diff options
Diffstat (limited to 'drivers/net/ethernet')
49 files changed, 695 insertions, 440 deletions
diff --git a/drivers/net/ethernet/broadcom/bnx2.c b/drivers/net/ethernet/broadcom/bnx2.c index 8fc3f3c137f8..505ceaf451e2 100644 --- a/drivers/net/ethernet/broadcom/bnx2.c +++ b/drivers/net/ethernet/broadcom/bnx2.c @@ -6356,10 +6356,6 @@ bnx2_open(struct net_device *dev) struct bnx2 *bp = netdev_priv(dev); int rc; - rc = bnx2_request_firmware(bp); - if (rc < 0) - goto out; - netif_carrier_off(dev); bnx2_disable_int(bp); @@ -6428,7 +6424,6 @@ open_err: bnx2_free_irq(bp); bnx2_free_mem(bp); bnx2_del_napi(bp); - bnx2_release_firmware(bp); goto out; } @@ -8575,6 +8570,12 @@ bnx2_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) pci_set_drvdata(pdev, dev); + rc = bnx2_request_firmware(bp); + if (rc < 0) + goto error; + + + bnx2_reset_chip(bp, BNX2_DRV_MSG_CODE_RESET); memcpy(dev->dev_addr, bp->mac_addr, ETH_ALEN); dev->hw_features = NETIF_F_IP_CSUM | NETIF_F_SG | @@ -8607,6 +8608,7 @@ bnx2_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) return 0; error: + bnx2_release_firmware(bp); pci_iounmap(pdev, bp->regview); pci_release_regions(pdev); pci_disable_device(pdev); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index 97e892511666..fa3386bb14f7 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -772,6 +772,11 @@ void bnx2x_fw_dump_lvl(struct bnx2x *bp, const char *lvl) (bp->common.bc_ver & 0xff00) >> 8, (bp->common.bc_ver & 0xff)); + if (pci_channel_offline(bp->pdev)) { + BNX2X_ERR("Cannot dump MCP info while in PCI error\n"); + return; + } + val = REG_RD(bp, MCP_REG_MCPR_CPU_PROGRAM_COUNTER); if (val == REG_RD(bp, MCP_REG_MCPR_CPU_PROGRAM_COUNTER)) BNX2X_ERR("%s" "MCP PC at 0x%x\n", lvl, val); @@ -9415,10 +9420,16 @@ unload_error: /* Release IRQs */ bnx2x_free_irq(bp); - /* Reset the chip */ - rc = bnx2x_reset_hw(bp, reset_code); - if (rc) - BNX2X_ERR("HW_RESET failed\n"); + /* Reset the chip, unless PCI function is offline. If we reach this + * point following a PCI error handling, it means device is really + * in a bad state and we're about to remove it, so reset the chip + * is not a good idea. + */ + if (!pci_channel_offline(bp->pdev)) { + rc = bnx2x_reset_hw(bp, reset_code); + if (rc) + BNX2X_ERR("HW_RESET failed\n"); + } /* Report UNLOAD_DONE to MCP */ bnx2x_send_unload_done(bp, keep_link); diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 2cf79100c9cb..228c964e709a 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -353,8 +353,8 @@ static netdev_tx_t bnxt_start_xmit(struct sk_buff *skb, struct net_device *dev) push_len = (length + sizeof(*tx_push) + 7) / 8; if (push_len > 16) { __iowrite64_copy(txr->tx_doorbell, tx_push_buf, 16); - __iowrite64_copy(txr->tx_doorbell + 4, tx_push_buf + 1, - push_len - 16); + __iowrite32_copy(txr->tx_doorbell + 4, tx_push_buf + 1, + (push_len - 16) << 1); } else { __iowrite64_copy(txr->tx_doorbell, tx_push_buf, push_len); diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index 659261218d9f..a2551bcd1027 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -14012,6 +14012,7 @@ static int tg3_set_coalesce(struct net_device *dev, struct ethtool_coalesce *ec) if ((ec->rx_coalesce_usecs > MAX_RXCOL_TICKS) || (!ec->rx_coalesce_usecs) || (ec->tx_coalesce_usecs > MAX_TXCOL_TICKS) || + (!ec->tx_coalesce_usecs) || (ec->rx_max_coalesced_frames > MAX_RXMAX_FRAMES) || (ec->tx_max_coalesced_frames > MAX_TXMAX_FRAMES) || (ec->rx_coalesce_usecs_irq > max_rxcoal_tick_int) || @@ -14022,16 +14023,6 @@ static int tg3_set_coalesce(struct net_device *dev, struct ethtool_coalesce *ec) (ec->stats_block_coalesce_usecs < min_stat_coal_ticks)) return -EINVAL; - /* No rx interrupts will be generated if both are zero */ - if ((ec->rx_coalesce_usecs == 0) && - (ec->rx_max_coalesced_frames == 0)) - return -EINVAL; - - /* No tx interrupts will be generated if both are zero */ - if ((ec->tx_coalesce_usecs == 0) && - (ec->tx_max_coalesced_frames == 0)) - return -EINVAL; - /* Only copy relevant parameters, ignore all others. */ tp->coal.rx_coalesce_usecs = ec->rx_coalesce_usecs; tp->coal.tx_coalesce_usecs = ec->tx_coalesce_usecs; diff --git a/drivers/net/ethernet/brocade/bna/bnad_ethtool.c b/drivers/net/ethernet/brocade/bna/bnad_ethtool.c index 0e4fdc3dd729..31f61a744d66 100644 --- a/drivers/net/ethernet/brocade/bna/bnad_ethtool.c +++ b/drivers/net/ethernet/brocade/bna/bnad_ethtool.c @@ -31,15 +31,10 @@ #define BNAD_NUM_TXF_COUNTERS 12 #define BNAD_NUM_RXF_COUNTERS 10 #define BNAD_NUM_CQ_COUNTERS (3 + 5) -#define BNAD_NUM_RXQ_COUNTERS 6 +#define BNAD_NUM_RXQ_COUNTERS 7 #define BNAD_NUM_TXQ_COUNTERS 5 -#define BNAD_ETHTOOL_STATS_NUM \ - (sizeof(struct rtnl_link_stats64) / sizeof(u64) + \ - sizeof(struct bnad_drv_stats) / sizeof(u64) + \ - offsetof(struct bfi_enet_stats, rxf_stats[0]) / sizeof(u64)) - -static const char *bnad_net_stats_strings[BNAD_ETHTOOL_STATS_NUM] = { +static const char *bnad_net_stats_strings[] = { "rx_packets", "tx_packets", "rx_bytes", @@ -50,22 +45,10 @@ static const char *bnad_net_stats_strings[BNAD_ETHTOOL_STATS_NUM] = { "tx_dropped", "multicast", "collisions", - "rx_length_errors", - "rx_over_errors", "rx_crc_errors", "rx_frame_errors", - "rx_fifo_errors", - "rx_missed_errors", - - "tx_aborted_errors", - "tx_carrier_errors", "tx_fifo_errors", - "tx_heartbeat_errors", - "tx_window_errors", - - "rx_compressed", - "tx_compressed", "netif_queue_stop", "netif_queue_wakeup", @@ -254,6 +237,8 @@ static const char *bnad_net_stats_strings[BNAD_ETHTOOL_STATS_NUM] = { "fc_tx_fid_parity_errors", }; +#define BNAD_ETHTOOL_STATS_NUM ARRAY_SIZE(bnad_net_stats_strings) + static int bnad_get_settings(struct net_device *netdev, struct ethtool_cmd *cmd) { @@ -658,6 +643,8 @@ bnad_get_strings(struct net_device *netdev, u32 stringset, u8 *string) string += ETH_GSTRING_LEN; sprintf(string, "rxq%d_allocbuf_failed", q_num); string += ETH_GSTRING_LEN; + sprintf(string, "rxq%d_mapbuf_failed", q_num); + string += ETH_GSTRING_LEN; sprintf(string, "rxq%d_producer_index", q_num); string += ETH_GSTRING_LEN; sprintf(string, "rxq%d_consumer_index", q_num); @@ -678,6 +665,9 @@ bnad_get_strings(struct net_device *netdev, u32 stringset, u8 *string) sprintf(string, "rxq%d_allocbuf_failed", q_num); string += ETH_GSTRING_LEN; + sprintf(string, "rxq%d_mapbuf_failed", + q_num); + string += ETH_GSTRING_LEN; sprintf(string, "rxq%d_producer_index", q_num); string += ETH_GSTRING_LEN; @@ -854,9 +844,9 @@ bnad_get_ethtool_stats(struct net_device *netdev, struct ethtool_stats *stats, u64 *buf) { struct bnad *bnad = netdev_priv(netdev); - int i, j, bi; + int i, j, bi = 0; unsigned long flags; - struct rtnl_link_stats64 *net_stats64; + struct rtnl_link_stats64 net_stats64; u64 *stats64; u32 bmap; @@ -871,14 +861,25 @@ bnad_get_ethtool_stats(struct net_device *netdev, struct ethtool_stats *stats, * under the same lock */ spin_lock_irqsave(&bnad->bna_lock, flags); - bi = 0; - memset(buf, 0, stats->n_stats * sizeof(u64)); - - net_stats64 = (struct rtnl_link_stats64 *)buf; - bnad_netdev_qstats_fill(bnad, net_stats64); - bnad_netdev_hwstats_fill(bnad, net_stats64); - bi = sizeof(*net_stats64) / sizeof(u64); + 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); diff --git a/drivers/net/ethernet/cadence/macb.c b/drivers/net/ethernet/cadence/macb.c index 89c0cfa9719f..d954a97b0b0b 100644 --- a/drivers/net/ethernet/cadence/macb.c +++ b/drivers/net/ethernet/cadence/macb.c @@ -1323,6 +1323,24 @@ dma_error: return 0; } +static inline int macb_clear_csum(struct sk_buff *skb) +{ + /* no change for packets without checksum offloading */ + if (skb->ip_summed != CHECKSUM_PARTIAL) + return 0; + + /* make sure we can modify the header */ + if (unlikely(skb_cow_head(skb, 0))) + return -1; + + /* initialize checksum field + * This is required - at least for Zynq, which otherwise calculates + * wrong UDP header checksums for UDP packets with UDP data len <=2 + */ + *(__sum16 *)(skb_checksum_start(skb) + skb->csum_offset) = 0; + return 0; +} + static int macb_start_xmit(struct sk_buff *skb, struct net_device *dev) { u16 queue_index = skb_get_queue_mapping(skb); @@ -1362,6 +1380,11 @@ static int macb_start_xmit(struct sk_buff *skb, struct net_device *dev) return NETDEV_TX_BUSY; } + if (macb_clear_csum(skb)) { + dev_kfree_skb_any(skb); + return NETDEV_TX_OK; + } + /* Map socket buffer for DMA transfer */ if (!macb_tx_map(bp, queue, skb)) { dev_kfree_skb_any(skb); diff --git a/drivers/net/ethernet/cavium/thunder/nic.h b/drivers/net/ethernet/cavium/thunder/nic.h index 83025bb4737c..e29815d9e6f4 100644 --- a/drivers/net/ethernet/cavium/thunder/nic.h +++ b/drivers/net/ethernet/cavium/thunder/nic.h @@ -279,6 +279,7 @@ struct nicvf { u8 sqs_id; bool sqs_mode; bool hw_tso; + bool t88; /* Receive buffer alloc */ u32 rb_page_offset; diff --git a/drivers/net/ethernet/cavium/thunder/nic_main.c b/drivers/net/ethernet/cavium/thunder/nic_main.c index 16ed20357c5c..85cc782b9060 100644 --- a/drivers/net/ethernet/cavium/thunder/nic_main.c +++ b/drivers/net/ethernet/cavium/thunder/nic_main.c @@ -251,9 +251,14 @@ static void nic_set_tx_pkt_pad(struct nicpf *nic, int size) int lmac; u64 lmac_cfg; - /* Max value that can be set is 60 */ - if (size > 60) - size = 60; + /* There is a issue in HW where-in while sending GSO sized + * pkts as part of TSO, if pkt len falls below this size + * NIC will zero PAD packet and also updates IP total length. + * Hence set this value to lessthan min pkt size of MAC+IP+TCP + * headers, BGX will do the padding to transmit 64 byte pkt. + */ + if (size > 52) + size = 52; for (lmac = 0; lmac < (MAX_BGX_PER_CN88XX * MAX_LMAC_PER_BGX); lmac++) { lmac_cfg = nic_reg_read(nic, NIC_PF_LMAC_0_7_CFG | (lmac << 3)); diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_main.c b/drivers/net/ethernet/cavium/thunder/nicvf_main.c index a19e73f11d73..3240349615bd 100644 --- a/drivers/net/ethernet/cavium/thunder/nicvf_main.c +++ b/drivers/net/ethernet/cavium/thunder/nicvf_main.c @@ -513,6 +513,7 @@ static void nicvf_snd_pkt_handler(struct net_device *netdev, struct nicvf *nic = netdev_priv(netdev); struct snd_queue *sq; struct sq_hdr_subdesc *hdr; + struct sq_hdr_subdesc *tso_sqe; sq = &nic->qs->sq[cqe_tx->sq_idx]; @@ -527,17 +528,21 @@ static void nicvf_snd_pkt_handler(struct net_device *netdev, nicvf_check_cqe_tx_errs(nic, cq, cqe_tx); skb = (struct sk_buff *)sq->skbuff[cqe_tx->sqe_ptr]; - /* For TSO offloaded packets only one SQE will have a valid SKB */ if (skb) { + /* Check for dummy descriptor used for HW TSO offload on 88xx */ + if (hdr->dont_send) { + /* Get actual TSO descriptors and free them */ + tso_sqe = + (struct sq_hdr_subdesc *)GET_SQ_DESC(sq, hdr->rsvd2); + nicvf_put_sq_desc(sq, tso_sqe->subdesc_cnt + 1); + } nicvf_put_sq_desc(sq, hdr->subdesc_cnt + 1); prefetch(skb); dev_consume_skb_any(skb); sq->skbuff[cqe_tx->sqe_ptr] = (u64)NULL; } else { - /* In case of HW TSO, HW sends a CQE for each segment of a TSO - * packet instead of a single CQE for the whole TSO packet - * transmitted. Each of this CQE points to the same SQE, so - * avoid freeing same SQE multiple times. + /* In case of SW TSO on 88xx, only last segment will have + * a SKB attached, so just free SQEs here. */ if (!nic->hw_tso) nicvf_put_sq_desc(sq, hdr->subdesc_cnt + 1); @@ -1502,6 +1507,7 @@ static int nicvf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) struct net_device *netdev; struct nicvf *nic; int err, qcount; + u16 sdevid; err = pci_enable_device(pdev); if (err) { @@ -1575,6 +1581,10 @@ static int nicvf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) if (!pass1_silicon(nic->pdev)) nic->hw_tso = true; + pci_read_config_word(nic->pdev, PCI_SUBSYSTEM_ID, &sdevid); + if (sdevid == 0xA134) + nic->t88 = true; + /* Check if this VF is in QS only mode */ if (nic->sqs_mode) return 0; diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_queues.c b/drivers/net/ethernet/cavium/thunder/nicvf_queues.c index 0ff8e60deccb..dda3ea3f3bb6 100644 --- a/drivers/net/ethernet/cavium/thunder/nicvf_queues.c +++ b/drivers/net/ethernet/cavium/thunder/nicvf_queues.c @@ -938,6 +938,8 @@ static int nicvf_tso_count_subdescs(struct sk_buff *skb) return num_edescs + sh->gso_segs; } +#define POST_CQE_DESC_COUNT 2 + /* Get the number of SQ descriptors needed to xmit this skb */ static int nicvf_sq_subdesc_required(struct nicvf *nic, struct sk_buff *skb) { @@ -948,6 +950,10 @@ static int nicvf_sq_subdesc_required(struct nicvf *nic, struct sk_buff *skb) return subdesc_cnt; } + /* Dummy descriptors to get TSO pkt completion notification */ + if (nic->t88 && nic->hw_tso && skb_shinfo(skb)->gso_size) + subdesc_cnt += POST_CQE_DESC_COUNT; + if (skb_shinfo(skb)->nr_frags) subdesc_cnt += skb_shinfo(skb)->nr_frags; @@ -965,14 +971,21 @@ nicvf_sq_add_hdr_subdesc(struct nicvf *nic, struct snd_queue *sq, int qentry, struct sq_hdr_subdesc *hdr; hdr = (struct sq_hdr_subdesc *)GET_SQ_DESC(sq, qentry); - sq->skbuff[qentry] = (u64)skb; - memset(hdr, 0, SND_QUEUE_DESC_SIZE); hdr->subdesc_type = SQ_DESC_TYPE_HEADER; - /* Enable notification via CQE after processing SQE */ - hdr->post_cqe = 1; - /* No of subdescriptors following this */ - hdr->subdesc_cnt = subdesc_cnt; + + if (nic->t88 && nic->hw_tso && skb_shinfo(skb)->gso_size) { + /* post_cqe = 0, to avoid HW posting a CQE for every TSO + * segment transmitted on 88xx. + */ + hdr->subdesc_cnt = subdesc_cnt - POST_CQE_DESC_COUNT; + } else { + sq->skbuff[qentry] = (u64)skb; + /* Enable notification via CQE after processing SQE */ + hdr->post_cqe = 1; + /* No of subdescriptors following this */ + hdr->subdesc_cnt = subdesc_cnt; + } hdr->tot_len = len; /* Offload checksum calculation to HW */ @@ -1023,6 +1036,37 @@ static inline void nicvf_sq_add_gather_subdesc(struct snd_queue *sq, int qentry, gather->addr = data; } +/* Add HDR + IMMEDIATE subdescriptors right after descriptors of a TSO + * packet so that a CQE is posted as a notifation for transmission of + * TSO packet. + */ +static inline void nicvf_sq_add_cqe_subdesc(struct snd_queue *sq, int qentry, + int tso_sqe, struct sk_buff *skb) +{ + struct sq_imm_subdesc *imm; + struct sq_hdr_subdesc *hdr; + + sq->skbuff[qentry] = (u64)skb; + + hdr = (struct sq_hdr_subdesc *)GET_SQ_DESC(sq, qentry); + memset(hdr, 0, SND_QUEUE_DESC_SIZE); + hdr->subdesc_type = SQ_DESC_TYPE_HEADER; + /* Enable notification via CQE after processing SQE */ + hdr->post_cqe = 1; + /* There is no packet to transmit here */ + hdr->dont_send = 1; + hdr->subdesc_cnt = POST_CQE_DESC_COUNT - 1; + hdr->tot_len = 1; + /* Actual TSO header SQE index, needed for cleanup */ + hdr->rsvd2 = tso_sqe; + + qentry = nicvf_get_nxt_sqentry(sq, qentry); + imm = (struct sq_imm_subdesc *)GET_SQ_DESC(sq, qentry); + memset(imm, 0, SND_QUEUE_DESC_SIZE); + imm->subdesc_type = SQ_DESC_TYPE_IMMEDIATE; + imm->len = 1; +} + /* Segment a TSO packet into 'gso_size' segments and append * them to SQ for transfer */ @@ -1096,7 +1140,7 @@ static int nicvf_sq_append_tso(struct nicvf *nic, struct snd_queue *sq, int nicvf_sq_append_skb(struct nicvf *nic, struct sk_buff *skb) { int i, size; - int subdesc_cnt; + int subdesc_cnt, tso_sqe = 0; int sq_num, qentry; struct queue_set *qs; struct snd_queue *sq; @@ -1131,6 +1175,7 @@ int nicvf_sq_append_skb(struct nicvf *nic, struct sk_buff *skb) /* Add SQ header subdesc */ nicvf_sq_add_hdr_subdesc(nic, sq, qentry, subdesc_cnt - 1, skb, skb->len); + tso_sqe = qentry; /* Add SQ gather subdescs */ qentry = nicvf_get_nxt_sqentry(sq, qentry); @@ -1154,6 +1199,11 @@ int nicvf_sq_append_skb(struct nicvf *nic, struct sk_buff *skb) } doorbell: + if (nic->t88 && skb_shinfo(skb)->gso_size) { + qentry = nicvf_get_nxt_sqentry(sq, qentry); + nicvf_sq_add_cqe_subdesc(sq, qentry, tso_sqe, skb); + } + /* make sure all memory stores are done before ringing doorbell */ smp_wmb(); diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h index 2e2aa9fec9bb..edd23386b47d 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h @@ -419,8 +419,8 @@ struct link_config { unsigned short supported; /* link capabilities */ unsigned short advertising; /* advertised capabilities */ unsigned short lp_advertising; /* peer advertised capabilities */ - unsigned short requested_speed; /* speed user has requested */ - unsigned short speed; /* actual link speed */ + unsigned int requested_speed; /* speed user has requested */ + unsigned int speed; /* actual link speed */ unsigned char requested_fc; /* flow control user has requested */ unsigned char fc; /* actual link flow control */ unsigned char autoneg; /* autonegotiating? */ diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c index c762a8c8c954..3ceafb55d6da 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c @@ -4305,10 +4305,17 @@ static const struct pci_error_handlers cxgb4_eeh = { .resume = eeh_resume, }; +/* Return true if the Link Configuration supports "High Speeds" (those greater + * than 1Gb/s). + */ static inline bool is_x_10g_port(const struct link_config *lc) { - return (lc->supported & FW_PORT_CAP_SPEED_10G) != 0 || - (lc->supported & FW_PORT_CAP_SPEED_40G) != 0; + unsigned int speeds, high_speeds; + + speeds = FW_PORT_CAP_SPEED_V(FW_PORT_CAP_SPEED_G(lc->supported)); + high_speeds = speeds & ~(FW_PORT_CAP_SPEED_100M | FW_PORT_CAP_SPEED_1G); + + return high_speeds != 0; } static inline void init_rspq(struct adapter *adap, struct sge_rspq *q, @@ -4756,8 +4763,12 @@ static void print_port_info(const struct net_device *dev) bufp += sprintf(bufp, "1000/"); if (pi->link_cfg.supported & FW_PORT_CAP_SPEED_10G) bufp += sprintf(bufp, "10G/"); + if (pi->link_cfg.supported & FW_PORT_CAP_SPEED_25G) + bufp += sprintf(bufp, "25G/"); if (pi->link_cfg.supported & FW_PORT_CAP_SPEED_40G) bufp += sprintf(bufp, "40G/"); + if (pi->link_cfg.supported & FW_PORT_CAP_SPEED_100G) + bufp += sprintf(bufp, "100G/"); if (bufp != buf) --bufp; sprintf(bufp, "BASE-%s", t4_get_port_type_description(pi->port_type)); diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c index dc92c80a75f4..660204bff726 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c @@ -3627,7 +3627,8 @@ void t4_ulprx_read_la(struct adapter *adap, u32 *la_buf) } #define ADVERT_MASK (FW_PORT_CAP_SPEED_100M | FW_PORT_CAP_SPEED_1G |\ - FW_PORT_CAP_SPEED_10G | FW_PORT_CAP_SPEED_40G | \ + FW_PORT_CAP_SPEED_10G | FW_PORT_CAP_SPEED_25G | \ + FW_PORT_CAP_SPEED_40G | FW_PORT_CAP_SPEED_100G | \ FW_PORT_CAP_ANEG) /** @@ -7196,8 +7197,12 @@ void t4_handle_get_port_info(struct port_info *pi, const __be64 *rpl) speed = 1000; else if (stat & FW_PORT_CMD_LSPEED_V(FW_PORT_CAP_SPEED_10G)) speed = 10000; + else if (stat & FW_PORT_CMD_LSPEED_V(FW_PORT_CAP_SPEED_25G)) + speed = 25000; else if (stat & FW_PORT_CMD_LSPEED_V(FW_PORT_CAP_SPEED_40G)) speed = 40000; + else if (stat & FW_PORT_CMD_LSPEED_V(FW_PORT_CAP_SPEED_100G)) + speed = 100000; lc = &pi->link_cfg; diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h b/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h index a89b30720e38..30507d44422c 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h +++ b/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h @@ -2265,6 +2265,12 @@ enum fw_port_cap { FW_PORT_CAP_802_3_ASM_DIR = 0x8000, }; +#define FW_PORT_CAP_SPEED_S 0 +#define FW_PORT_CAP_SPEED_M 0x3f +#define FW_PORT_CAP_SPEED_V(x) ((x) << FW_PORT_CAP_SPEED_S) +#define FW_PORT_CAP_SPEED_G(x) \ + (((x) >> FW_PORT_CAP_SPEED_S) & FW_PORT_CAP_SPEED_M) + enum fw_port_mdi { FW_PORT_CAP_MDI_UNCHANGED, FW_PORT_CAP_MDI_AUTO, diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_common.h b/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_common.h index 8ee541431e8b..17a2bbcf93f0 100644 --- a/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_common.h +++ b/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_common.h @@ -108,8 +108,8 @@ struct link_config { unsigned int supported; /* link capabilities */ unsigned int advertising; /* advertised capabilities */ unsigned short lp_advertising; /* peer advertised capabilities */ - unsigned short requested_speed; /* speed user has requested */ - unsigned short speed; /* actual link speed */ + unsigned int requested_speed; /* speed user has requested */ + unsigned int speed; /* actual link speed */ unsigned char requested_fc; /* flow control user has requested */ unsigned char fc; /* actual link flow control */ unsigned char autoneg; /* autonegotiating? */ @@ -271,10 +271,17 @@ static inline bool is_10g_port(const struct link_config *lc) return (lc->supported & FW_PORT_CAP_SPEED_10G) != 0; } +/* Return true if the Link Configuration supports "High Speeds" (those greater + * than 1Gb/s). + */ static inline bool is_x_10g_port(const struct link_config *lc) { - return (lc->supported & FW_PORT_CAP_SPEED_10G) != 0 || - (lc->supported & FW_PORT_CAP_SPEED_40G) != 0; + unsigned int speeds, high_speeds; + + speeds = FW_PORT_CAP_SPEED_V(FW_PORT_CAP_SPEED_G(lc->supported)); + high_speeds = speeds & ~(FW_PORT_CAP_SPEED_100M | FW_PORT_CAP_SPEED_1G); + + return high_speeds != 0; } static inline unsigned int core_ticks_per_usec(const struct adapter *adapter) diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c b/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c index 427bfa71388b..b5622b1689e9 100644 --- a/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c +++ b/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c @@ -314,8 +314,9 @@ int t4vf_wr_mbox_core(struct adapter *adapter, const void *cmd, int size, } #define ADVERT_MASK (FW_PORT_CAP_SPEED_100M | FW_PORT_CAP_SPEED_1G |\ - FW_PORT_CAP_SPEED_10G | FW_PORT_CAP_SPEED_40G | \ - FW_PORT_CAP_SPEED_100G | FW_PORT_CAP_ANEG) + FW_PORT_CAP_SPEED_10G | FW_PORT_CAP_SPEED_25G | \ + FW_PORT_CAP_SPEED_40G | FW_PORT_CAP_SPEED_100G | \ + FW_PORT_CAP_ANEG) /** * init_link_config - initialize a link's SW state @@ -1712,8 +1713,12 @@ int t4vf_handle_fw_rpl(struct adapter *adapter, const __be64 *rpl) speed = 1000; else if (stat & FW_PORT_CMD_LSPEED_V(FW_PORT_CAP_SPEED_10G)) speed = 10000; + else if (stat & FW_PORT_CMD_LSPEED_V(FW_PORT_CAP_SPEED_25G)) + speed = 25000; else if (stat & FW_PORT_CMD_LSPEED_V(FW_PORT_CAP_SPEED_40G)) speed = 40000; + else if (stat & FW_PORT_CMD_LSPEED_V(FW_PORT_CAP_SPEED_100G)) + speed = 100000; /* * Scan all of our "ports" (Virtual Interfaces) looking for diff --git a/drivers/net/ethernet/ibm/emac/core.c b/drivers/net/ethernet/ibm/emac/core.c index 4c9771d57d6e..7af09cbc53f0 100644 --- a/drivers/net/ethernet/ibm/emac/core.c +++ b/drivers/net/ethernet/ibm/emac/core.c @@ -977,7 +977,37 @@ static void emac_set_multicast_list(struct net_device *ndev) dev->mcast_pending = 1; return; } + + mutex_lock(&dev->link_lock); __emac_set_multicast_list(dev); + mutex_unlock(&dev->link_lock); +} + +static int emac_set_mac_address(struct net_device *ndev, void *sa) +{ + struct emac_instance *dev = netdev_priv(ndev); + struct sockaddr *addr = sa; + struct emac_regs __iomem *p = dev->emacp; + + if (!is_valid_ether_addr(addr->sa_data)) + return -EADDRNOTAVAIL; + + mutex_lock(&dev->link_lock); + + memcpy(ndev->dev_addr, addr->sa_data, ndev->addr_len); + + emac_rx_disable(dev); + emac_tx_disable(dev); + out_be32(&p->iahr, (ndev->dev_addr[0] << 8) | ndev->dev_addr[1]); + out_be32(&p->ialr, (ndev->dev_addr[2] << 24) | + (ndev->dev_addr[3] << 16) | (ndev->dev_addr[4] << 8) | + ndev->dev_addr[5]); + emac_tx_enable(dev); + emac_rx_enable(dev); + + mutex_unlock(&dev->link_lock); + + return 0; } static int emac_resize_rx_ring(struct emac_instance *dev, int new_mtu) @@ -2686,7 +2716,7 @@ static const struct net_device_ops emac_netdev_ops = { .ndo_do_ioctl = emac_ioctl, .ndo_tx_timeout = emac_tx_timeout, .ndo_validate_addr = eth_validate_addr, - .ndo_set_mac_address = eth_mac_addr, + .ndo_set_mac_address = emac_set_mac_address, .ndo_start_xmit = emac_start_xmit, .ndo_change_mtu = eth_change_mtu, }; @@ -2699,7 +2729,7 @@ static const struct net_device_ops emac_gige_netdev_ops = { .ndo_do_ioctl = emac_ioctl, .ndo_tx_timeout = emac_tx_timeout, .ndo_validate_addr = eth_validate_addr, - .ndo_set_mac_address = eth_mac_addr, + .ndo_set_mac_address = emac_set_mac_address, .ndo_start_xmit = emac_start_xmit_sg, .ndo_change_mtu = emac_change_mtu, }; diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index 828ed28c3c14..d0b3a1bb82ca 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -5113,9 +5113,13 @@ static int i40e_init_pf_dcb(struct i40e_pf *pf) DCB_CAP_DCBX_VER_IEEE; pf->flags |= I40E_FLAG_DCB_CAPABLE; - /* Enable DCB tagging only when more than one TC */ + /* Enable DCB tagging only when more than one TC + * or explicitly disable if only one TC + */ if (i40e_dcb_get_num_tc(&hw->local_dcbx_config) > 1) pf->flags |= I40E_FLAG_DCB_ENABLED; + else + pf->flags &= ~I40E_FLAG_DCB_ENABLED; dev_dbg(&pf->pdev->dev, "DCBX offload is supported for this PF.\n"); } @@ -5716,7 +5720,7 @@ static int i40e_handle_lldp_event(struct i40e_pf *pf, u8 type; /* Not DCB capable or capability disabled */ - if (!(pf->flags & I40E_FLAG_DCB_CAPABLE)) + if (!(pf->flags & I40E_FLAG_DCB_ENABLED)) return ret; /* Ignore if event is not for Nearest Bridge */ @@ -7896,6 +7900,7 @@ static int i40e_init_interrupt_scheme(struct i40e_pf *pf) #endif I40E_FLAG_RSS_ENABLED | I40E_FLAG_DCB_CAPABLE | + I40E_FLAG_DCB_ENABLED | I40E_FLAG_SRIOV_ENABLED | I40E_FLAG_FD_SB_ENABLED | I40E_FLAG_FD_ATR_ENABLED | @@ -10502,6 +10507,7 @@ static void i40e_determine_queue_usage(struct i40e_pf *pf) I40E_FLAG_FD_SB_ENABLED | I40E_FLAG_FD_ATR_ENABLED | I40E_FLAG_DCB_CAPABLE | + I40E_FLAG_DCB_ENABLED | I40E_FLAG_SRIOV_ENABLED | I40E_FLAG_VMDQ_ENABLED); } else if (!(pf->flags & (I40E_FLAG_RSS_ENABLED | @@ -10525,7 +10531,8 @@ static void i40e_determine_queue_usage(struct i40e_pf *pf) /* Not enough queues for all TCs */ if ((pf->flags & I40E_FLAG_DCB_CAPABLE) && (queues_left < I40E_MAX_TRAFFIC_CLASS)) { - pf->flags &= ~I40E_FLAG_DCB_CAPABLE; + pf->flags &= ~(I40E_FLAG_DCB_CAPABLE | + I40E_FLAG_DCB_ENABLED); dev_info(&pf->pdev->dev, "not enough queues for DCB. DCB is disabled.\n"); } pf->num_lan_qps = max_t(int, pf->rss_size_max, @@ -10922,7 +10929,7 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) err = i40e_init_pf_dcb(pf); if (err) { dev_info(&pdev->dev, "DCB init failed %d, disabled\n", err); - pf->flags &= ~I40E_FLAG_DCB_CAPABLE; + pf->flags &= ~(I40E_FLAG_DCB_CAPABLE & I40E_FLAG_DCB_ENABLED); /* Continue without DCB enabled */ } #endif /* CONFIG_I40E_DCB */ diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c index f1609542adf1..3743af8f1ded 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c @@ -50,6 +50,10 @@ static const struct mtk_ethtool_stats { MTK_ETHTOOL_STAT(rx_flow_control_packets), }; +static const char * const mtk_clks_source_name[] = { + "ethif", "esw", "gp1", "gp2" +}; + void mtk_w32(struct mtk_eth *eth, u32 val, unsigned reg) { __raw_writel(val, eth->base + reg); @@ -291,7 +295,7 @@ err_phy: static int mtk_mdio_init(struct mtk_eth *eth) { struct device_node *mii_np; - int err; + int ret; mii_np = of_get_child_by_name(eth->dev->of_node, "mdio-bus"); if (!mii_np) { @@ -300,13 +304,13 @@ static int mtk_mdio_init(struct mtk_eth *eth) } if (!of_device_is_available(mii_np)) { - err = 0; + ret = -ENODEV; goto err_put_node; } - eth->mii_bus = mdiobus_alloc(); + eth->mii_bus = devm_mdiobus_alloc(eth->dev); if (!eth->mii_bus) { - err = -ENOMEM; + ret = -ENOMEM; goto err_put_node; } @@ -317,19 +321,11 @@ static int mtk_mdio_init(struct mtk_eth *eth) eth->mii_bus->parent = eth->dev; snprintf(eth->mii_bus->id, MII_BUS_ID_SIZE, "%s", mii_np->name); - err = of_mdiobus_register(eth->mii_bus, mii_np); - if (err) - goto err_free_bus; - - return 0; - -err_free_bus: - mdiobus_free(eth->mii_bus); + ret = of_mdiobus_register(eth->mii_bus, mii_np); err_put_node: of_node_put(mii_np); - eth->mii_bus = NULL; - return err; + return ret; } static void mtk_mdio_cleanup(struct mtk_eth *eth) @@ -338,8 +334,6 @@ static void mtk_mdio_cleanup(struct mtk_eth *eth) return; mdiobus_unregister(eth->mii_bus); - of_node_put(eth->mii_bus->dev.of_node); - mdiobus_free(eth->mii_bus); } static inline void mtk_irq_disable(struct mtk_eth *eth, u32 mask) @@ -588,14 +582,15 @@ static int mtk_tx_map(struct sk_buff *skb, struct net_device *dev, dma_addr_t mapped_addr; unsigned int nr_frags; int i, n_desc = 1; - u32 txd4 = 0; + u32 txd4 = 0, fport; itxd = ring->next_free; if (itxd == ring->last_free) return -ENOMEM; /* set the forward port */ - txd4 |= (mac->id + 1) << TX_DMA_FPORT_SHIFT; + fport = (mac->id + 1) << TX_DMA_FPORT_SHIFT; + txd4 |= fport; tx_buf = mtk_desc_to_tx_buf(ring, itxd); memset(tx_buf, 0, sizeof(*tx_buf)); @@ -653,7 +648,7 @@ static int mtk_tx_map(struct sk_buff *skb, struct net_device *dev, WRITE_ONCE(txd->txd3, (TX_DMA_SWC | TX_DMA_PLEN0(frag_map_size) | last_frag * TX_DMA_LS0)); - WRITE_ONCE(txd->txd4, 0); + WRITE_ONCE(txd->txd4, fport); tx_buf->skb = (struct sk_buff *)MTK_DMA_DUMMY_DESC; tx_buf = mtk_desc_to_tx_buf(ring, txd); @@ -865,7 +860,7 @@ static int mtk_poll_rx(struct napi_struct *napi, int budget, /* receive data */ skb = build_skb(data, ring->frag_size); if (unlikely(!skb)) { - put_page(virt_to_head_page(new_data)); + skb_free_frag(new_data); netdev->stats.rx_dropped++; goto release_desc; } @@ -1506,10 +1501,7 @@ static void mtk_uninit(struct net_device *dev) struct mtk_eth *eth = mac->hw; phy_disconnect(mac->phy_dev); - mtk_mdio_cleanup(eth); mtk_irq_disable(eth, ~0); - free_irq(eth->irq[1], dev); - free_irq(eth->irq[2], dev); } static int mtk_do_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) @@ -1813,6 +1805,7 @@ static int mtk_probe(struct platform_device *pdev) if (!eth) return -ENOMEM; + eth->dev = &pdev->dev; eth->base = devm_ioremap_resource(&pdev->dev, res); if (IS_ERR(eth->base)) return PTR_ERR(eth->base); @@ -1847,21 +1840,21 @@ static int mtk_probe(struct platform_device *pdev) return -ENXIO; } } + for (i = 0; i < ARRAY_SIZE(eth->clks); i++) { + eth->clks[i] = devm_clk_get(eth->dev, + mtk_clks_source_name[i]); + if (IS_ERR(eth->clks[i])) { + if (PTR_ERR(eth->clks[i]) == -EPROBE_DEFER) + return -EPROBE_DEFER; + return -ENODEV; + } + } - eth->clk_ethif = devm_clk_get(&pdev->dev, "ethif"); - eth->clk_esw = devm_clk_get(&pdev->dev, "esw"); - eth->clk_gp1 = devm_clk_get(&pdev->dev, "gp1"); - eth->clk_gp2 = devm_clk_get(&pdev->dev, "gp2"); - if (IS_ERR(eth->clk_esw) || IS_ERR(eth->clk_gp1) || - IS_ERR(eth->clk_gp2) || IS_ERR(eth->clk_ethif)) - return -ENODEV; - - clk_prepare_enable(eth->clk_ethif); - clk_prepare_enable(eth->clk_esw); - clk_prepare_enable(eth->clk_gp1); - clk_prepare_enable(eth->clk_gp2); + clk_prepare_enable(eth->clks[MTK_CLK_ETHIF]); + clk_prepare_enable(eth->clks[MTK_CLK_ESW]); + clk_prepare_enable(eth->clks[MTK_CLK_GP1]); + clk_prepare_enable(eth->clks[MTK_CLK_GP2]); - eth->dev = &pdev->dev; eth->msg_enable = netif_msg_init(mtk_msg_level, MTK_DEFAULT_MSG_ENABLE); INIT_WORK(ð->pending_work, mtk_pending_work); @@ -1903,15 +1896,24 @@ err_free_dev: static int mtk_remove(struct platform_device *pdev) { struct mtk_eth *eth = platform_get_drvdata(pdev); + int i; - clk_disable_unprepare(eth->clk_ethif); - clk_disable_unprepare(eth->clk_esw); - clk_disable_unprepare(eth->clk_gp1); - clk_disable_unprepare(eth->clk_gp2); + /* stop all devices to make sure that dma is properly shut down */ + for (i = 0; i < MTK_MAC_COUNT; i++) { + if (!eth->netdev[i]) + continue; + mtk_stop(eth->netdev[i]); + } + + clk_disable_unprepare(eth->clks[MTK_CLK_ETHIF]); + clk_disable_unprepare(eth->clks[MTK_CLK_ESW]); + clk_disable_unprepare(eth->clks[MTK_CLK_GP1]); + clk_disable_unprepare(eth->clks[MTK_CLK_GP2]); netif_napi_del(ð->tx_napi); netif_napi_del(ð->rx_napi); mtk_cleanup(eth); + mtk_mdio_cleanup(eth); platform_set_drvdata(pdev, NULL); return 0; @@ -1921,6 +1923,7 @@ const struct of_device_id of_mtk_match[] = { { .compatible = "mediatek,mt7623-eth" }, {}, }; +MODULE_DEVICE_TABLE(of, of_mtk_match); static struct platform_driver mtk_driver = { .probe = mtk_probe, diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.h b/drivers/net/ethernet/mediatek/mtk_eth_soc.h index f82e3acb947b..6e1ade7a25c5 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.h +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.h @@ -290,6 +290,17 @@ enum mtk_tx_flags { MTK_TX_FLAGS_PAGE0 = 0x02, }; +/* This enum allows us to identify how the clock is defined on the array of the + * clock in the order + */ +enum mtk_clks_map { + MTK_CLK_ETHIF, + MTK_CLK_ESW, + MTK_CLK_GP1, + MTK_CLK_GP2, + MTK_CLK_MAX +}; + /* struct mtk_tx_buf - This struct holds the pointers to the memory pointed at * by the TX descriptor s * @skb: The SKB pointer of the packet being sent @@ -370,10 +381,7 @@ struct mtk_rx_ring { * @scratch_ring: Newer SoCs need memory for a second HW managed TX ring * @phy_scratch_ring: physical address of scratch_ring * @scratch_head: The scratch memory that scratch_ring points to. - * @clk_ethif: The ethif clock - * @clk_esw: The switch clock - * @clk_gp1: The gmac1 clock - * @clk_gp2: The gmac2 clock + * @clks: clock array for all clocks required * @mii_bus: If there is a bus we need to create an instance for it * @pending_work: The workqueue used to reset the dma ring */ @@ -400,10 +408,8 @@ struct mtk_eth { struct mtk_tx_dma *scratch_ring; dma_addr_t phy_scratch_ring; void *scratch_head; - struct clk *clk_ethif; - struct clk *clk_esw; - struct clk *clk_gp1; - struct clk *clk_gp2; + struct clk *clks[MTK_CLK_MAX]; + struct mii_bus *mii_bus; struct work_struct pending_work; }; diff --git a/drivers/net/ethernet/mellanox/mlx4/en_dcb_nl.c b/drivers/net/ethernet/mellanox/mlx4/en_dcb_nl.c index 99c6bbdff501..b04760a5034b 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_dcb_nl.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_dcb_nl.c @@ -94,7 +94,7 @@ static u8 mlx4_en_dcbnl_getcap(struct net_device *dev, int capid, u8 *cap) *cap = true; break; case DCB_CAP_ATTR_DCBX: - *cap = priv->cee_params.dcbx_cap; + *cap = priv->dcbx_cap; break; case DCB_CAP_ATTR_PFC_TCS: *cap = 1 << mlx4_max_tc(priv->mdev->dev); @@ -111,14 +111,14 @@ static u8 mlx4_en_dcbnl_getpfcstate(struct net_device *netdev) { struct mlx4_en_priv *priv = netdev_priv(netdev); - return priv->cee_params.dcb_cfg.pfc_state; + return priv->cee_config.pfc_state; } static void mlx4_en_dcbnl_setpfcstate(struct net_device *netdev, u8 state) { struct mlx4_en_priv *priv = netdev_priv(netdev); - priv->cee_params.dcb_cfg.pfc_state = state; + priv->cee_config.pfc_state = state; } static void mlx4_en_dcbnl_get_pfc_cfg(struct net_device *netdev, int priority, @@ -126,7 +126,7 @@ static void mlx4_en_dcbnl_get_pfc_cfg(struct net_device *netdev, int priority, { struct mlx4_en_priv *priv = netdev_priv(netdev); - *setting = priv->cee_params.dcb_cfg.tc_config[priority].dcb_pfc; + *setting = priv->cee_config.dcb_pfc[priority]; } static void mlx4_en_dcbnl_set_pfc_cfg(struct net_device *netdev, int priority, @@ -134,8 +134,8 @@ static void mlx4_en_dcbnl_set_pfc_cfg(struct net_device *netdev, int priority, { struct mlx4_en_priv *priv = netdev_priv(netdev); - priv->cee_params.dcb_cfg.tc_config[priority].dcb_pfc = setting; - priv->cee_params.dcb_cfg.pfc_state = true; + priv->cee_config.dcb_pfc[priority] = setting; + priv->cee_config.pfc_state = true; } static int mlx4_en_dcbnl_getnumtcs(struct net_device *netdev, int tcid, u8 *num) @@ -157,13 +157,11 @@ static u8 mlx4_en_dcbnl_set_all(struct net_device *netdev) { struct mlx4_en_priv *priv = netdev_priv(netdev); struct mlx4_en_dev *mdev = priv->mdev; - struct mlx4_en_cee_config *dcb_cfg = &priv->cee_params.dcb_cfg; - int err = 0; - if (!(priv->cee_params.dcbx_cap & DCB_CAP_DCBX_VER_CEE)) - return -EINVAL; + if (!(priv->dcbx_cap & DCB_CAP_DCBX_VER_CEE)) + return 1; - if (dcb_cfg->pfc_state) { + if (priv->cee_config.pfc_state) { int tc; priv->prof->rx_pause = 0; @@ -171,7 +169,7 @@ static u8 mlx4_en_dcbnl_set_all(struct net_device *netdev) for (tc = 0; tc < CEE_DCBX_MAX_PRIO; tc++) { u8 tc_mask = 1 << tc; - switch (dcb_cfg->tc_config[tc].dcb_pfc) { + switch (priv->cee_config.dcb_pfc[tc]) { case pfc_disabled: priv->prof->tx_ppp &= ~tc_mask; priv->prof->rx_ppp &= ~tc_mask; @@ -199,15 +197,17 @@ static u8 mlx4_en_dcbnl_set_all(struct net_device *netdev) en_dbg(DRV, priv, "Set pfc off\n"); } - err = mlx4_SET_PORT_general(mdev->dev, priv->port, - priv->rx_skb_size + ETH_FCS_LEN, - priv->prof->tx_pause, - priv->prof->tx_ppp, - priv->prof->rx_pause, - priv->prof->rx_ppp); - if (err) + if (mlx4_SET_PORT_general(mdev->dev, priv->port, + priv->rx_skb_size + ETH_FCS_LEN, + priv->prof->tx_pause, + priv->prof->tx_ppp, + priv->prof->rx_pause, + priv->prof->rx_ppp)) { en_err(priv, "Failed setting pause params\n"); - return err; + return 1; + } + + return 0; } static u8 mlx4_en_dcbnl_get_state(struct net_device *dev) @@ -225,7 +225,7 @@ static u8 mlx4_en_dcbnl_set_state(struct net_device *dev, u8 state) struct mlx4_en_priv *priv = netdev_priv(dev); int num_tcs = 0; - if (!(priv->cee_params.dcbx_cap & DCB_CAP_DCBX_VER_CEE)) + if (!(priv->dcbx_cap & DCB_CAP_DCBX_VER_CEE)) return 1; if (!!(state) == !!(priv->flags & MLX4_EN_FLAG_DCB_ENABLED)) @@ -238,7 +238,10 @@ static u8 mlx4_en_dcbnl_set_state(struct net_device *dev, u8 state) priv->flags &= ~MLX4_EN_FLAG_DCB_ENABLED; } - return mlx4_en_setup_tc(dev, num_tcs); + if (mlx4_en_setup_tc(dev, num_tcs)) + return 1; + + return 0; } /* On success returns a non-zero 802.1p user priority bitmap @@ -252,7 +255,7 @@ static int mlx4_en_dcbnl_getapp(struct net_device *netdev, u8 idtype, u16 id) .selector = idtype, .protocol = id, }; - if (!(priv->cee_params.dcbx_cap & DCB_CAP_DCBX_VER_CEE)) + if (!(priv->dcbx_cap & DCB_CAP_DCBX_VER_CEE)) return 0; return dcb_getapp(netdev, &app); @@ -264,7 +267,7 @@ static int mlx4_en_dcbnl_setapp(struct net_device *netdev, u8 idtype, struct mlx4_en_priv *priv = netdev_priv(netdev); struct dcb_app app; - if (!(priv->cee_params.dcbx_cap & DCB_CAP_DCBX_VER_CEE)) + if (!(priv->dcbx_cap & DCB_CAP_DCBX_VER_CEE)) return -EINVAL; memset(&app, 0, sizeof(struct dcb_app)); @@ -433,7 +436,7 @@ static u8 mlx4_en_dcbnl_getdcbx(struct net_device *dev) { struct mlx4_en_priv *priv = netdev_priv(dev); - return priv->cee_params.dcbx_cap; + return priv->dcbx_cap; } static u8 mlx4_en_dcbnl_setdcbx(struct net_device *dev, u8 mode) @@ -442,7 +445,7 @@ static u8 mlx4_en_dcbnl_setdcbx(struct net_device *dev, u8 mode) struct ieee_ets ets = {0}; struct ieee_pfc pfc = {0}; - if (mode == priv->cee_params.dcbx_cap) + if (mode == priv->dcbx_cap) return 0; if ((mode & DCB_CAP_DCBX_LLD_MANAGED) || @@ -451,7 +454,7 @@ static u8 mlx4_en_dcbnl_setdcbx(struct net_device *dev, u8 mode) !(mode & DCB_CAP_DCBX_HOST)) goto err; - priv->cee_params.dcbx_cap = mode; + priv->dcbx_cap = mode; ets.ets_cap = IEEE_8021QAZ_MAX_TCS; pfc.pfc_cap = IEEE_8021QAZ_MAX_TCS; diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c index 4198e9bf89d0..fedb829276f4 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c @@ -71,10 +71,11 @@ int mlx4_en_setup_tc(struct net_device *dev, u8 up) #ifdef CONFIG_MLX4_EN_DCB if (!mlx4_is_slave(priv->mdev->dev)) { if (up) { - priv->flags |= MLX4_EN_FLAG_DCB_ENABLED; + if (priv->dcbx_cap) + priv->flags |= MLX4_EN_FLAG_DCB_ENABLED; } else { priv->flags &= ~MLX4_EN_FLAG_DCB_ENABLED; - priv->cee_params.dcb_cfg.pfc_state = false; + priv->cee_config.pfc_state = false; } } #endif /* CONFIG_MLX4_EN_DCB */ @@ -3048,9 +3049,6 @@ int mlx4_en_init_netdev(struct mlx4_en_dev *mdev, int port, struct mlx4_en_priv *priv; int i; int err; -#ifdef CONFIG_MLX4_EN_DCB - struct tc_configuration *tc; -#endif dev = alloc_etherdev_mqs(sizeof(struct mlx4_en_priv), MAX_TX_RINGS, MAX_RX_RINGS); @@ -3117,16 +3115,13 @@ int mlx4_en_init_netdev(struct mlx4_en_dev *mdev, int port, priv->msg_enable = MLX4_EN_MSG_LEVEL; #ifdef CONFIG_MLX4_EN_DCB if (!mlx4_is_slave(priv->mdev->dev)) { - priv->cee_params.dcbx_cap = DCB_CAP_DCBX_VER_CEE | - DCB_CAP_DCBX_HOST | - DCB_CAP_DCBX_VER_IEEE; + priv->dcbx_cap = DCB_CAP_DCBX_VER_CEE | DCB_CAP_DCBX_HOST | + DCB_CAP_DCBX_VER_IEEE; priv->flags |= MLX4_EN_DCB_ENABLED; - priv->cee_params.dcb_cfg.pfc_state = false; + priv->cee_config.pfc_state = false; - for (i = 0; i < MLX4_EN_NUM_UP; i++) { - tc = &priv->cee_params.dcb_cfg.tc_config[i]; - tc->dcb_pfc = pfc_disabled; - } + for (i = 0; i < MLX4_EN_NUM_UP; i++) + priv->cee_config.dcb_pfc[i] = pfc_disabled; if (mdev->dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_ETS_CFG) { dev->dcbnl_ops = &mlx4_en_dcbnl_ops; diff --git a/drivers/net/ethernet/mellanox/mlx4/en_tx.c b/drivers/net/ethernet/mellanox/mlx4/en_tx.c index 9df87ca0515a..e2509bba3e7c 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_tx.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_tx.c @@ -818,7 +818,7 @@ netdev_tx_t mlx4_en_xmit(struct sk_buff *skb, struct net_device *dev) real_size = get_real_size(skb, shinfo, dev, &lso_header_size, &inline_ok, &fragptr); if (unlikely(!real_size)) - goto tx_drop; + goto tx_drop_count; /* Align descriptor to TXBB size */ desc_size = ALIGN(real_size, TXBB_SIZE); @@ -826,7 +826,7 @@ netdev_tx_t mlx4_en_xmit(struct sk_buff *skb, struct net_device *dev) if (unlikely(nr_txbb > MAX_DESC_TXBBS)) { if (netif_msg_tx_err(priv)) en_warn(priv, "Oversized header or SG list\n"); - goto tx_drop; + goto tx_drop_count; } bf_ok = ring->bf_enabled; @@ -1071,9 +1071,10 @@ tx_drop_unmap: PCI_DMA_TODEVICE); } +tx_drop_count: + ring->tx_dropped++; tx_drop: dev_kfree_skb_any(skb); - ring->tx_dropped++; return NETDEV_TX_OK; } @@ -1106,7 +1107,7 @@ netdev_tx_t mlx4_en_xmit_frame(struct mlx4_en_rx_alloc *frame, goto tx_drop; if (mlx4_en_is_tx_ring_full(ring)) - goto tx_drop; + goto tx_drop_count; /* fetch ring->cons far ahead before needing it to avoid stall */ ring_cons = READ_ONCE(ring->cons); @@ -1176,7 +1177,8 @@ netdev_tx_t mlx4_en_xmit_frame(struct mlx4_en_rx_alloc *frame, return NETDEV_TX_OK; -tx_drop: +tx_drop_count: ring->tx_dropped++; +tx_drop: return NETDEV_TX_BUSY; } diff --git a/drivers/net/ethernet/mellanox/mlx4/eq.c b/drivers/net/ethernet/mellanox/mlx4/eq.c index f613977455e0..cf8f8a72a801 100644 --- a/drivers/net/ethernet/mellanox/mlx4/eq.c +++ b/drivers/net/ethernet/mellanox/mlx4/eq.c @@ -1305,8 +1305,8 @@ int mlx4_init_eq_table(struct mlx4_dev *dev) return 0; err_out_unmap: - while (i >= 0) - mlx4_free_eq(dev, &priv->eq_table.eq[i--]); + while (i > 0) + mlx4_free_eq(dev, &priv->eq_table.eq[--i]); #ifdef CONFIG_RFS_ACCEL for (i = 1; i <= dev->caps.num_ports; i++) { if (mlx4_priv(dev)->port[i].rmap) { diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c index 75dd2e3d3059..7183ac4135d2 100644 --- a/drivers/net/ethernet/mellanox/mlx4/main.c +++ b/drivers/net/ethernet/mellanox/mlx4/main.c @@ -2970,6 +2970,7 @@ static int mlx4_init_port_info(struct mlx4_dev *dev, int port) mlx4_err(dev, "Failed to create mtu file for port %d\n", port); device_remove_file(&info->dev->persist->pdev->dev, &info->port_attr); + devlink_port_unregister(&info->devlink_port); info->port = -1; } @@ -2984,6 +2985,8 @@ static void mlx4_cleanup_port_info(struct mlx4_port_info *info) device_remove_file(&info->dev->persist->pdev->dev, &info->port_attr); device_remove_file(&info->dev->persist->pdev->dev, &info->port_mtu_attr); + devlink_port_unregister(&info->devlink_port); + #ifdef CONFIG_RFS_ACCEL free_irq_cpu_rmap(info->rmap); info->rmap = NULL; diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h index 2c2913dcae98..9099dbd04951 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h +++ b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h @@ -482,20 +482,10 @@ enum dcb_pfc_type { pfc_enabled_rx }; -struct tc_configuration { - enum dcb_pfc_type dcb_pfc; -}; - struct mlx4_en_cee_config { bool pfc_state; - struct tc_configuration tc_config[MLX4_EN_NUM_UP]; + enum dcb_pfc_type dcb_pfc[MLX4_EN_NUM_UP]; }; - -struct mlx4_en_cee_params { - u8 dcbx_cap; - struct mlx4_en_cee_config dcb_cfg; -}; - #endif struct ethtool_flow_id { @@ -624,7 +614,8 @@ struct mlx4_en_priv { struct ieee_ets ets; u16 maxrate[IEEE_8021QAZ_MAX_TCS]; enum dcbnl_cndd_states cndd_state[IEEE_8021QAZ_MAX_TCS]; - struct mlx4_en_cee_params cee_params; + struct mlx4_en_cee_config cee_config; + u8 dcbx_cap; #endif #ifdef CONFIG_RFS_ACCEL spinlock_t filters_lock; diff --git a/drivers/net/ethernet/mellanox/mlx4/port.c b/drivers/net/ethernet/mellanox/mlx4/port.c index 3d2095e5c61c..c5b2064297a1 100644 --- a/drivers/net/ethernet/mellanox/mlx4/port.c +++ b/drivers/net/ethernet/mellanox/mlx4/port.c @@ -52,7 +52,7 @@ #define MLX4_FLAG_V_IGNORE_FCS_MASK 0x2 #define MLX4_IGNORE_FCS_MASK 0x1 -#define MLNX4_TX_MAX_NUMBER 8 +#define MLX4_TC_MAX_NUMBER 8 void mlx4_init_mac_table(struct mlx4_dev *dev, struct mlx4_mac_table *table) { @@ -2022,7 +2022,7 @@ int mlx4_max_tc(struct mlx4_dev *dev) u8 num_tc = dev->caps.max_tc_eth; if (!num_tc) - num_tc = MLNX4_TX_MAX_NUMBER; + num_tc = MLX4_TC_MAX_NUMBER; return num_tc; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c index d0cf8fa22659..7a346bb2ed00 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c @@ -331,7 +331,7 @@ static void mlx5e_get_ethtool_stats(struct net_device *dev, if (mlx5e_query_global_pause_combined(priv)) { for (i = 0; i < NUM_PPORT_PER_PRIO_PFC_COUNTERS; i++) { data[idx++] = MLX5E_READ_CTR64_BE(&priv->stats.pport.per_prio_counters[0], - pport_per_prio_pfc_stats_desc, 0); + pport_per_prio_pfc_stats_desc, i); } } @@ -659,9 +659,10 @@ out: static void ptys2ethtool_supported_link(unsigned long *supported_modes, u32 eth_proto_cap) { + unsigned long proto_cap = eth_proto_cap; int proto; - for_each_set_bit(proto, (unsigned long *)ð_proto_cap, MLX5E_LINK_MODES_NUMBER) + for_each_set_bit(proto, &proto_cap, MLX5E_LINK_MODES_NUMBER) bitmap_or(supported_modes, supported_modes, ptys2ethtool_table[proto].supported, __ETHTOOL_LINK_MODE_MASK_NBITS); @@ -670,9 +671,10 @@ static void ptys2ethtool_supported_link(unsigned long *supported_modes, static void ptys2ethtool_adver_link(unsigned long *advertising_modes, u32 eth_proto_cap) { + unsigned long proto_cap = eth_proto_cap; int proto; - for_each_set_bit(proto, (unsigned long *)ð_proto_cap, MLX5E_LINK_MODES_NUMBER) + for_each_set_bit(proto, &proto_cap, MLX5E_LINK_MODES_NUMBER) bitmap_or(advertising_modes, advertising_modes, ptys2ethtool_table[proto].advertised, __ETHTOOL_LINK_MODE_MASK_NBITS); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c index b6f8ebbdb487..e7c969df3dad 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c @@ -637,24 +637,32 @@ bool mlx5e_post_rx_wqes(struct mlx5e_rq *rq) static void mlx5e_lro_update_hdr(struct sk_buff *skb, struct mlx5_cqe64 *cqe, u32 cqe_bcnt) { - struct ethhdr *eth = (struct ethhdr *)(skb->data); - struct iphdr *ipv4 = (struct iphdr *)(skb->data + ETH_HLEN); - struct ipv6hdr *ipv6 = (struct ipv6hdr *)(skb->data + ETH_HLEN); + struct ethhdr *eth = (struct ethhdr *)(skb->data); + struct iphdr *ipv4; + struct ipv6hdr *ipv6; struct tcphdr *tcp; + int network_depth = 0; + __be16 proto; + u16 tot_len; u8 l4_hdr_type = get_cqe_l4_hdr_type(cqe); int tcp_ack = ((CQE_L4_HDR_TYPE_TCP_ACK_NO_DATA == l4_hdr_type) || (CQE_L4_HDR_TYPE_TCP_ACK_AND_DATA == l4_hdr_type)); - u16 tot_len = cqe_bcnt - ETH_HLEN; + skb->mac_len = ETH_HLEN; + proto = __vlan_get_protocol(skb, eth->h_proto, &network_depth); - if (eth->h_proto == htons(ETH_P_IP)) { - tcp = (struct tcphdr *)(skb->data + ETH_HLEN + + ipv4 = (struct iphdr *)(skb->data + network_depth); + ipv6 = (struct ipv6hdr *)(skb->data + network_depth); + tot_len = cqe_bcnt - network_depth; + + if (proto == htons(ETH_P_IP)) { + tcp = (struct tcphdr *)(skb->data + network_depth + sizeof(struct iphdr)); ipv6 = NULL; skb_shinfo(skb)->gso_type = SKB_GSO_TCPV4; } else { - tcp = (struct tcphdr *)(skb->data + ETH_HLEN + + tcp = (struct tcphdr *)(skb->data + network_depth + sizeof(struct ipv6hdr)); ipv4 = NULL; skb_shinfo(skb)->gso_type = SKB_GSO_TCPV6; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c index 988eca99ee0f..eb0e72537f10 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c @@ -356,6 +356,7 @@ static netdev_tx_t mlx5e_sq_xmit(struct mlx5e_sq *sq, struct sk_buff *skb) sq->stats.stopped++; } + sq->stats.xmit_more += skb->xmit_more; if (!skb->xmit_more || netif_xmit_stopped(sq->txq)) { int bf_sz = 0; @@ -375,7 +376,6 @@ static netdev_tx_t mlx5e_sq_xmit(struct mlx5e_sq *sq, struct sk_buff *skb) sq->stats.packets++; sq->stats.bytes += num_bytes; - sq->stats.xmit_more += skb->xmit_more; return NETDEV_TX_OK; dma_unmap_wqe_err: diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c index 8b78f156214e..b247949df135 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c @@ -1554,6 +1554,7 @@ int mlx5_eswitch_enable_sriov(struct mlx5_eswitch *esw, int nvfs, int mode) abort: esw_enable_vport(esw, 0, UC_ADDR_CHANGE); + esw->mode = SRIOV_NONE; return err; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c index 3dc83a9459a4..7de40e6b0c25 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c @@ -446,7 +446,7 @@ out: static int esw_offloads_start(struct mlx5_eswitch *esw) { - int err, num_vfs = esw->dev->priv.sriov.num_vfs; + int err, err1, num_vfs = esw->dev->priv.sriov.num_vfs; if (esw->mode != SRIOV_LEGACY) { esw_warn(esw->dev, "Can't set offloads mode, SRIOV legacy not enabled\n"); @@ -455,8 +455,12 @@ static int esw_offloads_start(struct mlx5_eswitch *esw) mlx5_eswitch_disable_sriov(esw); err = mlx5_eswitch_enable_sriov(esw, num_vfs, SRIOV_OFFLOADS); - if (err) - esw_warn(esw->dev, "Failed set eswitch to offloads, err %d\n", err); + if (err) { + esw_warn(esw->dev, "Failed setting eswitch to offloads, err %d\n", err); + err1 = mlx5_eswitch_enable_sriov(esw, num_vfs, SRIOV_LEGACY); + if (err1) + esw_warn(esw->dev, "Failed setting eswitch back to legacy, err %d\n", err); + } return err; } @@ -508,12 +512,16 @@ create_ft_err: static int esw_offloads_stop(struct mlx5_eswitch *esw) { - int err, num_vfs = esw->dev->priv.sriov.num_vfs; + int err, err1, num_vfs = esw->dev->priv.sriov.num_vfs; mlx5_eswitch_disable_sriov(esw); err = mlx5_eswitch_enable_sriov(esw, num_vfs, SRIOV_LEGACY); - if (err) - esw_warn(esw->dev, "Failed set eswitch legacy mode. err %d\n", err); + if (err) { + esw_warn(esw->dev, "Failed setting eswitch to legacy, err %d\n", err); + err1 = mlx5_eswitch_enable_sriov(esw, num_vfs, SRIOV_OFFLOADS); + if (err1) + esw_warn(esw->dev, "Failed setting eswitch back to offloads, err %d\n", err); + } return err; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c index 9134010e2921..287ade151ec8 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c @@ -425,11 +425,11 @@ struct mlx5_cmd_fc_bulk * mlx5_cmd_fc_bulk_alloc(struct mlx5_core_dev *dev, u16 id, int num) { struct mlx5_cmd_fc_bulk *b; - int outlen = sizeof(*b) + + int outlen = MLX5_ST_SZ_BYTES(query_flow_counter_out) + MLX5_ST_SZ_BYTES(traffic_counter) * num; - b = kzalloc(outlen, GFP_KERNEL); + b = kzalloc(sizeof(*b) + outlen, GFP_KERNEL); if (!b) return NULL; diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c index 7291f2c4b0c7..d48873bcbddf 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c @@ -56,6 +56,7 @@ #include <generated/utsrelease.h> #include <net/pkt_cls.h> #include <net/tc_act/tc_mirred.h> +#include <net/netevent.h> #include "spectrum.h" #include "core.h" @@ -2105,6 +2106,13 @@ static int mlxsw_sp_port_create(struct mlxsw_sp *mlxsw_sp, u8 local_port, dev->netdev_ops = &mlxsw_sp_port_netdev_ops; dev->ethtool_ops = &mlxsw_sp_port_ethtool_ops; + err = mlxsw_sp_port_swid_set(mlxsw_sp_port, 0); + if (err) { + dev_err(mlxsw_sp->bus_info->dev, "Port %d: Failed to set SWID\n", + mlxsw_sp_port->local_port); + goto err_port_swid_set; + } + err = mlxsw_sp_port_dev_addr_init(mlxsw_sp_port); if (err) { dev_err(mlxsw_sp->bus_info->dev, "Port %d: Unable to init port mac address\n", @@ -2130,13 +2138,6 @@ static int mlxsw_sp_port_create(struct mlxsw_sp *mlxsw_sp, u8 local_port, goto err_port_system_port_mapping_set; } - err = mlxsw_sp_port_swid_set(mlxsw_sp_port, 0); - if (err) { - dev_err(mlxsw_sp->bus_info->dev, "Port %d: Failed to set SWID\n", - mlxsw_sp_port->local_port); - goto err_port_swid_set; - } - err = mlxsw_sp_port_speed_by_width_set(mlxsw_sp_port, width); if (err) { dev_err(mlxsw_sp->bus_info->dev, "Port %d: Failed to enable speeds\n", @@ -2218,10 +2219,10 @@ err_port_buffers_init: err_port_admin_status_set: err_port_mtu_set: err_port_speed_by_width_set: - mlxsw_sp_port_swid_set(mlxsw_sp_port, MLXSW_PORT_SWID_DISABLED_PORT); -err_port_swid_set: err_port_system_port_mapping_set: err_dev_addr_init: + mlxsw_sp_port_swid_set(mlxsw_sp_port, MLXSW_PORT_SWID_DISABLED_PORT); +err_port_swid_set: free_percpu(mlxsw_sp_port->pcpu_stats); err_alloc_stats: kfree(mlxsw_sp_port->untagged_vlans); @@ -4541,18 +4542,26 @@ static struct notifier_block mlxsw_sp_inetaddr_nb __read_mostly = { .priority = 10, /* Must be called before FIB notifier block */ }; +static struct notifier_block mlxsw_sp_router_netevent_nb __read_mostly = { + .notifier_call = mlxsw_sp_router_netevent_event, +}; + static int __init mlxsw_sp_module_init(void) { int err; register_netdevice_notifier(&mlxsw_sp_netdevice_nb); register_inetaddr_notifier(&mlxsw_sp_inetaddr_nb); + register_netevent_notifier(&mlxsw_sp_router_netevent_nb); + err = mlxsw_core_driver_register(&mlxsw_sp_driver); if (err) goto err_core_driver_register; return 0; err_core_driver_register: + unregister_netevent_notifier(&mlxsw_sp_router_netevent_nb); + unregister_inetaddr_notifier(&mlxsw_sp_inetaddr_nb); unregister_netdevice_notifier(&mlxsw_sp_netdevice_nb); return err; } @@ -4560,6 +4569,7 @@ err_core_driver_register: static void __exit mlxsw_sp_module_exit(void) { mlxsw_core_driver_unregister(&mlxsw_sp_driver); + unregister_netevent_notifier(&mlxsw_sp_router_netevent_nb); unregister_inetaddr_notifier(&mlxsw_sp_inetaddr_nb); unregister_netdevice_notifier(&mlxsw_sp_netdevice_nb); } diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h index ab3feb81bd43..ac48abebe904 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h @@ -587,6 +587,8 @@ int mlxsw_sp_router_neigh_construct(struct net_device *dev, struct neighbour *n); void mlxsw_sp_router_neigh_destroy(struct net_device *dev, struct neighbour *n); +int mlxsw_sp_router_netevent_event(struct notifier_block *unused, + unsigned long event, void *ptr); int mlxsw_sp_kvdl_alloc(struct mlxsw_sp *mlxsw_sp, unsigned int entry_count); void mlxsw_sp_kvdl_free(struct mlxsw_sp *mlxsw_sp, int entry_index); diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c index 917ddd1e422f..3f5c51da6d3e 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c @@ -107,6 +107,7 @@ mlxsw_sp_prefix_usage_clear(struct mlxsw_sp_prefix_usage *prefix_usage, } struct mlxsw_sp_fib_key { + struct net_device *dev; unsigned char addr[sizeof(struct in6_addr)]; unsigned char prefix_len; }; @@ -123,7 +124,7 @@ struct mlxsw_sp_fib_entry { struct rhash_head ht_node; struct mlxsw_sp_fib_key key; enum mlxsw_sp_fib_entry_type type; - u8 added:1; + unsigned int ref_count; u16 rif; /* used for action local */ struct mlxsw_sp_vr *vr; struct list_head nexthop_group_node; @@ -171,13 +172,15 @@ static void mlxsw_sp_fib_entry_remove(struct mlxsw_sp_fib *fib, static struct mlxsw_sp_fib_entry * mlxsw_sp_fib_entry_create(struct mlxsw_sp_fib *fib, const void *addr, - size_t addr_len, unsigned char prefix_len) + size_t addr_len, unsigned char prefix_len, + struct net_device *dev) { struct mlxsw_sp_fib_entry *fib_entry; fib_entry = kzalloc(sizeof(*fib_entry), GFP_KERNEL); if (!fib_entry) return NULL; + fib_entry->key.dev = dev; memcpy(fib_entry->key.addr, addr, addr_len); fib_entry->key.prefix_len = prefix_len; return fib_entry; @@ -190,10 +193,13 @@ static void mlxsw_sp_fib_entry_destroy(struct mlxsw_sp_fib_entry *fib_entry) static struct mlxsw_sp_fib_entry * mlxsw_sp_fib_entry_lookup(struct mlxsw_sp_fib *fib, const void *addr, - size_t addr_len, unsigned char prefix_len) + size_t addr_len, unsigned char prefix_len, + struct net_device *dev) { - struct mlxsw_sp_fib_key key = {{ 0 } }; + struct mlxsw_sp_fib_key key; + memset(&key, 0, sizeof(key)); + key.dev = dev; memcpy(key.addr, addr, addr_len); key.prefix_len = prefix_len; return rhashtable_lookup_fast(&fib->ht, &key, mlxsw_sp_fib_ht_params); @@ -938,8 +944,8 @@ static void mlxsw_sp_router_neigh_update_hw(struct work_struct *work) mlxsw_sp_port_dev_put(mlxsw_sp_port); } -static int mlxsw_sp_router_netevent_event(struct notifier_block *unused, - unsigned long event, void *ptr) +int mlxsw_sp_router_netevent_event(struct notifier_block *unused, + unsigned long event, void *ptr) { struct mlxsw_sp_neigh_entry *neigh_entry; struct mlxsw_sp_port *mlxsw_sp_port; @@ -1009,10 +1015,6 @@ static int mlxsw_sp_router_netevent_event(struct notifier_block *unused, return NOTIFY_DONE; } -static struct notifier_block mlxsw_sp_router_netevent_nb __read_mostly = { - .notifier_call = mlxsw_sp_router_netevent_event, -}; - static int mlxsw_sp_neigh_init(struct mlxsw_sp *mlxsw_sp) { int err; @@ -1027,10 +1029,6 @@ static int mlxsw_sp_neigh_init(struct mlxsw_sp *mlxsw_sp) */ mlxsw_sp_router_neighs_update_interval_init(mlxsw_sp); - err = register_netevent_notifier(&mlxsw_sp_router_netevent_nb); - if (err) - goto err_register_netevent_notifier; - /* Create the delayed works for the activity_update */ INIT_DELAYED_WORK(&mlxsw_sp->router.neighs_update.dw, mlxsw_sp_router_neighs_update_work); @@ -1039,17 +1037,12 @@ static int mlxsw_sp_neigh_init(struct mlxsw_sp *mlxsw_sp) mlxsw_core_schedule_dw(&mlxsw_sp->router.neighs_update.dw, 0); mlxsw_core_schedule_dw(&mlxsw_sp->router.nexthop_probe_dw, 0); return 0; - -err_register_netevent_notifier: - rhashtable_destroy(&mlxsw_sp->router.neigh_ht); - return err; } static void mlxsw_sp_neigh_fini(struct mlxsw_sp *mlxsw_sp) { cancel_delayed_work_sync(&mlxsw_sp->router.neighs_update.dw); cancel_delayed_work_sync(&mlxsw_sp->router.nexthop_probe_dw); - unregister_netevent_notifier(&mlxsw_sp_router_netevent_nb); rhashtable_destroy(&mlxsw_sp->router.neigh_ht); } @@ -1524,7 +1517,14 @@ int mlxsw_sp_router_init(struct mlxsw_sp *mlxsw_sp) return err; mlxsw_sp_lpm_init(mlxsw_sp); mlxsw_sp_vrs_init(mlxsw_sp); - return mlxsw_sp_neigh_init(mlxsw_sp); + err = mlxsw_sp_neigh_init(mlxsw_sp); + if (err) + goto err_neigh_init; + return 0; + +err_neigh_init: + __mlxsw_sp_router_fini(mlxsw_sp); + return err; } void mlxsw_sp_router_fini(struct mlxsw_sp *mlxsw_sp) @@ -1626,11 +1626,8 @@ static int mlxsw_sp_fib_entry_op(struct mlxsw_sp *mlxsw_sp, static int mlxsw_sp_fib_entry_update(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_fib_entry *fib_entry) { - enum mlxsw_reg_ralue_op op; - - op = !fib_entry->added ? MLXSW_REG_RALUE_OP_WRITE_WRITE : - MLXSW_REG_RALUE_OP_WRITE_UPDATE; - return mlxsw_sp_fib_entry_op(mlxsw_sp, fib_entry, op); + return mlxsw_sp_fib_entry_op(mlxsw_sp, fib_entry, + MLXSW_REG_RALUE_OP_WRITE_WRITE); } static int mlxsw_sp_fib_entry_del(struct mlxsw_sp *mlxsw_sp, @@ -1695,34 +1692,93 @@ mlxsw_sp_router_fib4_entry_fini(struct mlxsw_sp *mlxsw_sp, mlxsw_sp_nexthop_group_put(mlxsw_sp, fib_entry); } -static int -mlxsw_sp_router_fib4_add_prepare(struct mlxsw_sp_port *mlxsw_sp_port, - const struct switchdev_obj_ipv4_fib *fib4, - struct switchdev_trans *trans) +static struct mlxsw_sp_fib_entry * +mlxsw_sp_fib_entry_get(struct mlxsw_sp *mlxsw_sp, + const struct switchdev_obj_ipv4_fib *fib4) { - struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; - struct mlxsw_sp_router_fib4_add_info *info; struct mlxsw_sp_fib_entry *fib_entry; + struct fib_info *fi = fib4->fi; struct mlxsw_sp_vr *vr; int err; vr = mlxsw_sp_vr_get(mlxsw_sp, fib4->dst_len, fib4->tb_id, MLXSW_SP_L3_PROTO_IPV4); if (IS_ERR(vr)) - return PTR_ERR(vr); + return ERR_CAST(vr); + fib_entry = mlxsw_sp_fib_entry_lookup(vr->fib, &fib4->dst, + sizeof(fib4->dst), + fib4->dst_len, fi->fib_dev); + if (fib_entry) { + /* Already exists, just take a reference */ + fib_entry->ref_count++; + return fib_entry; + } fib_entry = mlxsw_sp_fib_entry_create(vr->fib, &fib4->dst, - sizeof(fib4->dst), fib4->dst_len); + sizeof(fib4->dst), + fib4->dst_len, fi->fib_dev); if (!fib_entry) { err = -ENOMEM; goto err_fib_entry_create; } fib_entry->vr = vr; + fib_entry->ref_count = 1; err = mlxsw_sp_router_fib4_entry_init(mlxsw_sp, fib4, fib_entry); if (err) goto err_fib4_entry_init; + return fib_entry; + +err_fib4_entry_init: + mlxsw_sp_fib_entry_destroy(fib_entry); +err_fib_entry_create: + mlxsw_sp_vr_put(mlxsw_sp, vr); + + return ERR_PTR(err); +} + +static struct mlxsw_sp_fib_entry * +mlxsw_sp_fib_entry_find(struct mlxsw_sp *mlxsw_sp, + const struct switchdev_obj_ipv4_fib *fib4) +{ + struct mlxsw_sp_vr *vr; + + vr = mlxsw_sp_vr_find(mlxsw_sp, fib4->tb_id, MLXSW_SP_L3_PROTO_IPV4); + if (!vr) + return NULL; + + return mlxsw_sp_fib_entry_lookup(vr->fib, &fib4->dst, + sizeof(fib4->dst), fib4->dst_len, + fib4->fi->fib_dev); +} + +void mlxsw_sp_fib_entry_put(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_fib_entry *fib_entry) +{ + struct mlxsw_sp_vr *vr = fib_entry->vr; + + if (--fib_entry->ref_count == 0) { + mlxsw_sp_router_fib4_entry_fini(mlxsw_sp, fib_entry); + mlxsw_sp_fib_entry_destroy(fib_entry); + } + mlxsw_sp_vr_put(mlxsw_sp, vr); +} + +static int +mlxsw_sp_router_fib4_add_prepare(struct mlxsw_sp_port *mlxsw_sp_port, + const struct switchdev_obj_ipv4_fib *fib4, + struct switchdev_trans *trans) +{ + struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; + struct mlxsw_sp_router_fib4_add_info *info; + struct mlxsw_sp_fib_entry *fib_entry; + int err; + + fib_entry = mlxsw_sp_fib_entry_get(mlxsw_sp, fib4); + if (IS_ERR(fib_entry)) + return PTR_ERR(fib_entry); + info = kmalloc(sizeof(*info), GFP_KERNEL); if (!info) { err = -ENOMEM; @@ -1736,11 +1792,7 @@ mlxsw_sp_router_fib4_add_prepare(struct mlxsw_sp_port *mlxsw_sp_port, return 0; err_alloc_info: - mlxsw_sp_router_fib4_entry_fini(mlxsw_sp, fib_entry); -err_fib4_entry_init: - mlxsw_sp_fib_entry_destroy(fib_entry); -err_fib_entry_create: - mlxsw_sp_vr_put(mlxsw_sp, vr); + mlxsw_sp_fib_entry_put(mlxsw_sp, fib_entry); return err; } @@ -1759,11 +1811,14 @@ mlxsw_sp_router_fib4_add_commit(struct mlxsw_sp_port *mlxsw_sp_port, fib_entry = info->fib_entry; kfree(info); + if (fib_entry->ref_count != 1) + return 0; + vr = fib_entry->vr; - err = mlxsw_sp_fib_entry_insert(fib_entry->vr->fib, fib_entry); + err = mlxsw_sp_fib_entry_insert(vr->fib, fib_entry); if (err) goto err_fib_entry_insert; - err = mlxsw_sp_fib_entry_update(mlxsw_sp, fib_entry); + err = mlxsw_sp_fib_entry_update(mlxsw_sp_port->mlxsw_sp, fib_entry); if (err) goto err_fib_entry_add; return 0; @@ -1771,9 +1826,7 @@ mlxsw_sp_router_fib4_add_commit(struct mlxsw_sp_port *mlxsw_sp_port, err_fib_entry_add: mlxsw_sp_fib_entry_remove(vr->fib, fib_entry); err_fib_entry_insert: - mlxsw_sp_router_fib4_entry_fini(mlxsw_sp, fib_entry); - mlxsw_sp_fib_entry_destroy(fib_entry); - mlxsw_sp_vr_put(mlxsw_sp, vr); + mlxsw_sp_fib_entry_put(mlxsw_sp, fib_entry); return err; } @@ -1793,23 +1846,18 @@ int mlxsw_sp_router_fib4_del(struct mlxsw_sp_port *mlxsw_sp_port, { struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; struct mlxsw_sp_fib_entry *fib_entry; - struct mlxsw_sp_vr *vr; - vr = mlxsw_sp_vr_find(mlxsw_sp, fib4->tb_id, MLXSW_SP_L3_PROTO_IPV4); - if (!vr) { - dev_warn(mlxsw_sp->bus_info->dev, "Failed to find virtual router for FIB4 entry being removed.\n"); - return -ENOENT; - } - fib_entry = mlxsw_sp_fib_entry_lookup(vr->fib, &fib4->dst, - sizeof(fib4->dst), fib4->dst_len); + fib_entry = mlxsw_sp_fib_entry_find(mlxsw_sp, fib4); if (!fib_entry) { dev_warn(mlxsw_sp->bus_info->dev, "Failed to find FIB4 entry being removed.\n"); return -ENOENT; } - mlxsw_sp_fib_entry_del(mlxsw_sp_port->mlxsw_sp, fib_entry); - mlxsw_sp_fib_entry_remove(vr->fib, fib_entry); - mlxsw_sp_router_fib4_entry_fini(mlxsw_sp, fib_entry); - mlxsw_sp_fib_entry_destroy(fib_entry); - mlxsw_sp_vr_put(mlxsw_sp, vr); + + if (fib_entry->ref_count == 1) { + mlxsw_sp_fib_entry_del(mlxsw_sp, fib_entry); + mlxsw_sp_fib_entry_remove(fib_entry->vr->fib, fib_entry); + } + + mlxsw_sp_fib_entry_put(mlxsw_sp, fib_entry); return 0; } diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c index d1b59cdfacc1..7b654c517b91 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c @@ -167,8 +167,8 @@ static int mlxsw_sp_port_attr_stp_state_set(struct mlxsw_sp_port *mlxsw_sp_port, } static int __mlxsw_sp_port_flood_set(struct mlxsw_sp_port *mlxsw_sp_port, - u16 idx_begin, u16 idx_end, bool set, - bool only_uc) + u16 idx_begin, u16 idx_end, bool uc_set, + bool bm_set) { struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; u16 local_port = mlxsw_sp_port->local_port; @@ -187,28 +187,22 @@ static int __mlxsw_sp_port_flood_set(struct mlxsw_sp_port *mlxsw_sp_port, return -ENOMEM; mlxsw_reg_sftr_pack(sftr_pl, MLXSW_SP_FLOOD_TABLE_UC, idx_begin, - table_type, range, local_port, set); + table_type, range, local_port, uc_set); err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sftr), sftr_pl); if (err) goto buffer_out; - /* Flooding control allows one to decide whether a given port will - * flood unicast traffic for which there is no FDB entry. - */ - if (only_uc) - goto buffer_out; - mlxsw_reg_sftr_pack(sftr_pl, MLXSW_SP_FLOOD_TABLE_BM, idx_begin, - table_type, range, local_port, set); + table_type, range, local_port, bm_set); err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sftr), sftr_pl); if (err) goto err_flood_bm_set; - else - goto buffer_out; + + goto buffer_out; err_flood_bm_set: mlxsw_reg_sftr_pack(sftr_pl, MLXSW_SP_FLOOD_TABLE_UC, idx_begin, - table_type, range, local_port, !set); + table_type, range, local_port, !uc_set); mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sftr), sftr_pl); buffer_out: kfree(sftr_pl); @@ -257,8 +251,7 @@ int mlxsw_sp_vport_flood_set(struct mlxsw_sp_port *mlxsw_sp_vport, u16 fid, * the start of the vFIDs range. */ vfid = mlxsw_sp_fid_to_vfid(fid); - return __mlxsw_sp_port_flood_set(mlxsw_sp_vport, vfid, vfid, set, - false); + return __mlxsw_sp_port_flood_set(mlxsw_sp_vport, vfid, vfid, set, set); } static int mlxsw_sp_port_attr_br_flags_set(struct mlxsw_sp_port *mlxsw_sp_port, @@ -460,6 +453,9 @@ static int __mlxsw_sp_port_fid_join(struct mlxsw_sp_port *mlxsw_sp_port, { struct mlxsw_sp_fid *f; + if (test_bit(fid, mlxsw_sp_port->active_vlans)) + return 0; + f = mlxsw_sp_fid_find(mlxsw_sp_port->mlxsw_sp, fid); if (!f) { f = mlxsw_sp_fid_create(mlxsw_sp_port->mlxsw_sp, fid); @@ -517,7 +513,7 @@ static int mlxsw_sp_port_fid_join(struct mlxsw_sp_port *mlxsw_sp_port, } err = __mlxsw_sp_port_flood_set(mlxsw_sp_port, fid_begin, fid_end, - true, false); + mlxsw_sp_port->uc_flood, true); if (err) goto err_port_flood_set; diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c index 88678c172b19..39dadfca84ef 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c @@ -41,7 +41,6 @@ * Chris Telfer <chris.telfer@netronome.com> */ -#include <linux/version.h> #include <linux/module.h> #include <linux/kernel.h> #include <linux/init.h> @@ -1441,10 +1440,6 @@ static int nfp_net_rx(struct nfp_net_rx_ring *rx_ring, int budget) nfp_net_set_hash(nn->netdev, skb, rxd); - /* Pad small frames to minimum */ - if (skb_put_padto(skb, 60)) - break; - /* Stats update */ u64_stats_update_begin(&r_vec->rx_sync); r_vec->rx_pkts++; @@ -2049,12 +2044,16 @@ static int nfp_net_netdev_open(struct net_device *netdev) nn->rx_rings = kcalloc(nn->num_rx_rings, sizeof(*nn->rx_rings), GFP_KERNEL); - if (!nn->rx_rings) + if (!nn->rx_rings) { + err = -ENOMEM; goto err_free_lsc; + } nn->tx_rings = kcalloc(nn->num_tx_rings, sizeof(*nn->tx_rings), GFP_KERNEL); - if (!nn->tx_rings) + if (!nn->tx_rings) { + err = -ENOMEM; goto err_free_rx_rings; + } for (r = 0; r < nn->num_r_vecs; r++) { err = nfp_net_prepare_vector(nn, &nn->r_vecs[r], r); diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c b/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c index 7d7933d00b8f..4c9897220969 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c @@ -40,7 +40,6 @@ * Brad Petrus <brad.petrus@netronome.com> */ -#include <linux/version.h> #include <linux/kernel.h> #include <linux/netdevice.h> #include <linux/etherdevice.h> diff --git a/drivers/net/ethernet/netronome/nfp/nfp_netvf_main.c b/drivers/net/ethernet/netronome/nfp/nfp_netvf_main.c index 37abef016a0a..f7062cb648e1 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_netvf_main.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_netvf_main.c @@ -38,7 +38,6 @@ * Rolf Neugebauer <rolf.neugebauer@netronome.com> */ -#include <linux/version.h> #include <linux/module.h> #include <linux/kernel.h> #include <linux/init.h> @@ -134,7 +133,7 @@ static int nfp_netvf_pci_probe(struct pci_dev *pdev, } nfp_net_get_fw_version(&fw_ver, ctrl_bar); - if (fw_ver.class != NFP_NET_CFG_VERSION_CLASS_GENERIC) { + if (fw_ver.resv || fw_ver.class != NFP_NET_CFG_VERSION_CLASS_GENERIC) { dev_err(&pdev->dev, "Unknown Firmware ABI %d.%d.%d.%d\n", fw_ver.resv, fw_ver.class, fw_ver.major, fw_ver.minor); err = -EINVAL; @@ -142,9 +141,7 @@ static int nfp_netvf_pci_probe(struct pci_dev *pdev, } /* Determine stride */ - if (nfp_net_fw_ver_eq(&fw_ver, 0, 0, 0, 0) || - nfp_net_fw_ver_eq(&fw_ver, 0, 0, 0, 1) || - nfp_net_fw_ver_eq(&fw_ver, 0, 0, 0x12, 0x48)) { + if (nfp_net_fw_ver_eq(&fw_ver, 0, 0, 0, 1)) { stride = 2; tx_bar_no = NFP_NET_Q0_BAR; rx_bar_no = NFP_NET_Q1_BAR; diff --git a/drivers/net/ethernet/qlogic/qed/qed_dcbx.c b/drivers/net/ethernet/qlogic/qed/qed_dcbx.c index 226cb08cc055..3656d2fd673d 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_dcbx.c +++ b/drivers/net/ethernet/qlogic/qed/qed_dcbx.c @@ -19,6 +19,7 @@ #include "qed_dcbx.h" #include "qed_hsi.h" #include "qed_sp.h" +#include "qed_sriov.h" #ifdef CONFIG_DCB #include <linux/qed/qed_eth_if.h> #endif @@ -945,6 +946,9 @@ static int qed_dcbx_query_params(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt; int rc; + if (IS_VF(p_hwfn->cdev)) + return -EINVAL; + p_ptt = qed_ptt_acquire(p_hwfn); if (!p_ptt) return -EBUSY; @@ -984,6 +988,7 @@ qed_dcbx_set_pfc_data(struct qed_hwfn *p_hwfn, if (p_params->pfc.prio[i]) pfc_map |= BIT(i); + *pfc &= ~DCBX_PFC_PRI_EN_BITMAP_MASK; *pfc |= (pfc_map << DCBX_PFC_PRI_EN_BITMAP_SHIFT); DP_VERBOSE(p_hwfn, QED_MSG_DCB, "pfc = 0x%x\n", *pfc); @@ -1058,24 +1063,33 @@ qed_dcbx_set_app_data(struct qed_hwfn *p_hwfn, for (i = 0; i < DCBX_MAX_APP_PROTOCOL; i++) { entry = &p_app->app_pri_tbl[i].entry; + *entry = 0; if (ieee) { - *entry &= ~DCBX_APP_SF_IEEE_MASK; + *entry &= ~(DCBX_APP_SF_IEEE_MASK | DCBX_APP_SF_MASK); switch (p_params->app_entry[i].sf_ieee) { case QED_DCBX_SF_IEEE_ETHTYPE: *entry |= ((u32)DCBX_APP_SF_IEEE_ETHTYPE << DCBX_APP_SF_IEEE_SHIFT); + *entry |= ((u32)DCBX_APP_SF_ETHTYPE << + DCBX_APP_SF_SHIFT); break; case QED_DCBX_SF_IEEE_TCP_PORT: *entry |= ((u32)DCBX_APP_SF_IEEE_TCP_PORT << DCBX_APP_SF_IEEE_SHIFT); + *entry |= ((u32)DCBX_APP_SF_PORT << + DCBX_APP_SF_SHIFT); break; case QED_DCBX_SF_IEEE_UDP_PORT: *entry |= ((u32)DCBX_APP_SF_IEEE_UDP_PORT << DCBX_APP_SF_IEEE_SHIFT); + *entry |= ((u32)DCBX_APP_SF_PORT << + DCBX_APP_SF_SHIFT); break; case QED_DCBX_SF_IEEE_TCP_UDP_PORT: *entry |= ((u32)DCBX_APP_SF_IEEE_TCP_UDP_PORT << DCBX_APP_SF_IEEE_SHIFT); + *entry |= ((u32)DCBX_APP_SF_PORT << + DCBX_APP_SF_SHIFT); break; } } else { @@ -1175,7 +1189,7 @@ int qed_dcbx_get_config_params(struct qed_hwfn *p_hwfn, return 0; } - dcbx_info = kmalloc(sizeof(*dcbx_info), GFP_KERNEL); + dcbx_info = kzalloc(sizeof(*dcbx_info), GFP_KERNEL); if (!dcbx_info) { DP_ERR(p_hwfn, "Failed to allocate struct qed_dcbx_info\n"); return -ENOMEM; @@ -1212,7 +1226,7 @@ static struct qed_dcbx_get *qed_dcbnl_get_dcbx(struct qed_hwfn *hwfn, { struct qed_dcbx_get *dcbx_info; - dcbx_info = kmalloc(sizeof(*dcbx_info), GFP_KERNEL); + dcbx_info = kzalloc(sizeof(*dcbx_info), GFP_KERNEL); if (!dcbx_info) { DP_ERR(hwfn->cdev, "Failed to allocate memory for dcbx_info\n"); return NULL; diff --git a/drivers/net/ethernet/qlogic/qed/qed_mcp.c b/drivers/net/ethernet/qlogic/qed/qed_mcp.c index a240f26344a4..f776a77794c5 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_mcp.c +++ b/drivers/net/ethernet/qlogic/qed/qed_mcp.c @@ -1153,8 +1153,8 @@ qed_mcp_send_drv_version(struct qed_hwfn *p_hwfn, p_drv_version = &union_data.drv_version; p_drv_version->version = p_ver->version; - for (i = 0; i < MCP_DRV_VER_STR_SIZE - 1; i += 4) { - val = cpu_to_be32(p_ver->name[i]); + for (i = 0; i < (MCP_DRV_VER_STR_SIZE - 4) / sizeof(u32); i++) { + val = cpu_to_be32(*((u32 *)&p_ver->name[i * sizeof(u32)])); *(__be32 *)&p_drv_version->name[i * sizeof(u32)] = val; } diff --git a/drivers/net/ethernet/qlogic/qede/qede_main.c b/drivers/net/ethernet/qlogic/qede/qede_main.c index a6eb6af8cbe8..9544e4c41359 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_main.c +++ b/drivers/net/ethernet/qlogic/qede/qede_main.c @@ -2520,7 +2520,8 @@ static int __qede_probe(struct pci_dev *pdev, u32 dp_module, u8 dp_level, edev->ops->register_ops(cdev, &qede_ll_ops, edev); #ifdef CONFIG_DCB - qede_set_dcbnl_ops(edev->ndev); + if (!IS_VF(edev)) + qede_set_dcbnl_ops(edev->ndev); #endif INIT_DELAYED_WORK(&edev->sp_task, qede_sp_task); diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c index 799d58d86e6d..054e795df90f 100644 --- a/drivers/net/ethernet/renesas/sh_eth.c +++ b/drivers/net/ethernet/renesas/sh_eth.c @@ -201,9 +201,14 @@ static const u16 sh_eth_offset_fast_rz[SH_ETH_MAX_REGISTER_OFFSET] = { [ARSTR] = 0x0000, [TSU_CTRST] = 0x0004, + [TSU_FWSLC] = 0x0038, [TSU_VTAG0] = 0x0058, [TSU_ADSBSY] = 0x0060, [TSU_TEN] = 0x0064, + [TSU_POST1] = 0x0070, + [TSU_POST2] = 0x0074, + [TSU_POST3] = 0x0078, + [TSU_POST4] = 0x007c, [TSU_ADRH0] = 0x0100, [TXNLCR0] = 0x0080, @@ -2786,6 +2791,8 @@ static void sh_eth_tsu_init(struct sh_eth_private *mdp) { if (sh_eth_is_rz_fast_ether(mdp)) { sh_eth_tsu_write(mdp, 0, TSU_TEN); /* Disable all CAM entry */ + sh_eth_tsu_write(mdp, TSU_FWSLC_POSTENU | TSU_FWSLC_POSTENL, + TSU_FWSLC); /* Enable POST registers */ return; } diff --git a/drivers/net/ethernet/smsc/smc91x.h b/drivers/net/ethernet/smsc/smc91x.h index e17671c9d1b0..ea8465467469 100644 --- a/drivers/net/ethernet/smsc/smc91x.h +++ b/drivers/net/ethernet/smsc/smc91x.h @@ -470,7 +470,9 @@ smc_pxa_dma_insw(void __iomem *ioaddr, struct smc_local *lp, int reg, int dma, #endif #if ! SMC_CAN_USE_8BIT +#undef SMC_inb #define SMC_inb(ioaddr, reg) ({ BUG(); 0; }) +#undef SMC_outb #define SMC_outb(x, ioaddr, reg) BUG() #define SMC_insb(a, r, p, l) BUG() #define SMC_outsb(a, r, p, l) BUG() diff --git a/drivers/net/ethernet/smsc/smsc911x.c b/drivers/net/ethernet/smsc/smsc911x.c index ca3134540d2d..4f8910b7db2e 100644 --- a/drivers/net/ethernet/smsc/smsc911x.c +++ b/drivers/net/ethernet/smsc/smsc911x.c @@ -1099,15 +1099,8 @@ static int smsc911x_mii_init(struct platform_device *pdev, goto err_out_free_bus_2; } - if (smsc911x_mii_probe(dev) < 0) { - SMSC_WARN(pdata, probe, "Error registering mii bus"); - goto err_out_unregister_bus_3; - } - return 0; -err_out_unregister_bus_3: - mdiobus_unregister(pdata->mii_bus); err_out_free_bus_2: mdiobus_free(pdata->mii_bus); err_out_1: @@ -1514,23 +1507,90 @@ static void smsc911x_disable_irq_chip(struct net_device *dev) smsc911x_reg_write(pdata, INT_STS, 0xFFFFFFFF); } +static irqreturn_t smsc911x_irqhandler(int irq, void *dev_id) +{ + struct net_device *dev = dev_id; + struct smsc911x_data *pdata = netdev_priv(dev); + u32 intsts = smsc911x_reg_read(pdata, INT_STS); + u32 inten = smsc911x_reg_read(pdata, INT_EN); + int serviced = IRQ_NONE; + u32 temp; + + if (unlikely(intsts & inten & INT_STS_SW_INT_)) { + temp = smsc911x_reg_read(pdata, INT_EN); + temp &= (~INT_EN_SW_INT_EN_); + smsc911x_reg_write(pdata, INT_EN, temp); + smsc911x_reg_write(pdata, INT_STS, INT_STS_SW_INT_); + pdata->software_irq_signal = 1; + smp_wmb(); + serviced = IRQ_HANDLED; + } + + if (unlikely(intsts & inten & INT_STS_RXSTOP_INT_)) { + /* Called when there is a multicast update scheduled and + * it is now safe to complete the update */ + SMSC_TRACE(pdata, intr, "RX Stop interrupt"); + smsc911x_reg_write(pdata, INT_STS, INT_STS_RXSTOP_INT_); + if (pdata->multicast_update_pending) + smsc911x_rx_multicast_update_workaround(pdata); + serviced = IRQ_HANDLED; + } + + if (intsts & inten & INT_STS_TDFA_) { + temp = smsc911x_reg_read(pdata, FIFO_INT); + temp |= FIFO_INT_TX_AVAIL_LEVEL_; + smsc911x_reg_write(pdata, FIFO_INT, temp); + smsc911x_reg_write(pdata, INT_STS, INT_STS_TDFA_); + netif_wake_queue(dev); + serviced = IRQ_HANDLED; + } + + if (unlikely(intsts & inten & INT_STS_RXE_)) { + SMSC_TRACE(pdata, intr, "RX Error interrupt"); + smsc911x_reg_write(pdata, INT_STS, INT_STS_RXE_); + serviced = IRQ_HANDLED; + } + + if (likely(intsts & inten & INT_STS_RSFL_)) { + if (likely(napi_schedule_prep(&pdata->napi))) { + /* Disable Rx interrupts */ + temp = smsc911x_reg_read(pdata, INT_EN); + temp &= (~INT_EN_RSFL_EN_); + smsc911x_reg_write(pdata, INT_EN, temp); + /* Schedule a NAPI poll */ + __napi_schedule(&pdata->napi); + } else { + SMSC_WARN(pdata, rx_err, "napi_schedule_prep failed"); + } + serviced = IRQ_HANDLED; + } + + return serviced; +} + static int smsc911x_open(struct net_device *dev) { struct smsc911x_data *pdata = netdev_priv(dev); unsigned int timeout; unsigned int temp; unsigned int intcfg; + int retval; + int irq_flags; - /* if the phy is not yet registered, retry later*/ + /* find and start the given phy */ if (!dev->phydev) { - SMSC_WARN(pdata, hw, "phy_dev is NULL"); - return -EAGAIN; + retval = smsc911x_mii_probe(dev); + if (retval < 0) { + SMSC_WARN(pdata, probe, "Error starting phy"); + goto out; + } } /* Reset the LAN911x */ - if (smsc911x_soft_reset(pdata)) { + retval = smsc911x_soft_reset(pdata); + if (retval) { SMSC_WARN(pdata, hw, "soft reset failed"); - return -EIO; + goto mii_free_out; } smsc911x_reg_write(pdata, HW_CFG, 0x00050000); @@ -1586,6 +1646,15 @@ static int smsc911x_open(struct net_device *dev) pdata->software_irq_signal = 0; smp_wmb(); + irq_flags = irq_get_trigger_type(dev->irq); + retval = request_irq(dev->irq, smsc911x_irqhandler, + irq_flags | IRQF_SHARED, dev->name, dev); + if (retval) { + SMSC_WARN(pdata, probe, + "Unable to claim requested irq: %d", dev->irq); + goto mii_free_out; + } + temp = smsc911x_reg_read(pdata, INT_EN); temp |= INT_EN_SW_INT_EN_; smsc911x_reg_write(pdata, INT_EN, temp); @@ -1600,7 +1669,8 @@ static int smsc911x_open(struct net_device *dev) if (!pdata->software_irq_signal) { netdev_warn(dev, "ISR failed signaling test (IRQ %d)\n", dev->irq); - return -ENODEV; + retval = -ENODEV; + goto irq_stop_out; } SMSC_TRACE(pdata, ifup, "IRQ handler passed test using IRQ %d", dev->irq); @@ -1646,6 +1716,14 @@ static int smsc911x_open(struct net_device *dev) netif_start_queue(dev); return 0; + +irq_stop_out: + free_irq(dev->irq, dev); +mii_free_out: + phy_disconnect(dev->phydev); + dev->phydev = NULL; +out: + return retval; } /* Entry point for stopping the interface */ @@ -1667,9 +1745,15 @@ static int smsc911x_stop(struct net_device *dev) dev->stats.rx_dropped += smsc911x_reg_read(pdata, RX_DROP); smsc911x_tx_update_txcounters(dev); + free_irq(dev->irq, dev); + /* Bring the PHY down */ - if (dev->phydev) + if (dev->phydev) { phy_stop(dev->phydev); + phy_disconnect(dev->phydev); + dev->phydev = NULL; + } + netif_carrier_off(dev); SMSC_TRACE(pdata, ifdown, "Interface stopped"); return 0; @@ -1811,67 +1895,6 @@ static void smsc911x_set_multicast_list(struct net_device *dev) spin_unlock_irqrestore(&pdata->mac_lock, flags); } -static irqreturn_t smsc911x_irqhandler(int irq, void *dev_id) -{ - struct net_device *dev = dev_id; - struct smsc911x_data *pdata = netdev_priv(dev); - u32 intsts = smsc911x_reg_read(pdata, INT_STS); - u32 inten = smsc911x_reg_read(pdata, INT_EN); - int serviced = IRQ_NONE; - u32 temp; - - if (unlikely(intsts & inten & INT_STS_SW_INT_)) { - temp = smsc911x_reg_read(pdata, INT_EN); - temp &= (~INT_EN_SW_INT_EN_); - smsc911x_reg_write(pdata, INT_EN, temp); - smsc911x_reg_write(pdata, INT_STS, INT_STS_SW_INT_); - pdata->software_irq_signal = 1; - smp_wmb(); - serviced = IRQ_HANDLED; - } - - if (unlikely(intsts & inten & INT_STS_RXSTOP_INT_)) { - /* Called when there is a multicast update scheduled and - * it is now safe to complete the update */ - SMSC_TRACE(pdata, intr, "RX Stop interrupt"); - smsc911x_reg_write(pdata, INT_STS, INT_STS_RXSTOP_INT_); - if (pdata->multicast_update_pending) - smsc911x_rx_multicast_update_workaround(pdata); - serviced = IRQ_HANDLED; - } - - if (intsts & inten & INT_STS_TDFA_) { - temp = smsc911x_reg_read(pdata, FIFO_INT); - temp |= FIFO_INT_TX_AVAIL_LEVEL_; - smsc911x_reg_write(pdata, FIFO_INT, temp); - smsc911x_reg_write(pdata, INT_STS, INT_STS_TDFA_); - netif_wake_queue(dev); - serviced = IRQ_HANDLED; - } - - if (unlikely(intsts & inten & INT_STS_RXE_)) { - SMSC_TRACE(pdata, intr, "RX Error interrupt"); - smsc911x_reg_write(pdata, INT_STS, INT_STS_RXE_); - serviced = IRQ_HANDLED; - } - - if (likely(intsts & inten & INT_STS_RSFL_)) { - if (likely(napi_schedule_prep(&pdata->napi))) { - /* Disable Rx interrupts */ - temp = smsc911x_reg_read(pdata, INT_EN); - temp &= (~INT_EN_RSFL_EN_); - smsc911x_reg_write(pdata, INT_EN, temp); - /* Schedule a NAPI poll */ - __napi_schedule(&pdata->napi); - } else { - SMSC_WARN(pdata, rx_err, "napi_schedule_prep failed"); - } - serviced = IRQ_HANDLED; - } - - return serviced; -} - #ifdef CONFIG_NET_POLL_CONTROLLER static void smsc911x_poll_controller(struct net_device *dev) { @@ -2291,16 +2314,14 @@ static int smsc911x_drv_remove(struct platform_device *pdev) pdata = netdev_priv(dev); BUG_ON(!pdata); BUG_ON(!pdata->ioaddr); - BUG_ON(!dev->phydev); + WARN_ON(dev->phydev); SMSC_TRACE(pdata, ifdown, "Stopping driver"); - phy_disconnect(dev->phydev); mdiobus_unregister(pdata->mii_bus); mdiobus_free(pdata->mii_bus); unregister_netdev(dev); - free_irq(dev->irq, dev); res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "smsc911x-memory"); if (!res) @@ -2385,8 +2406,7 @@ static int smsc911x_drv_probe(struct platform_device *pdev) struct smsc911x_data *pdata; struct smsc911x_platform_config *config = dev_get_platdata(&pdev->dev); struct resource *res; - unsigned int intcfg = 0; - int res_size, irq, irq_flags; + int res_size, irq; int retval; res = platform_get_resource_byname(pdev, IORESOURCE_MEM, @@ -2425,7 +2445,6 @@ static int smsc911x_drv_probe(struct platform_device *pdev) pdata = netdev_priv(dev); dev->irq = irq; - irq_flags = irq_get_trigger_type(irq); pdata->ioaddr = ioremap_nocache(res->start, res_size); pdata->dev = dev; @@ -2472,43 +2491,23 @@ static int smsc911x_drv_probe(struct platform_device *pdev) if (retval < 0) goto out_disable_resources; - /* configure irq polarity and type before connecting isr */ - if (pdata->config.irq_polarity == SMSC911X_IRQ_POLARITY_ACTIVE_HIGH) - intcfg |= INT_CFG_IRQ_POL_; - - if (pdata->config.irq_type == SMSC911X_IRQ_TYPE_PUSH_PULL) - intcfg |= INT_CFG_IRQ_TYPE_; - - smsc911x_reg_write(pdata, INT_CFG, intcfg); - - /* Ensure interrupts are globally disabled before connecting ISR */ - smsc911x_disable_irq_chip(dev); + netif_carrier_off(dev); - retval = request_irq(dev->irq, smsc911x_irqhandler, - irq_flags | IRQF_SHARED, dev->name, dev); + retval = smsc911x_mii_init(pdev, dev); if (retval) { - SMSC_WARN(pdata, probe, - "Unable to claim requested irq: %d", dev->irq); + SMSC_WARN(pdata, probe, "Error %i initialising mii", retval); goto out_disable_resources; } - netif_carrier_off(dev); - retval = register_netdev(dev); if (retval) { SMSC_WARN(pdata, probe, "Error %i registering device", retval); - goto out_free_irq; + goto out_disable_resources; } else { SMSC_TRACE(pdata, probe, "Network interface: \"%s\"", dev->name); } - retval = smsc911x_mii_init(pdev, dev); - if (retval) { - SMSC_WARN(pdata, probe, "Error %i initialising mii", retval); - goto out_unregister_netdev_5; - } - spin_lock_irq(&pdata->mac_lock); /* Check if mac address has been specified when bringing interface up */ @@ -2544,10 +2543,6 @@ static int smsc911x_drv_probe(struct platform_device *pdev) return 0; -out_unregister_netdev_5: - unregister_netdev(dev); -out_free_irq: - free_irq(dev->irq, dev); out_disable_resources: pm_runtime_put(&pdev->dev); pm_runtime_disable(&pdev->dev); diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c index cbefe9e2207c..885a5e64519d 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_core.c @@ -261,7 +261,7 @@ static void dwmac1000_pmt(struct mac_device_info *hw, unsigned long mode) } if (mode & WAKE_UCAST) { pr_debug("GMAC: WOL on global unicast\n"); - pmt |= global_unicast; + pmt |= power_down | global_unicast | wake_up_frame_en; } writel(pmt, ioaddr + GMAC_PMT); diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c index df5580dcdfed..51019b794be5 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c @@ -102,7 +102,7 @@ static void dwmac4_pmt(struct mac_device_info *hw, unsigned long mode) } if (mode & WAKE_UCAST) { pr_debug("GMAC: WOL on global unicast\n"); - pmt |= global_unicast; + pmt |= power_down | global_unicast | wake_up_frame_en; } writel(pmt, ioaddr + GMAC_PMT); diff --git a/drivers/net/ethernet/synopsys/dwc_eth_qos.c b/drivers/net/ethernet/synopsys/dwc_eth_qos.c index 5a3941bf250f..4490ebaed127 100644 --- a/drivers/net/ethernet/synopsys/dwc_eth_qos.c +++ b/drivers/net/ethernet/synopsys/dwc_eth_qos.c @@ -1246,7 +1246,7 @@ static int dwceqos_mii_init(struct net_local *lp) lp->mii_bus->read = &dwceqos_mdio_read; lp->mii_bus->write = &dwceqos_mdio_write; lp->mii_bus->priv = lp; - lp->mii_bus->parent = &lp->ndev->dev; + lp->mii_bus->parent = &lp->pdev->dev; of_address_to_resource(lp->pdev->dev.of_node, 0, &res); snprintf(lp->mii_bus->id, MII_BUS_ID_SIZE, "%.8llx", @@ -2853,25 +2853,17 @@ static int dwceqos_probe(struct platform_device *pdev) ndev->features = ndev->hw_features; - netif_napi_add(ndev, &lp->napi, dwceqos_rx_poll, NAPI_POLL_WEIGHT); - - ret = register_netdev(ndev); - if (ret) { - dev_err(&pdev->dev, "Cannot register net device, aborting.\n"); - goto err_out_clk_dis_aper; - } - lp->phy_ref_clk = devm_clk_get(&pdev->dev, "phy_ref_clk"); if (IS_ERR(lp->phy_ref_clk)) { dev_err(&pdev->dev, "phy_ref_clk clock not found.\n"); ret = PTR_ERR(lp->phy_ref_clk); - goto err_out_unregister_netdev; + goto err_out_clk_dis_aper; } ret = clk_prepare_enable(lp->phy_ref_clk); if (ret) { dev_err(&pdev->dev, "Unable to enable device clock.\n"); - goto err_out_unregister_netdev; + goto err_out_clk_dis_aper; } lp->phy_node = of_parse_phandle(lp->pdev->dev.of_node, @@ -2880,7 +2872,7 @@ static int dwceqos_probe(struct platform_device *pdev) ret = of_phy_register_fixed_link(lp->pdev->dev.of_node); if (ret < 0) { dev_err(&pdev->dev, "invalid fixed-link"); - goto err_out_unregister_clk_notifier; + goto err_out_clk_dis_phy; } lp->phy_node = of_node_get(lp->pdev->dev.of_node); @@ -2889,7 +2881,7 @@ static int dwceqos_probe(struct platform_device *pdev) ret = of_get_phy_mode(lp->pdev->dev.of_node); if (ret < 0) { dev_err(&lp->pdev->dev, "error in getting phy i/f\n"); - goto err_out_unregister_clk_notifier; + goto err_out_clk_dis_phy; } lp->phy_interface = ret; @@ -2897,14 +2889,14 @@ static int dwceqos_probe(struct platform_device *pdev) ret = dwceqos_mii_init(lp); if (ret) { dev_err(&lp->pdev->dev, "error in dwceqos_mii_init\n"); - goto err_out_unregister_clk_notifier; + goto err_out_clk_dis_phy; } ret = dwceqos_mii_probe(ndev); if (ret != 0) { netdev_err(ndev, "mii_probe fail.\n"); ret = -ENXIO; - goto err_out_unregister_clk_notifier; + goto err_out_clk_dis_phy; } dwceqos_set_umac_addr(lp, lp->ndev->dev_addr, 0); @@ -2922,7 +2914,7 @@ static int dwceqos_probe(struct platform_device *pdev) if (ret) { dev_err(&lp->pdev->dev, "Unable to retrieve DT, error %d\n", ret); - goto err_out_unregister_clk_notifier; + goto err_out_clk_dis_phy; } dev_info(&lp->pdev->dev, "pdev->id %d, baseaddr 0x%08lx, irq %d\n", pdev->id, ndev->base_addr, ndev->irq); @@ -2932,18 +2924,24 @@ static int dwceqos_probe(struct platform_device *pdev) if (ret) { dev_err(&lp->pdev->dev, "Unable to request IRQ %d, error %d\n", ndev->irq, ret); - goto err_out_unregister_clk_notifier; + goto err_out_clk_dis_phy; } if (netif_msg_probe(lp)) netdev_dbg(ndev, "net_local@%p\n", lp); + netif_napi_add(ndev, &lp->napi, dwceqos_rx_poll, NAPI_POLL_WEIGHT); + + ret = register_netdev(ndev); + if (ret) { + dev_err(&pdev->dev, "Cannot register net device, aborting.\n"); + goto err_out_clk_dis_phy; + } + return 0; -err_out_unregister_clk_notifier: +err_out_clk_dis_phy: clk_disable_unprepare(lp->phy_ref_clk); -err_out_unregister_netdev: - unregister_netdev(ndev); err_out_clk_dis_aper: clk_disable_unprepare(lp->apb_pclk); err_out_free_netdev: |