From 4b64487fa63a71bbed883b55268ea275da6f8a7a Mon Sep 17 00:00:00 2001 From: Arnd Bergmann Date: Fri, 25 May 2018 17:30:51 +0200 Subject: [PATCH] HID: steam: select CONFIG_POWER_SUPPLY Using the power supply APIs requires selecting the appropriate Kconfig symbol, otherwise we get this build failure: drivers/hid/hid-steam.o: In function `steam_unregister': hid-steam.c:(.text+0x1cc): undefined reference to `power_supply_unregister' drivers/hid/hid-steam.o: In function `steam_battery_get_property': hid-steam.c:(.text+0x2d2): undefined reference to `power_supply_get_drvdata' drivers/hid/hid-steam.o: In function `steam_raw_event': hid-steam.c:(.text+0xcba): undefined reference to `power_supply_changed' drivers/hid/hid-steam.o: In function `steam_register': hid-steam.c:(.text+0x13e3): undefined reference to `power_supply_register' hid-steam.c:(.text+0x13fe): undefined reference to `power_supply_powers' Fixes: f82719790751 ("HID: steam: add battery device.") Signed-off-by: Arnd Bergmann Reviewed-by: Benjamin Tissoires Signed-off-by: Jiri Kosina --- drivers/hid/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig index 4a6fdf346058..c75b12ded7af 100644 --- a/drivers/hid/Kconfig +++ b/drivers/hid/Kconfig @@ -841,6 +841,7 @@ config HID_SPEEDLINK config HID_STEAM tristate "Steam Controller support" depends on HID + select POWER_SUPPLY ---help--- Say Y here if you have a Steam Controller if you want to use it without running the Steam Client. It supports both the wired and -- 2.39.5