124 lines
3.6 KiB
C
124 lines
3.6 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (C) 2016 MediaTek Inc.
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*/
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/*****************************************************************************
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*
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* File Name: focaltech_point_report_check.c
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*
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* Author: Focaltech Driver Team
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*
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* Created: 2016-11-16
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*
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* Abstract: point report check function
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*
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* Version: v1.0
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*
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* Revision History:
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*
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*****************************************************************************/
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/*****************************************************************************
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* Included header files
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*****************************************************************************/
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#include "focaltech_core.h"
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#if FTS_POINT_REPORT_CHECK_EN
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/*****************************************************************************
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* Private constant and macro definitions using #define
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*****************************************************************************/
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#define POINT_REPORT_CHECK_WAIT_TIME 200 /* unit:ms */
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/*****************************************************************************
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* functions body
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*****************************************************************************/
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/*****************************************************************************
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* Name: fts_prc_func
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* Brief: fts point report check work func, report whole up of points
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* Input:
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* Output:
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* Return:
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*****************************************************************************/
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static void fts_prc_func(struct work_struct *work)
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{
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struct fts_ts_data *ts_data =
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container_of(work, struct fts_ts_data, prc_work.work);
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struct input_dev *input_dev = ts_data->input_dev;
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#if FTS_MT_PROTOCOL_B_EN
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u32 finger_count = 0;
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u32 max_touches = fts_data->pdata->max_touch_number;
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#endif
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FTS_FUNC_ENTER();
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mutex_lock(&ts_data->report_mutex);
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#if FTS_MT_PROTOCOL_B_EN
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for (finger_count = 0; finger_count < max_touches; finger_count++) {
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input_mt_slot(input_dev, finger_count);
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input_mt_report_slot_state(input_dev, MT_TOOL_FINGER, false);
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}
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#else
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input_mt_sync(input_dev);
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#endif
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input_report_key(input_dev, BTN_TOUCH, 0);
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input_sync(input_dev);
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mutex_unlock(&ts_data->report_mutex);
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FTS_FUNC_EXIT();
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}
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/*****************************************************************************
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* Name: fts_prc_queue_work
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* Brief: fts point report check queue work, call it when interrupt comes
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* Input:
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* Output:
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* Return:
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*****************************************************************************/
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void fts_prc_queue_work(struct fts_ts_data *ts_data)
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{
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cancel_delayed_work_sync(&ts_data->prc_work);
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queue_delayed_work(ts_data->ts_workqueue, &ts_data->prc_work,
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msecs_to_jiffies(POINT_REPORT_CHECK_WAIT_TIME));
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}
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/*****************************************************************************
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* Name: fts_point_report_check_init
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* Brief:
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* Input:
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* Output:
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* Return: < 0: Fail to create esd check queue
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*****************************************************************************/
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int fts_point_report_check_init(struct fts_ts_data *ts_data)
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{
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FTS_FUNC_ENTER();
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if (ts_data->ts_workqueue) {
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INIT_DELAYED_WORK(&ts_data->prc_work, fts_prc_func);
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} else {
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FTS_ERROR(
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"fts workqueue is NULL, can't run point report check function");
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return -EINVAL;
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}
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FTS_FUNC_EXIT();
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return 0;
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}
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/*****************************************************************************
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* Name: fts_point_report_check_exit
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* Brief:
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* Input:
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* Output:
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* Return:
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*****************************************************************************/
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int fts_point_report_check_exit(struct fts_ts_data *ts_data)
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{
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FTS_FUNC_ENTER();
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FTS_FUNC_EXIT();
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return 0;
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}
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#endif /* FTS_POINT_REPORT_CHECK_EN */
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