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authorLinus Torvalds <torvalds@linux-foundation.org>2009-06-11 08:57:47 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-06-11 08:57:47 -0700
commit49c355617f603b8e71ec117c1f940152a998528a (patch)
tree6b5e373003371bbe8c587a9fdda7bc4f0e791b03 /drivers/char/mxser.c
parent991ec02cdca33b03a132a0cacfe6f0aa0be9aa8d (diff)
parentf0e8527726b9e56649b9eafde3bc0fbc4dd2dd47 (diff)
downloadop-kernel-dev-49c355617f603b8e71ec117c1f940152a998528a.zip
op-kernel-dev-49c355617f603b8e71ec117c1f940152a998528a.tar.gz
Merge branch 'serial-from-alan'
* serial-from-alan: (79 commits) moxa: prevent opening unavailable ports imx: serial: use tty_encode_baud_rate to set true rate imx: serial: add IrDA support to serial driver imx: serial: use rational library function lib: isolate rational fractions helper function imx: serial: handle initialisation failure correctly imx: serial: be sure to stop xmit upon shutdown imx: serial: notify higher layers in case xmit IRQ was not called imx: serial: fix one bit field type imx: serial: fix whitespaces (no changes in functionality) tty: use prepare/finish_wait tty: remove sleep_on sierra: driver interface blacklisting sierra: driver urb handling improvements tty: resolve some sierra breakage timbuart: Fix the termios logic serial: Added Timberdale UART driver tty: Add URL for ttydev queue devpts: unregister the file system on error tty: Untangle termios and mm mutex dependencies ...
Diffstat (limited to 'drivers/char/mxser.c')
-rw-r--r--drivers/char/mxser.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/char/mxser.c b/drivers/char/mxser.c
index 13f8871..9533f43 100644
--- a/drivers/char/mxser.c
+++ b/drivers/char/mxser.c
@@ -547,14 +547,18 @@ static int mxser_carrier_raised(struct tty_port *port)
return (inb(mp->ioaddr + UART_MSR) & UART_MSR_DCD)?1:0;
}
-static void mxser_raise_dtr_rts(struct tty_port *port)
+static void mxser_dtr_rts(struct tty_port *port, int on)
{
struct mxser_port *mp = container_of(port, struct mxser_port, port);
unsigned long flags;
spin_lock_irqsave(&mp->slock, flags);
- outb(inb(mp->ioaddr + UART_MCR) |
- UART_MCR_DTR | UART_MCR_RTS, mp->ioaddr + UART_MCR);
+ if (on)
+ outb(inb(mp->ioaddr + UART_MCR) |
+ UART_MCR_DTR | UART_MCR_RTS, mp->ioaddr + UART_MCR);
+ else
+ outb(inb(mp->ioaddr + UART_MCR)&~(UART_MCR_DTR | UART_MCR_RTS),
+ mp->ioaddr + UART_MCR);
spin_unlock_irqrestore(&mp->slock, flags);
}
@@ -2356,7 +2360,7 @@ static const struct tty_operations mxser_ops = {
struct tty_port_operations mxser_port_ops = {
.carrier_raised = mxser_carrier_raised,
- .raise_dtr_rts = mxser_raise_dtr_rts,
+ .dtr_rts = mxser_dtr_rts,
};
/*
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