linux-kernel - [PATCH 3/5] USB : serial : call handle_dcd

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Date:	Mon,  9 Sep 2013 18:01:18 +0200
From:	Paul Chavent <Paul.Chavent@...ra.fr>
To:	linux-usb@...r.kernel.org, gregkh@...uxfoundation.org,
	jhovold@...il.com, fschaefer.oss@...glemail.com, jslaby@...e.cz,
	max@...e.de, giometti@...eenne.com
Cc:	linux-kernel@...r.kernel.org, Paul Chavent <Paul.Chavent@...ra.fr>
Subject: [PATCH 3/5]  USB : serial : call handle_dcd_change in ftdi driver.

Signed-off-by: Paul Chavent <paul.chavent@...ra.fr>
---
 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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