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USB: mos7720: clean up termios

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Remove lots of NULL checks that can no longer occur
Encode the baud rate back into the termios (again someone with docs see
FIXME to improve this further)

Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Alan Cox 2008-01-03 17:01:18 +00:00 committed by Greg Kroah-Hartman
parent 487dc9225a
commit 65d063ab21
1 changed files with 8 additions and 20 deletions
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28
drivers/usb/serial/mos7720.c
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@ -1040,11 +1040,6 @@ static void change_port_settings(struct moschip_port *mos7720_port,
tty = mos7720_port->port->tty;
if ((!tty) || (!tty->termios)) {
dbg("%s - no tty structures", __FUNCTION__);
return;
}
dbg("%s: Entering ..........", __FUNCTION__);
lData = UART_LCR_WLEN8;
@ -1175,7 +1170,10 @@ static void change_port_settings(struct moschip_port *mos7720_port,
dbg("%s - baud rate = %d", __FUNCTION__, baud);
status = send_cmd_write_baud_rate(mos7720_port, baud);
/* FIXME: needs to write actual resulting baud back not just
blindly do so */
if (cflag & CBAUD)
tty_encode_baud_rate(tty, baud, baud);
/* Enable Interrupts */
data = 0x0c;
send_mos_cmd(serial, MOS_WRITE, port_number, UART_IER, &data);
@ -1214,10 +1212,6 @@ static void mos7720_set_termios(struct usb_serial_port *port,
tty = port->tty;
if (!port->tty || !port->tty->termios) {
dbg("%s - no tty or termios", __FUNCTION__);
return;
}
if (!mos7720_port->open) {
dbg("%s - port not opened", __FUNCTION__);
@ -1228,19 +1222,13 @@ static void mos7720_set_termios(struct usb_serial_port *port,
cflag = tty->termios->c_cflag;
if (!cflag) {
printk("%s %s\n",__FUNCTION__,"cflag is NULL");
return;
}
dbg("%s - clfag %08x iflag %08x", __FUNCTION__,
dbg("%s - cflag %08x iflag %08x", __FUNCTION__,
tty->termios->c_cflag,
RELEVANT_IFLAG(tty->termios->c_iflag));
if (old_termios)
dbg("%s - old clfag %08x old iflag %08x", __FUNCTION__,
old_termios->c_cflag,
RELEVANT_IFLAG(old_termios->c_iflag));
dbg("%s - old cflag %08x old iflag %08x", __FUNCTION__,
old_termios->c_cflag,
RELEVANT_IFLAG(old_termios->c_iflag));
dbg("%s - port %d", __FUNCTION__, port->number);