applications: nrf_desktop: Support more Event Manager event types

pdunaj · MarekPieta · kapi-no · commit cbdcdab94ed7 · 2025-06-11T11:00:23.000+02:00
Allow application to use more Application Event Manager event types.

Jira: NCSDK-33592

Signed-off-by: Pawel Dunaj &lt;pawel.dunaj@nordicsemi.no&gt;
Co-authored-by: Marek Pieta &lt;Marek.Pieta@nordicsemi.no&gt;
Signed-off-by: Pekka Niskanen &lt;pekka.niskanen@nordicsemi.no&gt;
diff --git a/applications/nrf_desktop/Kconfig.defaults b/applications/nrf_desktop/Kconfig.defaults
@@ -23,3 +23,10 @@ config DESKTOP_LTO_DEFAULTS
 	imply ISR_TABLES_LOCAL_DECLARATION
 	help
 	  nRF Desktop enables LTO to limit memory usage and improve performance.
+
+config APP_EVENT_MANAGER_MAX_EVENT_CNT
+	default 64
+	help
+	  nRF Desktop increases the maximum number of Application Event Manager
+	  event types to ensure that more complex configurations fit in the
+	  limit.
diff --git a/applications/nrf_desktop/configuration/nrf52840gmouse_nrf52840/prj_fast_pair.conf b/applications/nrf_desktop/configuration/nrf52840gmouse_nrf52840/prj_fast_pair.conf
@@ -106,8 +106,6 @@ CONFIG_DESKTOP_CONFIG_CHANNEL_DFU_ENABLE=y
 ################################################################################
 # Zephyr Configuration
 
-CONFIG_APP_EVENT_MANAGER_MAX_EVENT_CNT=64
-
 CONFIG_SYSTEM_WORKQUEUE_STACK_SIZE=2048
 CONFIG_ISR_STACK_SIZE=1536
 CONFIG_MAIN_STACK_SIZE=840
diff --git a/applications/nrf_desktop/configuration/nrf52840gmouse_nrf52840/prj_mcuboot_smp.conf b/applications/nrf_desktop/configuration/nrf52840gmouse_nrf52840/prj_mcuboot_smp.conf
@@ -39,8 +39,6 @@ CONFIG_DESKTOP_MOTION_SENSOR_SLEEP2_SAMPLE_TIME_DEFAULT=100
 CONFIG_DESKTOP_MOTION_SENSOR_SLEEP3_SAMPLE_TIME_DEFAULT=500
 CONFIG_DESKTOP_MOTION_SENSOR_SLEEP3_SAMPLE_TIME_CONNECTED=100
 
-CONFIG_APP_EVENT_MANAGER_MAX_EVENT_CNT=64
-
 CONFIG_CAF_BUTTONS=y
 CONFIG_CAF_BUTTONS_POLARITY_INVERSED=y
 CONFIG_CAF_BUTTONS_PM_KEEP_ALIVE=n
diff --git a/applications/nrf_desktop/configuration/nrf52840gmouse_nrf52840/prj_release_fast_pair.conf b/applications/nrf_desktop/configuration/nrf52840gmouse_nrf52840/prj_release_fast_pair.conf
@@ -100,8 +100,6 @@ CONFIG_DESKTOP_CONFIG_CHANNEL_DFU_ENABLE=y
 ################################################################################
 # Zephyr Configuration
 
-CONFIG_APP_EVENT_MANAGER_MAX_EVENT_CNT=64
-
 CONFIG_SYSTEM_WORKQUEUE_STACK_SIZE=2048
 CONFIG_ISR_STACK_SIZE=1536
 CONFIG_MAIN_STACK_SIZE=840
diff --git a/doc/nrf/releases_and_maturity/releases/release-notes-changelog.rst b/doc/nrf/releases_and_maturity/releases/release-notes-changelog.rst
@@ -241,6 +241,9 @@ nRF Desktop
 
     This approach simplifies the process of adding support for new HID reports.
 
+  * The default value of the :kconfig:option:`CONFIG_APP_EVENT_MANAGER_MAX_EVENT_CNT` Kconfig option to ``64``.
+    This ensures that more complex configurations fit in the limit.
+
 nRF Machine Learning (Edge Impulse)
 -----------------------------------
 
