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fec: Implement the SIOCGHWTSTAMP ioctl

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This is untested.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
This commit is contained in:
Ben Hutchings
2013-11-18 23:02:44 +00:00
parent 7260899bde
commit 1d5244d0e4
3 changed files with 23 additions and 4 deletions
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16
drivers/net/ethernet/freescale/fec_ptp.c
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@@ -274,7 +274,7 @@ static int fec_ptp_enable(struct ptp_clock_info *ptp,
* @ifreq: ioctl data
* @cmd: particular ioctl requested
*/
int fec_ptp_ioctl(struct net_device *ndev, struct ifreq *ifr, int cmd)
int fec_ptp_set(struct net_device *ndev, struct ifreq *ifr)
{
struct fec_enet_private *fep = netdev_priv(ndev);
@@ -321,6 +321,20 @@ int fec_ptp_ioctl(struct net_device *ndev, struct ifreq *ifr, int cmd)
-EFAULT : 0;
}
int fec_ptp_get(struct net_device *ndev, struct ifreq *ifr)
{
struct fec_enet_private *fep = netdev_priv(ndev);
struct hwtstamp_config config;
config.flags = 0;
config.tx_type = fep->hwts_tx_en ? HWTSTAMP_TX_ON : HWTSTAMP_TX_OFF;
config.rx_filter = (fep->hwts_rx_en ?
HWTSTAMP_FILTER_ALL : HWTSTAMP_FILTER_NONE);
return copy_to_user(ifr->ifr_data, &config, sizeof(config)) ?
-EFAULT : 0;
}
/**
* fec_time_keep - call timecounter_read every second to avoid timer overrun
* because ENET just support 32bit counter, will timeout in 4s