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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>
This commit is contained in:
Ben Hutchings 2015-02-26 20:34:46 +00:00 committed by David S. Miller
parent 6b4b4fead3
commit e5fd13f476
1 changed files with 7 additions and 0 deletions
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7
drivers/net/ethernet/renesas/sh_eth.c
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@ -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++;