static void netdev_stats_update(struct be_adapter *adapter)
{
struct be_hw_stats *hw_stats = hw_stats_from_cmd(adapter->stats.cmd.va);
struct be_rxf_stats *rxf_stats = &hw_stats->rxf;
struct be_port_rxf_stats *port_stats =
&rxf_stats->port[adapter->port_num];
struct net_device_stats *dev_stats = &adapter->stats.net_stats;
dev_stats->rx_packets = port_stats->rx_total_frames;
dev_stats->tx_packets = port_stats->tx_unicastframes +
port_stats->tx_multicastframes + port_stats->tx_broadcastframes;
dev_stats->rx_bytes = (u64) port_stats->rx_bytes_msd << 32 |
(u64) port_stats->rx_bytes_lsd;
dev_stats->tx_bytes = (u64) port_stats->tx_bytes_msd << 32 |
(u64) port_stats->tx_bytes_lsd;
/* bad pkts received */
dev_stats->rx_errors = port_stats->rx_crc_errors +
port_stats->rx_alignment_symbol_errors +
port_stats->rx_in_range_errors +
port_stats->rx_out_range_errors + port_stats->rx_frame_too_long;
/* packet transmit problems */
dev_stats->tx_errors = 0;
/* no space in linux buffers */
dev_stats->rx_dropped = 0;
/* no space available in linux */
dev_stats->tx_dropped = 0;
dev_stats->multicast = port_stats->tx_multicastframes;
dev_stats->collisions = 0;
/* detailed rx errors */
dev_stats->rx_length_errors = port_stats->rx_in_range_errors +
port_stats->rx_out_range_errors + port_stats->rx_frame_too_long;
/* receive ring buffer overflow */
dev_stats->rx_over_errors = 0;
dev_stats->rx_crc_errors = port_stats->rx_crc_errors;
/* frame alignment errors */
dev_stats->rx_frame_errors = port_stats->rx_alignment_symbol_errors;
/* receiver fifo overrun */
/* drops_no_pbuf is no per i/f, it's per BE card */
dev_stats->rx_fifo_errors = port_stats->rx_fifo_overflow +
port_stats->rx_input_fifo_overflow +
rxf_stats->rx_drops_no_pbuf;
/* receiver missed packetd */
dev_stats->rx_missed_errors = 0;
/* detailed tx_errors */
dev_stats->tx_aborted_errors = 0;
dev_stats->tx_carrier_errors = 0;
dev_stats->tx_fifo_errors = 0;
dev_stats->tx_heartbeat_errors = 0;
dev_stats->tx_window_errors = 0;
}
static void
be_get_ethtool_stats(struct net_device *netdev,
struct ethtool_stats *stats, uint64_t *data)
{
struct be_adapter *adapter = netdev_priv(netdev);
struct be_drvr_stats *drvr_stats = &adapter->stats.drvr_stats;
struct be_hw_stats *hw_stats = hw_stats_from_cmd(adapter->stats.cmd.va);
struct be_rxf_stats *rxf_stats = &hw_stats->rxf;
struct be_port_rxf_stats *port_stats =
&rxf_stats->port[adapter->port_num];
struct net_device_stats *net_stats = &adapter->stats.net_stats;
struct be_erx_stats *erx_stats = &hw_stats->erx;
void *p = NULL;
int i;
for (i = 0; i < ETHTOOL_STATS_NUM; i++) {
switch (et_stats[i].type) {
case NETSTAT:
p = net_stats;
break;
case DRVSTAT:
p = drvr_stats;
break;
case PORTSTAT:
p = port_stats;
break;
case MISCSTAT:
p = rxf_stats;
break;
case ERXSTAT: /* Currently only one ERX stat is provided */
p = (u32 *)erx_stats + adapter->rx_obj.q.id;
break;
}
p = (u8 *)p + et_stats[i].offset;
data[i] = (et_stats[i].size == sizeof(u64)) ?
*(u64 *)p: *(u32 *)p;
}
return;
}
