diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/freescale/fec.h | 2 | ||||
| -rw-r--r-- | drivers/net/ethernet/freescale/fec_main.c | 23 |
2 files changed, 21 insertions, 4 deletions
diff --git a/drivers/net/ethernet/freescale/fec.h b/drivers/net/ethernet/freescale/fec.h index c865135f3cb9..5ea740b4cf14 100644 --- a/drivers/net/ethernet/freescale/fec.h +++ b/drivers/net/ethernet/freescale/fec.h @@ -574,6 +574,8 @@ struct fec_enet_private { unsigned int reload_period; int pps_enable; unsigned int next_counter; + + u64 ethtool_stats[0]; }; void fec_ptp_init(struct platform_device *pdev); diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index 74dcdf097348..5f77caa59534 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -2313,14 +2313,24 @@ static const struct fec_stat { { "IEEE_rx_octets_ok", IEEE_R_OCTETS_OK }, }; -static void fec_enet_get_ethtool_stats(struct net_device *dev, - struct ethtool_stats *stats, u64 *data) +static void fec_enet_update_ethtool_stats(struct net_device *dev) { struct fec_enet_private *fep = netdev_priv(dev); int i; for (i = 0; i < ARRAY_SIZE(fec_stats); i++) - data[i] = readl(fep->hwp + fec_stats[i].offset); + fep->ethtool_stats[i] = readl(fep->hwp + fec_stats[i].offset); +} + +static void fec_enet_get_ethtool_stats(struct net_device *dev, + struct ethtool_stats *stats, u64 *data) +{ + struct fec_enet_private *fep = netdev_priv(dev); + + if (netif_running(dev)) + fec_enet_update_ethtool_stats(dev); + + memcpy(data, fep->ethtool_stats, ARRAY_SIZE(fec_stats) * sizeof(u64)); } static void fec_enet_get_strings(struct net_device *netdev, @@ -2874,6 +2884,8 @@ fec_enet_close(struct net_device *ndev) if (fep->quirks & FEC_QUIRK_ERR006687) imx6q_cpuidle_fec_irqs_unused(); + fec_enet_update_ethtool_stats(ndev); + fec_enet_clk_enable(ndev, false); pinctrl_pm_select_sleep_state(&fep->pdev->dev); pm_runtime_mark_last_busy(&fep->pdev->dev); @@ -3180,6 +3192,8 @@ static int fec_enet_init(struct net_device *ndev) fec_restart(ndev); + fec_enet_update_ethtool_stats(ndev); + return 0; } @@ -3278,7 +3292,8 @@ fec_probe(struct platform_device *pdev) fec_enet_get_queue_num(pdev, &num_tx_qs, &num_rx_qs); /* Init network device */ - ndev = alloc_etherdev_mqs(sizeof(struct fec_enet_private), + ndev = alloc_etherdev_mqs(sizeof(struct fec_enet_private) + + ARRAY_SIZE(fec_stats) * sizeof(u64), num_tx_qs, num_rx_qs); if (!ndev) return -ENOMEM; |