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Commit 6ab96d1e authored by Ben Hutchings's avatar Ben Hutchings
Browse files

tile_net: Implement the SIOCGHWTSTAMP ioctl 



Compile-tested only (thanks to the kbuild test robot).

Signed-off-by: default avatarBen Hutchings <bhutchings@solarflare.com>
parent a5b4145b

drivers/net/ethernet/tile/tilegx.c

+19 −3
Original line number Diff line number Diff line
@@ -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;

}