diff options
| author | Alan Cox <alan@linux.intel.com> | 2010-09-16 18:21:40 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-10-22 10:20:04 -0700 |
| commit | 0bca1b913affbd7e2fdaffee62a499659a466eb5 (patch) | |
| tree | a7e1c20146790345c0cdcadb31b4ff908d1632c2 /drivers/usb/serial/ti_usb_3410_5052.c | |
| parent | d281da7ff6f70efca0553c288bb883e8605b3862 (diff) | |
| download | blackbird-obmc-linux-0bca1b913affbd7e2fdaffee62a499659a466eb5.tar.gz blackbird-obmc-linux-0bca1b913affbd7e2fdaffee62a499659a466eb5.zip | |
tty: Convert the USB drivers to the new icount interface
Simple pasting job using the new ops function. Also fix a couple of devices
directly returning the internal struct (which happens at this point to match
for the fields that matter but isn't correct or futureproof)
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/serial/ti_usb_3410_5052.c')
| -rw-r--r-- | drivers/usb/serial/ti_usb_3410_5052.c | 37 |
1 files changed, 29 insertions, 8 deletions
diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c index 90979a1f5311..b2902f307b47 100644 --- a/drivers/usb/serial/ti_usb_3410_5052.c +++ b/drivers/usb/serial/ti_usb_3410_5052.c @@ -108,6 +108,8 @@ static void ti_throttle(struct tty_struct *tty); static void ti_unthrottle(struct tty_struct *tty); static int ti_ioctl(struct tty_struct *tty, struct file *file, unsigned int cmd, unsigned long arg); +static int ti_get_icount(struct tty_struct *tty, + struct serial_icounter_struct *icount); static void ti_set_termios(struct tty_struct *tty, struct usb_serial_port *port, struct ktermios *old_termios); static int ti_tiocmget(struct tty_struct *tty, struct file *file); @@ -237,6 +239,7 @@ static struct usb_serial_driver ti_1port_device = { .set_termios = ti_set_termios, .tiocmget = ti_tiocmget, .tiocmset = ti_tiocmset, + .get_icount = ti_get_icount, .break_ctl = ti_break, .read_int_callback = ti_interrupt_callback, .read_bulk_callback = ti_bulk_in_callback, @@ -265,6 +268,7 @@ static struct usb_serial_driver ti_2port_device = { .set_termios = ti_set_termios, .tiocmget = ti_tiocmget, .tiocmset = ti_tiocmset, + .get_icount = ti_get_icount, .break_ctl = ti_break, .read_int_callback = ti_interrupt_callback, .read_bulk_callback = ti_bulk_in_callback, @@ -788,6 +792,31 @@ static void ti_unthrottle(struct tty_struct *tty) } } +static int ti_get_icount(struct tty_struct *tty, + struct serial_icounter_struct *icount) +{ + struct usb_serial_port *port = tty->driver_data; + struct ti_port *tport = usb_get_serial_port_data(port); + struct async_icount cnow = tport->tp_icount; + + dbg("%s - (%d) TIOCGICOUNT RX=%d, TX=%d", + __func__, port->number, + cnow.rx, cnow.tx); + + icount->cts = cnow.cts; + icount->dsr = cnow.dsr; + icount->rng = cnow.rng; + icount->dcd = cnow.dcd; + icount->rx = cnow.rx; + icount->tx = cnow.tx; + icount->frame = cnow.frame; + icount->overrun = cnow.overrun; + icount->parity = cnow.parity; + icount->brk = cnow.brk; + icount->buf_overrun = cnow.buf_overrun; + + return 0; +} static int ti_ioctl(struct tty_struct *tty, struct file *file, unsigned int cmd, unsigned long arg) @@ -830,14 +859,6 @@ static int ti_ioctl(struct tty_struct *tty, struct file *file, cprev = cnow; } break; - case TIOCGICOUNT: - dbg("%s - (%d) TIOCGICOUNT RX=%d, TX=%d", - __func__, port->number, - tport->tp_icount.rx, tport->tp_icount.tx); - if (copy_to_user((void __user *)arg, &tport->tp_icount, - sizeof(tport->tp_icount))) - return -EFAULT; - return 0; } return -ENOIOCTLCMD; } |
