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 static int usblp_hp_channel_change_request(struct usblp *usblp, int channel, u8 *new_channel)  in usblp_hp_channel_change_request()
310 	struct usblp *usblp = urb->context;  in usblp_bulk_read()  local
334 	struct usblp *usblp = urb->context;  in usblp_bulk_write()  local
363 static int usblp_check_status(struct usblp *usblp, int err)  in usblp_check_status()
394 static int handle_bidir(struct usblp *usblp)  in handle_bidir()
410 	struct usblp *usblp;  in usblp_open()  local
458 static void usblp_cleanup(struct usblp *usblp)  in usblp_cleanup()
469 static void usblp_unlink_urbs(struct usblp *usblp)  in usblp_unlink_urbs()
476 	struct usblp *usblp = file->private_data;  in usblp_release()  local
497 	struct usblp *usblp = file->private_data;  in usblp_poll()  local
521 	struct usblp *usblp = file->private_data;  in usblp_ioctl()  local
719 static struct urb *usblp_new_writeurb(struct usblp *usblp, int transfer_length)  in usblp_new_writeurb()
744 	struct usblp *usblp = file->private_data;  in usblp_write()  local
843 	struct usblp *usblp = file->private_data;  in usblp_read()  local
900 static int usblp_wwait(struct usblp *usblp, int nonblock)  in usblp_wwait()
938 static int usblp_wtest(struct usblp *usblp, int nonblock)  in usblp_wtest()
964 static int usblp_rwait_and_lock(struct usblp *usblp, int nonblock)  in usblp_rwait_and_lock()
990 static int usblp_rtest(struct usblp *usblp, int nonblock)  in usblp_rtest()
1012 static int usblp_submit_read(struct usblp *usblp)  in usblp_submit_read()
1108 	struct usblp *usblp = usb_get_intfdata(intf);  in ieee1284_id_show()  local
1129 	struct usblp *usblp;  in usblp_probe()  local
1262 static int usblp_select_alts(struct usblp *usblp)  in usblp_select_alts()
1333 static int usblp_set_protocol(struct usblp *usblp, int protocol)  in usblp_set_protocol()
1363 static int usblp_cache_device_id_string(struct usblp *usblp)  in usblp_cache_device_id_string()
1394 	struct usblp *usblp = usb_get_intfdata(intf);  in usblp_disconnect()  local
1422 	struct usblp *usblp = usb_get_intfdata(intf);  in usblp_suspend()  local
1436 	struct usblp *usblp = usb_get_intfdata(intf);  in usblp_resume()  local