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-rw-r--r--include/uapi/linux/input.h12
1 files changed, 8 insertions, 4 deletions
diff --git a/include/uapi/linux/input.h b/include/uapi/linux/input.h
index ee3127461ee0..2557eb7b0561 100644
--- a/include/uapi/linux/input.h
+++ b/include/uapi/linux/input.h
@@ -78,10 +78,13 @@ struct input_id {
* Note that input core does not clamp reported values to the
* [minimum, maximum] limits, such task is left to userspace.
*
- * The default resolution for main axes (ABS_X, ABS_Y, ABS_Z)
- * is reported in units per millimeter (units/mm), resolution
- * for rotational axes (ABS_RX, ABS_RY, ABS_RZ) is reported
- * in units per radian.
+ * The default resolution for main axes (ABS_X, ABS_Y, ABS_Z,
+ * ABS_MT_POSITION_X, ABS_MT_POSITION_Y) is reported in units
+ * per millimeter (units/mm), resolution for rotational axes
+ * (ABS_RX, ABS_RY, ABS_RZ) is reported in units per radian.
+ * The resolution for the size axes (ABS_MT_TOUCH_MAJOR,
+ * ABS_MT_TOUCH_MINOR, ABS_MT_WIDTH_MAJOR, ABS_MT_WIDTH_MINOR)
+ * is reported in units per millimeter (units/mm).
* When INPUT_PROP_ACCELEROMETER is set the resolution changes.
* The main axes (ABS_X, ABS_Y, ABS_Z) are then reported in
* units per g (units/g) and in units per degree per second
@@ -271,6 +274,7 @@ struct input_mask {
#define BUS_RMI 0x1D
#define BUS_CEC 0x1E
#define BUS_INTEL_ISHTP 0x1F
+#define BUS_AMD_SFH 0x20
/*
* MT_TOOL types