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authorPrzemo Firszt <przemo@firszt.eu>2012-07-31 17:27:55 (GMT)
committerJiri Kosina <jkosina@suse.cz>2012-08-15 08:29:11 (GMT)
commit530a76c14f40012354074a02254b41cb171e122f (patch)
tree6cfaea8b7afdecf7f5b0f15ef091b67a328733e4
parente8ff13b0bf88b5e696323a1eec877783d965b3c6 (diff)
downloadlinux-530a76c14f40012354074a02254b41cb171e122f.tar.xz
HID: wacom: Use half of brightness for low state
Intuos4 WL leds have 2 states: high and low. With no activity tablet uses low state; using pen triggers high state. Both can be set independently, but it would require setting another led device to control them separately. This patch uses the brightness set through leds subsytem as high and half of that value as low. Signed-off-by: Przemo Firszt <przemo@firszt.eu> Acked-by: Ping Cheng <pingc@wacom.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
-rw-r--r--drivers/hid/hid-wacom.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/hid/hid-wacom.c b/drivers/hid/hid-wacom.c
index fe23a1e..848842e 100644
--- a/drivers/hid/hid-wacom.c
+++ b/drivers/hid/hid-wacom.c
@@ -91,7 +91,8 @@ static void wacom_leds_set_brightness(struct led_classdev *led_dev,
if (buf) {
buf[0] = WAC_CMD_LED_CONTROL;
buf[1] = led;
- buf[2] = value;
+ buf[2] = value >> 2;
+ buf[3] = value;
hdev->hid_output_raw_report(hdev, buf, 9, HID_FEATURE_REPORT);
kfree(buf);
}