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-rw-r--r--include/linux/input/mt.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/input/mt.h b/include/linux/input/mt.h
index b3ac06a..318bb82 100644
--- a/include/linux/input/mt.h
+++ b/include/linux/input/mt.h
@@ -48,6 +48,12 @@ static inline void input_mt_slot(struct input_dev *dev, int slot)
input_event(dev, EV_ABS, ABS_MT_SLOT, slot);
}
+static inline bool input_is_mt_axis(int axis)
+{
+ return axis == ABS_MT_SLOT ||
+ (axis >= ABS_MT_FIRST && axis <= ABS_MT_LAST);
+}
+
void input_mt_report_slot_state(struct input_dev *dev,
unsigned int tool_type, bool active);
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