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USB: ark3116: update termios handling

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- Set the i/ospeed in the initial termios properly

- Use the tty_encode_baud_rate functions to report resulting rates properly

Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Alan Cox 2007-10-18 01:24:17 -07:00 committed by Greg Kroah-Hartman
parent 149b36eae2
commit adb5dca17d
1 changed files with 11 additions and 2 deletions
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13
drivers/usb/serial/ark3116.c
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@ -161,7 +161,8 @@ static void ark3116_set_termios(struct usb_serial_port *port,
{
struct usb_serial *serial = port->serial;
struct ark3116_private *priv = usb_get_serial_port_data(port);
unsigned int cflag = port->tty->termios->c_cflag;
struct ktermios *termios = port->tty->termios;
unsigned int cflag = termios->c_cflag;
unsigned long flags;
int baud;
int ark3116_baud;
@ -177,11 +178,14 @@ static void ark3116_set_termios(struct usb_serial_port *port,
*(port->tty->termios) = tty_std_termios;
port->tty->termios->c_cflag = B9600 | CS8
| CREAD | HUPCL | CLOCAL;
termios->c_ispeed = 9600;
termios->c_ospeed = 9600;
priv->termios_initialized = 1;
}
spin_unlock_irqrestore(&priv->lock, flags);
cflag = port->tty->termios->c_cflag;
cflag = termios->c_cflag;
termios->c_cflag &= ~(CMSPAR|CRTSCTS);
buf = kmalloc(1, GFP_KERNEL);
if (!buf) {
@ -254,9 +258,13 @@ static void ark3116_set_termios(struct usb_serial_port *port,
case 115200:
case 230400:
case 460800:
/* Report the resulting rate back to the caller */
tty_encode_baud_rate(port->tty, baud, baud);
break;
/* set 9600 as default (if given baudrate is invalid for example) */
default:
tty_encode_baud_rate(port->tty, 9600, 9600);
case 0:
baud = 9600;
}
@ -302,6 +310,7 @@ static void ark3116_set_termios(struct usb_serial_port *port,
/* TEST ARK3116_SND(154, 0xFE, 0x40, 0xFFFF, 0x0006); */
kfree(buf);
return;
}