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input: touchscreep :qtouch: report the finger tracking id

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USE ABS_MT_TRACKING_ID to report the finger tracking id

Change-Id: I8198eea12c5a90607a6dab48d96c6872a1c5e783
Signed-off-by: makarand.karvekar <makarand.karvekar@motorola.com>
This commit is contained in:
makarand.karvekar 2010-09-07 14:54:28 -05:00 committed by Colin Cross
parent 16b553082f
commit 17ab6bba46
1 changed files with 5 additions and 0 deletions
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5
drivers/input/touchscreen/qtouch_obp_ts.c
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@ -908,6 +908,8 @@ static int do_touch_multi_msg(struct qtouch_ts_data *ts, struct qtm_object *obj,
ts->finger_data[i].x_data);
input_report_abs(ts->input_dev, ABS_MT_POSITION_Y,
ts->finger_data[i].y_data);
input_report_abs(ts->input_dev, ABS_MT_TRACKING_ID,
i+1);
input_mt_sync(ts->input_dev);
}
input_sync(ts->input_dev);
@ -1128,6 +1130,8 @@ static int qtouch_ts_register_input(struct qtouch_ts_data *ts)
input_set_abs_params(ts->input_dev, ABS_MT_WIDTH_MAJOR,
ts->pdata->abs_min_w, ts->pdata->abs_max_w,
ts->pdata->fuzz_w, 0);
input_set_abs_params(ts->input_dev, ABS_MT_TRACKING_ID,
0, ts->pdata->multi_touch_cfg.num_touch, 1, 0);
}
memset(&ts->finger_data[0], 0,
@ -1929,6 +1933,7 @@ static int qtouch_ts_resume(struct i2c_client *client)
if (ts->finger_data[i].down == 0)
continue;
input_report_abs(ts->input_dev, ABS_MT_TOUCH_MAJOR, 0);
input_report_abs(ts->input_dev, ABS_MT_TRACKING_ID, i+1);
input_mt_sync(ts->input_dev);
memset(&ts->finger_data[i], 0, sizeof(struct coordinate_map));
}