From 2a460963350ec6b1534d28d7f943b5f84815aff2 Mon Sep 17 00:00:00 2001 From: Candice Li Date: Wed, 1 Jun 2022 17:10:44 +0800 Subject: [PATCH] drm/amdgpu: Resolve RAS GFX error count issue after cold boot on Arcturus Adjust the sequence for ras late init and separate ras reset error status from query status. v2: squash in fix from Candice Signed-off-by: Candice Li Reviewed-by: Hawking Zhang Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c | 9 ++++++--- drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 27 ++++++++++++++++++++----- 2 files changed, 28 insertions(+), 8 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c index ede2fa56f6c9..16699158e00d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c @@ -594,17 +594,20 @@ int amdgpu_get_gfx_off_status(struct amdgpu_device *adev, uint32_t *value) int amdgpu_gfx_ras_late_init(struct amdgpu_device *adev, struct ras_common_if *ras_block) { int r; - r = amdgpu_ras_block_late_init(adev, ras_block); - if (r) - return r; if (amdgpu_ras_is_supported(adev, ras_block->block)) { if (!amdgpu_persistent_edc_harvesting_supported(adev)) amdgpu_ras_reset_error_status(adev, AMDGPU_RAS_BLOCK__GFX); + r = amdgpu_ras_block_late_init(adev, ras_block); + if (r) + return r; + r = amdgpu_irq_get(adev, &adev->gfx.cp_ecc_error_irq, 0); if (r) goto late_fini; + } else { + amdgpu_ras_feature_enable_on_boot(adev, ras_block, 0); } return 0; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c index 1b1b502897ef..dac202ae864d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c @@ -197,6 +197,13 @@ static ssize_t amdgpu_ras_debugfs_read(struct file *f, char __user *buf, if (amdgpu_ras_query_error_status(obj->adev, &info)) return -EINVAL; + /* Hardware counter will be reset automatically after the query on Vega20 and Arcturus */ + if (obj->adev->ip_versions[MP0_HWIP][0] != IP_VERSION(11, 0, 2) && + obj->adev->ip_versions[MP0_HWIP][0] != IP_VERSION(11, 0, 4)) { + if (amdgpu_ras_reset_error_status(obj->adev, info.head.block)) + dev_warn(obj->adev->dev, "Failed to reset error counter and error status"); + } + s = snprintf(val, sizeof(val), "%s: %lu\n%s: %lu\n", "ue", info.ue_count, "ce", info.ce_count); @@ -550,9 +557,10 @@ static ssize_t amdgpu_ras_sysfs_read(struct device *dev, if (amdgpu_ras_query_error_status(obj->adev, &info)) return -EINVAL; - if (obj->adev->asic_type == CHIP_ALDEBARAN) { + if (obj->adev->ip_versions[MP0_HWIP][0] != IP_VERSION(11, 0, 2) && + obj->adev->ip_versions[MP0_HWIP][0] != IP_VERSION(11, 0, 4)) { if (amdgpu_ras_reset_error_status(obj->adev, info.head.block)) - DRM_WARN("Failed to reset error counter and error status"); + dev_warn(obj->adev->dev, "Failed to reset error counter and error status"); } return sysfs_emit(buf, "%s: %lu\n%s: %lu\n", "ue", info.ue_count, @@ -1027,9 +1035,6 @@ int amdgpu_ras_query_error_status(struct amdgpu_device *adev, } } - if (!amdgpu_persistent_edc_harvesting_supported(adev)) - amdgpu_ras_reset_error_status(adev, info->head.block); - return 0; } @@ -1149,6 +1154,12 @@ int amdgpu_ras_query_error_count(struct amdgpu_device *adev, if (res) return res; + if (adev->ip_versions[MP0_HWIP][0] != IP_VERSION(11, 0, 2) && + adev->ip_versions[MP0_HWIP][0] != IP_VERSION(11, 0, 4)) { + if (amdgpu_ras_reset_error_status(adev, info.head.block)) + dev_warn(adev->dev, "Failed to reset error counter and error status"); + } + ce += info.ce_count; ue += info.ue_count; } @@ -1792,6 +1803,12 @@ static void amdgpu_ras_log_on_err_counter(struct amdgpu_device *adev) continue; amdgpu_ras_query_error_status(adev, &info); + + if (adev->ip_versions[MP0_HWIP][0] != IP_VERSION(11, 0, 2) && + adev->ip_versions[MP0_HWIP][0] != IP_VERSION(11, 0, 4)) { + if (amdgpu_ras_reset_error_status(adev, info.head.block)) + dev_warn(adev->dev, "Failed to reset error counter and error status"); + } } } -- 2.20.1