From e92ef1e4d04f3ebed7fe9eeaee6f3c12f19aac15 Mon Sep 17 00:00:00 2001
From: Dmytro Kosmii <dmytro.kosmii@telink-semi.com>
Date: Mon, 11 Jul 2022 11:22:04 +0300
Subject: [PATCH] Added PM sample in led_demo project.

Signed-off-by: Dmytro Kosmii <dmytro.kosmii@telink-semi.com>
---
 led_demo/led_demo/BUILD.gn | 12 +++++++++++-
 led_demo/led_demo/app.c    | 30 ++++++++++++++++++++++++++----
 2 files changed, 37 insertions(+), 5 deletions(-)

diff --git a/led_demo/led_demo/BUILD.gn b/led_demo/led_demo/BUILD.gn
index 09751df..e4b6334 100755
--- a/led_demo/led_demo/BUILD.gn
+++ b/led_demo/led_demo/BUILD.gn
@@ -15,6 +15,7 @@
 
 declare_args() {
   telink_gpio_irq_sample_enable = false
+  telink_powermanager_sample_enable = false
 }
 
 config("myapp_config") {
@@ -26,7 +27,10 @@ config("myapp_config") {
 source_set("myapp_inner") {
   sources = [ "app.c" ]
 
-  deps = [ "//base/hiviewdfx/hiview_lite" ]
+  deps = [
+    "//base/hiviewdfx/hiview_lite",
+    "//base/powermgr/powermgr_lite/frameworks:powermgr"
+  ]
 
   if (!defined(defines)) {
     defines = []
@@ -38,6 +42,12 @@ source_set("myapp_inner") {
     defines += [ "TELINK_GPIO_IRQ_SAMPLE_ENABLE=0" ]
   }
 
+  if (telink_powermanager_sample_enable) {
+    defines += [ "TELINK_POWERMANAGER_SAMPLE_ENABLE=1" ]
+  } else {
+    defines += [ "TELINK_POWERMANAGER_SAMPLE_ENABLE=0" ]
+  }
+
   configs += [ ":myapp_config" ]
 }
 
diff --git a/led_demo/led_demo/app.c b/led_demo/led_demo/app.c
index 5a1d8a6..28dda3d 100755
--- a/led_demo/led_demo/app.c
+++ b/led_demo/led_demo/app.c
@@ -29,20 +29,38 @@
 
 #include <hiview_log.h>
 #include <gpio_if.h>
+#include <power_manage.h>
+#include <los_pm.h>
+#include <running_lock.h>
 
 #include <board_config.h>
 
 #define LED_TASK_PRIORITY LOSCFG_BASE_CORE_TSK_DEFAULT_PRIO
 #define PROTO_TASK_PRIORITY (OS_TASK_PRIORITY_LOWEST-1)
 
-#define DELAY 1000
+#define DELAY_MS 1000
 
 STATIC VOID HelloWorldTask(VOID)
 {
+#if TELINK_POWERMANAGER_SAMPLE_ENABLE
+    RunningLock *lock = CreateRunningLock(__func__, RUNNINGLOCK_BACKGROUND, RUNNINGLOCK_FLAG_WAKEUP_WHEN_ACQUIRED);
+#endif /* TELINK_POWERMANAGER_SAMPLE_ENABLE */
+
     while (1) {
         time_t t = time(NULL);
         printf("Hello World, time: %lld\r\n", (long long)t);
-        LOS_TaskDelay(DELAY);
+        LOS_Msleep(10000);
+
+#if TELINK_POWERMANAGER_SAMPLE_ENABLE
+        printf(" *** Acquiring Running Lock\r\n");
+        AcquireRunningLock(lock);
+        printf(" *** Acquired Running Lock\r\n");
+
+        LOS_Msleep(5000);
+        printf(" *** Releasing Running Lock\r\n");
+        ReleaseRunningLock(lock);
+        printf(" *** Released Running Lock\r\n");
+#endif /* TELINK_POWERMANAGER_SAMPLE_ENABLE */
     }
 }
 
@@ -52,10 +70,10 @@ STATIC VOID LedTask(VOID)
 
     while (1) {
         GpioWrite(LED_BLUE_HDF, GPIO_VAL_HIGH);
-        LOS_Msleep(DELAY);
+        LOS_Msleep(DELAY_MS);
 
         GpioWrite(LED_BLUE_HDF, GPIO_VAL_LOW);
-        LOS_Msleep(DELAY);
+        LOS_Msleep(DELAY_MS);
     }
 }
 
@@ -101,6 +119,10 @@ void AppMain(void)
     GpioSetIrq(SW1_3_GPIO_HDF, GPIO_IRQ_TRIGGER_RISING, gpio_handler, NULL);
     GpioEnableIrq(SW1_3_GPIO_HDF);
 #endif /* TELINK_GPIO_IRQ_SAMPLE_ENABLE */
+
+#if TELINK_POWERMANAGER_SAMPLE_ENABLE
+    SuspendDevice(SUSPEND_DEVICE_REASON_APPLICATION, FALSE);
+#endif /* TELINK_POWERMANAGER_SAMPLE_ENABLE */
 }
 
 SYS_RUN(AppMain);
-- 
Gitee