From 433dc9b3d123e72a0f5988c1f0d1c9319a735276 Mon Sep 17 00:00:00 2001 From: Ben Hutchings Date: Thu, 14 Nov 2013 01:26:21 +0000 Subject: [PATCH] sfc: Implement the SIOCGHWTSTAMP ioctl Signed-off-by: Ben Hutchings --- drivers/net/ethernet/sfc/efx.c | 4 +++- drivers/net/ethernet/sfc/nic.h | 3 ++- drivers/net/ethernet/sfc/ptp.c | 11 ++++++++++- 3 files changed, 15 insertions(+), 3 deletions(-) diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c index 07c9bc4c61bc..22ca5cd3f722 100644 --- a/drivers/net/ethernet/sfc/efx.c +++ b/drivers/net/ethernet/sfc/efx.c @@ -1857,7 +1857,9 @@ static int efx_ioctl(struct net_device *net_dev, struct ifreq *ifr, int cmd) struct mii_ioctl_data *data = if_mii(ifr); if (cmd == SIOCSHWTSTAMP) - return efx_ptp_ioctl(efx, ifr, cmd); + return efx_ptp_set_ts_config(efx, ifr); + if (cmd == SIOCGHWTSTAMP) + return efx_ptp_get_ts_config(efx, ifr); /* Convert phy_id from older PRTAD/DEVAD format */ if ((cmd == SIOCGMIIREG || cmd == SIOCSMIIREG) && diff --git a/drivers/net/ethernet/sfc/nic.h b/drivers/net/ethernet/sfc/nic.h index 11b6112d9249..33852e824f12 100644 --- a/drivers/net/ethernet/sfc/nic.h +++ b/drivers/net/ethernet/sfc/nic.h @@ -555,7 +555,8 @@ int efx_sriov_set_vf_spoofchk(struct net_device *net_dev, int vf, struct ethtool_ts_info; void efx_ptp_probe(struct efx_nic *efx); -int efx_ptp_ioctl(struct efx_nic *efx, struct ifreq *ifr, int cmd); +int efx_ptp_set_ts_config(struct efx_nic *efx, struct ifreq *ifr); +int efx_ptp_get_ts_config(struct efx_nic *efx, struct ifreq *ifr); void efx_ptp_get_ts_info(struct efx_nic *efx, struct ethtool_ts_info *ts_info); bool efx_ptp_is_ptp_tx(struct efx_nic *efx, struct sk_buff *skb); int efx_ptp_tx(struct efx_nic *efx, struct sk_buff *skb); diff --git a/drivers/net/ethernet/sfc/ptp.c b/drivers/net/ethernet/sfc/ptp.c index 03acf57df045..afd4d3a50460 100644 --- a/drivers/net/ethernet/sfc/ptp.c +++ b/drivers/net/ethernet/sfc/ptp.c @@ -1231,7 +1231,7 @@ void efx_ptp_get_ts_info(struct efx_nic *efx, struct ethtool_ts_info *ts_info) 1 << HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ); } -int efx_ptp_ioctl(struct efx_nic *efx, struct ifreq *ifr, int cmd) +int efx_ptp_set_ts_config(struct efx_nic *efx, struct ifreq *ifr) { struct hwtstamp_config config; int rc; @@ -1251,6 +1251,15 @@ int efx_ptp_ioctl(struct efx_nic *efx, struct ifreq *ifr, int cmd) ? -EFAULT : 0; } +int efx_ptp_get_ts_config(struct efx_nic *efx, struct ifreq *ifr) +{ + if (!efx->ptp_data) + return -EOPNOTSUPP; + + return copy_to_user(ifr->ifr_data, &efx->ptp_data->config, + sizeof(efx->ptp_data->config)) ? -EFAULT : 0; +} + static void ptp_event_failure(struct efx_nic *efx, int expected_frag_len) { struct efx_ptp_data *ptp = efx->ptp_data; -- 2.45.2