diff options
author | Ben Hutchings <bhutchings@solarflare.com> | 2013-11-18 23:25:20 +0000 |
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committer | Ben Hutchings <bhutchings@solarflare.com> | 2013-11-21 17:17:43 +0000 |
commit | 6ab96d1e06ba1452d583f3e45d6a3a45bb36b1c3 (patch) | |
tree | 84cd42734bb6f2d3e0aaece11f55dfaa1bd84363 /drivers/net/ethernet/tile/tilegx.c | |
parent | a5b4145ba937b76dd698ad6fe5c5f37e0edbac43 (diff) | |
download | linux-6ab96d1e06ba1452d583f3e45d6a3a45bb36b1c3.tar.bz2 |
tile_net: Implement the SIOCGHWTSTAMP ioctl
Compile-tested only (thanks to the kbuild test robot).
Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Diffstat (limited to 'drivers/net/ethernet/tile/tilegx.c')
-rw-r--r-- | drivers/net/ethernet/tile/tilegx.c | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/drivers/net/ethernet/tile/tilegx.c b/drivers/net/ethernet/tile/tilegx.c index 628b736e5ae7..858f9a786b8c 100644 --- a/drivers/net/ethernet/tile/tilegx.c +++ b/drivers/net/ethernet/tile/tilegx.c @@ -481,8 +481,7 @@ static void tile_tx_timestamp(struct sk_buff *skb, int instance) } /* Use ioctl() to enable or disable TX or RX timestamping. */ -static int tile_hwtstamp_ioctl(struct net_device *dev, struct ifreq *rq, - int cmd) +static int tile_hwtstamp_set(struct net_device *dev, struct ifreq *rq) { #ifdef CONFIG_PTP_1588_CLOCK_TILEGX struct hwtstamp_config config; @@ -535,6 +534,21 @@ static int tile_hwtstamp_ioctl(struct net_device *dev, struct ifreq *rq, #endif } +static int tile_hwtstamp_get(struct net_device *dev, struct ifreq *rq) +{ +#ifdef CONFIG_PTP_1588_CLOCK_TILEGX + struct tile_net_priv *priv = netdev_priv(dev); + + if (copy_to_user(rq->ifr_data, &priv->stamp_cfg, + sizeof(priv->stamp_cfg))) + return -EFAULT; + + return 0; +#else + return -EOPNOTSUPP; +#endif +} + static inline bool filter_packet(struct net_device *dev, void *buf) { /* Filter packets received before we're up. */ @@ -2098,7 +2112,9 @@ static void tile_net_tx_timeout(struct net_device *dev) static int tile_net_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) { if (cmd == SIOCSHWTSTAMP) - return tile_hwtstamp_ioctl(dev, rq, cmd); + return tile_hwtstamp_set(dev, rq); + if (cmd == SIOCGHWTSTAMP) + return tile_hwtstamp_get(dev, rq); return -EOPNOTSUPP; } |