qcacld-3.0: Add support for concurrent STA using ini param

Enable support for concurrent STA interface to be open during startup
using the ini param gEnableConcurrentSTA

Change-Id: Iede1f8673fb682753e31ed8f376453692938e4ba

core/hdd/inc/wlan_hdd_cfg.h

@@ -69,6 +69,8 @@ struct hdd_context;
 #define MAX_PRB_REQ_VENDOR_OUI_INI_LEN 160
 #define VENDOR_SPECIFIC_IE_BITMAP 0x20000000
 
+#define CFG_CONCURRENT_IFACE_MAX_LEN 16
+
 /* Defines for all of the things we read from the configuration (registry). */
 /*
  * <ini>
@@ -5570,6 +5572,24 @@ enum hdd_link_speed_rpt_type {
 #define CFG_ENABLE_FW_MODULE_LOG_LEVEL    "gFwDebugModuleLoglevel"
 #define CFG_ENABLE_FW_MODULE_LOG_DEFAULT  "2,1,3,1,5,1,9,1,13,1,14,1,18,1,19,1,26,1,28,1,29,1,31,1,36,1,38,1,46,1,47,1,50,1,52,1,53,1,56,1,60,1,61,1,4,1"
 
+/*
+ * <ini>
+ * gEnableConcurrentSTA - This will control the creation of concurrent STA
+ * interface
+ * @Default: NULL
+ *
+ * This ini is used for providing control to create a concurrent STA session
+ * along with the creation of wlan0 and p2p0. The name of the interface is
+ * specified as the parameter
+ *
+ * Usage: Internal/External
+ *
+ * </ini>
+ */
+
+#define CFG_ENABLE_CONCURRENT_STA           "gEnableConcurrentSTA"
+#define CFG_ENABLE_CONCURRENT_STA_DEFAULT   ""
+
 /*
  * <ini>
  * gEnableRTSProfiles - It will use configuring different RTS profiles
@@ -13710,6 +13730,8 @@ struct hdd_config {
 
 	uint32_t DelayedTriggerFrmInt;
 
+	char enableConcurrentSTA[CFG_CONCURRENT_IFACE_MAX_LEN];
+
 	/* Wowl pattern */
 	char wowlPattern[1024];
 

core/hdd/src/wlan_hdd_cfg.c

@@ -3272,6 +3272,11 @@ struct reg_table_entry g_registry_table[] = {
 			    VAR_FLAGS_OPTIONAL,
 			    (void *)CFG_ENABLE_FW_MODULE_LOG_DEFAULT),
 
+	REG_VARIABLE_STRING(CFG_ENABLE_CONCURRENT_STA, WLAN_PARAM_String,
+			    struct hdd_config, enableConcurrentSTA,
+			    VAR_FLAGS_NONE,
+			    (void *)CFG_ENABLE_CONCURRENT_STA_DEFAULT),
+
 #ifdef WLAN_FEATURE_11W
 	REG_VARIABLE(CFG_PMF_SA_QUERY_MAX_RETRIES_NAME, WLAN_PARAM_Integer,
 		     struct hdd_config, pmfSaQueryMaxRetries,

core/hdd/src/wlan_hdd_main.c

@@ -8103,6 +8103,22 @@ int hdd_start_ftm_adapter(struct hdd_adapter *adapter)
 	EXIT();
 }
 
+static int hdd_open_concurrent_interface(struct hdd_context *hdd_ctx,
+								bool rtnl_held)
+{
+	struct hdd_adapter *adapter;
+
+	adapter = hdd_open_adapter(hdd_ctx, QDF_STA_MODE,
+				       hdd_ctx->config->enableConcurrentSTA,
+				       wlan_hdd_get_intf_addr(hdd_ctx),
+				       NET_NAME_UNKNOWN, rtnl_held);
+
+	if (!adapter)
+		return -ENOSPC;
+
+	return 0;
+}
+
 /**
  * hdd_open_interfaces - Open all required interfaces
  * hdd_ctx:	HDD context
@@ -8143,6 +8159,12 @@ static int hdd_open_interfaces(struct hdd_context *hdd_ctx, bool rtnl_held)
 	/* fast roaming is allowed only on first STA, i.e. wlan adapter */
 	adapter->fast_roaming_allowed = true;
 
+	if (strlen(hdd_ctx->config->enableConcurrentSTA) != 0) {
+		ret = hdd_open_concurrent_interface(hdd_ctx, rtnl_held);
+		if (ret)
+			hdd_err("Cannot create concurrent STA interface");
+	}
+
 	ret = hdd_open_p2p_interface(hdd_ctx, rtnl_held);
 	if (ret)
 		goto err_close_adapters;