diff options
author | Jiri Slaby <jslaby@suse.cz> | 2011-11-09 15:33:44 -0500 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-11-15 18:58:57 -0500 |
commit | b54bf3b24908cd4f6a1d24276f795cfbccba5a3f (patch) | |
tree | 80656d69e054639d78e2f6c0713a7ae6e3e2545f /drivers/tty | |
parent | 027d7dacf73273dbe07a75b2ef5579616f17272c (diff) |
TTY: serial, cleanup atmel_set_ldisc
Current ldisc number is passed as a paramneter -- no need to dig it
out of the tty or ldisc. So switch PPS check to that.
No tty callback can be called with port->line higher than TTY driver
num. So remove the check.
This removes some port.tty users.
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Cc: Alan Cox <alan@linux.intel.com>
Cc: Viktar Palstsiuk <viktar.palstsiuk@promwad.com>
Cc: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/tty')
-rw-r--r-- | drivers/tty/serial/atmel_serial.c | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/drivers/tty/serial/atmel_serial.c b/drivers/tty/serial/atmel_serial.c index 4a0f86fa1e9..6b844d42257 100644 --- a/drivers/tty/serial/atmel_serial.c +++ b/drivers/tty/serial/atmel_serial.c | |||
@@ -1256,12 +1256,7 @@ static void atmel_set_termios(struct uart_port *port, struct ktermios *termios, | |||
1256 | 1256 | ||
1257 | static void atmel_set_ldisc(struct uart_port *port, int new) | 1257 | static void atmel_set_ldisc(struct uart_port *port, int new) |
1258 | { | 1258 | { |
1259 | int line = port->line; | 1259 | if (new == N_PPS) { |
1260 | |||
1261 | if (line >= port->state->port.tty->driver->num) | ||
1262 | return; | ||
1263 | |||
1264 | if (port->state->port.tty->ldisc->ops->num == N_PPS) { | ||
1265 | port->flags |= UPF_HARDPPS_CD; | 1260 | port->flags |= UPF_HARDPPS_CD; |
1266 | atmel_enable_ms(port); | 1261 | atmel_enable_ms(port); |
1267 | } else { | 1262 | } else { |