A certain ELAN touchscreen has a stylus battery that always reports 1%,
even with known good batteries. This will popup a notification any time
it's used. This patch uses a HID battery quirk to ignore the battery on
the device.
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 5146ee029db4..ee4bbc8bf672 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -374,6 +374,7 @@
#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_DELL_5379 0x2361
#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 a481eaf39e88..b3236850210f 100644
--- a/drivers/hid/hid-input.c
+++ b/drivers/hid/hid-input.c
@@ -325,6 +325,8 @@ static const struct hid_device_id
hid_battery_quirks[] = {
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ELECOM,
USB_DEVICE_ID_ELECOM_BM084),
HID_BATTERY_QUIRK_IGNORE },
+ { HID_USB_DEVICE(USB_VENDOR_ID_ELAN, USB_DEVICE_ID_DELL_5379),
+ HID_BATTERY_QUIRK_IGNORE },
{}
};
