ue_count,
> + ras_block_str(info->head.block));
> }
>
> return 0;
> @@ -807,13 +816,13 @@ int amdgpu_ras_error_inject(struct amdgpu_device *adev,
> ret = psp_ras_trigger_error(&adev->psp, &block_info);
> break;
> default:
> - DRM_INFO("%s error injection is not supported yet\n",
> + dev_info(adev->dev, "%s error injection is not supported yet\n",
> ras_block_str(info->head.block));
> ret = -EINVAL;
> }
>
> if (ret)
> - DRM_ERROR("RAS ERROR: inject %s error failed ret %d\n",
> + dev_err(adev->dev, "RAS ERROR: inject %s error failed ret %d\n",
> ras_block_str(info->head.block),
> ret);
>
> @@ -1549,7 +1558,7 @@ static int amdgpu_ras_save_bad_pages(struct amdgpu_device *adev)
> &data->bps[control->num_recs],
> true,
> save_count)) {
> - DRM_ERROR("Failed to save EEPROM table data!");
> + dev_err(adev->dev, "Failed to save EEPROM table data!");
> return -EIO;
> }
>
> @@ -1577,7 +1586,7 @@ static int amdgpu_ras_load_bad_pages(struct amdgpu_device *adev)
>
> if (amdgpu_ras_eeprom_process_recods(control, bps, false,
> control->num_recs)) {
> - DRM_ERROR("Failed to load EEPROM table records!");
> + dev_err(adev->dev, "Failed to load EEPROM table records!");
> ret = -EIO;
> goto out;
> }
> @@ -1651,7 +1660,8 @@ int amdgpu_ras_reserve_bad_pages(struct amdgpu_device *adev)
> AMDGPU_GPU_PAGE_SIZE,
> AMDGPU_GEM_DOMAIN_VRAM,
> &bo, NULL))
> - DRM_WARN("RAS WARN: reserve vram for retired page %llx fail\n", bp);
> + dev_warn(adev->dev, "RAS WARN: reserve vram for "
> + "retired page %llx fail\n", bp);
>
> data->bps_bo[i] = bo;
> data->last_reserved = i + 1;
> @@ -1739,7 +1749,7 @@ int amdgpu_ras_recovery_init(struct amdgpu_device *adev)
> kfree(*data);
> con->eh_data = NULL;
> out:
> - DRM_WARN("Failed to initialize ras recovery!\n");
> + dev_warn(adev->dev, "Failed to initialize ras recovery!\n");
>
> return ret;
> }
> @@ -1801,18 +1811,18 @@ static void amdgpu_ras_check_supported(struct amdgpu_device *adev,
> return;
>
> if (amdgpu_atomfirmware_mem_ecc_supported(adev)) {
> - DRM_INFO("HBM ECC is active.\n");
> + dev_info(adev->dev, "HBM ECC is active.\n");
> *hw_supported |= (1 << AMDGPU_RAS_BLOCK__UMC |
> 1 << AMDGPU_RAS_BLOCK__DF);
> } else
> - DRM_INFO("HBM ECC is not presented.\n");
> + dev_info(adev->dev, "HBM ECC is not presented.\n");
>
> if (amdgpu_atomfirmware_sram_ecc_supported(adev)) {
> - DRM_INFO("SRAM ECC is active.\n");
> + dev_info(adev->dev, "SRAM ECC is active.\n");
> *hw_supported |= ~(1 << AMDGPU_RAS_BLOCK__UMC |
> 1 << AMDGPU_RAS_BLOCK__DF);
> } else
> - DRM_INFO("SRAM ECC is not presented.\n");
> + dev_info(adev->dev, "SRAM ECC is not presented.\n");
>
> /* hw_supported needs to be aligned with RAS block mask. */
> *hw_supported &= AMDGPU_RAS_BLOCK_MASK;
> @@ -1869,7 +1879,7 @@ int amdgpu_ras_init(struct amdgpu_device *adev)
> if (amdgpu_ras_fs_init(adev))
> goto fs_out;
>
> - DRM_INFO("RAS INFO: ras initialized successfully, "
> + dev_info(adev->dev, "RAS INFO: ras initialized successfully, "
> "hardware ability[%x] ras_mask[%x]\n",
> con->hw_supported, con->supported);
> return 0;
> @@ -2055,7 +2065,8 @@ void amdgpu_ras_global_ras_isr(struct amdgpu_device *adev)
> return;
>
> if (atomic_cmpxchg(&amdgpu_ras_in_intr, 0, 1) == 0) {
> - DRM_WARN("RAS event of type ERREVENT_ATHUB_INTERRUPT detected!\n");
> + dev_info(adev->dev, "uncorrectable hardware error"
> + "(ERREVENT_ATHUB_INTERRUPT) detected!\n");
>
> amdgpu_ras_reset_gpu(adev);
> }
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.c
> index 8ffa015bc1dc..af1b1ccf613c 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.c
> @@ -110,7 +110,8 @@ int amdgpu_umc_process_ras_data_cb(struct amdgpu_device *adev,
> * even NOMEM error is encountered
> */
> if(!err_data->err_addr)
> - DRM_WARN("Failed to alloc memory for umc error address record!\n");
> + 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
> @@ -120,13 +121,14 @@ int amdgpu_umc_process_ras_data_cb(struct amdgpu_device *adev,
>
> /* only uncorrectable error needs gpu reset */
> if (err_data->ue_count) {
> - dev_info(adev->dev, "%ld uncorrectable errors detected in UMC block\n",
> - err_data->ue_count);
> + dev_info(adev->dev, "%ld uncorrectable hardware errors "
> + "detected in UMC block\n",
> + err_data->ue_count);
>
> if (err_data->err_addr_cnt &&
> amdgpu_ras_add_bad_pages(adev, err_data->err_addr,
> err_data->err_addr_cnt))
> - DRM_WARN("Failed to add ras bad page!\n");
> + dev_warn(adev->dev, "Failed to add ras bad page!\n");
>
> amdgpu_ras_reset_gpu(adev);
> }
> diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c b/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c
> index 72bdd06ed508..e629156173d3 100644
> --- a/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c
> +++ b/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c
> @@ -323,14 +323,20 @@ static void nbio_v7_4_handle_ras_controller_intr_no_bifring(struct amdgpu_device
> obj->err_data.ce_count += err_data.ce_count;
>
> if (err_data.ce_count)
> - DRM_INFO("%ld correctable errors detected in %s block\n",
> - obj->err_data.ce_count, adev->nbio.ras_if->name);
> + dev_info(adev->dev, "%ld correctable hardware "
> + "errors detected in %s block, "
> + "no user action is needed.\n",
> + obj->err_data.ce_count,
> + adev->nbio.ras_if->name);
>
> if (err_data.ue_count)
> - DRM_INFO("%ld uncorrectable errors detected in %s block\n",
> - obj->err_data.ue_count, adev->nbio.ras_if->name);
> + dev_info(adev->dev, "%ld uncorrectable hardware "
> + "errors detected in %s block\n",
> + obj->err_data.ue_count,
> + adev->nbio.ras_if->name);
>
> - DRM_WARN("RAS controller interrupt triggered by NBIF error\n");
> + dev_info(adev->dev, "RAS controller interrupt triggered "
> + "by NBIF error\n");
>
> /* ras_controller_int is dedicated for nbif ras error,
> * not the global interrupt for sync flood
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