131 struct usblp {  struct
132 	struct usb_device	*dev;			/* USB device */
133 	struct mutex		wmut;
134 	struct mutex		mut;
135 	spinlock_t		lock;		/* locks rcomplete, wcomplete */
136 	char			*readbuf;		/* read transfer_buffer */
137 	char			*statusbuf;		/* status transfer_buffer */
138 	struct usb_anchor	urbs;
139 	wait_queue_head_t	rwait, wwait;
140 	int			readcount;		/* Counter for reads */
141 	int			ifnum;			/* Interface number */
142 	struct usb_interface	*intf;			/* The interface */
168 static void usblp_dump(struct usblp *usblp)  in usblp_dump()
250 static int usblp_ctrl_msg(struct usblp *usblp, int request, int type, int dir, int recip, int value…  in usblp_ctrl_msg()
270 #define usblp_read_status(usblp, status)\  argument
272 #define usblp_get_id(usblp, config, id, maxlen)\  argument
274 #define usblp_reset(usblp)\  argument
277 #define usblp_hp_channel_change_request(usblp, channel, buffer) \  argument
293 	struct usblp *usblp = urb->context;  in usblp_bulk_read()  local
317 	struct usblp *usblp = urb->context;  in usblp_bulk_write()  local
346 static int usblp_check_status(struct usblp *usblp, int err)  in usblp_check_status()
377 static int handle_bidir(struct usblp *usblp)  in handle_bidir()
393 	struct usblp *usblp;  in usblp_open()  local
441 static void usblp_cleanup(struct usblp *usblp)  in usblp_cleanup()
452 static void usblp_unlink_urbs(struct usblp *usblp)  in usblp_unlink_urbs()
459 	struct usblp *usblp = file->private_data;  in usblp_release()  local
482 	struct usblp *usblp = file->private_data;  in usblp_poll()  local
495 	struct usblp *usblp = file->private_data;  in usblp_ioctl()  local
693 static struct urb *usblp_new_writeurb(struct usblp *usblp, int transfer_length)  in usblp_new_writeurb()
718 	struct usblp *usblp = file->private_data;  in usblp_write()  local
817 	struct usblp *usblp = file->private_data;  in usblp_read()  local
869 static int usblp_wwait(struct usblp *usblp, int nonblock)  in usblp_wwait()
907 static int usblp_wtest(struct usblp *usblp, int nonblock)  in usblp_wtest()
933 static int usblp_rwait_and_lock(struct usblp *usblp, int nonblock)  in usblp_rwait_and_lock()
959 static int usblp_rtest(struct usblp *usblp, int nonblock)  in usblp_rtest()
981 static int usblp_submit_read(struct usblp *usblp)  in usblp_submit_read()
1077 	struct usblp *usblp = usb_get_intfdata(intf);  in ieee1284_id_show()  local
1098 	struct usblp *usblp;  in usblp_probe()  local
1231 static int usblp_select_alts(struct usblp *usblp)  in usblp_select_alts()
1302 static int usblp_set_protocol(struct usblp *usblp, int protocol)  in usblp_set_protocol()
1329 static int usblp_cache_device_id_string(struct usblp *usblp)  in usblp_cache_device_id_string()
1360 	struct usblp *usblp = usb_get_intfdata(intf);  in usblp_disconnect()  local
1386 	struct usblp *usblp = usb_get_intfdata(intf);  in usblp_suspend()  local
1400 	struct usblp *usblp = usb_get_intfdata(intf);  in usblp_resume()  local