diff options
Diffstat (limited to 'drivers/net/ethernet/stmicro/stmmac/stmmac_main.c')
| -rw-r--r-- | drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 34 |
1 files changed, 25 insertions, 9 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 6906772069e3..6b26d31c268f 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -618,20 +618,32 @@ static int stmmac_hwtstamp_ioctl(struct net_device *dev, struct ifreq *ifr) sizeof(struct hwtstamp_config)) ? -EFAULT : 0; } -static void stmmac_init_ptp(struct stmmac_priv *priv) +static int stmmac_init_ptp(struct stmmac_priv *priv) { - if (priv->dma_cap.time_stamp) { - pr_debug("IEEE 1588-2002 Time Stamp supported\n"); - priv->adv_ts = 0; - } - if (priv->dma_cap.atime_stamp && priv->extend_desc) { - pr_debug("IEEE 1588-2008 Advanced Time Stamp supported\n"); - priv->adv_ts = 1; + if (!(priv->dma_cap.time_stamp || priv->dma_cap.atime_stamp)) + return -EOPNOTSUPP; + + if (netif_msg_hw(priv)) { + if (priv->dma_cap.time_stamp) { + pr_debug("IEEE 1588-2002 Time Stamp supported\n"); + priv->adv_ts = 0; + } + if (priv->dma_cap.atime_stamp && priv->extend_desc) { + pr_debug("IEEE 1588-2008 Advanced Time Stamp supported\n"); + priv->adv_ts = 1; + } } priv->hw->ptp = &stmmac_ptp; priv->hwts_tx_en = 0; priv->hwts_rx_en = 0; + + return stmmac_ptp_register(priv); +} + +static void stmmac_release_ptp(struct stmmac_priv *priv) +{ + stmmac_ptp_unregister(priv); } /** @@ -1567,7 +1579,9 @@ static int stmmac_open(struct net_device *dev) stmmac_mmc_setup(priv); - stmmac_init_ptp(priv); + ret = stmmac_init_ptp(priv); + if (ret) + pr_warn("%s: failed PTP initialisation\n", __func__); #ifdef CONFIG_STMMAC_DEBUG_FS ret = stmmac_init_fs(dev); @@ -1677,6 +1691,8 @@ static int stmmac_release(struct net_device *dev) #endif clk_disable_unprepare(priv->stmmac_clk); + stmmac_release_ptp(priv); + return 0; } |
