144 struct kfd_dev {  struct
147 	const struct kfd_device_info *device_info;  argument
148 	struct pci_dev *pdev;
150 	unsigned int id;		/* topology stub index */
152 	phys_addr_t doorbell_base;	/* Start of actual doorbells used by
156 	size_t doorbell_id_offset;	/* Doorbell offset (from KFD doorbell
160 	size_t doorbell_process_limit;	/* Number of processes we have doorbell
163 	u32 __iomem *doorbell_kernel_ptr; /* This is a pointer for a doorbells
167 	struct kgd2kfd_shared_resources shared_resources;
169 	const struct kfd2kgd_calls *kfd2kgd;
170 	struct mutex doorbell_mutex;
174 	void *gtt_mem;
175 	uint64_t gtt_start_gpu_addr;
176 	void *gtt_start_cpu_ptr;
177 	void *gtt_sa_bitmap;
178 	struct mutex gtt_sa_lock;
179 	unsigned int gtt_sa_chunk_size;
180 	unsigned int gtt_sa_num_of_chunks;
206 struct kfd_dev *kgd2kfd_probe(struct kgd_dev *kgd,  argument