diff options
Diffstat (limited to 'drivers/net/ethernet/freescale')
-rw-r--r-- | drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c | 15 | ||||
-rw-r--r-- | drivers/net/ethernet/freescale/fec_main.c | 30 |
2 files changed, 31 insertions, 14 deletions
diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c index 2ba49e959c3f..dc339dc1adb2 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c @@ -815,6 +815,14 @@ static netdev_tx_t dpaa2_eth_tx(struct sk_buff *skb, struct net_device *net_dev) */ queue_mapping = skb_get_queue_mapping(skb); fq = &priv->fq[queue_mapping]; + + fd_len = dpaa2_fd_get_len(&fd); + nq = netdev_get_tx_queue(net_dev, queue_mapping); + netdev_tx_sent_queue(nq, fd_len); + + /* Everything that happens after this enqueues might race with + * the Tx confirmation callback for this frame + */ for (i = 0; i < DPAA2_ETH_ENQUEUE_RETRIES; i++) { err = priv->enqueue(priv, fq, &fd, 0); if (err != -EBUSY) @@ -825,13 +833,10 @@ static netdev_tx_t dpaa2_eth_tx(struct sk_buff *skb, struct net_device *net_dev) percpu_stats->tx_errors++; /* Clean up everything, including freeing the skb */ free_tx_fd(priv, fq, &fd, false); + netdev_tx_completed_queue(nq, 1, fd_len); } else { - fd_len = dpaa2_fd_get_len(&fd); percpu_stats->tx_packets++; percpu_stats->tx_bytes += fd_len; - - nq = netdev_get_tx_queue(net_dev, queue_mapping); - netdev_tx_sent_queue(nq, fd_len); } return NETDEV_TX_OK; @@ -1817,7 +1822,7 @@ static int dpaa2_eth_xdp_xmit_frame(struct net_device *net_dev, dpaa2_fd_set_format(&fd, dpaa2_fd_single); dpaa2_fd_set_ctrl(&fd, FD_CTRL_PTA); - fq = &priv->fq[smp_processor_id()]; + fq = &priv->fq[smp_processor_id() % dpaa2_eth_queue_count(priv)]; for (i = 0; i < DPAA2_ETH_ENQUEUE_RETRIES; i++) { err = priv->enqueue(priv, fq, &fd, 0); if (err != -EBUSY) diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index 697c2427f2b7..a96ad20ee484 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -1840,13 +1840,9 @@ static int fec_enet_clk_enable(struct net_device *ndev, bool enable) int ret; if (enable) { - ret = clk_prepare_enable(fep->clk_ahb); - if (ret) - return ret; - ret = clk_prepare_enable(fep->clk_enet_out); if (ret) - goto failed_clk_enet_out; + return ret; if (fep->clk_ptp) { mutex_lock(&fep->ptp_clk_mutex); @@ -1866,7 +1862,6 @@ static int fec_enet_clk_enable(struct net_device *ndev, bool enable) phy_reset_after_clk_enable(ndev->phydev); } else { - clk_disable_unprepare(fep->clk_ahb); clk_disable_unprepare(fep->clk_enet_out); if (fep->clk_ptp) { mutex_lock(&fep->ptp_clk_mutex); @@ -1885,8 +1880,6 @@ failed_clk_ref: failed_clk_ptp: if (fep->clk_enet_out) clk_disable_unprepare(fep->clk_enet_out); -failed_clk_enet_out: - clk_disable_unprepare(fep->clk_ahb); return ret; } @@ -3470,6 +3463,9 @@ fec_probe(struct platform_device *pdev) ret = clk_prepare_enable(fep->clk_ipg); if (ret) goto failed_clk_ipg; + ret = clk_prepare_enable(fep->clk_ahb); + if (ret) + goto failed_clk_ahb; fep->reg_phy = devm_regulator_get_optional(&pdev->dev, "phy"); if (!IS_ERR(fep->reg_phy)) { @@ -3563,6 +3559,9 @@ failed_reset: pm_runtime_put(&pdev->dev); pm_runtime_disable(&pdev->dev); failed_regulator: + clk_disable_unprepare(fep->clk_ahb); +failed_clk_ahb: + clk_disable_unprepare(fep->clk_ipg); failed_clk_ipg: fec_enet_clk_enable(ndev, false); failed_clk: @@ -3686,6 +3685,7 @@ static int __maybe_unused fec_runtime_suspend(struct device *dev) struct net_device *ndev = dev_get_drvdata(dev); struct fec_enet_private *fep = netdev_priv(ndev); + clk_disable_unprepare(fep->clk_ahb); clk_disable_unprepare(fep->clk_ipg); return 0; @@ -3695,8 +3695,20 @@ static int __maybe_unused fec_runtime_resume(struct device *dev) { struct net_device *ndev = dev_get_drvdata(dev); struct fec_enet_private *fep = netdev_priv(ndev); + int ret; - return clk_prepare_enable(fep->clk_ipg); + ret = clk_prepare_enable(fep->clk_ahb); + if (ret) + return ret; + ret = clk_prepare_enable(fep->clk_ipg); + if (ret) + goto failed_clk_ipg; + + return 0; + +failed_clk_ipg: + clk_disable_unprepare(fep->clk_ahb); + return ret; } static const struct dev_pm_ops fec_pm_ops = { |