drivers: wifi: siwx91x: Adding select bitmap

Added support to Configure number of selects in SiWx917

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

Author: ragurram26

drivers/wifi/siwx91x/Kconfig.siwx91x

@@ -188,6 +188,23 @@ config WIFI_SILABS_SIWX91X_SSL_MEMORY_CLOUD
 	  to avoid handshake failure.This implementation is provided by the
 	  Network Co-Processor present on SiWx91x series.
 
+config WIFI_SILABS_SIWX91X_SOCKET_SELECT
+	bool "Offloaded implementation for socket select"
+	help
+	  Enable this option for the configuration of socket select
+	  implementation over the network provided by the Network
+	  Co-Processor present on SiWx91x series.
+
+config WIFI_SILABS_SIWX91X_SOCKET_SELECT_COUNT
+	int "Offloaded implementation of select"
+	default 10
+	range 1 10
+	depends on WIFI_SILABS_SIWX91X_SOCKET_SELECT
+	help
+	  Configure this option for the number of select operations the
+	  device can handle, with a maximum value of 10. 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

@@ -165,6 +165,10 @@ 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_MEMORY_CLOUD;
 	}
+#ifdef CONFIG_WIFI_SILABS_SIWX91X_SOCKET_SELECT
+	boot_config->ext_tcp_ip_feature_bit_map |=
+		SL_SI91X_EXT_TCP_IP_TOTAL_SELECTS(CONFIG_WIFI_SILABS_SIWX91X_SOCKET_SELECT_COUNT);
+#endif
 	if (IS_ENABLED(CONFIG_WIFI_SILABS_SIWX91X_SSL_VERSIONS_SUPPORT)) {
 		boot_config->ext_custom_feature_bit_map |=
 			SL_SI91X_EXT_FEAT_SSL_VERSIONS_SUPPORT;