Commit de1764af authored by Alan Cox's avatar Alan Cox Committed by Linus Torvalds

synclink: remove bogus 'no change' termios optimisation from synclink drivers

Again this check is wrong now, and un-needed
Signed-off-by: default avatarAlan Cox <alan@redhat.com>
Cc: Paul Fulghum <paulkf@microgate.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 35426128
...@@ -160,8 +160,6 @@ typedef struct _DMABUFFERENTRY ...@@ -160,8 +160,6 @@ typedef struct _DMABUFFERENTRY
#define IO_PIN_SHUTDOWN_LIMIT 100 #define IO_PIN_SHUTDOWN_LIMIT 100
#define RELEVANT_IFLAG(iflag) (iflag & (IGNBRK|BRKINT|IGNPAR|PARMRK|INPCK))
struct _input_signal_events { struct _input_signal_events {
int ri_up; int ri_up;
int ri_down; int ri_down;
...@@ -3064,12 +3062,6 @@ static void mgsl_set_termios(struct tty_struct *tty, struct ktermios *old_termio ...@@ -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__, printk("%s(%d):mgsl_set_termios %s\n", __FILE__,__LINE__,
tty->driver->name ); 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); mgsl_change_params(info);
/* Handle transition to B0 status */ /* Handle transition to B0 status */
......
...@@ -144,8 +144,6 @@ MODULE_PARM_DESC(dosyncppp, "Enable synchronous net device, 0=disable 1=enable") ...@@ -144,8 +144,6 @@ MODULE_PARM_DESC(dosyncppp, "Enable synchronous net device, 0=disable 1=enable")
/* /*
* tty support and callbacks * tty support and callbacks
*/ */
#define RELEVANT_IFLAG(iflag) (iflag & (IGNBRK|BRKINT|IGNPAR|PARMRK|INPCK))
static struct tty_driver *serial_driver; static struct tty_driver *serial_driver;
static int open(struct tty_struct *tty, struct file * filp); 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) ...@@ -823,12 +821,6 @@ static void set_termios(struct tty_struct *tty, struct ktermios *old_termios)
DBGINFO(("%s set_termios\n", tty->driver->name)); 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); change_params(info);
/* Handle transition to B0 status */ /* Handle transition to B0 status */
......
...@@ -135,8 +135,6 @@ typedef struct _SCADESC_EX ...@@ -135,8 +135,6 @@ typedef struct _SCADESC_EX
#define IO_PIN_SHUTDOWN_LIMIT 100 #define IO_PIN_SHUTDOWN_LIMIT 100
#define RELEVANT_IFLAG(iflag) (iflag & (IGNBRK|BRKINT|IGNPAR|PARMRK|INPCK))
struct _input_signal_events { struct _input_signal_events {
int ri_up; int ri_up;
int ri_down; int ri_down;
...@@ -927,12 +925,6 @@ static void set_termios(struct tty_struct *tty, struct ktermios *old_termios) ...@@ -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__, printk("%s(%d):%s set_termios()\n", __FILE__,__LINE__,
tty->driver->name ); 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); change_params(info);
/* Handle transition to B0 status */ /* Handle transition to B0 status */
......
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