From 543dcbe9ac28366932cfafd188a5561879220d4e Mon Sep 17 00:00:00 2001
From: Tao Huang <huangtao@rock-chips.com>
Date: Mon, 5 Nov 2018 15:44:59 +0800
Subject: [PATCH] drivers/rtc: remove unused auto-wake driver

Change-Id: I58e3f465742404b75197e2b5ea41bc5703802742
Signed-off-by: Tao Huang <huangtao@rock-chips.com>
---
 drivers/rtc/auto-wake.c | 129 ----------------------------------------
 1 file changed, 129 deletions(-)
 delete mode 100644 drivers/rtc/auto-wake.c

diff --git a/drivers/rtc/auto-wake.c b/drivers/rtc/auto-wake.c
deleted file mode 100644
index abdd73fd4797..000000000000
--- a/drivers/rtc/auto-wake.c
+++ /dev/null
@@ -1,129 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-#include <linux/android_alarm.h>
-#include <linux/device.h>
-#include <linux/miscdevice.h>
-#include <linux/platform_device.h>
-#include <linux/rtc.h>
-#include <linux/sched.h>
-#include <linux/spinlock.h>
-#include <linux/sysdev.h>
-#include <linux/wakelock.h>
-#include <linux/power_supply.h>
-#include <linux/suspend.h>
-
-#include <asm/mach/time.h>
-
-struct auto_wake
-{
-	struct alarm alarm;
-	struct timespec timer;
-	//struct notifier_block pm_nb;
-};
-
-static struct auto_wake auto_wake;
-struct timespec set_atuo_wake_time( struct timespec timer)
-{
-	struct timespec new_time;
-	struct timespec tmp_time;
-	
-	tmp_time =ktime_to_timespec(alarm_get_elapsed_realtime());
-
-	printk("nowtime = %ld \n",tmp_time.tv_sec);
-	
-	new_time.tv_nsec = timer.tv_nsec+ tmp_time.tv_nsec;
-	new_time.tv_sec =  timer.tv_sec+ tmp_time.tv_sec;
-
-	return new_time;
-}
-
-static void auto_wake_update(struct auto_wake *auto_wake)
-{
-
-	struct timespec new_alarm_time;
-	
-//	printk("auto_wake_update\n");
-	new_alarm_time = set_atuo_wake_time(auto_wake->timer);
-	alarm_start_range(&auto_wake->alarm,
-			timespec_to_ktime(new_alarm_time),
-			timespec_to_ktime(new_alarm_time));
-}
-
-static void atuo_wake_trigger(struct alarm *alarm)
-{
-
-	struct auto_wake *auto_wake = container_of(alarm, struct auto_wake,
-						    alarm);
-
-	auto_wake_update(auto_wake);
-}
-
-
-#if 0
-static void auto_wake_cancel(struct auto_wake *auto_wake)
-{
-	alarm_cancel(&auto_wake->alarm);
-}
-
-
-
-static int auto_wake_callback(struct notifier_block *nfb,
-					unsigned long action,
-					void *ignored)
-{
-
-	struct auto_wake *auto_wake = container_of(nfb, struct auto_wake,
-						    pm_nb);
-
-	switch (action)
-	{
-		case PM_SUSPEND_PREPARE:
-		{
-			printk("PM_SUSPEND_PREPARExsf \n");
-			auto_wake_update(auto_wake);
-			return NOTIFY_OK;
-		}
-		case PM_POST_SUSPEND:
-		{
-			printk("PM_POST_SUSPENDxsf \n");
-		//	auto_wake_cancel(auto_wake);
-			return NOTIFY_OK;
-		}
-	}
-
-	return NOTIFY_DONE;
-}
-
-
-static struct notifier_block auto_wake_pm_notifier = {
-	.notifier_call = auto_wake_callback,
-	.priority = 0,
-};
-
-#endif
-
-void auto_wake_init(struct auto_wake *auto_wake,struct timespec timer)
-{
-//	auto_wake->pm_nb = auto_wake_pm_notifier;
-	auto_wake->timer = timer;
-	
-	alarm_init(&auto_wake->alarm,	ANDROID_ALARM_ELAPSED_REALTIME_WAKEUP, atuo_wake_trigger);
-
-	//register_pm_notifier(&auto_wake->pm_nb);// xsf
-
-}
-
-static int  __init start_auto_wake(void)
-{
-   
-	struct timespec timer;
-
-	printk("CONFIG_AUTO_WAKE_UP_PERIOD = %d\n", CONFIG_AUTO_WAKE_UP_PERIOD);
-	timer.tv_sec =   CONFIG_AUTO_WAKE_UP_PERIOD;
-	timer.tv_nsec = 0;
-	
-	auto_wake_init(&auto_wake,timer);
-	auto_wake_update(&auto_wake);
-	return 0;
-} 
-
-late_initcall_sync(start_auto_wake);