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authorAlan Cox <alan@linux.intel.com>2012-07-14 15:31:47 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-07-16 13:00:41 -0700
commitadc8d746caa67fff4b53ba3e5163a6cbacc3b523 (patch)
treee3f6c05f27c163b369ddd4da5f31d2a61bde6d3a /drivers/tty/rocket.c
parent6d31a88cb2e01d46c0cb74aa5da529e1f92ae3db (diff)
downloadop-kernel-dev-adc8d746caa67fff4b53ba3e5163a6cbacc3b523.zip
op-kernel-dev-adc8d746caa67fff4b53ba3e5163a6cbacc3b523.tar.gz
tty: move the termios object into the tty
This will let us sort out a whole pile of tty related races. The alternative would be to keep points and refcount the termios objects. However 1. They are tiny anyway 2. Many devices don't use the stored copies 3. We can remove a pty special case Signed-off-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/rocket.c')
-rw-r--r--drivers/tty/rocket.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/drivers/tty/rocket.c b/drivers/tty/rocket.c
index 777d5f9..016984a 100644
--- a/drivers/tty/rocket.c
+++ b/drivers/tty/rocket.c
@@ -720,7 +720,7 @@ static void configure_r_port(struct tty_struct *tty, struct r_port *info,
unsigned rocketMode;
int bits, baud, divisor;
CHANNEL_t *cp;
- struct ktermios *t = tty->termios;
+ struct ktermios *t = &tty->termios;
cp = &info->channel;
cflag = t->c_cflag;
@@ -978,7 +978,7 @@ static int rp_open(struct tty_struct *tty, struct file *filp)
tty->alt_speed = 460800;
configure_r_port(tty, info, NULL);
- if (tty->termios->c_cflag & CBAUD) {
+ if (tty->termios.c_cflag & CBAUD) {
sSetDTR(cp);
sSetRTS(cp);
}
@@ -1089,35 +1089,35 @@ static void rp_set_termios(struct tty_struct *tty,
if (rocket_paranoia_check(info, "rp_set_termios"))
return;
- cflag = tty->termios->c_cflag;
+ cflag = tty->termios.c_cflag;
/*
* This driver doesn't support CS5 or CS6
*/
if (((cflag & CSIZE) == CS5) || ((cflag & CSIZE) == CS6))
- tty->termios->c_cflag =
+ tty->termios.c_cflag =
((cflag & ~CSIZE) | (old_termios->c_cflag & CSIZE));
/* Or CMSPAR */
- tty->termios->c_cflag &= ~CMSPAR;
+ tty->termios.c_cflag &= ~CMSPAR;
configure_r_port(tty, info, old_termios);
cp = &info->channel;
/* Handle transition to B0 status */
- if ((old_termios->c_cflag & CBAUD) && !(tty->termios->c_cflag & CBAUD)) {
+ if ((old_termios->c_cflag & CBAUD) && !(tty->termios.c_cflag & CBAUD)) {
sClrDTR(cp);
sClrRTS(cp);
}
/* Handle transition away from B0 status */
- if (!(old_termios->c_cflag & CBAUD) && (tty->termios->c_cflag & CBAUD)) {
- if (!tty->hw_stopped || !(tty->termios->c_cflag & CRTSCTS))
+ if (!(old_termios->c_cflag & CBAUD) && (tty->termios.c_cflag & CBAUD)) {
+ if (!tty->hw_stopped || !(tty->termios.c_cflag & CRTSCTS))
sSetRTS(cp);
sSetDTR(cp);
}
- if ((old_termios->c_cflag & CRTSCTS) && !(tty->termios->c_cflag & CRTSCTS)) {
+ if ((old_termios->c_cflag & CRTSCTS) && !(tty->termios.c_cflag & CRTSCTS)) {
tty->hw_stopped = 0;
rp_start(tty);
}
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