sh_eth: Optionally log RX and TX status for each completed descriptor

Signed-off-by: Ben Hutchings <ben.hutchings@codethink.co.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c
index 5d9e3a77a1ebb037c02fda2fa16480264421966a..c92dd173b9947256e82e035eb5a10d3464b5051b 100644 (file)
--- a/drivers/net/ethernet/renesas/sh_eth.c
+++ b/drivers/net/ethernet/renesas/sh_eth.c
@@ -1417,6 +1417,9 @@ static int sh_eth_txfree(struct net_device *ndev)
                        break;
                /* TACT bit must be checked before all the following reads */
                rmb();
+               netif_info(mdp, tx_done, ndev,
+                          "tx entry %d status 0x%08x\n",
+                          entry, edmac_to_cpu(mdp, txdesc->status));
                /* Free the original skb. */
                if (mdp->tx_skbuff[entry]) {
                        dma_unmap_single(&ndev->dev, txdesc->addr,
@@ -1462,6 +1465,10 @@ static int sh_eth_rx(struct net_device *ndev, u32 intr_status, int *quota)
                if (--boguscnt < 0)
                        break;
 
+               netif_info(mdp, rx_status, ndev,
+                          "rx entry %d status 0x%08x len %d\n",
+                          entry, desc_status, pkt_len);
+
                if (!(desc_status & RDFEND))
                        ndev->stats.rx_length_errors++;