| // SPDX-License-Identifier: GPL-2.0-only |
| /* |
| * Linux network driver for QLogic BR-series Converged Network Adapter. |
| */ |
| /* |
| * Copyright (c) 2005-2014 Brocade Communications Systems, Inc. |
| * Copyright (c) 2014-2015 QLogic Corporation |
| * All rights reserved |
| * www.qlogic.com |
| */ |
| |
| #include "cna.h" |
| |
| #include <linux/netdevice.h> |
| #include <linux/skbuff.h> |
| #include <linux/ethtool.h> |
| #include <linux/rtnetlink.h> |
| |
| #include "bna.h" |
| |
| #include "bnad.h" |
| |
| #define BNAD_NUM_TXF_COUNTERS 12 |
| #define BNAD_NUM_RXF_COUNTERS 10 |
| #define BNAD_NUM_CQ_COUNTERS (3 + 5) |
| #define BNAD_NUM_RXQ_COUNTERS 7 |
| #define BNAD_NUM_TXQ_COUNTERS 5 |
| |
| static const char *bnad_net_stats_strings[] = { |
| "rx_packets", |
| "tx_packets", |
| "rx_bytes", |
| "tx_bytes", |
| "rx_errors", |
| "tx_errors", |
| "rx_dropped", |
| "tx_dropped", |
| "multicast", |
| "collisions", |
| "rx_length_errors", |
| "rx_crc_errors", |
| "rx_frame_errors", |
| "tx_fifo_errors", |
| |
| "netif_queue_stop", |
| "netif_queue_wakeup", |
| "netif_queue_stopped", |
| "tso4", |
| "tso6", |
| "tso_err", |
| "tcpcsum_offload", |
| "udpcsum_offload", |
| "csum_help", |
| "tx_skb_too_short", |
| "tx_skb_stopping", |
| "tx_skb_max_vectors", |
| "tx_skb_mss_too_long", |
| "tx_skb_tso_too_short", |
| "tx_skb_tso_prepare", |
| "tx_skb_non_tso_too_long", |
| "tx_skb_tcp_hdr", |
| "tx_skb_udp_hdr", |
| "tx_skb_csum_err", |
| "tx_skb_headlen_too_long", |
| "tx_skb_headlen_zero", |
| "tx_skb_frag_zero", |
| "tx_skb_len_mismatch", |
| "tx_skb_map_failed", |
| "hw_stats_updates", |
| "netif_rx_dropped", |
| |
| "link_toggle", |
| "cee_toggle", |
| |
| "rxp_info_alloc_failed", |
| "mbox_intr_disabled", |
| "mbox_intr_enabled", |
| "tx_unmap_q_alloc_failed", |
| "rx_unmap_q_alloc_failed", |
| "rxbuf_alloc_failed", |
| "rxbuf_map_failed", |
| |
| "mac_stats_clr_cnt", |
| "mac_frame_64", |
| "mac_frame_65_127", |
| "mac_frame_128_255", |
| "mac_frame_256_511", |
| "mac_frame_512_1023", |
| "mac_frame_1024_1518", |
| "mac_frame_1518_1522", |
| "mac_rx_bytes", |
| "mac_rx_packets", |
| "mac_rx_fcs_error", |
| "mac_rx_multicast", |
| "mac_rx_broadcast", |
| "mac_rx_control_frames", |
| "mac_rx_pause", |
| "mac_rx_unknown_opcode", |
| "mac_rx_alignment_error", |
| "mac_rx_frame_length_error", |
| "mac_rx_code_error", |
| "mac_rx_carrier_sense_error", |
| "mac_rx_undersize", |
| "mac_rx_oversize", |
| "mac_rx_fragments", |
| "mac_rx_jabber", |
| "mac_rx_drop", |
| |
| "mac_tx_bytes", |
| "mac_tx_packets", |
| "mac_tx_multicast", |
| "mac_tx_broadcast", |
| "mac_tx_pause", |
| "mac_tx_deferral", |
| "mac_tx_excessive_deferral", |
| "mac_tx_single_collision", |
| "mac_tx_muliple_collision", |
| "mac_tx_late_collision", |
| "mac_tx_excessive_collision", |
| "mac_tx_total_collision", |
| "mac_tx_pause_honored", |
| "mac_tx_drop", |
| "mac_tx_jabber", |
| "mac_tx_fcs_error", |
| "mac_tx_control_frame", |
| "mac_tx_oversize", |
| "mac_tx_undersize", |
| "mac_tx_fragments", |
| |
| "bpc_tx_pause_0", |
| "bpc_tx_pause_1", |
| "bpc_tx_pause_2", |
| "bpc_tx_pause_3", |
| "bpc_tx_pause_4", |
| "bpc_tx_pause_5", |
| "bpc_tx_pause_6", |
| "bpc_tx_pause_7", |
| "bpc_tx_zero_pause_0", |
| "bpc_tx_zero_pause_1", |
| "bpc_tx_zero_pause_2", |
| "bpc_tx_zero_pause_3", |
| "bpc_tx_zero_pause_4", |
| "bpc_tx_zero_pause_5", |
| "bpc_tx_zero_pause_6", |
| "bpc_tx_zero_pause_7", |
| "bpc_tx_first_pause_0", |
| "bpc_tx_first_pause_1", |
| "bpc_tx_first_pause_2", |
| "bpc_tx_first_pause_3", |
| "bpc_tx_first_pause_4", |
| "bpc_tx_first_pause_5", |
| "bpc_tx_first_pause_6", |
| "bpc_tx_first_pause_7", |
| |
| "bpc_rx_pause_0", |
| "bpc_rx_pause_1", |
| "bpc_rx_pause_2", |
| "bpc_rx_pause_3", |
| "bpc_rx_pause_4", |
| "bpc_rx_pause_5", |
| "bpc_rx_pause_6", |
| "bpc_rx_pause_7", |
| "bpc_rx_zero_pause_0", |
| "bpc_rx_zero_pause_1", |
| "bpc_rx_zero_pause_2", |
| "bpc_rx_zero_pause_3", |
| "bpc_rx_zero_pause_4", |
| "bpc_rx_zero_pause_5", |
| "bpc_rx_zero_pause_6", |
| "bpc_rx_zero_pause_7", |
| "bpc_rx_first_pause_0", |
| "bpc_rx_first_pause_1", |
| "bpc_rx_first_pause_2", |
| "bpc_rx_first_pause_3", |
| "bpc_rx_first_pause_4", |
| "bpc_rx_first_pause_5", |
| "bpc_rx_first_pause_6", |
| "bpc_rx_first_pause_7", |
| |
| "rad_rx_frames", |
| "rad_rx_octets", |
| "rad_rx_vlan_frames", |
| "rad_rx_ucast", |
| "rad_rx_ucast_octets", |
| "rad_rx_ucast_vlan", |
| "rad_rx_mcast", |
| "rad_rx_mcast_octets", |
| "rad_rx_mcast_vlan", |
| "rad_rx_bcast", |
| "rad_rx_bcast_octets", |
| "rad_rx_bcast_vlan", |
| "rad_rx_drops", |
| |
| "rlb_rad_rx_frames", |
| "rlb_rad_rx_octets", |
| "rlb_rad_rx_vlan_frames", |
| "rlb_rad_rx_ucast", |
| "rlb_rad_rx_ucast_octets", |
| "rlb_rad_rx_ucast_vlan", |
| "rlb_rad_rx_mcast", |
| "rlb_rad_rx_mcast_octets", |
| "rlb_rad_rx_mcast_vlan", |
| "rlb_rad_rx_bcast", |
| "rlb_rad_rx_bcast_octets", |
| "rlb_rad_rx_bcast_vlan", |
| "rlb_rad_rx_drops", |
| |
| "fc_rx_ucast_octets", |
| "fc_rx_ucast", |
| "fc_rx_ucast_vlan", |
| "fc_rx_mcast_octets", |
| "fc_rx_mcast", |
| "fc_rx_mcast_vlan", |
| "fc_rx_bcast_octets", |
| "fc_rx_bcast", |
| "fc_rx_bcast_vlan", |
| |
| "fc_tx_ucast_octets", |
| "fc_tx_ucast", |
| "fc_tx_ucast_vlan", |
| "fc_tx_mcast_octets", |
| "fc_tx_mcast", |
| "fc_tx_mcast_vlan", |
| "fc_tx_bcast_octets", |
| "fc_tx_bcast", |
| "fc_tx_bcast_vlan", |
| "fc_tx_parity_errors", |
| "fc_tx_timeout", |
| "fc_tx_fid_parity_errors", |
| }; |
| |
| #define BNAD_ETHTOOL_STATS_NUM ARRAY_SIZE(bnad_net_stats_strings) |
| |
| static int |
| bnad_get_link_ksettings(struct net_device *netdev, |
| struct ethtool_link_ksettings *cmd) |
| { |
| u32 supported, advertising; |
| |
| supported = SUPPORTED_10000baseT_Full; |
| advertising = ADVERTISED_10000baseT_Full; |
| cmd->base.autoneg = AUTONEG_DISABLE; |
| supported |= SUPPORTED_FIBRE; |
| advertising |= ADVERTISED_FIBRE; |
| cmd->base.port = PORT_FIBRE; |
| cmd->base.phy_address = 0; |
| |
| if (netif_carrier_ok(netdev)) { |
| cmd->base.speed = SPEED_10000; |
| cmd->base.duplex = DUPLEX_FULL; |
| } else { |
| cmd->base.speed = SPEED_UNKNOWN; |
| cmd->base.duplex = DUPLEX_UNKNOWN; |
| } |
| |
| ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported, |
| supported); |
| ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising, |
| advertising); |
| |
| return 0; |
| } |
| |
| static int |
| bnad_set_link_ksettings(struct net_device *netdev, |
| const struct ethtool_link_ksettings *cmd) |
| { |
| /* 10G full duplex setting supported only */ |
| if (cmd->base.autoneg == AUTONEG_ENABLE) |
| return -EOPNOTSUPP; |
| |
| if ((cmd->base.speed == SPEED_10000) && |
| (cmd->base.duplex == DUPLEX_FULL)) |
| return 0; |
| |
| return -EOPNOTSUPP; |
| } |
| |
| static void |
| bnad_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo) |
| { |
| struct bnad *bnad = netdev_priv(netdev); |
| struct bfa_ioc_attr *ioc_attr; |
| unsigned long flags; |
| |
| strlcpy(drvinfo->driver, BNAD_NAME, sizeof(drvinfo->driver)); |
| |
| ioc_attr = kzalloc(sizeof(*ioc_attr), GFP_KERNEL); |
| if (ioc_attr) { |
| spin_lock_irqsave(&bnad->bna_lock, flags); |
| bfa_nw_ioc_get_attr(&bnad->bna.ioceth.ioc, ioc_attr); |
| spin_unlock_irqrestore(&bnad->bna_lock, flags); |
| |
| strlcpy(drvinfo->fw_version, ioc_attr->adapter_attr.fw_ver, |
| sizeof(drvinfo->fw_version)); |
| kfree(ioc_attr); |
| } |
| |
| strlcpy(drvinfo->bus_info, pci_name(bnad->pcidev), |
| sizeof(drvinfo->bus_info)); |
| } |
| |
| static void |
| bnad_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wolinfo) |
| { |
| wolinfo->supported = 0; |
| wolinfo->wolopts = 0; |
| } |
| |
| static int bnad_get_coalesce(struct net_device *netdev, |
| struct ethtool_coalesce *coalesce, |
| struct kernel_ethtool_coalesce *kernel_coal, |
| struct netlink_ext_ack *extack) |
| { |
| struct bnad *bnad = netdev_priv(netdev); |
| unsigned long flags; |
| |
| /* Lock rqd. to access bnad->bna_lock */ |
| spin_lock_irqsave(&bnad->bna_lock, flags); |
| coalesce->use_adaptive_rx_coalesce = |
| (bnad->cfg_flags & BNAD_CF_DIM_ENABLED) ? true : false; |
| spin_unlock_irqrestore(&bnad->bna_lock, flags); |
| |
| coalesce->rx_coalesce_usecs = bnad->rx_coalescing_timeo * |
| BFI_COALESCING_TIMER_UNIT; |
| coalesce->tx_coalesce_usecs = bnad->tx_coalescing_timeo * |
| BFI_COALESCING_TIMER_UNIT; |
| coalesce->tx_max_coalesced_frames = BFI_TX_INTERPKT_COUNT; |
| |
| return 0; |
| } |
| |
| static int bnad_set_coalesce(struct net_device *netdev, |
| struct ethtool_coalesce *coalesce, |
| struct kernel_ethtool_coalesce *kernel_coal, |
| struct netlink_ext_ack *extack) |
| { |
| struct bnad *bnad = netdev_priv(netdev); |
| unsigned long flags; |
| int to_del = 0; |
| |
| if (coalesce->rx_coalesce_usecs == 0 || |
| coalesce->rx_coalesce_usecs > |
| BFI_MAX_COALESCING_TIMEO * BFI_COALESCING_TIMER_UNIT) |
| return -EINVAL; |
| |
| if (coalesce->tx_coalesce_usecs == 0 || |
| coalesce->tx_coalesce_usecs > |
| BFI_MAX_COALESCING_TIMEO * BFI_COALESCING_TIMER_UNIT) |
| return -EINVAL; |
| |
| mutex_lock(&bnad->conf_mutex); |
| /* |
| * Do not need to store rx_coalesce_usecs here |
| * Every time DIM is disabled, we can get it from the |
| * stack. |
| */ |
| spin_lock_irqsave(&bnad->bna_lock, flags); |
| if (coalesce->use_adaptive_rx_coalesce) { |
| if (!(bnad->cfg_flags & BNAD_CF_DIM_ENABLED)) { |
| bnad->cfg_flags |= BNAD_CF_DIM_ENABLED; |
| bnad_dim_timer_start(bnad); |
| } |
| } else { |
| if (bnad->cfg_flags & BNAD_CF_DIM_ENABLED) { |
| bnad->cfg_flags &= ~BNAD_CF_DIM_ENABLED; |
| if (bnad->cfg_flags & BNAD_CF_DIM_ENABLED && |
| test_bit(BNAD_RF_DIM_TIMER_RUNNING, |
| &bnad->run_flags)) { |
| clear_bit(BNAD_RF_DIM_TIMER_RUNNING, |
| &bnad->run_flags); |
| to_del = 1; |
| } |
| spin_unlock_irqrestore(&bnad->bna_lock, flags); |
| if (to_del) |
| del_timer_sync(&bnad->dim_timer); |
| spin_lock_irqsave(&bnad->bna_lock, flags); |
| bnad_rx_coalescing_timeo_set(bnad); |
| } |
| } |
| if (bnad->tx_coalescing_timeo != coalesce->tx_coalesce_usecs / |
| BFI_COALESCING_TIMER_UNIT) { |
| bnad->tx_coalescing_timeo = coalesce->tx_coalesce_usecs / |
| BFI_COALESCING_TIMER_UNIT; |
| bnad_tx_coalescing_timeo_set(bnad); |
| } |
| |
| if (bnad->rx_coalescing_timeo != coalesce->rx_coalesce_usecs / |
| BFI_COALESCING_TIMER_UNIT) { |
| bnad->rx_coalescing_timeo = coalesce->rx_coalesce_usecs / |
| BFI_COALESCING_TIMER_UNIT; |
| |
| if (!(bnad->cfg_flags & BNAD_CF_DIM_ENABLED)) |
| bnad_rx_coalescing_timeo_set(bnad); |
| |
| } |
| |
| /* Add Tx Inter-pkt DMA count? */ |
| |
| spin_unlock_irqrestore(&bnad->bna_lock, flags); |
| |
| mutex_unlock(&bnad->conf_mutex); |
| return 0; |
| } |
| |
| static void |
| bnad_get_ringparam(struct net_device *netdev, |
| struct ethtool_ringparam *ringparam) |
| { |
| struct bnad *bnad = netdev_priv(netdev); |
| |
| ringparam->rx_max_pending = BNAD_MAX_RXQ_DEPTH; |
| ringparam->tx_max_pending = BNAD_MAX_TXQ_DEPTH; |
| |
| ringparam->rx_pending = bnad->rxq_depth; |
| ringparam->tx_pending = bnad->txq_depth; |
| } |
| |
| static int |
| bnad_set_ringparam(struct net_device *netdev, |
| struct ethtool_ringparam *ringparam) |
| { |
| int i, current_err, err = 0; |
| struct bnad *bnad = netdev_priv(netdev); |
| unsigned long flags; |
| |
| mutex_lock(&bnad->conf_mutex); |
| if (ringparam->rx_pending == bnad->rxq_depth && |
| ringparam->tx_pending == bnad->txq_depth) { |
| mutex_unlock(&bnad->conf_mutex); |
| return 0; |
| } |
| |
| if (ringparam->rx_pending < BNAD_MIN_Q_DEPTH || |
| ringparam->rx_pending > BNAD_MAX_RXQ_DEPTH || |
| !is_power_of_2(ringparam->rx_pending)) { |
| mutex_unlock(&bnad->conf_mutex); |
| return -EINVAL; |
| } |
| if (ringparam->tx_pending < BNAD_MIN_Q_DEPTH || |
| ringparam->tx_pending > BNAD_MAX_TXQ_DEPTH || |
| !is_power_of_2(ringparam->tx_pending)) { |
| mutex_unlock(&bnad->conf_mutex); |
| return -EINVAL; |
| } |
| |
| if (ringparam->rx_pending != bnad->rxq_depth) { |
| bnad->rxq_depth = ringparam->rx_pending; |
| if (!netif_running(netdev)) { |
| mutex_unlock(&bnad->conf_mutex); |
| return 0; |
| } |
| |
| for (i = 0; i < bnad->num_rx; i++) { |
| if (!bnad->rx_info[i].rx) |
| continue; |
| bnad_destroy_rx(bnad, i); |
| current_err = bnad_setup_rx(bnad, i); |
| if (current_err && !err) |
| err = current_err; |
| } |
| |
| if (!err && bnad->rx_info[0].rx) { |
| /* restore rx configuration */ |
| bnad_restore_vlans(bnad, 0); |
| bnad_enable_default_bcast(bnad); |
| spin_lock_irqsave(&bnad->bna_lock, flags); |
| bnad_mac_addr_set_locked(bnad, netdev->dev_addr); |
| spin_unlock_irqrestore(&bnad->bna_lock, flags); |
| bnad->cfg_flags &= ~(BNAD_CF_ALLMULTI | |
| BNAD_CF_PROMISC); |
| bnad_set_rx_mode(netdev); |
| } |
| } |
| if (ringparam->tx_pending != bnad->txq_depth) { |
| bnad->txq_depth = ringparam->tx_pending; |
| if (!netif_running(netdev)) { |
| mutex_unlock(&bnad->conf_mutex); |
| return 0; |
| } |
| |
| for (i = 0; i < bnad->num_tx; i++) { |
| if (!bnad->tx_info[i].tx) |
| continue; |
| bnad_destroy_tx(bnad, i); |
| current_err = bnad_setup_tx(bnad, i); |
| if (current_err && !err) |
| err = current_err; |
| } |
| } |
| |
| mutex_unlock(&bnad->conf_mutex); |
| return err; |
| } |
| |
| static void |
| bnad_get_pauseparam(struct net_device *netdev, |
| struct ethtool_pauseparam *pauseparam) |
| { |
| struct bnad *bnad = netdev_priv(netdev); |
| |
| pauseparam->autoneg = 0; |
| pauseparam->rx_pause = bnad->bna.enet.pause_config.rx_pause; |
| pauseparam->tx_pause = bnad->bna.enet.pause_config.tx_pause; |
| } |
| |
| static int |
| bnad_set_pauseparam(struct net_device *netdev, |
| struct ethtool_pauseparam *pauseparam) |
| { |
| struct bnad *bnad = netdev_priv(netdev); |
| struct bna_pause_config pause_config; |
| unsigned long flags; |
| |
| if (pauseparam->autoneg == AUTONEG_ENABLE) |
| return -EINVAL; |
| |
| mutex_lock(&bnad->conf_mutex); |
| if (pauseparam->rx_pause != bnad->bna.enet.pause_config.rx_pause || |
| pauseparam->tx_pause != bnad->bna.enet.pause_config.tx_pause) { |
| pause_config.rx_pause = pauseparam->rx_pause; |
| pause_config.tx_pause = pauseparam->tx_pause; |
| spin_lock_irqsave(&bnad->bna_lock, flags); |
| bna_enet_pause_config(&bnad->bna.enet, &pause_config); |
| spin_unlock_irqrestore(&bnad->bna_lock, flags); |
| } |
| mutex_unlock(&bnad->conf_mutex); |
| return 0; |
| } |
| |
| static void bnad_get_txf_strings(u8 **string, int f_num) |
| { |
| ethtool_sprintf(string, "txf%d_ucast_octets", f_num); |
| ethtool_sprintf(string, "txf%d_ucast", f_num); |
| ethtool_sprintf(string, "txf%d_ucast_vlan", f_num); |
| ethtool_sprintf(string, "txf%d_mcast_octets", f_num); |
| ethtool_sprintf(string, "txf%d_mcast", f_num); |
| ethtool_sprintf(string, "txf%d_mcast_vlan", f_num); |
| ethtool_sprintf(string, "txf%d_bcast_octets", f_num); |
| ethtool_sprintf(string, "txf%d_bcast", f_num); |
| ethtool_sprintf(string, "txf%d_bcast_vlan", f_num); |
| ethtool_sprintf(string, "txf%d_errors", f_num); |
| ethtool_sprintf(string, "txf%d_filter_vlan", f_num); |
| ethtool_sprintf(string, "txf%d_filter_mac_sa", f_num); |
| } |
| |
| static void bnad_get_rxf_strings(u8 **string, int f_num) |
| { |
| ethtool_sprintf(string, "rxf%d_ucast_octets", f_num); |
| ethtool_sprintf(string, "rxf%d_ucast", f_num); |
| ethtool_sprintf(string, "rxf%d_ucast_vlan", f_num); |
| ethtool_sprintf(string, "rxf%d_mcast_octets", f_num); |
| ethtool_sprintf(string, "rxf%d_mcast", f_num); |
| ethtool_sprintf(string, "rxf%d_mcast_vlan", f_num); |
| ethtool_sprintf(string, "rxf%d_bcast_octets", f_num); |
| ethtool_sprintf(string, "rxf%d_bcast", f_num); |
| ethtool_sprintf(string, "rxf%d_bcast_vlan", f_num); |
| ethtool_sprintf(string, "rxf%d_frame_drops", f_num); |
| } |
| |
| static void bnad_get_cq_strings(u8 **string, int q_num) |
| { |
| ethtool_sprintf(string, "cq%d_producer_index", q_num); |
| ethtool_sprintf(string, "cq%d_consumer_index", q_num); |
| ethtool_sprintf(string, "cq%d_hw_producer_index", q_num); |
| ethtool_sprintf(string, "cq%d_intr", q_num); |
| ethtool_sprintf(string, "cq%d_poll", q_num); |
| ethtool_sprintf(string, "cq%d_schedule", q_num); |
| ethtool_sprintf(string, "cq%d_keep_poll", q_num); |
| ethtool_sprintf(string, "cq%d_complete", q_num); |
| } |
| |
| static void bnad_get_rxq_strings(u8 **string, int q_num) |
| { |
| ethtool_sprintf(string, "rxq%d_packets", q_num); |
| ethtool_sprintf(string, "rxq%d_bytes", q_num); |
| ethtool_sprintf(string, "rxq%d_packets_with_error", q_num); |
| ethtool_sprintf(string, "rxq%d_allocbuf_failed", q_num); |
| ethtool_sprintf(string, "rxq%d_mapbuf_failed", q_num); |
| ethtool_sprintf(string, "rxq%d_producer_index", q_num); |
| ethtool_sprintf(string, "rxq%d_consumer_index", q_num); |
| } |
| |
| static void bnad_get_txq_strings(u8 **string, int q_num) |
| { |
| ethtool_sprintf(string, "txq%d_packets", q_num); |
| ethtool_sprintf(string, "txq%d_bytes", q_num); |
| ethtool_sprintf(string, "txq%d_producer_index", q_num); |
| ethtool_sprintf(string, "txq%d_consumer_index", q_num); |
| ethtool_sprintf(string, "txq%d_hw_consumer_index", q_num); |
| } |
| |
| static void |
| bnad_get_strings(struct net_device *netdev, u32 stringset, u8 *string) |
| { |
| struct bnad *bnad = netdev_priv(netdev); |
| int i, j, q_num; |
| u32 bmap; |
| |
| if (stringset != ETH_SS_STATS) |
| return; |
| |
| mutex_lock(&bnad->conf_mutex); |
| |
| for (i = 0; i < BNAD_ETHTOOL_STATS_NUM; i++) { |
| BUG_ON(!(strlen(bnad_net_stats_strings[i]) < ETH_GSTRING_LEN)); |
| ethtool_sprintf(&string, bnad_net_stats_strings[i]); |
| } |
| |
| bmap = bna_tx_rid_mask(&bnad->bna); |
| for (i = 0; bmap; i++) { |
| if (bmap & 1) |
| bnad_get_txf_strings(&string, i); |
| bmap >>= 1; |
| } |
| |
| bmap = bna_rx_rid_mask(&bnad->bna); |
| for (i = 0; bmap; i++, bmap >>= 1) { |
| if (bmap & 1) |
| bnad_get_rxf_strings(&string, i); |
| bmap >>= 1; |
| } |
| |
| q_num = 0; |
| for (i = 0; i < bnad->num_rx; i++) { |
| if (!bnad->rx_info[i].rx) |
| continue; |
| for (j = 0; j < bnad->num_rxp_per_rx; j++) |
| bnad_get_cq_strings(&string, q_num++); |
| } |
| |
| q_num = 0; |
| for (i = 0; i < bnad->num_rx; i++) { |
| if (!bnad->rx_info[i].rx) |
| continue; |
| for (j = 0; j < bnad->num_rxp_per_rx; j++) { |
| bnad_get_rxq_strings(&string, q_num++); |
| if (bnad->rx_info[i].rx_ctrl[j].ccb && |
| bnad->rx_info[i].rx_ctrl[j].ccb->rcb[1] && |
| bnad->rx_info[i].rx_ctrl[j].ccb->rcb[1]->rxq) |
| bnad_get_rxq_strings(&string, q_num++); |
| } |
| } |
| |
| q_num = 0; |
| for (i = 0; i < bnad->num_tx; i++) { |
| if (!bnad->tx_info[i].tx) |
| continue; |
| for (j = 0; j < bnad->num_txq_per_tx; j++) |
| bnad_get_txq_strings(&string, q_num++); |
| } |
| |
| mutex_unlock(&bnad->conf_mutex); |
| } |
| |
| static int |
| bnad_get_stats_count_locked(struct net_device *netdev) |
| { |
| struct bnad *bnad = netdev_priv(netdev); |
| int i, j, count = 0, rxf_active_num = 0, txf_active_num = 0; |
| u32 bmap; |
| |
| bmap = bna_tx_rid_mask(&bnad->bna); |
| for (i = 0; bmap; i++) { |
| if (bmap & 1) |
| txf_active_num++; |
| bmap >>= 1; |
| } |
| bmap = bna_rx_rid_mask(&bnad->bna); |
| for (i = 0; bmap; i++) { |
| if (bmap & 1) |
| rxf_active_num++; |
| bmap >>= 1; |
| } |
| count = BNAD_ETHTOOL_STATS_NUM + |
| txf_active_num * BNAD_NUM_TXF_COUNTERS + |
| rxf_active_num * BNAD_NUM_RXF_COUNTERS; |
| |
| for (i = 0; i < bnad->num_rx; i++) { |
| if (!bnad->rx_info[i].rx) |
| continue; |
| count += bnad->num_rxp_per_rx * BNAD_NUM_CQ_COUNTERS; |
| count += bnad->num_rxp_per_rx * BNAD_NUM_RXQ_COUNTERS; |
| for (j = 0; j < bnad->num_rxp_per_rx; j++) |
| if (bnad->rx_info[i].rx_ctrl[j].ccb && |
| bnad->rx_info[i].rx_ctrl[j].ccb->rcb[1] && |
| bnad->rx_info[i].rx_ctrl[j].ccb->rcb[1]->rxq) |
| count += BNAD_NUM_RXQ_COUNTERS; |
| } |
| |
| for (i = 0; i < bnad->num_tx; i++) { |
| if (!bnad->tx_info[i].tx) |
| continue; |
| count += bnad->num_txq_per_tx * BNAD_NUM_TXQ_COUNTERS; |
| } |
| return count; |
| } |
| |
| static int |
| bnad_per_q_stats_fill(struct bnad *bnad, u64 *buf, int bi) |
| { |
| int i, j; |
| struct bna_rcb *rcb = NULL; |
| struct bna_tcb *tcb = NULL; |
| |
| for (i = 0; i < bnad->num_rx; i++) { |
| if (!bnad->rx_info[i].rx) |
| continue; |
| for (j = 0; j < bnad->num_rxp_per_rx; j++) |
| if (bnad->rx_info[i].rx_ctrl[j].ccb && |
| bnad->rx_info[i].rx_ctrl[j].ccb->rcb[0] && |
| bnad->rx_info[i].rx_ctrl[j].ccb->rcb[0]->rxq) { |
| buf[bi++] = bnad->rx_info[i].rx_ctrl[j]. |
| ccb->producer_index; |
| buf[bi++] = 0; /* ccb->consumer_index */ |
| buf[bi++] = *(bnad->rx_info[i].rx_ctrl[j]. |
| ccb->hw_producer_index); |
| |
| buf[bi++] = bnad->rx_info[i]. |
| rx_ctrl[j].rx_intr_ctr; |
| buf[bi++] = bnad->rx_info[i]. |
| rx_ctrl[j].rx_poll_ctr; |
| buf[bi++] = bnad->rx_info[i]. |
| rx_ctrl[j].rx_schedule; |
| buf[bi++] = bnad->rx_info[i]. |
| rx_ctrl[j].rx_keep_poll; |
| buf[bi++] = bnad->rx_info[i]. |
| rx_ctrl[j].rx_complete; |
| } |
| } |
| for (i = 0; i < bnad->num_rx; i++) { |
| if (!bnad->rx_info[i].rx) |
| continue; |
| for (j = 0; j < bnad->num_rxp_per_rx; j++) |
| if (bnad->rx_info[i].rx_ctrl[j].ccb) { |
| if (bnad->rx_info[i].rx_ctrl[j].ccb->rcb[0] && |
| bnad->rx_info[i].rx_ctrl[j].ccb-> |
| rcb[0]->rxq) { |
| rcb = bnad->rx_info[i].rx_ctrl[j]. |
| ccb->rcb[0]; |
| buf[bi++] = rcb->rxq->rx_packets; |
| buf[bi++] = rcb->rxq->rx_bytes; |
| buf[bi++] = rcb->rxq-> |
| rx_packets_with_error; |
| buf[bi++] = rcb->rxq-> |
| rxbuf_alloc_failed; |
| buf[bi++] = rcb->rxq->rxbuf_map_failed; |
| buf[bi++] = rcb->producer_index; |
| buf[bi++] = rcb->consumer_index; |
| } |
| if (bnad->rx_info[i].rx_ctrl[j].ccb->rcb[1] && |
| bnad->rx_info[i].rx_ctrl[j].ccb-> |
| rcb[1]->rxq) { |
| rcb = bnad->rx_info[i].rx_ctrl[j]. |
| ccb->rcb[1]; |
| buf[bi++] = rcb->rxq->rx_packets; |
| buf[bi++] = rcb->rxq->rx_bytes; |
| buf[bi++] = rcb->rxq-> |
| rx_packets_with_error; |
| buf[bi++] = rcb->rxq-> |
| rxbuf_alloc_failed; |
| buf[bi++] = rcb->rxq->rxbuf_map_failed; |
| buf[bi++] = rcb->producer_index; |
| buf[bi++] = rcb->consumer_index; |
| } |
| } |
| } |
| |
| for (i = 0; i < bnad->num_tx; i++) { |
| if (!bnad->tx_info[i].tx) |
| continue; |
| for (j = 0; j < bnad->num_txq_per_tx; j++) |
| if (bnad->tx_info[i].tcb[j] && |
| bnad->tx_info[i].tcb[j]->txq) { |
| tcb = bnad->tx_info[i].tcb[j]; |
| buf[bi++] = tcb->txq->tx_packets; |
| buf[bi++] = tcb->txq->tx_bytes; |
| buf[bi++] = tcb->producer_index; |
| buf[bi++] = tcb->consumer_index; |
| buf[bi++] = *(tcb->hw_consumer_index); |
| } |
| } |
| |
| return bi; |
| } |
| |
| static void |
| bnad_get_ethtool_stats(struct net_device *netdev, struct ethtool_stats *stats, |
| u64 *buf) |
| { |
| struct bnad *bnad = netdev_priv(netdev); |
| int i, j, bi = 0; |
| unsigned long flags; |
| struct rtnl_link_stats64 net_stats64; |
| u64 *stats64; |
| u32 bmap; |
| |
| mutex_lock(&bnad->conf_mutex); |
| if (bnad_get_stats_count_locked(netdev) != stats->n_stats) { |
| mutex_unlock(&bnad->conf_mutex); |
| return; |
| } |
| |
| /* |
| * Used bna_lock to sync reads from bna_stats, which is written |
| * under the same lock |
| */ |
| spin_lock_irqsave(&bnad->bna_lock, flags); |
| |
| memset(&net_stats64, 0, sizeof(net_stats64)); |
| bnad_netdev_qstats_fill(bnad, &net_stats64); |
| bnad_netdev_hwstats_fill(bnad, &net_stats64); |
| |
| buf[bi++] = net_stats64.rx_packets; |
| buf[bi++] = net_stats64.tx_packets; |
| buf[bi++] = net_stats64.rx_bytes; |
| buf[bi++] = net_stats64.tx_bytes; |
| buf[bi++] = net_stats64.rx_errors; |
| buf[bi++] = net_stats64.tx_errors; |
| buf[bi++] = net_stats64.rx_dropped; |
| buf[bi++] = net_stats64.tx_dropped; |
| buf[bi++] = net_stats64.multicast; |
| buf[bi++] = net_stats64.collisions; |
| buf[bi++] = net_stats64.rx_length_errors; |
| buf[bi++] = net_stats64.rx_crc_errors; |
| buf[bi++] = net_stats64.rx_frame_errors; |
| buf[bi++] = net_stats64.tx_fifo_errors; |
| |
| /* Get netif_queue_stopped from stack */ |
| bnad->stats.drv_stats.netif_queue_stopped = netif_queue_stopped(netdev); |
| |
| /* Fill driver stats into ethtool buffers */ |
| stats64 = (u64 *)&bnad->stats.drv_stats; |
| for (i = 0; i < sizeof(struct bnad_drv_stats) / sizeof(u64); i++) |
| buf[bi++] = stats64[i]; |
| |
| /* Fill hardware stats excluding the rxf/txf into ethtool bufs */ |
| stats64 = (u64 *) &bnad->stats.bna_stats->hw_stats; |
| for (i = 0; |
| i < offsetof(struct bfi_enet_stats, rxf_stats[0]) / |
| sizeof(u64); |
| i++) |
| buf[bi++] = stats64[i]; |
| |
| /* Fill txf stats into ethtool buffers */ |
| bmap = bna_tx_rid_mask(&bnad->bna); |
| for (i = 0; bmap; i++) { |
| if (bmap & 1) { |
| stats64 = (u64 *)&bnad->stats.bna_stats-> |
| hw_stats.txf_stats[i]; |
| for (j = 0; j < sizeof(struct bfi_enet_stats_txf) / |
| sizeof(u64); j++) |
| buf[bi++] = stats64[j]; |
| } |
| bmap >>= 1; |
| } |
| |
| /* Fill rxf stats into ethtool buffers */ |
| bmap = bna_rx_rid_mask(&bnad->bna); |
| for (i = 0; bmap; i++) { |
| if (bmap & 1) { |
| stats64 = (u64 *)&bnad->stats.bna_stats-> |
| hw_stats.rxf_stats[i]; |
| for (j = 0; j < sizeof(struct bfi_enet_stats_rxf) / |
| sizeof(u64); j++) |
| buf[bi++] = stats64[j]; |
| } |
| bmap >>= 1; |
| } |
| |
| /* Fill per Q stats into ethtool buffers */ |
| bi = bnad_per_q_stats_fill(bnad, buf, bi); |
| |
| spin_unlock_irqrestore(&bnad->bna_lock, flags); |
| |
| mutex_unlock(&bnad->conf_mutex); |
| } |
| |
| static int |
| bnad_get_sset_count(struct net_device *netdev, int sset) |
| { |
| switch (sset) { |
| case ETH_SS_STATS: |
| return bnad_get_stats_count_locked(netdev); |
| default: |
| return -EOPNOTSUPP; |
| } |
| } |
| |
| static u32 |
| bnad_get_flash_partition_by_offset(struct bnad *bnad, u32 offset, |
| u32 *base_offset) |
| { |
| struct bfa_flash_attr *flash_attr; |
| struct bnad_iocmd_comp fcomp; |
| u32 i, flash_part = 0, ret; |
| unsigned long flags = 0; |
| |
| flash_attr = kzalloc(sizeof(struct bfa_flash_attr), GFP_KERNEL); |
| if (!flash_attr) |
| return 0; |
| |
| fcomp.bnad = bnad; |
| fcomp.comp_status = 0; |
| |
| init_completion(&fcomp.comp); |
| spin_lock_irqsave(&bnad->bna_lock, flags); |
| ret = bfa_nw_flash_get_attr(&bnad->bna.flash, flash_attr, |
| bnad_cb_completion, &fcomp); |
| if (ret != BFA_STATUS_OK) { |
| spin_unlock_irqrestore(&bnad->bna_lock, flags); |
| kfree(flash_attr); |
| return 0; |
| } |
| spin_unlock_irqrestore(&bnad->bna_lock, flags); |
| wait_for_completion(&fcomp.comp); |
| ret = fcomp.comp_status; |
| |
| /* Check for the flash type & base offset value */ |
| if (ret == BFA_STATUS_OK) { |
| for (i = 0; i < flash_attr->npart; i++) { |
| if (offset >= flash_attr->part[i].part_off && |
| offset < (flash_attr->part[i].part_off + |
| flash_attr->part[i].part_size)) { |
| flash_part = flash_attr->part[i].part_type; |
| *base_offset = flash_attr->part[i].part_off; |
| break; |
| } |
| } |
| } |
| kfree(flash_attr); |
| return flash_part; |
| } |
| |
| static int |
| bnad_get_eeprom_len(struct net_device *netdev) |
| { |
| return BFA_TOTAL_FLASH_SIZE; |
| } |
| |
| static int |
| bnad_get_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom, |
| u8 *bytes) |
| { |
| struct bnad *bnad = netdev_priv(netdev); |
| struct bnad_iocmd_comp fcomp; |
| u32 flash_part = 0, base_offset = 0; |
| unsigned long flags = 0; |
| int ret = 0; |
| |
| /* Fill the magic value */ |
| eeprom->magic = bnad->pcidev->vendor | (bnad->pcidev->device << 16); |
| |
| /* Query the flash partition based on the offset */ |
| flash_part = bnad_get_flash_partition_by_offset(bnad, |
| eeprom->offset, &base_offset); |
| if (flash_part == 0) |
| return -EFAULT; |
| |
| fcomp.bnad = bnad; |
| fcomp.comp_status = 0; |
| |
| init_completion(&fcomp.comp); |
| spin_lock_irqsave(&bnad->bna_lock, flags); |
| ret = bfa_nw_flash_read_part(&bnad->bna.flash, flash_part, |
| bnad->id, bytes, eeprom->len, |
| eeprom->offset - base_offset, |
| bnad_cb_completion, &fcomp); |
| if (ret != BFA_STATUS_OK) { |
| spin_unlock_irqrestore(&bnad->bna_lock, flags); |
| goto done; |
| } |
| |
| spin_unlock_irqrestore(&bnad->bna_lock, flags); |
| wait_for_completion(&fcomp.comp); |
| ret = fcomp.comp_status; |
| done: |
| return ret; |
| } |
| |
| static int |
| bnad_set_eeprom(struct net_device *netdev, struct ethtool_eeprom *eeprom, |
| u8 *bytes) |
| { |
| struct bnad *bnad = netdev_priv(netdev); |
| struct bnad_iocmd_comp fcomp; |
| u32 flash_part = 0, base_offset = 0; |
| unsigned long flags = 0; |
| int ret = 0; |
| |
| /* Check if the flash update request is valid */ |
| if (eeprom->magic != (bnad->pcidev->vendor | |
| (bnad->pcidev->device << 16))) |
| return -EINVAL; |
| |
| /* Query the flash partition based on the offset */ |
| flash_part = bnad_get_flash_partition_by_offset(bnad, |
| eeprom->offset, &base_offset); |
| if (flash_part == 0) |
| return -EFAULT; |
| |
| fcomp.bnad = bnad; |
| fcomp.comp_status = 0; |
| |
| init_completion(&fcomp.comp); |
| spin_lock_irqsave(&bnad->bna_lock, flags); |
| ret = bfa_nw_flash_update_part(&bnad->bna.flash, flash_part, |
| bnad->id, bytes, eeprom->len, |
| eeprom->offset - base_offset, |
| bnad_cb_completion, &fcomp); |
| if (ret != BFA_STATUS_OK) { |
| spin_unlock_irqrestore(&bnad->bna_lock, flags); |
| goto done; |
| } |
| |
| spin_unlock_irqrestore(&bnad->bna_lock, flags); |
| wait_for_completion(&fcomp.comp); |
| ret = fcomp.comp_status; |
| done: |
| return ret; |
| } |
| |
| static int |
| bnad_flash_device(struct net_device *netdev, struct ethtool_flash *eflash) |
| { |
| struct bnad *bnad = netdev_priv(netdev); |
| struct bnad_iocmd_comp fcomp; |
| const struct firmware *fw; |
| int ret = 0; |
| |
| ret = request_firmware(&fw, eflash->data, &bnad->pcidev->dev); |
| if (ret) { |
| netdev_err(netdev, "can't load firmware %s\n", eflash->data); |
| goto out; |
| } |
| |
| fcomp.bnad = bnad; |
| fcomp.comp_status = 0; |
| |
| init_completion(&fcomp.comp); |
| spin_lock_irq(&bnad->bna_lock); |
| ret = bfa_nw_flash_update_part(&bnad->bna.flash, BFA_FLASH_PART_FWIMG, |
| bnad->id, (u8 *)fw->data, fw->size, 0, |
| bnad_cb_completion, &fcomp); |
| if (ret != BFA_STATUS_OK) { |
| netdev_warn(netdev, "flash update failed with err=%d\n", ret); |
| ret = -EIO; |
| spin_unlock_irq(&bnad->bna_lock); |
| goto out; |
| } |
| |
| spin_unlock_irq(&bnad->bna_lock); |
| wait_for_completion(&fcomp.comp); |
| if (fcomp.comp_status != BFA_STATUS_OK) { |
| ret = -EIO; |
| netdev_warn(netdev, |
| "firmware image update failed with err=%d\n", |
| fcomp.comp_status); |
| } |
| out: |
| release_firmware(fw); |
| return ret; |
| } |
| |
| static const struct ethtool_ops bnad_ethtool_ops = { |
| .supported_coalesce_params = ETHTOOL_COALESCE_USECS | |
| ETHTOOL_COALESCE_TX_MAX_FRAMES | |
| ETHTOOL_COALESCE_USE_ADAPTIVE_RX, |
| .get_drvinfo = bnad_get_drvinfo, |
| .get_wol = bnad_get_wol, |
| .get_link = ethtool_op_get_link, |
| .get_coalesce = bnad_get_coalesce, |
| .set_coalesce = bnad_set_coalesce, |
| .get_ringparam = bnad_get_ringparam, |
| .set_ringparam = bnad_set_ringparam, |
| .get_pauseparam = bnad_get_pauseparam, |
| .set_pauseparam = bnad_set_pauseparam, |
| .get_strings = bnad_get_strings, |
| .get_ethtool_stats = bnad_get_ethtool_stats, |
| .get_sset_count = bnad_get_sset_count, |
| .get_eeprom_len = bnad_get_eeprom_len, |
| .get_eeprom = bnad_get_eeprom, |
| .set_eeprom = bnad_set_eeprom, |
| .flash_device = bnad_flash_device, |
| .get_ts_info = ethtool_op_get_ts_info, |
| .get_link_ksettings = bnad_get_link_ksettings, |
| .set_link_ksettings = bnad_set_link_ksettings, |
| }; |
| |
| void |
| bnad_set_ethtool_ops(struct net_device *netdev) |
| { |
| netdev->ethtool_ops = &bnad_ethtool_ops; |
| } |
