Added pressure handling for Stantum multitouch panels
Signed-off-by: Stephane Chatty <chatty@xxxxxxx>
diff -rupN a/drivers/hid/hid-stantum.c b/drivers/hid/hid-stantum.c
--- a/drivers/hid/hid-stantum.c 2010-02-06 15:01:17.000000000 +0100
+++ b/drivers/hid/hid-stantum.c 2010-02-06 15:03:45.000000000 +0100
@@ -16,7 +16,7 @@
#include <linux/hid.h>
#include <linux/module.h>
-MODULE_VERSION("1.01");
+MODULE_VERSION("1.02");
MODULE_AUTHOR("Stephane Chatty <chatty@xxxxxxx>");
MODULE_DESCRIPTION("Stantum HID multitouch panels");
MODULE_LICENSE("GPL");
@@ -66,7 +66,6 @@ static int stantum_input_mapping(struct
case HID_DG_DEVICEINDEX:
case HID_DG_CONTACTCOUNT:
case HID_DG_CONTACTMAX:
- case HID_DG_TIPPRESSURE:
return -1;
case HID_DG_TIPSWITCH:
@@ -84,6 +83,11 @@ static int stantum_input_mapping(struct
input_set_abs_params(hi->input, ABS_MT_ORIENTATION,
1, 1, 0, 0);
return 1;
+ case HID_DG_TIPPRESSURE:
+ hid_map_usage(hi, usage, bit, max,
+ EV_ABS, ABS_MT_PRESSURE);
+ return 1;
+
case HID_DG_CONTACTID:
hid_map_usage(hi, usage, bit, max,
EV_ABS, ABS_MT_TRACKING_ID);
@@ -140,10 +144,7 @@ static void stantum_filter_event(struct
input_event(input, EV_ABS, ABS_MT_TOUCH_MAJOR, wide ? sd->w : sd->h);
input_event(input, EV_ABS, ABS_MT_TOUCH_MINOR, wide ? sd->h : sd->w);
-#if 0
- /* MT_PRESSURE does not exist yet */
input_event(input, EV_ABS, ABS_MT_PRESSURE, sd->z);
-#endif
input_mt_sync(input);
sd->valid = false;
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