Bluetooth: Controller: Fix num cmplt for BIS HCI ISO Data fragments

Fix number of completed packets generated when BIS HCI ISO
Data packets sent to Controller are in fragments. Use the
ISOAL stored sdu_fragment count to generate the number of
completed packets count.

Signed-off-by: Vinayak Kariappa Chettimada <[email protected]>

Author: cvinayak

subsys/bluetooth/controller/ll_sw/ull.c

@@ -2572,18 +2572,10 @@ static uint8_t tx_cmplt_get(uint16_t *handle, uint8_t *first, uint8_t last)
 			/* We must count each SDU HCI fragment */
 			tx_node = tx->node;
 			if (IS_NODE_TX_PTR(tx_node)) {
-				if (IS_ADV_ISO_HANDLE(tx->handle)) {
-					/* FIXME: ADV_ISO shall be updated to
-					 * use ISOAL for TX. Until then, assume
-					 * 1 node equals 1 fragment.
-					 */
-					sdu_fragments = 1U;
-				} else {
-					/* We count each SDU fragment completed
-					 * by this PDU.
-					 */
-					sdu_fragments = tx_node->sdu_fragments;
-				}
+				/* We count each SDU fragment completed
+				 * by this PDU.
+				 */
+				sdu_fragments = tx_node->sdu_fragments;
 
 				/* Replace node reference with fragments
 				 * count