The patch titled
serial 8250: enable PPS support
has been removed from the -mm tree. Its filename was
serial-8250-enable-pps-support.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: serial 8250: enable PPS support
From: Rodolfo Giometti <giometti@xxxxxxxx>
Automagically function serial8250_enable_ms() is called when PPS ldisc
is selected.
Signed-off-by: Rodolfo Giometti <giometti@xxxxxxxx>
Cc: David Woodhouse <dwmw2@xxxxxxxxxxxxx>
Cc: Greg KH <greg@xxxxxxxxx>
Cc: Alan Cox <alan@xxxxxxxxxxxxxxxxxxx>
Cc: Alexander Gordeev <lasaine@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/serial/8250.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff -puN drivers/serial/8250.c~serial-8250-enable-pps-support drivers/serial/8250.c
--- a/drivers/serial/8250.c~serial-8250-enable-pps-support
+++ a/drivers/serial/8250.c
@@ -2408,6 +2408,21 @@ serial8250_set_termios(struct uart_port
}
static void
+serial8250_set_ldisc(struct uart_port *port)
+{
+ int line = port->line;
+
+ if (line >= port->state->port.tty->driver->num)
+ return;
+
+ if (port->state->port.tty->ldisc->ops->num == N_PPS) {
+ port->flags |= UPF_HARDPPS_CD;
+ serial8250_enable_ms(port);
+ } else
+ port->flags &= ~UPF_HARDPPS_CD;
+}
+
+static void
serial8250_pm(struct uart_port *port, unsigned int state,
unsigned int oldstate)
{
@@ -2628,6 +2643,7 @@ static struct uart_ops serial8250_pops =
.startup = serial8250_startup,
.shutdown = serial8250_shutdown,
.set_termios = serial8250_set_termios,
+ .set_ldisc = serial8250_set_ldisc,
.pm = serial8250_pm,
.type = serial8250_type,
.release_port = serial8250_release_port,
_
Patches currently in -mm which might be from giometti@xxxxxxxx are
origin.patch
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