diff options
| author |   Lendacky, Thomas <Thomas.Lendacky@amd.com> | 2014-07-29 08:57:19 -0500 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2014-07-30 18:46:52 -0700 |
| commit | 23e4eef7cf56b5e36e76af9078f0012826c86b2f (patch) | |
| tree | e67533acbb555371284741a174a17016fd1d2f04 /drivers/net/ethernet/amd/xgbe/xgbe-ethtool.c | |
| parent | amd-xgbe: Add dma-coherent to device bindings documentation (diff) | |
| download | linux-dev-23e4eef7cf56b5e36e76af9078f0012826c86b2f.tar.xz linux-dev-23e4eef7cf56b5e36e76af9078f0012826c86b2f.zip | |
amd-xgbe: Add hardware timestamp support
This patch adds support for Tx and Rx hardware timestamping.
Signed-off-by: Tom Lendacky <thomas.lendacky@amd.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/amd/xgbe/xgbe-ethtool.c')
| -rw-r--r-- | drivers/net/ethernet/amd/xgbe/xgbe-ethtool.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-ethtool.c b/drivers/net/ethernet/amd/xgbe/xgbe-ethtool.c index f7405261f23e..4961666fa55f 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-ethtool.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-ethtool.c @@ -116,6 +116,7 @@ #include <linux/spinlock.h> #include <linux/phy.h> +#include <linux/net_tstamp.h> #include "xgbe.h" #include "xgbe-common.h" @@ -480,6 +481,39 @@ static int xgbe_set_coalesce(struct net_device *netdev, return 0; } +static int xgbe_get_ts_info(struct net_device *netdev, + struct ethtool_ts_info *ts_info) +{ + struct xgbe_prv_data *pdata = netdev_priv(netdev); + + ts_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 (pdata->ptp_clock) + ts_info->phc_index = ptp_clock_index(pdata->ptp_clock); + else + ts_info->phc_index = -1; + + ts_info->tx_types = (1 << HWTSTAMP_TX_OFF) | (1 << HWTSTAMP_TX_ON); + ts_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_EVENT) | + (1 << HWTSTAMP_FILTER_PTP_V2_SYNC) | + (1 << HWTSTAMP_FILTER_PTP_V2_DELAY_REQ) | + (1 << HWTSTAMP_FILTER_ALL); + + return 0; +} + static const struct ethtool_ops xgbe_ethtool_ops = { .get_settings = xgbe_get_settings, .set_settings = xgbe_set_settings, @@ -492,6 +526,7 @@ static const struct ethtool_ops xgbe_ethtool_ops = { .get_strings = xgbe_get_strings, .get_ethtool_stats = xgbe_get_ethtool_stats, .get_sset_count = xgbe_get_sset_count, + .get_ts_info = xgbe_get_ts_info, }; struct ethtool_ops *xgbe_get_ethtool_ops(void) |