[BNX2X]: correct statistics

Errors were summed improperly, some stats were missing.

Signed-off-by: Eliezer Tamir <eliezert@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 81 insertions, 83 deletions

diff --git a/drivers/net/bnx2x.c b/drivers/net/bnx2x.c
index 103d3e0f24ba..a35feee513db 100644
--- a/drivers/net/bnx2x.c
+++ b/drivers/net/bnx2x.c
@@ -4972,39 +4972,37 @@ static void bnx2x_update_net_stats(struct bnx2x *bp)
 
         nstats->rx_bytes = bnx2x_hilo(&estats->total_bytes_received_hi);
 
-        nstats->tx_bytes =
-                bnx2x_hilo(&estats->total_bytes_transmitted_hi);
+        nstats->tx_bytes = bnx2x_hilo(&estats->total_bytes_transmitted_hi);
 
-        nstats->rx_dropped = estats->checksum_discard +
-                                   estats->mac_discard;
+        nstats->rx_dropped = estats->checksum_discard + estats->mac_discard;
         nstats->tx_dropped = 0;
 
         nstats->multicast =
                 bnx2x_hilo(&estats->total_multicast_packets_transmitted_hi);
 
-        nstats->collisions =
-                estats->single_collision_transmit_frames +
-                estats->multiple_collision_transmit_frames +
-                estats->late_collision_frames +
-                estats->excessive_collision_frames;
+        nstats->collisions = estats->single_collision_transmit_frames +
+                             estats->multiple_collision_transmit_frames +
+                             estats->late_collision_frames +
+                             estats->excessive_collision_frames;
 
         nstats->rx_length_errors = estats->runt_packets_received +
                                    estats->jabber_packets_received;
-        nstats->rx_over_errors = estats->no_buff_discard;
+        nstats->rx_over_errors = estats->brb_discard +
+                                 estats->brb_truncate_discard;
         nstats->rx_crc_errors = estats->crc_receive_errors;
         nstats->rx_frame_errors = estats->alignment_errors;
-        nstats->rx_fifo_errors = estats->brb_discard +
-                                       estats->brb_truncate_discard;
+        nstats->rx_fifo_errors = estats->no_buff_discard;
         nstats->rx_missed_errors = estats->xxoverflow_discard;
 
         nstats->rx_errors = nstats->rx_length_errors +
                             nstats->rx_over_errors +
                             nstats->rx_crc_errors +
                             nstats->rx_frame_errors +
-                            nstats->rx_fifo_errors;
+                            nstats->rx_fifo_errors +
+                            nstats->rx_missed_errors;
 
         nstats->tx_aborted_errors = estats->late_collision_frames +
-                                          estats->excessive_collision_frames;
+                                    estats->excessive_collision_frames;
         nstats->tx_carrier_errors = estats->false_carrier_detections;
         nstats->tx_fifo_errors = 0;
         nstats->tx_heartbeat_errors = 0;
@@ -8755,81 +8753,87 @@ static void bnx2x_self_test(struct net_device *dev,
 static struct {
         char string[ETH_GSTRING_LEN];
 } bnx2x_stats_str_arr[BNX2X_NUM_STATS] = {
-        { "rx_bytes"},                           /*  0 */
-        { "rx_error_bytes"},                     /*  1 */
-        { "tx_bytes"},                           /*  2 */
-        { "tx_error_bytes"},                     /*  3 */
-        { "rx_ucast_packets"},                   /*  4 */
-        { "rx_mcast_packets"},                   /*  5 */
-        { "rx_bcast_packets"},                   /*  6 */
-        { "tx_ucast_packets"},                   /*  7 */
-        { "tx_mcast_packets"},                   /*  8 */
-        { "tx_bcast_packets"},                   /*  9 */
-        { "tx_mac_errors"},                      /* 10 */
-        { "tx_carrier_errors"},                  /* 11 */
-        { "rx_crc_errors"},                      /* 12 */
-        { "rx_align_errors"},                    /* 13 */
-        { "tx_single_collisions"},               /* 14 */
-        { "tx_multi_collisions"},                /* 15 */
-        { "tx_deferred"},                        /* 16 */
-        { "tx_excess_collisions"},               /* 17 */
-        { "tx_late_collisions"},                 /* 18 */
-        { "tx_total_collisions"},                /* 19 */
-        { "rx_fragments"},                       /* 20 */
-        { "rx_jabbers"},                         /* 21 */
-        { "rx_undersize_packets"},               /* 22 */
-        { "rx_oversize_packets"},                /* 23 */
-        { "rx_xon_frames"},                      /* 24 */
-        { "rx_xoff_frames"},                     /* 25 */
-        { "tx_xon_frames"},                      /* 26 */
-        { "tx_xoff_frames"},                     /* 27 */
-        { "rx_mac_ctrl_frames"},                 /* 28 */
-        { "rx_filtered_packets"},                /* 29 */
-        { "rx_discards"},                        /* 30 */
+        { "rx_bytes"},
+        { "rx_error_bytes"},
+        { "tx_bytes"},
+        { "tx_error_bytes"},
+        { "rx_ucast_packets"},
+        { "rx_mcast_packets"},
+        { "rx_bcast_packets"},
+        { "tx_ucast_packets"},
+        { "tx_mcast_packets"},
+        { "tx_bcast_packets"},
+        { "tx_mac_errors"},     /* 10 */
+        { "tx_carrier_errors"},
+        { "rx_crc_errors"},
+        { "rx_align_errors"},
+        { "tx_single_collisions"},
+        { "tx_multi_collisions"},
+        { "tx_deferred"},
+        { "tx_excess_collisions"},
+        { "tx_late_collisions"},
+        { "tx_total_collisions"},
+        { "rx_fragments"},      /* 20 */
+        { "rx_jabbers"},
+        { "rx_undersize_packets"},
+        { "rx_oversize_packets"},
+        { "rx_xon_frames"},
+        { "rx_xoff_frames"},
+        { "tx_xon_frames"},
+        { "tx_xoff_frames"},
+        { "rx_mac_ctrl_frames"},
+        { "rx_filtered_packets"},
+        { "rx_discards"},       /* 30 */
+        { "brb_discard"},
+        { "brb_truncate"},
+        { "xxoverflow"}
 };
 
 #define STATS_OFFSET32(offset_name) \
         (offsetof(struct bnx2x_eth_stats, offset_name) / 4)
 
 static unsigned long bnx2x_stats_offset_arr[BNX2X_NUM_STATS] = {
-        STATS_OFFSET32(total_bytes_received_hi),                     /*  0 */
-        STATS_OFFSET32(stat_IfHCInBadOctets_hi),                     /*  1 */
-        STATS_OFFSET32(total_bytes_transmitted_hi),                  /*  2 */
-        STATS_OFFSET32(stat_IfHCOutBadOctets_hi),                    /*  3 */
-        STATS_OFFSET32(total_unicast_packets_received_hi),           /*  4 */
-        STATS_OFFSET32(total_multicast_packets_received_hi),         /*  5 */
-        STATS_OFFSET32(total_broadcast_packets_received_hi),         /*  6 */
-        STATS_OFFSET32(total_unicast_packets_transmitted_hi),        /*  7 */
-        STATS_OFFSET32(total_multicast_packets_transmitted_hi),      /*  8 */
-        STATS_OFFSET32(total_broadcast_packets_transmitted_hi),      /*  9 */
-        STATS_OFFSET32(stat_Dot3statsInternalMacTransmitErrors),     /* 10 */
-        STATS_OFFSET32(stat_Dot3StatsCarrierSenseErrors),            /* 11 */
-        STATS_OFFSET32(crc_receive_errors),                          /* 12 */
-        STATS_OFFSET32(alignment_errors),                            /* 13 */
-        STATS_OFFSET32(single_collision_transmit_frames),            /* 14 */
-        STATS_OFFSET32(multiple_collision_transmit_frames),          /* 15 */
-        STATS_OFFSET32(stat_Dot3StatsDeferredTransmissions),         /* 16 */
-        STATS_OFFSET32(excessive_collision_frames),                  /* 17 */
-        STATS_OFFSET32(late_collision_frames),                       /* 18 */
-        STATS_OFFSET32(number_of_bugs_found_in_stats_spec),          /* 19 */
-        STATS_OFFSET32(runt_packets_received),                       /* 20 */
-        STATS_OFFSET32(jabber_packets_received),                     /* 21 */
-        STATS_OFFSET32(error_runt_packets_received),                 /* 22 */
-        STATS_OFFSET32(error_jabber_packets_received),               /* 23 */
-        STATS_OFFSET32(pause_xon_frames_received),                   /* 24 */
-        STATS_OFFSET32(pause_xoff_frames_received),                  /* 25 */
-        STATS_OFFSET32(pause_xon_frames_transmitted),                /* 26 */
-        STATS_OFFSET32(pause_xoff_frames_transmitted),               /* 27 */
-        STATS_OFFSET32(control_frames_received),                     /* 28 */
-        STATS_OFFSET32(mac_filter_discard),                          /* 29 */
-        STATS_OFFSET32(no_buff_discard),                             /* 30 */
+        STATS_OFFSET32(total_bytes_received_hi),
+        STATS_OFFSET32(stat_IfHCInBadOctets_hi),
+        STATS_OFFSET32(total_bytes_transmitted_hi),
+        STATS_OFFSET32(stat_IfHCOutBadOctets_hi),
+        STATS_OFFSET32(total_unicast_packets_received_hi),
+        STATS_OFFSET32(total_multicast_packets_received_hi),
+        STATS_OFFSET32(total_broadcast_packets_received_hi),
+        STATS_OFFSET32(total_unicast_packets_transmitted_hi),
+        STATS_OFFSET32(total_multicast_packets_transmitted_hi),
+        STATS_OFFSET32(total_broadcast_packets_transmitted_hi),
+        STATS_OFFSET32(stat_Dot3statsInternalMacTransmitErrors), /* 10 */
+        STATS_OFFSET32(stat_Dot3StatsCarrierSenseErrors),
+        STATS_OFFSET32(crc_receive_errors),
+        STATS_OFFSET32(alignment_errors),
+        STATS_OFFSET32(single_collision_transmit_frames),
+        STATS_OFFSET32(multiple_collision_transmit_frames),
+        STATS_OFFSET32(stat_Dot3StatsDeferredTransmissions),
+        STATS_OFFSET32(excessive_collision_frames),
+        STATS_OFFSET32(late_collision_frames),
+        STATS_OFFSET32(number_of_bugs_found_in_stats_spec),
+        STATS_OFFSET32(runt_packets_received),                  /* 20 */
+        STATS_OFFSET32(jabber_packets_received),
+        STATS_OFFSET32(error_runt_packets_received),
+        STATS_OFFSET32(error_jabber_packets_received),
+        STATS_OFFSET32(pause_xon_frames_received),
+        STATS_OFFSET32(pause_xoff_frames_received),
+        STATS_OFFSET32(pause_xon_frames_transmitted),
+        STATS_OFFSET32(pause_xoff_frames_transmitted),
+        STATS_OFFSET32(control_frames_received),
+        STATS_OFFSET32(mac_filter_discard),
+        STATS_OFFSET32(no_buff_discard),                        /* 30 */
+        STATS_OFFSET32(brb_discard),
+        STATS_OFFSET32(brb_truncate_discard),
+        STATS_OFFSET32(xxoverflow_discard)
 };
 
 static u8 bnx2x_stats_len_arr[BNX2X_NUM_STATS] = {
         8, 0, 8, 0, 8, 8, 8, 8, 8, 8,
         4, 0, 4, 4, 4, 4, 4, 4, 4, 4,
         4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
-        4,
+        4, 4, 4, 4
 };
 
 static void bnx2x_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
@@ -9372,11 +9376,6 @@ static int bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev)
         return NETDEV_TX_OK;
 }
 
-static struct net_device_stats *bnx2x_get_stats(struct net_device *dev)
-{
-        return &dev->stats;
-}
-
 /* Called with rtnl_lock */
 static int bnx2x_open(struct net_device *dev)
 {
@@ -9784,7 +9783,6 @@ static int __devinit bnx2x_init_one(struct pci_dev *pdev,
         dev->hard_start_xmit = bnx2x_start_xmit;
         dev->watchdog_timeo = TX_TIMEOUT;
 
-        dev->get_stats = bnx2x_get_stats;
         dev->ethtool_ops = &bnx2x_ethtool_ops;
         dev->open = bnx2x_open;
         dev->stop = bnx2x_close;