[PATCH 4/6] drm/amdgpu: bypass RAS error reset in some conditions

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PMFW is responsible for RAS error reset in some conditions, driver can
skip the operation.

v2: add check for ras->in_recovery, it's set earlier than
amdgpu_in_reset.

Signed-off-by: Tao Zhou <tao.zhou1@xxxxxxx>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 20 ++++++++++++++++++--
 1 file changed, 18 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
index 95c7ba889e2d..806c6d4deb63 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
@@ -1178,11 +1178,19 @@ int amdgpu_ras_reset_error_count(struct amdgpu_device *adev,
 		enum amdgpu_ras_block block)
 {
 	struct amdgpu_ras_block_object *block_obj = amdgpu_ras_get_ras_block(adev, block, 0);
+	struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
+	const struct amdgpu_mca_smu_funcs *mca_funcs = adev->mca.mca_funcs;
 
 	if (!block_obj || !block_obj->hw_ops)
 		return 0;
 
-	if (!amdgpu_ras_is_supported(adev, block))
+	/* skip ras error reset in gpu reset */
+	if (amdgpu_in_reset(adev) && atomic_read(&ras->in_recovery) &&
+	    mca_funcs && mca_funcs->mca_set_debug_mode)
+		return 0;
+
+	if (!amdgpu_ras_is_supported(adev, block) ||
+	    !amdgpu_ras_get_mca_debug_mode(adev))
 		return 0;
 
 	if (block_obj->hw_ops->reset_ras_error_count)
@@ -1195,6 +1203,8 @@ int amdgpu_ras_reset_error_status(struct amdgpu_device *adev,
 		enum amdgpu_ras_block block)
 {
 	struct amdgpu_ras_block_object *block_obj = amdgpu_ras_get_ras_block(adev, block, 0);
+	struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
+	const struct amdgpu_mca_smu_funcs *mca_funcs = adev->mca.mca_funcs;
 
 	if (!block_obj || !block_obj->hw_ops) {
 		dev_dbg_once(adev->dev, "%s doesn't config RAS function\n",
@@ -1202,7 +1212,13 @@ int amdgpu_ras_reset_error_status(struct amdgpu_device *adev,
 		return 0;
 	}
 
-	if (!amdgpu_ras_is_supported(adev, block))
+	/* skip ras error reset in gpu reset */
+	if (amdgpu_in_reset(adev) && atomic_read(&ras->in_recovery) &&
+	    mca_funcs && mca_funcs->mca_set_debug_mode)
+		return 0;
+
+	if (!amdgpu_ras_is_supported(adev, block) ||
+	    !amdgpu_ras_get_mca_debug_mode(adev))
 		return 0;
 
 	if (block_obj->hw_ops->reset_ras_error_count)
-- 
2.35.1




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