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serqt_usb2: drag screaming into the 21st century 

Fix the termios stuff but while we are at it do something about the rest of
it

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Alan Cox 2012-07-23 12:35:44 +01:00 committed by Greg Kroah-Hartman
parent 2d8a1001ee
commit 9b12daf708
1 changed files with 8 additions and 10 deletions
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18
drivers/staging/serqt_usb2/serqt_usb2.c
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@ -315,10 +315,8 @@ static void qt_read_bulk_callback(struct urb *urb)
}
tty = tty_port_tty_get(&port->port);
if (!tty) {
dbg("%s - bad tty pointer - exiting", __func__);
if (!tty)
return;
}
data = urb->transfer_buffer;
@ -364,7 +362,7 @@ static void qt_read_bulk_callback(struct urb *urb)
goto exit;
}
if (tty && RxCount) {
if (RxCount) {
flag_data = 0;
for (i = 0; i < RxCount; ++i) {
/* Look ahead code here */
@ -428,7 +426,7 @@ static void qt_read_bulk_callback(struct urb *urb)
dbg("%s - failed resubmitting read urb, error %d",
__func__, result);
else {
if (tty && RxCount) {
if (RxCount) {
tty_flip_buffer_push(tty);
tty_schedule_flip(tty);
}
@ -897,8 +895,6 @@ static int qt_open(struct tty_struct *tty,
* Put this here to make it responsive to stty and defaults set by
* the tty layer
*/
/* FIXME: is this needed? */
/* qt_set_termios(tty, port, NULL); */
/* Check to see if we've set up our endpoint info yet */
if (port0->open_ports == 1) {
@ -1195,7 +1191,7 @@ static void qt_set_termios(struct tty_struct *tty,
struct usb_serial_port *port,
struct ktermios *old_termios)
{
struct ktermios *termios = tty->termios;
struct ktermios *termios = &tty->termios;
unsigned char new_LCR = 0;
unsigned int cflag = termios->c_cflag;
unsigned int index;
@ -1204,7 +1200,7 @@ static void qt_set_termios(struct tty_struct *tty,
index = tty->index - port->serial->minor;
switch (cflag) {
switch (cflag & CSIZE) {
case CS5:
new_LCR |= SERIAL_5_DATA;
break;
@ -1215,6 +1211,8 @@ static void qt_set_termios(struct tty_struct *tty,
new_LCR |= SERIAL_7_DATA;
break;
default:
termios->c_cflag &= ~CSIZE;
termios->c_cflag |= CS8;
case CS8:
new_LCR |= SERIAL_8_DATA;
break;
@ -1301,7 +1299,7 @@ static void qt_set_termios(struct tty_struct *tty,
dbg(__FILE__ "BoxSetSW_FlowCtrl (diabling) failed\n");
}
tty->termios->c_cflag &= ~CMSPAR;
termios->c_cflag &= ~CMSPAR;
/* FIXME: Error cases should be returning the actual bits changed only */
}