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path: root/drivers/usb/serial/ftdi_sio.c
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Diffstat (limited to 'drivers/usb/serial/ftdi_sio.c')
-rw-r--r--drivers/usb/serial/ftdi_sio.c15
1 files changed, 6 insertions, 9 deletions
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index dbf2f2818823..c45f9c0a1b34 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -1561,8 +1561,8 @@ static void ftdi_set_max_packet_size(struct usb_serial_port *port)
* ***************************************************************************
*/
-static ssize_t show_latency_timer(struct device *dev,
- struct device_attribute *attr, char *buf)
+static ssize_t latency_timer_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
{
struct usb_serial_port *port = to_usb_serial_port(dev);
struct ftdi_private *priv = usb_get_serial_port_data(port);
@@ -1572,11 +1572,10 @@ static ssize_t show_latency_timer(struct device *dev,
return sprintf(buf, "%i\n", priv->latency);
}
-
/* Write a new value of the latency timer, in units of milliseconds. */
-static ssize_t store_latency_timer(struct device *dev,
- struct device_attribute *attr, const char *valbuf,
- size_t count)
+static ssize_t latency_timer_store(struct device *dev,
+ struct device_attribute *attr,
+ const char *valbuf, size_t count)
{
struct usb_serial_port *port = to_usb_serial_port(dev);
struct ftdi_private *priv = usb_get_serial_port_data(port);
@@ -1589,6 +1588,7 @@ static ssize_t store_latency_timer(struct device *dev,
return -EIO;
return count;
}
+static DEVICE_ATTR_RW(latency_timer);
/* Write an event character directly to the FTDI register. The ASCII
value is in the low 8 bits, with the enable bit in the 9th bit. */
@@ -1616,9 +1616,6 @@ static ssize_t store_event_char(struct device *dev,
return count;
}
-
-static DEVICE_ATTR(latency_timer, S_IWUSR | S_IRUGO, show_latency_timer,
- store_latency_timer);
static DEVICE_ATTR(event_char, S_IWUSR, NULL, store_event_char);
static int create_sysfs_attrs(struct usb_serial_port *port)