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| author | Christian Marangi <ansuelsmth@gmail.com> | 2023-06-19 22:47:00 +0200 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2023-06-21 14:30:46 -0700 |
| commit | b655892ffd6d89b0c7407e099c40dbde82ee3f03 (patch) | |
| tree | 01a6f7dd41dd92aaaf913e04ee90dfff43815587 /drivers/leds | |
| parent | f22f95b9ff1551c9bab13104131929f33d51f23f (diff) | |
| download | linux-b655892ffd6d89b0c7407e099c40dbde82ee3f03.tar.gz | |
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: Christian Marangi <ansuelsmth@gmail.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Kalesh AP <kalesh-anakkur.purayil@broadcom.com>
Acked-by: Lee Jones <lee@kernel.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/leds')
| -rw-r--r-- | drivers/leds/trigger/ledtrig-netdev.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/leds/trigger/ledtrig-netdev.c b/drivers/leds/trigger/ledtrig-netdev.c index 2c1c9e95860eca..32b66703068a51 100644 --- a/drivers/leds/trigger/ledtrig-netdev.c +++ b/drivers/leds/trigger/ledtrig-netdev.c @@ -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); |