Bluetooth: Samples: Optimize stack sizes for Microbit

Reduce stack sizes for Microbit samples.

Signed-off-by: Aleksander Wasaznik <[email protected]>

Author: alwa-nordic

samples/bluetooth/central_hr/prj_minimal.conf

@@ -65,9 +65,9 @@ CONFIG_ARM_MPU=n
 CONFIG_BT_RX_STACK_SIZE=1024
 CONFIG_BT_HCI_TX_STACK_SIZE_WITH_PROMPT=y
 CONFIG_BT_HCI_TX_STACK_SIZE=640
-CONFIG_SYSTEM_WORKQUEUE_STACK_SIZE=1100
-CONFIG_BT_LONG_WQ_STACK_SIZE=1100
-CONFIG_IDLE_STACK_SIZE=128
+CONFIG_SYSTEM_WORKQUEUE_STACK_SIZE=700
+CONFIG_BT_LONG_WQ_STACK_SIZE=600
+CONFIG_IDLE_STACK_SIZE=64
 CONFIG_MAIN_STACK_SIZE=640
 CONFIG_ISR_STACK_SIZE=1024
 

samples/bluetooth/mesh_demo/boards/bbc_microbit.conf

@@ -1,6 +1,6 @@
 CONFIG_ISR_STACK_SIZE=768
-CONFIG_MAIN_STACK_SIZE=512
-CONFIG_SYSTEM_WORKQUEUE_STACK_SIZE=1200
+CONFIG_MAIN_STACK_SIZE=500
+CONFIG_SYSTEM_WORKQUEUE_STACK_SIZE=385
 CONFIG_GPIO=y
 CONFIG_DISPLAY=y
 CONFIG_MICROBIT_DISPLAY=y

samples/bluetooth/observer/overlay_bbc_microbit-bt_ll_sw_split.conf

@@ -1,8 +1,8 @@
 # Adjust Stack Sizes for reduce RAM usage
-CONFIG_MAIN_STACK_SIZE=1024
-CONFIG_IDLE_STACK_SIZE=128
+CONFIG_MAIN_STACK_SIZE=664
+CONFIG_IDLE_STACK_SIZE=64
 CONFIG_ISR_STACK_SIZE=1024
-CONFIG_SYSTEM_WORKQUEUE_STACK_SIZE=1024
+CONFIG_SYSTEM_WORKQUEUE_STACK_SIZE=664
 
 # Enable Extended Scanning
 # CONFIG_BT_EXT_ADV=y

samples/bluetooth/peripheral_hr/prj_minimal.conf

@@ -72,10 +72,10 @@ CONFIG_BUILTIN_STACK_GUARD=n
 CONFIG_BT_RX_STACK_SIZE=1024
 CONFIG_BT_HCI_TX_STACK_SIZE_WITH_PROMPT=y
 CONFIG_BT_HCI_TX_STACK_SIZE=640
-CONFIG_SYSTEM_WORKQUEUE_STACK_SIZE=1100
+CONFIG_SYSTEM_WORKQUEUE_STACK_SIZE=192
 CONFIG_BT_LONG_WQ_STACK_SIZE=1100
-CONFIG_IDLE_STACK_SIZE=128
-CONFIG_MAIN_STACK_SIZE=640
+CONFIG_IDLE_STACK_SIZE=64
+CONFIG_MAIN_STACK_SIZE=500
 CONFIG_ISR_STACK_SIZE=1024
 
 # Disable features not needed