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- From 6352f25f9fadba59d5df2ba7139495759ccc81d5 Mon Sep 17 00:00:00 2001
- From: Christian Marangi <[email protected]>
- Date: Mon, 29 May 2023 18:32:36 +0200
- Subject: [PATCH 06/13] leds: trigger: netdev: add basic check for hw control
- support
- Add basic check for hw control support. Check if the required API are
- defined and check if the defined trigger supported in hw control for the
- LED driver match netdev.
- Signed-off-by: Christian Marangi <[email protected]>
- Reviewed-by: Andrew Lunn <[email protected]>
- Signed-off-by: David S. Miller <[email protected]>
- ---
- drivers/leds/trigger/ledtrig-netdev.c | 14 ++++++++++++++
- 1 file changed, 14 insertions(+)
- --- a/drivers/leds/trigger/ledtrig-netdev.c
- +++ b/drivers/leds/trigger/ledtrig-netdev.c
- @@ -92,8 +92,22 @@ static void set_baseline_state(struct le
- }
- }
-
- +static bool supports_hw_control(struct led_classdev *led_cdev)
- +{
- + if (!led_cdev->hw_control_get || !led_cdev->hw_control_set ||
- + !led_cdev->hw_control_is_supported)
- + return false;
- +
- + return !strcmp(led_cdev->hw_control_trigger, led_cdev->trigger->name);
- +}
- +
- static bool can_hw_control(struct led_netdev_data *trigger_data)
- {
- + struct led_classdev *led_cdev = trigger_data->led_cdev;
- +
- + if (!supports_hw_control(led_cdev))
- + return false;
- +
- return false;
- }
-
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