diff options
Diffstat (limited to 'drivers/net')
-rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/spectrum.c | 23 | ||||
-rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/spectrum.h | 11 | ||||
-rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/spectrum_ptp.c | 67 | ||||
-rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/spectrum_ptp.h | 32 |
4 files changed, 132 insertions, 1 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c index dd3ae46e5eca..91e4792bb7e7 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c @@ -175,6 +175,10 @@ struct mlxsw_sp_ptp_ops { void (*shaper_work)(struct work_struct *work); int (*get_ts_info)(struct mlxsw_sp *mlxsw_sp, struct ethtool_ts_info *info); + int (*get_stats_count)(void); + void (*get_stats_strings)(u8 **p); + void (*get_stats)(struct mlxsw_sp_port *mlxsw_sp_port, + u64 *data, int data_index); }; static int mlxsw_sp_component_query(struct mlxfw_dev *mlxfw_dev, @@ -2329,6 +2333,7 @@ static void mlxsw_sp_port_get_tc_strings(u8 **p, int tc) static void mlxsw_sp_port_get_strings(struct net_device *dev, u32 stringset, u8 *data) { + struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); u8 *p = data; int i; @@ -2370,6 +2375,7 @@ static void mlxsw_sp_port_get_strings(struct net_device *dev, for (i = 0; i < TC_MAX_QUEUE; i++) mlxsw_sp_port_get_tc_strings(&p, i); + mlxsw_sp_port->mlxsw_sp->ptp_ops->get_stats_strings(&p); break; } } @@ -2464,6 +2470,7 @@ static void __mlxsw_sp_port_get_stats(struct net_device *dev, static void mlxsw_sp_port_get_stats(struct net_device *dev, struct ethtool_stats *stats, u64 *data) { + struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); int i, data_index = 0; /* IEEE 802.3 Counters */ @@ -2504,13 +2511,21 @@ static void mlxsw_sp_port_get_stats(struct net_device *dev, data, data_index); data_index += MLXSW_SP_PORT_HW_TC_STATS_LEN; } + + /* PTP counters */ + mlxsw_sp_port->mlxsw_sp->ptp_ops->get_stats(mlxsw_sp_port, + data, data_index); + data_index += mlxsw_sp_port->mlxsw_sp->ptp_ops->get_stats_count(); } static int mlxsw_sp_port_get_sset_count(struct net_device *dev, int sset) { + struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev); + switch (sset) { case ETH_SS_STATS: - return MLXSW_SP_PORT_ETHTOOL_STATS_LEN; + return MLXSW_SP_PORT_ETHTOOL_STATS_LEN + + mlxsw_sp_port->mlxsw_sp->ptp_ops->get_stats_count(); default: return -EOPNOTSUPP; } @@ -4643,6 +4658,9 @@ static const struct mlxsw_sp_ptp_ops mlxsw_sp1_ptp_ops = { .hwtstamp_set = mlxsw_sp1_ptp_hwtstamp_set, .shaper_work = mlxsw_sp1_ptp_shaper_work, .get_ts_info = mlxsw_sp1_ptp_get_ts_info, + .get_stats_count = mlxsw_sp1_get_stats_count, + .get_stats_strings = mlxsw_sp1_get_stats_strings, + .get_stats = mlxsw_sp1_get_stats, }; static const struct mlxsw_sp_ptp_ops mlxsw_sp2_ptp_ops = { @@ -4656,6 +4674,9 @@ static const struct mlxsw_sp_ptp_ops mlxsw_sp2_ptp_ops = { .hwtstamp_set = mlxsw_sp2_ptp_hwtstamp_set, .shaper_work = mlxsw_sp2_ptp_shaper_work, .get_ts_info = mlxsw_sp2_ptp_get_ts_info, + .get_stats_count = mlxsw_sp2_get_stats_count, + .get_stats_strings = mlxsw_sp2_get_stats_strings, + .get_stats = mlxsw_sp2_get_stats, }; static int mlxsw_sp_netdevice_event(struct notifier_block *unused, diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h index 12f14a42b43a..b2a0028b1694 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h @@ -225,6 +225,16 @@ struct mlxsw_sp_port_xstats { u64 tx_packets[IEEE_8021QAZ_MAX_TCS]; }; +struct mlxsw_sp_ptp_port_dir_stats { + u64 packets; + u64 timestamps; +}; + +struct mlxsw_sp_ptp_port_stats { + struct mlxsw_sp_ptp_port_dir_stats rx_gcd; + struct mlxsw_sp_ptp_port_dir_stats tx_gcd; +}; + struct mlxsw_sp_port { struct net_device *dev; struct mlxsw_sp_port_pcpu_stats __percpu *pcpu_stats; @@ -271,6 +281,7 @@ struct mlxsw_sp_port { struct hwtstamp_config hwtstamp_config; u16 ing_types; u16 egr_types; + struct mlxsw_sp_ptp_port_stats stats; } ptp; }; diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_ptp.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_ptp.c index 38bb1cfe4e8c..ec2ff3d7f41c 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_ptp.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_ptp.c @@ -630,6 +630,8 @@ static void mlxsw_sp1_ptp_ht_gc_collect(struct mlxsw_sp_ptp_state *ptp_state, struct mlxsw_sp1_ptp_unmatched *unmatched) { + struct mlxsw_sp_ptp_port_dir_stats *stats; + struct mlxsw_sp_port *mlxsw_sp_port; int err; /* If an unmatched entry has an SKB, it has to be handed over to the @@ -650,6 +652,17 @@ mlxsw_sp1_ptp_ht_gc_collect(struct mlxsw_sp_ptp_state *ptp_state, /* The packet was matched with timestamp during the walk. */ goto out; + mlxsw_sp_port = ptp_state->mlxsw_sp->ports[unmatched->key.local_port]; + if (mlxsw_sp_port) { + stats = unmatched->key.ingress ? + &mlxsw_sp_port->ptp.stats.rx_gcd : + &mlxsw_sp_port->ptp.stats.tx_gcd; + if (unmatched->skb) + stats->packets++; + else + stats->timestamps++; + } + /* mlxsw_sp1_ptp_unmatched_finish() invokes netif_receive_skb(). While * the comment at that function states that it can only be called in * soft IRQ context, this pattern of local_bh_disable() + @@ -1098,3 +1111,57 @@ int mlxsw_sp1_ptp_get_ts_info(struct mlxsw_sp *mlxsw_sp, return 0; } + +struct mlxsw_sp_ptp_port_stat { + char str[ETH_GSTRING_LEN]; + ptrdiff_t offset; +}; + +#define MLXSW_SP_PTP_PORT_STAT(NAME, FIELD) \ + { \ + .str = NAME, \ + .offset = offsetof(struct mlxsw_sp_ptp_port_stats, \ + FIELD), \ + } + +static const struct mlxsw_sp_ptp_port_stat mlxsw_sp_ptp_port_stats[] = { + MLXSW_SP_PTP_PORT_STAT("ptp_rx_gcd_packets", rx_gcd.packets), + MLXSW_SP_PTP_PORT_STAT("ptp_rx_gcd_timestamps", rx_gcd.timestamps), + MLXSW_SP_PTP_PORT_STAT("ptp_tx_gcd_packets", tx_gcd.packets), + MLXSW_SP_PTP_PORT_STAT("ptp_tx_gcd_timestamps", tx_gcd.timestamps), +}; + +#undef MLXSW_SP_PTP_PORT_STAT + +#define MLXSW_SP_PTP_PORT_STATS_LEN \ + ARRAY_SIZE(mlxsw_sp_ptp_port_stats) + +int mlxsw_sp1_get_stats_count(void) +{ + return MLXSW_SP_PTP_PORT_STATS_LEN; +} + +void mlxsw_sp1_get_stats_strings(u8 **p) +{ + int i; + + for (i = 0; i < MLXSW_SP_PTP_PORT_STATS_LEN; i++) { + memcpy(*p, mlxsw_sp_ptp_port_stats[i].str, + ETH_GSTRING_LEN); + *p += ETH_GSTRING_LEN; + } +} + +void mlxsw_sp1_get_stats(struct mlxsw_sp_port *mlxsw_sp_port, + u64 *data, int data_index) +{ + void *stats = &mlxsw_sp_port->ptp.stats; + ptrdiff_t offset; + int i; + + data += data_index; + for (i = 0; i < MLXSW_SP_PTP_PORT_STATS_LEN; i++) { + offset = mlxsw_sp_ptp_port_stats[i].offset; + *data++ = *(u64 *)(stats + offset); + } +} diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_ptp.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum_ptp.h index 72e55f6926b9..8c386571afce 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_ptp.h +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_ptp.h @@ -59,6 +59,11 @@ void mlxsw_sp1_ptp_shaper_work(struct work_struct *work); int mlxsw_sp1_ptp_get_ts_info(struct mlxsw_sp *mlxsw_sp, struct ethtool_ts_info *info); +int mlxsw_sp1_get_stats_count(void); +void mlxsw_sp1_get_stats_strings(u8 **p); +void mlxsw_sp1_get_stats(struct mlxsw_sp_port *mlxsw_sp_port, + u64 *data, int data_index); + #else static inline struct mlxsw_sp_ptp_clock * @@ -125,6 +130,19 @@ static inline int mlxsw_sp1_ptp_get_ts_info(struct mlxsw_sp *mlxsw_sp, return mlxsw_sp_ptp_get_ts_info_noptp(info); } +static inline int mlxsw_sp1_get_stats_count(void) +{ + return 0; +} + +static inline void mlxsw_sp1_get_stats_strings(u8 **p) +{ +} + +static inline void mlxsw_sp1_get_stats(struct mlxsw_sp_port *mlxsw_sp_port, + u64 *data, int data_index) +{ +} #endif static inline struct mlxsw_sp_ptp_clock * @@ -183,4 +201,18 @@ static inline int mlxsw_sp2_ptp_get_ts_info(struct mlxsw_sp *mlxsw_sp, return mlxsw_sp_ptp_get_ts_info_noptp(info); } +static inline int mlxsw_sp2_get_stats_count(void) +{ + return 0; +} + +static inline void mlxsw_sp2_get_stats_strings(u8 **p) +{ +} + +static inline void mlxsw_sp2_get_stats(struct mlxsw_sp_port *mlxsw_sp_port, + u64 *data, int data_index) +{ +} + #endif |