drm/amdgpu: Move vcn ras block init to ras sw_init

Initialize vcn ras block only when vcn ip block
supports ras features. Driver queries ras capabilities
after early_init, ras block init needs to be moved to
sw_int.
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Stanley Yang <Stanley.Yang@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c

@@ -1162,19 +1162,28 @@ int amdgpu_vcn_process_poison_irq(struct amdgpu_device *adev,
 	return 0;
 }
 
-void amdgpu_vcn_set_ras_funcs(struct amdgpu_device *adev)
+int amdgpu_vcn_ras_sw_init(struct amdgpu_device *adev)
 {
+	int err;
+	struct amdgpu_vcn_ras *ras;
+
 	if (!adev->vcn.ras)
-		return;
+		return 0;
 
-	amdgpu_ras_register_ras_block(adev, &adev->vcn.ras->ras_block);
+	ras = adev->vcn.ras;
+	err = amdgpu_ras_register_ras_block(adev, &ras->ras_block);
+	if (err) {
+		dev_err(adev->dev, "Failed to register vcn ras block!\n");
+		return err;
+	}
 
-	strcpy(adev->vcn.ras->ras_block.ras_comm.name, "vcn");
-	adev->vcn.ras->ras_block.ras_comm.block = AMDGPU_RAS_BLOCK__VCN;
-	adev->vcn.ras->ras_block.ras_comm.type = AMDGPU_RAS_ERROR__POISON;
-	adev->vcn.ras_if = &adev->vcn.ras->ras_block.ras_comm;
+	strcpy(ras->ras_block.ras_comm.name, "vcn");
+	ras->ras_block.ras_comm.block = AMDGPU_RAS_BLOCK__VCN;
+	ras->ras_block.ras_comm.type = AMDGPU_RAS_ERROR__POISON;
+	adev->vcn.ras_if = &ras->ras_block.ras_comm;
 
-	/* If don't define special ras_late_init function, use default ras_late_init */
-	if (!adev->vcn.ras->ras_block.ras_late_init)
-		adev->vcn.ras->ras_block.ras_late_init = amdgpu_ras_block_late_init;
+	if (!ras->ras_block.ras_late_init)
+		ras->ras_block.ras_late_init = amdgpu_ras_block_late_init;
+
+	return 0;
 }

drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h

@@ -400,6 +400,6 @@ void amdgpu_debugfs_vcn_fwlog_init(struct amdgpu_device *adev,
 int amdgpu_vcn_process_poison_irq(struct amdgpu_device *adev,
 			struct amdgpu_irq_src *source,
 			struct amdgpu_iv_entry *entry);
-void amdgpu_vcn_set_ras_funcs(struct amdgpu_device *adev);
+int amdgpu_vcn_ras_sw_init(struct amdgpu_device *adev);
 
 #endif

drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c

@@ -225,6 +225,10 @@ static int vcn_v2_5_sw_init(void *handle)
 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
 		adev->vcn.pause_dpg_mode = vcn_v2_5_pause_dpg_mode;
 
+	r = amdgpu_vcn_ras_sw_init(adev);
+	if (r)
+		return r;
+
 	return 0;
 }
 
@@ -2031,6 +2035,4 @@ static void vcn_v2_5_set_ras_funcs(struct amdgpu_device *adev)
 	default:
 		break;
 	}
-
-	amdgpu_vcn_set_ras_funcs(adev);
 }

drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c

@@ -181,6 +181,10 @@ static int vcn_v4_0_sw_init(void *handle)
 	if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
 		adev->vcn.pause_dpg_mode = vcn_v4_0_pause_dpg_mode;
 
+	r = amdgpu_vcn_ras_sw_init(adev);
+	if (r)
+		return r;
+
 	return 0;
 }
 
@@ -2123,6 +2127,4 @@ static void vcn_v4_0_set_ras_funcs(struct amdgpu_device *adev)
 	default:
 		break;
 	}
-
-	amdgpu_vcn_set_ras_funcs(adev);
 }