Thread (15 messages) 15 messages, 3 authors, 9d ago
COOLING9d

[PATCH RFC v2 2/9] leds: cros_ec: Implement offloaded() callback for trigger

From: Rong Zhang <hidden>
Date: 2026-06-17 16:49:16
Also in: chrome-platform, linux-doc, linux-leds, lkml, platform-driver-x86
Subsystem: chromeos ec led driver, led subsystem, the rest · Maintainers: Thomas Weißschuh, Lee Jones, Pavel Machek, Linus Torvalds

"chromeos-auto" is a private hardware control trigger which always stays
in hardware control. Implement offloaded() callback with its return
value to be always true to reflect this.

Signed-off-by: Rong Zhang <redacted>
---
 drivers/leds/leds-cros_ec.c | 6 ++++++
 1 file changed, 6 insertions(+)
diff --git a/drivers/leds/leds-cros_ec.c b/drivers/leds/leds-cros_ec.c
index bea3cc3fbfd2..f48e3cf6ccf6 100644
--- a/drivers/leds/leds-cros_ec.c
+++ b/drivers/leds/leds-cros_ec.c
@@ -86,12 +86,18 @@ static int cros_ec_led_trigger_activate(struct led_classdev *led_cdev)
 	return cros_ec_led_send_cmd(priv->cros_ec, &arg);
 }
 
+static bool cros_ec_led_trigger_offloaded(struct led_classdev *led_cdev)
+{
+	return true;
+}
+
 static struct led_hw_trigger_type cros_ec_led_trigger_type;
 
 static struct led_trigger cros_ec_led_trigger = {
 	.name = "chromeos-auto",
 	.trigger_type = &cros_ec_led_trigger_type,
 	.activate = cros_ec_led_trigger_activate,
+	.offloaded = cros_ec_led_trigger_offloaded,
 };
 
 static int cros_ec_led_brightness_set_blocking(struct led_classdev *led_cdev,
-- 
2.53.0
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