drm/amd: Pass drm_device to kfd

kfd needs drm_device to call into drm_cgroup functions

Signed-off-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdkfd/kfd_device.c

@@ -533,10 +533,12 @@ static void kfd_cwsr_init(struct kfd_dev *kfd)
 }
 
 bool kgd2kfd_device_init(struct kfd_dev *kfd,
+			 struct drm_device *ddev,
 			 const struct kgd2kfd_shared_resources *gpu_resources)
 {
 	unsigned int size;
 
+	kfd->ddev = ddev;
 	kfd->mec_fw_version = amdgpu_amdkfd_get_fw_version(kfd->kgd,
 			KGD_ENGINE_MEC1);
 	kfd->sdma_fw_version = amdgpu_amdkfd_get_fw_version(kfd->kgd,

drivers/gpu/drm/amd/amdkfd/kfd_priv.h

@@ -47,6 +47,8 @@
 /* GPU ID hash width in bits */
 #define KFD_GPU_ID_HASH_WIDTH 16
 
+struct drm_device;
+
 /* Use upper bits of mmap offset to store KFD driver specific information.
  * BITS[63:62] - Encode MMAP type
  * BITS[61:46] - Encode gpu_id. To identify to which GPU the offset belongs to
@@ -226,6 +228,7 @@ struct kfd_dev {
 
 	const struct kfd_device_info *device_info;
 	struct pci_dev *pdev;
+	struct drm_device *ddev;
 
 	unsigned int id;		/* topology stub index */