diff options
| author |   Alan Cox <alan@lxorguk.ukuu.org.uk> | 2007-10-18 01:24:19 -0700 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@suse.de> | 2007-10-25 12:18:41 -0700 |
| commit | 998e8638711680aecceb9c2ea3b8a09a120d605b (patch) | |
| tree | 6f0d8be357110c37e76d71d4c503b7a3fc739a40 /drivers/usb | |
| parent | USB: digi_acceleport: fix termios and also readability a bit (diff) | |
| download | linux-dev-998e8638711680aecceb9c2ea3b8a09a120d605b.tar.xz linux-dev-998e8638711680aecceb9c2ea3b8a09a120d605b.zip | |
USB: empeg: clean up and handle speeds
The empeg is pretty fixed. Tidy up the long foo->bar->baz stuff and
encode the fixed speed 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>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/serial/empeg.c | 23 |
1 files changed, 8 insertions, 15 deletions
diff --git a/drivers/usb/serial/empeg.c b/drivers/usb/serial/empeg.c index 050fcc996f56..a5c8e1e17ea5 100644 --- a/drivers/usb/serial/empeg.c +++ b/drivers/usb/serial/empeg.c @@ -449,14 +449,9 @@ static int empeg_ioctl (struct usb_serial_port *port, struct file * file, unsign static void empeg_set_termios (struct usb_serial_port *port, struct ktermios *old_termios) { - + struct ktermios *termios = port->tty->termios; dbg("%s - port %d", __FUNCTION__, port->number); - if ((!port->tty) || (!port->tty->termios)) { - dbg("%s - no tty structures", __FUNCTION__); - return; - } - /* * The empeg-car player wants these particular tty settings. * You could, for example, change the baud rate, however the @@ -466,7 +461,7 @@ static void empeg_set_termios (struct usb_serial_port *port, struct ktermios *ol * * The default requirements for this device are: */ - port->tty->termios->c_iflag + termios->c_iflag &= ~(IGNBRK /* disable ignore break */ | BRKINT /* disable break causes interrupt */ | PARMRK /* disable mark parity errors */ @@ -476,24 +471,23 @@ static void empeg_set_termios (struct usb_serial_port *port, struct ktermios *ol | ICRNL /* disable translate CR to NL */ | IXON); /* disable enable XON/XOFF flow control */ - port->tty->termios->c_oflag + termios->c_oflag &= ~OPOST; /* disable postprocess output characters */ - port->tty->termios->c_lflag + termios->c_lflag &= ~(ECHO /* disable echo input characters */ | ECHONL /* disable echo new line */ | ICANON /* disable erase, kill, werase, and rprnt special characters */ | ISIG /* disable interrupt, quit, and suspend special characters */ | IEXTEN); /* disable non-POSIX special characters */ - port->tty->termios->c_cflag + termios->c_cflag &= ~(CSIZE /* no size */ | PARENB /* disable parity bit */ | CBAUD); /* clear current baud rate */ - port->tty->termios->c_cflag - |= (CS8 /* character size 8 bits */ - | B115200); /* baud rate 115200 */ + termios->c_cflag + |= CS8; /* character size 8 bits */ /* * Force low_latency on; otherwise the pushes are scheduled; @@ -501,8 +495,7 @@ static void empeg_set_termios (struct usb_serial_port *port, struct ktermios *ol * on the floor. We don't want to drop bytes on the floor. :) */ port->tty->low_latency = 1; - - return; + tty_encode_baud_rate(port->tty, 115200, 115200); } |