The led_classdev already contains a cached value of the last set brightness, the brightness_get callback is only meant for LED drivers which can read back the actual / current brightness from the hardware.
Since lenovo_led_brightness_get() just returns the last set value it does not add any functionality, so we can just remove it.
Reviewed-by: Marek Behún kabel@kernel.org Signed-off-by: Hans de Goede hdegoede@redhat.com --- Changes in v2: - New patch in v2 of this patch-set --- drivers/hid/hid-lenovo.c | 18 ------------------ 1 file changed, 18 deletions(-)
diff --git a/drivers/hid/hid-lenovo.c b/drivers/hid/hid-lenovo.c index b2596ed37880..1b8dd85ceb05 100644 --- a/drivers/hid/hid-lenovo.c +++ b/drivers/hid/hid-lenovo.c @@ -774,22 +774,6 @@ static void lenovo_led_set_tpkbd(struct hid_device *hdev) hid_hw_request(hdev, report, HID_REQ_SET_REPORT); }
-static enum led_brightness lenovo_led_brightness_get( - struct led_classdev *led_cdev) -{ - struct device *dev = led_cdev->dev->parent; - struct hid_device *hdev = to_hid_device(dev); - struct lenovo_drvdata *data_pointer = hid_get_drvdata(hdev); - int led_nr = 0; - - if (led_cdev == &data_pointer->led_micmute) - led_nr = 1; - - return data_pointer->led_state & (1 << led_nr) - ? LED_FULL - : LED_OFF; -} - static int lenovo_led_brightness_set(struct led_classdev *led_cdev, enum led_brightness value) { @@ -837,7 +821,6 @@ static int lenovo_register_leds(struct hid_device *hdev) snprintf(name_micm, name_sz, "%s:amber:micmute", dev_name(&hdev->dev));
data->led_mute.name = name_mute; - data->led_mute.brightness_get = lenovo_led_brightness_get; data->led_mute.brightness_set_blocking = lenovo_led_brightness_set; data->led_mute.flags = LED_HW_PLUGGABLE; data->led_mute.dev = &hdev->dev; @@ -846,7 +829,6 @@ static int lenovo_register_leds(struct hid_device *hdev) return ret;
data->led_micmute.name = name_micm; - data->led_micmute.brightness_get = lenovo_led_brightness_get; data->led_micmute.brightness_set_blocking = lenovo_led_brightness_set; data->led_micmute.flags = LED_HW_PLUGGABLE; data->led_micmute.dev = &hdev->dev;