[nrf toup] config: Add Kconfig for packet buffer pool size

Add `CHIP_SYSTEM_PACKETBUFFER_POOL_SIZE` Kconfig for packet buffer pool size configuration. Signed-off-by: Adrian Gielniewski <[email protected]> [nrf toup] config: Reduce packet buffer pool size to 11 Value selected based on top usage in tests. Highest observed number of packet buffers was 10. Signed-off-by: Adrian Gielniewski <[email protected]>
nrfconnect · Dec 13, 2024 · d218a95 · d218a95
1 parent 20babbe
commit d218a95
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diff --git a/config/nrfconnect/chip-module/Kconfig b/config/nrfconnect/chip-module/Kconfig
@@ -450,4 +450,10 @@ config CHIP_ENABLE_BDX_LOG_TRANSFER
 	help
 	  Enables the BDX protocol for diagnostics log transfer purposes.
 
+config CHIP_SYSTEM_PACKETBUFFER_POOL_SIZE
+  int "Packet buffer pool size"
+  default 11
+  help
+    Total number of packet buffers allocated by the stack for internal pool.
+
 endif # CHIP
diff --git a/src/platform/nrfconnect/SystemPlatformConfig.h b/src/platform/nrfconnect/SystemPlatformConfig.h
@@ -48,7 +48,7 @@ struct ChipDeviceEvent;
 #define CHIP_SYSTEM_CONFIG_USE_SOCKETS 1
 
 #ifndef CONFIG_ARCH_POSIX
-#define CHIP_SYSTEM_CONFIG_PACKETBUFFER_POOL_SIZE 15
+#define CHIP_SYSTEM_CONFIG_PACKETBUFFER_POOL_SIZE CONFIG_CHIP_SYSTEM_PACKETBUFFER_POOL_SIZE
 #endif
 
 #ifndef CHIP_SYSTEM_CONFIG_PACKETBUFFER_CAPACITY_MAX