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Diffstat (limited to 'drivers/input/mouse/synaptics.h')
-rw-r--r--drivers/input/mouse/synaptics.h18
1 files changed, 13 insertions, 5 deletions
diff --git a/drivers/input/mouse/synaptics.h b/drivers/input/mouse/synaptics.h
index 7453938bf5e..ca040aa80fa 100644
--- a/drivers/input/mouse/synaptics.h
+++ b/drivers/input/mouse/synaptics.h
@@ -19,7 +19,8 @@
#define SYN_QUE_RESOLUTION 0x08
#define SYN_QUE_EXT_CAPAB 0x09
#define SYN_QUE_EXT_CAPAB_0C 0x0c
-#define SYN_QUE_EXT_DIMENSIONS 0x0d
+#define SYN_QUE_EXT_MAX_COORDS 0x0d
+#define SYN_QUE_EXT_MIN_COORDS 0x0f
/* synatics modes */
#define SYN_BIT_ABSOLUTE_MODE (1 << 7)
@@ -66,18 +67,21 @@
* 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
* for noise.
+ * 2 0x20 report min query 0x0f gives min coord reported
*/
#define SYN_CAP_CLICKPAD(ex0c) ((ex0c) & 0x100000) /* 1-button ClickPad */
#define SYN_CAP_CLICKPAD2BTN(ex0c) ((ex0c) & 0x000100) /* 2-button ClickPad */
#define SYN_CAP_MAX_DIMENSIONS(ex0c) ((ex0c) & 0x020000)
+#define SYN_CAP_MIN_DIMENSIONS(ex0c) ((ex0c) & 0x002000)
#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 +108,9 @@
#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)
*/
@@ -130,7 +137,8 @@ struct synaptics_data {
unsigned long int ext_cap_0c; /* Ext Caps from 0x0c query */
unsigned long int identity; /* Identification */
unsigned int x_res, y_res; /* X/Y resolution in units/mm */
- unsigned int x_max, y_max; /* Max dimensions (from FW) */
+ unsigned int x_max, y_max; /* Max coordinates (from FW) */
+ unsigned int x_min, y_min; /* Min coordinates (from FW) */
unsigned char pkt_type; /* packet type - old, new, etc */
unsigned char mode; /* current mode byte */