diff options
| -rw-r--r-- | drivers/net/ethernet/amazon/ena/ena_admin_defs.h | 8 | ||||
| -rw-r--r-- | drivers/net/ethernet/amazon/ena/ena_netdev.c | 48 | ||||
| -rw-r--r-- | drivers/net/ethernet/amazon/ena/ena_netdev.h | 1 |
3 files changed, 42 insertions, 15 deletions
diff --git a/drivers/net/ethernet/amazon/ena/ena_admin_defs.h b/drivers/net/ethernet/amazon/ena/ena_admin_defs.h index e1594d6d6789..5b6509d59716 100644 --- a/drivers/net/ethernet/amazon/ena/ena_admin_defs.h +++ b/drivers/net/ethernet/amazon/ena/ena_admin_defs.h @@ -873,6 +873,14 @@ struct ena_admin_aenq_link_change_desc { u32 flags; }; +struct ena_admin_aenq_keep_alive_desc { + struct ena_admin_aenq_common_desc aenq_common_desc; + + u32 rx_drops_low; + + u32 rx_drops_high; +}; + struct ena_admin_ena_mmio_req_read_less_resp { u16 req_id; diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c b/drivers/net/ethernet/amazon/ena/ena_netdev.c index d1aa7b63f797..54493e13dcaf 100644 --- a/drivers/net/ethernet/amazon/ena/ena_netdev.c +++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c @@ -2169,28 +2169,46 @@ static void ena_get_stats64(struct net_device *netdev, struct rtnl_link_stats64 *stats) { struct ena_adapter *adapter = netdev_priv(netdev); - struct ena_admin_basic_stats ena_stats; - int rc; + struct ena_ring *rx_ring, *tx_ring; + unsigned int start; + u64 rx_drops; + int i; if (!test_bit(ENA_FLAG_DEV_UP, &adapter->flags)) return; - rc = ena_com_get_dev_basic_stats(adapter->ena_dev, &ena_stats); - if (rc) - return; + for (i = 0; i < adapter->num_queues; i++) { + u64 bytes, packets; + + tx_ring = &adapter->tx_ring[i]; - stats->tx_bytes = ((u64)ena_stats.tx_bytes_high << 32) | - ena_stats.tx_bytes_low; - stats->rx_bytes = ((u64)ena_stats.rx_bytes_high << 32) | - ena_stats.rx_bytes_low; + do { + start = u64_stats_fetch_begin_irq(&tx_ring->syncp); + packets = tx_ring->tx_stats.cnt; + bytes = tx_ring->tx_stats.bytes; + } while (u64_stats_fetch_retry_irq(&tx_ring->syncp, start)); - stats->rx_packets = ((u64)ena_stats.rx_pkts_high << 32) | - ena_stats.rx_pkts_low; - stats->tx_packets = ((u64)ena_stats.tx_pkts_high << 32) | - ena_stats.tx_pkts_low; + stats->tx_packets += packets; + stats->tx_bytes += bytes; + + rx_ring = &adapter->rx_ring[i]; + + do { + start = u64_stats_fetch_begin_irq(&rx_ring->syncp); + packets = rx_ring->rx_stats.cnt; + bytes = rx_ring->rx_stats.bytes; + } while (u64_stats_fetch_retry_irq(&rx_ring->syncp, start)); + + stats->rx_packets += packets; + stats->rx_bytes += bytes; + } + + do { + start = u64_stats_fetch_begin_irq(&adapter->syncp); + rx_drops = adapter->dev_stats.rx_drops; + } while (u64_stats_fetch_retry_irq(&adapter->syncp, start)); - stats->rx_dropped = ((u64)ena_stats.rx_drops_high << 32) | - ena_stats.rx_drops_low; + stats->rx_dropped = rx_drops; stats->multicast = 0; stats->collisions = 0; diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.h b/drivers/net/ethernet/amazon/ena/ena_netdev.h index 69d7e9ed5bc8..f0ddc117d976 100644 --- a/drivers/net/ethernet/amazon/ena/ena_netdev.h +++ b/drivers/net/ethernet/amazon/ena/ena_netdev.h @@ -241,6 +241,7 @@ struct ena_stats_dev { u64 interface_up; u64 interface_down; u64 admin_q_pause; + u64 rx_drops; }; enum ena_flags_t { |