From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sabrina Dubroca Subject: [PATCH 4/5] alx: add alx_get_stats operation Date: Thu, 2 Jan 2014 00:40:27 +0100 Message-ID: <1388619628-3373-5-git-send-email-sd@queasysnail.net> References: <1388619628-3373-1-git-send-email-sd@queasysnail.net> Cc: johannes@sipsolutions.net, netdev@vger.kernel.org, Sabrina Dubroca To: davem@davemloft.net Return-path: Received: from smtp6-g21.free.fr ([212.27.42.6]:55164 "EHLO smtp6-g21.free.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754769AbaAAXog (ORCPT ); Wed, 1 Jan 2014 18:44:36 -0500 In-Reply-To: <1388619628-3373-1-git-send-email-sd@queasysnail.net> Sender: netdev-owner@vger.kernel.org List-ID: Signed-off-by: Sabrina Dubroca --- drivers/net/ethernet/atheros/alx/alx.h | 3 +++ drivers/net/ethernet/atheros/alx/main.c | 44 +++++++++++++++++++++++++++++++++ 2 files changed, 47 insertions(+) diff --git a/drivers/net/ethernet/atheros/alx/alx.h b/drivers/net/ethernet/atheros/alx/alx.h index d71103d..8fc93c5 100644 --- a/drivers/net/ethernet/atheros/alx/alx.h +++ b/drivers/net/ethernet/atheros/alx/alx.h @@ -106,6 +106,9 @@ struct alx_priv { u16 msg_enable; bool msi; + + /* protects hw.stats */ + spinlock_t stats_lock; }; extern const struct ethtool_ops alx_ethtool_ops; diff --git a/drivers/net/ethernet/atheros/alx/main.c b/drivers/net/ethernet/atheros/alx/main.c index c3c4c26..d825e38 100644 --- a/drivers/net/ethernet/atheros/alx/main.c +++ b/drivers/net/ethernet/atheros/alx/main.c @@ -1166,10 +1166,54 @@ static void alx_poll_controller(struct net_device *netdev) } #endif +static struct net_device_stats *alx_get_stats(struct net_device *netdev) +{ + struct alx_priv *alx = netdev_priv(netdev); + struct net_device_stats *net_stats = &netdev->stats; + struct alx_hw_stats *hw_stats = &alx->hw.stats; + + spin_lock(&alx->stats_lock); + + __alx_update_hw_stats(&alx->hw); + + net_stats->tx_packets = hw_stats->tx_ok; + net_stats->tx_bytes = hw_stats->tx_byte_cnt; + net_stats->rx_packets = hw_stats->rx_ok; + net_stats->rx_bytes = hw_stats->rx_byte_cnt; + net_stats->multicast = hw_stats->rx_mcast; + net_stats->collisions = hw_stats->tx_single_col + + hw_stats->tx_multi_col * 2 + + hw_stats->tx_late_col + hw_stats->tx_abort_col; + + net_stats->rx_errors = hw_stats->rx_frag + hw_stats->rx_fcs_err + + hw_stats->rx_len_err + hw_stats->rx_ov_sz + + hw_stats->rx_ov_rrd + hw_stats->rx_align_err; + + net_stats->rx_fifo_errors = hw_stats->rx_ov_rxf; + net_stats->rx_length_errors = hw_stats->rx_len_err; + net_stats->rx_crc_errors = hw_stats->rx_fcs_err; + net_stats->rx_frame_errors = hw_stats->rx_align_err; + net_stats->rx_over_errors = hw_stats->rx_ov_rrd + hw_stats->rx_ov_rxf; + + net_stats->rx_missed_errors = hw_stats->rx_ov_rrd + hw_stats->rx_ov_rxf; + + net_stats->tx_errors = hw_stats->tx_late_col + hw_stats->tx_abort_col + + hw_stats->tx_underrun + hw_stats->tx_trunc; + + net_stats->tx_aborted_errors = hw_stats->tx_abort_col; + net_stats->tx_fifo_errors = hw_stats->tx_underrun; + net_stats->tx_window_errors = hw_stats->tx_late_col; + + spin_unlock(&alx->stats_lock); + + return net_stats; +} + static const struct net_device_ops alx_netdev_ops = { .ndo_open = alx_open, .ndo_stop = alx_stop, .ndo_start_xmit = alx_start_xmit, + .ndo_get_stats = alx_get_stats, .ndo_set_rx_mode = alx_set_rx_mode, .ndo_validate_addr = eth_validate_addr, .ndo_set_mac_address = alx_set_mac_address, -- 1.8.5.2