[nxp k32w1][lit icd] add platform support for dsls (Dynamic SIT LIT s…

…upport)

Signed-off-by: Doru Gucea <doru-cristian.gucea@nxp.com>

examples/contact-sensor-app/nxp/k32w1/README.md

@@ -105,11 +105,14 @@ lit, the sensor is contacted, when not lit, the sensor is non-contacted.
 and commissioning state. If the device is not commissioned, a SHORT press of the
 button will enable Bluetooth LE advertising for a predefined period of time. If
 the device is commissioned and is acting as a LIT ICD then a SHORT press of the
-button will enable Active Mode. A LONG Press of Button SW2 initiates a factory
-reset. After an initial period of 3 seconds, LED 2 and RGB LED will flash in
-unison to signal the pending reset. After 6 seconds will cause the device to
-reset its persistent configuration and initiate a reboot. The reset action can
-be cancelled by press SW2 button at any point before the 6 second limit.
+button will enable Active Mode. If the device is commissioned and is acting as a
+LIT ICD then a double press of the button will request SIT Mode. Double pressing
+the button again will cancel the request for SIT mode. A LONG Press of Button
+SW2 initiates a factory reset. After an initial period of 3 seconds, LED 2 and
+RGB LED will flash in unison to signal the pending reset. After 6 seconds will
+cause the device to reset its persistent configuration and initiate a reboot.
+The reset action can be cancelled by press SW2 button at any point before the 6
+second limit.
 
 **Button SW3** can be used to change the state of the simulated contact sensor.
 The button behaves as a toggle, swapping the state every time it is short
@@ -207,6 +210,8 @@ chip_subscription_timeout_resumption: same as above + try to re-establish timeou
 using Fibonacci backoff for retries pacing.
 ```
 
+`chip_enable_icd_dsls` may be used for enabling DSLS (Dynamic SIT LIT Support).
+
 ## Manufacturing data
 
 Use `chip_with_factory_data=1` in the gn build command to enable factory data.

examples/contact-sensor-app/nxp/k32w1/args.gni

@@ -30,6 +30,7 @@ chip_with_lwip = false
 
 chip_enable_icd_server = true
 chip_enable_icd_lit = false
+chip_enable_icd_dsls = false
 icd_enforce_sit_slow_poll_limit = true
 chip_persist_subscriptions = true
 chip_subscription_timeout_resumption = true

examples/contact-sensor-app/nxp/zap-lit/contact-sensor-app.matter

@@ -2016,7 +2016,7 @@ endpoint 0 {
     callback attribute acceptedCommandList;
     callback attribute eventList;
     callback attribute attributeList;
-    ram      attribute featureMap default = 0x0007;
+    ram      attribute featureMap default = 0x000F;
     ram      attribute clusterRevision default = 3;
 
     handle command RegisterClient;

examples/contact-sensor-app/nxp/zap-lit/contact-sensor-app.zap

@@ -3818,7 +3818,7 @@
               "storageOption": "RAM",
               "singleton": 0,
               "bounded": 0,
-              "defaultValue": "0x0007",
+              "defaultValue": "0x000F",
               "reportable": 1,
               "minInterval": 1,
               "maxInterval": 65534,
@@ -4317,4 +4317,4 @@
       "parentEndpointIdentifier": null
     }
   ]
-}
+}

examples/platform/nxp/k32w1/button/ButtonManager.cpp

@@ -51,6 +51,10 @@ ButtonManager ButtonManager::sInstance;
 
 TimerHandle_t resetTimer;
 
+#if (CHIP_CONFIG_ENABLE_ICD_LIT && CHIP_CONFIG_ENABLE_ICD_DSLS)
+static bool sitModeRequested;
+#endif // CHIP_CONFIG_ENABLE_ICD_LIT && CHIP_CONFIG_ENABLE_ICD_DSLS
+
 CHIP_ERROR ButtonManager::Init()
 {
     resetTimer = xTimerCreate("FnTmr", 1, false, (void *) this, [](TimerHandle_t xTimer) {
@@ -60,6 +64,9 @@ CHIP_ERROR ButtonManager::Init()
     });
     VerifyOrReturnError(resetTimer != NULL, APP_ERROR_CREATE_TIMER_FAILED);
 
+#if (CHIP_CONFIG_ENABLE_ICD_LIT && CHIP_CONFIG_ENABLE_ICD_DSLS)
+    sitModeRequested = false;
+#endif // CHIP_CONFIG_ENABLE_ICD_LIT && CHIP_CONFIG_ENABLE_ICD_DSLS
     return CHIP_NO_ERROR;
 }
 
@@ -73,6 +80,11 @@ button_status_t ButtonManager::BleCallback(void * handle, button_callback_messag
     case kBUTTON_EventShortPress:
         event.Handler = ButtonManager::BleHandler;
         break;
+#if (CHIP_CONFIG_ENABLE_ICD_LIT && CHIP_CONFIG_ENABLE_ICD_DSLS)
+    case kBUTTON_EventDoubleClick:
+        event.Handler = ButtonManager::DSLSActionEventHandler;
+        break;
+#endif // CHIP_CONFIG_ENABLE_ICD_LIT && CHIP_CONFIG_ENABLE_ICD_DSLS
     case kBUTTON_EventLongPress:
         event.Handler = ButtonManager::ResetActionEventHandler;
         break;
@@ -189,6 +201,27 @@ void ButtonManager::BleHandler(const AppEvent & event)
     chip::NXP::App::GetAppTask().SwitchCommissioningStateHandler();
 }
 
+#if (CHIP_CONFIG_ENABLE_ICD_LIT && CHIP_CONFIG_ENABLE_ICD_DSLS)
+void ButtonManager::DSLSActionEventHandler(const AppEvent & event)
+{
+    if (chip::DeviceLayer::ConfigurationMgr().IsFullyProvisioned())
+    {
+        if (!sitModeRequested)
+        {
+            chip::DeviceLayer::PlatformMgr().ScheduleWork(
+                [](intptr_t arg) { chip::app::ICDNotifier::GetInstance().NotifySITModeRequestNotification(); }, 0);
+            sitModeRequested = true;
+        }
+        else
+        {
+            chip::DeviceLayer::PlatformMgr().ScheduleWork(
+                [](intptr_t arg) { chip::app::ICDNotifier::GetInstance().NotifySITModeRequestWithdrawal(); }, 0);
+            sitModeRequested = false;
+        }
+    }
+}
+#endif // CHIP_CONFIG_ENABLE_ICD_LIT && CHIP_CONFIG_ENABLE_ICD_DSLS
+
 void ButtonManager::CancelTimer()
 {
     if (xTimerStop(resetTimer, 0) == pdFAIL)

examples/platform/nxp/k32w1/button/ButtonManager.h

@@ -87,6 +87,13 @@ class ButtonManager
      */
     static void ResetActionEventHandler(const AppEvent & event);
 
+    /**
+     * @brief This callback schedules a DSLS LIT action (Dynamic SIT LIT Support).
+     *
+     * It is used when the app requests SIT mode (check spec, "Runtime Operating Mode Switching")
+     */
+    static void DSLSActionEventHandler(const AppEvent & event);
+
     /**
      * @brief This callback performs a factory reset.
      *