1 files changed, 7 insertions, 3 deletions

diff --git a/drivers/input/mouse/synaptics.h b/drivers/input/mouse/synaptics.h
index 7453938bf5ef..b8025b0ee2bd 100644
--- a/drivers/input/mouse/synaptics.h
+++ b/drivers/input/mouse/synaptics.h
@@ -66,9 +66,9 @@
  * 1    0x60    multifinger mode        identifies firmware finger counting
  *                                      (not reporting!) algorithm.
  *                                      Not particularly meaningful
- * 1    0x80    covered pad             W clipped to 14, 15 == pad mostly covered
- * 2    0x01    clickpad bit 1          2-button ClickPad
- * 2    0x02    deluxe LED controls     touchpad support LED commands
+ * 1    0x80    covered pad             W clipped to 14, 15 == pad mostly covered
+ * 2    0x01    clickpad bit 1          2-button ClickPad
+ * 2    0x02    deluxe LED controls     touchpad support LED commands
  *                                      ala multimedia control bar
  * 2    0x04    reduced filtering       firmware does less filtering on
  *                                      position data, driver should watch
@@ -78,6 +78,7 @@
 #define SYN_CAP_CLICKPAD2BTN(ex0c)      ((ex0c) & 0x000100) /* 2-button ClickPad */
 #define SYN_CAP_MAX_DIMENSIONS(ex0c)    ((ex0c) & 0x020000)
 #define SYN_CAP_ADV_GESTURE(ex0c)       ((ex0c) & 0x080000)
+#define SYN_CAP_REDUCED_FILTERING(ex0c) ((ex0c) & 0x000400)
 
 /* synaptics modes query bits */
 #define SYN_MODE_ABSOLUTE(m)            ((m) & (1 << 7))
@@ -104,6 +105,9 @@
 #define SYN_NEWABS_RELAXED              2
 #define SYN_OLDABS                      3
 
+/* amount to fuzz position data when touchpad reports reduced filtering */
+#define SYN_REDUCED_FILTER_FUZZ         8
+
 /*
  * A structure to describe the state of the touchpad hardware (buttons and pad)
  */