qcacmn: Add hal_rx_msdu_flow_idx_get API

Implement hal_rx_msdu_flow_idx_get API
per chipset as the macro
to retrieve the flow_idx value is
chipset dependent.

Change-Id: I75131d7c048f5b67489ed25fbd52bfcf01bab782
CRs-Fixed: 2522133

hal/wifi3.0/qcn9000/hal_9000.c

@@ -852,6 +852,21 @@ static void *hal_rx_link_desc_msdu0_ptr_9000(void *link_desc)
 	return HAL_RX_LINK_DESC_MSDU0_PTR(link_desc);
 }
 
+/**
+ * hal_rx_msdu_flow_idx_get_9000: API to get flow index
+ * from rx_msdu_end TLV
+ * @buf: pointer to the start of RX PKT TLV headers
+ *
+ * Return: flow index value from MSDU END TLV
+ */
+static inline uint32_t hal_rx_msdu_flow_idx_get_9000(uint8_t *buf)
+{
+	struct rx_pkt_tlvs *pkt_tlvs = (struct rx_pkt_tlvs *)buf;
+	struct rx_msdu_end *msdu_end = &pkt_tlvs->msdu_end_tlv.rx_msdu_end;
+
+	return HAL_RX_MSDU_END_FLOW_IDX_GET(msdu_end);
+}
+
 struct hal_hw_txrx_ops qcn9000_hal_hw_txrx_ops = {
 
 	/* init and setup */
@@ -931,6 +946,7 @@ struct hal_hw_txrx_ops qcn9000_hal_hw_txrx_ops = {
 	hal_rx_get_filter_category_9000,
 	hal_rx_get_ppdu_id_9000,
 	hal_reo_config_9000,
+	hal_rx_msdu_flow_idx_get_9000,
 };
 
 struct hal_hw_srng_config hw_srng_table_9000[] = {