diff options
| author | Grygorii Strashko <grygorii.strashko@ti.com> | 2020-05-01 23:50:07 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-05-04 12:02:03 -0700 |
| commit | b1f66a5bee07adaab218fb98800928185e5f0f18 (patch) | |
| tree | 3864e6c4ce3c5fed8469bd0f47ee5209d284f2d7 /drivers/net/ethernet/ti/am65-cpsw-ethtool.c | |
| parent | f6bd59526ca527e203e3c6c2e62cda5a0fd5c1a2 (diff) | |
net: ethernet: ti: am65-cpsw-nuss: enable packet timestamping support
The MCU CPSW Common Platform Time Sync (CPTS) provides possibility to
timestamp TX PTP packets and all RX packets.
This enables corresponding support in TI AM65x/J721E MCU CPSW driver.
Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/ti/am65-cpsw-ethtool.c')
| -rw-r--r-- | drivers/net/ethernet/ti/am65-cpsw-ethtool.c | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/drivers/net/ethernet/ti/am65-cpsw-ethtool.c b/drivers/net/ethernet/ti/am65-cpsw-ethtool.c index c3502aa15ea0..23661a6ed426 100644 --- a/drivers/net/ethernet/ti/am65-cpsw-ethtool.c +++ b/drivers/net/ethernet/ti/am65-cpsw-ethtool.c @@ -12,6 +12,7 @@ #include "am65-cpsw-nuss.h" #include "cpsw_ale.h" +#include "am65-cpts.h" #define AM65_CPSW_REGDUMP_VER 0x1 @@ -694,6 +695,27 @@ static void am65_cpsw_get_ethtool_stats(struct net_device *ndev, hw_stats[i].offset); } +static int am65_cpsw_get_ethtool_ts_info(struct net_device *ndev, + struct ethtool_ts_info *info) +{ + struct am65_cpsw_common *common = am65_ndev_to_common(ndev); + + if (!IS_ENABLED(CONFIG_TI_K3_AM65_CPTS)) + return ethtool_op_get_ts_info(ndev, info); + + info->so_timestamping = + SOF_TIMESTAMPING_TX_HARDWARE | + SOF_TIMESTAMPING_TX_SOFTWARE | + SOF_TIMESTAMPING_RX_HARDWARE | + SOF_TIMESTAMPING_RX_SOFTWARE | + SOF_TIMESTAMPING_SOFTWARE | + SOF_TIMESTAMPING_RAW_HARDWARE; + info->phc_index = am65_cpts_phc_index(common->cpts); + info->tx_types = BIT(HWTSTAMP_TX_OFF) | BIT(HWTSTAMP_TX_ON); + info->rx_filters = BIT(HWTSTAMP_FILTER_NONE) | BIT(HWTSTAMP_FILTER_ALL); + return 0; +} + static u32 am65_cpsw_get_ethtool_priv_flags(struct net_device *ndev) { struct am65_cpsw_common *common = am65_ndev_to_common(ndev); @@ -730,7 +752,7 @@ const struct ethtool_ops am65_cpsw_ethtool_ops_slave = { .get_sset_count = am65_cpsw_get_sset_count, .get_strings = am65_cpsw_get_strings, .get_ethtool_stats = am65_cpsw_get_ethtool_stats, - .get_ts_info = ethtool_op_get_ts_info, + .get_ts_info = am65_cpsw_get_ethtool_ts_info, .get_priv_flags = am65_cpsw_get_ethtool_priv_flags, .set_priv_flags = am65_cpsw_set_ethtool_priv_flags, |