Bluetooth: ISO: Expose can_send and can_recv in bt_iso_chan_get_info

The application can get the information about can_send
and can_recv in the bt_iso_chan_get_info function.

Signed-off-by: Emil Gydesen <[email protected]>

Author: Thalley

include/zephyr/bluetooth/iso.h

@@ -703,9 +703,20 @@ struct bt_iso_info {
 	/** The maximum number of subevents in each ISO event */
 	uint8_t  max_subevent;
 
-	/** True if the channel can transmit ISO data */
+	/**
+	 * @brief True if the channel is able to send data
+	 *
+	 * This is always true when @p type is BT_ISO_CHAN_TYPE_BROADCASTER,
+	 * and never true when @p type is BT_ISO_CHAN_TYPE_SYNC_RECEIVER.
+	 */
 	bool can_send;
-	/** True if the channel can receive ISO data */
+
+	/**
+	 * @brief True if the channel is able to recv data
+	 *
+	 * This is always true when @p type is BT_ISO_CHAN_TYPE_SYNC_RECEIVER,
+	 * and never true when @p type is BT_ISO_CHAN_TYPE_BROADCASTER.
+	 */
 	bool can_recv;
 
 	/** Connection Type specific Info.*/