From 7cb19d1ac8fe78e75e2877f42ce3c2394340eabe Mon Sep 17 00:00:00 2001
From: zhongling1 <zhongling1@lenovo.com>
Date: Fri, 27 Mar 2020 17:13:38 +0800
Subject: [PATCH] dlkm: ets_fps: Set up double tap feature

1. Add new macro for double tap if define
2. Disable slide nav
3. Enable swipe nav
4. Set up double tap at HAL

Change-Id: Ibab4d2670980ee76ef03fc82b4c23886cf19a871
Signed-off-by: zhongling1 <zhongling1@lenovo.com>
Reviewed-on: https://gerrit.mot.com/1522953
SLTApproved: Slta Waiver
SME-Granted: SME Approvals Granted
Tested-by: Jira Key
Reviewed-by: Weilong Wu <wuwl10@motorola.com>
Reviewed-by: Hujun Liao <liaohj@motorola.com>
Submit-Approved: Jira Key
---
 drivers/input/misc/ets_fps_mmi/Android.mk       |  4 ++++
 drivers/input/misc/ets_fps_mmi/Kbuild           |  4 ++++
 drivers/input/misc/ets_fps_mmi/ets_navi_input.c | 16 +++++++++++-----
 3 files changed, 19 insertions(+), 5 deletions(-)

diff --git a/drivers/input/misc/ets_fps_mmi/Android.mk b/drivers/input/misc/ets_fps_mmi/Android.mk
index dd4a2e1db0e6..c1c3d34d25d5 100644
--- a/drivers/input/misc/ets_fps_mmi/Android.mk
+++ b/drivers/input/misc/ets_fps_mmi/Android.mk
@@ -21,6 +21,10 @@ ifeq ($(DISPLAY_SPEED_UP), true)
 	KERNEL_CFLAGS += CONFIG_DISPLAY_SPEED_UP=y
 endif
 
+ifeq ($(FPS_ENABLE_DOUBLE_TAP), true)
+	KERNEL_CFLAGS += CONFIG_NAV_DOUBLE_TAP=y
+endif
+
 include $(CLEAR_VARS)
 LOCAL_MODULE := ets_fps_mmi.ko
 LOCAL_MODULE_TAGS := optional
diff --git a/drivers/input/misc/ets_fps_mmi/Kbuild b/drivers/input/misc/ets_fps_mmi/Kbuild
index e3a785505d14..de4753ecd02b 100644
--- a/drivers/input/misc/ets_fps_mmi/Kbuild
+++ b/drivers/input/misc/ets_fps_mmi/Kbuild
@@ -38,3 +38,7 @@ endif
 ifneq ($(filter m y, $(CONFIG_DISPLAY_SPEED_UP)),)
 EXTRA_CFLAGS += -DCONFIG_DISPLAY_SPEED_UP
 endif
+
+ifneq ($(filter m y, $(CONFIG_NAV_DOUBLE_TAP)),)
+EXTRA_CFLAGS += -DCONFIG_NAV_DOUBLE_TAP
+endif
diff --git a/drivers/input/misc/ets_fps_mmi/ets_navi_input.c b/drivers/input/misc/ets_fps_mmi/ets_navi_input.c
index 7efb12a51e41..e2feb769400e 100644
--- a/drivers/input/misc/ets_fps_mmi/ets_navi_input.c
+++ b/drivers/input/misc/ets_fps_mmi/ets_navi_input.c
@@ -174,8 +174,12 @@ static unsigned int prev_keycode;
  * @ ENABLE_TRANSLATED_LONG_TOUCH
  *     ENABLE/DISABLE : enable/disable long-touch event.
  */
-#define ENABLE_TRANSLATED_SINGLE_CLICK	DISABLE
+#ifdef CONFIG_NAV_DOUBLE_TAP
+#define ENABLE_TRANSLATED_DOUBLE_CLICK	ENABLE
+#else
 #define ENABLE_TRANSLATED_DOUBLE_CLICK	DISABLE
+#endif
+#define ENABLE_TRANSLATED_SINGLE_CLICK	DISABLE
 #define ENABLE_TRANSLATED_LONG_TOUCH	DISABLE
 
 
@@ -206,8 +210,8 @@ static unsigned int prev_keycode;
  *   KEY_PRESS_RELEASE : Combined action of press-then-release
  */
 #define LONGTOUCH_INTERVAL          400
-#define SINGLECLICK_INTERVAL        150
-#define DOUBLECLICK_INTERVAL        150
+#define SINGLECLICK_INTERVAL        200
+#define DOUBLECLICK_INTERVAL        500
 
 
 #define	KEYEVENT_CLICK              KEY_FPS_TAP /* 0x232 */
@@ -399,7 +403,7 @@ void translated_command_converter(char cmd, struct etspi_data *etspi)
 
 	case NAVI_EVENT_ON: /* finger down */
 		g_KeyEventRaised = false;
-#if ENABLE_TRANSLATED_SINGLE_CLICK
+#if ENABLE_TRANSLATED_SINGLE_CLICK || ENABLE_TRANSLATED_DOUBLE_CLICK
 		g_SingleClickJiffies = jiffies;
 #endif
 
@@ -418,10 +422,12 @@ void translated_command_converter(char cmd, struct etspi_data *etspi)
 			pr_info("Egis : g_SingleClick %u tap interval =%u double tap interval = %u time= %u",
 				g_SingleClick, jiffies_to_msecs(jiffies - g_SingleClickJiffies),
 				jiffies_to_msecs(jiffies - g_DoubleClickJiffies), jiffies_to_msecs(jiffies));
-#if ENABLE_TRANSLATED_SINGLE_CLICK
+#if ENABLE_TRANSLATED_SINGLE_CLICK || ENABLE_TRANSLATED_DOUBLE_CLICK
 			if ((jiffies - g_SingleClickJiffies) < (HZ * SINGLECLICK_INTERVAL / 1000)) {
 				/* Click event */
+#if ENABLE_TRANSLATED_SINGLE_CLICK
 				send_key_event(etspi, KEYEVENT_CLICK, KEYEVENT_CLICK_ACTION);
+#endif
 				g_SingleClick++;
 				if (g_SingleClick == 1) {
 					g_DoubleClickJiffies = jiffies;