diff options
Diffstat (limited to 'drivers/net/benet/be_main.c')
| -rw-r--r-- | drivers/net/benet/be_main.c | 263 |
1 files changed, 84 insertions, 179 deletions
diff --git a/drivers/net/benet/be_main.c b/drivers/net/benet/be_main.c index c411bb1845fd..9cfbfdfb3674 100644 --- a/drivers/net/benet/be_main.c +++ b/drivers/net/benet/be_main.c @@ -245,14 +245,14 @@ netdev_addr: static void populate_be2_stats(struct be_adapter *adapter) { - - struct be_drv_stats *drvs = &adapter->drv_stats; - struct be_pmem_stats *pmem_sts = be_pmem_stats_from_cmd(adapter); + struct be_hw_stats_v0 *hw_stats = hw_stats_from_cmd(adapter); + struct be_pmem_stats *pmem_sts = &hw_stats->pmem; + struct be_rxf_stats_v0 *rxf_stats = &hw_stats->rxf; struct be_port_rxf_stats_v0 *port_stats = - be_port_rxf_stats_from_cmd(adapter); - struct be_rxf_stats_v0 *rxf_stats = - be_rxf_stats_from_cmd(adapter); + &rxf_stats->port[adapter->port_num]; + struct be_drv_stats *drvs = &adapter->drv_stats; + be_dws_le_to_cpu(hw_stats, sizeof(*hw_stats)); drvs->rx_pause_frames = port_stats->rx_pause_frames; drvs->rx_crc_errors = port_stats->rx_crc_errors; drvs->rx_control_frames = port_stats->rx_control_frames; @@ -267,12 +267,10 @@ static void populate_be2_stats(struct be_adapter *adapter) drvs->rx_dropped_too_small = port_stats->rx_dropped_too_small; drvs->rx_dropped_too_short = port_stats->rx_dropped_too_short; drvs->rx_out_range_errors = port_stats->rx_out_range_errors; - drvs->rx_input_fifo_overflow_drop = - port_stats->rx_input_fifo_overflow; + drvs->rx_input_fifo_overflow_drop = port_stats->rx_input_fifo_overflow; drvs->rx_dropped_header_too_small = port_stats->rx_dropped_header_too_small; - drvs->rx_address_match_errors = - port_stats->rx_address_match_errors; + drvs->rx_address_match_errors = port_stats->rx_address_match_errors; drvs->rx_alignment_symbol_errors = port_stats->rx_alignment_symbol_errors; @@ -280,36 +278,30 @@ static void populate_be2_stats(struct be_adapter *adapter) drvs->tx_controlframes = port_stats->tx_controlframes; if (adapter->port_num) - drvs->jabber_events = - rxf_stats->port1_jabber_events; + drvs->jabber_events = rxf_stats->port1_jabber_events; else - drvs->jabber_events = - rxf_stats->port0_jabber_events; + drvs->jabber_events = rxf_stats->port0_jabber_events; drvs->rx_drops_no_pbuf = rxf_stats->rx_drops_no_pbuf; drvs->rx_drops_no_txpb = rxf_stats->rx_drops_no_txpb; drvs->rx_drops_no_erx_descr = rxf_stats->rx_drops_no_erx_descr; drvs->rx_drops_invalid_ring = rxf_stats->rx_drops_invalid_ring; drvs->forwarded_packets = rxf_stats->forwarded_packets; drvs->rx_drops_mtu = rxf_stats->rx_drops_mtu; - drvs->rx_drops_no_tpre_descr = - rxf_stats->rx_drops_no_tpre_descr; - drvs->rx_drops_too_many_frags = - rxf_stats->rx_drops_too_many_frags; + drvs->rx_drops_no_tpre_descr = rxf_stats->rx_drops_no_tpre_descr; + drvs->rx_drops_too_many_frags = rxf_stats->rx_drops_too_many_frags; adapter->drv_stats.eth_red_drops = pmem_sts->eth_red_drops; } static void populate_be3_stats(struct be_adapter *adapter) { - struct be_drv_stats *drvs = &adapter->drv_stats; - struct be_pmem_stats *pmem_sts = be_pmem_stats_from_cmd(adapter); - - struct be_rxf_stats_v1 *rxf_stats = - be_rxf_stats_from_cmd(adapter); + struct be_hw_stats_v1 *hw_stats = hw_stats_from_cmd(adapter); + struct be_pmem_stats *pmem_sts = &hw_stats->pmem; + struct be_rxf_stats_v1 *rxf_stats = &hw_stats->rxf; struct be_port_rxf_stats_v1 *port_stats = - be_port_rxf_stats_from_cmd(adapter); + &rxf_stats->port[adapter->port_num]; + struct be_drv_stats *drvs = &adapter->drv_stats; - drvs->rx_priority_pause_frames = 0; - drvs->pmem_fifo_overflow_drop = 0; + be_dws_le_to_cpu(hw_stats, sizeof(*hw_stats)); drvs->rx_pause_frames = port_stats->rx_pause_frames; drvs->rx_crc_errors = port_stats->rx_crc_errors; drvs->rx_control_frames = port_stats->rx_control_frames; @@ -327,12 +319,10 @@ static void populate_be3_stats(struct be_adapter *adapter) port_stats->rx_dropped_header_too_small; drvs->rx_input_fifo_overflow_drop = port_stats->rx_input_fifo_overflow_drop; - drvs->rx_address_match_errors = - port_stats->rx_address_match_errors; + drvs->rx_address_match_errors = port_stats->rx_address_match_errors; drvs->rx_alignment_symbol_errors = port_stats->rx_alignment_symbol_errors; - drvs->rxpp_fifo_overflow_drop = - port_stats->rxpp_fifo_overflow_drop; + drvs->rxpp_fifo_overflow_drop = port_stats->rxpp_fifo_overflow_drop; drvs->tx_pauseframes = port_stats->tx_pauseframes; drvs->tx_controlframes = port_stats->tx_controlframes; drvs->jabber_events = port_stats->jabber_events; @@ -342,10 +332,8 @@ static void populate_be3_stats(struct be_adapter *adapter) drvs->rx_drops_invalid_ring = rxf_stats->rx_drops_invalid_ring; drvs->forwarded_packets = rxf_stats->forwarded_packets; drvs->rx_drops_mtu = rxf_stats->rx_drops_mtu; - drvs->rx_drops_no_tpre_descr = - rxf_stats->rx_drops_no_tpre_descr; - drvs->rx_drops_too_many_frags = - rxf_stats->rx_drops_too_many_frags; + drvs->rx_drops_no_tpre_descr = rxf_stats->rx_drops_no_tpre_descr; + drvs->rx_drops_too_many_frags = rxf_stats->rx_drops_too_many_frags; adapter->drv_stats.eth_red_drops = pmem_sts->eth_red_drops; } @@ -353,22 +341,15 @@ static void populate_lancer_stats(struct be_adapter *adapter) { struct be_drv_stats *drvs = &adapter->drv_stats; - struct lancer_cmd_pport_stats *pport_stats = pport_stats_from_cmd - (adapter); - drvs->rx_priority_pause_frames = 0; - drvs->pmem_fifo_overflow_drop = 0; - drvs->rx_pause_frames = - make_64bit_val(pport_stats->rx_pause_frames_hi, - pport_stats->rx_pause_frames_lo); - drvs->rx_crc_errors = make_64bit_val(pport_stats->rx_crc_errors_hi, - pport_stats->rx_crc_errors_lo); - drvs->rx_control_frames = - make_64bit_val(pport_stats->rx_control_frames_hi, - pport_stats->rx_control_frames_lo); + struct lancer_pport_stats *pport_stats = + pport_stats_from_cmd(adapter); + + be_dws_le_to_cpu(pport_stats, sizeof(*pport_stats)); + drvs->rx_pause_frames = pport_stats->rx_pause_frames_lo; + drvs->rx_crc_errors = pport_stats->rx_crc_errors_lo; + drvs->rx_control_frames = pport_stats->rx_control_frames_lo; drvs->rx_in_range_errors = pport_stats->rx_in_range_errors; - drvs->rx_frame_too_long = - make_64bit_val(pport_stats->rx_internal_mac_errors_hi, - pport_stats->rx_frames_too_long_lo); + drvs->rx_frame_too_long = pport_stats->rx_frames_too_long_lo; drvs->rx_dropped_runt = pport_stats->rx_dropped_runt; drvs->rx_ip_checksum_errs = pport_stats->rx_ip_checksum_errors; drvs->rx_tcp_checksum_errs = pport_stats->rx_tcp_checksum_errors; @@ -382,32 +363,24 @@ static void populate_lancer_stats(struct be_adapter *adapter) pport_stats->rx_dropped_header_too_small; drvs->rx_input_fifo_overflow_drop = pport_stats->rx_fifo_overflow; drvs->rx_address_match_errors = pport_stats->rx_address_match_errors; - drvs->rx_alignment_symbol_errors = - make_64bit_val(pport_stats->rx_symbol_errors_hi, - pport_stats->rx_symbol_errors_lo); + drvs->rx_alignment_symbol_errors = pport_stats->rx_symbol_errors_lo; drvs->rxpp_fifo_overflow_drop = pport_stats->rx_fifo_overflow; - drvs->tx_pauseframes = make_64bit_val(pport_stats->tx_pause_frames_hi, - pport_stats->tx_pause_frames_lo); - drvs->tx_controlframes = - make_64bit_val(pport_stats->tx_control_frames_hi, - pport_stats->tx_control_frames_lo); + drvs->tx_pauseframes = pport_stats->tx_pause_frames_lo; + drvs->tx_controlframes = pport_stats->tx_control_frames_lo; drvs->jabber_events = pport_stats->rx_jabbers; - drvs->rx_drops_no_pbuf = 0; - drvs->rx_drops_no_txpb = 0; - drvs->rx_drops_no_erx_descr = 0; drvs->rx_drops_invalid_ring = pport_stats->rx_drops_invalid_queue; - drvs->forwarded_packets = make_64bit_val(pport_stats->num_forwards_hi, - pport_stats->num_forwards_lo); - drvs->rx_drops_mtu = make_64bit_val(pport_stats->rx_drops_mtu_hi, - pport_stats->rx_drops_mtu_lo); - drvs->rx_drops_no_tpre_descr = 0; + drvs->forwarded_packets = pport_stats->num_forwards_lo; + drvs->rx_drops_mtu = pport_stats->rx_drops_mtu_lo; drvs->rx_drops_too_many_frags = - make_64bit_val(pport_stats->rx_drops_too_many_frags_hi, - pport_stats->rx_drops_too_many_frags_lo); + pport_stats->rx_drops_too_many_frags_lo; } void be_parse_stats(struct be_adapter *adapter) { + struct be_erx_stats_v1 *erx = be_erx_stats_from_cmd(adapter); + struct be_rx_obj *rxo; + int i; + if (adapter->generation == BE_GEN3) { if (lancer_chip(adapter)) populate_lancer_stats(adapter); @@ -416,6 +389,11 @@ void be_parse_stats(struct be_adapter *adapter) } else { populate_be2_stats(adapter); } + + /* as erx_v1 is longer than v0, ok to use v1 defn for v0 access */ + for_all_rx_queues(adapter, rxo, i) + rx_stats(rxo)->rx_drops_no_frags = + erx->rx_drops_no_fragments[rxo->q.id]; } void netdev_stats_update(struct be_adapter *adapter) @@ -431,19 +409,7 @@ void netdev_stats_update(struct be_adapter *adapter) pkts += rx_stats(rxo)->rx_pkts; bytes += rx_stats(rxo)->rx_bytes; mcast += rx_stats(rxo)->rx_mcast_pkts; - drops += rx_stats(rxo)->rx_dropped; - /* no space in linux buffers: best possible approximation */ - if (adapter->generation == BE_GEN3) { - if (!(lancer_chip(adapter))) { - struct be_erx_stats_v1 *erx = - be_erx_stats_from_cmd(adapter); - drops += erx->rx_drops_no_fragments[rxo->q.id]; - } - } else { - struct be_erx_stats_v0 *erx = - be_erx_stats_from_cmd(adapter); - drops += erx->rx_drops_no_fragments[rxo->q.id]; - } + drops += rx_stats(rxo)->rx_drops_no_skbs; } dev_stats->rx_packets = pkts; dev_stats->rx_bytes = bytes; @@ -452,8 +418,8 @@ void netdev_stats_update(struct be_adapter *adapter) pkts = bytes = 0; for_all_tx_queues(adapter, txo, i) { - pkts += tx_stats(txo)->be_tx_pkts; - bytes += tx_stats(txo)->be_tx_bytes; + pkts += tx_stats(txo)->tx_pkts; + bytes += tx_stats(txo)->tx_bytes; } dev_stats->tx_packets = pkts; dev_stats->tx_bytes = bytes; @@ -508,89 +474,17 @@ void be_link_status_update(struct be_adapter *adapter, bool link_up) } } -/* Update the EQ delay n BE based on the RX frags consumed / sec */ -static void be_rx_eqd_update(struct be_adapter *adapter, struct be_rx_obj *rxo) -{ - struct be_eq_obj *rx_eq = &rxo->rx_eq; - struct be_rx_stats *stats = &rxo->stats; - ulong now = jiffies; - u32 eqd; - - if (!rx_eq->enable_aic) - return; - - /* Wrapped around */ - if (time_before(now, stats->rx_fps_jiffies)) { - stats->rx_fps_jiffies = now; - return; - } - - /* Update once a second */ - if ((now - stats->rx_fps_jiffies) < HZ) - return; - - stats->rx_fps = (stats->rx_frags - stats->prev_rx_frags) / - ((now - stats->rx_fps_jiffies) / HZ); - - stats->rx_fps_jiffies = now; - stats->prev_rx_frags = stats->rx_frags; - eqd = stats->rx_fps / 110000; - eqd = eqd << 3; - if (eqd > rx_eq->max_eqd) - eqd = rx_eq->max_eqd; - if (eqd < rx_eq->min_eqd) - eqd = rx_eq->min_eqd; - if (eqd < 10) - eqd = 0; - if (eqd != rx_eq->cur_eqd) - be_cmd_modify_eqd(adapter, rx_eq->q.id, eqd); - - rx_eq->cur_eqd = eqd; -} - -static u32 be_calc_rate(u64 bytes, unsigned long ticks) -{ - u64 rate = bytes; - - do_div(rate, ticks / HZ); - rate <<= 3; /* bytes/sec -> bits/sec */ - do_div(rate, 1000000ul); /* MB/Sec */ - - return rate; -} - -static void be_tx_rate_update(struct be_tx_obj *txo) -{ - struct be_tx_stats *stats = tx_stats(txo); - ulong now = jiffies; - - /* Wrapped around? */ - if (time_before(now, stats->be_tx_jiffies)) { - stats->be_tx_jiffies = now; - return; - } - - /* Update tx rate once in two seconds */ - if ((now - stats->be_tx_jiffies) > 2 * HZ) { - stats->be_tx_rate = be_calc_rate(stats->be_tx_bytes - - stats->be_tx_bytes_prev, - now - stats->be_tx_jiffies); - stats->be_tx_jiffies = now; - stats->be_tx_bytes_prev = stats->be_tx_bytes; - } -} - static void be_tx_stats_update(struct be_tx_obj *txo, u32 wrb_cnt, u32 copied, u32 gso_segs, bool stopped) { struct be_tx_stats *stats = tx_stats(txo); - stats->be_tx_reqs++; - stats->be_tx_wrbs += wrb_cnt; - stats->be_tx_bytes += copied; - stats->be_tx_pkts += (gso_segs ? gso_segs : 1); + stats->tx_reqs++; + stats->tx_wrbs += wrb_cnt; + stats->tx_bytes += copied; + stats->tx_pkts += (gso_segs ? gso_segs : 1); if (stopped) - stats->be_tx_stops++; + stats->tx_stops++; } /* Determine number of WRB entries needed to xmit data in an skb */ @@ -1005,10 +899,16 @@ static int be_set_vf_tx_rate(struct net_device *netdev, return status; } -static void be_rx_rate_update(struct be_rx_obj *rxo) +static void be_rx_eqd_update(struct be_adapter *adapter, struct be_rx_obj *rxo) { - struct be_rx_stats *stats = &rxo->stats; + struct be_eq_obj *rx_eq = &rxo->rx_eq; + struct be_rx_stats *stats = rx_stats(rxo); ulong now = jiffies; + ulong delta = now - stats->rx_jiffies; + u32 eqd; + + if (!rx_eq->enable_aic) + return; /* Wrapped around */ if (time_before(now, stats->rx_jiffies)) { @@ -1016,29 +916,39 @@ static void be_rx_rate_update(struct be_rx_obj *rxo) return; } - /* Update the rate once in two seconds */ - if ((now - stats->rx_jiffies) < 2 * HZ) + /* Update once a second */ + if (delta < HZ) return; - stats->rx_rate = be_calc_rate(stats->rx_bytes - stats->rx_bytes_prev, - now - stats->rx_jiffies); + stats->rx_pps = (stats->rx_pkts - stats->rx_pkts_prev) / (delta / HZ); + stats->rx_pkts_prev = stats->rx_pkts; stats->rx_jiffies = now; - stats->rx_bytes_prev = stats->rx_bytes; + eqd = stats->rx_pps / 110000; + eqd = eqd << 3; + if (eqd > rx_eq->max_eqd) + eqd = rx_eq->max_eqd; + if (eqd < rx_eq->min_eqd) + eqd = rx_eq->min_eqd; + if (eqd < 10) + eqd = 0; + if (eqd != rx_eq->cur_eqd) { + be_cmd_modify_eqd(adapter, rx_eq->q.id, eqd); + rx_eq->cur_eqd = eqd; + } } static void be_rx_stats_update(struct be_rx_obj *rxo, struct be_rx_compl_info *rxcp) { - struct be_rx_stats *stats = &rxo->stats; + struct be_rx_stats *stats = rx_stats(rxo); stats->rx_compl++; - stats->rx_frags += rxcp->num_rcvd; stats->rx_bytes += rxcp->pkt_size; stats->rx_pkts++; if (rxcp->pkt_type == BE_MULTICAST_PACKET) stats->rx_mcast_pkts++; if (rxcp->err) - stats->rxcp_err++; + stats->rx_compl_err++; } static inline bool csum_passed(struct be_rx_compl_info *rxcp) @@ -1174,7 +1084,7 @@ static void be_rx_compl_process(struct be_adapter *adapter, skb = netdev_alloc_skb_ip_align(netdev, BE_HDR_LEN); if (unlikely(!skb)) { - rxo->stats.rx_dropped++; + rx_stats(rxo)->rx_drops_no_skbs++; be_rx_compl_discard(adapter, rxo, rxcp); return; } @@ -1389,7 +1299,7 @@ static void be_post_rx_frags(struct be_rx_obj *rxo, gfp_t gfp) if (!pagep) { pagep = be_alloc_pages(adapter->big_page_size, gfp); if (unlikely(!pagep)) { - rxo->stats.rx_post_fail++; + rx_stats(rxo)->rx_post_fail++; break; } page_dmaaddr = dma_map_page(&adapter->pdev->dev, pagep, @@ -1899,7 +1809,7 @@ static int be_poll_rx(struct napi_struct *napi, int budget) struct be_rx_compl_info *rxcp; u32 work_done; - rxo->stats.rx_polls++; + rx_stats(rxo)->rx_polls++; for (work_done = 0; work_done < budget; work_done++) { rxcp = be_rx_compl_get(rxo); if (!rxcp) @@ -1968,8 +1878,8 @@ static int be_poll_tx_mcc(struct napi_struct *napi, int budget) netif_wake_subqueue(adapter->netdev, i); } - adapter->drv_stats.be_tx_events++; - txo->stats.be_tx_compl += tx_compl; + adapter->drv_stats.tx_events++; + tx_stats(txo)->tx_compl += tx_compl; } } @@ -2031,7 +1941,6 @@ static void be_worker(struct work_struct *work) struct be_adapter *adapter = container_of(work, struct be_adapter, work.work); struct be_rx_obj *rxo; - struct be_tx_obj *txo; int i; if (!adapter->ue_detected && !lancer_chip(adapter)) @@ -2060,11 +1969,7 @@ static void be_worker(struct work_struct *work) be_cmd_get_stats(adapter, &adapter->stats_cmd); } - for_all_tx_queues(adapter, txo, i) - be_tx_rate_update(txo); - for_all_rx_queues(adapter, rxo, i) { - be_rx_rate_update(rxo); be_rx_eqd_update(adapter, rxo); if (rxo->rx_post_starved) { |