提交 512bb8a2 编写于 作者: K Kalesh AP 提交者: David S. Miller

be2net: Add TX completion error statistics in ethtool

HW reports TX completion errors in TX completion. This patch adds these
counters to ethtool statistics.
Signed-off-by: NKalesh AP <kalesh.purayil@emulex.com>
Signed-off-by: NSathya Perla <sathya.perla@emulex.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 acbd6ff8
......@@ -248,6 +248,13 @@ struct be_tx_stats {
ulong tx_jiffies;
u32 tx_stops;
u32 tx_drv_drops; /* pkts dropped by driver */
/* the error counters are described in be_ethtool.c */
u32 tx_hdr_parse_err;
u32 tx_dma_err;
u32 tx_tso_err;
u32 tx_spoof_check_err;
u32 tx_qinq_err;
u32 tx_internal_parity_err;
struct u64_stats_sync sync;
struct u64_stats_sync sync_compl;
};
......
......@@ -157,6 +157,34 @@ static const struct be_ethtool_stat et_rx_stats[] = {
*/
static const struct be_ethtool_stat et_tx_stats[] = {
{DRVSTAT_TX_INFO(tx_compl)}, /* If moving this member see above note */
/* This counter is incremented when the HW encounters an error while
* parsing the packet header of an outgoing TX request. This counter is
* applicable only for BE2, BE3 and Skyhawk based adapters.
*/
{DRVSTAT_TX_INFO(tx_hdr_parse_err)},
/* This counter is incremented when an error occurs in the DMA
* operation associated with the TX request from the host to the device.
*/
{DRVSTAT_TX_INFO(tx_dma_err)},
/* This counter is incremented when MAC or VLAN spoof checking is
* enabled on the interface and the TX request fails the spoof check
* in HW.
*/
{DRVSTAT_TX_INFO(tx_spoof_check_err)},
/* This counter is incremented when the HW encounters an error while
* performing TSO offload. This counter is applicable only for Lancer
* adapters.
*/
{DRVSTAT_TX_INFO(tx_tso_err)},
/* This counter is incremented when the HW detects Q-in-Q style VLAN
* tagging in a packet and such tagging is not expected on the outgoing
* interface. This counter is applicable only for Lancer adapters.
*/
{DRVSTAT_TX_INFO(tx_qinq_err)},
/* This counter is incremented when the HW detects parity errors in the
* packet data. This counter is applicable only for Lancer adapters.
*/
{DRVSTAT_TX_INFO(tx_internal_parity_err)},
{DRVSTAT_TX_INFO(tx_bytes)},
{DRVSTAT_TX_INFO(tx_pkts)},
/* Number of skbs queued for trasmission by the driver */
......
......@@ -315,6 +315,18 @@ struct be_eth_hdr_wrb {
u32 dw[4];
};
/********* Tx Compl Status Encoding *********/
#define BE_TX_COMP_HDR_PARSE_ERR 0x2
#define BE_TX_COMP_NDMA_ERR 0x3
#define BE_TX_COMP_ACL_ERR 0x5
#define LANCER_TX_COMP_LSO_ERR 0x1
#define LANCER_TX_COMP_HSW_DROP_MAC_ERR 0x3
#define LANCER_TX_COMP_HSW_DROP_VLAN_ERR 0x5
#define LANCER_TX_COMP_QINQ_ERR 0x7
#define LANCER_TX_COMP_PARITY_ERR 0xb
#define LANCER_TX_COMP_DMA_ERR 0xd
/* TX Compl Queue Descriptor */
/* Pseudo amap definition for eth_tx_compl in which each bit of the
......
......@@ -2421,11 +2421,49 @@ static int be_process_rx(struct be_rx_obj *rxo, struct napi_struct *napi,
return work_done;
}
static inline void be_update_tx_err(struct be_tx_obj *txo, u32 status)
{
switch (status) {
case BE_TX_COMP_HDR_PARSE_ERR:
tx_stats(txo)->tx_hdr_parse_err++;
break;
case BE_TX_COMP_NDMA_ERR:
tx_stats(txo)->tx_dma_err++;
break;
case BE_TX_COMP_ACL_ERR:
tx_stats(txo)->tx_spoof_check_err++;
break;
}
}
static inline void lancer_update_tx_err(struct be_tx_obj *txo, u32 status)
{
switch (status) {
case LANCER_TX_COMP_LSO_ERR:
tx_stats(txo)->tx_tso_err++;
break;
case LANCER_TX_COMP_HSW_DROP_MAC_ERR:
case LANCER_TX_COMP_HSW_DROP_VLAN_ERR:
tx_stats(txo)->tx_spoof_check_err++;
break;
case LANCER_TX_COMP_QINQ_ERR:
tx_stats(txo)->tx_qinq_err++;
break;
case LANCER_TX_COMP_PARITY_ERR:
tx_stats(txo)->tx_internal_parity_err++;
break;
case LANCER_TX_COMP_DMA_ERR:
tx_stats(txo)->tx_dma_err++;
break;
}
}
static bool be_process_tx(struct be_adapter *adapter, struct be_tx_obj *txo,
int budget, int idx)
{
struct be_eth_tx_compl *txcp;
int num_wrbs = 0, work_done;
u32 compl_status;
for (work_done = 0; work_done < budget; work_done++) {
txcp = be_tx_compl_get(&txo->cq);
......@@ -2434,6 +2472,13 @@ static bool be_process_tx(struct be_adapter *adapter, struct be_tx_obj *txo,
num_wrbs += be_tx_compl_process(adapter, txo,
GET_TX_COMPL_BITS(wrb_index,
txcp));
compl_status = GET_TX_COMPL_BITS(status, txcp);
if (compl_status) {
if (lancer_chip(adapter))
lancer_update_tx_err(txo, compl_status);
else
be_update_tx_err(txo, compl_status);
}
}
if (work_done) {
......
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