From 13a52906ce67ed2ce67bfc10714934ffa6c5d646 Mon Sep 17 00:00:00 2001 From: Sascha Hauer Date: Mon, 14 Jan 2019 09:09:39 +0100 Subject: dts: update to v4.20-rc7 Signed-off-by: Sascha Hauer --- dts/include/dt-bindings/input/linux-event-codes.h | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'dts/include') diff --git a/dts/include/dt-bindings/input/linux-event-codes.h b/dts/include/dt-bindings/input/linux-event-codes.h index 3eb5a4c3d6..ae366b8742 100644 --- a/dts/include/dt-bindings/input/linux-event-codes.h +++ b/dts/include/dt-bindings/input/linux-event-codes.h @@ -752,6 +752,15 @@ #define ABS_MISC 0x28 +/* + * 0x2e is reserved and should not be used in input drivers. + * It was used by HID as ABS_MISC+6 and userspace needs to detect if + * the next ABS_* event is correct or is just ABS_MISC + n. + * We define here ABS_RESERVED so userspace can rely on it and detect + * the situation described above. + */ +#define ABS_RESERVED 0x2e + #define ABS_MT_SLOT 0x2f /* MT slot being modified */ #define ABS_MT_TOUCH_MAJOR 0x30 /* Major axis of touching ellipse */ #define ABS_MT_TOUCH_MINOR 0x31 /* Minor axis (omit if circular) */ -- cgit v1.2.3