X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;ds=sidebyside;f=drivers%2Fnet%2Fixgbe%2Fixgbe_rxtx.c;h=29d385c0620dc526b5dbe17855d571776871db78;hb=f30e69b41f949cd4a9afb6ff39de196e661708e2;hp=977ecf513792e055f49852dab6d70578ec503210;hpb=460d1679586e7095709d3229257cdce0032706c3;p=dpdk.git

diff --git a/drivers/net/ixgbe/ixgbe_rxtx.c b/drivers/net/ixgbe/ixgbe_rxtx.c
index 977ecf5137..29d385c062 100644
--- a/drivers/net/ixgbe/ixgbe_rxtx.c
+++ b/drivers/net/ixgbe/ixgbe_rxtx.c
@@ -308,7 +308,7 @@ tx_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
 
 	/* update tail pointer */
 	rte_wmb();
-	IXGBE_PCI_REG_WRITE_RELAXED(txq->tdt_reg_addr, txq->tx_tail);
+	IXGBE_PCI_REG_WC_WRITE_RELAXED(txq->tdt_reg_addr, txq->tx_tail);
 
 	return nb_pkts;
 }
@@ -946,7 +946,7 @@ end_of_tx:
 	PMD_TX_LOG(DEBUG, "port_id=%u queue_id=%u tx_tail=%u nb_tx=%u",
 		   (unsigned) txq->port_id, (unsigned) txq->queue_id,
 		   (unsigned) tx_id, (unsigned) nb_tx);
-	IXGBE_PCI_REG_WRITE_RELAXED(txq->tdt_reg_addr, tx_id);
+	IXGBE_PCI_REG_WC_WRITE_RELAXED(txq->tdt_reg_addr, tx_id);
 	txq->tx_tail = tx_id;
 
 	return nb_tx;
@@ -1692,7 +1692,7 @@ rx_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
 
 		/* update tail pointer */
 		rte_wmb();
-		IXGBE_PCI_REG_WRITE_RELAXED(rxq->rdt_reg_addr,
+		IXGBE_PCI_REG_WC_WRITE_RELAXED(rxq->rdt_reg_addr,
 					    cur_free_trigger);
 	}
 
@@ -1918,7 +1918,7 @@ ixgbe_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
 			   (unsigned) nb_rx);
 		rx_id = (uint16_t) ((rx_id == 0) ?
 				     (rxq->nb_rx_desc - 1) : (rx_id - 1));
-		IXGBE_PCI_REG_WRITE(rxq->rdt_reg_addr, rx_id);
+		IXGBE_PCI_REG_WC_WRITE(rxq->rdt_reg_addr, rx_id);
 		nb_hold = 0;
 	}
 	rxq->nb_rx_hold = nb_hold;
@@ -2096,8 +2096,9 @@ next_desc:
 
 			if (!ixgbe_rx_alloc_bufs(rxq, false)) {
 				rte_wmb();
-				IXGBE_PCI_REG_WRITE_RELAXED(rxq->rdt_reg_addr,
-							    next_rdt);
+				IXGBE_PCI_REG_WC_WRITE_RELAXED(
+							rxq->rdt_reg_addr,
+							next_rdt);
 				nb_hold -= rxq->rx_free_thresh;
 			} else {
 				PMD_RX_LOG(DEBUG, "RX bulk alloc failed "
@@ -2262,7 +2263,7 @@ next_desc:
 			   rxq->port_id, rxq->queue_id, rx_id, nb_hold, nb_rx);
 
 		rte_wmb();
-		IXGBE_PCI_REG_WRITE_RELAXED(rxq->rdt_reg_addr, prev_id);
+		IXGBE_PCI_REG_WC_WRITE_RELAXED(rxq->rdt_reg_addr, prev_id);
 		nb_hold = 0;
 	}