linux-kernel - [PATCH 3/5] USB: serial: f81232: enable remote wakeup via RX/RI pin

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Message-Id: <1516607927-8887-3-git-send-email-hpeter+linux_kernel@gmail.com>
Date:   Mon, 22 Jan 2018 15:58:45 +0800
From:   "Ji-Ze Hong (Peter Hong)" <hpeter@...il.com>
To:     johan@...nel.org
Cc:     gregkh@...uxfoundation.org, linux-usb@...r.kernel.org,
        linux-kernel@...r.kernel.org, peter_hong@...tek.com.tw,
        "Ji-Ze Hong (Peter Hong)" <hpeter+linux_kernel@...il.com>
Subject: [PATCH 3/5] USB: serial: f81232: enable remote wakeup via RX/RI pin

The F81232 can do remote wakeup via RX/RI pin with pulse.
This patch will use device_set_wakeup_enable to enable this
feature.

Signed-off-by: Ji-Ze Hong (Peter Hong) <hpeter+linux_kernel@...il.com>
---
 drivers/usb/serial/f81232.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/usb/serial/f81232.c b/drivers/usb/serial/f81232.c
index bdd7f337cd5f..dadf024ae494 100644
--- a/drivers/usb/serial/f81232.c
+++ b/drivers/usb/serial/f81232.c
@@ -742,6 +742,7 @@ static int f81232_port_probe(struct usb_serial_port *port)
 	port->port.drain_delay = 256;
 	priv->port = port;
 
+	device_set_wakeup_enable(&port->serial->dev->dev, true);
 	return 0;
 }
 
@@ -752,6 +753,7 @@ static int f81232_port_remove(struct usb_serial_port *port)
 	priv = usb_get_serial_port_data(port);
 	kfree(priv);
 
+	device_set_wakeup_enable(&port->serial->dev->dev, false);
 	return 0;
 }
 
-- 
2.7.4