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net: stmmac: add separate warning for PTP not being supported by HW 

Chips like Amlogic S905GXBB are supported by this driver but don't
have support for PTP. Add a separate warning for missing HW support
to differentiate it from other actual failures.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Heiner Kallweit 2017-02-01 22:02:02 +01:00 committed by David S. Miller
parent d6db61a40e
commit 722eef2861
1 changed files with 4 additions and 2 deletions
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6
drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
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@ -1726,8 +1726,10 @@ static int stmmac_hw_setup(struct net_device *dev, bool init_ptp)
if (init_ptp) {
ret = stmmac_init_ptp(priv);
if (ret)
netdev_warn(priv->dev, "fail to init PTP.\n");
if (ret == -EOPNOTSUPP)
netdev_warn(priv->dev, "PTP not supported by HW\n");
else if (ret)
netdev_warn(priv->dev, "PTP init failed\n");
}
#ifdef CONFIG_DEBUG_FS