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-rw-r--r--include/linux/input.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/input.h b/include/linux/input.h
index 7be8a6537b57..735ceaf1bc2d 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -660,6 +660,7 @@ struct input_absinfo {
#define ABS_MT_TOOL_TYPE 0x37 /* Type of touching device */
#define ABS_MT_BLOB_ID 0x38 /* Group a set of packets as a blob */
#define ABS_MT_TRACKING_ID 0x39 /* Unique ID of initiated contact */
+#define ABS_MT_PRESSURE 0x3a /* Pressure on contact area */
#define ABS_MAX 0x3f
#define ABS_CNT (ABS_MAX+1)

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