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[PATCH] generic_serial: remove private decoding of baud rate bits

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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>
This commit is contained in:
Alan Cox 2006-09-29 02:01:38 -07:00 committed by Linus Torvalds
parent 13c73f045f
commit d720bc4b8f
1 changed files with 1 additions and 10 deletions
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11
drivers/char/generic_serial.c
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@ -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) {