lkml.org 
[lkml]   [2018]   [Sep]   [13]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 24/50] io_ti: switch to ->get_serial()
Date
From: Al Viro <viro@zeniv.linux.org.uk>

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
drivers/usb/serial/io_ti.c | 47 ++++++++++++++--------------------------------
1 file changed, 14 insertions(+), 33 deletions(-)

diff --git a/drivers/usb/serial/io_ti.c b/drivers/usb/serial/io_ti.c
index 6d1d6efa3055..c327d4cf7928 100644
--- a/drivers/usb/serial/io_ti.c
+++ b/drivers/usb/serial/io_ti.c
@@ -2437,47 +2437,28 @@ static int edge_tiocmget(struct tty_struct *tty)
return result;
}

-static int get_serial_info(struct edgeport_port *edge_port,
- struct serial_struct __user *retinfo)
+static int get_serial_info(struct tty_struct *tty,
+ struct serial_struct *ss)
{
- struct serial_struct tmp;
+ struct usb_serial_port *port = tty->driver_data;
+ struct edgeport_port *edge_port = usb_get_serial_port_data(port);
unsigned cwait;

cwait = edge_port->port->port.closing_wait;
if (cwait != ASYNC_CLOSING_WAIT_NONE)
cwait = jiffies_to_msecs(cwait) / 10;

- memset(&tmp, 0, sizeof(tmp));
-
- tmp.type = PORT_16550A;
- tmp.line = edge_port->port->minor;
- tmp.port = edge_port->port->port_number;
- tmp.irq = 0;
- tmp.xmit_fifo_size = edge_port->port->bulk_out_size;
- tmp.baud_base = 9600;
- tmp.close_delay = 5*HZ;
- tmp.closing_wait = cwait;
-
- if (copy_to_user(retinfo, &tmp, sizeof(*retinfo)))
- return -EFAULT;
+ ss->type = PORT_16550A;
+ ss->line = edge_port->port->minor;
+ ss->port = edge_port->port->port_number;
+ ss->irq = 0;
+ ss->xmit_fifo_size = edge_port->port->bulk_out_size;
+ ss->baud_base = 9600;
+ ss->close_delay = 5*HZ;
+ ss->closing_wait = cwait;
return 0;
}

-static int edge_ioctl(struct tty_struct *tty,
- unsigned int cmd, unsigned long arg)
-{
- struct usb_serial_port *port = tty->driver_data;
- struct edgeport_port *edge_port = usb_get_serial_port_data(port);
-
- switch (cmd) {
- case TIOCGSERIAL:
- dev_dbg(&port->dev, "%s - TIOCGSERIAL\n", __func__);
- return get_serial_info(edge_port,
- (struct serial_struct __user *) arg);
- }
- return -ENOIOCTLCMD;
-}
-
static void edge_break(struct tty_struct *tty, int break_state)
{
struct usb_serial_port *port = tty->driver_data;
@@ -2738,7 +2719,7 @@ static struct usb_serial_driver edgeport_1port_device = {
.release = edge_release,
.port_probe = edge_port_probe,
.port_remove = edge_port_remove,
- .ioctl = edge_ioctl,
+ .get_serial = get_serial_info,
.set_termios = edge_set_termios,
.tiocmget = edge_tiocmget,
.tiocmset = edge_tiocmset,
@@ -2777,7 +2758,7 @@ static struct usb_serial_driver edgeport_2port_device = {
.release = edge_release,
.port_probe = edge_port_probe,
.port_remove = edge_port_remove,
- .ioctl = edge_ioctl,
+ .get_serial = get_serial_info,
.set_termios = edge_set_termios,
.tiocmget = edge_tiocmget,
.tiocmset = edge_tiocmset,
--
2.11.0
\
 
 \ /
  Last update: 2018-09-13 04:44    [W:0.361 / U:0.696 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site