Bluetooth: controller: Add support for initiator on secondary adv ch

This allows to initiate a connection on secondary advertising channels,
i.e. when advertises uses advertising extensions.

Signed-off-by: Andrzej Kaczmarek <[email protected]>

Author: andrzej-kaczmarek

subsys/bluetooth/controller/ll_sw/lll_scan.h

@@ -63,6 +63,10 @@ struct lll_scan_aux {
 #if defined(CONFIG_BT_CTLR_TX_PWR_DYNAMIC_CONTROL)
 	int8_t tx_pwr_lvl;
 #endif /* CONFIG_BT_CTLR_TX_PWR_DYNAMIC_CONTROL */
+
+#if defined(CONFIG_BT_CENTRAL)
+	struct node_rx_pdu *node_conn_rx;
+#endif /* CONFIG_BT_CENTRAL */
 };
 
 int lll_scan_init(void);

subsys/bluetooth/controller/ll_sw/nordic/lll/lll_scan.c

@@ -113,6 +113,7 @@ void lll_scan_prepare(void *param)
 	LL_ASSERT(!err || err == -EINPROGRESS);
 }
 
+#if defined(CONFIG_BT_CENTRAL)
 void lll_scan_prepare_connect_req(struct lll_scan *lll, struct pdu_adv *pdu_tx,
 				  uint8_t phy, uint8_t adv_tx_addr,
 				  uint8_t *adv_addr, uint8_t init_tx_addr,
@@ -198,6 +199,7 @@ void lll_scan_prepare_connect_req(struct lll_scan *lll, struct pdu_adv *pdu_tx,
 	pdu_tx->connect_ind.hop = lll_conn->data_chan_hop;
 	pdu_tx->connect_ind.sca = lll_clock_sca_local_get();
 }
+#endif /* CONFIG_BT_CENTRAL */
 
 static int init_reset(void)
 {