diff options
Diffstat (limited to 'drivers/net/ethernet')
119 files changed, 961 insertions, 1120 deletions
diff --git a/drivers/net/ethernet/amazon/ena/ena_com.c b/drivers/net/ethernet/amazon/ena/ena_com.c index 17f12c18d225..7635c38e77dd 100644 --- a/drivers/net/ethernet/amazon/ena/ena_com.c +++ b/drivers/net/ethernet/amazon/ena/ena_com.c @@ -459,12 +459,12 @@ static void ena_com_handle_admin_completion(struct ena_com_admin_queue *admin_qu cqe = &admin_queue->cq.entries[head_masked]; /* Go over all the completions */ - while ((cqe->acq_common_descriptor.flags & + while ((READ_ONCE(cqe->acq_common_descriptor.flags) & ENA_ADMIN_ACQ_COMMON_DESC_PHASE_MASK) == phase) { /* Do not read the rest of the completion entry before the * phase bit was validated */ - rmb(); + dma_rmb(); ena_com_handle_single_admin_completion(admin_queue, cqe); head_masked++; @@ -627,17 +627,10 @@ static u32 ena_com_reg_bar_read32(struct ena_com_dev *ena_dev, u16 offset) mmio_read_reg |= mmio_read->seq_num & ENA_REGS_MMIO_REG_READ_REQ_ID_MASK; - /* make sure read_resp->req_id get updated before the hw can write - * there - */ - wmb(); - - writel_relaxed(mmio_read_reg, - ena_dev->reg_bar + ENA_REGS_MMIO_REG_READ_OFF); + writel(mmio_read_reg, ena_dev->reg_bar + ENA_REGS_MMIO_REG_READ_OFF); - mmiowb(); for (i = 0; i < timeout; i++) { - if (read_resp->req_id == mmio_read->seq_num) + if (READ_ONCE(read_resp->req_id) == mmio_read->seq_num) break; udelay(1); @@ -1796,8 +1789,13 @@ void ena_com_aenq_intr_handler(struct ena_com_dev *dev, void *data) aenq_common = &aenq_e->aenq_common_desc; /* Go over all the events */ - while ((aenq_common->flags & ENA_ADMIN_AENQ_COMMON_DESC_PHASE_MASK) == - phase) { + while ((READ_ONCE(aenq_common->flags) & + ENA_ADMIN_AENQ_COMMON_DESC_PHASE_MASK) == phase) { + /* Make sure the phase bit (ownership) is as expected before + * reading the rest of the descriptor. + */ + dma_rmb(); + pr_debug("AENQ! Group[%x] Syndrom[%x] timestamp: [%llus]\n", aenq_common->group, aenq_common->syndrom, (u64)aenq_common->timestamp_low + diff --git a/drivers/net/ethernet/amazon/ena/ena_eth_com.c b/drivers/net/ethernet/amazon/ena/ena_eth_com.c index ea149c134e15..2b3ff0c20155 100644 --- a/drivers/net/ethernet/amazon/ena/ena_eth_com.c +++ b/drivers/net/ethernet/amazon/ena/ena_eth_com.c @@ -51,6 +51,11 @@ static inline struct ena_eth_io_rx_cdesc_base *ena_com_get_next_rx_cdesc( if (desc_phase != expected_phase) return NULL; + /* Make sure we read the rest of the descriptor after the phase bit + * has been read + */ + dma_rmb(); + return cdesc; } @@ -240,11 +245,11 @@ static inline void ena_com_rx_set_flags(struct ena_com_rx_ctx *ena_rx_ctx, (cdesc->status & ENA_ETH_IO_RX_CDESC_BASE_L4_PROTO_IDX_MASK) >> ENA_ETH_IO_RX_CDESC_BASE_L4_PROTO_IDX_SHIFT; ena_rx_ctx->l3_csum_err = - (cdesc->status & ENA_ETH_IO_RX_CDESC_BASE_L3_CSUM_ERR_MASK) >> - ENA_ETH_IO_RX_CDESC_BASE_L3_CSUM_ERR_SHIFT; + !!((cdesc->status & ENA_ETH_IO_RX_CDESC_BASE_L3_CSUM_ERR_MASK) >> + ENA_ETH_IO_RX_CDESC_BASE_L3_CSUM_ERR_SHIFT); ena_rx_ctx->l4_csum_err = - (cdesc->status & ENA_ETH_IO_RX_CDESC_BASE_L4_CSUM_ERR_MASK) >> - ENA_ETH_IO_RX_CDESC_BASE_L4_CSUM_ERR_SHIFT; + !!((cdesc->status & ENA_ETH_IO_RX_CDESC_BASE_L4_CSUM_ERR_MASK) >> + ENA_ETH_IO_RX_CDESC_BASE_L4_CSUM_ERR_SHIFT); ena_rx_ctx->hash = cdesc->hash; ena_rx_ctx->frag = (cdesc->status & ENA_ETH_IO_RX_CDESC_BASE_IPV4_FRAG_MASK) >> @@ -493,6 +498,7 @@ int ena_com_tx_comp_req_id_get(struct ena_com_io_cq *io_cq, u16 *req_id) if (cdesc_phase != expected_phase) return -EAGAIN; + dma_rmb(); if (unlikely(cdesc->req_id >= io_cq->q_depth)) { pr_err("Invalid req id %d\n", cdesc->req_id); return -EINVAL; diff --git a/drivers/net/ethernet/amazon/ena/ena_eth_com.h b/drivers/net/ethernet/amazon/ena/ena_eth_com.h index 6fdc753d9483..2f7657227cfe 100644 --- a/drivers/net/ethernet/amazon/ena/ena_eth_com.h +++ b/drivers/net/ethernet/amazon/ena/ena_eth_com.h @@ -107,8 +107,7 @@ static inline int ena_com_sq_empty_space(struct ena_com_io_sq *io_sq) return io_sq->q_depth - 1 - cnt; } -static inline int ena_com_write_sq_doorbell(struct ena_com_io_sq *io_sq, - bool relaxed) +static inline int ena_com_write_sq_doorbell(struct ena_com_io_sq *io_sq) { u16 tail; @@ -117,10 +116,7 @@ static inline int ena_com_write_sq_doorbell(struct ena_com_io_sq *io_sq, pr_debug("write submission queue doorbell for queue: %d tail: %d\n", io_sq->qid, tail); - if (relaxed) - writel_relaxed(tail, io_sq->db_addr); - else - writel(tail, io_sq->db_addr); + writel(tail, io_sq->db_addr); return 0; } diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c b/drivers/net/ethernet/amazon/ena/ena_netdev.c index c673ac2df65b..d906293ce07d 100644 --- a/drivers/net/ethernet/amazon/ena/ena_netdev.c +++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c @@ -76,7 +76,7 @@ MODULE_DEVICE_TABLE(pci, ena_pci_tbl); static int ena_rss_init_default(struct ena_adapter *adapter); static void check_for_admin_com_state(struct ena_adapter *adapter); -static void ena_destroy_device(struct ena_adapter *adapter); +static void ena_destroy_device(struct ena_adapter *adapter, bool graceful); static int ena_restore_device(struct ena_adapter *adapter); static void ena_tx_timeout(struct net_device *dev) @@ -461,7 +461,7 @@ static inline int ena_alloc_rx_page(struct ena_ring *rx_ring, return -ENOMEM; } - dma = dma_map_page(rx_ring->dev, page, 0, PAGE_SIZE, + dma = dma_map_page(rx_ring->dev, page, 0, ENA_PAGE_SIZE, DMA_FROM_DEVICE); if (unlikely(dma_mapping_error(rx_ring->dev, dma))) { u64_stats_update_begin(&rx_ring->syncp); @@ -478,7 +478,7 @@ static inline int ena_alloc_rx_page(struct ena_ring *rx_ring, rx_info->page_offset = 0; ena_buf = &rx_info->ena_buf; ena_buf->paddr = dma; - ena_buf->len = PAGE_SIZE; + ena_buf->len = ENA_PAGE_SIZE; return 0; } @@ -495,7 +495,7 @@ static void ena_free_rx_page(struct ena_ring *rx_ring, return; } - dma_unmap_page(rx_ring->dev, ena_buf->paddr, PAGE_SIZE, + dma_unmap_page(rx_ring->dev, ena_buf->paddr, ENA_PAGE_SIZE, DMA_FROM_DEVICE); __free_page(page); @@ -551,14 +551,9 @@ static int ena_refill_rx_bufs(struct ena_ring *rx_ring, u32 num) rx_ring->qid, i, num); } - if (likely(i)) { - /* Add memory barrier to make sure the desc were written before - * issue a doorbell - */ - wmb(); - ena_com_write_sq_doorbell(rx_ring->ena_com_io_sq, true); - mmiowb(); - } + /* ena_com_write_sq_doorbell issues a wmb() */ + if (likely(i)) + ena_com_write_sq_doorbell(rx_ring->ena_com_io_sq); rx_ring->next_to_use = next_to_use; @@ -916,10 +911,10 @@ static struct sk_buff *ena_rx_skb(struct ena_ring *rx_ring, do { dma_unmap_page(rx_ring->dev, dma_unmap_addr(&rx_info->ena_buf, paddr), - PAGE_SIZE, DMA_FROM_DEVICE); + ENA_PAGE_SIZE, DMA_FROM_DEVICE); skb_add_rx_frag(skb, skb_shinfo(skb)->nr_frags, rx_info->page, - rx_info->page_offset, len, PAGE_SIZE); + rx_info->page_offset, len, ENA_PAGE_SIZE); netif_dbg(rx_ring->adapter, rx_status, rx_ring->netdev, "rx skb updated. len %d. data_len %d\n", @@ -1580,8 +1575,6 @@ static int ena_up_complete(struct ena_adapter *adapter) if (rc) return rc; - ena_init_napi(adapter); - ena_change_mtu(adapter->netdev, adapter->netdev->mtu); ena_refill_all_rx_bufs(adapter); @@ -1735,6 +1728,13 @@ static int ena_up(struct ena_adapter *adapter) ena_setup_io_intr(adapter); + /* napi poll functions should be initialized before running + * request_irq(), to handle a rare condition where there is a pending + * interrupt, causing the ISR to fire immediately while the poll + * function wasn't set yet, causing a null dereference + */ + ena_init_napi(adapter); + rc = ena_request_io_irq(adapter); if (rc) goto err_req_irq; @@ -1900,7 +1900,7 @@ static int ena_close(struct net_device *netdev) "Destroy failure, restarting device\n"); ena_dump_stats_to_dmesg(adapter); /* rtnl lock already obtained in dev_ioctl() layer */ - ena_destroy_device(adapter); + ena_destroy_device(adapter, false); ena_restore_device(adapter); } @@ -2112,12 +2112,6 @@ static netdev_tx_t ena_start_xmit(struct sk_buff *skb, struct net_device *dev) tx_ring->next_to_use = ENA_TX_RING_IDX_NEXT(next_to_use, tx_ring->ring_size); - /* This WMB is aimed to: - * 1 - perform smp barrier before reading next_to_completion - * 2 - make sure the desc were written before trigger DB - */ - wmb(); - /* stop the queue when no more space available, the packet can have up * to sgl_size + 2. one for the meta descriptor and one for header * (if the header is larger than tx_max_header_size). @@ -2136,10 +2130,11 @@ static netdev_tx_t ena_start_xmit(struct sk_buff *skb, struct net_device *dev) * stop the queue but meanwhile clean_tx_irq updates * next_to_completion and terminates. * The queue will remain stopped forever. - * To solve this issue this function perform rmb, check - * the wakeup condition and wake up the queue if needed. + * To solve this issue add a mb() to make sure that + * netif_tx_stop_queue() write is vissible before checking if + * there is additional space in the queue. */ - smp_rmb(); + smp_mb(); if (ena_com_sq_empty_space(tx_ring->ena_com_io_sq) > ENA_TX_WAKEUP_THRESH) { @@ -2151,8 +2146,10 @@ static netdev_tx_t ena_start_xmit(struct sk_buff *skb, struct net_device *dev) } if (netif_xmit_stopped(txq) || !skb->xmit_more) { - /* trigger the dma engine */ - ena_com_write_sq_doorbell(tx_ring->ena_com_io_sq, false); + /* trigger the dma engine. ena_com_write_sq_doorbell() + * has a mb + */ + ena_com_write_sq_doorbell(tx_ring->ena_com_io_sq); u64_stats_update_begin(&tx_ring->syncp); tx_ring->tx_stats.doorbells++; u64_stats_update_end(&tx_ring->syncp); @@ -2193,25 +2190,6 @@ error_drop_packet: return NETDEV_TX_OK; } -#ifdef CONFIG_NET_POLL_CONTROLLER -static void ena_netpoll(struct net_device *netdev) -{ - struct ena_adapter *adapter = netdev_priv(netdev); - int i; - - /* Dont schedule NAPI if the driver is in the middle of reset - * or netdev is down. - */ - - if (!test_bit(ENA_FLAG_DEV_UP, &adapter->flags) || - test_bit(ENA_FLAG_TRIGGER_RESET, &adapter->flags)) - return; - - for (i = 0; i < adapter->num_queues; i++) - napi_schedule(&adapter->ena_napi[i].napi); -} -#endif /* CONFIG_NET_POLL_CONTROLLER */ - static u16 ena_select_queue(struct net_device *dev, struct sk_buff *skb, struct net_device *sb_dev, select_queue_fallback_t fallback) @@ -2377,9 +2355,6 @@ static const struct net_device_ops ena_netdev_ops = { .ndo_change_mtu = ena_change_mtu, .ndo_set_mac_address = NULL, .ndo_validate_addr = eth_validate_addr, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = ena_netpoll, -#endif /* CONFIG_NET_POLL_CONTROLLER */ }; static int ena_device_validate_params(struct ena_adapter *adapter, @@ -2550,12 +2525,15 @@ err_disable_msix: return rc; } -static void ena_destroy_device(struct ena_adapter *adapter) +static void ena_destroy_device(struct ena_adapter *adapter, bool graceful) { struct net_device *netdev = adapter->netdev; struct ena_com_dev *ena_dev = adapter->ena_dev; bool dev_up; + if (!test_bit(ENA_FLAG_DEVICE_RUNNING, &adapter->flags)) + return; + netif_carrier_off(netdev); del_timer_sync(&adapter->timer_service); @@ -2563,7 +2541,8 @@ static void ena_destroy_device(struct ena_adapter *adapter) dev_up = test_bit(ENA_FLAG_DEV_UP, &adapter->flags); adapter->dev_up_before_reset = dev_up; - ena_com_set_admin_running_state(ena_dev, false); + if (!graceful) + ena_com_set_admin_running_state(ena_dev, false); if (test_bit(ENA_FLAG_DEV_UP, &adapter->flags)) ena_down(adapter); @@ -2591,6 +2570,7 @@ static void ena_destroy_device(struct ena_adapter *adapter) adapter->reset_reason = ENA_REGS_RESET_NORMAL; clear_bit(ENA_FLAG_TRIGGER_RESET, &adapter->flags); + clear_bit(ENA_FLAG_DEVICE_RUNNING, &adapter->flags); } static int ena_restore_device(struct ena_adapter *adapter) @@ -2635,6 +2615,7 @@ static int ena_restore_device(struct ena_adapter *adapter) } } + set_bit(ENA_FLAG_DEVICE_RUNNING, &adapter->flags); mod_timer(&adapter->timer_service, round_jiffies(jiffies + HZ)); dev_err(&pdev->dev, "Device reset completed successfully\n"); @@ -2643,7 +2624,11 @@ err_disable_msix: ena_free_mgmnt_irq(adapter); ena_disable_msix(adapter); err_device_destroy: + ena_com_abort_admin_commands(ena_dev); + ena_com_wait_for_abort_completion(ena_dev); ena_com_admin_destroy(ena_dev); + ena_com_mmio_reg_read_request_destroy(ena_dev); + ena_com_dev_reset(ena_dev, ENA_REGS_RESET_DRIVER_INVALID_STATE); err: clear_bit(ENA_FLAG_DEVICE_RUNNING, &adapter->flags); clear_bit(ENA_FLAG_ONGOING_RESET, &adapter->flags); @@ -2665,7 +2650,7 @@ static void ena_fw_reset_device(struct work_struct *work) return; } rtnl_lock(); - ena_destroy_device(adapter); + ena_destroy_device(adapter, false); ena_restore_device(adapter); rtnl_unlock(); } @@ -3123,15 +3108,8 @@ err_rss_init: static void ena_release_bars(struct ena_com_dev *ena_dev, struct pci_dev *pdev) { - int release_bars; + int release_bars = pci_select_bars(pdev, IORESOURCE_MEM) & ENA_BAR_MASK; - if (ena_dev->mem_bar) - devm_iounmap(&pdev->dev, ena_dev->mem_bar); - - if (ena_dev->reg_bar) - devm_iounmap(&pdev->dev, ena_dev->reg_bar); - - release_bars = pci_select_bars(pdev, IORESOURCE_MEM) & ENA_BAR_MASK; pci_release_selected_regions(pdev, release_bars); } @@ -3409,30 +3387,24 @@ static void ena_remove(struct pci_dev *pdev) netdev->rx_cpu_rmap = NULL; } #endif /* CONFIG_RFS_ACCEL */ - - unregister_netdev(netdev); del_timer_sync(&adapter->timer_service); cancel_work_sync(&adapter->reset_task); - /* Reset the device only if the device is running. */ - if (test_bit(ENA_FLAG_DEVICE_RUNNING, &adapter->flags)) - ena_com_dev_reset(ena_dev, adapter->reset_reason); + unregister_netdev(netdev); - ena_free_mgmnt_irq(adapter); + /* If the device is running then we want to make sure the device will be + * reset to make sure no more events will be issued by the device. + */ + if (test_bit(ENA_FLAG_DEVICE_RUNNING, &adapter->flags)) + set_bit(ENA_FLAG_TRIGGER_RESET, &adapter->flags); - ena_disable_msix(adapter); + rtnl_lock(); + ena_destroy_device(adapter, true); + rtnl_unlock(); free_netdev(netdev); - ena_com_mmio_reg_read_request_destroy(ena_dev); - - ena_com_abort_admin_commands(ena_dev); - - ena_com_wait_for_abort_completion(ena_dev); - - ena_com_admin_destroy(ena_dev); - ena_com_rss_destroy(ena_dev); ena_com_delete_debug_area(ena_dev); @@ -3467,7 +3439,7 @@ static int ena_suspend(struct pci_dev *pdev, pm_message_t state) "ignoring device reset request as the device is being suspended\n"); clear_bit(ENA_FLAG_TRIGGER_RESET, &adapter->flags); } - ena_destroy_device(adapter); + ena_destroy_device(adapter, true); rtnl_unlock(); return 0; } diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.h b/drivers/net/ethernet/amazon/ena/ena_netdev.h index f1972b5ab650..7c7ae56c52cf 100644 --- a/drivers/net/ethernet/amazon/ena/ena_netdev.h +++ b/drivers/net/ethernet/amazon/ena/ena_netdev.h @@ -355,4 +355,15 @@ void ena_dump_stats_to_buf(struct ena_adapter *adapter, u8 *buf); int ena_get_sset_count(struct net_device *netdev, int sset); +/* The ENA buffer length fields is 16 bit long. So when PAGE_SIZE == 64kB the + * driver passas 0. + * Since the max packet size the ENA handles is ~9kB limit the buffer length to + * 16kB. + */ +#if PAGE_SIZE > SZ_16K +#define ENA_PAGE_SIZE SZ_16K +#else +#define ENA_PAGE_SIZE PAGE_SIZE +#endif + #endif /* !(ENA_H) */ diff --git a/drivers/net/ethernet/amd/declance.c b/drivers/net/ethernet/amd/declance.c index 116997a8b593..00332a1ea84b 100644 --- a/drivers/net/ethernet/amd/declance.c +++ b/drivers/net/ethernet/amd/declance.c @@ -1031,6 +1031,7 @@ static int dec_lance_probe(struct device *bdev, const int type) int i, ret; unsigned long esar_base; unsigned char *esar; + const char *desc; if (dec_lance_debug && version_printed++ == 0) printk(version); @@ -1216,19 +1217,20 @@ static int dec_lance_probe(struct device *bdev, const int type) */ switch (type) { case ASIC_LANCE: - printk("%s: IOASIC onboard LANCE", name); + desc = "IOASIC onboard LANCE"; break; case PMAD_LANCE: - printk("%s: PMAD-AA", name); + desc = "PMAD-AA"; break; case PMAX_LANCE: - printk("%s: PMAX onboard LANCE", name); + desc = "PMAX onboard LANCE"; break; } for (i = 0; i < 6; i++) dev->dev_addr[i] = esar[i * 4]; - printk(", addr = %pM, irq = %d\n", dev->dev_addr, dev->irq); + printk("%s: %s, addr = %pM, irq = %d\n", + name, desc, dev->dev_addr, dev->irq); dev->netdev_ops = &lance_netdev_ops; dev->watchdog_timeo = 5*HZ; diff --git a/drivers/net/ethernet/apple/bmac.c b/drivers/net/ethernet/apple/bmac.c index 024998d6d8c6..6a8e2567f2bd 100644 --- a/drivers/net/ethernet/apple/bmac.c +++ b/drivers/net/ethernet/apple/bmac.c @@ -154,7 +154,7 @@ static irqreturn_t bmac_txdma_intr(int irq, void *dev_id); static irqreturn_t bmac_rxdma_intr(int irq, void *dev_id); static void bmac_set_timeout(struct net_device *dev); static void bmac_tx_timeout(struct timer_list *t); -static int bmac_output(struct sk_buff *skb, struct net_device *dev); +static netdev_tx_t bmac_output(struct sk_buff *skb, struct net_device *dev); static void bmac_start(struct net_device *dev); #define DBDMA_SET(x) ( ((x) | (x) << 16) ) @@ -1456,7 +1456,7 @@ bmac_start(struct net_device *dev) spin_unlock_irqrestore(&bp->lock, flags); } -static int +static netdev_tx_t bmac_output(struct sk_buff *skb, struct net_device *dev) { struct bmac_data *bp = netdev_priv(dev); diff --git a/drivers/net/ethernet/apple/mace.c b/drivers/net/ethernet/apple/mace.c index 0b5429d76bcf..68b9ee489489 100644 --- a/drivers/net/ethernet/apple/mace.c +++ b/drivers/net/ethernet/apple/mace.c @@ -78,7 +78,7 @@ struct mace_data { static int mace_open(struct net_device *dev); static int mace_close(struct net_device *dev); -static int mace_xmit_start(struct sk_buff *skb, struct net_device *dev); +static netdev_tx_t mace_xmit_start(struct sk_buff *skb, struct net_device *dev); static void mace_set_multicast(struct net_device *dev); static void mace_reset(struct net_device *dev); static int mace_set_address(struct net_device *dev, void *addr); @@ -525,7 +525,7 @@ static inline void mace_set_timeout(struct net_device *dev) mp->timeout_active = 1; } -static int mace_xmit_start(struct sk_buff *skb, struct net_device *dev) +static netdev_tx_t mace_xmit_start(struct sk_buff *skb, struct net_device *dev) { struct mace_data *mp = netdev_priv(dev); volatile struct dbdma_regs __iomem *td = mp->tx_dma; diff --git a/drivers/net/ethernet/apple/macmace.c b/drivers/net/ethernet/apple/macmace.c index 137cbb470af2..376f2c2613e7 100644 --- a/drivers/net/ethernet/apple/macmace.c +++ b/drivers/net/ethernet/apple/macmace.c @@ -89,7 +89,7 @@ struct mace_frame { static int mace_open(struct net_device *dev); static int mace_close(struct net_device *dev); -static int mace_xmit_start(struct sk_buff *skb, struct net_device *dev); +static netdev_tx_t mace_xmit_start(struct sk_buff *skb, struct net_device *dev); static void mace_set_multicast(struct net_device *dev); static int mace_set_address(struct net_device *dev, void *addr); static void mace_reset(struct net_device *dev); @@ -444,7 +444,7 @@ static int mace_close(struct net_device *dev) * Transmit a frame */ -static int mace_xmit_start(struct sk_buff *skb, struct net_device *dev) +static netdev_tx_t mace_xmit_start(struct sk_buff *skb, struct net_device *dev) { struct mace_data *mp = netdev_priv(dev); unsigned long flags; diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_ring.c b/drivers/net/ethernet/aquantia/atlantic/aq_ring.c index b5f1f62e8e25..d1e1a0ba8615 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_ring.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_ring.c @@ -225,9 +225,10 @@ int aq_ring_rx_clean(struct aq_ring_s *self, } /* for single fragment packets use build_skb() */ - if (buff->is_eop) { + if (buff->is_eop && + buff->len <= AQ_CFG_RX_FRAME_MAX - AQ_SKB_ALIGN) { skb = build_skb(page_address(buff->page), - buff->len + AQ_SKB_ALIGN); + AQ_CFG_RX_FRAME_MAX); if (unlikely(!skb)) { err = -ENOMEM; goto err_exit; @@ -247,18 +248,21 @@ int aq_ring_rx_clean(struct aq_ring_s *self, buff->len - ETH_HLEN, SKB_TRUESIZE(buff->len - ETH_HLEN)); - for (i = 1U, next_ = buff->next, - buff_ = &self->buff_ring[next_]; true; - next_ = buff_->next, - buff_ = &self->buff_ring[next_], ++i) { - skb_add_rx_frag(skb, i, buff_->page, 0, - buff_->len, - SKB_TRUESIZE(buff->len - - ETH_HLEN)); - buff_->is_cleaned = 1; - - if (buff_->is_eop) - break; + if (!buff->is_eop) { + for (i = 1U, next_ = buff->next, + buff_ = &self->buff_ring[next_]; + true; next_ = buff_->next, + buff_ = &self->buff_ring[next_], ++i) { + skb_add_rx_frag(skb, i, + buff_->page, 0, + buff_->len, + SKB_TRUESIZE(buff->len - + ETH_HLEN)); + buff_->is_cleaned = 1; + + if (buff_->is_eop) + break; + } } } diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c index 147045757b10..c57238fce863 100644 --- a/drivers/net/ethernet/broadcom/bcmsysport.c +++ b/drivers/net/ethernet/broadcom/bcmsysport.c @@ -1069,9 +1069,6 @@ static void bcm_sysport_resume_from_wol(struct bcm_sysport_priv *priv) { u32 reg; - /* Stop monitoring MPD interrupt */ - intrl2_0_mask_set(priv, INTRL2_0_MPD | INTRL2_0_BRCM_MATCH_TAG); - /* Disable RXCHK, active filters and Broadcom tag matching */ reg = rxchk_readl(priv, RXCHK_CONTROL); reg &= ~(RXCHK_BRCM_TAG_MATCH_MASK << @@ -1081,6 +1078,17 @@ static void bcm_sysport_resume_from_wol(struct bcm_sysport_priv *priv) /* Clear the MagicPacket detection logic */ mpd_enable_set(priv, false); + reg = intrl2_0_readl(priv, INTRL2_CPU_STATUS); + if (reg & INTRL2_0_MPD) + netdev_info(priv->netdev, "Wake-on-LAN (MPD) interrupt!\n"); + + if (reg & INTRL2_0_BRCM_MATCH_TAG) { + reg = rxchk_readl(priv, RXCHK_BRCM_TAG_MATCH_STATUS) & + RXCHK_BRCM_TAG_MATCH_MASK; + netdev_info(priv->netdev, + "Wake-on-LAN (filters 0x%02x) interrupt!\n", reg); + } + netif_dbg(priv, wol, priv->netdev, "resumed from WOL\n"); } @@ -1105,7 +1113,6 @@ static irqreturn_t bcm_sysport_rx_isr(int irq, void *dev_id) struct bcm_sysport_priv *priv = netdev_priv(dev); struct bcm_sysport_tx_ring *txr; unsigned int ring, ring_bit; - u32 reg; priv->irq0_stat = intrl2_0_readl(priv, INTRL2_CPU_STATUS) & ~intrl2_0_readl(priv, INTRL2_CPU_MASK_STATUS); @@ -1131,16 +1138,6 @@ static irqreturn_t bcm_sysport_rx_isr(int irq, void *dev_id) if (priv->irq0_stat & INTRL2_0_TX_RING_FULL) bcm_sysport_tx_reclaim_all(priv); - if (priv->irq0_stat & INTRL2_0_MPD) - netdev_info(priv->netdev, "Wake-on-LAN (MPD) interrupt!\n"); - - if (priv->irq0_stat & INTRL2_0_BRCM_MATCH_TAG) { - reg = rxchk_readl(priv, RXCHK_BRCM_TAG_MATCH_STATUS) & - RXCHK_BRCM_TAG_MATCH_MASK; - netdev_info(priv->netdev, - "Wake-on-LAN (filters 0x%02x) interrupt!\n", reg); - } - if (!priv->is_lite) goto out; @@ -2641,9 +2638,6 @@ static int bcm_sysport_suspend_to_wol(struct bcm_sysport_priv *priv) /* UniMAC receive needs to be turned on */ umac_enable_set(priv, CMD_RX_EN, 1); - /* Enable the interrupt wake-up source */ - intrl2_0_mask_clear(priv, INTRL2_0_MPD | INTRL2_0_BRCM_MATCH_TAG); - netif_dbg(priv, wol, ndev, "entered WOL mode\n"); return 0; diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index 71362b7f6040..fcc2328bb0d9 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -12894,19 +12894,6 @@ static int bnx2x_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) } } -#ifdef CONFIG_NET_POLL_CONTROLLER -static void poll_bnx2x(struct net_device *dev) -{ - struct bnx2x *bp = netdev_priv(dev); - int i; - - for_each_eth_queue(bp, i) { - struct bnx2x_fastpath *fp = &bp->fp[i]; - napi_schedule(&bnx2x_fp(bp, fp->index, napi)); - } -} -#endif - static int bnx2x_validate_addr(struct net_device *dev) { struct bnx2x *bp = netdev_priv(dev); @@ -13113,9 +13100,6 @@ static const struct net_device_ops bnx2x_netdev_ops = { .ndo_tx_timeout = bnx2x_tx_timeout, .ndo_vlan_rx_add_vid = bnx2x_vlan_rx_add_vid, .ndo_vlan_rx_kill_vid = bnx2x_vlan_rx_kill_vid, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = poll_bnx2x, -#endif .ndo_setup_tc = __bnx2x_setup_tc, #ifdef CONFIG_BNX2X_SRIOV .ndo_set_vf_mac = bnx2x_set_vf_mac, diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index cecbb1d1f587..e2d92548226a 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -1884,8 +1884,11 @@ static int bnxt_poll_work(struct bnxt *bp, struct bnxt_napi *bnapi, int budget) if (TX_CMP_TYPE(txcmp) == CMP_TYPE_TX_L2_CMP) { tx_pkts++; /* return full budget so NAPI will complete. */ - if (unlikely(tx_pkts > bp->tx_wake_thresh)) + if (unlikely(tx_pkts > bp->tx_wake_thresh)) { rx_pkts = budget; + raw_cons = NEXT_RAW_CMP(raw_cons); + break; + } } else if ((TX_CMP_TYPE(txcmp) & 0x30) == 0x10) { if (likely(budget)) rc = bnxt_rx_pkt(bp, bnapi, &raw_cons, &event); @@ -1913,7 +1916,7 @@ static int bnxt_poll_work(struct bnxt *bp, struct bnxt_napi *bnapi, int budget) } raw_cons = NEXT_RAW_CMP(raw_cons); - if (rx_pkts == budget) + if (rx_pkts && rx_pkts == budget) break; } @@ -2027,8 +2030,12 @@ static int bnxt_poll(struct napi_struct *napi, int budget) while (1) { work_done += bnxt_poll_work(bp, bnapi, budget - work_done); - if (work_done >= budget) + if (work_done >= budget) { + if (!budget) + BNXT_CP_DB_REARM(cpr->cp_doorbell, + cpr->cp_raw_cons); break; + } if (!bnxt_has_work(bp, cpr)) { if (napi_complete_done(napi, work_done)) @@ -3010,10 +3017,11 @@ static void bnxt_free_hwrm_resources(struct bnxt *bp) { struct pci_dev *pdev = bp->pdev; - dma_free_coherent(&pdev->dev, PAGE_SIZE, bp->hwrm_cmd_resp_addr, - bp->hwrm_cmd_resp_dma_addr); - - bp->hwrm_cmd_resp_addr = NULL; + if (bp->hwrm_cmd_resp_addr) { + dma_free_coherent(&pdev->dev, PAGE_SIZE, bp->hwrm_cmd_resp_addr, + bp->hwrm_cmd_resp_dma_addr); + bp->hwrm_cmd_resp_addr = NULL; + } } static int bnxt_alloc_hwrm_resources(struct bnxt *bp) @@ -4643,7 +4651,7 @@ __bnxt_hwrm_reserve_pf_rings(struct bnxt *bp, struct hwrm_func_cfg_input *req, FUNC_CFG_REQ_ENABLES_NUM_STAT_CTXS : 0; enables |= ring_grps ? FUNC_CFG_REQ_ENABLES_NUM_HW_RING_GRPS : 0; - enables |= vnics ? FUNC_VF_CFG_REQ_ENABLES_NUM_VNICS : 0; + enables |= vnics ? FUNC_CFG_REQ_ENABLES_NUM_VNICS : 0; req->num_rx_rings = cpu_to_le16(rx_rings); req->num_hw_ring_grps = cpu_to_le16(ring_grps); @@ -7672,21 +7680,6 @@ static void bnxt_tx_timeout(struct net_device *dev) bnxt_queue_sp_work(bp); } -#ifdef CONFIG_NET_POLL_CONTROLLER -static void bnxt_poll_controller(struct net_device *dev) -{ - struct bnxt *bp = netdev_priv(dev); - int i; - - /* Only process tx rings/combined rings in netpoll mode. */ - for (i = 0; i < bp->tx_nr_rings; i++) { - struct bnxt_tx_ring_info *txr = &bp->tx_ring[i]; - - napi_schedule(&txr->bnapi->napi); - } -} -#endif - static void bnxt_timer(struct timer_list *t) { struct bnxt *bp = from_timer(bp, t, timer); @@ -8027,7 +8020,7 @@ static int bnxt_change_mac_addr(struct net_device *dev, void *p) if (ether_addr_equal(addr->sa_data, dev->dev_addr)) return 0; - rc = bnxt_approve_mac(bp, addr->sa_data); + rc = bnxt_approve_mac(bp, addr->sa_data, true); if (rc) return rc; @@ -8520,9 +8513,6 @@ static const struct net_device_ops bnxt_netdev_ops = { .ndo_set_vf_spoofchk = bnxt_set_vf_spoofchk, .ndo_set_vf_trust = bnxt_set_vf_trust, #endif -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = bnxt_poll_controller, -#endif .ndo_setup_tc = bnxt_setup_tc, #ifdef CONFIG_RFS_ACCEL .ndo_rx_flow_steer = bnxt_rx_flow_steer, @@ -8632,7 +8622,7 @@ static void _bnxt_get_max_rings(struct bnxt *bp, int *max_rx, int *max_tx, *max_tx = hw_resc->max_tx_rings; *max_rx = hw_resc->max_rx_rings; *max_cp = min_t(int, bnxt_get_max_func_cp_rings_for_en(bp), - hw_resc->max_irqs); + hw_resc->max_irqs - bnxt_get_ulp_msix_num(bp)); *max_cp = min_t(int, *max_cp, hw_resc->max_stat_ctxs); max_ring_grps = hw_resc->max_hw_ring_grps; if (BNXT_CHIP_TYPE_NITRO_A0(bp) && BNXT_PF(bp)) { @@ -8827,14 +8817,19 @@ static int bnxt_init_mac_addr(struct bnxt *bp) } else { #ifdef CONFIG_BNXT_SRIOV struct bnxt_vf_info *vf = &bp->vf; + bool strict_approval = true; if (is_valid_ether_addr(vf->mac_addr)) { /* overwrite netdev dev_addr with admin VF MAC */ memcpy(bp->dev->dev_addr, vf->mac_addr, ETH_ALEN); + /* Older PF driver or firmware may not approve this + * correctly. + */ + strict_approval = false; } else { eth_hw_addr_random(bp->dev); } - rc = bnxt_approve_mac(bp, bp->dev->dev_addr); + rc = bnxt_approve_mac(bp, bp->dev->dev_addr, strict_approval); #endif } return rc; @@ -9063,6 +9058,7 @@ init_err_cleanup_tc: bnxt_clear_int_mode(bp); init_err_pci_clean: + bnxt_free_hwrm_resources(bp); bnxt_cleanup_pci(bp); init_err_free: diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_dcb.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_dcb.c index ddc98c359488..a85d2be986af 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_dcb.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_dcb.c @@ -98,13 +98,13 @@ static int bnxt_hwrm_queue_cos2bw_cfg(struct bnxt *bp, struct ieee_ets *ets, bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_QUEUE_COS2BW_CFG, -1, -1); for (i = 0; i < max_tc; i++) { - u8 qidx; + u8 qidx = bp->tc_to_qidx[i]; req.enables |= cpu_to_le32( - QUEUE_COS2BW_CFG_REQ_ENABLES_COS_QUEUE_ID0_VALID << i); + QUEUE_COS2BW_CFG_REQ_ENABLES_COS_QUEUE_ID0_VALID << + qidx); memset(&cos2bw, 0, sizeof(cos2bw)); - qidx = bp->tc_to_qidx[i]; cos2bw.queue_id = bp->q_info[qidx].queue_id; if (ets->tc_tsa[i] == IEEE_8021QAZ_TSA_STRICT) { cos2bw.tsa = diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c index f3b9fbcc705b..790c684f08ab 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c @@ -46,6 +46,9 @@ static int bnxt_hwrm_nvm_req(struct bnxt *bp, u32 param_id, void *msg, } } + if (i == ARRAY_SIZE(nvm_params)) + return -EOPNOTSUPP; + if (nvm_param.dir_type == BNXT_NVM_PORT_CFG) idx = bp->pf.port_id; else if (nvm_param.dir_type == BNXT_NVM_FUNC_CFG) diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c index fcd085a9853a..3962f6fd543c 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.c @@ -1104,7 +1104,7 @@ update_vf_mac_exit: mutex_unlock(&bp->hwrm_cmd_lock); } -int bnxt_approve_mac(struct bnxt *bp, u8 *mac) +int bnxt_approve_mac(struct bnxt *bp, u8 *mac, bool strict) { struct hwrm_func_vf_cfg_input req = {0}; int rc = 0; @@ -1122,12 +1122,13 @@ int bnxt_approve_mac(struct bnxt *bp, u8 *mac) memcpy(req.dflt_mac_addr, mac, ETH_ALEN); rc = hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); mac_done: - if (rc) { + if (rc && strict) { rc = -EADDRNOTAVAIL; netdev_warn(bp->dev, "VF MAC address %pM not approved by the PF\n", mac); + return rc; } - return rc; + return 0; } #else @@ -1144,7 +1145,7 @@ void bnxt_update_vf_mac(struct bnxt *bp) { } -int bnxt_approve_mac(struct bnxt *bp, u8 *mac) +int bnxt_approve_mac(struct bnxt *bp, u8 *mac, bool strict) { return 0; } diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.h index e9b20cd19881..2eed9eda1195 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_sriov.h @@ -39,5 +39,5 @@ int bnxt_sriov_configure(struct pci_dev *pdev, int num_vfs); void bnxt_sriov_disable(struct bnxt *); void bnxt_hwrm_exec_fwd_req(struct bnxt *); void bnxt_update_vf_mac(struct bnxt *); -int bnxt_approve_mac(struct bnxt *, u8 *); +int bnxt_approve_mac(struct bnxt *, u8 *, bool); #endif diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c index 092c817f8f11..e1594c9df4c6 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c @@ -75,17 +75,23 @@ static int bnxt_tc_parse_redir(struct bnxt *bp, return 0; } -static void bnxt_tc_parse_vlan(struct bnxt *bp, - struct bnxt_tc_actions *actions, - const struct tc_action *tc_act) +static int bnxt_tc_parse_vlan(struct bnxt *bp, + struct bnxt_tc_actions *actions, + const struct tc_action *tc_act) { - if (tcf_vlan_action(tc_act) == TCA_VLAN_ACT_POP) { + switch (tcf_vlan_action(tc_act)) { + case TCA_VLAN_ACT_POP: actions->flags |= BNXT_TC_ACTION_FLAG_POP_VLAN; - } else if (tcf_vlan_action(tc_act) == TCA_VLAN_ACT_PUSH) { + break; + case TCA_VLAN_ACT_PUSH: actions->flags |= BNXT_TC_ACTION_FLAG_PUSH_VLAN; actions->push_vlan_tci = htons(tcf_vlan_push_vid(tc_act)); actions->push_vlan_tpid = tcf_vlan_push_proto(tc_act); + break; + default: + return -EOPNOTSUPP; } + return 0; } static int bnxt_tc_parse_tunnel_set(struct bnxt *bp, @@ -134,7 +140,9 @@ static int bnxt_tc_parse_actions(struct bnxt *bp, /* Push/pop VLAN */ if (is_tcf_vlan(tc_act)) { - bnxt_tc_parse_vlan(bp, actions, tc_act); + rc = bnxt_tc_parse_vlan(bp, actions, tc_act); + if (rc) + return rc; continue; } diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c index 16e4ef7d7185..58b9744c4058 100644 --- a/drivers/net/ethernet/cadence/macb_main.c +++ b/drivers/net/ethernet/cadence/macb_main.c @@ -2160,6 +2160,7 @@ static void macb_configure_dma(struct macb *bp) else dmacfg &= ~GEM_BIT(TXCOEN); + dmacfg &= ~GEM_BIT(ADDR64); #ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT if (bp->hw_dma_cap & HW_DMA_CAP_64B) dmacfg |= GEM_BIT(ADDR64); @@ -3837,6 +3838,13 @@ static const struct macb_config at91sam9260_config = { .init = macb_init, }; +static const struct macb_config sama5d3macb_config = { + .caps = MACB_CAPS_SG_DISABLED + | MACB_CAPS_USRIO_HAS_CLKEN | MACB_CAPS_USRIO_DEFAULT_IS_MII_GMII, + .clk_init = macb_clk_init, + .init = macb_init, +}; + static const struct macb_config pc302gem_config = { .caps = MACB_CAPS_SG_DISABLED | MACB_CAPS_GIGABIT_MODE_AVAILABLE, .dma_burst_length = 16, @@ -3904,6 +3912,7 @@ static const struct of_device_id macb_dt_ids[] = { { .compatible = "cdns,gem", .data = &pc302gem_config }, { .compatible = "atmel,sama5d2-gem", .data = &sama5d2_config }, { .compatible = "atmel,sama5d3-gem", .data = &sama5d3_config }, + { .compatible = "atmel,sama5d3-macb", .data = &sama5d3macb_config }, { .compatible = "atmel,sama5d4-gem", .data = &sama5d4_config }, { .compatible = "cdns,at91rm9200-emac", .data = &emac_config }, { .compatible = "cdns,emac", .data = &emac_config }, diff --git a/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c b/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c index a19172dbe6be..c34ea385fe4a 100644 --- a/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c +++ b/drivers/net/ethernet/chelsio/cxgb3/cxgb3_main.c @@ -2159,6 +2159,8 @@ static int cxgb_extension_ioctl(struct net_device *dev, void __user *useraddr) return -EPERM; if (copy_from_user(&t, useraddr, sizeof(t))) return -EFAULT; + if (t.cmd != CHELSIO_SET_QSET_PARAMS) + return -EINVAL; if (t.qset_idx >= SGE_QSETS) return -EINVAL; if (!in_range(t.intr_lat, 0, M_NEWTIMER) || @@ -2258,6 +2260,9 @@ static int cxgb_extension_ioctl(struct net_device *dev, void __user *useraddr) if (copy_from_user(&t, useraddr, sizeof(t))) return -EFAULT; + if (t.cmd != CHELSIO_GET_QSET_PARAMS) + return -EINVAL; + /* Display qsets for all ports when offload enabled */ if (test_bit(OFFLOAD_DEVMAP_BIT, &adapter->open_device_map)) { q1 = 0; @@ -2303,6 +2308,8 @@ static int cxgb_extension_ioctl(struct net_device *dev, void __user *useraddr) return -EBUSY; if (copy_from_user(&edata, useraddr, sizeof(edata))) return -EFAULT; + if (edata.cmd != CHELSIO_SET_QSET_NUM) + return -EINVAL; if (edata.val < 1 || (edata.val > 1 && !(adapter->flags & USING_MSIX))) return -EINVAL; @@ -2343,6 +2350,8 @@ static int cxgb_extension_ioctl(struct net_device *dev, void __user *useraddr) return -EPERM; if (copy_from_user(&t, useraddr, sizeof(t))) return -EFAULT; + if (t.cmd != CHELSIO_LOAD_FW) + return -EINVAL; /* Check t.len sanity ? */ fw_data = memdup_user(useraddr + sizeof(t), t.len); if (IS_ERR(fw_data)) @@ -2366,6 +2375,8 @@ static int cxgb_extension_ioctl(struct net_device *dev, void __user *useraddr) return -EBUSY; if (copy_from_user(&m, useraddr, sizeof(m))) return -EFAULT; + if (m.cmd != CHELSIO_SETMTUTAB) + return -EINVAL; if (m.nmtus != NMTUS) return -EINVAL; if (m.mtus[0] < 81) /* accommodate SACK */ @@ -2407,6 +2418,8 @@ static int cxgb_extension_ioctl(struct net_device *dev, void __user *useraddr) return -EBUSY; if (copy_from_user(&m, useraddr, sizeof(m))) return -EFAULT; + if (m.cmd != CHELSIO_SET_PM) + return -EINVAL; if (!is_power_of_2(m.rx_pg_sz) || !is_power_of_2(m.tx_pg_sz)) return -EINVAL; /* not power of 2 */ @@ -2440,6 +2453,8 @@ static int cxgb_extension_ioctl(struct net_device *dev, void __user *useraddr) return -EIO; /* need the memory controllers */ if (copy_from_user(&t, useraddr, sizeof(t))) return -EFAULT; + if (t.cmd != CHELSIO_GET_MEM) + return -EINVAL; if ((t.addr & 7) || (t.len & 7)) return -EINVAL; if (t.mem_id == MEM_CM) @@ -2492,6 +2507,8 @@ static int cxgb_extension_ioctl(struct net_device *dev, void __user *useraddr) return -EAGAIN; if (copy_from_user(&t, useraddr, sizeof(t))) return -EFAULT; + if (t.cmd != CHELSIO_SET_TRACE_FILTER) + return -EINVAL; tp = (const struct trace_params *)&t.sip; if (t.config_tx) diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_msg.h b/drivers/net/ethernet/chelsio/cxgb4/t4_msg.h index b8f75a22fb6c..f152da1ce046 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_msg.h +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_msg.h @@ -753,7 +753,6 @@ struct cpl_abort_req_rss { }; struct cpl_abort_req_rss6 { - WR_HDR; union opcode_tid ot; __be32 srqidx_status; }; diff --git a/drivers/net/ethernet/cirrus/ep93xx_eth.c b/drivers/net/ethernet/cirrus/ep93xx_eth.c index e2a702996db4..13dfdfca49fc 100644 --- a/drivers/net/ethernet/cirrus/ep93xx_eth.c +++ b/drivers/net/ethernet/cirrus/ep93xx_eth.c @@ -332,7 +332,7 @@ static int ep93xx_poll(struct napi_struct *napi, int budget) return rx; } -static int ep93xx_xmit(struct sk_buff *skb, struct net_device *dev) +static netdev_tx_t ep93xx_xmit(struct sk_buff *skb, struct net_device *dev) { struct ep93xx_priv *ep = netdev_priv(dev); struct ep93xx_tdesc *txd; diff --git a/drivers/net/ethernet/cirrus/mac89x0.c b/drivers/net/ethernet/cirrus/mac89x0.c index 3f8fe8fd79cc..6324e80960c3 100644 --- a/drivers/net/ethernet/cirrus/mac89x0.c +++ b/drivers/net/ethernet/cirrus/mac89x0.c @@ -113,7 +113,7 @@ struct net_local { /* Index to functions, as function prototypes. */ static int net_open(struct net_device *dev); -static int net_send_packet(struct sk_buff *skb, struct net_device *dev); +static netdev_tx_t net_send_packet(struct sk_buff *skb, struct net_device *dev); static irqreturn_t net_interrupt(int irq, void *dev_id); static void set_multicast_list(struct net_device *dev); static void net_rx(struct net_device *dev); @@ -324,7 +324,7 @@ net_open(struct net_device *dev) return 0; } -static int +static netdev_tx_t net_send_packet(struct sk_buff *skb, struct net_device *dev) { struct net_local *lp = netdev_priv(dev); diff --git a/drivers/net/ethernet/emulex/benet/be_cmds.c b/drivers/net/ethernet/emulex/benet/be_cmds.c index ff92ab1daeb8..1e9d882c04ef 100644 --- a/drivers/net/ethernet/emulex/benet/be_cmds.c +++ b/drivers/net/ethernet/emulex/benet/be_cmds.c @@ -4500,7 +4500,7 @@ int be_cmd_get_profile_config(struct be_adapter *adapter, port_res->max_vfs += le16_to_cpu(pcie->num_vfs); } } - return status; + goto err; } pcie = be_get_pcie_desc(resp->func_param, desc_count, diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index 74d122616e76..534787291b44 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -4002,8 +4002,6 @@ static int be_enable_vxlan_offloads(struct be_adapter *adapter) netdev->hw_enc_features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | NETIF_F_TSO | NETIF_F_TSO6 | NETIF_F_GSO_UDP_TUNNEL; - netdev->hw_features |= NETIF_F_GSO_UDP_TUNNEL; - netdev->features |= NETIF_F_GSO_UDP_TUNNEL; dev_info(dev, "Enabled VxLAN offloads for UDP port %d\n", be16_to_cpu(port)); @@ -4025,8 +4023,6 @@ static void be_disable_vxlan_offloads(struct be_adapter *adapter) adapter->vxlan_port = 0; netdev->hw_enc_features = 0; - netdev->hw_features &= ~(NETIF_F_GSO_UDP_TUNNEL); - netdev->features &= ~(NETIF_F_GSO_UDP_TUNNEL); } static void be_calculate_vf_res(struct be_adapter *adapter, u16 num_vfs, @@ -5320,6 +5316,7 @@ static void be_netdev_init(struct net_device *netdev) struct be_adapter *adapter = netdev_priv(netdev); netdev->hw_features |= NETIF_F_SG | NETIF_F_TSO | NETIF_F_TSO6 | + NETIF_F_GSO_UDP_TUNNEL | NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | NETIF_F_RXCSUM | NETIF_F_HW_VLAN_CTAG_TX; if ((be_if_cap_flags(adapter) & BE_IF_FLAGS_RSS)) diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index 2708297e7795..bf9b9fd6d2a0 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -1158,7 +1158,7 @@ static void fec_enet_timeout_work(struct work_struct *work) napi_disable(&fep->napi); netif_tx_lock_bh(ndev); fec_restart(ndev); - netif_wake_queue(ndev); + netif_tx_wake_all_queues(ndev); netif_tx_unlock_bh(ndev); napi_enable(&fep->napi); } @@ -1273,7 +1273,7 @@ skb_done: /* Since we have freed up a buffer, the ring is no longer full */ - if (netif_queue_stopped(ndev)) { + if (netif_tx_queue_stopped(nq)) { entries_free = fec_enet_get_free_txdesc_num(txq); if (entries_free >= txq->tx_wake_threshold) netif_tx_wake_queue(nq); @@ -1746,7 +1746,7 @@ static void fec_enet_adjust_link(struct net_device *ndev) napi_disable(&fep->napi); netif_tx_lock_bh(ndev); fec_restart(ndev); - netif_wake_queue(ndev); + netif_tx_wake_all_queues(ndev); netif_tx_unlock_bh(ndev); napi_enable(&fep->napi); } @@ -2247,7 +2247,7 @@ static int fec_enet_set_pauseparam(struct net_device *ndev, napi_disable(&fep->napi); netif_tx_lock_bh(ndev); fec_restart(ndev); - netif_wake_queue(ndev); + netif_tx_wake_all_queues(ndev); netif_tx_unlock_bh(ndev); napi_enable(&fep->napi); } diff --git a/drivers/net/ethernet/hisilicon/hns/hnae.c b/drivers/net/ethernet/hisilicon/hns/hnae.c index a051e582d541..79d03f8ee7b1 100644 --- a/drivers/net/ethernet/hisilicon/hns/hnae.c +++ b/drivers/net/ethernet/hisilicon/hns/hnae.c @@ -84,7 +84,7 @@ static void hnae_unmap_buffer(struct hnae_ring *ring, struct hnae_desc_cb *cb) if (cb->type == DESC_TYPE_SKB) dma_unmap_single(ring_to_dev(ring), cb->dma, cb->length, ring_to_dma_dir(ring)); - else + else if (cb->length) dma_unmap_page(ring_to_dev(ring), cb->dma, cb->length, ring_to_dma_dir(ring)); } diff --git a/drivers/net/ethernet/hisilicon/hns/hns_enet.c b/drivers/net/ethernet/hisilicon/hns/hns_enet.c index f56855e63c96..28e907831b0e 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_enet.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_enet.c @@ -40,9 +40,9 @@ #define SKB_TMP_LEN(SKB) \ (((SKB)->transport_header - (SKB)->mac_header) + tcp_hdrlen(SKB)) -static void fill_v2_desc(struct hnae_ring *ring, void *priv, - int size, dma_addr_t dma, int frag_end, - int buf_num, enum hns_desc_type type, int mtu) +static void fill_v2_desc_hw(struct hnae_ring *ring, void *priv, int size, + int send_sz, dma_addr_t dma, int frag_end, + int buf_num, enum hns_desc_type type, int mtu) { struct hnae_desc *desc = &ring->desc[ring->next_to_use]; struct hnae_desc_cb *desc_cb = &ring->desc_cb[ring->next_to_use]; @@ -64,7 +64,7 @@ static void fill_v2_desc(struct hnae_ring *ring, void *priv, desc_cb->type = type; desc->addr = cpu_to_le64(dma); - desc->tx.send_size = cpu_to_le16((u16)size); + desc->tx.send_size = cpu_to_le16((u16)send_sz); /* config bd buffer end */ hnae_set_bit(rrcfv, HNSV2_TXD_VLD_B, 1); @@ -133,6 +133,14 @@ static void fill_v2_desc(struct hnae_ring *ring, void *priv, ring_ptr_move_fw(ring, next_to_use); } +static void fill_v2_desc(struct hnae_ring *ring, void *priv, + int size, dma_addr_t dma, int frag_end, + int buf_num, enum hns_desc_type type, int mtu) +{ + fill_v2_desc_hw(ring, priv, size, size, dma, frag_end, + buf_num, type, mtu); +} + static const struct acpi_device_id hns_enet_acpi_match[] = { { "HISI00C1", 0 }, { "HISI00C2", 0 }, @@ -289,15 +297,15 @@ static void fill_tso_desc(struct hnae_ring *ring, void *priv, /* when the frag size is bigger than hardware, split this frag */ for (k = 0; k < frag_buf_num; k++) - fill_v2_desc(ring, priv, - (k == frag_buf_num - 1) ? + fill_v2_desc_hw(ring, priv, k == 0 ? size : 0, + (k == frag_buf_num - 1) ? sizeoflast : BD_MAX_SEND_SIZE, - dma + BD_MAX_SEND_SIZE * k, - frag_end && (k == frag_buf_num - 1) ? 1 : 0, - buf_num, - (type == DESC_TYPE_SKB && !k) ? + dma + BD_MAX_SEND_SIZE * k, + frag_end && (k == frag_buf_num - 1) ? 1 : 0, + buf_num, + (type == DESC_TYPE_SKB && !k) ? DESC_TYPE_SKB : DESC_TYPE_PAGE, - mtu); + mtu); } netdev_tx_t hns_nic_net_xmit_hw(struct net_device *ndev, @@ -1495,21 +1503,6 @@ static int hns_nic_do_ioctl(struct net_device *netdev, struct ifreq *ifr, return phy_mii_ioctl(phy_dev, ifr, cmd); } -/* use only for netconsole to poll with the device without interrupt */ -#ifdef CONFIG_NET_POLL_CONTROLLER -static void hns_nic_poll_controller(struct net_device *ndev) -{ - struct hns_nic_priv *priv = netdev_priv(ndev); - unsigned long flags; - int i; - - local_irq_save(flags); - for (i = 0; i < priv->ae_handle->q_num * 2; i++) - napi_schedule(&priv->ring_data[i].napi); - local_irq_restore(flags); -} -#endif - static netdev_tx_t hns_nic_net_xmit(struct sk_buff *skb, struct net_device *ndev) { @@ -1962,9 +1955,6 @@ static const struct net_device_ops hns_nic_netdev_ops = { .ndo_set_features = hns_nic_set_features, .ndo_fix_features = hns_nic_fix_features, .ndo_get_stats64 = hns_nic_get_stats64, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = hns_nic_poll_controller, -#endif .ndo_set_rx_mode = hns_nic_set_rx_mode, .ndo_select_queue = hns_nic_select_queue, }; diff --git a/drivers/net/ethernet/hp/hp100.c b/drivers/net/ethernet/hp/hp100.c index c8c7ad2eff77..9b5a68b65432 100644 --- a/drivers/net/ethernet/hp/hp100.c +++ b/drivers/net/ethernet/hp/hp100.c @@ -2634,7 +2634,7 @@ static int hp100_login_to_vg_hub(struct net_device *dev, u_short force_relogin) /* Wait for link to drop */ time = jiffies + (HZ / 10); do { - if (~(hp100_inb(VG_LAN_CFG_1) & HP100_LINK_UP_ST)) + if (!(hp100_inb(VG_LAN_CFG_1) & HP100_LINK_UP_ST)) break; if (!in_interrupt()) schedule_timeout_interruptible(1); diff --git a/drivers/net/ethernet/huawei/hinic/hinic_main.c b/drivers/net/ethernet/huawei/hinic/hinic_main.c index 09e9da10b786..4a8f82938ed5 100644 --- a/drivers/net/ethernet/huawei/hinic/hinic_main.c +++ b/drivers/net/ethernet/huawei/hinic/hinic_main.c @@ -789,23 +789,6 @@ static void hinic_get_stats64(struct net_device *netdev, stats->tx_errors = nic_tx_stats->tx_dropped; } -#ifdef CONFIG_NET_POLL_CONTROLLER -static void hinic_netpoll(struct net_device *netdev) -{ - struct hinic_dev *nic_dev = netdev_priv(netdev); - int i, num_qps; - - num_qps = hinic_hwdev_num_qps(nic_dev->hwdev); - for (i = 0; i < num_qps; i++) { - struct hinic_txq *txq = &nic_dev->txqs[i]; - struct hinic_rxq *rxq = &nic_dev->rxqs[i]; - - napi_schedule(&txq->napi); - napi_schedule(&rxq->napi); - } -} -#endif - static const struct net_device_ops hinic_netdev_ops = { .ndo_open = hinic_open, .ndo_stop = hinic_close, @@ -818,9 +801,6 @@ static const struct net_device_ops hinic_netdev_ops = { .ndo_start_xmit = hinic_xmit_frame, .ndo_tx_timeout = hinic_tx_timeout, .ndo_get_stats64 = hinic_get_stats64, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = hinic_netpoll, -#endif }; static void netdev_features_init(struct net_device *netdev) diff --git a/drivers/net/ethernet/i825xx/ether1.c b/drivers/net/ethernet/i825xx/ether1.c index dc983450354b..35f6291a3672 100644 --- a/drivers/net/ethernet/i825xx/ether1.c +++ b/drivers/net/ethernet/i825xx/ether1.c @@ -64,7 +64,8 @@ static unsigned int net_debug = NET_DEBUG; #define RX_AREA_END 0x0fc00 static int ether1_open(struct net_device *dev); -static int ether1_sendpacket(struct sk_buff *skb, struct net_device *dev); +static netdev_tx_t ether1_sendpacket(struct sk_buff *skb, + struct net_device *dev); static irqreturn_t ether1_interrupt(int irq, void *dev_id); static int ether1_close(struct net_device *dev); static void ether1_setmulticastlist(struct net_device *dev); @@ -667,7 +668,7 @@ ether1_timeout(struct net_device *dev) netif_wake_queue(dev); } -static int +static netdev_tx_t ether1_sendpacket (struct sk_buff *skb, struct net_device *dev) { int tmp, tst, nopaddr, txaddr, tbdaddr, dataddr; diff --git a/drivers/net/ethernet/i825xx/lib82596.c b/drivers/net/ethernet/i825xx/lib82596.c index f00a1dc2128c..2f7ae118217f 100644 --- a/drivers/net/ethernet/i825xx/lib82596.c +++ b/drivers/net/ethernet/i825xx/lib82596.c @@ -347,7 +347,7 @@ static const char init_setup[] = 0x7f /* *multi IA */ }; static int i596_open(struct net_device *dev); -static int i596_start_xmit(struct sk_buff *skb, struct net_device *dev); +static netdev_tx_t i596_start_xmit(struct sk_buff *skb, struct net_device *dev); static irqreturn_t i596_interrupt(int irq, void *dev_id); static int i596_close(struct net_device *dev); static void i596_add_cmd(struct net_device *dev, struct i596_cmd *cmd); @@ -966,7 +966,7 @@ static void i596_tx_timeout (struct net_device *dev) } -static int i596_start_xmit(struct sk_buff *skb, struct net_device *dev) +static netdev_tx_t i596_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct i596_private *lp = netdev_priv(dev); struct tx_cmd *tx_cmd; diff --git a/drivers/net/ethernet/i825xx/sun3_82586.c b/drivers/net/ethernet/i825xx/sun3_82586.c index 8bb15a8c2a40..1a86184d44c0 100644 --- a/drivers/net/ethernet/i825xx/sun3_82586.c +++ b/drivers/net/ethernet/i825xx/sun3_82586.c @@ -121,7 +121,8 @@ static int sun3_82586_probe1(struct net_device *dev,int ioaddr); static irqreturn_t sun3_82586_interrupt(int irq,void *dev_id); static int sun3_82586_open(struct net_device *dev); static int sun3_82586_close(struct net_device *dev); -static int sun3_82586_send_packet(struct sk_buff *,struct net_device *); +static netdev_tx_t sun3_82586_send_packet(struct sk_buff *, + struct net_device *); static struct net_device_stats *sun3_82586_get_stats(struct net_device *dev); static void set_multicast_list(struct net_device *dev); static void sun3_82586_timeout(struct net_device *dev); @@ -1002,7 +1003,8 @@ static void sun3_82586_timeout(struct net_device *dev) * send frame */ -static int sun3_82586_send_packet(struct sk_buff *skb, struct net_device *dev) +static netdev_tx_t +sun3_82586_send_packet(struct sk_buff *skb, struct net_device *dev) { int len,i; #ifndef NO_NOPCOMMANDS diff --git a/drivers/net/ethernet/ibm/ehea/ehea_main.c b/drivers/net/ethernet/ibm/ehea/ehea_main.c index ba580bfae512..03f64f40b2a3 100644 --- a/drivers/net/ethernet/ibm/ehea/ehea_main.c +++ b/drivers/net/ethernet/ibm/ehea/ehea_main.c @@ -921,17 +921,6 @@ static int ehea_poll(struct napi_struct *napi, int budget) return rx; } -#ifdef CONFIG_NET_POLL_CONTROLLER -static void ehea_netpoll(struct net_device *dev) -{ - struct ehea_port *port = netdev_priv(dev); - int i; - - for (i = 0; i < port->num_def_qps; i++) - napi_schedule(&port->port_res[i].napi); -} -#endif - static irqreturn_t ehea_recv_irq_handler(int irq, void *param) { struct ehea_port_res *pr = param; @@ -2953,9 +2942,6 @@ static const struct net_device_ops ehea_netdev_ops = { .ndo_open = ehea_open, .ndo_stop = ehea_stop, .ndo_start_xmit = ehea_start_xmit, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = ehea_netpoll, -#endif .ndo_get_stats64 = ehea_get_stats64, .ndo_set_mac_address = ehea_set_mac_addr, .ndo_validate_addr = eth_validate_addr, diff --git a/drivers/net/ethernet/ibm/emac/core.c b/drivers/net/ethernet/ibm/emac/core.c index 372664686309..129f4e9f38da 100644 --- a/drivers/net/ethernet/ibm/emac/core.c +++ b/drivers/net/ethernet/ibm/emac/core.c @@ -2677,12 +2677,17 @@ static int emac_init_phy(struct emac_instance *dev) if (of_phy_is_fixed_link(np)) { int res = emac_dt_mdio_probe(dev); - if (!res) { - res = of_phy_register_fixed_link(np); - if (res) - mdiobus_unregister(dev->mii_bus); + if (res) + return res; + + res = of_phy_register_fixed_link(np); + dev->phy_dev = of_phy_find_device(np); + if (res || !dev->phy_dev) { + mdiobus_unregister(dev->mii_bus); + return res ? res : -EINVAL; } - return res; + emac_adjust_link(dev->ndev); + put_device(&dev->phy_dev->mdio.dev); } return 0; } diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c index 4f0daf67b18d..699ef942b615 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.c +++ b/drivers/net/ethernet/ibm/ibmvnic.c @@ -2207,19 +2207,6 @@ restart_poll: return frames_processed; } -#ifdef CONFIG_NET_POLL_CONTROLLER -static void ibmvnic_netpoll_controller(struct net_device *dev) -{ - struct ibmvnic_adapter *adapter = netdev_priv(dev); - int i; - - replenish_pools(netdev_priv(dev)); - for (i = 0; i < adapter->req_rx_queues; i++) - ibmvnic_interrupt_rx(adapter->rx_scrq[i]->irq, - adapter->rx_scrq[i]); -} -#endif - static int wait_for_reset(struct ibmvnic_adapter *adapter) { int rc, ret; @@ -2292,9 +2279,6 @@ static const struct net_device_ops ibmvnic_netdev_ops = { .ndo_set_mac_address = ibmvnic_set_mac, .ndo_validate_addr = eth_validate_addr, .ndo_tx_timeout = ibmvnic_tx_timeout, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = ibmvnic_netpoll_controller, -#endif .ndo_change_mtu = ibmvnic_change_mtu, .ndo_features_check = ibmvnic_features_check, }; diff --git a/drivers/net/ethernet/intel/fm10k/fm10k.h b/drivers/net/ethernet/intel/fm10k/fm10k.h index a903a0ba45e1..7d42582ed48d 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k.h +++ b/drivers/net/ethernet/intel/fm10k/fm10k.h @@ -504,9 +504,6 @@ void fm10k_update_stats(struct fm10k_intfc *interface); void fm10k_service_event_schedule(struct fm10k_intfc *interface); void fm10k_macvlan_schedule(struct fm10k_intfc *interface); void fm10k_update_rx_drop_en(struct fm10k_intfc *interface); -#ifdef CONFIG_NET_POLL_CONTROLLER -void fm10k_netpoll(struct net_device *netdev); -#endif /* Netdev */ struct net_device *fm10k_alloc_netdev(const struct fm10k_info *info); diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c b/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c index 929f538d28bc..538a8467f434 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c +++ b/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c @@ -1648,9 +1648,6 @@ static const struct net_device_ops fm10k_netdev_ops = { .ndo_udp_tunnel_del = fm10k_udp_tunnel_del, .ndo_dfwd_add_station = fm10k_dfwd_add_station, .ndo_dfwd_del_station = fm10k_dfwd_del_station, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = fm10k_netpoll, -#endif .ndo_features_check = fm10k_features_check, }; diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_pci.c b/drivers/net/ethernet/intel/fm10k/fm10k_pci.c index 15071e4adb98..c859ababeed5 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_pci.c +++ b/drivers/net/ethernet/intel/fm10k/fm10k_pci.c @@ -1210,28 +1210,6 @@ static irqreturn_t fm10k_msix_mbx_vf(int __always_unused irq, void *data) return IRQ_HANDLED; } -#ifdef CONFIG_NET_POLL_CONTROLLER -/** - * fm10k_netpoll - A Polling 'interrupt' handler - * @netdev: network interface device structure - * - * This is used by netconsole to send skbs without having to re-enable - * interrupts. It's not called while the normal interrupt routine is executing. - **/ -void fm10k_netpoll(struct net_device *netdev) -{ - struct fm10k_intfc *interface = netdev_priv(netdev); - int i; - - /* if interface is down do nothing */ - if (test_bit(__FM10K_DOWN, interface->state)) - return; - - for (i = 0; i < interface->num_q_vectors; i++) - fm10k_msix_clean_rings(0, interface->q_vector[i]); -} - -#endif #define FM10K_ERR_MSG(type) case (type): error = #type; break static void fm10k_handle_fault(struct fm10k_intfc *interface, int type, struct fm10k_fault *fault) diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_main.c b/drivers/net/ethernet/intel/i40evf/i40evf_main.c index 5906c1c1d19d..fef6d892ed4c 100644 --- a/drivers/net/ethernet/intel/i40evf/i40evf_main.c +++ b/drivers/net/ethernet/intel/i40evf/i40evf_main.c @@ -396,29 +396,6 @@ static void i40evf_map_rings_to_vectors(struct i40evf_adapter *adapter) adapter->aq_required |= I40EVF_FLAG_AQ_MAP_VECTORS; } -#ifdef CONFIG_NET_POLL_CONTROLLER -/** - * i40evf_netpoll - A Polling 'interrupt' handler - * @netdev: network interface device structure - * - * This is used by netconsole to send skbs without having to re-enable - * interrupts. It's not called while the normal interrupt routine is executing. - **/ -static void i40evf_netpoll(struct net_device *netdev) -{ - struct i40evf_adapter *adapter = netdev_priv(netdev); - int q_vectors = adapter->num_msix_vectors - NONQ_VECS; - int i; - - /* if interface is down do nothing */ - if (test_bit(__I40E_VSI_DOWN, adapter->vsi.state)) - return; - - for (i = 0; i < q_vectors; i++) - i40evf_msix_clean_rings(0, &adapter->q_vectors[i]); -} - -#endif /** * i40evf_irq_affinity_notify - Callback for affinity changes * @notify: context as to what irq was changed @@ -3229,9 +3206,6 @@ static const struct net_device_ops i40evf_netdev_ops = { .ndo_features_check = i40evf_features_check, .ndo_fix_features = i40evf_fix_features, .ndo_set_features = i40evf_set_features, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = i40evf_netpoll, -#endif .ndo_setup_tc = i40evf_setup_tc, }; diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c index f1e80eed2fd6..3f047bb43348 100644 --- a/drivers/net/ethernet/intel/ice/ice_main.c +++ b/drivers/net/ethernet/intel/ice/ice_main.c @@ -4806,30 +4806,6 @@ void ice_get_stats64(struct net_device *netdev, struct rtnl_link_stats64 *stats) stats->rx_length_errors = vsi_stats->rx_length_errors; } -#ifdef CONFIG_NET_POLL_CONTROLLER -/** - * ice_netpoll - polling "interrupt" handler - * @netdev: network interface device structure - * - * Used by netconsole to send skbs without having to re-enable interrupts. - * This is not called in the normal interrupt path. - */ -static void ice_netpoll(struct net_device *netdev) -{ - struct ice_netdev_priv *np = netdev_priv(netdev); - struct ice_vsi *vsi = np->vsi; - struct ice_pf *pf = vsi->back; - int i; - - if (test_bit(__ICE_DOWN, vsi->state) || - !test_bit(ICE_FLAG_MSIX_ENA, pf->flags)) - return; - - for (i = 0; i < vsi->num_q_vectors; i++) - ice_msix_clean_rings(0, vsi->q_vectors[i]); -} -#endif /* CONFIG_NET_POLL_CONTROLLER */ - /** * ice_napi_disable_all - Disable NAPI for all q_vectors in the VSI * @vsi: VSI having NAPI disabled @@ -5497,9 +5473,6 @@ static const struct net_device_ops ice_netdev_ops = { .ndo_validate_addr = eth_validate_addr, .ndo_change_mtu = ice_change_mtu, .ndo_get_stats64 = ice_get_stats64, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = ice_netpoll, -#endif /* CONFIG_NET_POLL_CONTROLLER */ .ndo_vlan_rx_add_vid = ice_vlan_rx_add_vid, .ndo_vlan_rx_kill_vid = ice_vlan_rx_kill_vid, .ndo_set_features = ice_set_features, diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index a32c576c1e65..0796cef96fa3 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -205,10 +205,6 @@ static struct notifier_block dca_notifier = { .priority = 0 }; #endif -#ifdef CONFIG_NET_POLL_CONTROLLER -/* for netdump / net console */ -static void igb_netpoll(struct net_device *); -#endif #ifdef CONFIG_PCI_IOV static unsigned int max_vfs; module_param(max_vfs, uint, 0); @@ -2881,9 +2877,6 @@ static const struct net_device_ops igb_netdev_ops = { .ndo_set_vf_spoofchk = igb_ndo_set_vf_spoofchk, .ndo_set_vf_trust = igb_ndo_set_vf_trust, .ndo_get_vf_config = igb_ndo_get_vf_config, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = igb_netpoll, -#endif .ndo_fix_features = igb_fix_features, .ndo_set_features = igb_set_features, .ndo_fdb_add = igb_ndo_fdb_add, @@ -9053,29 +9046,6 @@ static int igb_pci_sriov_configure(struct pci_dev *dev, int num_vfs) return 0; } -#ifdef CONFIG_NET_POLL_CONTROLLER -/* Polling 'interrupt' - used by things like netconsole to send skbs - * without having to re-enable interrupts. It's not called while - * the interrupt routine is executing. - */ -static void igb_netpoll(struct net_device *netdev) -{ - struct igb_adapter *adapter = netdev_priv(netdev); - struct e1000_hw *hw = &adapter->hw; - struct igb_q_vector *q_vector; - int i; - - for (i = 0; i < adapter->num_q_vectors; i++) { - q_vector = adapter->q_vector[i]; - if (adapter->flags & IGB_FLAG_HAS_MSIX) - wr32(E1000_EIMC, q_vector->eims_value); - else - igb_irq_disable(adapter); - napi_schedule(&q_vector->napi); - } -} -#endif /* CONFIG_NET_POLL_CONTROLLER */ - /** * igb_io_error_detected - called when PCI error is detected * @pdev: Pointer to PCI device diff --git a/drivers/net/ethernet/intel/ixgb/ixgb_main.c b/drivers/net/ethernet/intel/ixgb/ixgb_main.c index d3e72d0f66ef..7722153c4ac2 100644 --- a/drivers/net/ethernet/intel/ixgb/ixgb_main.c +++ b/drivers/net/ethernet/intel/ixgb/ixgb_main.c @@ -81,11 +81,6 @@ static int ixgb_vlan_rx_kill_vid(struct net_device *netdev, __be16 proto, u16 vid); static void ixgb_restore_vlan(struct ixgb_adapter *adapter); -#ifdef CONFIG_NET_POLL_CONTROLLER -/* for netdump / net console */ -static void ixgb_netpoll(struct net_device *dev); -#endif - static pci_ers_result_t ixgb_io_error_detected (struct pci_dev *pdev, enum pci_channel_state state); static pci_ers_result_t ixgb_io_slot_reset (struct pci_dev *pdev); @@ -348,9 +343,6 @@ static const struct net_device_ops ixgb_netdev_ops = { .ndo_tx_timeout = ixgb_tx_timeout, .ndo_vlan_rx_add_vid = ixgb_vlan_rx_add_vid, .ndo_vlan_rx_kill_vid = ixgb_vlan_rx_kill_vid, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = ixgb_netpoll, -#endif .ndo_fix_features = ixgb_fix_features, .ndo_set_features = ixgb_set_features, }; @@ -2195,23 +2187,6 @@ ixgb_restore_vlan(struct ixgb_adapter *adapter) ixgb_vlan_rx_add_vid(adapter->netdev, htons(ETH_P_8021Q), vid); } -#ifdef CONFIG_NET_POLL_CONTROLLER -/* - * Polling 'interrupt' - used by things like netconsole to send skbs - * without having to re-enable interrupts. It's not called while - * the interrupt routine is executing. - */ - -static void ixgb_netpoll(struct net_device *dev) -{ - struct ixgb_adapter *adapter = netdev_priv(dev); - - disable_irq(adapter->pdev->irq); - ixgb_intr(adapter->pdev->irq, dev); - enable_irq(adapter->pdev->irq); -} -#endif - /** * ixgb_io_error_detected - called when PCI error is detected * @pdev: pointer to pci device with error diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 9a23d33a47ed..6cdd58d9d461 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -3196,11 +3196,13 @@ int ixgbe_poll(struct napi_struct *napi, int budget) return budget; /* all work done, exit the polling mode */ - napi_complete_done(napi, work_done); - if (adapter->rx_itr_setting & 1) - ixgbe_set_itr(q_vector); - if (!test_bit(__IXGBE_DOWN, &adapter->state)) - ixgbe_irq_enable_queues(adapter, BIT_ULL(q_vector->v_idx)); + if (likely(napi_complete_done(napi, work_done))) { + if (adapter->rx_itr_setting & 1) + ixgbe_set_itr(q_vector); + if (!test_bit(__IXGBE_DOWN, &adapter->state)) + ixgbe_irq_enable_queues(adapter, + BIT_ULL(q_vector->v_idx)); + } return min(work_done, budget - 1); } @@ -8768,28 +8770,6 @@ static int ixgbe_del_sanmac_netdev(struct net_device *dev) return err; } -#ifdef CONFIG_NET_POLL_CONTROLLER -/* - * Polling 'interrupt' - used by things like netconsole to send skbs - * without having to re-enable interrupts. It's not called while - * the interrupt routine is executing. - */ -static void ixgbe_netpoll(struct net_device *netdev) -{ - struct ixgbe_adapter *adapter = netdev_priv(netdev); - int i; - - /* if interface is down do nothing */ - if (test_bit(__IXGBE_DOWN, &adapter->state)) - return; - - /* loop through and schedule all active queues */ - for (i = 0; i < adapter->num_q_vectors; i++) - ixgbe_msix_clean_rings(0, adapter->q_vector[i]); -} - -#endif - static void ixgbe_get_ring_stats64(struct rtnl_link_stats64 *stats, struct ixgbe_ring *ring) { @@ -10251,9 +10231,6 @@ static const struct net_device_ops ixgbe_netdev_ops = { .ndo_get_vf_config = ixgbe_ndo_get_vf_config, .ndo_get_stats64 = ixgbe_get_stats64, .ndo_setup_tc = __ixgbe_setup_tc, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = ixgbe_netpoll, -#endif #ifdef IXGBE_FCOE .ndo_select_queue = ixgbe_select_queue, .ndo_fcoe_ddp_setup = ixgbe_fcoe_ddp_get, diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c index d86446d202d5..5a228582423b 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c @@ -4233,24 +4233,6 @@ static int ixgbevf_change_mtu(struct net_device *netdev, int new_mtu) return 0; } -#ifdef CONFIG_NET_POLL_CONTROLLER -/* Polling 'interrupt' - used by things like netconsole to send skbs - * without having to re-enable interrupts. It's not called while - * the interrupt routine is executing. - */ -static void ixgbevf_netpoll(struct net_device *netdev) -{ - struct ixgbevf_adapter *adapter = netdev_priv(netdev); - int i; - - /* if interface is down do nothing */ - if (test_bit(__IXGBEVF_DOWN, &adapter->state)) - return; - for (i = 0; i < adapter->num_rx_queues; i++) - ixgbevf_msix_clean_rings(0, adapter->q_vector[i]); -} -#endif /* CONFIG_NET_POLL_CONTROLLER */ - static int ixgbevf_suspend(struct pci_dev *pdev, pm_message_t state) { struct net_device *netdev = pci_get_drvdata(pdev); @@ -4482,9 +4464,6 @@ static const struct net_device_ops ixgbevf_netdev_ops = { .ndo_tx_timeout = ixgbevf_tx_timeout, .ndo_vlan_rx_add_vid = ixgbevf_vlan_rx_add_vid, .ndo_vlan_rx_kill_vid = ixgbevf_vlan_rx_kill_vid, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = ixgbevf_netpoll, -#endif .ndo_features_check = ixgbevf_features_check, .ndo_bpf = ixgbevf_xdp, }; diff --git a/drivers/net/ethernet/lantiq_etop.c b/drivers/net/ethernet/lantiq_etop.c index 7a637b51c7d2..e08301d833e2 100644 --- a/drivers/net/ethernet/lantiq_etop.c +++ b/drivers/net/ethernet/lantiq_etop.c @@ -274,6 +274,7 @@ ltq_etop_hw_init(struct net_device *dev) struct ltq_etop_chan *ch = &priv->ch[i]; ch->idx = ch->dma.nr = i; + ch->dma.dev = &priv->pdev->dev; if (IS_TX(i)) { ltq_dma_alloc_tx(&ch->dma); diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c index bc80a678abc3..b4ed7d394d07 100644 --- a/drivers/net/ethernet/marvell/mvneta.c +++ b/drivers/net/ethernet/marvell/mvneta.c @@ -1890,8 +1890,8 @@ static void mvneta_rxq_drop_pkts(struct mvneta_port *pp, if (!data || !(rx_desc->buf_phys_addr)) continue; - dma_unmap_single(pp->dev->dev.parent, rx_desc->buf_phys_addr, - MVNETA_RX_BUF_SIZE(pp->pkt_size), DMA_FROM_DEVICE); + dma_unmap_page(pp->dev->dev.parent, rx_desc->buf_phys_addr, + PAGE_SIZE, DMA_FROM_DEVICE); __free_page(data); } } @@ -2008,8 +2008,8 @@ static int mvneta_rx_swbm(struct napi_struct *napi, skb_add_rx_frag(rxq->skb, frag_num, page, frag_offset, frag_size, PAGE_SIZE); - dma_unmap_single(dev->dev.parent, phys_addr, - PAGE_SIZE, DMA_FROM_DEVICE); + dma_unmap_page(dev->dev.parent, phys_addr, + PAGE_SIZE, DMA_FROM_DEVICE); rxq->left_size -= frag_size; } } else { @@ -2039,9 +2039,8 @@ static int mvneta_rx_swbm(struct napi_struct *napi, frag_offset, frag_size, PAGE_SIZE); - dma_unmap_single(dev->dev.parent, phys_addr, - PAGE_SIZE, - DMA_FROM_DEVICE); + dma_unmap_page(dev->dev.parent, phys_addr, + PAGE_SIZE, DMA_FROM_DEVICE); rxq->left_size -= frag_size; } diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c index 28500417843e..a74002b43b51 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c @@ -58,6 +58,8 @@ static struct { */ static void mvpp2_mac_config(struct net_device *dev, unsigned int mode, const struct phylink_link_state *state); +static void mvpp2_mac_link_up(struct net_device *dev, unsigned int mode, + phy_interface_t interface, struct phy_device *phy); /* Queue modes */ #define MVPP2_QDIST_SINGLE_MODE 0 @@ -1723,7 +1725,7 @@ static void mvpp2_txq_desc_put(struct mvpp2_tx_queue *txq) } /* Set Tx descriptors fields relevant for CSUM calculation */ -static u32 mvpp2_txq_desc_csum(int l3_offs, int l3_proto, +static u32 mvpp2_txq_desc_csum(int l3_offs, __be16 l3_proto, int ip_hdr_len, int l4_proto) { u32 command; @@ -2598,14 +2600,15 @@ static u32 mvpp2_skb_tx_csum(struct mvpp2_port *port, struct sk_buff *skb) if (skb->ip_summed == CHECKSUM_PARTIAL) { int ip_hdr_len = 0; u8 l4_proto; + __be16 l3_proto = vlan_get_protocol(skb); - if (skb->protocol == htons(ETH_P_IP)) { + if (l3_proto == htons(ETH_P_IP)) { struct iphdr *ip4h = ip_hdr(skb); /* Calculate IPv4 checksum and L4 checksum */ ip_hdr_len = ip4h->ihl; l4_proto = ip4h->protocol; - } else if (skb->protocol == htons(ETH_P_IPV6)) { + } else if (l3_proto == htons(ETH_P_IPV6)) { struct ipv6hdr *ip6h = ipv6_hdr(skb); /* Read l4_protocol from one of IPv6 extra headers */ @@ -2617,7 +2620,7 @@ static u32 mvpp2_skb_tx_csum(struct mvpp2_port *port, struct sk_buff *skb) } return mvpp2_txq_desc_csum(skb_network_offset(skb), - skb->protocol, ip_hdr_len, l4_proto); + l3_proto, ip_hdr_len, l4_proto); } return MVPP2_TXD_L4_CSUM_NOT | MVPP2_TXD_IP_CSUM_DISABLE; @@ -3053,10 +3056,12 @@ static int mvpp2_poll(struct napi_struct *napi, int budget) cause_rx_tx & ~MVPP2_CAUSE_MISC_SUM_MASK); } - cause_tx = cause_rx_tx & MVPP2_CAUSE_TXQ_OCCUP_DESC_ALL_MASK; - if (cause_tx) { - cause_tx >>= MVPP2_CAUSE_TXQ_OCCUP_DESC_ALL_OFFSET; - mvpp2_tx_done(port, cause_tx, qv->sw_thread_id); + if (port->has_tx_irqs) { + cause_tx = cause_rx_tx & MVPP2_CAUSE_TXQ_OCCUP_DESC_ALL_MASK; + if (cause_tx) { + cause_tx >>= MVPP2_CAUSE_TXQ_OCCUP_DESC_ALL_OFFSET; + mvpp2_tx_done(port, cause_tx, qv->sw_thread_id); + } } /* Process RX packets */ @@ -3142,6 +3147,7 @@ static void mvpp2_start_dev(struct mvpp2_port *port) mvpp22_mode_reconfigure(port); if (port->phylink) { + netif_carrier_off(port->dev); phylink_start(port->phylink); } else { /* Phylink isn't used as of now for ACPI, so the MAC has to be @@ -3150,9 +3156,10 @@ static void mvpp2_start_dev(struct mvpp2_port *port) */ struct phylink_link_state state = { .interface = port->phy_interface, - .link = 1, }; mvpp2_mac_config(port->dev, MLO_AN_INBAND, &state); + mvpp2_mac_link_up(port->dev, MLO_AN_INBAND, port->phy_interface, + NULL); } netif_tx_start_all_queues(port->dev); @@ -4495,10 +4502,6 @@ static void mvpp2_mac_config(struct net_device *dev, unsigned int mode, return; } - netif_tx_stop_all_queues(port->dev); - if (!port->has_phy) - netif_carrier_off(port->dev); - /* Make sure the port is disabled when reconfiguring the mode */ mvpp2_port_disable(port); @@ -4523,16 +4526,7 @@ static void mvpp2_mac_config(struct net_device *dev, unsigned int mode, if (port->priv->hw_version == MVPP21 && port->flags & MVPP2_F_LOOPBACK) mvpp2_port_loopback_set(port, state); - /* If the port already was up, make sure it's still in the same state */ - if (state->link || !port->has_phy) { - mvpp2_port_enable(port); - - mvpp2_egress_enable(port); - mvpp2_ingress_enable(port); - if (!port->has_phy) - netif_carrier_on(dev); - netif_tx_wake_all_queues(dev); - } + mvpp2_port_enable(port); } static void mvpp2_mac_link_up(struct net_device *dev, unsigned int mode, diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c index 6785661d1a72..fe49384eba48 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c @@ -1286,20 +1286,6 @@ out: mutex_unlock(&mdev->state_lock); } -#ifdef CONFIG_NET_POLL_CONTROLLER -static void mlx4_en_netpoll(struct net_device *dev) -{ - struct mlx4_en_priv *priv = netdev_priv(dev); - struct mlx4_en_cq *cq; - int i; - - for (i = 0; i < priv->tx_ring_num[TX]; i++) { - cq = priv->tx_cq[TX][i]; - napi_schedule(&cq->napi); - } -} -#endif - static int mlx4_en_set_rss_steer_rules(struct mlx4_en_priv *priv) { u64 reg_id; @@ -2946,9 +2932,6 @@ static const struct net_device_ops mlx4_netdev_ops = { .ndo_tx_timeout = mlx4_en_tx_timeout, .ndo_vlan_rx_add_vid = mlx4_en_vlan_rx_add_vid, .ndo_vlan_rx_kill_vid = mlx4_en_vlan_rx_kill_vid, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = mlx4_en_netpoll, -#endif .ndo_set_features = mlx4_en_set_features, .ndo_fix_features = mlx4_en_fix_features, .ndo_setup_tc = __mlx4_en_setup_tc, @@ -2983,9 +2966,6 @@ static const struct net_device_ops mlx4_netdev_ops_master = { .ndo_set_vf_link_state = mlx4_en_set_vf_link_state, .ndo_get_vf_stats = mlx4_en_get_vf_stats, .ndo_get_vf_config = mlx4_en_get_vf_config, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = mlx4_en_netpoll, -#endif .ndo_set_features = mlx4_en_set_features, .ndo_fix_features = mlx4_en_fix_features, .ndo_setup_tc = __mlx4_en_setup_tc, diff --git a/drivers/net/ethernet/mellanox/mlx4/eq.c b/drivers/net/ethernet/mellanox/mlx4/eq.c index 1f3372c1802e..2df92dbd38e1 100644 --- a/drivers/net/ethernet/mellanox/mlx4/eq.c +++ b/drivers/net/ethernet/mellanox/mlx4/eq.c @@ -240,7 +240,8 @@ static void mlx4_set_eq_affinity_hint(struct mlx4_priv *priv, int vec) struct mlx4_dev *dev = &priv->dev; struct mlx4_eq *eq = &priv->eq_table.eq[vec]; - if (!eq->affinity_mask || cpumask_empty(eq->affinity_mask)) + if (!cpumask_available(eq->affinity_mask) || + cpumask_empty(eq->affinity_mask)) return; hint_err = irq_set_affinity_hint(eq->irq, eq->affinity_mask); diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c index d2d59444f562..6a046030e873 100644 --- a/drivers/net/ethernet/mellanox/mlx4/main.c +++ b/drivers/net/ethernet/mellanox/mlx4/main.c @@ -260,47 +260,34 @@ static const struct devlink_param mlx4_devlink_params[] = { NULL, NULL, NULL), }; -static void mlx4_devlink_set_init_value(struct devlink *devlink, u32 param_id, - union devlink_param_value init_val) -{ - struct mlx4_priv *priv = devlink_priv(devlink); - struct mlx4_dev *dev = &priv->dev; - int err; - - err = devlink_param_driverinit_value_set(devlink, param_id, init_val); - if (err) - mlx4_warn(dev, - "devlink set parameter %u value failed (err = %d)", - param_id, err); -} - static void mlx4_devlink_set_params_init_values(struct devlink *devlink) { union devlink_param_value value; value.vbool = !!mlx4_internal_err_reset; - mlx4_devlink_set_init_value(devlink, - DEVLINK_PARAM_GENERIC_ID_INT_ERR_RESET, - value); + devlink_param_driverinit_value_set(devlink, + DEVLINK_PARAM_GENERIC_ID_INT_ERR_RESET, + value); value.vu32 = 1UL << log_num_mac; - mlx4_devlink_set_init_value(devlink, - DEVLINK_PARAM_GENERIC_ID_MAX_MACS, value); + devlink_param_driverinit_value_set(devlink, + DEVLINK_PARAM_GENERIC_ID_MAX_MACS, + value); value.vbool = enable_64b_cqe_eqe; - mlx4_devlink_set_init_value(devlink, - MLX4_DEVLINK_PARAM_ID_ENABLE_64B_CQE_EQE, - value); + devlink_param_driverinit_value_set(devlink, + MLX4_DEVLINK_PARAM_ID_ENABLE_64B_CQE_EQE, + value); value.vbool = enable_4k_uar; - mlx4_devlink_set_init_value(devlink, - MLX4_DEVLINK_PARAM_ID_ENABLE_4K_UAR, - value); + devlink_param_driverinit_value_set(devlink, + MLX4_DEVLINK_PARAM_ID_ENABLE_4K_UAR, + value); value.vbool = false; - mlx4_devlink_set_init_value(devlink, - DEVLINK_PARAM_GENERIC_ID_REGION_SNAPSHOT, - value); + devlink_param_driverinit_value_set(devlink, + DEVLINK_PARAM_GENERIC_ID_REGION_SNAPSHOT, + value); } static inline void mlx4_set_num_reserved_uars(struct mlx4_dev *dev, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c index 3ce14d42ddc8..a53736c26c0c 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c @@ -206,7 +206,7 @@ static void poll_timeout(struct mlx5_cmd_work_ent *ent) u8 own; do { - own = ent->lay->status_own; + own = READ_ONCE(ent->lay->status_own); if (!(own & CMD_OWNER_HW)) { ent->ret = 0; return; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/dev.c b/drivers/net/ethernet/mellanox/mlx5/core/dev.c index b994b80d5714..37ba7c78859d 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/dev.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/dev.c @@ -132,11 +132,11 @@ void mlx5_add_device(struct mlx5_interface *intf, struct mlx5_priv *priv) delayed_event_start(priv); dev_ctx->context = intf->add(dev); - set_bit(MLX5_INTERFACE_ADDED, &dev_ctx->state); - if (intf->attach) - set_bit(MLX5_INTERFACE_ATTACHED, &dev_ctx->state); - if (dev_ctx->context) { + set_bit(MLX5_INTERFACE_ADDED, &dev_ctx->state); + if (intf->attach) + set_bit(MLX5_INTERFACE_ATTACHED, &dev_ctx->state); + spin_lock_irq(&priv->ctx_lock); list_add_tail(&dev_ctx->list, &priv->ctx_list); @@ -211,12 +211,17 @@ static void mlx5_attach_interface(struct mlx5_interface *intf, struct mlx5_priv if (intf->attach) { if (test_bit(MLX5_INTERFACE_ATTACHED, &dev_ctx->state)) goto out; - intf->attach(dev, dev_ctx->context); + if (intf->attach(dev, dev_ctx->context)) + goto out; + set_bit(MLX5_INTERFACE_ATTACHED, &dev_ctx->state); } else { if (test_bit(MLX5_INTERFACE_ADDED, &dev_ctx->state)) goto out; dev_ctx->context = intf->add(dev); + if (!dev_ctx->context) + goto out; + set_bit(MLX5_INTERFACE_ADDED, &dev_ctx->state); } @@ -391,16 +396,17 @@ void mlx5_remove_dev_by_protocol(struct mlx5_core_dev *dev, int protocol) } } -static u16 mlx5_gen_pci_id(struct mlx5_core_dev *dev) +static u32 mlx5_gen_pci_id(struct mlx5_core_dev *dev) { - return (u16)((dev->pdev->bus->number << 8) | + return (u32)((pci_domain_nr(dev->pdev->bus) << 16) | + (dev->pdev->bus->number << 8) | PCI_SLOT(dev->pdev->devfn)); } /* Must be called with intf_mutex held */ struct mlx5_core_dev *mlx5_get_next_phys_dev(struct mlx5_core_dev *dev) { - u16 pci_id = mlx5_gen_pci_id(dev); + u32 pci_id = mlx5_gen_pci_id(dev); struct mlx5_core_dev *res = NULL; struct mlx5_core_dev *tmp_dev; struct mlx5_priv *priv; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h index db2cfcd21d43..0f189f873859 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h @@ -54,6 +54,7 @@ #include "en_stats.h" #include "en/fs.h" +extern const struct net_device_ops mlx5e_netdev_ops; struct page_pool; #define MLX5E_METADATA_ETHER_TYPE (0x8CE4) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/fs.h b/drivers/net/ethernet/mellanox/mlx5/core/en/fs.h index bbf69e859b78..1431232c9a09 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/fs.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/fs.h @@ -16,6 +16,8 @@ struct mlx5e_tc_table { DECLARE_HASHTABLE(mod_hdr_tbl, 8); DECLARE_HASHTABLE(hairpin_tbl, 8); + + struct notifier_block netdevice_nb; }; struct mlx5e_flow_table { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.c index eddd7702680b..e88340e196f7 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.c @@ -183,12 +183,13 @@ static const struct tlsdev_ops mlx5e_tls_ops = { void mlx5e_tls_build_netdev(struct mlx5e_priv *priv) { - u32 caps = mlx5_accel_tls_device_caps(priv->mdev); struct net_device *netdev = priv->netdev; + u32 caps; if (!mlx5_accel_is_tls_device(priv->mdev)) return; + caps = mlx5_accel_tls_device_caps(priv->mdev); if (caps & MLX5_ACCEL_TLS_TX) { netdev->features |= NETIF_F_HW_TLS_TX; netdev->hw_features |= NETIF_F_HW_TLS_TX; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c index 75bb981e00b7..41cde926cdab 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c @@ -191,7 +191,7 @@ set_udp(void *headers_c, void *headers_v, __be16 psrc_m, __be16 psrc_v, { if (psrc_m) { MLX5E_FTE_SET(headers_c, udp_sport, 0xffff); - MLX5E_FTE_SET(headers_c, udp_sport, ntohs(psrc_v)); + MLX5E_FTE_SET(headers_v, udp_sport, ntohs(psrc_v)); } if (pdst_m) { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index 5a7939e70190..f291d1bf1558 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -4315,23 +4315,7 @@ static int mlx5e_xdp(struct net_device *dev, struct netdev_bpf *xdp) } } -#ifdef CONFIG_NET_POLL_CONTROLLER -/* Fake "interrupt" called by netpoll (eg netconsole) to send skbs without - * reenabling interrupts. - */ -static void mlx5e_netpoll(struct net_device *dev) -{ - struct mlx5e_priv *priv = netdev_priv(dev); - struct mlx5e_channels *chs = &priv->channels; - - int i; - - for (i = 0; i < chs->num; i++) - napi_schedule(&chs->c[i]->napi); -} -#endif - -static const struct net_device_ops mlx5e_netdev_ops = { +const struct net_device_ops mlx5e_netdev_ops = { .ndo_open = mlx5e_open, .ndo_stop = mlx5e_close, .ndo_start_xmit = mlx5e_xmit, @@ -4356,9 +4340,6 @@ static const struct net_device_ops mlx5e_netdev_ops = { #ifdef CONFIG_MLX5_EN_ARFS .ndo_rx_flow_steer = mlx5e_rx_flow_steer, #endif -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = mlx5e_netpoll, -#endif #ifdef CONFIG_MLX5_ESWITCH /* SRIOV E-Switch NDOs */ .ndo_set_vf_mac = mlx5e_set_vf_mac, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index 9fed54017659..85796727093e 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -1368,6 +1368,9 @@ static int __parse_cls_flower(struct mlx5e_priv *priv, *match_level = MLX5_MATCH_L2; } + } else { + MLX5_SET(fte_match_set_lyr_2_4, headers_c, svlan_tag, 1); + MLX5_SET(fte_match_set_lyr_2_4, headers_c, cvlan_tag, 1); } if (dissector_uses_key(f->dissector, FLOW_DISSECTOR_KEY_CVLAN)) { @@ -2946,14 +2949,71 @@ int mlx5e_stats_flower(struct mlx5e_priv *priv, return 0; } +static void mlx5e_tc_hairpin_update_dead_peer(struct mlx5e_priv *priv, + struct mlx5e_priv *peer_priv) +{ + struct mlx5_core_dev *peer_mdev = peer_priv->mdev; + struct mlx5e_hairpin_entry *hpe; + u16 peer_vhca_id; + int bkt; + + if (!same_hw_devs(priv, peer_priv)) + return; + + peer_vhca_id = MLX5_CAP_GEN(peer_mdev, vhca_id); + + hash_for_each(priv->fs.tc.hairpin_tbl, bkt, hpe, hairpin_hlist) { + if (hpe->peer_vhca_id == peer_vhca_id) + hpe->hp->pair->peer_gone = true; + } +} + +static int mlx5e_tc_netdev_event(struct notifier_block *this, + unsigned long event, void *ptr) +{ + struct net_device *ndev = netdev_notifier_info_to_dev(ptr); + struct mlx5e_flow_steering *fs; + struct mlx5e_priv *peer_priv; + struct mlx5e_tc_table *tc; + struct mlx5e_priv *priv; + + if (ndev->netdev_ops != &mlx5e_netdev_ops || + event != NETDEV_UNREGISTER || + ndev->reg_state == NETREG_REGISTERED) + return NOTIFY_DONE; + + tc = container_of(this, struct mlx5e_tc_table, netdevice_nb); + fs = container_of(tc, struct mlx5e_flow_steering, tc); + priv = container_of(fs, struct mlx5e_priv, fs); + peer_priv = netdev_priv(ndev); + if (priv == peer_priv || + !(priv->netdev->features & NETIF_F_HW_TC)) + return NOTIFY_DONE; + + mlx5e_tc_hairpin_update_dead_peer(priv, peer_priv); + + return NOTIFY_DONE; +} + int mlx5e_tc_nic_init(struct mlx5e_priv *priv) { struct mlx5e_tc_table *tc = &priv->fs.tc; + int err; hash_init(tc->mod_hdr_tbl); hash_init(tc->hairpin_tbl); - return rhashtable_init(&tc->ht, &tc_ht_params); + err = rhashtable_init(&tc->ht, &tc_ht_params); + if (err) + return err; + + tc->netdevice_nb.notifier_call = mlx5e_tc_netdev_event; + if (register_netdevice_notifier(&tc->netdevice_nb)) { + tc->netdevice_nb.notifier_call = NULL; + mlx5_core_warn(priv->mdev, "Failed to register netdev notifier\n"); + } + + return err; } static void _mlx5e_tc_del_flow(void *ptr, void *arg) @@ -2969,6 +3029,9 @@ void mlx5e_tc_nic_cleanup(struct mlx5e_priv *priv) { struct mlx5e_tc_table *tc = &priv->fs.tc; + if (tc->netdevice_nb.notifier_call) + unregister_netdevice_notifier(&tc->netdevice_nb); + rhashtable_free_and_destroy(&tc->ht, _mlx5e_tc_del_flow, NULL); if (!IS_ERR_OR_NULL(tc->t)) { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c index 2b252cde5cc2..ea7dedc2d5ad 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c @@ -2000,7 +2000,7 @@ static u32 calculate_vports_min_rate_divider(struct mlx5_eswitch *esw) u32 max_guarantee = 0; int i; - for (i = 0; i <= esw->total_vports; i++) { + for (i = 0; i < esw->total_vports; i++) { evport = &esw->vports[i]; if (!evport->enabled || evport->info.min_rate < max_guarantee) continue; @@ -2020,7 +2020,7 @@ static int normalize_vports_min_rate(struct mlx5_eswitch *esw, u32 divider) int err; int i; - for (i = 0; i <= esw->total_vports; i++) { + for (i = 0; i < esw->total_vports; i++) { evport = &esw->vports[i]; if (!evport->enabled) continue; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c index f72b5c9dcfe9..3028e8d90920 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c @@ -663,6 +663,7 @@ static int esw_create_offloads_fdb_tables(struct mlx5_eswitch *esw, int nvports) if (err) goto miss_rule_err; + kvfree(flow_group_in); return 0; miss_rule_err: diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c index f418541af7cf..37d114c668b7 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c @@ -1578,6 +1578,33 @@ static u64 matched_fgs_get_version(struct list_head *match_head) return version; } +static struct fs_fte * +lookup_fte_locked(struct mlx5_flow_group *g, + u32 *match_value, + bool take_write) +{ + struct fs_fte *fte_tmp; + + if (take_write) + nested_down_write_ref_node(&g->node, FS_LOCK_PARENT); + else + nested_down_read_ref_node(&g->node, FS_LOCK_PARENT); + fte_tmp = rhashtable_lookup_fast(&g->ftes_hash, match_value, + rhash_fte); + if (!fte_tmp || !tree_get_node(&fte_tmp->node)) { + fte_tmp = NULL; + goto out; + } + + nested_down_write_ref_node(&fte_tmp->node, FS_LOCK_CHILD); +out: + if (take_write) + up_write_ref_node(&g->node); + else + up_read_ref_node(&g->node); + return fte_tmp; +} + static struct mlx5_flow_handle * try_add_to_existing_fg(struct mlx5_flow_table *ft, struct list_head *match_head, @@ -1600,10 +1627,6 @@ try_add_to_existing_fg(struct mlx5_flow_table *ft, if (IS_ERR(fte)) return ERR_PTR(-ENOMEM); - list_for_each_entry(iter, match_head, list) { - nested_down_read_ref_node(&iter->g->node, FS_LOCK_PARENT); - } - search_again_locked: version = matched_fgs_get_version(match_head); /* Try to find a fg that already contains a matching fte */ @@ -1611,20 +1634,9 @@ search_again_locked: struct fs_fte *fte_tmp; g = iter->g; - fte_tmp = rhashtable_lookup_fast(&g->ftes_hash, spec->match_value, - rhash_fte); - if (!fte_tmp || !tree_get_node(&fte_tmp->node)) + fte_tmp = lookup_fte_locked(g, spec->match_value, take_write); + if (!fte_tmp) continue; - - nested_down_write_ref_node(&fte_tmp->node, FS_LOCK_CHILD); - if (!take_write) { - list_for_each_entry(iter, match_head, list) - up_read_ref_node(&iter->g->node); - } else { - list_for_each_entry(iter, match_head, list) - up_write_ref_node(&iter->g->node); - } - rule = add_rule_fg(g, spec->match_value, flow_act, dest, dest_num, fte_tmp); up_write_ref_node(&fte_tmp->node); @@ -1633,19 +1645,6 @@ search_again_locked: return rule; } - /* No group with matching fte found. Try to add a new fte to any - * matching fg. - */ - - if (!take_write) { - list_for_each_entry(iter, match_head, list) - up_read_ref_node(&iter->g->node); - list_for_each_entry(iter, match_head, list) - nested_down_write_ref_node(&iter->g->node, - FS_LOCK_PARENT); - take_write = true; - } - /* Check the ft version, for case that new flow group * was added while the fgs weren't locked */ @@ -1657,27 +1656,30 @@ search_again_locked: /* Check the fgs version, for case the new FTE with the * same values was added while the fgs weren't locked */ - if (version != matched_fgs_get_version(match_head)) + if (version != matched_fgs_get_version(match_head)) { + take_write = true; goto search_again_locked; + } list_for_each_entry(iter, match_head, list) { g = iter->g; if (!g->node.active) continue; + + nested_down_write_ref_node(&g->node, FS_LOCK_PARENT); + err = insert_fte(g, fte); if (err) { + up_write_ref_node(&g->node); if (err == -ENOSPC) continue; - list_for_each_entry(iter, match_head, list) - up_write_ref_node(&iter->g->node); kmem_cache_free(steering->ftes_cache, fte); return ERR_PTR(err); } nested_down_write_ref_node(&fte->node, FS_LOCK_CHILD); - list_for_each_entry(iter, match_head, list) - up_write_ref_node(&iter->g->node); + up_write_ref_node(&g->node); rule = add_rule_fg(g, spec->match_value, flow_act, dest, dest_num, fte); up_write_ref_node(&fte->node); @@ -1686,8 +1688,6 @@ search_again_locked: } rule = ERR_PTR(-ENOENT); out: - list_for_each_entry(iter, match_head, list) - up_write_ref_node(&iter->g->node); kmem_cache_free(steering->ftes_cache, fte); return rule; } @@ -1726,6 +1726,8 @@ search_again_locked: if (err) { if (take_write) up_write_ref_node(&ft->node); + else + up_read_ref_node(&ft->node); return ERR_PTR(err); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/health.c b/drivers/net/ethernet/mellanox/mlx5/core/health.c index d39b0b7011b2..9f39aeca863f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/health.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/health.c @@ -331,9 +331,17 @@ void mlx5_start_health_poll(struct mlx5_core_dev *dev) add_timer(&health->timer); } -void mlx5_stop_health_poll(struct mlx5_core_dev *dev) +void mlx5_stop_health_poll(struct mlx5_core_dev *dev, bool disable_health) { struct mlx5_core_health *health = &dev->priv.health; + unsigned long flags; + + if (disable_health) { + spin_lock_irqsave(&health->wq_lock, flags); + set_bit(MLX5_DROP_NEW_HEALTH_WORK, &health->flags); + set_bit(MLX5_DROP_NEW_RECOVERY_WORK, &health->flags); + spin_unlock_irqrestore(&health->wq_lock, flags); + } del_timer_sync(&health->timer); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c index cf3e4a659052..b5e9f664fc66 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -878,8 +878,10 @@ static int mlx5_pci_init(struct mlx5_core_dev *dev, struct mlx5_priv *priv) priv->numa_node = dev_to_node(&dev->pdev->dev); priv->dbg_root = debugfs_create_dir(dev_name(&pdev->dev), mlx5_debugfs_root); - if (!priv->dbg_root) + if (!priv->dbg_root) { + dev_err(&pdev->dev, "Cannot create debugfs dir, aborting\n"); return -ENOMEM; + } err = mlx5_pci_enable_device(dev); if (err) { @@ -928,7 +930,7 @@ static void mlx5_pci_close(struct mlx5_core_dev *dev, struct mlx5_priv *priv) pci_clear_master(dev->pdev); release_bar(dev->pdev); mlx5_pci_disable_device(dev); - debugfs_remove(priv->dbg_root); + debugfs_remove_recursive(priv->dbg_root); } static int mlx5_init_once(struct mlx5_core_dev *dev, struct mlx5_priv *priv) @@ -1286,7 +1288,7 @@ err_cleanup_once: mlx5_cleanup_once(dev); err_stop_poll: - mlx5_stop_health_poll(dev); + mlx5_stop_health_poll(dev, boot); if (mlx5_cmd_teardown_hca(dev)) { dev_err(&dev->pdev->dev, "tear_down_hca failed, skip cleanup\n"); goto out_err; @@ -1346,7 +1348,7 @@ static int mlx5_unload_one(struct mlx5_core_dev *dev, struct mlx5_priv *priv, mlx5_free_irq_vectors(dev); if (cleanup) mlx5_cleanup_once(dev); - mlx5_stop_health_poll(dev); + mlx5_stop_health_poll(dev, cleanup); err = mlx5_cmd_teardown_hca(dev); if (err) { dev_err(&dev->pdev->dev, "tear_down_hca failed, skip cleanup\n"); @@ -1608,7 +1610,7 @@ static int mlx5_try_fast_unload(struct mlx5_core_dev *dev) * with the HCA, so the health polll is no longer needed. */ mlx5_drain_health_wq(dev); - mlx5_stop_health_poll(dev); + mlx5_stop_health_poll(dev, false); ret = mlx5_cmd_force_teardown_hca(dev); if (ret) { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/transobj.c b/drivers/net/ethernet/mellanox/mlx5/core/transobj.c index dae1c5c5d27c..a1ee9a8a769e 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/transobj.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/transobj.c @@ -475,7 +475,8 @@ static void mlx5_hairpin_destroy_queues(struct mlx5_hairpin *hp) for (i = 0; i < hp->num_channels; i++) { mlx5_core_destroy_rq(hp->func_mdev, hp->rqn[i]); - mlx5_core_destroy_sq(hp->peer_mdev, hp->sqn[i]); + if (!hp->peer_gone) + mlx5_core_destroy_sq(hp->peer_mdev, hp->sqn[i]); } } @@ -509,7 +510,7 @@ static int mlx5_hairpin_modify_sq(struct mlx5_core_dev *peer_mdev, u32 sqn, sqc = MLX5_ADDR_OF(modify_sq_in, in, ctx); - if (next_state == MLX5_RQC_STATE_RDY) { + if (next_state == MLX5_SQC_STATE_RDY) { MLX5_SET(sqc, sqc, hairpin_peer_rq, peer_rq); MLX5_SET(sqc, sqc, hairpin_peer_vhca, peer_vhca); } @@ -567,6 +568,8 @@ static void mlx5_hairpin_unpair_queues(struct mlx5_hairpin *hp) MLX5_RQC_STATE_RST, 0, 0); /* unset peer SQs */ + if (hp->peer_gone) + return; for (i = 0; i < hp->num_channels; i++) mlx5_hairpin_modify_sq(hp->peer_mdev, hp->sqn[i], MLX5_SQC_STATE_RDY, MLX5_SQC_STATE_RST, 0, 0); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/wq.c b/drivers/net/ethernet/mellanox/mlx5/core/wq.c index c8c315eb5128..68e7f8df2a6d 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/wq.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/wq.c @@ -39,9 +39,9 @@ u32 mlx5_wq_cyc_get_size(struct mlx5_wq_cyc *wq) return (u32)wq->fbc.sz_m1 + 1; } -u32 mlx5_wq_cyc_get_frag_size(struct mlx5_wq_cyc *wq) +u16 mlx5_wq_cyc_get_frag_size(struct mlx5_wq_cyc *wq) { - return (u32)wq->fbc.frag_sz_m1 + 1; + return wq->fbc.frag_sz_m1 + 1; } u32 mlx5_cqwq_get_size(struct mlx5_cqwq *wq) @@ -138,7 +138,7 @@ int mlx5_wq_qp_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param, void *qpc, struct mlx5_wq_qp *wq, struct mlx5_wq_ctrl *wq_ctrl) { - u32 sq_strides_offset; + u16 sq_strides_offset; u32 rq_pg_remainder; int err; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/wq.h b/drivers/net/ethernet/mellanox/mlx5/core/wq.h index 2bd4c3184eba..3a1a170bb2d7 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/wq.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/wq.h @@ -80,7 +80,7 @@ int mlx5_wq_cyc_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param, void *wqc, struct mlx5_wq_cyc *wq, struct mlx5_wq_ctrl *wq_ctrl); u32 mlx5_wq_cyc_get_size(struct mlx5_wq_cyc *wq); -u32 mlx5_wq_cyc_get_frag_size(struct mlx5_wq_cyc *wq); +u16 mlx5_wq_cyc_get_frag_size(struct mlx5_wq_cyc *wq); int mlx5_wq_qp_create(struct mlx5_core_dev *mdev, struct mlx5_wq_param *param, void *qpc, struct mlx5_wq_qp *wq, diff --git a/drivers/net/ethernet/mellanox/mlxsw/pci.c b/drivers/net/ethernet/mellanox/mlxsw/pci.c index 4d271fb3de3d..5890fdfd62c3 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/pci.c +++ b/drivers/net/ethernet/mellanox/mlxsw/pci.c @@ -718,14 +718,17 @@ static void mlxsw_pci_eq_tasklet(unsigned long data) memset(&active_cqns, 0, sizeof(active_cqns)); while ((eqe = mlxsw_pci_eq_sw_eqe_get(q))) { - u8 event_type = mlxsw_pci_eqe_event_type_get(eqe); - switch (event_type) { - case MLXSW_PCI_EQE_EVENT_TYPE_CMD: + /* Command interface completion events are always received on + * queue MLXSW_PCI_EQ_ASYNC_NUM (EQ0) and completion events + * are mapped to queue MLXSW_PCI_EQ_COMP_NUM (EQ1). + */ + switch (q->num) { + case MLXSW_PCI_EQ_ASYNC_NUM: mlxsw_pci_eq_cmd_event(mlxsw_pci, eqe); q->u.eq.ev_cmd_count++; break; - case MLXSW_PCI_EQE_EVENT_TYPE_COMP: + case MLXSW_PCI_EQ_COMP_NUM: cqn = mlxsw_pci_eqe_cqn_get(eqe); set_bit(cqn, active_cqns); cq_handle = true; diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c index 930700413b1d..30bb2c533cec 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c @@ -44,8 +44,8 @@ #define MLXSW_SP_FWREV_MINOR_TO_BRANCH(minor) ((minor) / 100) #define MLXSW_SP1_FWREV_MAJOR 13 -#define MLXSW_SP1_FWREV_MINOR 1702 -#define MLXSW_SP1_FWREV_SUBMINOR 6 +#define MLXSW_SP1_FWREV_MINOR 1703 +#define MLXSW_SP1_FWREV_SUBMINOR 4 #define MLXSW_SP1_FWREV_CAN_RESET_MINOR 1702 static const struct mlxsw_fw_rev mlxsw_sp1_fw_rev = { @@ -4845,6 +4845,8 @@ static int mlxsw_sp_netdevice_bridge_event(struct net_device *br_dev, upper_dev = info->upper_dev; if (info->linking) break; + if (is_vlan_dev(upper_dev)) + mlxsw_sp_rif_destroy_by_dev(mlxsw_sp, upper_dev); if (netif_is_macvlan(upper_dev)) mlxsw_sp_rif_macvlan_del(mlxsw_sp, upper_dev); break; diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c index 4327487553c5..3589432d1643 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c @@ -337,14 +337,14 @@ static const struct mlxsw_sp_sb_cm mlxsw_sp_sb_cms_egress[] = { MLXSW_SP_SB_CM(1500, 9, 0), MLXSW_SP_SB_CM(1500, 9, 0), MLXSW_SP_SB_CM(1500, 9, 0), - MLXSW_SP_SB_CM(0, 0, 0), - MLXSW_SP_SB_CM(0, 0, 0), - MLXSW_SP_SB_CM(0, 0, 0), - MLXSW_SP_SB_CM(0, 0, 0), - MLXSW_SP_SB_CM(0, 0, 0), - MLXSW_SP_SB_CM(0, 0, 0), - MLXSW_SP_SB_CM(0, 0, 0), - MLXSW_SP_SB_CM(0, 0, 0), + MLXSW_SP_SB_CM(0, 140000, 15), + MLXSW_SP_SB_CM(0, 140000, 15), + MLXSW_SP_SB_CM(0, 140000, 15), + MLXSW_SP_SB_CM(0, 140000, 15), + MLXSW_SP_SB_CM(0, 140000, 15), + MLXSW_SP_SB_CM(0, 140000, 15), + MLXSW_SP_SB_CM(0, 140000, 15), + MLXSW_SP_SB_CM(0, 140000, 15), MLXSW_SP_SB_CM(1, 0xff, 0), }; diff --git a/drivers/net/ethernet/microchip/lan743x_main.c b/drivers/net/ethernet/microchip/lan743x_main.c index e7dce79ff2c9..001b5f714c1b 100644 --- a/drivers/net/ethernet/microchip/lan743x_main.c +++ b/drivers/net/ethernet/microchip/lan743x_main.c @@ -2850,7 +2850,7 @@ static void lan743x_pcidev_shutdown(struct pci_dev *pdev) lan743x_hardware_cleanup(adapter); } -#ifdef CONFIG_PM +#ifdef CONFIG_PM_SLEEP static u16 lan743x_pm_wakeframe_crc16(const u8 *buf, int len) { return bitrev16(crc16(0xFFFF, buf, len)); @@ -3016,7 +3016,7 @@ static int lan743x_pm_resume(struct device *dev) static const struct dev_pm_ops lan743x_pm_ops = { SET_SYSTEM_SLEEP_PM_OPS(lan743x_pm_suspend, lan743x_pm_resume) }; -#endif /*CONFIG_PM */ +#endif /* CONFIG_PM_SLEEP */ static const struct pci_device_id lan743x_pcidev_tbl[] = { { PCI_DEVICE(PCI_VENDOR_ID_SMSC, PCI_DEVICE_ID_SMSC_LAN7430) }, @@ -3028,7 +3028,7 @@ static struct pci_driver lan743x_pcidev_driver = { .id_table = lan743x_pcidev_tbl, .probe = lan743x_pcidev_probe, .remove = lan743x_pcidev_remove, -#ifdef CONFIG_PM +#ifdef CONFIG_PM_SLEEP .driver.pm = &lan743x_pm_ops, #endif .shutdown = lan743x_pcidev_shutdown, diff --git a/drivers/net/ethernet/mscc/ocelot_board.c b/drivers/net/ethernet/mscc/ocelot_board.c index 26bb3b18f3be..3cdf63e35b53 100644 --- a/drivers/net/ethernet/mscc/ocelot_board.c +++ b/drivers/net/ethernet/mscc/ocelot_board.c @@ -91,7 +91,7 @@ static irqreturn_t ocelot_xtr_irq_handler(int irq, void *arg) struct sk_buff *skb; struct net_device *dev; u32 *buf; - int sz, len; + int sz, len, buf_len; u32 ifh[4]; u32 val; struct frame_info info; @@ -116,14 +116,20 @@ static irqreturn_t ocelot_xtr_irq_handler(int irq, void *arg) err = -ENOMEM; break; } - buf = (u32 *)skb_put(skb, info.len); + buf_len = info.len - ETH_FCS_LEN; + buf = (u32 *)skb_put(skb, buf_len); len = 0; do { sz = ocelot_rx_frame_word(ocelot, grp, false, &val); *buf++ = val; len += sz; - } while ((sz == 4) && (len < info.len)); + } while (len < buf_len); + + /* Read the FCS and discard it */ + sz = ocelot_rx_frame_word(ocelot, grp, false, &val); + /* Update the statistics if part of the FCS was read before */ + len -= ETH_FCS_LEN - sz; if (sz < 0) { err = sz; diff --git a/drivers/net/ethernet/netronome/nfp/flower/action.c b/drivers/net/ethernet/netronome/nfp/flower/action.c index 9044496803e6..46ba0cf257c6 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/action.c +++ b/drivers/net/ethernet/netronome/nfp/flower/action.c @@ -52,6 +52,7 @@ #define NFP_FL_TUNNEL_CSUM cpu_to_be16(0x01) #define NFP_FL_TUNNEL_KEY cpu_to_be16(0x04) #define NFP_FL_TUNNEL_GENEVE_OPT cpu_to_be16(0x0800) +#define NFP_FL_SUPPORTED_TUNNEL_INFO_FLAGS IP_TUNNEL_INFO_TX #define NFP_FL_SUPPORTED_IPV4_UDP_TUN_FLAGS (NFP_FL_TUNNEL_CSUM | \ NFP_FL_TUNNEL_KEY | \ NFP_FL_TUNNEL_GENEVE_OPT) @@ -741,11 +742,16 @@ nfp_flower_loop_action(struct nfp_app *app, const struct tc_action *a, nfp_fl_push_vlan(psh_v, a); *a_len += sizeof(struct nfp_fl_push_vlan); } else if (is_tcf_tunnel_set(a)) { + struct ip_tunnel_info *ip_tun = tcf_tunnel_info(a); struct nfp_repr *repr = netdev_priv(netdev); + *tun_type = nfp_fl_get_tun_from_act_l4_port(repr->app, a); if (*tun_type == NFP_FL_TUNNEL_NONE) return -EOPNOTSUPP; + if (ip_tun->mode & ~NFP_FL_SUPPORTED_TUNNEL_INFO_FLAGS) + return -EOPNOTSUPP; + /* Pre-tunnel action is required for tunnel encap. * This checks for next hop entries on NFP. * If none, the packet falls back before applying other actions. diff --git a/drivers/net/ethernet/netronome/nfp/flower/main.h b/drivers/net/ethernet/netronome/nfp/flower/main.h index 85f8209bf007..81d941ab895c 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/main.h +++ b/drivers/net/ethernet/netronome/nfp/flower/main.h @@ -70,6 +70,7 @@ struct nfp_app; #define NFP_FL_FEATS_GENEVE BIT(0) #define NFP_FL_NBI_MTU_SETTING BIT(1) #define NFP_FL_FEATS_GENEVE_OPT BIT(2) +#define NFP_FL_FEATS_VLAN_PCP BIT(3) #define NFP_FL_FEATS_LAG BIT(31) struct nfp_fl_mask_id { diff --git a/drivers/net/ethernet/netronome/nfp/flower/match.c b/drivers/net/ethernet/netronome/nfp/flower/match.c index a0c72f277faa..17acb8cc6044 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/match.c +++ b/drivers/net/ethernet/netronome/nfp/flower/match.c @@ -56,7 +56,7 @@ nfp_flower_compile_meta_tci(struct nfp_flower_meta_tci *frame, FLOW_DISSECTOR_KEY_VLAN, target); /* Populate the tci field. */ - if (flow_vlan->vlan_id) { + if (flow_vlan->vlan_id || flow_vlan->vlan_priority) { tmp_tci = FIELD_PREP(NFP_FLOWER_MASK_VLAN_PRIO, flow_vlan->vlan_priority) | FIELD_PREP(NFP_FLOWER_MASK_VLAN_VID, diff --git a/drivers/net/ethernet/netronome/nfp/flower/offload.c b/drivers/net/ethernet/netronome/nfp/flower/offload.c index 2edab01c3beb..bd19624f10cf 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/offload.c +++ b/drivers/net/ethernet/netronome/nfp/flower/offload.c @@ -192,6 +192,17 @@ nfp_flower_calculate_key_layers(struct nfp_app *app, key_size += sizeof(struct nfp_flower_mac_mpls); } + if (dissector_uses_key(flow->dissector, FLOW_DISSECTOR_KEY_VLAN)) { + struct flow_dissector_key_vlan *flow_vlan; + + flow_vlan = skb_flow_dissector_target(flow->dissector, + FLOW_DISSECTOR_KEY_VLAN, + flow->mask); + if (!(priv->flower_ext_feats & NFP_FL_FEATS_VLAN_PCP) && + flow_vlan->vlan_priority) + return -EOPNOTSUPP; + } + if (dissector_uses_key(flow->dissector, FLOW_DISSECTOR_KEY_ENC_CONTROL)) { struct flow_dissector_key_ipv4_addrs *mask_ipv4 = NULL; diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c index 253bdaef1505..c6d29fdbb880 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c @@ -2077,14 +2077,17 @@ nfp_ctrl_rx_one(struct nfp_net *nn, struct nfp_net_dp *dp, return true; } -static void nfp_ctrl_rx(struct nfp_net_r_vector *r_vec) +static bool nfp_ctrl_rx(struct nfp_net_r_vector *r_vec) { struct nfp_net_rx_ring *rx_ring = r_vec->rx_ring; struct nfp_net *nn = r_vec->nfp_net; struct nfp_net_dp *dp = &nn->dp; + unsigned int budget = 512; - while (nfp_ctrl_rx_one(nn, dp, r_vec, rx_ring)) + while (nfp_ctrl_rx_one(nn, dp, r_vec, rx_ring) && budget--) continue; + + return budget; } static void nfp_ctrl_poll(unsigned long arg) @@ -2096,9 +2099,13 @@ static void nfp_ctrl_poll(unsigned long arg) __nfp_ctrl_tx_queued(r_vec); spin_unlock_bh(&r_vec->lock); - nfp_ctrl_rx(r_vec); - - nfp_net_irq_unmask(r_vec->nfp_net, r_vec->irq_entry); + if (nfp_ctrl_rx(r_vec)) { + nfp_net_irq_unmask(r_vec->nfp_net, r_vec->irq_entry); + } else { + tasklet_schedule(&r_vec->tasklet); + nn_dp_warn(&r_vec->nfp_net->dp, + "control message budget exceeded!\n"); + } } /* Setup and Configuration @@ -3146,21 +3153,6 @@ nfp_net_vlan_rx_kill_vid(struct net_device *netdev, __be16 proto, u16 vid) return nfp_net_reconfig_mbox(nn, NFP_NET_CFG_MBOX_CMD_CTAG_FILTER_KILL); } -#ifdef CONFIG_NET_POLL_CONTROLLER -static void nfp_net_netpoll(struct net_device *netdev) -{ - struct nfp_net *nn = netdev_priv(netdev); - int i; - - /* nfp_net's NAPIs are statically allocated so even if there is a race - * with reconfig path this will simply try to schedule some disabled - * NAPI instances. - */ - for (i = 0; i < nn->dp.num_stack_tx_rings; i++) - napi_schedule_irqoff(&nn->r_vecs[i].napi); -} -#endif - static void nfp_net_stat64(struct net_device *netdev, struct rtnl_link_stats64 *stats) { @@ -3519,9 +3511,6 @@ const struct net_device_ops nfp_net_netdev_ops = { .ndo_get_stats64 = nfp_net_stat64, .ndo_vlan_rx_add_vid = nfp_net_vlan_rx_add_vid, .ndo_vlan_rx_kill_vid = nfp_net_vlan_rx_kill_vid, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = nfp_net_netpoll, -#endif .ndo_set_vf_mac = nfp_app_set_vf_mac, .ndo_set_vf_vlan = nfp_app_set_vf_vlan, .ndo_set_vf_spoofchk = nfp_app_set_vf_spoofchk, diff --git a/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c b/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c index 69aa7fc392c5..59c70be22a84 100644 --- a/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c +++ b/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c @@ -72,9 +72,6 @@ static void netxen_schedule_work(struct netxen_adapter *adapter, work_func_t func, int delay); static void netxen_cancel_fw_work(struct netxen_adapter *adapter); static int netxen_nic_poll(struct napi_struct *napi, int budget); -#ifdef CONFIG_NET_POLL_CONTROLLER -static void netxen_nic_poll_controller(struct net_device *netdev); -#endif static void netxen_create_sysfs_entries(struct netxen_adapter *adapter); static void netxen_remove_sysfs_entries(struct netxen_adapter *adapter); @@ -581,9 +578,6 @@ static const struct net_device_ops netxen_netdev_ops = { .ndo_tx_timeout = netxen_tx_timeout, .ndo_fix_features = netxen_fix_features, .ndo_set_features = netxen_set_features, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = netxen_nic_poll_controller, -#endif }; static inline bool netxen_function_zero(struct pci_dev *pdev) @@ -2402,23 +2396,6 @@ static int netxen_nic_poll(struct napi_struct *napi, int budget) return work_done; } -#ifdef CONFIG_NET_POLL_CONTROLLER -static void netxen_nic_poll_controller(struct net_device *netdev) -{ - int ring; - struct nx_host_sds_ring *sds_ring; - struct netxen_adapter *adapter = netdev_priv(netdev); - struct netxen_recv_context *recv_ctx = &adapter->recv_ctx; - - disable_irq(adapter->irq); - for (ring = 0; ring < adapter->max_sds_rings; ring++) { - sds_ring = &recv_ctx->sds_rings[ring]; - netxen_intr(adapter->irq, sds_ring); - } - enable_irq(adapter->irq); -} -#endif - static int nx_incr_dev_ref_cnt(struct netxen_adapter *adapter) { diff --git a/drivers/net/ethernet/qlogic/qed/qed_dcbx.c b/drivers/net/ethernet/qlogic/qed/qed_dcbx.c index 6bb76e6d3c14..f5459de6d60a 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_dcbx.c +++ b/drivers/net/ethernet/qlogic/qed/qed_dcbx.c @@ -190,10 +190,8 @@ qed_dcbx_dp_protocol(struct qed_hwfn *p_hwfn, struct qed_dcbx_results *p_data) static void qed_dcbx_set_params(struct qed_dcbx_results *p_data, - struct qed_hw_info *p_info, - bool enable, - u8 prio, - u8 tc, + struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, + bool enable, u8 prio, u8 tc, enum dcbx_protocol_type type, enum qed_pci_personality personality) { @@ -206,19 +204,30 @@ qed_dcbx_set_params(struct qed_dcbx_results *p_data, else p_data->arr[type].update = DONT_UPDATE_DCB_DSCP; + /* Do not add vlan tag 0 when DCB is enabled and port in UFP/OV mode */ + if ((test_bit(QED_MF_8021Q_TAGGING, &p_hwfn->cdev->mf_bits) || + test_bit(QED_MF_8021AD_TAGGING, &p_hwfn->cdev->mf_bits))) + p_data->arr[type].dont_add_vlan0 = true; + /* QM reconf data */ - if (p_info->personality == personality) - qed_hw_info_set_offload_tc(p_info, tc); + if (p_hwfn->hw_info.personality == personality) + qed_hw_info_set_offload_tc(&p_hwfn->hw_info, tc); + + /* Configure dcbx vlan priority in doorbell block for roce EDPM */ + if (test_bit(QED_MF_UFP_SPECIFIC, &p_hwfn->cdev->mf_bits) && + type == DCBX_PROTOCOL_ROCE) { + qed_wr(p_hwfn, p_ptt, DORQ_REG_TAG1_OVRD_MODE, 1); + qed_wr(p_hwfn, p_ptt, DORQ_REG_PF_PCP_BB_K2, prio << 1); + } } /* Update app protocol data and hw_info fields with the TLV info */ static void qed_dcbx_update_app_info(struct qed_dcbx_results *p_data, - struct qed_hwfn *p_hwfn, - bool enable, - u8 prio, u8 tc, enum dcbx_protocol_type type) + struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, + bool enable, u8 prio, u8 tc, + enum dcbx_protocol_type type) { - struct qed_hw_info *p_info = &p_hwfn->hw_info; enum qed_pci_personality personality; enum dcbx_protocol_type id; int i; @@ -231,7 +240,7 @@ qed_dcbx_update_app_info(struct qed_dcbx_results *p_data, personality = qed_dcbx_app_update[i].personality; - qed_dcbx_set_params(p_data, p_info, enable, + qed_dcbx_set_params(p_data, p_hwfn, p_ptt, enable, prio, tc, type, personality); } } @@ -265,7 +274,7 @@ qed_dcbx_get_app_protocol_type(struct qed_hwfn *p_hwfn, * reconfiguring QM. Get protocol specific data for PF update ramrod command. */ static int -qed_dcbx_process_tlv(struct qed_hwfn *p_hwfn, +qed_dcbx_process_tlv(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, struct qed_dcbx_results *p_data, struct dcbx_app_priority_entry *p_tbl, u32 pri_tc_tbl, int count, u8 dcbx_version) @@ -309,7 +318,7 @@ qed_dcbx_process_tlv(struct qed_hwfn *p_hwfn, enable = true; } - qed_dcbx_update_app_info(p_data, p_hwfn, enable, + qed_dcbx_update_app_info(p_data, p_hwfn, p_ptt, enable, priority, tc, type); } } @@ -331,7 +340,7 @@ qed_dcbx_process_tlv(struct qed_hwfn *p_hwfn, continue; enable = (type == DCBX_PROTOCOL_ETH) ? false : !!dcbx_version; - qed_dcbx_update_app_info(p_data, p_hwfn, enable, + qed_dcbx_update_app_info(p_data, p_hwfn, p_ptt, enable, priority, tc, type); } @@ -341,7 +350,8 @@ qed_dcbx_process_tlv(struct qed_hwfn *p_hwfn, /* Parse app TLV's to update TC information in hw_info structure for * reconfiguring QM. Get protocol specific data for PF update ramrod command. */ -static int qed_dcbx_process_mib_info(struct qed_hwfn *p_hwfn) +static int +qed_dcbx_process_mib_info(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) { struct dcbx_app_priority_feature *p_app; struct dcbx_app_priority_entry *p_tbl; @@ -365,7 +375,7 @@ static int qed_dcbx_process_mib_info(struct qed_hwfn *p_hwfn) p_info = &p_hwfn->hw_info; num_entries = QED_MFW_GET_FIELD(p_app->flags, DCBX_APP_NUM_ENTRIES); - rc = qed_dcbx_process_tlv(p_hwfn, &data, p_tbl, pri_tc_tbl, + rc = qed_dcbx_process_tlv(p_hwfn, p_ptt, &data, p_tbl, pri_tc_tbl, num_entries, dcbx_version); if (rc) return rc; @@ -891,7 +901,7 @@ qed_dcbx_mib_update_event(struct qed_hwfn *p_hwfn, return rc; if (type == QED_DCBX_OPERATIONAL_MIB) { - rc = qed_dcbx_process_mib_info(p_hwfn); + rc = qed_dcbx_process_mib_info(p_hwfn, p_ptt); if (!rc) { /* reconfigure tcs of QM queues according * to negotiation results @@ -954,6 +964,7 @@ static void qed_dcbx_update_protocol_data(struct protocol_dcb_data *p_data, p_data->dcb_enable_flag = p_src->arr[type].enable; p_data->dcb_priority = p_src->arr[type].priority; p_data->dcb_tc = p_src->arr[type].tc; + p_data->dcb_dont_add_vlan0 = p_src->arr[type].dont_add_vlan0; } /* Set pf update ramrod command params */ diff --git a/drivers/net/ethernet/qlogic/qed/qed_dcbx.h b/drivers/net/ethernet/qlogic/qed/qed_dcbx.h index a4d688c04e18..01f253ea4b22 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_dcbx.h +++ b/drivers/net/ethernet/qlogic/qed/qed_dcbx.h @@ -55,6 +55,7 @@ struct qed_dcbx_app_data { u8 update; /* Update indication */ u8 priority; /* Priority */ u8 tc; /* Traffic Class */ + bool dont_add_vlan0; /* Do not insert a vlan tag with id 0 */ }; #define QED_DCBX_VERSION_DISABLED 0 diff --git a/drivers/net/ethernet/qlogic/qed/qed_dev.c b/drivers/net/ethernet/qlogic/qed/qed_dev.c index 016ca8a7ec8a..97f073fd3725 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_dev.c +++ b/drivers/net/ethernet/qlogic/qed/qed_dev.c @@ -1706,7 +1706,7 @@ static int qed_vf_start(struct qed_hwfn *p_hwfn, int qed_hw_init(struct qed_dev *cdev, struct qed_hw_init_params *p_params) { struct qed_load_req_params load_req_params; - u32 load_code, param, drv_mb_param; + u32 load_code, resp, param, drv_mb_param; bool b_default_mtu = true; struct qed_hwfn *p_hwfn; int rc = 0, mfw_rc, i; @@ -1852,6 +1852,19 @@ int qed_hw_init(struct qed_dev *cdev, struct qed_hw_init_params *p_params) if (IS_PF(cdev)) { p_hwfn = QED_LEADING_HWFN(cdev); + + /* Get pre-negotiated values for stag, bandwidth etc. */ + DP_VERBOSE(p_hwfn, + QED_MSG_SPQ, + "Sending GET_OEM_UPDATES command to trigger stag/bandwidth attention handling\n"); + drv_mb_param = 1 << DRV_MB_PARAM_DUMMY_OEM_UPDATES_OFFSET; + rc = qed_mcp_cmd(p_hwfn, p_hwfn->p_main_ptt, + DRV_MSG_CODE_GET_OEM_UPDATES, + drv_mb_param, &resp, ¶m); + if (rc) + DP_NOTICE(p_hwfn, + "Failed to send GET_OEM_UPDATES attention request\n"); + drv_mb_param = STORM_FW_VERSION; rc = qed_mcp_cmd(p_hwfn, p_hwfn->p_main_ptt, DRV_MSG_CODE_OV_UPDATE_STORM_FW_VER, diff --git a/drivers/net/ethernet/qlogic/qed/qed_hsi.h b/drivers/net/ethernet/qlogic/qed/qed_hsi.h index 8faceb691657..a71382687ef2 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_hsi.h +++ b/drivers/net/ethernet/qlogic/qed/qed_hsi.h @@ -11987,6 +11987,7 @@ struct public_global { u32 running_bundle_id; s32 external_temperature; u32 mdump_reason; + u64 reserved; u32 data_ptr; u32 data_size; }; @@ -12414,6 +12415,7 @@ struct public_drv_mb { #define DRV_MSG_SET_RESOURCE_VALUE_MSG 0x35000000 #define DRV_MSG_CODE_OV_UPDATE_WOL 0x38000000 #define DRV_MSG_CODE_OV_UPDATE_ESWITCH_MODE 0x39000000 +#define DRV_MSG_CODE_GET_OEM_UPDATES 0x41000000 #define DRV_MSG_CODE_BW_UPDATE_ACK 0x32000000 #define DRV_MSG_CODE_NIG_DRAIN 0x30000000 @@ -12541,6 +12543,9 @@ struct public_drv_mb { #define DRV_MB_PARAM_ESWITCH_MODE_VEB 0x1 #define DRV_MB_PARAM_ESWITCH_MODE_VEPA 0x2 +#define DRV_MB_PARAM_DUMMY_OEM_UPDATES_MASK 0x1 +#define DRV_MB_PARAM_DUMMY_OEM_UPDATES_OFFSET 0 + #define DRV_MB_PARAM_SET_LED_MODE_OPER 0x0 #define DRV_MB_PARAM_SET_LED_MODE_ON 0x1 #define DRV_MB_PARAM_SET_LED_MODE_OFF 0x2 diff --git a/drivers/net/ethernet/qlogic/qed/qed_iwarp.c b/drivers/net/ethernet/qlogic/qed/qed_iwarp.c index 17f3dfa2cc94..e860bdf0f752 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_iwarp.c +++ b/drivers/net/ethernet/qlogic/qed/qed_iwarp.c @@ -1710,7 +1710,7 @@ qed_iwarp_parse_rx_pkt(struct qed_hwfn *p_hwfn, cm_info->local_ip[0] = ntohl(iph->daddr); cm_info->remote_ip[0] = ntohl(iph->saddr); - cm_info->ip_version = TCP_IPV4; + cm_info->ip_version = QED_TCP_IPV4; ip_hlen = (iph->ihl) * sizeof(u32); *payload_len = ntohs(iph->tot_len) - ip_hlen; @@ -1730,7 +1730,7 @@ qed_iwarp_parse_rx_pkt(struct qed_hwfn *p_hwfn, cm_info->remote_ip[i] = ntohl(ip6h->saddr.in6_u.u6_addr32[i]); } - cm_info->ip_version = TCP_IPV6; + cm_info->ip_version = QED_TCP_IPV6; ip_hlen = sizeof(*ip6h); *payload_len = ntohs(ip6h->payload_len); diff --git a/drivers/net/ethernet/qlogic/qed/qed_mcp.c b/drivers/net/ethernet/qlogic/qed/qed_mcp.c index 5d37ec7e9b0b..58c7eb9d8e1b 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_mcp.c +++ b/drivers/net/ethernet/qlogic/qed/qed_mcp.c @@ -1581,13 +1581,29 @@ static void qed_mcp_update_stag(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) p_hwfn->mcp_info->func_info.ovlan = (u16)shmem_info.ovlan_stag & FUNC_MF_CFG_OV_STAG_MASK; p_hwfn->hw_info.ovlan = p_hwfn->mcp_info->func_info.ovlan; - if ((p_hwfn->hw_info.hw_mode & BIT(MODE_MF_SD)) && - (p_hwfn->hw_info.ovlan != QED_MCP_VLAN_UNSET)) { - qed_wr(p_hwfn, p_ptt, - NIG_REG_LLH_FUNC_TAG_VALUE, p_hwfn->hw_info.ovlan); + if (test_bit(QED_MF_OVLAN_CLSS, &p_hwfn->cdev->mf_bits)) { + if (p_hwfn->hw_info.ovlan != QED_MCP_VLAN_UNSET) { + qed_wr(p_hwfn, p_ptt, NIG_REG_LLH_FUNC_TAG_VALUE, + p_hwfn->hw_info.ovlan); + qed_wr(p_hwfn, p_ptt, NIG_REG_LLH_FUNC_TAG_EN, 1); + + /* Configure DB to add external vlan to EDPM packets */ + qed_wr(p_hwfn, p_ptt, DORQ_REG_TAG1_OVRD_MODE, 1); + qed_wr(p_hwfn, p_ptt, DORQ_REG_PF_EXT_VID_BB_K2, + p_hwfn->hw_info.ovlan); + } else { + qed_wr(p_hwfn, p_ptt, NIG_REG_LLH_FUNC_TAG_EN, 0); + qed_wr(p_hwfn, p_ptt, NIG_REG_LLH_FUNC_TAG_VALUE, 0); + qed_wr(p_hwfn, p_ptt, DORQ_REG_TAG1_OVRD_MODE, 0); + qed_wr(p_hwfn, p_ptt, DORQ_REG_PF_EXT_VID_BB_K2, 0); + } + qed_sp_pf_update_stag(p_hwfn); } + DP_VERBOSE(p_hwfn, QED_MSG_SP, "ovlan = %d hw_mode = 0x%x\n", + p_hwfn->mcp_info->func_info.ovlan, p_hwfn->hw_info.hw_mode); + /* Acknowledge the MFW */ qed_mcp_cmd(p_hwfn, p_ptt, DRV_MSG_CODE_S_TAG_UPDATE_ACK, 0, &resp, ¶m); diff --git a/drivers/net/ethernet/qlogic/qed/qed_rdma.c b/drivers/net/ethernet/qlogic/qed/qed_rdma.c index be941cfaa2d4..c71391b9c757 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_rdma.c +++ b/drivers/net/ethernet/qlogic/qed/qed_rdma.c @@ -228,7 +228,7 @@ static int qed_rdma_alloc(struct qed_hwfn *p_hwfn, num_cons, "Toggle"); if (rc) { DP_VERBOSE(p_hwfn, QED_MSG_RDMA, - "Failed to allocate toogle bits, rc = %d\n", rc); + "Failed to allocate toggle bits, rc = %d\n", rc); goto free_cq_map; } diff --git a/drivers/net/ethernet/qlogic/qed/qed_reg_addr.h b/drivers/net/ethernet/qlogic/qed/qed_reg_addr.h index f736f70956fd..2440970882c4 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_reg_addr.h +++ b/drivers/net/ethernet/qlogic/qed/qed_reg_addr.h @@ -216,6 +216,12 @@ 0x00c000UL #define DORQ_REG_IFEN \ 0x100040UL +#define DORQ_REG_TAG1_OVRD_MODE \ + 0x1008b4UL +#define DORQ_REG_PF_PCP_BB_K2 \ + 0x1008c4UL +#define DORQ_REG_PF_EXT_VID_BB_K2 \ + 0x1008c8UL #define DORQ_REG_DB_DROP_REASON \ 0x100a2cUL #define DORQ_REG_DB_DROP_DETAILS \ diff --git a/drivers/net/ethernet/qlogic/qed/qed_roce.c b/drivers/net/ethernet/qlogic/qed/qed_roce.c index 7d7a64c55ff1..f9167d1354bb 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_roce.c +++ b/drivers/net/ethernet/qlogic/qed/qed_roce.c @@ -140,23 +140,16 @@ static void qed_rdma_copy_gids(struct qed_rdma_qp *qp, __le32 *src_gid, static enum roce_flavor qed_roce_mode_to_flavor(enum roce_mode roce_mode) { - enum roce_flavor flavor; - switch (roce_mode) { case ROCE_V1: - flavor = PLAIN_ROCE; - break; + return PLAIN_ROCE; case ROCE_V2_IPV4: - flavor = RROCE_IPV4; - break; + return RROCE_IPV4; case ROCE_V2_IPV6: - flavor = ROCE_V2_IPV6; - break; + return RROCE_IPV6; default: - flavor = MAX_ROCE_MODE; - break; + return MAX_ROCE_FLAVOR; } - return flavor; } static void qed_roce_free_cid_pair(struct qed_hwfn *p_hwfn, u16 cid) diff --git a/drivers/net/ethernet/qlogic/qed/qed_sp_commands.c b/drivers/net/ethernet/qlogic/qed/qed_sp_commands.c index 8de644b4721e..77b6248ad3b9 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_sp_commands.c +++ b/drivers/net/ethernet/qlogic/qed/qed_sp_commands.c @@ -154,7 +154,7 @@ qed_set_pf_update_tunn_mode(struct qed_tunnel_info *p_tun, static void qed_set_tunn_cls_info(struct qed_tunnel_info *p_tun, struct qed_tunnel_info *p_src) { - enum tunnel_clss type; + int type; p_tun->b_update_rx_cls = p_src->b_update_rx_cls; p_tun->b_update_tx_cls = p_src->b_update_tx_cls; diff --git a/drivers/net/ethernet/qlogic/qed/qed_vf.c b/drivers/net/ethernet/qlogic/qed/qed_vf.c index 3d4269659820..be118d057b92 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_vf.c +++ b/drivers/net/ethernet/qlogic/qed/qed_vf.c @@ -413,7 +413,6 @@ static int qed_vf_pf_acquire(struct qed_hwfn *p_hwfn) } if (!p_iov->b_pre_fp_hsi && - ETH_HSI_VER_MINOR && (resp->pfdev_info.minor_fp_hsi < ETH_HSI_VER_MINOR)) { DP_INFO(p_hwfn, "PF is using older fastpath HSI; %02x.%02x is configured\n", @@ -572,7 +571,7 @@ free_p_iov: static void __qed_vf_prep_tunn_req_tlv(struct vfpf_update_tunn_param_tlv *p_req, struct qed_tunn_update_type *p_src, - enum qed_tunn_clss mask, u8 *p_cls) + enum qed_tunn_mode mask, u8 *p_cls) { if (p_src->b_update_mode) { p_req->tun_mode_update_mask |= BIT(mask); @@ -587,7 +586,7 @@ __qed_vf_prep_tunn_req_tlv(struct vfpf_update_tunn_param_tlv *p_req, static void qed_vf_prep_tunn_req_tlv(struct vfpf_update_tunn_param_tlv *p_req, struct qed_tunn_update_type *p_src, - enum qed_tunn_clss mask, + enum qed_tunn_mode mask, u8 *p_cls, struct qed_tunn_update_udp_port *p_port, u8 *p_update_port, u16 *p_udp_port) { diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h index 81312924df14..0c443ea98479 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h @@ -1800,7 +1800,8 @@ struct qlcnic_hardware_ops { int (*config_loopback) (struct qlcnic_adapter *, u8); int (*clear_loopback) (struct qlcnic_adapter *, u8); int (*config_promisc_mode) (struct qlcnic_adapter *, u32); - void (*change_l2_filter) (struct qlcnic_adapter *, u64 *, u16); + void (*change_l2_filter)(struct qlcnic_adapter *adapter, u64 *addr, + u16 vlan, struct qlcnic_host_tx_ring *tx_ring); int (*get_board_info) (struct qlcnic_adapter *); void (*set_mac_filter_count) (struct qlcnic_adapter *); void (*free_mac_list) (struct qlcnic_adapter *); @@ -2064,9 +2065,10 @@ static inline int qlcnic_nic_set_promisc(struct qlcnic_adapter *adapter, } static inline void qlcnic_change_filter(struct qlcnic_adapter *adapter, - u64 *addr, u16 id) + u64 *addr, u16 vlan, + struct qlcnic_host_tx_ring *tx_ring) { - adapter->ahw->hw_ops->change_l2_filter(adapter, addr, id); + adapter->ahw->hw_ops->change_l2_filter(adapter, addr, vlan, tx_ring); } static inline int qlcnic_get_board_info(struct qlcnic_adapter *adapter) diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c index 569d54ededec..a79d84f99102 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c @@ -2135,7 +2135,8 @@ out: } void qlcnic_83xx_change_l2_filter(struct qlcnic_adapter *adapter, u64 *addr, - u16 vlan_id) + u16 vlan_id, + struct qlcnic_host_tx_ring *tx_ring) { u8 mac[ETH_ALEN]; memcpy(&mac, addr, ETH_ALEN); diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.h index b75a81246856..73fe2f64491d 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.h +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.h @@ -550,7 +550,8 @@ int qlcnic_83xx_wrt_reg_indirect(struct qlcnic_adapter *, ulong, u32); int qlcnic_83xx_nic_set_promisc(struct qlcnic_adapter *, u32); int qlcnic_83xx_config_hw_lro(struct qlcnic_adapter *, int); int qlcnic_83xx_config_rss(struct qlcnic_adapter *, int); -void qlcnic_83xx_change_l2_filter(struct qlcnic_adapter *, u64 *, u16); +void qlcnic_83xx_change_l2_filter(struct qlcnic_adapter *adapter, u64 *addr, + u16 vlan, struct qlcnic_host_tx_ring *ring); int qlcnic_83xx_get_pci_info(struct qlcnic_adapter *, struct qlcnic_pci_info *); int qlcnic_83xx_set_nic_info(struct qlcnic_adapter *, struct qlcnic_info *); void qlcnic_83xx_initialize_nic(struct qlcnic_adapter *, int); diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.h index 4bb33af8e2b3..56a3bd9e37dc 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.h +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.h @@ -173,7 +173,8 @@ int qlcnic_82xx_napi_add(struct qlcnic_adapter *adapter, struct net_device *netdev); void qlcnic_82xx_get_beacon_state(struct qlcnic_adapter *); void qlcnic_82xx_change_filter(struct qlcnic_adapter *adapter, - u64 *uaddr, u16 vlan_id); + u64 *uaddr, u16 vlan_id, + struct qlcnic_host_tx_ring *tx_ring); int qlcnic_82xx_config_intr_coalesce(struct qlcnic_adapter *, struct ethtool_coalesce *); int qlcnic_82xx_set_rx_coalesce(struct qlcnic_adapter *); diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c index 84dd83031a1b..9647578cbe6a 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c @@ -268,13 +268,12 @@ static void qlcnic_add_lb_filter(struct qlcnic_adapter *adapter, } void qlcnic_82xx_change_filter(struct qlcnic_adapter *adapter, u64 *uaddr, - u16 vlan_id) + u16 vlan_id, struct qlcnic_host_tx_ring *tx_ring) { struct cmd_desc_type0 *hwdesc; struct qlcnic_nic_req *req; struct qlcnic_mac_req *mac_req; struct qlcnic_vlan_req *vlan_req; - struct qlcnic_host_tx_ring *tx_ring = adapter->tx_ring; u32 producer; u64 word; @@ -301,7 +300,8 @@ void qlcnic_82xx_change_filter(struct qlcnic_adapter *adapter, u64 *uaddr, static void qlcnic_send_filter(struct qlcnic_adapter *adapter, struct cmd_desc_type0 *first_desc, - struct sk_buff *skb) + struct sk_buff *skb, + struct qlcnic_host_tx_ring *tx_ring) { struct vlan_ethhdr *vh = (struct vlan_ethhdr *)(skb->data); struct ethhdr *phdr = (struct ethhdr *)(skb->data); @@ -335,7 +335,7 @@ static void qlcnic_send_filter(struct qlcnic_adapter *adapter, tmp_fil->vlan_id == vlan_id) { if (jiffies > (QLCNIC_READD_AGE * HZ + tmp_fil->ftime)) qlcnic_change_filter(adapter, &src_addr, - vlan_id); + vlan_id, tx_ring); tmp_fil->ftime = jiffies; return; } @@ -350,7 +350,7 @@ static void qlcnic_send_filter(struct qlcnic_adapter *adapter, if (!fil) return; - qlcnic_change_filter(adapter, &src_addr, vlan_id); + qlcnic_change_filter(adapter, &src_addr, vlan_id, tx_ring); fil->ftime = jiffies; fil->vlan_id = vlan_id; memcpy(fil->faddr, &src_addr, ETH_ALEN); @@ -766,7 +766,7 @@ netdev_tx_t qlcnic_xmit_frame(struct sk_buff *skb, struct net_device *netdev) } if (adapter->drv_mac_learn) - qlcnic_send_filter(adapter, first_desc, skb); + qlcnic_send_filter(adapter, first_desc, skb, tx_ring); tx_ring->tx_stats.tx_bytes += skb->len; tx_ring->tx_stats.xmit_called++; diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c index 2d38d1ac2aae..dbd48012224f 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c @@ -59,9 +59,6 @@ static int qlcnic_close(struct net_device *netdev); static void qlcnic_tx_timeout(struct net_device *netdev); static void qlcnic_attach_work(struct work_struct *work); static void qlcnic_fwinit_work(struct work_struct *work); -#ifdef CONFIG_NET_POLL_CONTROLLER -static void qlcnic_poll_controller(struct net_device *netdev); -#endif static void qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding); static int qlcnic_can_start_firmware(struct qlcnic_adapter *adapter); @@ -545,9 +542,6 @@ static const struct net_device_ops qlcnic_netdev_ops = { .ndo_udp_tunnel_add = qlcnic_add_vxlan_port, .ndo_udp_tunnel_del = qlcnic_del_vxlan_port, .ndo_features_check = qlcnic_features_check, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = qlcnic_poll_controller, -#endif #ifdef CONFIG_QLCNIC_SRIOV .ndo_set_vf_mac = qlcnic_sriov_set_vf_mac, .ndo_set_vf_rate = qlcnic_sriov_set_vf_tx_rate, @@ -3200,45 +3194,6 @@ static irqreturn_t qlcnic_msix_tx_intr(int irq, void *data) return IRQ_HANDLED; } -#ifdef CONFIG_NET_POLL_CONTROLLER -static void qlcnic_poll_controller(struct net_device *netdev) -{ - struct qlcnic_adapter *adapter = netdev_priv(netdev); - struct qlcnic_host_sds_ring *sds_ring; - struct qlcnic_recv_context *recv_ctx; - struct qlcnic_host_tx_ring *tx_ring; - int ring; - - if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) - return; - - recv_ctx = adapter->recv_ctx; - - for (ring = 0; ring < adapter->drv_sds_rings; ring++) { - sds_ring = &recv_ctx->sds_rings[ring]; - qlcnic_disable_sds_intr(adapter, sds_ring); - napi_schedule(&sds_ring->napi); - } - - if (adapter->flags & QLCNIC_MSIX_ENABLED) { - /* Only Multi-Tx queue capable devices need to - * schedule NAPI for TX rings - */ - if ((qlcnic_83xx_check(adapter) && - (adapter->flags & QLCNIC_TX_INTR_SHARED)) || - (qlcnic_82xx_check(adapter) && - !qlcnic_check_multi_tx(adapter))) - return; - - for (ring = 0; ring < adapter->drv_tx_rings; ring++) { - tx_ring = &adapter->tx_ring[ring]; - qlcnic_disable_tx_intr(adapter, tx_ring); - napi_schedule(&tx_ring->napi); - } - } -} -#endif - static void qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding) { diff --git a/drivers/net/ethernet/qualcomm/qca_7k.c b/drivers/net/ethernet/qualcomm/qca_7k.c index ffe7a16bdfc8..6c8543fb90c0 100644 --- a/drivers/net/ethernet/qualcomm/qca_7k.c +++ b/drivers/net/ethernet/qualcomm/qca_7k.c @@ -45,34 +45,33 @@ qcaspi_read_register(struct qcaspi *qca, u16 reg, u16 *result) { __be16 rx_data; __be16 tx_data; - struct spi_transfer *transfer; - struct spi_message *msg; + struct spi_transfer transfer[2]; + struct spi_message msg; int ret; + memset(transfer, 0, sizeof(transfer)); + + spi_message_init(&msg); + tx_data = cpu_to_be16(QCA7K_SPI_READ | QCA7K_SPI_INTERNAL | reg); + *result = 0; + + transfer[0].tx_buf = &tx_data; + transfer[0].len = QCASPI_CMD_LEN; + transfer[1].rx_buf = &rx_data; + transfer[1].len = QCASPI_CMD_LEN; + + spi_message_add_tail(&transfer[0], &msg); if (qca->legacy_mode) { - msg = &qca->spi_msg1; - transfer = &qca->spi_xfer1; - transfer->tx_buf = &tx_data; - transfer->rx_buf = NULL; - transfer->len = QCASPI_CMD_LEN; - spi_sync(qca->spi_dev, msg); - } else { - msg = &qca->spi_msg2; - transfer = &qca->spi_xfer2[0]; - transfer->tx_buf = &tx_data; - transfer->rx_buf = NULL; - transfer->len = QCASPI_CMD_LEN; - transfer = &qca->spi_xfer2[1]; + spi_sync(qca->spi_dev, &msg); + spi_message_init(&msg); } - transfer->tx_buf = NULL; - transfer->rx_buf = &rx_data; - transfer->len = QCASPI_CMD_LEN; - ret = spi_sync(qca->spi_dev, msg); + spi_message_add_tail(&transfer[1], &msg); + ret = spi_sync(qca->spi_dev, &msg); if (!ret) - ret = msg->status; + ret = msg.status; if (ret) qcaspi_spi_error(qca); @@ -86,35 +85,32 @@ int qcaspi_write_register(struct qcaspi *qca, u16 reg, u16 value) { __be16 tx_data[2]; - struct spi_transfer *transfer; - struct spi_message *msg; + struct spi_transfer transfer[2]; + struct spi_message msg; int ret; + memset(&transfer, 0, sizeof(transfer)); + + spi_message_init(&msg); + tx_data[0] = cpu_to_be16(QCA7K_SPI_WRITE | QCA7K_SPI_INTERNAL | reg); tx_data[1] = cpu_to_be16(value); + transfer[0].tx_buf = &tx_data[0]; + transfer[0].len = QCASPI_CMD_LEN; + transfer[1].tx_buf = &tx_data[1]; + transfer[1].len = QCASPI_CMD_LEN; + + spi_message_add_tail(&transfer[0], &msg); if (qca->legacy_mode) { - msg = &qca->spi_msg1; - transfer = &qca->spi_xfer1; - transfer->tx_buf = &tx_data[0]; - transfer->rx_buf = NULL; - transfer->len = QCASPI_CMD_LEN; - spi_sync(qca->spi_dev, msg); - } else { - msg = &qca->spi_msg2; - transfer = &qca->spi_xfer2[0]; - transfer->tx_buf = &tx_data[0]; - transfer->rx_buf = NULL; - transfer->len = QCASPI_CMD_LEN; - transfer = &qca->spi_xfer2[1]; + spi_sync(qca->spi_dev, &msg); + spi_message_init(&msg); } - transfer->tx_buf = &tx_data[1]; - transfer->rx_buf = NULL; - transfer->len = QCASPI_CMD_LEN; - ret = spi_sync(qca->spi_dev, msg); + spi_message_add_tail(&transfer[1], &msg); + ret = spi_sync(qca->spi_dev, &msg); if (!ret) - ret = msg->status; + ret = msg.status; if (ret) qcaspi_spi_error(qca); diff --git a/drivers/net/ethernet/qualcomm/qca_spi.c b/drivers/net/ethernet/qualcomm/qca_spi.c index 206f0266463e..66b775d462fd 100644 --- a/drivers/net/ethernet/qualcomm/qca_spi.c +++ b/drivers/net/ethernet/qualcomm/qca_spi.c @@ -99,22 +99,24 @@ static u32 qcaspi_write_burst(struct qcaspi *qca, u8 *src, u32 len) { __be16 cmd; - struct spi_message *msg = &qca->spi_msg2; - struct spi_transfer *transfer = &qca->spi_xfer2[0]; + struct spi_message msg; + struct spi_transfer transfer[2]; int ret; + memset(&transfer, 0, sizeof(transfer)); + spi_message_init(&msg); + cmd = cpu_to_be16(QCA7K_SPI_WRITE | QCA7K_SPI_EXTERNAL); - transfer->tx_buf = &cmd; - transfer->rx_buf = NULL; - transfer->len = QCASPI_CMD_LEN; - transfer = &qca->spi_xfer2[1]; - transfer->tx_buf = src; - transfer->rx_buf = NULL; - transfer->len = len; + transfer[0].tx_buf = &cmd; + transfer[0].len = QCASPI_CMD_LEN; + transfer[1].tx_buf = src; + transfer[1].len = len; - ret = spi_sync(qca->spi_dev, msg); + spi_message_add_tail(&transfer[0], &msg); + spi_message_add_tail(&transfer[1], &msg); + ret = spi_sync(qca->spi_dev, &msg); - if (ret || (msg->actual_length != QCASPI_CMD_LEN + len)) { + if (ret || (msg.actual_length != QCASPI_CMD_LEN + len)) { qcaspi_spi_error(qca); return 0; } @@ -125,17 +127,20 @@ qcaspi_write_burst(struct qcaspi *qca, u8 *src, u32 len) static u32 qcaspi_write_legacy(struct qcaspi *qca, u8 *src, u32 len) { - struct spi_message *msg = &qca->spi_msg1; - struct spi_transfer *transfer = &qca->spi_xfer1; + struct spi_message msg; + struct spi_transfer transfer; int ret; - transfer->tx_buf = src; - transfer->rx_buf = NULL; - transfer->len = len; + memset(&transfer, 0, sizeof(transfer)); + spi_message_init(&msg); + + transfer.tx_buf = src; + transfer.len = len; - ret = spi_sync(qca->spi_dev, msg); + spi_message_add_tail(&transfer, &msg); + ret = spi_sync(qca->spi_dev, &msg); - if (ret || (msg->actual_length != len)) { + if (ret || (msg.actual_length != len)) { qcaspi_spi_error(qca); return 0; } @@ -146,23 +151,25 @@ qcaspi_write_legacy(struct qcaspi *qca, u8 *src, u32 len) static u32 qcaspi_read_burst(struct qcaspi *qca, u8 *dst, u32 len) { - struct spi_message *msg = &qca->spi_msg2; + struct spi_message msg; __be16 cmd; - struct spi_transfer *transfer = &qca->spi_xfer2[0]; + struct spi_transfer transfer[2]; int ret; + memset(&transfer, 0, sizeof(transfer)); + spi_message_init(&msg); + cmd = cpu_to_be16(QCA7K_SPI_READ | QCA7K_SPI_EXTERNAL); - transfer->tx_buf = &cmd; - transfer->rx_buf = NULL; - transfer->len = QCASPI_CMD_LEN; - transfer = &qca->spi_xfer2[1]; - transfer->tx_buf = NULL; - transfer->rx_buf = dst; - transfer->len = len; + transfer[0].tx_buf = &cmd; + transfer[0].len = QCASPI_CMD_LEN; + transfer[1].rx_buf = dst; + transfer[1].len = len; - ret = spi_sync(qca->spi_dev, msg); + spi_message_add_tail(&transfer[0], &msg); + spi_message_add_tail(&transfer[1], &msg); + ret = spi_sync(qca->spi_dev, &msg); - if (ret || (msg->actual_length != QCASPI_CMD_LEN + len)) { + if (ret || (msg.actual_length != QCASPI_CMD_LEN + len)) { qcaspi_spi_error(qca); return 0; } @@ -173,17 +180,20 @@ qcaspi_read_burst(struct qcaspi *qca, u8 *dst, u32 len) static u32 qcaspi_read_legacy(struct qcaspi *qca, u8 *dst, u32 len) { - struct spi_message *msg = &qca->spi_msg1; - struct spi_transfer *transfer = &qca->spi_xfer1; + struct spi_message msg; + struct spi_transfer transfer; int ret; - transfer->tx_buf = NULL; - transfer->rx_buf = dst; - transfer->len = len; + memset(&transfer, 0, sizeof(transfer)); + spi_message_init(&msg); - ret = spi_sync(qca->spi_dev, msg); + transfer.rx_buf = dst; + transfer.len = len; - if (ret || (msg->actual_length != len)) { + spi_message_add_tail(&transfer, &msg); + ret = spi_sync(qca->spi_dev, &msg); + + if (ret || (msg.actual_length != len)) { qcaspi_spi_error(qca); return 0; } @@ -195,19 +205,23 @@ static int qcaspi_tx_cmd(struct qcaspi *qca, u16 cmd) { __be16 tx_data; - struct spi_message *msg = &qca->spi_msg1; - struct spi_transfer *transfer = &qca->spi_xfer1; + struct spi_message msg; + struct spi_transfer transfer; int ret; + memset(&transfer, 0, sizeof(transfer)); + + spi_message_init(&msg); + tx_data = cpu_to_be16(cmd); - transfer->len = sizeof(tx_data); - transfer->tx_buf = &tx_data; - transfer->rx_buf = NULL; + transfer.len = sizeof(cmd); + transfer.tx_buf = &tx_data; + spi_message_add_tail(&transfer, &msg); - ret = spi_sync(qca->spi_dev, msg); + ret = spi_sync(qca->spi_dev, &msg); if (!ret) - ret = msg->status; + ret = msg.status; if (ret) qcaspi_spi_error(qca); @@ -835,16 +849,6 @@ qcaspi_netdev_setup(struct net_device *dev) qca = netdev_priv(dev); memset(qca, 0, sizeof(struct qcaspi)); - memset(&qca->spi_xfer1, 0, sizeof(struct spi_transfer)); - memset(&qca->spi_xfer2, 0, sizeof(struct spi_transfer) * 2); - - spi_message_init(&qca->spi_msg1); - spi_message_add_tail(&qca->spi_xfer1, &qca->spi_msg1); - - spi_message_init(&qca->spi_msg2); - spi_message_add_tail(&qca->spi_xfer2[0], &qca->spi_msg2); - spi_message_add_tail(&qca->spi_xfer2[1], &qca->spi_msg2); - memset(&qca->txr, 0, sizeof(qca->txr)); qca->txr.count = TX_RING_MAX_LEN; } diff --git a/drivers/net/ethernet/qualcomm/qca_spi.h b/drivers/net/ethernet/qualcomm/qca_spi.h index fc4beb1b32d1..fc0e98726b36 100644 --- a/drivers/net/ethernet/qualcomm/qca_spi.h +++ b/drivers/net/ethernet/qualcomm/qca_spi.h @@ -83,11 +83,6 @@ struct qcaspi { struct tx_ring txr; struct qcaspi_stats stats; - struct spi_message spi_msg1; - struct spi_message spi_msg2; - struct spi_transfer spi_xfer1; - struct spi_transfer spi_xfer2[2]; - u8 *rx_buffer; u32 buffer_size; u8 sync; diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c b/drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c index 7fd86d40a337..11167abe5934 100644 --- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c +++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c @@ -113,7 +113,7 @@ rmnet_map_ingress_handler(struct sk_buff *skb, struct sk_buff *skbn; if (skb->dev->type == ARPHRD_ETHER) { - if (pskb_expand_head(skb, ETH_HLEN, 0, GFP_KERNEL)) { + if (pskb_expand_head(skb, ETH_HLEN, 0, GFP_ATOMIC)) { kfree_skb(skb); return; } @@ -147,7 +147,7 @@ static int rmnet_map_egress_handler(struct sk_buff *skb, } if (skb_headroom(skb) < required_headroom) { - if (pskb_expand_head(skb, required_headroom, 0, GFP_KERNEL)) + if (pskb_expand_head(skb, required_headroom, 0, GFP_ATOMIC)) return -ENOMEM; } @@ -189,6 +189,9 @@ rx_handler_result_t rmnet_rx_handler(struct sk_buff **pskb) if (!skb) goto done; + if (skb->pkt_type == PACKET_LOOPBACK) + return RX_HANDLER_PASS; + dev = skb->dev; port = rmnet_get_port(dev); diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c index b08d51bf7a20..3a5e6160bf0d 100644 --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169.c @@ -13,6 +13,7 @@ #include <linux/pci.h> #include <linux/netdevice.h> #include <linux/etherdevice.h> +#include <linux/clk.h> #include <linux/delay.h> #include <linux/ethtool.h> #include <linux/phy.h> @@ -631,7 +632,7 @@ struct rtl8169_tc_offsets { }; enum rtl_flag { - RTL_FLAG_TASK_ENABLED, + RTL_FLAG_TASK_ENABLED = 0, RTL_FLAG_TASK_SLOW_PENDING, RTL_FLAG_TASK_RESET_PENDING, RTL_FLAG_MAX @@ -665,6 +666,7 @@ struct rtl8169_private { u16 event_slow; const struct rtl_coalesce_info *coalesce_info; + struct clk *clk; struct mdio_ops { void (*write)(struct rtl8169_private *, int, int); @@ -4069,6 +4071,14 @@ static void rtl8169_init_phy(struct net_device *dev, struct rtl8169_private *tp) phy_speed_up(dev->phydev); genphy_soft_reset(dev->phydev); + + /* It was reported that several chips end up with 10MBit/Half on a + * 1GBit link after resuming from S3. For whatever reason the PHY on + * these chips doesn't properly start a renegotiation when soft-reset. + * Explicitly requesting a renegotiation fixes this. + */ + if (dev->phydev->autoneg == AUTONEG_ENABLE) + phy_restart_aneg(dev->phydev); } static void rtl_rar_set(struct rtl8169_private *tp, u8 *addr) @@ -4272,8 +4282,8 @@ static void rtl_init_rxcfg(struct rtl8169_private *tp) RTL_W32(tp, RxConfig, RX_FIFO_THRESH | RX_DMA_BURST); break; case RTL_GIGA_MAC_VER_18 ... RTL_GIGA_MAC_VER_24: - case RTL_GIGA_MAC_VER_34: - case RTL_GIGA_MAC_VER_35: + case RTL_GIGA_MAC_VER_34 ... RTL_GIGA_MAC_VER_36: + case RTL_GIGA_MAC_VER_38: RTL_W32(tp, RxConfig, RX128_INT_EN | RX_MULTI_EN | RX_DMA_BURST); break; case RTL_GIGA_MAC_VER_40 ... RTL_GIGA_MAC_VER_51: @@ -4525,9 +4535,14 @@ static void rtl8169_hw_reset(struct rtl8169_private *tp) static void rtl_set_tx_config_registers(struct rtl8169_private *tp) { - /* Set DMA burst size and Interframe Gap Time */ - RTL_W32(tp, TxConfig, (TX_DMA_BURST << TxDMAShift) | - (InterFrameGap << TxInterFrameGapShift)); + u32 val = TX_DMA_BURST << TxDMAShift | + InterFrameGap << TxInterFrameGapShift; + + if (tp->mac_version >= RTL_GIGA_MAC_VER_34 && + tp->mac_version != RTL_GIGA_MAC_VER_39) + val |= TXCFG_AUTO_FIFO; + + RTL_W32(tp, TxConfig, val); } static void rtl_set_rx_max_size(struct rtl8169_private *tp) @@ -4634,13 +4649,13 @@ static void rtl_hw_start(struct rtl8169_private *tp) rtl_set_rx_max_size(tp); rtl_set_rx_tx_desc_registers(tp); - rtl_set_tx_config_registers(tp); RTL_W8(tp, Cfg9346, Cfg9346_Lock); /* Initially a 10 us delay. Turned it into a PCI commit. - FR */ RTL_R8(tp, IntrMask); RTL_W8(tp, ChipCmd, CmdTxEnb | CmdRxEnb); rtl_init_rxcfg(tp); + rtl_set_tx_config_registers(tp); rtl_set_rx_mode(tp->dev); /* no early-rx interrupts */ @@ -4775,12 +4790,14 @@ static void rtl_pcie_state_l2l3_enable(struct rtl8169_private *tp, bool enable) static void rtl_hw_aspm_clkreq_enable(struct rtl8169_private *tp, bool enable) { if (enable) { - RTL_W8(tp, Config2, RTL_R8(tp, Config2) | ClkReqEn); RTL_W8(tp, Config5, RTL_R8(tp, Config5) | ASPM_en); + RTL_W8(tp, Config2, RTL_R8(tp, Config2) | ClkReqEn); } else { RTL_W8(tp, Config2, RTL_R8(tp, Config2) & ~ClkReqEn); RTL_W8(tp, Config5, RTL_R8(tp, Config5) & ~ASPM_en); } + + udelay(10); } static void rtl_hw_start_8168bb(struct rtl8169_private *tp) @@ -5020,7 +5037,6 @@ static void rtl_hw_start_8168e_2(struct rtl8169_private *tp) rtl_disable_clock_request(tp); - RTL_W32(tp, TxConfig, RTL_R32(tp, TxConfig) | TXCFG_AUTO_FIFO); RTL_W8(tp, MCU, RTL_R8(tp, MCU) & ~NOW_IS_OOB); /* Adjust EEE LED frequency */ @@ -5054,7 +5070,6 @@ static void rtl_hw_start_8168f(struct rtl8169_private *tp) rtl_disable_clock_request(tp); - RTL_W32(tp, TxConfig, RTL_R32(tp, TxConfig) | TXCFG_AUTO_FIFO); RTL_W8(tp, MCU, RTL_R8(tp, MCU) & ~NOW_IS_OOB); RTL_W8(tp, DLLPR, RTL_R8(tp, DLLPR) | PFM_EN); RTL_W32(tp, MISC, RTL_R32(tp, MISC) | PWM_EN); @@ -5099,8 +5114,6 @@ static void rtl_hw_start_8411(struct rtl8169_private *tp) static void rtl_hw_start_8168g(struct rtl8169_private *tp) { - RTL_W32(tp, TxConfig, RTL_R32(tp, TxConfig) | TXCFG_AUTO_FIFO); - rtl_eri_write(tp, 0xc8, ERIAR_MASK_0101, 0x080002, ERIAR_EXGMAC); rtl_eri_write(tp, 0xcc, ERIAR_MASK_0001, 0x38, ERIAR_EXGMAC); rtl_eri_write(tp, 0xd0, ERIAR_MASK_0001, 0x48, ERIAR_EXGMAC); @@ -5198,8 +5211,6 @@ static void rtl_hw_start_8168h_1(struct rtl8169_private *tp) rtl_hw_aspm_clkreq_enable(tp, false); rtl_ephy_init(tp, e_info_8168h_1, ARRAY_SIZE(e_info_8168h_1)); - RTL_W32(tp, TxConfig, RTL_R32(tp, TxConfig) | TXCFG_AUTO_FIFO); - rtl_eri_write(tp, 0xc8, ERIAR_MASK_0101, 0x00080002, ERIAR_EXGMAC); rtl_eri_write(tp, 0xcc, ERIAR_MASK_0001, 0x38, ERIAR_EXGMAC); rtl_eri_write(tp, 0xd0, ERIAR_MASK_0001, 0x48, ERIAR_EXGMAC); @@ -5282,8 +5293,6 @@ static void rtl_hw_start_8168ep(struct rtl8169_private *tp) { rtl8168ep_stop_cmac(tp); - RTL_W32(tp, TxConfig, RTL_R32(tp, TxConfig) | TXCFG_AUTO_FIFO); - rtl_eri_write(tp, 0xc8, ERIAR_MASK_0101, 0x00080002, ERIAR_EXGMAC); rtl_eri_write(tp, 0xcc, ERIAR_MASK_0001, 0x2f, ERIAR_EXGMAC); rtl_eri_write(tp, 0xd0, ERIAR_MASK_0001, 0x5f, ERIAR_EXGMAC); @@ -5605,7 +5614,6 @@ static void rtl_hw_start_8402(struct rtl8169_private *tp) /* Force LAN exit from ASPM if Rx/Tx are not idle */ RTL_W32(tp, FuncEvent, RTL_R32(tp, FuncEvent) | 0x002800); - RTL_W32(tp, TxConfig, RTL_R32(tp, TxConfig) | TXCFG_AUTO_FIFO); RTL_W8(tp, MCU, RTL_R8(tp, MCU) & ~NOW_IS_OOB); rtl_ephy_init(tp, e_info_8402, ARRAY_SIZE(e_info_8402)); @@ -5625,6 +5633,8 @@ static void rtl_hw_start_8402(struct rtl8169_private *tp) static void rtl_hw_start_8106(struct rtl8169_private *tp) { + rtl_hw_aspm_clkreq_enable(tp, false); + /* Force LAN exit from ASPM if Rx/Tx are not idle */ RTL_W32(tp, FuncEvent, RTL_R32(tp, FuncEvent) | 0x002800); @@ -5633,6 +5643,7 @@ static void rtl_hw_start_8106(struct rtl8169_private *tp) RTL_W8(tp, DLLPR, RTL_R8(tp, DLLPR) & ~PFM_EN); rtl_pcie_state_l2l3_enable(tp, false); + rtl_hw_aspm_clkreq_enable(tp, true); } static void rtl_hw_start_8101(struct rtl8169_private *tp) @@ -6655,7 +6666,8 @@ static int rtl8169_close(struct net_device *dev) rtl8169_update_counters(tp); rtl_lock_work(tp); - clear_bit(RTL_FLAG_TASK_ENABLED, tp->wk.flags); + /* Clear all task flags */ + bitmap_zero(tp->wk.flags, RTL_FLAG_MAX); rtl8169_down(dev); rtl_unlock_work(tp); @@ -6838,7 +6850,9 @@ static void rtl8169_net_suspend(struct net_device *dev) rtl_lock_work(tp); napi_disable(&tp->napi); - clear_bit(RTL_FLAG_TASK_ENABLED, tp->wk.flags); + /* Clear all task flags */ + bitmap_zero(tp->wk.flags, RTL_FLAG_MAX); + rtl_unlock_work(tp); rtl_pll_power_down(tp); @@ -6850,8 +6864,10 @@ static int rtl8169_suspend(struct device *device) { struct pci_dev *pdev = to_pci_dev(device); struct net_device *dev = pci_get_drvdata(pdev); + struct rtl8169_private *tp = netdev_priv(dev); rtl8169_net_suspend(dev); + clk_disable_unprepare(tp->clk); return 0; } @@ -6879,6 +6895,9 @@ static int rtl8169_resume(struct device *device) { struct pci_dev *pdev = to_pci_dev(device); struct net_device *dev = pci_get_drvdata(pdev); + struct rtl8169_private *tp = netdev_priv(dev); + + clk_prepare_enable(tp->clk); if (netif_running(dev)) __rtl8169_resume(dev); @@ -7254,6 +7273,11 @@ static int rtl_jumbo_max(struct rtl8169_private *tp) } } +static void rtl_disable_clk(void *data) +{ + clk_disable_unprepare(data); +} + static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) { const struct rtl_cfg_info *cfg = rtl_cfg_infos + ent->driver_data; @@ -7274,6 +7298,32 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) tp->msg_enable = netif_msg_init(debug.msg_enable, R8169_MSG_DEFAULT); tp->supports_gmii = cfg->has_gmii; + /* Get the *optional* external "ether_clk" used on some boards */ + tp->clk = devm_clk_get(&pdev->dev, "ether_clk"); + if (IS_ERR(tp->clk)) { + rc = PTR_ERR(tp->clk); + if (rc == -ENOENT) { + /* clk-core allows NULL (for suspend / resume) */ + tp->clk = NULL; + } else if (rc == -EPROBE_DEFER) { + return rc; + } else { + dev_err(&pdev->dev, "failed to get clk: %d\n", rc); + return rc; + } + } else { + rc = clk_prepare_enable(tp->clk); + if (rc) { + dev_err(&pdev->dev, "failed to enable clk: %d\n", rc); + return rc; + } + + rc = devm_add_action_or_reset(&pdev->dev, rtl_disable_clk, + tp->clk); + if (rc) + return rc; + } + /* enable device (incl. PCI PM wakeup and hotplug setup) */ rc = pcim_enable_device(pdev); if (rc < 0) { diff --git a/drivers/net/ethernet/renesas/Kconfig b/drivers/net/ethernet/renesas/Kconfig index f3f7477043ce..bb0ebdfd4459 100644 --- a/drivers/net/ethernet/renesas/Kconfig +++ b/drivers/net/ethernet/renesas/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Renesas device configuration # diff --git a/drivers/net/ethernet/renesas/Makefile b/drivers/net/ethernet/renesas/Makefile index a05102a7df02..f21ab8c02af0 100644 --- a/drivers/net/ethernet/renesas/Makefile +++ b/drivers/net/ethernet/renesas/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for the Renesas device drivers. # diff --git a/drivers/net/ethernet/renesas/ravb.h b/drivers/net/ethernet/renesas/ravb.h index 1470fc12282b..9b6bf557a2f5 100644 --- a/drivers/net/ethernet/renesas/ravb.h +++ b/drivers/net/ethernet/renesas/ravb.h @@ -428,6 +428,7 @@ enum EIS_BIT { EIS_CULF1 = 0x00000080, EIS_TFFF = 0x00000100, EIS_QFS = 0x00010000, + EIS_RESERVED = (GENMASK(31, 17) | GENMASK(15, 11)), }; /* RIC0 */ @@ -472,6 +473,7 @@ enum RIS0_BIT { RIS0_FRF15 = 0x00008000, RIS0_FRF16 = 0x00010000, RIS0_FRF17 = 0x00020000, + RIS0_RESERVED = GENMASK(31, 18), }; /* RIC1 */ @@ -528,6 +530,7 @@ enum RIS2_BIT { RIS2_QFF16 = 0x00010000, RIS2_QFF17 = 0x00020000, RIS2_RFFF = 0x80000000, + RIS2_RESERVED = GENMASK(30, 18), }; /* TIC */ @@ -544,6 +547,7 @@ enum TIS_BIT { TIS_FTF1 = 0x00000002, /* Undocumented? */ TIS_TFUF = 0x00000100, TIS_TFWF = 0x00000200, + TIS_RESERVED = (GENMASK(31, 20) | GENMASK(15, 12) | GENMASK(7, 4)) }; /* ISS */ @@ -617,6 +621,7 @@ enum GIC_BIT { enum GIS_BIT { GIS_PTCF = 0x00000001, /* Undocumented? */ GIS_PTMF = 0x00000004, + GIS_RESERVED = GENMASK(15, 10), }; /* GIE (R-Car Gen3 only) */ diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c index aff5516b781e..d6f753925352 100644 --- a/drivers/net/ethernet/renesas/ravb_main.c +++ b/drivers/net/ethernet/renesas/ravb_main.c @@ -739,10 +739,11 @@ static void ravb_error_interrupt(struct net_device *ndev) u32 eis, ris2; eis = ravb_read(ndev, EIS); - ravb_write(ndev, ~EIS_QFS, EIS); + ravb_write(ndev, ~(EIS_QFS | EIS_RESERVED), EIS); if (eis & EIS_QFS) { ris2 = ravb_read(ndev, RIS2); - ravb_write(ndev, ~(RIS2_QFF0 | RIS2_RFFF), RIS2); + ravb_write(ndev, ~(RIS2_QFF0 | RIS2_RFFF | RIS2_RESERVED), + RIS2); /* Receive Descriptor Empty int */ if (ris2 & RIS2_QFF0) @@ -795,7 +796,7 @@ static bool ravb_timestamp_interrupt(struct net_device *ndev) u32 tis = ravb_read(ndev, TIS); if (tis & TIS_TFUF) { - ravb_write(ndev, ~TIS_TFUF, TIS); + ravb_write(ndev, ~(TIS_TFUF | TIS_RESERVED), TIS); ravb_get_tx_tstamp(ndev); return true; } @@ -930,7 +931,7 @@ static int ravb_poll(struct napi_struct *napi, int budget) /* Processing RX Descriptor Ring */ if (ris0 & mask) { /* Clear RX interrupt */ - ravb_write(ndev, ~mask, RIS0); + ravb_write(ndev, ~(mask | RIS0_RESERVED), RIS0); if (ravb_rx(ndev, "a, q)) goto out; } @@ -938,7 +939,7 @@ static int ravb_poll(struct napi_struct *napi, int budget) if (tis & mask) { spin_lock_irqsave(&priv->lock, flags); /* Clear TX interrupt */ - ravb_write(ndev, ~mask, TIS); + ravb_write(ndev, ~(mask | TIS_RESERVED), TIS); ravb_tx_free(ndev, q, true); netif_wake_subqueue(ndev, q); mmiowb(); diff --git a/drivers/net/ethernet/renesas/ravb_ptp.c b/drivers/net/ethernet/renesas/ravb_ptp.c index eede70ec37f8..dce2a40a31e3 100644 --- a/drivers/net/ethernet/renesas/ravb_ptp.c +++ b/drivers/net/ethernet/renesas/ravb_ptp.c @@ -1,13 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0+ /* PTP 1588 clock using the Renesas Ethernet AVB * * Copyright (C) 2013-2015 Renesas Electronics Corporation * Copyright (C) 2015 Renesas Solutions Corp. * Copyright (C) 2015-2016 Cogent Embedded, Inc. <source@cogentembedded.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include "ravb.h" @@ -319,7 +315,7 @@ void ravb_ptp_interrupt(struct net_device *ndev) } } - ravb_write(ndev, ~gis, GIS); + ravb_write(ndev, ~(gis | GIS_RESERVED), GIS); } void ravb_ptp_init(struct net_device *ndev, struct platform_device *pdev) diff --git a/drivers/net/ethernet/seeq/ether3.c b/drivers/net/ethernet/seeq/ether3.c index c5bc124b41a9..d1bb73bf9914 100644 --- a/drivers/net/ethernet/seeq/ether3.c +++ b/drivers/net/ethernet/seeq/ether3.c @@ -77,7 +77,8 @@ static void ether3_setmulticastlist(struct net_device *dev); static int ether3_rx(struct net_device *dev, unsigned int maxcnt); static void ether3_tx(struct net_device *dev); static int ether3_open (struct net_device *dev); -static int ether3_sendpacket (struct sk_buff *skb, struct net_device *dev); +static netdev_tx_t ether3_sendpacket(struct sk_buff *skb, + struct net_device *dev); static irqreturn_t ether3_interrupt (int irq, void *dev_id); static int ether3_close (struct net_device *dev); static void ether3_setmulticastlist (struct net_device *dev); @@ -481,7 +482,7 @@ static void ether3_timeout(struct net_device *dev) /* * Transmit a packet */ -static int +static netdev_tx_t ether3_sendpacket(struct sk_buff *skb, struct net_device *dev) { unsigned long flags; diff --git a/drivers/net/ethernet/seeq/sgiseeq.c b/drivers/net/ethernet/seeq/sgiseeq.c index 573691bc3b71..70cce63a6081 100644 --- a/drivers/net/ethernet/seeq/sgiseeq.c +++ b/drivers/net/ethernet/seeq/sgiseeq.c @@ -578,7 +578,8 @@ static inline int sgiseeq_reset(struct net_device *dev) return 0; } -static int sgiseeq_start_xmit(struct sk_buff *skb, struct net_device *dev) +static netdev_tx_t +sgiseeq_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct sgiseeq_private *sp = netdev_priv(dev); struct hpc3_ethregs *hregs = sp->hregs; diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c index 330233286e78..3d0dd39c289e 100644 --- a/drivers/net/ethernet/sfc/efx.c +++ b/drivers/net/ethernet/sfc/efx.c @@ -2208,29 +2208,6 @@ static void efx_fini_napi(struct efx_nic *efx) /************************************************************************** * - * Kernel netpoll interface - * - *************************************************************************/ - -#ifdef CONFIG_NET_POLL_CONTROLLER - -/* Although in the common case interrupts will be disabled, this is not - * guaranteed. However, all our work happens inside the NAPI callback, - * so no locking is required. - */ -static void efx_netpoll(struct net_device *net_dev) -{ - struct efx_nic *efx = netdev_priv(net_dev); - struct efx_channel *channel; - - efx_for_each_channel(channel, efx) - efx_schedule_channel(channel); -} - -#endif - -/************************************************************************** - * * Kernel net device interface * *************************************************************************/ @@ -2509,9 +2486,6 @@ static const struct net_device_ops efx_netdev_ops = { #endif .ndo_get_phys_port_id = efx_get_phys_port_id, .ndo_get_phys_port_name = efx_get_phys_port_name, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = efx_netpoll, -#endif .ndo_setup_tc = efx_setup_tc, #ifdef CONFIG_RFS_ACCEL .ndo_rx_flow_steer = efx_filter_rfs, diff --git a/drivers/net/ethernet/sfc/falcon/efx.c b/drivers/net/ethernet/sfc/falcon/efx.c index dd5530a4f8c8..03e2455c502e 100644 --- a/drivers/net/ethernet/sfc/falcon/efx.c +++ b/drivers/net/ethernet/sfc/falcon/efx.c @@ -2054,29 +2054,6 @@ static void ef4_fini_napi(struct ef4_nic *efx) /************************************************************************** * - * Kernel netpoll interface - * - *************************************************************************/ - -#ifdef CONFIG_NET_POLL_CONTROLLER - -/* Although in the common case interrupts will be disabled, this is not - * guaranteed. However, all our work happens inside the NAPI callback, - * so no locking is required. - */ -static void ef4_netpoll(struct net_device *net_dev) -{ - struct ef4_nic *efx = netdev_priv(net_dev); - struct ef4_channel *channel; - - ef4_for_each_channel(channel, efx) - ef4_schedule_channel(channel); -} - -#endif - -/************************************************************************** - * * Kernel net device interface * *************************************************************************/ @@ -2250,9 +2227,6 @@ static const struct net_device_ops ef4_netdev_ops = { .ndo_set_mac_address = ef4_set_mac_address, .ndo_set_rx_mode = ef4_set_rx_mode, .ndo_set_features = ef4_set_features, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = ef4_netpoll, -#endif .ndo_setup_tc = ef4_setup_tc, #ifdef CONFIG_RFS_ACCEL .ndo_rx_flow_steer = ef4_filter_rfs, diff --git a/drivers/net/ethernet/sgi/ioc3-eth.c b/drivers/net/ethernet/sgi/ioc3-eth.c index 18d533fdf14c..3140999642ba 100644 --- a/drivers/net/ethernet/sgi/ioc3-eth.c +++ b/drivers/net/ethernet/sgi/ioc3-eth.c @@ -99,7 +99,7 @@ struct ioc3_private { static int ioc3_ioctl(struct net_device *dev, struct ifreq *rq, int cmd); static void ioc3_set_multicast_list(struct net_device *dev); -static int ioc3_start_xmit(struct sk_buff *skb, struct net_device *dev); +static netdev_tx_t ioc3_start_xmit(struct sk_buff *skb, struct net_device *dev); static void ioc3_timeout(struct net_device *dev); static inline unsigned int ioc3_hash(const unsigned char *addr); static inline void ioc3_stop(struct ioc3_private *ip); @@ -1390,7 +1390,7 @@ static struct pci_driver ioc3_driver = { .remove = ioc3_remove_one, }; -static int ioc3_start_xmit(struct sk_buff *skb, struct net_device *dev) +static netdev_tx_t ioc3_start_xmit(struct sk_buff *skb, struct net_device *dev) { unsigned long data; struct ioc3_private *ip = netdev_priv(dev); diff --git a/drivers/net/ethernet/sgi/meth.c b/drivers/net/ethernet/sgi/meth.c index ea55abd62ec7..703fbbefea44 100644 --- a/drivers/net/ethernet/sgi/meth.c +++ b/drivers/net/ethernet/sgi/meth.c @@ -697,7 +697,7 @@ static void meth_add_to_tx_ring(struct meth_private *priv, struct sk_buff *skb) /* * Transmit a packet (called by the kernel) */ -static int meth_tx(struct sk_buff *skb, struct net_device *dev) +static netdev_tx_t meth_tx(struct sk_buff *skb, struct net_device *dev) { struct meth_private *priv = netdev_priv(dev); unsigned long flags; diff --git a/drivers/net/ethernet/socionext/netsec.c b/drivers/net/ethernet/socionext/netsec.c index 7aa5ebb6766c..4289ccb26e4e 100644 --- a/drivers/net/ethernet/socionext/netsec.c +++ b/drivers/net/ethernet/socionext/netsec.c @@ -735,8 +735,11 @@ static int netsec_process_rx(struct netsec_priv *priv, int budget) u16 idx = dring->tail; struct netsec_de *de = dring->vaddr + (DESC_SZ * idx); - if (de->attr & (1U << NETSEC_RX_PKT_OWN_FIELD)) + if (de->attr & (1U << NETSEC_RX_PKT_OWN_FIELD)) { + /* reading the register clears the irq */ + netsec_read(priv, NETSEC_REG_NRM_RX_PKTCNT); break; + } /* This barrier is needed to keep us from reading * any other fields out of the netsec_de until we have diff --git a/drivers/net/ethernet/stmicro/stmmac/common.h b/drivers/net/ethernet/stmicro/stmmac/common.h index 1854f270ad66..b1b305f8f414 100644 --- a/drivers/net/ethernet/stmicro/stmmac/common.h +++ b/drivers/net/ethernet/stmicro/stmmac/common.h @@ -258,10 +258,10 @@ struct stmmac_safety_stats { #define MAX_DMA_RIWT 0xff #define MIN_DMA_RIWT 0x20 /* Tx coalesce parameters */ -#define STMMAC_COAL_TX_TIMER 40000 +#define STMMAC_COAL_TX_TIMER 1000 #define STMMAC_MAX_COAL_TX_TICK 100000 #define STMMAC_TX_MAX_FRAMES 256 -#define STMMAC_TX_FRAMES 64 +#define STMMAC_TX_FRAMES 25 /* Packets types */ enum packets_types { diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac.h b/drivers/net/ethernet/stmicro/stmmac/stmmac.h index c0a855b7ab3b..63e1064b27a2 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac.h +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac.h @@ -48,6 +48,8 @@ struct stmmac_tx_info { /* Frequently used values are kept adjacent for cache effect */ struct stmmac_tx_queue { + u32 tx_count_frames; + struct timer_list txtimer; u32 queue_index; struct stmmac_priv *priv_data; struct dma_extended_desc *dma_etx ____cacheline_aligned_in_smp; @@ -73,7 +75,14 @@ struct stmmac_rx_queue { u32 rx_zeroc_thresh; dma_addr_t dma_rx_phy; u32 rx_tail_addr; +}; + +struct stmmac_channel { struct napi_struct napi ____cacheline_aligned_in_smp; + struct stmmac_priv *priv_data; + u32 index; + int has_rx; + int has_tx; }; struct stmmac_tc_entry { @@ -109,14 +118,12 @@ struct stmmac_pps_cfg { struct stmmac_priv { /* Frequently used values are kept adjacent for cache effect */ - u32 tx_count_frames; u32 tx_coal_frames; u32 tx_coal_timer; int tx_coalesce; int hwts_tx_en; bool tx_path_in_lpi_mode; - struct timer_list txtimer; bool tso; unsigned int dma_buf_sz; @@ -137,6 +144,9 @@ struct stmmac_priv { /* TX Queue */ struct stmmac_tx_queue tx_queue[MTL_MAX_TX_QUEUES]; + /* Generic channel for NAPI */ + struct stmmac_channel channel[STMMAC_CH_MAX]; + bool oldlink; int speed; int oldduplex; diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 9f458bb16f2a..75896d6ba6e2 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -148,12 +148,14 @@ static void stmmac_verify_args(void) static void stmmac_disable_all_queues(struct stmmac_priv *priv) { u32 rx_queues_cnt = priv->plat->rx_queues_to_use; + u32 tx_queues_cnt = priv->plat->tx_queues_to_use; + u32 maxq = max(rx_queues_cnt, tx_queues_cnt); u32 queue; - for (queue = 0; queue < rx_queues_cnt; queue++) { - struct stmmac_rx_queue *rx_q = &priv->rx_queue[queue]; + for (queue = 0; queue < maxq; queue++) { + struct stmmac_channel *ch = &priv->channel[queue]; - napi_disable(&rx_q->napi); + napi_disable(&ch->napi); } } @@ -164,12 +166,14 @@ static void stmmac_disable_all_queues(struct stmmac_priv *priv) static void stmmac_enable_all_queues(struct stmmac_priv *priv) { u32 rx_queues_cnt = priv->plat->rx_queues_to_use; + u32 tx_queues_cnt = priv->plat->tx_queues_to_use; + u32 maxq = max(rx_queues_cnt, tx_queues_cnt); u32 queue; - for (queue = 0; queue < rx_queues_cnt; queue++) { - struct stmmac_rx_queue *rx_q = &priv->rx_queue[queue]; + for (queue = 0; queue < maxq; queue++) { + struct stmmac_channel *ch = &priv->channel[queue]; - napi_enable(&rx_q->napi); + napi_enable(&ch->napi); } } @@ -1843,18 +1847,18 @@ static void stmmac_dma_operation_mode(struct stmmac_priv *priv) * @queue: TX queue index * Description: it reclaims the transmit resources after transmission completes. */ -static void stmmac_tx_clean(struct stmmac_priv *priv, u32 queue) +static int stmmac_tx_clean(struct stmmac_priv *priv, int budget, u32 queue) { struct stmmac_tx_queue *tx_q = &priv->tx_queue[queue]; unsigned int bytes_compl = 0, pkts_compl = 0; - unsigned int entry; + unsigned int entry, count = 0; - netif_tx_lock(priv->dev); + __netif_tx_lock_bh(netdev_get_tx_queue(priv->dev, queue)); priv->xstats.tx_clean++; entry = tx_q->dirty_tx; - while (entry != tx_q->cur_tx) { + while ((entry != tx_q->cur_tx) && (count < budget)) { struct sk_buff *skb = tx_q->tx_skbuff[entry]; struct dma_desc *p; int status; @@ -1870,6 +1874,8 @@ static void stmmac_tx_clean(struct stmmac_priv *priv, u32 queue) if (unlikely(status & tx_dma_own)) break; + count++; + /* Make sure descriptor fields are read after reading * the own bit. */ @@ -1937,7 +1943,10 @@ static void stmmac_tx_clean(struct stmmac_priv *priv, u32 queue) stmmac_enable_eee_mode(priv); mod_timer(&priv->eee_ctrl_timer, STMMAC_LPI_T(eee_timer)); } - netif_tx_unlock(priv->dev); + + __netif_tx_unlock_bh(netdev_get_tx_queue(priv->dev, queue)); + + return count; } /** @@ -2020,6 +2029,33 @@ static bool stmmac_safety_feat_interrupt(struct stmmac_priv *priv) return false; } +static int stmmac_napi_check(struct stmmac_priv *priv, u32 chan) +{ + int status = stmmac_dma_interrupt_status(priv, priv->ioaddr, + &priv->xstats, chan); + struct stmmac_channel *ch = &priv->channel[chan]; + bool needs_work = false; + + if ((status & handle_rx) && ch->has_rx) { + needs_work = true; + } else { + status &= ~handle_rx; + } + + if ((status & handle_tx) && ch->has_tx) { + needs_work = true; + } else { + status &= ~handle_tx; + } + + if (needs_work && napi_schedule_prep(&ch->napi)) { + stmmac_disable_dma_irq(priv, priv->ioaddr, chan); + __napi_schedule(&ch->napi); + } + + return status; +} + /** * stmmac_dma_interrupt - DMA ISR * @priv: driver private structure @@ -2034,57 +2070,14 @@ static void stmmac_dma_interrupt(struct stmmac_priv *priv) u32 channels_to_check = tx_channel_count > rx_channel_count ? tx_channel_count : rx_channel_count; u32 chan; - bool poll_scheduled = false; int status[max_t(u32, MTL_MAX_TX_QUEUES, MTL_MAX_RX_QUEUES)]; /* Make sure we never check beyond our status buffer. */ if (WARN_ON_ONCE(channels_to_check > ARRAY_SIZE(status))) channels_to_check = ARRAY_SIZE(status); - /* Each DMA channel can be used for rx and tx simultaneously, yet - * napi_struct is embedded in struct stmmac_rx_queue rather than in a - * stmmac_channel struct. - * Because of this, stmmac_poll currently checks (and possibly wakes) - * all tx queues rather than just a single tx queue. - */ for (chan = 0; chan < channels_to_check; chan++) - status[chan] = stmmac_dma_interrupt_status(priv, priv->ioaddr, - &priv->xstats, chan); - - for (chan = 0; chan < rx_channel_count; chan++) { - if (likely(status[chan] & handle_rx)) { - struct stmmac_rx_queue *rx_q = &priv->rx_queue[chan]; - - if (likely(napi_schedule_prep(&rx_q->napi))) { - stmmac_disable_dma_irq(priv, priv->ioaddr, chan); - __napi_schedule(&rx_q->napi); - poll_scheduled = true; - } - } - } - - /* If we scheduled poll, we already know that tx queues will be checked. - * If we didn't schedule poll, see if any DMA channel (used by tx) has a - * completed transmission, if so, call stmmac_poll (once). - */ - if (!poll_scheduled) { - for (chan = 0; chan < tx_channel_count; chan++) { - if (status[chan] & handle_tx) { - /* It doesn't matter what rx queue we choose - * here. We use 0 since it always exists. - */ - struct stmmac_rx_queue *rx_q = - &priv->rx_queue[0]; - - if (likely(napi_schedule_prep(&rx_q->napi))) { - stmmac_disable_dma_irq(priv, - priv->ioaddr, chan); - __napi_schedule(&rx_q->napi); - } - break; - } - } - } + status[chan] = stmmac_napi_check(priv, chan); for (chan = 0; chan < tx_channel_count; chan++) { if (unlikely(status[chan] & tx_hard_error_bump_tc)) { @@ -2220,8 +2213,7 @@ static int stmmac_init_dma_engine(struct stmmac_priv *priv) stmmac_init_tx_chan(priv, priv->ioaddr, priv->plat->dma_cfg, tx_q->dma_tx_phy, chan); - tx_q->tx_tail_addr = tx_q->dma_tx_phy + - (DMA_TX_SIZE * sizeof(struct dma_desc)); + tx_q->tx_tail_addr = tx_q->dma_tx_phy; stmmac_set_tx_tail_ptr(priv, priv->ioaddr, tx_q->tx_tail_addr, chan); } @@ -2233,6 +2225,13 @@ static int stmmac_init_dma_engine(struct stmmac_priv *priv) return ret; } +static void stmmac_tx_timer_arm(struct stmmac_priv *priv, u32 queue) +{ + struct stmmac_tx_queue *tx_q = &priv->tx_queue[queue]; + + mod_timer(&tx_q->txtimer, STMMAC_COAL_TIMER(priv->tx_coal_timer)); +} + /** * stmmac_tx_timer - mitigation sw timer for tx. * @data: data pointer @@ -2241,13 +2240,14 @@ static int stmmac_init_dma_engine(struct stmmac_priv *priv) */ static void stmmac_tx_timer(struct timer_list *t) { - struct stmmac_priv *priv = from_timer(priv, t, txtimer); - u32 tx_queues_count = priv->plat->tx_queues_to_use; - u32 queue; + struct stmmac_tx_queue *tx_q = from_timer(tx_q, t, txtimer); + struct stmmac_priv *priv = tx_q->priv_data; + struct stmmac_channel *ch; + + ch = &priv->channel[tx_q->queue_index]; - /* let's scan all the tx queues */ - for (queue = 0; queue < tx_queues_count; queue++) - stmmac_tx_clean(priv, queue); + if (likely(napi_schedule_prep(&ch->napi))) + __napi_schedule(&ch->napi); } /** @@ -2260,11 +2260,17 @@ static void stmmac_tx_timer(struct timer_list *t) */ static void stmmac_init_tx_coalesce(struct stmmac_priv *priv) { + u32 tx_channel_count = priv->plat->tx_queues_to_use; + u32 chan; + priv->tx_coal_frames = STMMAC_TX_FRAMES; priv->tx_coal_timer = STMMAC_COAL_TX_TIMER; - timer_setup(&priv->txtimer, stmmac_tx_timer, 0); - priv->txtimer.expires = STMMAC_COAL_TIMER(priv->tx_coal_timer); - add_timer(&priv->txtimer); + + for (chan = 0; chan < tx_channel_count; chan++) { + struct stmmac_tx_queue *tx_q = &priv->tx_queue[chan]; + + timer_setup(&tx_q->txtimer, stmmac_tx_timer, 0); + } } static void stmmac_set_rings_length(struct stmmac_priv *priv) @@ -2592,6 +2598,7 @@ static void stmmac_hw_teardown(struct net_device *dev) static int stmmac_open(struct net_device *dev) { struct stmmac_priv *priv = netdev_priv(dev); + u32 chan; int ret; stmmac_check_ether_addr(priv); @@ -2688,7 +2695,9 @@ irq_error: if (dev->phydev) phy_stop(dev->phydev); - del_timer_sync(&priv->txtimer); + for (chan = 0; chan < priv->plat->tx_queues_to_use; chan++) + del_timer_sync(&priv->tx_queue[chan].txtimer); + stmmac_hw_teardown(dev); init_error: free_dma_desc_resources(priv); @@ -2708,6 +2717,7 @@ dma_desc_error: static int stmmac_release(struct net_device *dev) { struct stmmac_priv *priv = netdev_priv(dev); + u32 chan; if (priv->eee_enabled) del_timer_sync(&priv->eee_ctrl_timer); @@ -2722,7 +2732,8 @@ static int stmmac_release(struct net_device *dev) stmmac_disable_all_queues(priv); - del_timer_sync(&priv->txtimer); + for (chan = 0; chan < priv->plat->tx_queues_to_use; chan++) + del_timer_sync(&priv->tx_queue[chan].txtimer); /* Free the IRQ lines */ free_irq(dev->irq, dev); @@ -2936,14 +2947,13 @@ static netdev_tx_t stmmac_tso_xmit(struct sk_buff *skb, struct net_device *dev) priv->xstats.tx_tso_nfrags += nfrags; /* Manage tx mitigation */ - priv->tx_count_frames += nfrags + 1; - if (likely(priv->tx_coal_frames > priv->tx_count_frames)) { - mod_timer(&priv->txtimer, - STMMAC_COAL_TIMER(priv->tx_coal_timer)); - } else { - priv->tx_count_frames = 0; + tx_q->tx_count_frames += nfrags + 1; + if (priv->tx_coal_frames <= tx_q->tx_count_frames) { stmmac_set_tx_ic(priv, desc); priv->xstats.tx_set_ic_bit++; + tx_q->tx_count_frames = 0; + } else { + stmmac_tx_timer_arm(priv, queue); } skb_tx_timestamp(skb); @@ -2992,6 +3002,7 @@ static netdev_tx_t stmmac_tso_xmit(struct sk_buff *skb, struct net_device *dev) netdev_tx_sent_queue(netdev_get_tx_queue(dev, queue), skb->len); + tx_q->tx_tail_addr = tx_q->dma_tx_phy + (tx_q->cur_tx * sizeof(*desc)); stmmac_set_tx_tail_ptr(priv, priv->ioaddr, tx_q->tx_tail_addr, queue); return NETDEV_TX_OK; @@ -3146,14 +3157,13 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev) * This approach takes care about the fragments: desc is the first * element in case of no SG. */ - priv->tx_count_frames += nfrags + 1; - if (likely(priv->tx_coal_frames > priv->tx_count_frames)) { - mod_timer(&priv->txtimer, - STMMAC_COAL_TIMER(priv->tx_coal_timer)); - } else { - priv->tx_count_frames = 0; + tx_q->tx_count_frames += nfrags + 1; + if (priv->tx_coal_frames <= tx_q->tx_count_frames) { stmmac_set_tx_ic(priv, desc); priv->xstats.tx_set_ic_bit++; + tx_q->tx_count_frames = 0; + } else { + stmmac_tx_timer_arm(priv, queue); } skb_tx_timestamp(skb); @@ -3199,6 +3209,8 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev) netdev_tx_sent_queue(netdev_get_tx_queue(dev, queue), skb->len); stmmac_enable_dma_transmission(priv, priv->ioaddr); + + tx_q->tx_tail_addr = tx_q->dma_tx_phy + (tx_q->cur_tx * sizeof(*desc)); stmmac_set_tx_tail_ptr(priv, priv->ioaddr, tx_q->tx_tail_addr, queue); return NETDEV_TX_OK; @@ -3319,6 +3331,7 @@ static inline void stmmac_rx_refill(struct stmmac_priv *priv, u32 queue) static int stmmac_rx(struct stmmac_priv *priv, int limit, u32 queue) { struct stmmac_rx_queue *rx_q = &priv->rx_queue[queue]; + struct stmmac_channel *ch = &priv->channel[queue]; unsigned int entry = rx_q->cur_rx; int coe = priv->hw->rx_csum; unsigned int next_entry; @@ -3491,7 +3504,7 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit, u32 queue) else skb->ip_summed = CHECKSUM_UNNECESSARY; - napi_gro_receive(&rx_q->napi, skb); + napi_gro_receive(&ch->napi, skb); priv->dev->stats.rx_packets++; priv->dev->stats.rx_bytes += frame_len; @@ -3514,27 +3527,33 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit, u32 queue) * Description : * To look at the incoming frames and clear the tx resources. */ -static int stmmac_poll(struct napi_struct *napi, int budget) +static int stmmac_napi_poll(struct napi_struct *napi, int budget) { - struct stmmac_rx_queue *rx_q = - container_of(napi, struct stmmac_rx_queue, napi); - struct stmmac_priv *priv = rx_q->priv_data; - u32 tx_count = priv->plat->tx_queues_to_use; - u32 chan = rx_q->queue_index; - int work_done = 0; - u32 queue; + struct stmmac_channel *ch = + container_of(napi, struct stmmac_channel, napi); + struct stmmac_priv *priv = ch->priv_data; + int work_done = 0, work_rem = budget; + u32 chan = ch->index; priv->xstats.napi_poll++; - /* check all the queues */ - for (queue = 0; queue < tx_count; queue++) - stmmac_tx_clean(priv, queue); + if (ch->has_tx) { + int done = stmmac_tx_clean(priv, work_rem, chan); - work_done = stmmac_rx(priv, budget, rx_q->queue_index); - if (work_done < budget) { - napi_complete_done(napi, work_done); - stmmac_enable_dma_irq(priv, priv->ioaddr, chan); + work_done += done; + work_rem -= done; + } + + if (ch->has_rx) { + int done = stmmac_rx(priv, work_rem, chan); + + work_done += done; + work_rem -= done; } + + if (work_done < budget && napi_complete_done(napi, work_done)) + stmmac_enable_dma_irq(priv, priv->ioaddr, chan); + return work_done; } @@ -4198,8 +4217,8 @@ int stmmac_dvr_probe(struct device *device, { struct net_device *ndev = NULL; struct stmmac_priv *priv; + u32 queue, maxq; int ret = 0; - u32 queue; ndev = alloc_etherdev_mqs(sizeof(struct stmmac_priv), MTL_MAX_TX_QUEUES, @@ -4322,11 +4341,22 @@ int stmmac_dvr_probe(struct device *device, "Enable RX Mitigation via HW Watchdog Timer\n"); } - for (queue = 0; queue < priv->plat->rx_queues_to_use; queue++) { - struct stmmac_rx_queue *rx_q = &priv->rx_queue[queue]; + /* Setup channels NAPI */ + maxq = max(priv->plat->rx_queues_to_use, priv->plat->tx_queues_to_use); - netif_napi_add(ndev, &rx_q->napi, stmmac_poll, - (8 * priv->plat->rx_queues_to_use)); + for (queue = 0; queue < maxq; queue++) { + struct stmmac_channel *ch = &priv->channel[queue]; + + ch->priv_data = priv; + ch->index = queue; + + if (queue < priv->plat->rx_queues_to_use) + ch->has_rx = true; + if (queue < priv->plat->tx_queues_to_use) + ch->has_tx = true; + + netif_napi_add(ndev, &ch->napi, stmmac_napi_poll, + NAPI_POLL_WEIGHT); } mutex_init(&priv->lock); @@ -4372,10 +4402,10 @@ error_netdev_register: priv->hw->pcs != STMMAC_PCS_RTBI) stmmac_mdio_unregister(ndev); error_mdio_register: - for (queue = 0; queue < priv->plat->rx_queues_to_use; queue++) { - struct stmmac_rx_queue *rx_q = &priv->rx_queue[queue]; + for (queue = 0; queue < maxq; queue++) { + struct stmmac_channel *ch = &priv->channel[queue]; - netif_napi_del(&rx_q->napi); + netif_napi_del(&ch->napi); } error_hw_init: destroy_workqueue(priv->wq); diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c index 3609c7b696c7..2b800ce1d5bf 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c @@ -67,7 +67,7 @@ static int dwmac1000_validate_mcast_bins(int mcast_bins) * Description: * This function validates the number of Unicast address entries supported * by a particular Synopsys 10/100/1000 controller. The Synopsys controller - * supports 1, 32, 64, or 128 Unicast filter entries for it's Unicast filter + * supports 1..32, 64, or 128 Unicast filter entries for it's Unicast filter * logic. This function validates a valid, supported configuration is * selected, and defaults to 1 Unicast address if an unsupported * configuration is selected. @@ -77,8 +77,7 @@ static int dwmac1000_validate_ucast_entries(int ucast_entries) int x = ucast_entries; switch (x) { - case 1: - case 32: + case 1 ... 32: case 64: case 128: break; diff --git a/drivers/net/ethernet/ti/Kconfig b/drivers/net/ethernet/ti/Kconfig index 9263d638bd6d..f932923f7d56 100644 --- a/drivers/net/ethernet/ti/Kconfig +++ b/drivers/net/ethernet/ti/Kconfig @@ -41,6 +41,7 @@ config TI_DAVINCI_MDIO config TI_DAVINCI_CPDMA tristate "TI DaVinci CPDMA Support" depends on ARCH_DAVINCI || ARCH_OMAP2PLUS || COMPILE_TEST + select GENERIC_ALLOCATOR ---help--- This driver supports TI's DaVinci CPDMA dma engine. diff --git a/drivers/net/ethernet/wiznet/w5100.c b/drivers/net/ethernet/wiznet/w5100.c index 2bdfb39215e9..d8ba512f166a 100644 --- a/drivers/net/ethernet/wiznet/w5100.c +++ b/drivers/net/ethernet/wiznet/w5100.c @@ -835,7 +835,7 @@ static void w5100_tx_work(struct work_struct *work) w5100_tx_skb(priv->ndev, skb); } -static int w5100_start_tx(struct sk_buff *skb, struct net_device *ndev) +static netdev_tx_t w5100_start_tx(struct sk_buff *skb, struct net_device *ndev) { struct w5100_priv *priv = netdev_priv(ndev); diff --git a/drivers/net/ethernet/wiznet/w5300.c b/drivers/net/ethernet/wiznet/w5300.c index 56ae573001e8..80fdbff67d82 100644 --- a/drivers/net/ethernet/wiznet/w5300.c +++ b/drivers/net/ethernet/wiznet/w5300.c @@ -365,7 +365,7 @@ static void w5300_tx_timeout(struct net_device *ndev) netif_wake_queue(ndev); } -static int w5300_start_tx(struct sk_buff *skb, struct net_device *ndev) +static netdev_tx_t w5300_start_tx(struct sk_buff *skb, struct net_device *ndev) { struct w5300_priv *priv = netdev_priv(ndev); |