Commit b655892f authored by Christian Marangi's avatar Christian Marangi Committed by Jakub Kicinski
Browse files

leds: trigger: netdev: expose hw_control status via sysfs 



Expose hw_control status via sysfs for the netdev trigger to give
userspace better understanding of the current state of the trigger and
the LED.

Signed-off-by: default avatarChristian Marangi <ansuelsmth@gmail.com>
Reviewed-by: default avatarAndrew Lunn <andrew@lunn.ch>
Reviewed-by: default avatarKalesh AP <kalesh-anakkur.purayil@broadcom.com>
Acked-by: default avatarLee Jones <lee@kernel.org>
Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent f22f95b9

drivers/leds/trigger/ledtrig-netdev.c

+11 −0
Original line number Diff line number Diff line
@@ -406,6 +406,16 @@ static ssize_t interval_store(struct device *dev, 


static DEVICE_ATTR_RW(interval);



static ssize_t hw_control_show(struct device *dev,

			       struct device_attribute *attr, char *buf)

{

	struct led_netdev_data *trigger_data = led_trigger_get_drvdata(dev);



	return sprintf(buf, "%d\n", trigger_data->hw_control);

}



static DEVICE_ATTR_RO(hw_control);



static struct attribute *netdev_trig_attrs[] = {

	&dev_attr_device_name.attr,

	&dev_attr_link.attr,
@@ -417,6 +427,7 @@ static struct attribute *netdev_trig_attrs[] = { 
	&dev_attr_rx.attr,

	&dev_attr_tx.attr,

	&dev_attr_interval.attr,

	&dev_attr_hw_control.attr,

	NULL

};

ATTRIBUTE_GROUPS(netdev_trig);