diff options
| author | Michal Kalderon <Michal.Kalderon@qlogic.com> | 2014-08-17 17:47:44 +0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2014-08-22 23:31:15 +0400 |
| commit | eeed018cbfa30c0bde89075b06b62fc198afb51c (patch) | |
| tree | 20df0c6ec8501e675d882e021e6a320799948b33 /drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c | |
| parent | e42780b66aab88d3a82b6087bcd6095b90eecde7 (diff) | |
| download | linux-eeed018cbfa30c0bde89075b06b62fc198afb51c.tar.xz | |
bnx2x: Add timestamping and PTP hardware clock support
This adds a PHC to the bnx2x driver. Driver supports timestamping send/receive
PTP packets, as well as adjusting the on-chip clock.
The driver has been tested with linuxptp project.
Signed-off-by: Michal Kalderon <Michal.Kalderon@qlogic.com>
Signed-off-by: Yuval Mintz <Yuval.Mintz@qlogic.com>
Signed-off-by: Ariel Elior <Ariel.Elior@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c')
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c | 42 |
1 files changed, 41 insertions, 1 deletions
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c index 92fee842f954..0b173ed20ae9 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c @@ -3481,6 +3481,46 @@ static int bnx2x_set_channels(struct net_device *dev, return bnx2x_nic_load(bp, LOAD_NORMAL); } +static int bnx2x_get_ts_info(struct net_device *dev, + struct ethtool_ts_info *info) +{ + struct bnx2x *bp = netdev_priv(dev); + + if (bp->flags & PTP_SUPPORTED) { + info->so_timestamping = SOF_TIMESTAMPING_TX_SOFTWARE | + SOF_TIMESTAMPING_RX_SOFTWARE | + SOF_TIMESTAMPING_SOFTWARE | + SOF_TIMESTAMPING_TX_HARDWARE | + SOF_TIMESTAMPING_RX_HARDWARE | + SOF_TIMESTAMPING_RAW_HARDWARE; + + if (bp->ptp_clock) + info->phc_index = ptp_clock_index(bp->ptp_clock); + else + info->phc_index = -1; + + info->rx_filters = (1 << HWTSTAMP_FILTER_NONE) | + (1 << HWTSTAMP_FILTER_PTP_V1_L4_EVENT) | + (1 << HWTSTAMP_FILTER_PTP_V1_L4_SYNC) | + (1 << HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ) | + (1 << HWTSTAMP_FILTER_PTP_V2_L4_EVENT) | + (1 << HWTSTAMP_FILTER_PTP_V2_L4_SYNC) | + (1 << HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ) | + (1 << HWTSTAMP_FILTER_PTP_V2_L2_EVENT) | + (1 << HWTSTAMP_FILTER_PTP_V2_L2_SYNC) | + (1 << HWTSTAMP_FILTER_PTP_V2_L2_DELAY_REQ) | + (1 << HWTSTAMP_FILTER_PTP_V2_EVENT) | + (1 << HWTSTAMP_FILTER_PTP_V2_SYNC) | + (1 << HWTSTAMP_FILTER_PTP_V2_DELAY_REQ); + + info->tx_types = (1 << HWTSTAMP_TX_OFF)|(1 << HWTSTAMP_TX_ON); + + return 0; + } + + return ethtool_op_get_ts_info(dev, info); +} + static const struct ethtool_ops bnx2x_ethtool_ops = { .get_settings = bnx2x_get_settings, .set_settings = bnx2x_set_settings, @@ -3522,7 +3562,7 @@ static const struct ethtool_ops bnx2x_ethtool_ops = { .get_module_eeprom = bnx2x_get_module_eeprom, .get_eee = bnx2x_get_eee, .set_eee = bnx2x_set_eee, - .get_ts_info = ethtool_op_get_ts_info, + .get_ts_info = bnx2x_get_ts_info, }; static const struct ethtool_ops bnx2x_vf_ethtool_ops = { |