[PATCH 5/7] drm/amdgpu: add mmhub ras_late_init callback function

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The function will be called in late init phase to do mmhub
ras init

Signed-off-by: Hawking Zhang <Hawking.Zhang@xxxxxxx>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_mmhub.h |  1 +
 drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c     | 21 ++-------------------
 drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c   | 28 ++++++++++++++++++++++++++++
 3 files changed, 31 insertions(+), 19 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mmhub.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_mmhub.h
index 2d75ecf..df04c71 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mmhub.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mmhub.h
@@ -23,6 +23,7 @@
 
 struct amdgpu_mmhub_funcs {
 	void (*ras_init)(struct amdgpu_device *adev);
+	int (*ras_late_init)(struct amdgpu_device *adev);
 	void (*query_ras_error_count)(struct amdgpu_device *adev,
 					void *ras_error_status);
 };
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index 8dc13d2..26a6956 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -762,7 +762,6 @@ static int gmc_v9_0_ecc_late_init(void *handle)
 {
 	int r;
 	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
-	struct ras_ih_if mmhub_ih_info;
 	struct ras_fs_if umc_fs_info = {
 		.sysfs_name = "umc_err_count",
 		.debugfs_name = "umc_err_inject",
@@ -770,10 +769,6 @@ static int gmc_v9_0_ecc_late_init(void *handle)
 	struct ras_ih_if umc_ih_info = {
 		.cb = gmc_v9_0_process_ras_data_cb,
 	};
-	struct ras_fs_if mmhub_fs_info = {
-		.sysfs_name = "mmhub_err_count",
-		.debugfs_name = "mmhub_err_inject",
-	};
 
 	if (!adev->gmc.umc_ras_if) {
 		adev->gmc.umc_ras_if = kmalloc(sizeof(struct ras_common_if), GFP_KERNEL);
@@ -797,25 +792,13 @@ static int gmc_v9_0_ecc_late_init(void *handle)
 			goto free;
 	}
 
-	if (!adev->gmc.mmhub_ras_if) {
-		adev->gmc.mmhub_ras_if = kmalloc(sizeof(struct ras_common_if), GFP_KERNEL);
-		if (!adev->gmc.mmhub_ras_if)
-			return -ENOMEM;
-		adev->gmc.mmhub_ras_if->block = AMDGPU_RAS_BLOCK__MMHUB;
-		adev->gmc.mmhub_ras_if->type = AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE;
-		adev->gmc.mmhub_ras_if->sub_block_index = 0;
-		strcpy(adev->gmc.mmhub_ras_if->name, "mmhub");
-	}
-	mmhub_ih_info.head = mmhub_fs_info.head = *adev->gmc.mmhub_ras_if;
-	r = amdgpu_ras_late_init(adev, adev->gmc.mmhub_ras_if,
-				 &mmhub_fs_info, &mmhub_ih_info);
+	r = adev->mmhub_funcs->ras_late_init(adev);
 	if (r)
-		goto free;
+		return r;
 
 	return 0;
 free:
 	kfree(adev->gmc.umc_ras_if);
-	kfree(adev->gmc.mmhub_ras_if);
 	return r;
 }
 
diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c
index 04cd4b6..9f7d5d1 100644
--- a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c
@@ -31,6 +31,7 @@
 #include "vega10_enum.h"
 
 #include "soc15_common.h"
+#include "amdgpu_ras.h"
 
 #define mmDAGB0_CNTL_MISC2_RV 0x008f
 #define mmDAGB0_CNTL_MISC2_RV_BASE_IDX 0
@@ -615,6 +616,33 @@ static void mmhub_v1_0_query_ras_error_count(struct amdgpu_device *adev,
 	}
 }
 
+static int mmhub_v1_0_ras_late_init(struct amdgpu_device *adev)
+{
+	int r;
+	struct ras_ih_if mmhub_ih_info;
+	struct ras_fs_if mmhub_fs_info = {
+		.sysfs_name = "mmhub_err_count",
+		.debugfs_name = "mmhub_err_inject",
+	};
+
+	if (!adev->gmc.mmhub_ras_if) {
+		adev->gmc.mmhub_ras_if = kmalloc(sizeof(struct ras_common_if), GFP_KERNEL);
+		if (!adev->gmc.mmhub_ras_if)
+			return -ENOMEM;
+		adev->gmc.mmhub_ras_if->block = AMDGPU_RAS_BLOCK__MMHUB;
+		adev->gmc.mmhub_ras_if->type = AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE;
+		adev->gmc.mmhub_ras_if->sub_block_index = 0;
+		strcpy(adev->gmc.mmhub_ras_if->name, "mmhub");
+	}
+	mmhub_ih_info.head = mmhub_fs_info.head = *adev->gmc.mmhub_ras_if;
+	r = amdgpu_ras_late_init(adev, adev->gmc.mmhub_ras_if,
+				 &mmhub_fs_info, &mmhub_ih_info);
+	if (r)
+		kfree(adev->gmc.mmhub_ras_if);
+	return r;
+}
+
 const struct amdgpu_mmhub_funcs mmhub_v1_0_funcs = {
+	.ras_late_init = mmhub_v1_0_ras_late_init,
 	.query_ras_error_count = mmhub_v1_0_query_ras_error_count,
 };
-- 
2.7.4

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