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authorAlan Cox <alan@lxorguk.ukuu.org.uk>2007-07-15 23:41:48 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-07-16 09:05:51 -0700
commitde1764af27520f6dfdac0ddf2209d78ddb9690d7 (patch)
tree124f3eb29239bb9eef109cd2d2fab1c8df829676 /drivers/char
parent35426128adaacf8cdabc2482598252d488b7ccb9 (diff)
synclink: remove bogus 'no change' termios optimisation from synclink drivers
Again this check is wrong now, and un-needed Signed-off-by: Alan Cox <alan@redhat.com> Cc: Paul Fulghum <paulkf@microgate.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/char')
-rw-r--r--drivers/char/synclink.c8
-rw-r--r--drivers/char/synclink_gt.c8
-rw-r--r--drivers/char/synclinkmp.c8
3 files changed, 0 insertions, 24 deletions
diff --git a/drivers/char/synclink.c b/drivers/char/synclink.c
index f02a0795983f..f53e51ddb9d7 100644
--- a/drivers/char/synclink.c
+++ b/drivers/char/synclink.c
@@ -160,8 +160,6 @@ typedef struct _DMABUFFERENTRY
#define IO_PIN_SHUTDOWN_LIMIT 100
-#define RELEVANT_IFLAG(iflag) (iflag & (IGNBRK|BRKINT|IGNPAR|PARMRK|INPCK))
-
struct _input_signal_events {
int ri_up;
int ri_down;
@@ -3064,12 +3062,6 @@ static void mgsl_set_termios(struct tty_struct *tty, struct ktermios *old_termio
printk("%s(%d):mgsl_set_termios %s\n", __FILE__,__LINE__,
tty->driver->name );
- /* just return if nothing has changed */
- if ((tty->termios->c_cflag == old_termios->c_cflag)
- && (RELEVANT_IFLAG(tty->termios->c_iflag)
- == RELEVANT_IFLAG(old_termios->c_iflag)))
- return;
-
mgsl_change_params(info);
/* Handle transition to B0 status */
diff --git a/drivers/char/synclink_gt.c b/drivers/char/synclink_gt.c
index 02b49bc00028..428b514201f4 100644
--- a/drivers/char/synclink_gt.c
+++ b/drivers/char/synclink_gt.c
@@ -144,8 +144,6 @@ MODULE_PARM_DESC(dosyncppp, "Enable synchronous net device, 0=disable 1=enable")
/*
* tty support and callbacks
*/
-#define RELEVANT_IFLAG(iflag) (iflag & (IGNBRK|BRKINT|IGNPAR|PARMRK|INPCK))
-
static struct tty_driver *serial_driver;
static int open(struct tty_struct *tty, struct file * filp);
@@ -823,12 +821,6 @@ static void set_termios(struct tty_struct *tty, struct ktermios *old_termios)
DBGINFO(("%s set_termios\n", tty->driver->name));
- /* just return if nothing has changed */
- if ((tty->termios->c_cflag == old_termios->c_cflag)
- && (RELEVANT_IFLAG(tty->termios->c_iflag)
- == RELEVANT_IFLAG(old_termios->c_iflag)))
- return;
-
change_params(info);
/* Handle transition to B0 status */
diff --git a/drivers/char/synclinkmp.c b/drivers/char/synclinkmp.c
index ef93d055bdd7..a65407b32079 100644
--- a/drivers/char/synclinkmp.c
+++ b/drivers/char/synclinkmp.c
@@ -135,8 +135,6 @@ typedef struct _SCADESC_EX
#define IO_PIN_SHUTDOWN_LIMIT 100
-#define RELEVANT_IFLAG(iflag) (iflag & (IGNBRK|BRKINT|IGNPAR|PARMRK|INPCK))
-
struct _input_signal_events {
int ri_up;
int ri_down;
@@ -927,12 +925,6 @@ static void set_termios(struct tty_struct *tty, struct ktermios *old_termios)
printk("%s(%d):%s set_termios()\n", __FILE__,__LINE__,
tty->driver->name );
- /* just return if nothing has changed */
- if ((tty->termios->c_cflag == old_termios->c_cflag)
- && (RELEVANT_IFLAG(tty->termios->c_iflag)
- == RELEVANT_IFLAG(old_termios->c_iflag)))
- return;
-
change_params(info);
/* Handle transition to B0 status */