HID: expose wacom pen tablet battery through power_supply class
This patch exposes wacom pen tablet battery capacity and ac state thru
power_supply class is sysfs.
Signed-off-by: Przemo Firszt <przemo@firszt.eu>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig
index 71d4c07..8e1b505 100644
--- a/drivers/hid/Kconfig
+++ b/drivers/hid/Kconfig
@@ -357,6 +357,14 @@
---help---
Support for Wacom Graphire Bluetooth tablet.
+config HID_WACOM_POWER_SUPPLY
+ bool "Wacom Bluetooth devices power supply status support"
+ depends on HID_WACOM
+ select POWER_SUPPLY
+ ---help---
+ Say Y here if you want to enable power supply status monitoring for
+ Wacom Bluetooth devices.
+
config HID_ZEROPLUS
tristate "Zeroplus based game controller support" if EMBEDDED
depends on USB_HID