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authorHuang Shijie <shijie8@gmail.com>2012-08-22 22:13:36 -0400
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-09-05 13:28:35 -0700
commitf21ec3d2d46e5f2ffc06f31fe2704fdcea7a58f3 (patch)
tree5d814cd687776374f960d3af2490187c3fbdf750 /drivers/tty/amiserial.c
parentserial: omap: define helpers for pdata function pointers (diff)
downloadlinux-dev-f21ec3d2d46e5f2ffc06f31fe2704fdcea7a58f3.tar.xz
linux-dev-f21ec3d2d46e5f2ffc06f31fe2704fdcea7a58f3.zip
serial: add a new helper function
In most of the time, the driver needs to check if the cts flow control is enabled. But now, the driver checks the ASYNC_CTS_FLOW flag manually, which is not a grace way. So add a new wraper function to make the code tidy and clean. Signed-off-by: Huang Shijie <shijie8@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/amiserial.c')
-rw-r--r--drivers/tty/amiserial.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/tty/amiserial.c b/drivers/tty/amiserial.c
index 2b7535d42e05..42d0a2581a87 100644
--- a/drivers/tty/amiserial.c
+++ b/drivers/tty/amiserial.c
@@ -420,7 +420,7 @@ static void check_modem_status(struct serial_state *info)
tty_hangup(port->tty);
}
}
- if (port->flags & ASYNC_CTS_FLOW) {
+ if (tty_port_cts_enabled(port)) {
if (port->tty->hw_stopped) {
if (!(status & SER_CTS)) {
#if (defined(SERIAL_DEBUG_INTR) || defined(SERIAL_DEBUG_FLOW))