diff options
Diffstat (limited to 'drivers/staging/ccg/u_serial.h')
-rw-r--r-- | drivers/staging/ccg/u_serial.h | 65 |
1 files changed, 0 insertions, 65 deletions
diff --git a/drivers/staging/ccg/u_serial.h b/drivers/staging/ccg/u_serial.h deleted file mode 100644 index 9b0fe64..0000000 --- a/drivers/staging/ccg/u_serial.h +++ /dev/null @@ -1,65 +0,0 @@ -/* - * u_serial.h - interface to USB gadget "serial port"/TTY utilities - * - * Copyright (C) 2008 David Brownell - * Copyright (C) 2008 by Nokia Corporation - * - * This software is distributed under the terms of the GNU General - * Public License ("GPL") as published by the Free Software Foundation, - * either version 2 of that License or (at your option) any later version. - */ - -#ifndef __U_SERIAL_H -#define __U_SERIAL_H - -#include <linux/usb/composite.h> -#include <linux/usb/cdc.h> - -/* - * One non-multiplexed "serial" I/O port ... there can be several of these - * on any given USB peripheral device, if it provides enough endpoints. - * - * The "u_serial" utility component exists to do one thing: manage TTY - * style I/O using the USB peripheral endpoints listed here, including - * hookups to sysfs and /dev for each logical "tty" device. - * - * REVISIT at least ACM could support tiocmget() if needed. - * - * REVISIT someday, allow multiplexing several TTYs over these endpoints. - */ -struct gserial { - struct usb_function func; - - /* port is managed by gserial_{connect,disconnect} */ - struct gs_port *ioport; - - struct usb_ep *in; - struct usb_ep *out; - - /* REVISIT avoid this CDC-ACM support harder ... */ - struct usb_cdc_line_coding port_line_coding; /* 9600-8-N-1 etc */ - - /* notification callbacks */ - void (*connect)(struct gserial *p); - void (*disconnect)(struct gserial *p); - int (*send_break)(struct gserial *p, int duration); -}; - -/* utilities to allocate/free request and buffer */ -struct usb_request *gs_alloc_req(struct usb_ep *ep, unsigned len, gfp_t flags); -void gs_free_req(struct usb_ep *, struct usb_request *req); - -/* port setup/teardown is handled by gadget driver */ -int gserial_setup(struct usb_gadget *g, unsigned n_ports); -void gserial_cleanup(void); - -/* connect/disconnect is handled by individual functions */ -int gserial_connect(struct gserial *, u8 port_num); -void gserial_disconnect(struct gserial *); - -/* functions are bound to configurations by a config or gadget driver */ -int acm_bind_config(struct usb_configuration *c, u8 port_num); -int gser_bind_config(struct usb_configuration *c, u8 port_num); -int obex_bind_config(struct usb_configuration *c, u8 port_num); - -#endif /* __U_SERIAL_H */ |