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-rw-r--r--drivers/input/input.c13
-rw-r--r--include/linux/input.h23
2 files changed, 36 insertions, 0 deletions
diff --git a/drivers/input/input.c b/drivers/input/input.c
index 8ff92aa13a0..e54e002665b 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -33,6 +33,15 @@ MODULE_LICENSE("GPL");
* EV_ABS events which should not be cached are listed here.
*/
static unsigned int input_abs_bypass_init_data[] __initdata = {
+ ABS_MT_TOUCH_MAJOR,
+ ABS_MT_TOUCH_MINOR,
+ ABS_MT_WIDTH_MAJOR,
+ ABS_MT_WIDTH_MINOR,
+ ABS_MT_ORIENTATION,
+ ABS_MT_POSITION_X,
+ ABS_MT_POSITION_Y,
+ ABS_MT_TOOL_TYPE,
+ ABS_MT_BLOB_ID,
0
};
static unsigned long input_abs_bypass[BITS_TO_LONGS(ABS_CNT)];
@@ -169,6 +178,10 @@ static void input_handle_event(struct input_dev *dev,
disposition = INPUT_PASS_TO_HANDLERS;
}
break;
+ case SYN_MT_REPORT:
+ dev->sync = 0;
+ disposition = INPUT_PASS_TO_HANDLERS;
+ break;
}
break;
diff --git a/include/linux/input.h b/include/linux/input.h
index 32cb825939b..0e6ff5de358 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -106,6 +106,7 @@ struct input_absinfo {
#define SYN_REPORT 0
#define SYN_CONFIG 1
+#define SYN_MT_REPORT 2
/*
* Keys and buttons
@@ -645,6 +646,17 @@ struct input_absinfo {
#define ABS_TOOL_WIDTH 0x1c
#define ABS_VOLUME 0x20
#define ABS_MISC 0x28
+
+#define ABS_MT_TOUCH_MAJOR 0x30 /* Major axis of touching ellipse */
+#define ABS_MT_TOUCH_MINOR 0x31 /* Minor axis (omit if circular) */
+#define ABS_MT_WIDTH_MAJOR 0x32 /* Major axis of approaching ellipse */
+#define ABS_MT_WIDTH_MINOR 0x33 /* Minor axis (omit if circular) */
+#define ABS_MT_ORIENTATION 0x34 /* Ellipse orientation */
+#define ABS_MT_POSITION_X 0x35 /* Center X ellipse position */
+#define ABS_MT_POSITION_Y 0x36 /* Center Y ellipse position */
+#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_MAX 0x3f
#define ABS_CNT (ABS_MAX+1)
@@ -744,6 +756,12 @@ struct input_absinfo {
#define BUS_ATARI 0x1B
/*
+ * MT_TOOL types
+ */
+#define MT_TOOL_FINGER 0
+#define MT_TOOL_PEN 1
+
+/*
* Values describing the status of a force-feedback effect
*/
#define FF_STATUS_STOPPED 0x00
@@ -1312,6 +1330,11 @@ static inline void input_sync(struct input_dev *dev)
input_event(dev, EV_SYN, SYN_REPORT, 0);
}
+static inline void input_mt_sync(struct input_dev *dev)
+{
+ input_event(dev, EV_SYN, SYN_MT_REPORT, 0);
+}
+
void input_set_capability(struct input_dev *dev, unsigned int type, unsigned int code);
static inline void input_set_abs_params(struct input_dev *dev, int axis, int min, int max, int fuzz, int flat)