drivers: wifi: siwx91x: SSL 16k record

Added support for 16K SSL record sizes, which
improves performance for SSL connections
that use larger record sizes

Signed-off-by: Rahul Gurram <rahul.gurram@silabs.com>

Author: ragurram26

drivers/wifi/siwx91x/Kconfig.siwx91x

@@ -172,6 +172,14 @@ config WIFI_SILABS_SIWX91X_SSL_VERSIONS_SUPPORT
 	  SSL/TLS versions.This implementation is provided by the Network
 	  Co-Processor present on SiWx91x series.
 
+config WIFI_SILABS_SIWX91X_ENABLE_SSL_16K_RECORD
+	bool "Offloaded implementation to support SSL 16K record"
+	help
+	  Enable this option to support for 16K SSL record sizes, which improves
+	  performance for SSL connections that use larger record sizes. This
+	  implementation is provided by the Network Co-Processor present on
+	  SiWx91x series.
+
 config WIFI_SILABS_SIWX91X_ENABLE_ROAMING
 	bool "WiFi roaming support"
 	default y

soc/silabs/silabs_siwx91x/siwg917/nwp.c

@@ -158,6 +158,9 @@ static void siwx91x_configure_network_stack(sl_si91x_boot_configuration_t *boot_
 		boot_config->ext_tcp_ip_feature_bit_map |=
 			SL_SI91X_EXT_TCP_IP_FEAT_SSL_THREE_SOCKETS;
 	}
+	if (IS_ENABLED(CONFIG_WIFI_SILABS_SIWX91X_ENABLE_SSL_16K_RECORD)) {
+		boot_config->ext_tcp_ip_feature_bit_map |= SL_SI91X_EXT_TCP_IP_SSL_16K_RECORD;
+	}
 	if (IS_ENABLED(CONFIG_WIFI_SILABS_SIWX91X_SSL_VERSIONS_SUPPORT)) {
 		boot_config->ext_custom_feature_bit_map |=
 			SL_SI91X_EXT_FEAT_SSL_VERSIONS_SUPPORT;