137 struct usblp {  struct
138 	struct usb_device	*dev;			/* USB device */
139 	struct mutex		wmut;
140 	struct mutex		mut;
141 	spinlock_t		lock;		/* locks rcomplete, wcomplete */
142 	char			*readbuf;		/* read transfer_buffer */
143 	char			*statusbuf;		/* status transfer_buffer */
144 	struct usb_anchor	urbs;
145 	wait_queue_head_t	rwait, wwait;
146 	int			readcount;		/* Counter for reads */
147 	int			ifnum;			/* Interface number */
148 	struct usb_interface	*intf;			/* The interface */
172 static void usblp_dump(struct usblp *usblp)  in usblp_dump()
254 static int usblp_ctrl_msg(struct usblp *usblp, int request, int type, int dir, int recip, int value…  in usblp_ctrl_msg()
274 #define usblp_read_status(usblp, status)\  argument
276 #define usblp_get_id(usblp, config, id, maxlen)\  argument
278 #define usblp_reset(usblp)\  argument
281 #define usblp_hp_channel_change_request(usblp, channel, buffer) \  argument
297 	struct usblp *usblp = urb->context;  in usblp_bulk_read()  local
320 	struct usblp *usblp = urb->context;  in usblp_bulk_write()  local
348 static int usblp_check_status(struct usblp *usblp, int err)  in usblp_check_status()
379 static int handle_bidir(struct usblp *usblp)  in handle_bidir()
395 	struct usblp *usblp;  in usblp_open()  local
443 static void usblp_cleanup(struct usblp *usblp)  in usblp_cleanup()
453 static void usblp_unlink_urbs(struct usblp *usblp)  in usblp_unlink_urbs()
460 	struct usblp *usblp = file->private_data;  in usblp_release()  local
481 	struct usblp *usblp = file->private_data;  in usblp_poll()  local
494 	struct usblp *usblp = file->private_data;  in usblp_ioctl()  local
691 static struct urb *usblp_new_writeurb(struct usblp *usblp, int transfer_length)  in usblp_new_writeurb()
714 	struct usblp *usblp = file->private_data;  in usblp_write()  local
812 	struct usblp *usblp = file->private_data;  in usblp_read()  local
864 static int usblp_wwait(struct usblp *usblp, int nonblock)  in usblp_wwait()
902 static int usblp_wtest(struct usblp *usblp, int nonblock)  in usblp_wtest()
928 static int usblp_rwait_and_lock(struct usblp *usblp, int nonblock)  in usblp_rwait_and_lock()
954 static int usblp_rtest(struct usblp *usblp, int nonblock)  in usblp_rtest()
976 static int usblp_submit_read(struct usblp *usblp)  in usblp_submit_read()
1071 	struct usblp *usblp = usb_get_intfdata(intf);  in usblp_show_ieee1284_id()  local
1086 	struct usblp *usblp;  in usblp_probe()  local
1218 static int usblp_select_alts(struct usblp *usblp)  in usblp_select_alts()
1295 static int usblp_set_protocol(struct usblp *usblp, int protocol)  in usblp_set_protocol()
1322 static int usblp_cache_device_id_string(struct usblp *usblp)  in usblp_cache_device_id_string()
1353 	struct usblp *usblp = usb_get_intfdata(intf);  in usblp_disconnect()  local
1381 	struct usblp *usblp = usb_get_intfdata(intf);  in usblp_suspend()  local
1395 	struct usblp *usblp = usb_get_intfdata(intf);  in usblp_resume()  local