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| author | Ben Hutchings <ben.hutchings@codethink.co.uk> | 2015-02-26 20:34:46 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-03-04 15:40:54 -0500 |
| commit | e5fd13f476025f416583149313da85f8a3164414 (patch) | |
| tree | 9cb0e2e43d87e27ed1dbc3e23f6f0ec80a04175c /drivers/net/ethernet/renesas/sh_eth.c | |
| parent | 6b4b4fead3421f00953c8ce89af95ba9a1f39086 (diff) | |
| download | lwn-e5fd13f476025f416583149313da85f8a3164414.tar.gz lwn-e5fd13f476025f416583149313da85f8a3164414.zip | |
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>
Diffstat (limited to 'drivers/net/ethernet/renesas/sh_eth.c')
| -rw-r--r-- | drivers/net/ethernet/renesas/sh_eth.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c index 5d9e3a77a1eb..c92dd173b994 100644 --- 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++; |