diff options
| author | Henrik Rydberg <rydberg@euromail.se> | 2010-01-29 06:28:27 (GMT) |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2010-01-29 06:32:45 (GMT) |
| commit | cb6ecf6f7afece066265e243657b0ac28150a7b2 (patch) | |
| tree | 063906ad19c8bd9d1796312723f8e77b9b7ad5e7 | |
| parent | 93fb84b50fe03aabca8d9dea5d3ba521a07e8571 (diff) | |
| download | linux-cb6ecf6f7afece066265e243657b0ac28150a7b2.tar.xz | |
Input: add the ABS_MT_PRESSURE event
For pressure-based multi-touch devices, a direct way to send sensor
intensity data per finger is needed. This patch adds the ABS_MT_PRESSURE
event to the MT protocol.
Requested-by: Yoonyoung Shim <jy0922.shim@samsung.com>
Requested-by: Mika Kuoppala <mika.kuoppala@nokia.com>
Requested-by: Peter Hutterer <peter.hutterer@who-t.net>
Signed-off-by: Henrik Rydberg <rydberg@euromail.se>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
| -rw-r--r-- | drivers/input/input.c | 1 | ||||
| -rw-r--r-- | include/linux/input.h | 1 |
2 files changed, 2 insertions, 0 deletions
diff --git a/drivers/input/input.c b/drivers/input/input.c index 30b503b..86cb2d2 100644 --- a/drivers/input/input.c +++ b/drivers/input/input.c @@ -46,6 +46,7 @@ static unsigned int input_abs_bypass_init_data[] __initdata = { ABS_MT_TOOL_TYPE, ABS_MT_BLOB_ID, ABS_MT_TRACKING_ID, + ABS_MT_PRESSURE, 0 }; static unsigned long input_abs_bypass[BITS_TO_LONGS(ABS_CNT)]; diff --git a/include/linux/input.h b/include/linux/input.h index 7be8a65..735ceaf 100644 --- a/include/linux/input.h +++ b/include/linux/input.h @@ -660,6 +660,7 @@ struct input_absinfo { #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_MT_TRACKING_ID 0x39 /* Unique ID of initiated contact */ +#define ABS_MT_PRESSURE 0x3a /* Pressure on contact area */ #define ABS_MAX 0x3f #define ABS_CNT (ABS_MAX+1) |