[PATCH 3/5] USB : serial : call handle_dcd_change in ftdi driver.

From: Paul Chavent
Date: Mon Sep 09 2013 - 12:08:48 EST


Signed-off-by: Paul Chavent <paul.chavent@xxxxxxxx>
---
drivers/usb/serial/ftdi_sio.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index c45f9c0..2d3d3a0 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -1966,8 +1966,11 @@ static int ftdi_process_packet(struct usb_serial_port *port,
port->icount.dsr++;
if (diff_status & FTDI_RS0_RI)
port->icount.rng++;
- if (diff_status & FTDI_RS0_RLSD)
+ if (diff_status & FTDI_RS0_RLSD) {
port->icount.dcd++;
+ usb_serial_handle_dcd_change(port,
+ status & FTDI_RS0_RLSD);
+ }

wake_up_interruptible(&port->port.delta_msr_wait);
priv->prev_status = status;
--
1.7.12.1

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