diff options
Diffstat (limited to 'drivers/net/ethernet/emulex/benet/be_main.c')
| -rw-r--r-- | drivers/net/ethernet/emulex/benet/be_main.c | 54 |
1 files changed, 39 insertions, 15 deletions
diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index 4babc8a4a54..6c52a60dcdb 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -410,6 +410,7 @@ static void populate_be_v1_stats(struct be_adapter *adapter) drvs->rxpp_fifo_overflow_drop = port_stats->rxpp_fifo_overflow_drop; drvs->tx_pauseframes = port_stats->tx_pauseframes; drvs->tx_controlframes = port_stats->tx_controlframes; + drvs->tx_priority_pauseframes = port_stats->tx_priority_pauseframes; drvs->jabber_events = port_stats->jabber_events; drvs->rx_drops_no_pbuf = rxf_stats->rx_drops_no_pbuf; drvs->rx_drops_no_erx_descr = rxf_stats->rx_drops_no_erx_descr; @@ -471,11 +472,26 @@ static void accumulate_16bit_val(u32 *acc, u16 val) ACCESS_ONCE(*acc) = newacc; } +void populate_erx_stats(struct be_adapter *adapter, + struct be_rx_obj *rxo, + u32 erx_stat) +{ + if (!BEx_chip(adapter)) + rx_stats(rxo)->rx_drops_no_frags = erx_stat; + else + /* below erx HW counter can actually wrap around after + * 65535. Driver accumulates a 32-bit value + */ + accumulate_16bit_val(&rx_stats(rxo)->rx_drops_no_frags, + (u16)erx_stat); +} + void be_parse_stats(struct be_adapter *adapter) { struct be_erx_stats_v1 *erx = be_erx_stats_from_cmd(adapter); struct be_rx_obj *rxo; int i; + u32 erx_stat; if (lancer_chip(adapter)) { populate_lancer_stats(adapter); @@ -488,12 +504,8 @@ void be_parse_stats(struct be_adapter *adapter) /* as erx_v1 is longer than v0, ok to use v1 for v0 access */ for_all_rx_queues(adapter, rxo, i) { - /* below erx HW counter can actually wrap around after - * 65535. Driver accumulates a 32-bit value - */ - accumulate_16bit_val(&rx_stats(rxo)->rx_drops_no_frags, - (u16)erx->rx_drops_no_fragments \ - [rxo->q.id]); + erx_stat = erx->rx_drops_no_fragments[rxo->q.id]; + populate_erx_stats(adapter, rxo, erx_stat); } } } @@ -2378,7 +2390,7 @@ static uint be_num_rss_want(struct be_adapter *adapter) return num; } -static void be_msix_enable(struct be_adapter *adapter) +static int be_msix_enable(struct be_adapter *adapter) { #define BE_MIN_MSIX_VECTORS 1 int i, status, num_vec, num_roce_vec = 0; @@ -2403,13 +2415,17 @@ static void be_msix_enable(struct be_adapter *adapter) goto done; } else if (status >= BE_MIN_MSIX_VECTORS) { num_vec = status; - if (pci_enable_msix(adapter->pdev, adapter->msix_entries, - num_vec) == 0) + status = pci_enable_msix(adapter->pdev, adapter->msix_entries, + num_vec); + if (!status) goto done; } dev_warn(dev, "MSIx enable failed\n"); - return; + /* INTx is not supported in VFs, so fail probe if enable_msix fails */ + if (!be_physfn(adapter)) + return status; + return 0; done: if (be_roce_supported(adapter)) { if (num_vec > num_roce_vec) { @@ -2423,7 +2439,7 @@ done: } else adapter->num_msix_vec = num_vec; dev_info(dev, "enabled %d MSI-x vector(s)\n", adapter->num_msix_vec); - return; + return 0; } static inline int be_msix_vec_get(struct be_adapter *adapter, @@ -2536,8 +2552,11 @@ static int be_close(struct net_device *netdev) be_roce_dev_close(adapter); - for_all_evt_queues(adapter, eqo, i) - napi_disable(&eqo->napi); + if (adapter->flags & BE_FLAGS_NAPI_ENABLED) { + for_all_evt_queues(adapter, eqo, i) + napi_disable(&eqo->napi); + adapter->flags &= ~BE_FLAGS_NAPI_ENABLED; + } be_async_mcc_disable(adapter); @@ -2631,7 +2650,9 @@ static int be_open(struct net_device *netdev) if (status) goto err; - be_irq_register(adapter); + status = be_irq_register(adapter); + if (status) + goto err; for_all_rx_queues(adapter, rxo, i) be_cq_notify(adapter, rxo->cq.id, true, 0); @@ -2645,6 +2666,7 @@ static int be_open(struct net_device *netdev) napi_enable(&eqo->napi); be_eq_notify(adapter, eqo->q.id, true, false, 0); } + adapter->flags |= BE_FLAGS_NAPI_ENABLED; status = be_cmd_link_status_query(adapter, NULL, &link_status, 0); if (!status) @@ -3100,7 +3122,9 @@ static int be_setup(struct be_adapter *adapter) if (status) goto err; - be_msix_enable(adapter); + status = be_msix_enable(adapter); + if (status) + goto err; status = be_evt_queues_create(adapter); if (status) |