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authorMarcel Ziswiler <marcel.ziswiler@toradex.com>2019-03-28 14:32:06 +0100
committerMarcel Ziswiler <marcel.ziswiler@toradex.com>2019-03-28 14:32:06 +0100
commit32aca03c2ce868d3412da0bb6ce6798c7bea357e (patch)
tree01630dc4a6935df99bf7d11d34ff8d384fed86e2 /include/uapi/linux/input-event-codes.h
parentcfbbc7703fff59c67761c93a8b1de29a79f9841c (diff)
parent60771fc402877163d07569addadcf18b86acb455 (diff)
Merge tag 'v4.9.166' into 4.9-2.3.x-imx
This is the 4.9.166 stable release
Diffstat (limited to 'include/uapi/linux/input-event-codes.h')
-rw-r--r--include/uapi/linux/input-event-codes.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/uapi/linux/input-event-codes.h b/include/uapi/linux/input-event-codes.h
index 3af60ee69053..b584868e1b26 100644
--- a/include/uapi/linux/input-event-codes.h
+++ b/include/uapi/linux/input-event-codes.h
@@ -739,6 +739,15 @@
#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) */