diff options
Diffstat (limited to 'drivers/usb/serial/spcp8x5.c')
-rw-r--r-- | drivers/usb/serial/spcp8x5.c | 21 |
1 files changed, 10 insertions, 11 deletions
diff --git a/drivers/usb/serial/spcp8x5.c b/drivers/usb/serial/spcp8x5.c index 8b312a05a353..61e7c40b94fb 100644 --- a/drivers/usb/serial/spcp8x5.c +++ b/drivers/usb/serial/spcp8x5.c | |||
@@ -299,7 +299,6 @@ struct spcp8x5_private { | |||
299 | wait_queue_head_t delta_msr_wait; | 299 | wait_queue_head_t delta_msr_wait; |
300 | u8 line_control; | 300 | u8 line_control; |
301 | u8 line_status; | 301 | u8 line_status; |
302 | u8 termios_initialized; | ||
303 | }; | 302 | }; |
304 | 303 | ||
305 | /* desc : when device plug in,this function would be called. | 304 | /* desc : when device plug in,this function would be called. |
@@ -498,6 +497,15 @@ static void spcp8x5_close(struct usb_serial_port *port) | |||
498 | dev_dbg(&port->dev, "usb_unlink_urb(read_urb) = %d\n", result); | 497 | dev_dbg(&port->dev, "usb_unlink_urb(read_urb) = %d\n", result); |
499 | } | 498 | } |
500 | 499 | ||
500 | static void spcp8x5_init_termios(struct tty_struct *tty) | ||
501 | { | ||
502 | /* for the 1st time call this function */ | ||
503 | *(tty->termios) = tty_std_termios; | ||
504 | tty->termios->c_cflag = B115200 | CS8 | CREAD | HUPCL | CLOCAL; | ||
505 | tty->termios->c_ispeed = 115200; | ||
506 | tty->termios->c_ospeed = 115200; | ||
507 | } | ||
508 | |||
501 | /* set the serial param for transfer. we should check if we really need to | 509 | /* set the serial param for transfer. we should check if we really need to |
502 | * transfer. if we set flow control we should do this too. */ | 510 | * transfer. if we set flow control we should do this too. */ |
503 | static void spcp8x5_set_termios(struct tty_struct *tty, | 511 | static void spcp8x5_set_termios(struct tty_struct *tty, |
@@ -514,16 +522,6 @@ static void spcp8x5_set_termios(struct tty_struct *tty, | |||
514 | int i; | 522 | int i; |
515 | u8 control; | 523 | u8 control; |
516 | 524 | ||
517 | /* for the 1st time call this function */ | ||
518 | spin_lock_irqsave(&priv->lock, flags); | ||
519 | if (!priv->termios_initialized) { | ||
520 | *(tty->termios) = tty_std_termios; | ||
521 | tty->termios->c_cflag = B115200 | CS8 | CREAD | HUPCL | CLOCAL; | ||
522 | tty->termios->c_ispeed = 115200; | ||
523 | tty->termios->c_ospeed = 115200; | ||
524 | priv->termios_initialized = 1; | ||
525 | } | ||
526 | spin_unlock_irqrestore(&priv->lock, flags); | ||
527 | 525 | ||
528 | /* check that they really want us to change something */ | 526 | /* check that they really want us to change something */ |
529 | if (!tty_termios_hw_change(tty->termios, old_termios)) | 527 | if (!tty_termios_hw_change(tty->termios, old_termios)) |
@@ -1008,6 +1006,7 @@ static struct usb_serial_driver spcp8x5_device = { | |||
1008 | .carrier_raised = spcp8x5_carrier_raised, | 1006 | .carrier_raised = spcp8x5_carrier_raised, |
1009 | .write = spcp8x5_write, | 1007 | .write = spcp8x5_write, |
1010 | .set_termios = spcp8x5_set_termios, | 1008 | .set_termios = spcp8x5_set_termios, |
1009 | .init_termios = spcp8x5_init_termios, | ||
1011 | .ioctl = spcp8x5_ioctl, | 1010 | .ioctl = spcp8x5_ioctl, |
1012 | .tiocmget = spcp8x5_tiocmget, | 1011 | .tiocmget = spcp8x5_tiocmget, |
1013 | .tiocmset = spcp8x5_tiocmset, | 1012 | .tiocmset = spcp8x5_tiocmset, |