qcacmn: Add AST entry for Destination MAC in RX path

Because of a HW issue we have added a WAR where we do
learning even on destination MAC address. This will ensure
da_is_valid even for forwarding traffic and HW will cache
this entry for subsequent pkts there by we achieve better
throughput in UL.

Change-Id: Ib61693e9ce52b3a1cdcd4c34eabb3d8368b1ef13

dp/wifi3.0/dp_peer.c

@@ -587,6 +587,10 @@ int dp_peer_add_ast(struct dp_soc *soc,
 		ast_entry->next_hop = 1;
 		ast_entry->type = CDP_TXRX_AST_TYPE_MEC;
 		break;
+	case CDP_TXRX_AST_TYPE_DA:
+		ast_entry->next_hop = 1;
+		ast_entry->type = CDP_TXRX_AST_TYPE_DA;
+		break;
 	default:
 		QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_ERROR,
 			FL("Incorrect AST entry type"));
@@ -598,7 +602,8 @@ int dp_peer_add_ast(struct dp_soc *soc,
 	dp_peer_ast_hash_add(soc, ast_entry);
 	qdf_spin_unlock_bh(&soc->ast_lock);
 
-	if (ast_entry->type == CDP_TXRX_AST_TYPE_MEC)
+	if (ast_entry->type == CDP_TXRX_AST_TYPE_MEC ||
+	    ast_entry->type == CDP_TXRX_AST_TYPE_DA)
 		qdf_mem_copy(next_node_mac, peer->vdev->mac_addr.raw, 6);
 	else
 		qdf_mem_copy(next_node_mac, peer->mac_addr.raw, 6);