input: synaptics_tcm_d2t: Enable DT2W node using tp_common

Change-Id: I8ca9447557b69f47e448b519a11326aef48879b2

2 files changed, 55 insertions, 0 deletions

diff --git a/drivers/input/touchscreen/synaptics_tcm_d2t/synaptics_tcm_core.c b/drivers/input/touchscreen/synaptics_tcm_d2t/synaptics_tcm_core.c
index 23cbb59938ff..aad87e25f740 100644
--- a/drivers/input/touchscreen/synaptics_tcm_d2t/synaptics_tcm_core.c
+++ b/drivers/input/touchscreen/synaptics_tcm_d2t/synaptics_tcm_core.c
@@ -38,6 +38,9 @@
 #include "synaptics_tcm_core.h"
 #include <linux/uaccess.h>
 #include <linux/debugfs.h>
+#ifdef CONFIG_TOUCHSCREEN_COMMON
+#include <linux/input/tp_common.h>
+#endif
 /*#define RESET_ON_RESUME*/
 #define RESET_ON_RESUME_DELAY_MS 20
 
@@ -415,6 +418,37 @@ exit:
 	return retval;
 }
 
+#ifdef CONFIG_TOUCHSCREEN_COMMON
+extern void change_double_tap_status(int enabled);
+
+static ssize_t double_tap_show(struct kobject *kobj,
+				struct kobj_attribute *attr, char *buf)
+{
+	return sprintf(buf, "%d\n", tcm_hcd->gesture_enabled);
+}
+
+static ssize_t double_tap_store(struct kobject *kobj,
+				struct kobj_attribute *attr, const char *buf,
+				size_t count)
+{
+	int rc, val;
+
+	rc = kstrtoint(buf, 10, &val);
+	if (rc)
+		return -EINVAL;
+
+	tcm_hcd->gesture_enabled = !!val;
+	change_double_tap_status(tcm_hcd->gesture_enabled);
+
+	return count;
+}
+
+static struct tp_common_ops double_tap_ops = {
+	.show = double_tap_show,
+	.store = double_tap_store
+};
+#endif
+
 static ssize_t syna_tcm_sysfs_reset_store(struct device *dev,
 		struct device_attribute *attr, const char *buf, size_t count)
 {
@@ -3535,6 +3569,15 @@ static int syna_tcm_probe(struct platform_device *pdev)
 		goto err_config_gpio;
 	}
 
+#ifdef CONFIG_TOUCHSCREEN_COMMON
+	retval = tp_common_set_double_tap_ops(&double_tap_ops);
+	if (retval < 0) {
+		dev_err(&pdev->dev,
+				"%s: Failed to create double_tap node err=%d\n",
+				__func__, retval);
+	}
+#endif
+
 	sysfs_dir = kobject_create_and_add(PLATFORM_DRIVER_NAME,
 			&pdev->dev.kobj);
 	if (!sysfs_dir) {
diff --git a/drivers/input/touchscreen/synaptics_tcm_d2t/synaptics_tcm_touch.c b/drivers/input/touchscreen/synaptics_tcm_d2t/synaptics_tcm_touch.c
index 1df24959f0c0..23590b9cb0c1 100644
--- a/drivers/input/touchscreen/synaptics_tcm_d2t/synaptics_tcm_touch.c
+++ b/drivers/input/touchscreen/synaptics_tcm_d2t/synaptics_tcm_touch.c
@@ -151,6 +151,18 @@ static void syna_tcm_switch_mode_work(struct work_struct *work);
 
 static struct touch_hcd *touch_hcd;
 
+#ifdef CONFIG_TOUCHSCREEN_COMMON
+void change_double_tap_status(int enabled) {
+	struct touch_data *touch_data;
+
+	touch_data = &touch_hcd->touch_data;
+
+	touch_data->gesture_double_tap = enabled;
+
+	return;
+}
+#endif
+
 /**
  * touch_free_objects() - Free all touch objects
  *