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author | David S. Miller <davem@davemloft.net> | 2010-03-15 23:23:54 (GMT) |
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committer | David S. Miller <davem@davemloft.net> | 2010-03-15 23:23:54 (GMT) |
commit | 4961e02f1999e1c3468c09b2669c94d7c3ae82a8 (patch) | |
tree | 44c15abb09d7ba5e17a9aba95ee246648b1c1a8a /drivers/serial/amba-pl010.c | |
parent | d14a0ebda7d3daede1a99c01527affb9ceaa4c22 (diff) | |
parent | a3d3203e4bb40f253b1541e310dc0f9305be7c84 (diff) | |
download | linux-fsl-qoriq-4961e02f1999e1c3468c09b2669c94d7c3ae82a8.tar.xz |
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'drivers/serial/amba-pl010.c')
-rw-r--r-- | drivers/serial/amba-pl010.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/serial/amba-pl010.c b/drivers/serial/amba-pl010.c index 429a8ae..e4b3c2c 100644 --- a/drivers/serial/amba-pl010.c +++ b/drivers/serial/amba-pl010.c @@ -471,6 +471,20 @@ pl010_set_termios(struct uart_port *port, struct ktermios *termios, spin_unlock_irqrestore(&uap->port.lock, flags); } +static void pl010_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; + pl010_enable_ms(port); + } else + port->flags &= ~UPF_HARDPPS_CD; +} + static const char *pl010_type(struct uart_port *port) { return port->type == PORT_AMBA ? "AMBA" : NULL; @@ -531,6 +545,7 @@ static struct uart_ops amba_pl010_pops = { .startup = pl010_startup, .shutdown = pl010_shutdown, .set_termios = pl010_set_termios, + .set_ldisc = pl010_set_ldisc, .type = pl010_type, .release_port = pl010_release_port, .request_port = pl010_request_port, |