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Merge branch 'siocghwtstamp' of git://git.kernel.org/pub/scm/linux/kernel/git/bwh/sfc-next

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Ben Hutchings says:

====================
SIOCGHWTSTAMP ioctl

1. Add the SIOCGHWTSTAMP ioctl and update the timestamping
documentation.
2. Implement SIOCGHWTSTAMP in most drivers that support SIOCSHWTSTAMP.
3. Add a test program to exercise SIOC{G,S}HWTSTAMP.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2013-12-05 19:45:14 -05:00
parent e1ca87bb1b a4bcc795e9
commit 426e1fa31e
23 changed files with 423 additions and 100 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/net/ethernet/freescale/fec.h
View File

@@ -339,7 +339,8 @@ struct fec_enet_private {
void fec_ptp_init(struct platform_device *pdev);
void fec_ptp_start_cyclecounter(struct net_device *ndev);
int fec_ptp_ioctl(struct net_device *ndev, struct ifreq *ifr, int cmd);
int fec_ptp_set(struct net_device *ndev, struct ifreq *ifr);
int fec_ptp_get(struct net_device *ndev, struct ifreq *ifr);
/****************************************************************************/
#endif /* FEC_H */

8
drivers/net/ethernet/freescale/fec_main.c
View File

@@ -1683,8 +1683,12 @@ static int fec_enet_ioctl(struct net_device *ndev, struct ifreq *rq, int cmd)
if (!phydev)
return -ENODEV;
if (cmd == SIOCSHWTSTAMP && fep->bufdesc_ex)
return fec_ptp_ioctl(ndev, rq, cmd);
if (fep->bufdesc_ex) {
if (cmd == SIOCSHWTSTAMP)
return fec_ptp_set(ndev, rq);
if (cmd == SIOCGHWTSTAMP)
return fec_ptp_get(ndev, rq);
}
return phy_mii_ioctl(phydev, rq, cmd);
}

16
drivers/net/ethernet/freescale/fec_ptp.c
View File

@@ -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

22
drivers/net/ethernet/freescale/gianfar.c
View File

@@ -795,8 +795,7 @@ err_grp_init:
return err;
}
static int gfar_hwtstamp_ioctl(struct net_device *netdev,
struct ifreq *ifr, int cmd)
static int gfar_hwtstamp_set(struct net_device *netdev, struct ifreq *ifr)
{
struct hwtstamp_config config;
struct gfar_private *priv = netdev_priv(netdev);
@@ -845,7 +844,20 @@ static int gfar_hwtstamp_ioctl(struct net_device *netdev,
-EFAULT : 0;
}
/* Ioctl MII Interface */
static int gfar_hwtstamp_get(struct net_device *netdev, struct ifreq *ifr)
{
struct hwtstamp_config config;
struct gfar_private *priv = netdev_priv(netdev);
config.flags = 0;
config.tx_type = priv->hwts_tx_en ? HWTSTAMP_TX_ON : HWTSTAMP_TX_OFF;
config.rx_filter = (priv->hwts_rx_en ?
HWTSTAMP_FILTER_ALL : HWTSTAMP_FILTER_NONE);
return copy_to_user(ifr->ifr_data, &config, sizeof(config)) ?
-EFAULT : 0;
}
static int gfar_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
{
struct gfar_private *priv = netdev_priv(dev);
@@ -854,7 +866,9 @@ static int gfar_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
return -EINVAL;
if (cmd == SIOCSHWTSTAMP)
return gfar_hwtstamp_ioctl(dev, rq, cmd);
return gfar_hwtstamp_set(dev, rq);
if (cmd == SIOCGHWTSTAMP)
return gfar_hwtstamp_get(dev, rq);
if (!priv->phydev)
return -ENODEV;