From: Seth Miller miller.seth@gmail.com
[ Upstream commit 7c38e769d5c508939ce5dc26df72602f3c902342 ]
Battery status is being reported for the Elan touchscreen on ASUS UX550 laptops despite not having a batter. It always shows either 0 or 1%.
Signed-off-by: Seth Miller miller.seth@gmail.com Signed-off-by: Jiri Kosina jkosina@suse.cz Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/hid/hid-ids.h | 1 + drivers/hid/hid-input.c | 2 ++ 2 files changed, 3 insertions(+)
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h index 6d118da1615d4..ab2be7a115d8f 100644 --- a/drivers/hid/hid-ids.h +++ b/drivers/hid/hid-ids.h @@ -386,6 +386,7 @@ #define USB_DEVICE_ID_TOSHIBA_CLICK_L9W 0x0401 #define USB_DEVICE_ID_HP_X2 0x074d #define USB_DEVICE_ID_HP_X2_10_COVER 0x0755 +#define USB_DEVICE_ID_ASUS_UX550_TOUCHSCREEN 0x2706
#define USB_VENDOR_ID_ELECOM 0x056e #define USB_DEVICE_ID_ELECOM_BM084 0x0061 diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c index 13deb9a676855..4dd151b2924e2 100644 --- a/drivers/hid/hid-input.c +++ b/drivers/hid/hid-input.c @@ -334,6 +334,8 @@ static const struct hid_device_id hid_battery_quirks[] = { { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, USB_DEVICE_ID_LOGITECH_DINOVO_EDGE_KBD), HID_BATTERY_QUIRK_IGNORE }, + { HID_USB_DEVICE(USB_VENDOR_ID_ELAN, USB_DEVICE_ID_ASUS_UX550_TOUCHSCREEN), + HID_BATTERY_QUIRK_IGNORE }, {} };