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ftdi_sio: don't override modem bits

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The new open/close logic handles DTR and friends, so don't do it in our own
open routine as well.

Signed-off-by: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Alan Cox 2009-06-11 13:57:01 +01:00 committed by Linus Torvalds
parent 7f8d09eae2
commit 7e9cd3a617
1 changed files with 0 additions and 5 deletions
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5
drivers/usb/serial/ftdi_sio.c
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@ -1556,11 +1556,6 @@ static int ftdi_open(struct tty_struct *tty,
if (tty)
ftdi_set_termios(tty, port, tty->termios);
/* FIXME: Flow control might be enabled, so it should be checked -
we have no control of defaults! */
/* Turn on RTS and DTR since we are not flow controlling by default */
set_mctrl(port, TIOCM_DTR | TIOCM_RTS);
/* Not throttled */
spin_lock_irqsave(&priv->rx_lock, flags);
priv->rx_flags &= ~(THROTTLED | ACTUALLY_THROTTLED);