drm/amdgpu: Rework pcie_bif ras sw_init

pcie_bif ras blocks needs to be initialized as early
as possible to handle fatal error detected in hw_init
phase. also align the pcie_bif ras sw_init with other
ras blocks

Signed-off-by: Hawking Zhang <[email protected]>
Reviewed-by: Stanley Yang <[email protected]>
Reviewed-by: Tao Zhou <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>

1 files changed, 23 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_nbio.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_nbio.c
index 37d779b8e4a6..a3bc00577a7c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_nbio.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_nbio.c
@@ -22,6 +22,29 @@
 #include "amdgpu.h"
 #include "amdgpu_ras.h"
 
+int amdgpu_nbio_ras_sw_init(struct amdgpu_device *adev)
+{
+	int err;
+	struct amdgpu_nbio_ras *ras;
+
+	if (!adev->nbio.ras)
+		return 0;
+
+	ras = adev->nbio.ras;
+	err = amdgpu_ras_register_ras_block(adev, &ras->ras_block);
+	if (err) {
+		dev_err(adev->dev, "Failed to register pcie_bif ras block!\n");
+		return err;
+	}
+
+	strcpy(ras->ras_block.ras_comm.name, "pcie_bif");
+	ras->ras_block.ras_comm.block = AMDGPU_RAS_BLOCK__PCIE_BIF;
+	ras->ras_block.ras_comm.type = AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE;
+	adev->nbio.ras_if = &ras->ras_block.ras_comm;
+
+	return 0;
+}
+
 int amdgpu_nbio_ras_late_init(struct amdgpu_device *adev, struct ras_common_if *ras_block)
 {
 	int r;