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Diffstat (limited to 'Documentation/networking/timestamping.rst')
| -rw-r--r-- | Documentation/networking/timestamping.rst | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/Documentation/networking/timestamping.rst b/Documentation/networking/timestamping.rst index 7db3985359bc..a722eb30e014 100644 --- a/Documentation/networking/timestamping.rst +++ b/Documentation/networking/timestamping.rst @@ -625,7 +625,7 @@ interfaces of a DSA switch to share the same PHC. By design, PTP timestamping with a DSA switch does not need any special handling in the driver for the host port it is attached to. However, when the host port also supports PTP timestamping, DSA will take care of intercepting -the ``.ndo_do_ioctl`` calls towards the host port, and block attempts to enable +the ``.ndo_eth_ioctl`` calls towards the host port, and block attempts to enable hardware timestamping on it. This is because the SO_TIMESTAMPING API does not allow the delivery of multiple hardware timestamps for the same packet, so anybody else except for the DSA switch port must be prevented from doing so. @@ -688,7 +688,7 @@ ethtool ioctl operations for them need to be mediated by their respective MAC driver. Therefore, as opposed to DSA switches, modifications need to be done to each individual MAC driver for PHY timestamping support. This entails: -- Checking, in ``.ndo_do_ioctl``, whether ``phy_has_hwtstamp(netdev->phydev)`` +- Checking, in ``.ndo_eth_ioctl``, whether ``phy_has_hwtstamp(netdev->phydev)`` is true or not. If it is, then the MAC driver should not process this request but instead pass it on to the PHY using ``phy_mii_ioctl()``. @@ -747,7 +747,7 @@ For example, a typical driver design for TX timestamping might be to split the transmission part into 2 portions: 1. "TX": checks whether PTP timestamping has been previously enabled through - the ``.ndo_do_ioctl`` ("``priv->hwtstamp_tx_enabled == true``") and the + the ``.ndo_eth_ioctl`` ("``priv->hwtstamp_tx_enabled == true``") and the current skb requires a TX timestamp ("``skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP``"). If this is true, it sets the "``skb_shinfo(skb)->tx_flags |= SKBTX_IN_PROGRESS``" flag. Note: as |