diff options
Diffstat (limited to 'drivers/net/ethernet/sfc/ef100_nic.c')
| -rw-r--r-- | drivers/net/ethernet/sfc/ef100_nic.c | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/drivers/net/ethernet/sfc/ef100_nic.c b/drivers/net/ethernet/sfc/ef100_nic.c index 1953e16b2b96..c81da0b2f0c1 100644 --- a/drivers/net/ethernet/sfc/ef100_nic.c +++ b/drivers/net/ethernet/sfc/ef100_nic.c @@ -453,6 +453,171 @@ static int ef100_reset(struct efx_nic *efx, enum reset_type reset_type) return rc; } +static void ef100_common_stat_mask(unsigned long *mask) +{ + __set_bit(EF100_STAT_port_rx_packets, mask); + __set_bit(EF100_STAT_port_tx_packets, mask); + __set_bit(EF100_STAT_port_rx_bytes, mask); + __set_bit(EF100_STAT_port_tx_bytes, mask); + __set_bit(EF100_STAT_port_rx_multicast, mask); + __set_bit(EF100_STAT_port_rx_bad, mask); + __set_bit(EF100_STAT_port_rx_align_error, mask); + __set_bit(EF100_STAT_port_rx_overflow, mask); +} + +static void ef100_ethtool_stat_mask(unsigned long *mask) +{ + __set_bit(EF100_STAT_port_tx_pause, mask); + __set_bit(EF100_STAT_port_tx_unicast, mask); + __set_bit(EF100_STAT_port_tx_multicast, mask); + __set_bit(EF100_STAT_port_tx_broadcast, mask); + __set_bit(EF100_STAT_port_tx_lt64, mask); + __set_bit(EF100_STAT_port_tx_64, mask); + __set_bit(EF100_STAT_port_tx_65_to_127, mask); + __set_bit(EF100_STAT_port_tx_128_to_255, mask); + __set_bit(EF100_STAT_port_tx_256_to_511, mask); + __set_bit(EF100_STAT_port_tx_512_to_1023, mask); + __set_bit(EF100_STAT_port_tx_1024_to_15xx, mask); + __set_bit(EF100_STAT_port_tx_15xx_to_jumbo, mask); + __set_bit(EF100_STAT_port_rx_good, mask); + __set_bit(EF100_STAT_port_rx_pause, mask); + __set_bit(EF100_STAT_port_rx_unicast, mask); + __set_bit(EF100_STAT_port_rx_broadcast, mask); + __set_bit(EF100_STAT_port_rx_lt64, mask); + __set_bit(EF100_STAT_port_rx_64, mask); + __set_bit(EF100_STAT_port_rx_65_to_127, mask); + __set_bit(EF100_STAT_port_rx_128_to_255, mask); + __set_bit(EF100_STAT_port_rx_256_to_511, mask); + __set_bit(EF100_STAT_port_rx_512_to_1023, mask); + __set_bit(EF100_STAT_port_rx_1024_to_15xx, mask); + __set_bit(EF100_STAT_port_rx_15xx_to_jumbo, mask); + __set_bit(EF100_STAT_port_rx_gtjumbo, mask); + __set_bit(EF100_STAT_port_rx_bad_gtjumbo, mask); + __set_bit(EF100_STAT_port_rx_length_error, mask); + __set_bit(EF100_STAT_port_rx_nodesc_drops, mask); + __set_bit(GENERIC_STAT_rx_nodesc_trunc, mask); + __set_bit(GENERIC_STAT_rx_noskb_drops, mask); +} + +#define EF100_DMA_STAT(ext_name, mcdi_name) \ + [EF100_STAT_ ## ext_name] = \ + { #ext_name, 64, 8 * MC_CMD_MAC_ ## mcdi_name } + +static const struct efx_hw_stat_desc ef100_stat_desc[EF100_STAT_COUNT] = { + EF100_DMA_STAT(port_tx_bytes, TX_BYTES), + EF100_DMA_STAT(port_tx_packets, TX_PKTS), + EF100_DMA_STAT(port_tx_pause, TX_PAUSE_PKTS), + EF100_DMA_STAT(port_tx_unicast, TX_UNICAST_PKTS), + EF100_DMA_STAT(port_tx_multicast, TX_MULTICAST_PKTS), + EF100_DMA_STAT(port_tx_broadcast, TX_BROADCAST_PKTS), + EF100_DMA_STAT(port_tx_lt64, TX_LT64_PKTS), + EF100_DMA_STAT(port_tx_64, TX_64_PKTS), + EF100_DMA_STAT(port_tx_65_to_127, TX_65_TO_127_PKTS), + EF100_DMA_STAT(port_tx_128_to_255, TX_128_TO_255_PKTS), + EF100_DMA_STAT(port_tx_256_to_511, TX_256_TO_511_PKTS), + EF100_DMA_STAT(port_tx_512_to_1023, TX_512_TO_1023_PKTS), + EF100_DMA_STAT(port_tx_1024_to_15xx, TX_1024_TO_15XX_PKTS), + EF100_DMA_STAT(port_tx_15xx_to_jumbo, TX_15XX_TO_JUMBO_PKTS), + EF100_DMA_STAT(port_rx_bytes, RX_BYTES), + EF100_DMA_STAT(port_rx_packets, RX_PKTS), + EF100_DMA_STAT(port_rx_good, RX_GOOD_PKTS), + EF100_DMA_STAT(port_rx_bad, RX_BAD_FCS_PKTS), + EF100_DMA_STAT(port_rx_pause, RX_PAUSE_PKTS), + EF100_DMA_STAT(port_rx_unicast, RX_UNICAST_PKTS), + EF100_DMA_STAT(port_rx_multicast, RX_MULTICAST_PKTS), + EF100_DMA_STAT(port_rx_broadcast, RX_BROADCAST_PKTS), + EF100_DMA_STAT(port_rx_lt64, RX_UNDERSIZE_PKTS), + EF100_DMA_STAT(port_rx_64, RX_64_PKTS), + EF100_DMA_STAT(port_rx_65_to_127, RX_65_TO_127_PKTS), + EF100_DMA_STAT(port_rx_128_to_255, RX_128_TO_255_PKTS), + EF100_DMA_STAT(port_rx_256_to_511, RX_256_TO_511_PKTS), + EF100_DMA_STAT(port_rx_512_to_1023, RX_512_TO_1023_PKTS), + EF100_DMA_STAT(port_rx_1024_to_15xx, RX_1024_TO_15XX_PKTS), + EF100_DMA_STAT(port_rx_15xx_to_jumbo, RX_15XX_TO_JUMBO_PKTS), + EF100_DMA_STAT(port_rx_gtjumbo, RX_GTJUMBO_PKTS), + EF100_DMA_STAT(port_rx_bad_gtjumbo, RX_JABBER_PKTS), + EF100_DMA_STAT(port_rx_align_error, RX_ALIGN_ERROR_PKTS), + EF100_DMA_STAT(port_rx_length_error, RX_LENGTH_ERROR_PKTS), + EF100_DMA_STAT(port_rx_overflow, RX_OVERFLOW_PKTS), + EF100_DMA_STAT(port_rx_nodesc_drops, RX_NODESC_DROPS), + EFX_GENERIC_SW_STAT(rx_nodesc_trunc), + EFX_GENERIC_SW_STAT(rx_noskb_drops), +}; + +static size_t ef100_describe_stats(struct efx_nic *efx, u8 *names) +{ + DECLARE_BITMAP(mask, EF100_STAT_COUNT) = {}; + + ef100_ethtool_stat_mask(mask); + return efx_nic_describe_stats(ef100_stat_desc, EF100_STAT_COUNT, + mask, names); +} + +static size_t ef100_update_stats_common(struct efx_nic *efx, u64 *full_stats, + struct rtnl_link_stats64 *core_stats) +{ + struct ef100_nic_data *nic_data = efx->nic_data; + DECLARE_BITMAP(mask, EF100_STAT_COUNT) = {}; + size_t stats_count = 0, index; + u64 *stats = nic_data->stats; + + ef100_ethtool_stat_mask(mask); + + if (full_stats) { + for_each_set_bit(index, mask, EF100_STAT_COUNT) { + if (ef100_stat_desc[index].name) { + *full_stats++ = stats[index]; + ++stats_count; + } + } + } + + if (!core_stats) + return stats_count; + + core_stats->rx_packets = stats[EF100_STAT_port_rx_packets]; + core_stats->tx_packets = stats[EF100_STAT_port_tx_packets]; + core_stats->rx_bytes = stats[EF100_STAT_port_rx_bytes]; + core_stats->tx_bytes = stats[EF100_STAT_port_tx_bytes]; + core_stats->rx_dropped = stats[EF100_STAT_port_rx_nodesc_drops] + + stats[GENERIC_STAT_rx_nodesc_trunc] + + stats[GENERIC_STAT_rx_noskb_drops]; + core_stats->multicast = stats[EF100_STAT_port_rx_multicast]; + core_stats->rx_length_errors = + stats[EF100_STAT_port_rx_gtjumbo] + + stats[EF100_STAT_port_rx_length_error]; + core_stats->rx_crc_errors = stats[EF100_STAT_port_rx_bad]; + core_stats->rx_frame_errors = + stats[EF100_STAT_port_rx_align_error]; + core_stats->rx_fifo_errors = stats[EF100_STAT_port_rx_overflow]; + core_stats->rx_errors = (core_stats->rx_length_errors + + core_stats->rx_crc_errors + + core_stats->rx_frame_errors); + + return stats_count; +} + +static size_t ef100_update_stats(struct efx_nic *efx, + u64 *full_stats, + struct rtnl_link_stats64 *core_stats) +{ + __le64 *mc_stats = kmalloc(array_size(efx->num_mac_stats, sizeof(__le64)), GFP_ATOMIC); + struct ef100_nic_data *nic_data = efx->nic_data; + DECLARE_BITMAP(mask, EF100_STAT_COUNT) = {}; + u64 *stats = nic_data->stats; + + ef100_common_stat_mask(mask); + ef100_ethtool_stat_mask(mask); + + efx_nic_copy_stats(efx, mc_stats); + efx_nic_update_stats(ef100_stat_desc, EF100_STAT_COUNT, mask, + stats, mc_stats, false); + + kfree(mc_stats); + + return ef100_update_stats_common(efx, full_stats, core_stats); +} + static int efx_ef100_get_phys_port_id(struct efx_nic *efx, struct netdev_phys_item_id *ppid) { @@ -557,6 +722,11 @@ const struct efx_nic_type ef100_pf_nic_type = { .rx_restore_rss_contexts = efx_mcdi_rx_restore_rss_contexts, .reconfigure_mac = ef100_reconfigure_mac, + .describe_stats = ef100_describe_stats, + .start_stats = efx_mcdi_mac_start_stats, + .update_stats = ef100_update_stats, + .pull_stats = efx_mcdi_mac_pull_stats, + .stop_stats = efx_mcdi_mac_stop_stats, /* Per-type bar/size configuration not used on ef100. Location of * registers is defined by extended capabilities. |