Commit 433c88e8 authored by Jitendra Kalsaria's avatar Jitendra Kalsaria Committed by David S. Miller
Browse files

qlge: Moving low level frame error to ethtool statistics.


Signed-off-by: default avatarJitendra Kalsaria <jitendra.kalsaria@qlogic.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent f5c4441c
......@@ -1536,6 +1536,14 @@ struct nic_stats {
u64 rx_1024_to_1518_pkts;
u64 rx_1519_to_max_pkts;
u64 rx_len_err_pkts;
/* Receive Mac Err stats */
u64 rx_code_err;
u64 rx_oversize_err;
u64 rx_undersize_err;
u64 rx_preamble_err;
u64 rx_frame_len_err;
u64 rx_crc_err;
u64 rx_err_count;
/*
* These stats come from offset 500h to 5C8h
* in the XGMAC register.
......
......@@ -226,6 +226,13 @@ static char ql_stats_str_arr[][ETH_GSTRING_LEN] = {
{"rx_1024_to_1518_pkts"},
{"rx_1519_to_max_pkts"},
{"rx_len_err_pkts"},
{"rx_code_err"},
{"rx_oversize_err"},
{"rx_undersize_err"},
{"rx_preamble_err"},
{"rx_frame_len_err"},
{"rx_crc_err"},
{"rx_err_count"},
{"tx_cbfc_pause_frames0"},
{"tx_cbfc_pause_frames1"},
{"tx_cbfc_pause_frames2"},
......@@ -320,6 +327,13 @@ ql_get_ethtool_stats(struct net_device *ndev,
*data++ = s->rx_1024_to_1518_pkts;
*data++ = s->rx_1519_to_max_pkts;
*data++ = s->rx_len_err_pkts;
*data++ = s->rx_code_err;
*data++ = s->rx_oversize_err;
*data++ = s->rx_undersize_err;
*data++ = s->rx_preamble_err;
*data++ = s->rx_frame_len_err;
*data++ = s->rx_crc_err;
*data++ = s->rx_err_count;
*data++ = s->tx_cbfc_pause_frames0;
*data++ = s->tx_cbfc_pause_frames1;
*data++ = s->tx_cbfc_pause_frames2;
......
......@@ -1433,6 +1433,36 @@ map_error:
return NETDEV_TX_BUSY;
}
/* Categorizing receive firmware frame errors */
static void ql_categorize_rx_err(struct ql_adapter *qdev, u8 rx_err)
{
struct nic_stats *stats = &qdev->nic_stats;
stats->rx_err_count++;
switch (rx_err & IB_MAC_IOCB_RSP_ERR_MASK) {
case IB_MAC_IOCB_RSP_ERR_CODE_ERR:
stats->rx_code_err++;
break;
case IB_MAC_IOCB_RSP_ERR_OVERSIZE:
stats->rx_oversize_err++;
break;
case IB_MAC_IOCB_RSP_ERR_UNDERSIZE:
stats->rx_undersize_err++;
break;
case IB_MAC_IOCB_RSP_ERR_PREAMBLE:
stats->rx_preamble_err++;
break;
case IB_MAC_IOCB_RSP_ERR_FRAME_LEN:
stats->rx_frame_len_err++;
break;
case IB_MAC_IOCB_RSP_ERR_CRC:
stats->rx_crc_err++;
default:
break;
}
}
/* Process an inbound completion from an rx ring. */
static void ql_process_mac_rx_gro_page(struct ql_adapter *qdev,
struct rx_ring *rx_ring,
......@@ -1499,15 +1529,6 @@ static void ql_process_mac_rx_page(struct ql_adapter *qdev,
addr = lbq_desc->p.pg_chunk.va;
prefetch(addr);
/* Frame error, so drop the packet. */
if (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_ERR_MASK) {
netif_info(qdev, drv, qdev->ndev,
"Receive error, flags2 = 0x%x\n", ib_mac_rsp->flags2);
rx_ring->rx_errors++;
goto err_out;
}
/* The max framesize filter on this chip is set higher than
* MTU since FCoE uses 2k frames.
*/
......@@ -1593,15 +1614,6 @@ static void ql_process_mac_rx_skb(struct ql_adapter *qdev,
memcpy(skb_put(new_skb, length), skb->data, length);
skb = new_skb;
/* Frame error, so drop the packet. */
if (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_ERR_MASK) {
netif_info(qdev, drv, qdev->ndev,
"Receive error, flags2 = 0x%x\n", ib_mac_rsp->flags2);
dev_kfree_skb_any(skb);
rx_ring->rx_errors++;
return;
}
/* loopback self test for ethtool */
if (test_bit(QL_SELFTEST, &qdev->flags)) {
ql_check_lb_frame(qdev, skb);
......@@ -1907,15 +1919,6 @@ static void ql_process_mac_split_rx_intr(struct ql_adapter *qdev,
return;
}
/* Frame error, so drop the packet. */
if (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_ERR_MASK) {
netif_info(qdev, drv, qdev->ndev,
"Receive error, flags2 = 0x%x\n", ib_mac_rsp->flags2);
dev_kfree_skb_any(skb);
rx_ring->rx_errors++;
return;
}
/* The max framesize filter on this chip is set higher than
* MTU since FCoE uses 2k frames.
*/
......@@ -1997,6 +2000,12 @@ static unsigned long ql_process_mac_rx_intr(struct ql_adapter *qdev,
QL_DUMP_IB_MAC_RSP(ib_mac_rsp);
/* Frame error, so drop the packet. */
if (ib_mac_rsp->flags2 & IB_MAC_IOCB_RSP_ERR_MASK) {
ql_categorize_rx_err(qdev, ib_mac_rsp->flags2);
return (unsigned long)length;
}
if (ib_mac_rsp->flags4 & IB_MAC_IOCB_RSP_HV) {
/* The data and headers are split into
* separate buffers.
......
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