usb/serial/mos7840.c

233 struct moschip_port {  struct
234 	int port_num;		/*Actual port number in the device(1,2,etc) */
235 	struct urb *write_urb;	/* write URB for this port */
236 	struct urb *read_urb;	/* read URB for this port */
237 	struct urb *int_urb;
238 	__u8 shadowLCR;		/* last LCR value received */
239 	__u8 shadowMCR;		/* last MCR value received */
240 	char open;
241 	char open_ports;
242 	char zombie;
243 	wait_queue_head_t wait_chase;	/* for handling sleeping while waiting for chase to finish */
244 …ait_queue_head_t delta_msr_wait;	/* for handling sleeping while waiting for msr change to happen */
245 	int delta_msr_cond;
246 	struct async_icount icount;
247 	struct usb_serial_port *port;	/* loop back to the owner of this object */
250 	__u8 SpRegOffset;
251 	__u8 ControlRegOffset;
252 	__u8 DcrRegOffset;
254 	struct urb *control_urb;
255 	struct usb_ctrlrequest *dr;
256 	char *ctrl_buf;
257 	int MsrLsr;
259 	spinlock_t pool_lock;
260 	struct urb *write_urb_pool[NUM_URBS];
261 	char busy[NUM_URBS];
262 	bool read_urb_busy;