1 files changed, 151 insertions, 0 deletions
diff --git a/drivers/input/touchscreen/focaltech_touch/focaltech_point_report_check.c b/drivers/input/touchscreen/focaltech_touch/focaltech_point_report_check.c
new file mode 100644
index 000000000000..0fa561748f75
--- /dev/null
+++ b/drivers/input/touchscreen/focaltech_touch/focaltech_point_report_check.c
@@ -0,0 +1,151 @@
+/*
+ *
+ * FocalTech TouchScreen driver.
+ *
+ * Copyright (c) 2010-2016, FocalTech Systems, Ltd., all rights reserved.
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ */
+
+/*****************************************************************************
+*
+* File Name: focaltech_point_report_check.c
+*
+*    Author: WangTao
+*
+*   Created: 2016-11-16
+*
+*  Abstract: point report check function
+*
+*   Version: v1.0
+*
+* Revision History:
+*        v1.0:
+*            First release. By WangTao 2016-11-16
+*****************************************************************************/
+
+/*****************************************************************************
+* Included header files
+*****************************************************************************/
+#include "focaltech_core.h"
+
+#if FTS_POINT_REPORT_CHECK_EN
+/*****************************************************************************
+* Private constant and macro definitions using #define
+*****************************************************************************/
+#define POINT_REPORT_CHECK_WAIT_TIME              200
+
+/*****************************************************************************
+* Private enumerations, structures and unions using typedef
+*****************************************************************************/
+
+/*****************************************************************************
+* Static variables
+*****************************************************************************/
+static struct delayed_work fts_point_report_check_work;
+static struct workqueue_struct *fts_point_report_check_workqueue;
+
+/*****************************************************************************
+* Global variable or extern global variabls/functions
+*****************************************************************************/
+
+/*****************************************************************************
+* Static function prototypes
+*****************************************************************************/
+
+/*****************************************************************************
+* functions body
+*****************************************************************************/
+
+/*****************************************************************************
+*  Name: fts_point_report_check_func
+*  Brief:
+*  Input:
+*  Output:
+*  Return:
+*****************************************************************************/
+static void fts_point_report_check_func(struct work_struct *work)
+{
+
+#if FTS_MT_PROTOCOL_B_EN
+	unsigned int finger_count = 0;
+
+	FTS_FUNC_ENTER();
+
+	for (finger_count = 0; finger_count < FTS_MAX_POINTS; finger_count++) {
+		input_mt_slot(fts_input_dev, finger_count);
+		input_mt_report_slot_state(fts_input_dev, MT_TOOL_FINGER,
+					   false);
+	}
+#else
+	input_mt_sync(fts_input_dev);
+#endif
+	input_report_key(fts_input_dev, BTN_TOUCH, 0);
+	input_sync(fts_input_dev);
+
+	FTS_FUNC_EXIT();
+}
+
+void fts_point_report_check_queue_work(void)
+{
+
+	cancel_delayed_work(&fts_point_report_check_work);
+	queue_delayed_work(fts_point_report_check_workqueue,
+			   &fts_point_report_check_work,
+			   msecs_to_jiffies(POINT_REPORT_CHECK_WAIT_TIME));
+
+}
+
+/*****************************************************************************
+*  Name: fts_point_report_check_init
+*  Brief:
+*  Input:
+*  Output:
+*  Return: < 0: Fail to create esd check queue
+*****************************************************************************/
+int fts_point_report_check_init(void)
+{
+	FTS_FUNC_ENTER();
+
+	INIT_DELAYED_WORK(&fts_point_report_check_work,
+			  fts_point_report_check_func);
+	fts_point_report_check_workqueue =
+	    create_workqueue("fts_point_report_check_func_wq");
+	if (fts_point_report_check_workqueue == NULL) {
+		FTS_ERROR("[POINT_REPORT]: Failed to create"
+				"fts_point_report_check_workqueue!!");
+	} else {
+		FTS_DEBUG("[POINT_REPORT]: Success to create"
+				"fts_point_report_check_workqueue!!");
+	}
+
+	FTS_FUNC_EXIT();
+
+	return 0;
+}
+
+/*****************************************************************************
+*  Name: fts_point_report_check_exit
+*  Brief:
+*  Input:
+*  Output:
+*  Return:
+*****************************************************************************/
+int fts_point_report_check_exit(void)
+{
+	FTS_FUNC_ENTER();
+
+	destroy_workqueue(fts_point_report_check_workqueue);
+
+	FTS_FUNC_EXIT();
+	return 0;
+}
+#endif /* FTS_POINT_REPORT_CHECK_EN */