summary refs log tree commit diff
path: root/drivers/char/generic_serial.c
diff options
context:
space:
mode:
authorAlan Cox <alan@lxorguk.ukuu.org.uk>2006-09-29 02:01:38 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-09-29 09:18:24 -0700
commitd720bc4b8fc5d6d179ef094908d4fbb5e436ffad (patch)
tree63468b72b89791971403a4826cc6f7dc1d07232c /drivers/char/generic_serial.c
parent13c73f045f2ac33219729678f4a9389d4ccab799 (diff)
downloadlinux-d720bc4b8fc5d6d179ef094908d4fbb5e436ffad.tar.gz
[PATCH] generic_serial: remove private decoding of baud rate bits
The driver has no business doing this work itself any more and hasn't for some
years.  When the new speed stuff goes in this will break entirely so fix it up
ready.

Also remove a #if 0 around a comment....

Signed-off-by: Alan Cox <alan@redhat.com>
Cc: Russell King <rmk@arm.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/char/generic_serial.c')
-rw-r--r--drivers/char/generic_serial.c11
1 files changed, 1 insertions, 10 deletions
diff --git a/drivers/char/generic_serial.c b/drivers/char/generic_serial.c
index 5e59c0b42731..4711d9b3a595 100644
--- a/drivers/char/generic_serial.c
+++ b/drivers/char/generic_serial.c
@@ -746,11 +746,9 @@ void gs_set_termios (struct tty_struct * tty,
 		gs_dprintk (GS_DEBUG_TERMIOS, "termios structure (%p):\n", tiosp);
 	}
 
-#if 0
 	/* This is an optimization that is only allowed for dumb cards */
 	/* Smart cards require knowledge of iflags and oflags too: that 
 	   might change hardware cooking mode.... */
-#endif
 	if (old_termios) {
 		if(   (tiosp->c_iflag == old_termios->c_iflag)
 		   && (tiosp->c_oflag == old_termios->c_oflag)
@@ -774,14 +772,7 @@ void gs_set_termios (struct tty_struct * tty,
 		if(!memcmp(tiosp->c_cc, old_termios->c_cc, NCC)) printk("c_cc changed\n");
 	}
 
-	baudrate = tiosp->c_cflag & CBAUD;
-	if (baudrate & CBAUDEX) {
-		baudrate &= ~CBAUDEX;
-		if ((baudrate < 1) || (baudrate > 4))
-			tiosp->c_cflag &= ~CBAUDEX;
-		else
-			baudrate += 15;
-	}
+	baudrate = tty_get_baud_rate(tty);
 
 	baudrate = gs_baudrates[baudrate];
 	if ((tiosp->c_cflag & CBAUD) == B38400) {