[PATCH 1/2] drm/amdkfd: initialise kgd field inside kfd device_init

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From: pding <Pixel.Ding@xxxxxxx>

kgd field is dependent on kgd device_init. Move the assignment
to kfd device_init.

Signed-off-by: pding <Pixel.Ding at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c      | 6 +++---
 drivers/gpu/drm/amd/amdkfd/kfd_device.c         | 8 ++++----
 drivers/gpu/drm/amd/amdkfd/kfd_priv.h           | 6 +++---
 drivers/gpu/drm/amd/include/kgd_kfd_interface.h | 4 ++--
 drivers/gpu/drm/radeon/radeon_kfd.c             | 6 +++---
 5 files changed, 15 insertions(+), 15 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
index c70cda0..5b10ce9 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
@@ -89,8 +89,7 @@ void amdgpu_amdkfd_device_probe(struct amdgpu_device *adev)
 		return;
 	}
 
-	adev->kfd = kgd2kfd->probe((struct kgd_dev *)adev,
-				   adev->pdev, kfd2kgd);
+	adev->kfd = kgd2kfd->probe(adev->pdev, kfd2kgd);
 }
 
 void amdgpu_amdkfd_device_init(struct amdgpu_device *adev)
@@ -131,7 +130,8 @@ void amdgpu_amdkfd_device_init(struct amdgpu_device *adev)
 				&gpu_resources.doorbell_aperture_size,
 				&gpu_resources.doorbell_start_offset);
 
-		kgd2kfd->device_init(adev->kfd, &gpu_resources);
+		kgd2kfd->device_init(adev->kfd, (struct kgd_dev *)adev,
+				     &gpu_resources);
 	}
 }
 
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device.c b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
index 5df12b2..b95fc61 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
@@ -109,8 +109,8 @@ static const struct kfd_device_info *lookup_device_info(unsigned short did)
 	return NULL;
 }
 
-struct kfd_dev *kgd2kfd_probe(struct kgd_dev *kgd,
-	struct pci_dev *pdev, const struct kfd2kgd_calls *f2g)
+struct kfd_dev *kgd2kfd_probe(struct pci_dev *pdev,
+			      const struct kfd2kgd_calls *f2g)
 {
 	struct kfd_dev *kfd;
 
@@ -126,7 +126,6 @@ struct kfd_dev *kgd2kfd_probe(struct kgd_dev *kgd,
 	if (!kfd)
 		return NULL;
 
-	kfd->kgd = kgd;
 	kfd->device_info = device_info;
 	kfd->pdev = pdev;
 	kfd->init_complete = false;
@@ -217,11 +216,12 @@ static int iommu_invalid_ppr_cb(struct pci_dev *pdev, int pasid,
 	return AMD_IOMMU_INV_PRI_RSP_INVALID;
 }
 
-bool kgd2kfd_device_init(struct kfd_dev *kfd,
+bool kgd2kfd_device_init(struct kfd_dev *kfd, struct kgd_dev *kgd,
 			 const struct kgd2kfd_shared_resources *gpu_resources)
 {
 	unsigned int size;
 
+	kfd->kgd = kgd;
 	kfd->shared_resources = *gpu_resources;
 
 	/* calculate max size of mqds needed for queues */
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
index 4cb90f5..cf97e7f 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
@@ -200,9 +200,9 @@ struct kfd_dev {
 
 /* KGD2KFD callbacks */
 void kgd2kfd_exit(void);
-struct kfd_dev *kgd2kfd_probe(struct kgd_dev *kgd,
-			struct pci_dev *pdev, const struct kfd2kgd_calls *f2g);
-bool kgd2kfd_device_init(struct kfd_dev *kfd,
+struct kfd_dev *kgd2kfd_probe(struct pci_dev *pdev,
+			      const struct kfd2kgd_calls *f2g);
+bool kgd2kfd_device_init(struct kfd_dev *kfd, struct kgd_dev *kgd,
 			const struct kgd2kfd_shared_resources *gpu_resources);
 void kgd2kfd_device_exit(struct kfd_dev *kfd);
 
diff --git a/drivers/gpu/drm/amd/include/kgd_kfd_interface.h b/drivers/gpu/drm/amd/include/kgd_kfd_interface.h
index f516fd1..f9ca238 100644
--- a/drivers/gpu/drm/amd/include/kgd_kfd_interface.h
+++ b/drivers/gpu/drm/amd/include/kgd_kfd_interface.h
@@ -248,9 +248,9 @@ struct kfd2kgd_calls {
  */
 struct kgd2kfd_calls {
 	void (*exit)(void);
-	struct kfd_dev* (*probe)(struct kgd_dev *kgd, struct pci_dev *pdev,
+	struct kfd_dev* (*probe)(struct pci_dev *pdev,
 		const struct kfd2kgd_calls *f2g);
-	bool (*device_init)(struct kfd_dev *kfd,
+	bool (*device_init)(struct kfd_dev *kfd, struct kgd_dev *kgd,
 			const struct kgd2kfd_shared_resources *gpu_resources);
 	void (*device_exit)(struct kfd_dev *kfd);
 	void (*interrupt)(struct kfd_dev *kfd, const void *ih_ring_entry);
diff --git a/drivers/gpu/drm/radeon/radeon_kfd.c b/drivers/gpu/drm/radeon/radeon_kfd.c
index 385b4d7..083deb1 100644
--- a/drivers/gpu/drm/radeon/radeon_kfd.c
+++ b/drivers/gpu/drm/radeon/radeon_kfd.c
@@ -181,8 +181,7 @@ void radeon_kfd_fini(void)
 void radeon_kfd_device_probe(struct radeon_device *rdev)
 {
 	if (kgd2kfd)
-		rdev->kfd = kgd2kfd->probe((struct kgd_dev *)rdev,
-			rdev->pdev, &kfd2kgd);
+		rdev->kfd = kgd2kfd->probe(rdev->pdev, &kfd2kgd);
 }
 
 void radeon_kfd_device_init(struct radeon_device *rdev)
@@ -214,7 +213,8 @@ void radeon_kfd_device_init(struct radeon_device *rdev)
 				&gpu_resources.doorbell_aperture_size,
 				&gpu_resources.doorbell_start_offset);
 
-		kgd2kfd->device_init(rdev->kfd, &gpu_resources);
+		kgd2kfd->device_init(rdev->kfd, (struct kgd_dev *)rdev,
+				     &gpu_resources);
 	}
 }
 
-- 
2.9.5



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