/*
* 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>
#define MAX_U_SERIAL_PORTS 4
struct f_serial_opts {
struct usb_function_instance func_inst;
u8 port_num;
};
/*
* 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);
/* management of individual TTY ports */
int gserial_alloc_line(unsigned char *port_line);
void gserial_free_line(unsigned char port_line);
/* 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 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 */
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<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/log/?id=2194bd1080210c6e85ea262cda9ad0135b3f3c87&showmsg=1'>root</a>/<a href='/cgit.cgi/linux/net-next.git/log/net?id=2194bd1080210c6e85ea262cda9ad0135b3f3c87&showmsg=1'>net</a>/<a href='/cgit.cgi/linux/net-next.git/log/net/sched?id=2194bd1080210c6e85ea262cda9ad0135b3f3c87&showmsg=1'>sched</a>/<a href='/cgit.cgi/linux/net-next.git/log/net/sched/act_ife.c?id=2194bd1080210c6e85ea262cda9ad0135b3f3c87&showmsg=1'>act_ife.c</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/cgit.cgi/linux/net-next.git/log/net/sched/act_ife.c?id=2194bd1080210c6e85ea262cda9ad0135b3f3c87'>Collapse</a>)</th><th class='left'>Author</th><th class='left'>Files</th><th class='left'>Lines</th></tr>
<tr class='logheader'><td><span title='2017-02-03 15:16:46 -0500'>2017-02-03</span></td><td class='logsubject'><a href='/cgit.cgi/linux/net-next.git/commit/net/sched/act_ife.c?id=295a6e06d21e1f469c9f38b00125a13b60ad4e7c'>net/sched: act_ife: Change to use ife module</a></td><td>Yotam Gigi</td><td>1</td><td><span class='deletions'>-78</span>/<span class='insertions'>+32</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
Use the encode/decode functionality from the ife module instead of using
implementation inside the act_ife.
Reviewed-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: Yotam Gigi <yotamg@mellanox.com>
Signed-off-by: Jamal Hadi Salim <jhs@mojatatu.com>
Signed-off-by: Roman Mashak <mrv@mojatatu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
</td></tr>
<tr class='logheader'><td><span title='2017-02-03 15:16:45 -0500'>2017-02-03</span></td><td class='logsubject'><a href='/cgit.cgi/linux/net-next.git/commit/net/sched/act_ife.c?id=1d5e7c859e81a66674d194c346119d154d31e9dc'>net/sched: act_ife: Unexport ife_tlv_meta_encode</a></td><td>Yotam Gigi</td><td>1</td><td><span class='deletions'>-2</span>/<span class='insertions'>+2</span></td></tr>
<tr class='nohover-highlight'><td/><td colspan='5' class='logmsg'>
As the function ife_tlv_meta_encode is not used by any other module,
unexport it and make it static for the act_ife module.
Signed-off-by: Yotam Gigi <yotamg@mellanox.com>
Signed-off-by: Jamal Hadi Salim <jhs@mojatatu.com>
Signed-off-by: Roman Mashak <mrv@mojatatu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
</td></tr>