kfd_iommu_device_init  683 drivers/gpu/drm/amd/amdkfd/kfd_device.c 	if (kfd_iommu_device_init(kfd)) {
kfd_iommu_device_init   31 drivers/gpu/drm/amd/amdkfd/kfd_iommu.h int kfd_iommu_device_init(struct kfd_dev *kfd);