From df44ef203c1f157fa4a9a492b6148fad5b47876c Mon Sep 17 00:00:00 2001
From: dianlujitao <dianlujitao@lineageos.org>
Date: Tue, 1 Feb 2022 13:54:41 +0800
Subject: [PATCH] input: touchscreen: nova_0flash_mmi: Remove unused
 screen_state and mutex

Change-Id: Ibb245928e04bdbdc71a6fbaad8e67da3405648b8
---
 .../touchscreen/nova_0flash_mmi/nt36xxx.c     | 30 -------------------
 .../touchscreen/nova_0flash_mmi/nt36xxx.h     |  8 -----
 2 files changed, 38 deletions(-)

diff --git a/drivers/input/touchscreen/nova_0flash_mmi/nt36xxx.c b/drivers/input/touchscreen/nova_0flash_mmi/nt36xxx.c
index 9e5271d949f4..fd401a28cffb 100644
--- a/drivers/input/touchscreen/nova_0flash_mmi/nt36xxx.c
+++ b/drivers/input/touchscreen/nova_0flash_mmi/nt36xxx.c
@@ -2219,7 +2219,6 @@ static int nvt_sensor_set_enable(struct sensors_classdev *sensors_cdev,
 	NVT_LOG("wakeup gesture ctrl, do nothing");
 #else
 	NVT_LOG("Gesture set enable %d!", enable);
-	mutex_lock(&ts->state_mutex);
 	if (enable == 1) {
 		ts->should_enable_gesture = true;
 	} else if (enable == 0) {
@@ -2227,7 +2226,6 @@ static int nvt_sensor_set_enable(struct sensors_classdev *sensors_cdev,
 	} else {
 		NVT_LOG("unknown enable symbol\n");
 	}
-	mutex_unlock(&ts->state_mutex);
 #endif
 	return 0;
 }
@@ -3104,12 +3102,6 @@ static int32_t nvt_ts_probe(struct spi_device *client)
 	mutex_init(&ts->lock);
 	mutex_init(&ts->xbuf_lock);
 
-#ifdef NVT_SENSOR_EN
-	mutex_init(&ts->state_mutex);
-	//unknown screen state
-	ts->screen_state = SCREEN_UNKNOWN;
-#endif
-
 	//---eng reset before TP_RESX high
 	nvt_eng_reset();
 
@@ -3838,14 +3830,7 @@ int32_t nvt_ts_suspend(struct device *dev)
 {
 	uint8_t buf[4] = {0};
 
-#ifdef NVT_SENSOR_EN
-	mutex_lock(&ts->state_mutex);
-#endif
-
 	if (!ts->bTouchIsAwake) {
-#ifdef NVT_SENSOR_EN
-		mutex_unlock(&ts->state_mutex);
-#endif
 		NVT_LOG("Touch is already suspend\n");
 		return 0;
 	}
@@ -3918,10 +3903,6 @@ int32_t nvt_ts_suspend(struct device *dev)
 	msleep(50);
 
 	NVT_LOG("end\n");
-#ifdef NVT_SENSOR_EN
-	ts->screen_state = SCREEN_OFF;
-	mutex_unlock(&ts->state_mutex);
-#endif
 
 	return 0;
 }
@@ -3935,14 +3916,7 @@ return:
 *******************************************************/
 int32_t nvt_ts_resume(struct device *dev)
 {
-
-#ifdef NVT_SENSOR_EN
-	mutex_lock(&ts->state_mutex);
-#endif
 	if (ts->bTouchIsAwake) {
-#ifdef NVT_SENSOR_EN
-		mutex_unlock(&ts->state_mutex);
-#endif
 		NVT_LOG("Touch is already resume\n");
 		return 0;
 	}
@@ -4019,10 +3993,6 @@ int32_t nvt_ts_resume(struct device *dev)
 
 	NVT_LOG("end\n");
 
-#ifdef NVT_SENSOR_EN
-	ts->screen_state = SCREEN_ON;
-	mutex_unlock(&ts->state_mutex);
-#endif
 	return 0;
 }
 
diff --git a/drivers/input/touchscreen/nova_0flash_mmi/nt36xxx.h b/drivers/input/touchscreen/nova_0flash_mmi/nt36xxx.h
index f1591c1ddab8..aaa683809596 100644
--- a/drivers/input/touchscreen/nova_0flash_mmi/nt36xxx.h
+++ b/drivers/input/touchscreen/nova_0flash_mmi/nt36xxx.h
@@ -163,12 +163,6 @@ extern struct delayed_work nvt_esd_check_work;
 #endif
 
 #ifdef NVT_SENSOR_EN
-/* display state */
-enum display_state {
-	SCREEN_UNKNOWN,
-	SCREEN_OFF,
-	SCREEN_ON,
-};
 struct nvt_sensor_platform_data {
 	struct input_dev *input_sensor_dev;
 	struct sensors_classdev ps_cdev;
@@ -251,8 +245,6 @@ struct nvt_ts_data {
 #endif
 #ifdef NVT_SENSOR_EN
 	bool should_enable_gesture;
-	enum display_state screen_state;
-	struct mutex state_mutex;
 	struct nvt_sensor_platform_data *sensor_pdata;
 #endif
 #ifdef PALM_GESTURE