WIP

config/nrfconnect/chip-module/CMakeLists.txt

@@ -135,6 +135,7 @@ matter_add_gn_arg_bool  ("chip_automation_logging"                FALSE)
 matter_add_gn_arg_bool  ("chip_malloc_sys_heap"                   CONFIG_CHIP_MALLOC_SYS_HEAP)
 matter_add_gn_arg_bool  ("chip_enable_wifi"                       CONFIG_WIFI_NRF700X)
 matter_add_gn_arg_bool  ("chip_system_config_provide_statistics"  CONFIG_CHIP_STATISTICS)
+matter_add_gn_arg_bool  ("chip_enable_icd_server"                 CONFIG_CHIP_ENABLE_ICD_SUPPORT)
 
 if (CONFIG_CHIP_FACTORY_DATA)
     matter_add_gn_arg_bool("chip_use_transitional_commissionable_data_provider" FALSE)

config/nrfconnect/chip-module/Kconfig.features

@@ -230,27 +230,4 @@ config CHIP_WIFI_CONNECTION_RECOVERY_JITTER
 	  a random jitter interval is added to it to avoid periodicity. The random jitter is selected
 	  within range [-JITTER; +JITTER].
 
-config CHIP_ICD_SUBSCRIPTION_HANDLING
-	bool "Enables platform specific handling of ICD subscriptions"
-	help
-	  Enables platform specific implementation that handles ICD subscription requests
-	  and selects subscription report interval value considering maximum interval preferred
-	  by the publisher.
-
-if CHIP_ICD_SUBSCRIPTION_HANDLING
-
-config CHIP_MAX_PREFERRED_SUBSCRIPTION_REPORT_INTERVAL
-	int "Maximum preferred interval of sending subscription reports (s)"
-	default 60
-	help
-	  Provides maximum preferred interval to be used by a publisher for negotiation
-	  of the final maximum subscription report interval, after receiving a subscription
-	  request from the initiator. This value should be selected as a compromise between
-	  keeping the power consumption low due to not sending reports too often, and allowing
-	  the initiator device to detect the publisher absence reasonably fast due to not sending
-	  the reports too rarely. The current algorithm is to select bigger value from the one
-	  requested by the initiator and the one preferred by the publisher.
-
-endif # CHIP_ICD_SUBSCRIPTION_HANDLING
-
 endif # CHIP

config/zephyr/Kconfig

@@ -323,37 +323,66 @@ config CHIP_ENABLE_DNS_CLIENT
 	help
 	  Enables using the OpenThread DNS client for the Matter service discovery.
 
-config CHIP_ENABLE_SLEEPY_END_DEVICE_SUPPORT
-	bool "Thread Sleepy End Device support"
+config CHIP_ENABLE_ICD_SUPPORT
+	bool "Matter Intermittently Connected Devices support"
 	default n
-	depends on OPENTHREAD_MTD
-	imply OPENTHREAD_MTD_SED
+	imply OPENTHREAD_MTD_SED if NET_L2_OPENTHREAD
 	help
-	  Enables the Thread Sleepy End Device (SED) support in Matter.
+	  Enables the Intermittently Connected Device (ICD) support in Matter.
 
-if CHIP_ENABLE_SLEEPY_END_DEVICE_SUPPORT
+if CHIP_ENABLE_ICD_SUPPORT
 
-config CHIP_SED_IDLE_INTERVAL
-	int "Sleepy End Device idle interval (ms)"
+config CHIP_ICD_SLOW_POLL_INTERVAL
+	int "Intermittently Connected Device slow polling interval (ms)"
 	default 1000
 	help
-	  Provides the Sleepy End Device wake interval in milliseconds while the
-	  device is idle (which means that there is no active exchange to or from
-	  the device, and its commissioning window is closed).
+	  Provides the Intermittently Connected Device slow polling interval in milliseconds while the
+	  device is in the idle mode. It determines the fastest frequency at which the device will be able
+	  to receive the messages in the idle mode.
 
-config CHIP_SED_ACTIVE_INTERVAL
-	int "Sleepy End Device active interval (ms)"
+config CHIP_ICD_FAST_POLLING_INTERVAL
+	int "Intermittently Connected Device fast polling interval (ms)"
 	default 200
 	help
-	  Provides the Sleepy End Device wake interval in milliseconds while the
-	  device is active (which means that there is an active exchange to or from
-	  the device, or its commissioning window is open).
+	  Provides the Intermittently Connected Device fast polling interval in milliseconds while the
+	  device is in the active mode. It determines the fastest frequency at which the device will be able
+	  to receive the messages in the active mode. The CHIP_ICD_FAST_POLLING_INTERVAL shall be smaller than
+	  CHIP_ICD_ACTIVE_MODE_INTERVAL.
 
-endif # CHIP_ENABLE_SLEEPY_END_DEVICE_SUPPORT
+config CHIP_ICD_IDLE_MODE_INTERVAL
+	int "Intermittently Connected Device idle mode interval (s)"
+	default 120
+	help
+	  Provides the Intermittently Connected Device idle mode interval is seconds.
+	  It determines the maximum amount of time the device can stay in the idle mode, which means the
+	  device may be unreachable and not able to receive messages.
+
+config CHIP_ICD_ACTIVE_MODE_INTERVAL
+	int "Intermittently Connected Device active mode interval (ms)"
+	default 300
+	help
+	  Provides the Intermittently Connected Device active mode interval is milliseconds.
+	  It determines the minimum amount of time the device shall stay in the active mode.
+
+config CHIP_ICD_ACTIVE_MODE_THRESHOLD
+	int "Intermittently Connected Device active mode threshold (ms)"
+	default 300
+	help
+	  Provides the Intermittently Connected Device active mode threshold is milliseconds.
+	  It determines the minimum amount of time the device shall stay in the active mode after the network activity.
+
+config CHIP_ICD_CLIENTS_PER_FABRIC
+	int "Intermittently Connected Device number of clients per fabric"
+	default 2
+	help
+	  Provides the Intermittently Connected Device number of clients per fabric. It determines the maximum number
+	  of clients per fabric that can be registered to receive notification from a device if their subscription is lost.
+
+endif # CHIP_ENABLE_ICD_SUPPORT
 
 config CHIP_THREAD_SSED
 	bool "Enable Thread Synchronized Sleepy End Device support"
-	depends on OPENTHREAD_CSL_RECEIVER && CHIP_ENABLE_SLEEPY_END_DEVICE_SUPPORT
+	depends on OPENTHREAD_CSL_RECEIVER && CHIP_ENABLE_ICD_SUPPORT
 	help
 	  Enables the Thread Synchronized Sleepy End Device support in Matter.
 

docs/guides/nrfconnect_examples_configuration.md

@@ -186,13 +186,13 @@ You can enable the support for Thread Sleepy End Device in Matter by setting the
 following Kconfig options:
 
 -   `CONFIG_OPENTHREAD_MTD`
--   `CONFIG_CHIP_ENABLE_SLEEPY_END_DEVICE_SUPPORT`
+-   `CONFIG_CHIP_ENABLE_ICD_SUPPORT`
 
 The following Kconfig options can be used to tune Thread Sleepy End Device wake
 intervals:
 
--   `CONFIG_CHIP_SED_IDLE_INTERVAL`
--   `CONFIG_CHIP_SED_ACTIVE_INTERVAL`
+-   `CONFIG_CHIP_ICD_SLOW_POLL_INTERVAL`
+-   `CONFIG_CHIP_ICD_FAST_POLLING_INTERVAL`
 
 #### Commissioning with NFC support
 

examples/all-clusters-app/telink/prj.conf

@@ -26,7 +26,7 @@ CONFIG_PWM=y
 
 # OpenThread configs
 CONFIG_OPENTHREAD_MTD=y
-CONFIG_CHIP_ENABLE_SLEEPY_END_DEVICE_SUPPORT=n
+CONFIG_CHIP_ENABLE_ICD_SUPPORT=n
 CONFIG_CHIP_THREAD_SSED=n
 
 # Default OpenThread network settings

examples/all-clusters-minimal-app/telink/prj.conf

@@ -23,7 +23,7 @@ CONFIG_GPIO=y
 
 # OpenThread configs
 CONFIG_OPENTHREAD_MTD=y
-CONFIG_CHIP_ENABLE_SLEEPY_END_DEVICE_SUPPORT=n
+CONFIG_CHIP_ENABLE_ICD_SUPPORT=n
 CONFIG_CHIP_THREAD_SSED=n
 
 # Default OpenThread network settings

examples/bridge-app/telink/prj.conf

@@ -26,7 +26,7 @@ CONFIG_PWM=y
 
 # OpenThread configs
 CONFIG_OPENTHREAD_MTD=n
-CONFIG_CHIP_ENABLE_SLEEPY_END_DEVICE_SUPPORT=n
+CONFIG_CHIP_ENABLE_ICD_SUPPORT=n
 CONFIG_CHIP_THREAD_SSED=n
 
 # Default OpenThread network settings

examples/chef/telink/prj.conf

@@ -26,7 +26,7 @@ CONFIG_PWM=y
 
 # OpenThread configs
 CONFIG_OPENTHREAD_MTD=y
-CONFIG_CHIP_ENABLE_SLEEPY_END_DEVICE_SUPPORT=y
+CONFIG_CHIP_ENABLE_ICD_SUPPORT=y
 CONFIG_CHIP_THREAD_SSED=n
 
 # Default OpenThread network settings

examples/contact-sensor-app/telink/prj.conf

@@ -26,7 +26,7 @@ CONFIG_PWM=y
 
 # OpenThread configs
 CONFIG_OPENTHREAD_MTD=y
-CONFIG_CHIP_ENABLE_SLEEPY_END_DEVICE_SUPPORT=y
+CONFIG_CHIP_ENABLE_ICD_SUPPORT=y
 CONFIG_CHIP_THREAD_SSED=n
 
 # Default OpenThread network settings

examples/light-switch-app/nrfconnect/CMakeLists.txt

@@ -70,10 +70,6 @@ if(CONFIG_MCUMGR_TRANSPORT_BT)
     target_sources(app PRIVATE ${NRFCONNECT_COMMON}/util/DFUOverSMP.cpp)
 endif()
 
-if(CONFIG_CHIP_ICD_SUBSCRIPTION_HANDLING)
-    target_sources(app PRIVATE ${NRFCONNECT_COMMON}/util/ICDUtil.cpp)
-endif()
-
 chip_configure_data_model(app
     INCLUDE_SERVER
     ZAP_FILE ${CMAKE_CURRENT_SOURCE_DIR}/../light-switch-common/light-switch-app.zap

examples/light-switch-app/nrfconnect/Kconfig

@@ -34,7 +34,7 @@ choice OPENTHREAD_DEVICE_TYPE
 	default OPENTHREAD_MTD
 endchoice
 
-config CHIP_ENABLE_SLEEPY_END_DEVICE_SUPPORT
+config CHIP_ENABLE_ICD_SUPPORT
 	bool
 	default y
 
@@ -47,9 +47,6 @@ config NRF_WIFI_LOW_POWER
 
 endif # CHIP_WIFI
 
-config CHIP_ICD_SUBSCRIPTION_HANDLING
-	default y
-
 rsource "../../../config/nrfconnect/chip-module/Kconfig.features"
 rsource "../../../config/nrfconnect/chip-module/Kconfig.defaults"
 source "Kconfig.zephyr"

examples/light-switch-app/nrfconnect/main/AppTask.cpp

@@ -44,10 +44,6 @@
 #include "OTAUtil.h"
 #endif
 
-#ifdef CONFIG_CHIP_ICD_SUBSCRIPTION_HANDLING
-#include <app/InteractionModelEngine.h>
-#endif
-
 #include <dk_buttons_and_leds.h>
 #include <zephyr/kernel.h>
 #include <zephyr/logging/log.h>
@@ -229,10 +225,6 @@ CHIP_ERROR AppTask::Init()
     ConfigurationMgr().LogDeviceConfig();
     PrintOnboardingCodes(RendezvousInformationFlags(RendezvousInformationFlag::kBLE));
 
-#ifdef CONFIG_CHIP_ICD_SUBSCRIPTION_HANDLING
-    chip::app::InteractionModelEngine::GetInstance()->RegisterReadHandlerAppCallback(&GetICDUtil());
-#endif
-
     // Add CHIP event handler and start CHIP thread.
     // Note that all the initialization code should happen prior to this point
     // to avoid data races between the main and the CHIP threads.

examples/light-switch-app/nrfconnect/main/include/AppTask.h

@@ -33,10 +33,6 @@
 #include "DFUOverSMP.h"
 #endif
 
-#ifdef CONFIG_CHIP_ICD_SUBSCRIPTION_HANDLING
-#include "ICDUtil.h"
-#endif
-
 #include <cstdint>
 
 struct k_timer;

examples/light-switch-app/telink/prj.conf

@@ -26,7 +26,7 @@ CONFIG_PWM=y
 
 # OpenThread configs
 CONFIG_OPENTHREAD_MTD=y
-CONFIG_CHIP_ENABLE_SLEEPY_END_DEVICE_SUPPORT=y
+CONFIG_CHIP_ENABLE_ICD_SUPPORT=y
 CONFIG_CHIP_THREAD_SSED=n
 
 # Default OpenThread network settings

examples/lighting-app/telink/prj.conf

@@ -26,7 +26,7 @@ CONFIG_PWM=y
 
 # OpenThread configs
 CONFIG_OPENTHREAD_MTD=n
-CONFIG_CHIP_ENABLE_SLEEPY_END_DEVICE_SUPPORT=n
+CONFIG_CHIP_ENABLE_ICD_SUPPORT=n
 CONFIG_CHIP_THREAD_SSED=n
 
 # Default OpenThread network settings

examples/lock-app/nrfconnect/CMakeLists.txt

@@ -71,7 +71,3 @@ endif()
 if(CONFIG_MCUMGR_TRANSPORT_BT)
     target_sources(app PRIVATE ${NRFCONNECT_COMMON}/util/DFUOverSMP.cpp)
 endif()
-
-if(CONFIG_CHIP_ICD_SUBSCRIPTION_HANDLING)
-    target_sources(app PRIVATE ${NRFCONNECT_COMMON}/util/ICDUtil.cpp)
-endif()

examples/lock-app/nrfconnect/Kconfig

@@ -46,7 +46,7 @@ choice OPENTHREAD_DEVICE_TYPE
 	default OPENTHREAD_MTD
 endchoice
 
-config CHIP_ENABLE_SLEEPY_END_DEVICE_SUPPORT
+config CHIP_ENABLE_ICD_SUPPORT
 	bool
 	default y
 
@@ -59,9 +59,6 @@ config NRF_WIFI_LOW_POWER
 
 endif # CHIP_WIFI
 
-config CHIP_ICD_SUBSCRIPTION_HANDLING
-	default y
-
 rsource "../../../config/nrfconnect/chip-module/Kconfig.features"
 rsource "../../../config/nrfconnect/chip-module/Kconfig.defaults"
 source "Kconfig.zephyr"

examples/lock-app/nrfconnect/main/AppTask.cpp

@@ -45,10 +45,6 @@
 #include "OTAUtil.h"
 #endif
 
-#ifdef CONFIG_CHIP_ICD_SUBSCRIPTION_HANDLING
-#include <app/InteractionModelEngine.h>
-#endif
-
 #include <dk_buttons_and_leds.h>
 #include <zephyr/kernel.h>
 #include <zephyr/logging/log.h>
@@ -222,10 +218,6 @@ CHIP_ERROR AppTask::Init()
     ConfigurationMgr().LogDeviceConfig();
     PrintOnboardingCodes(chip::RendezvousInformationFlags(chip::RendezvousInformationFlag::kBLE));
 
-#ifdef CONFIG_CHIP_ICD_SUBSCRIPTION_HANDLING
-    chip::app::InteractionModelEngine::GetInstance()->RegisterReadHandlerAppCallback(&GetICDUtil());
-#endif
-
     // Add CHIP event handler and start CHIP thread.
     // Note that all the initialization code should happen prior to this point to avoid data races
     // between the main and the CHIP threads.

examples/lock-app/nrfconnect/main/include/AppTask.h

@@ -35,10 +35,6 @@
 #include "DFUOverSMP.h"
 #endif
 
-#ifdef CONFIG_CHIP_ICD_SUBSCRIPTION_HANDLING
-#include "ICDUtil.h"
-#endif
-
 struct k_timer;
 struct Identify;
 

examples/lock-app/telink/prj.conf

@@ -26,7 +26,7 @@ CONFIG_PWM=y
 
 # OpenThread configs
 CONFIG_OPENTHREAD_MTD=y
-CONFIG_CHIP_ENABLE_SLEEPY_END_DEVICE_SUPPORT=y
+CONFIG_CHIP_ENABLE_ICD_SUPPORT=y
 CONFIG_CHIP_THREAD_SSED=n
 
 # Default OpenThread network settings

examples/ota-requestor-app/telink/prj.conf

@@ -26,7 +26,7 @@ CONFIG_PWM=y
 
 # OpenThread configs
 CONFIG_OPENTHREAD_MTD=y
-CONFIG_CHIP_ENABLE_SLEEPY_END_DEVICE_SUPPORT=n
+CONFIG_CHIP_ENABLE_ICD_SUPPORT=n
 CONFIG_CHIP_THREAD_SSED=n
 
 # Default OpenThread network settings