diff options
| -rw-r--r-- | drivers/net/netxen/netxen_nic.h | 42 | ||||
| -rw-r--r-- | drivers/net/netxen/netxen_nic_ctx.c | 49 | ||||
| -rw-r--r-- | drivers/net/netxen/netxen_nic_hw.c | 37 | ||||
| -rw-r--r-- | drivers/net/netxen/netxen_nic_init.c | 48 | ||||
| -rw-r--r-- | drivers/net/netxen/netxen_nic_main.c | 52 |
5 files changed, 108 insertions, 120 deletions
diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h index 1165f53ea2ca..2aa658db103f 100644 --- a/drivers/net/netxen/netxen_nic.h +++ b/drivers/net/netxen/netxen_nic.h @@ -74,10 +74,10 @@ (sizeof(struct netxen_rx_buffer) * rds_ring->num_desc) #define STATUS_DESC_RINGSIZE(sds_ring) \ (sizeof(struct status_desc) * (sds_ring)->num_desc) -#define TX_BUFF_RINGSIZE(adapter) \ - (sizeof(struct netxen_cmd_buffer) * adapter->num_txd) -#define TX_DESC_RINGSIZE(adapter) \ - (sizeof(struct cmd_desc_type0) * adapter->num_txd) +#define TX_BUFF_RINGSIZE(tx_ring) \ + (sizeof(struct netxen_cmd_buffer) * tx_ring->num_desc) +#define TX_DESC_RINGSIZE(tx_ring) \ + (sizeof(struct cmd_desc_type0) * tx_ring->num_desc) #define find_diff_among(a,b,range) ((a)<(b)?((b)-(a)):((b)+(range)-(a))) @@ -639,7 +639,7 @@ extern char netxen_nic_driver_name[]; */ struct netxen_skb_frag { u64 dma; - ulong length; + u64 length; }; #define _netxen_set_bits(config_word, start, bits, val) {\ @@ -704,9 +704,6 @@ struct netxen_hardware_context { u8 linkup; u16 port_type; u16 board_type; - /* Address of cmd ring in Phantom */ - struct cmd_desc_type0 *cmd_desc_head; - dma_addr_t cmd_desc_phys_addr; }; #define MINIMUM_ETHERNET_FRAME_SIZE 64 /* With FCS */ @@ -752,14 +749,25 @@ struct nx_host_sds_ring { struct napi_struct napi; struct list_head free_list[NUM_RCV_DESC_RINGS]; - u16 clean_tx; - u16 post_rxd; int irq; dma_addr_t phys_addr; char name[IFNAMSIZ+4]; }; +struct nx_host_tx_ring { + u32 producer; + __le32 *hw_consumer; + u32 sw_consumer; + u32 crb_cmd_producer; + u32 crb_cmd_consumer; + u32 num_desc; + + struct netxen_cmd_buffer *cmd_buf_arr; + struct cmd_desc_type0 *desc_head; + dma_addr_t phys_addr; +}; + /* * Receive context. There is one such structure per instance of the * receive processing. Any state information that is relevant to @@ -1152,11 +1160,6 @@ struct netxen_adapter { rwlock_t adapter_lock; spinlock_t tx_clean_lock; - u32 cmd_producer; - u32 last_cmd_consumer; - u32 crb_addr_cmd_producer; - u32 crb_addr_cmd_consumer; - __le32 *cmd_consumer; u32 num_txd; u32 num_rxd; @@ -1191,13 +1194,8 @@ struct netxen_adapter { struct netxen_adapter_stats stats; - struct netxen_cmd_buffer *cmd_buf_arr; /* Command buffers for xmit */ - - /* - * Receive instances. These can be either one per port, - * or one per peg, etc. - */ struct netxen_recv_context recv_ctx; + struct nx_host_tx_ring tx_ring; /* Context interface shared between card and host */ struct netxen_ring_ctx *ctx_desc; @@ -1409,7 +1407,7 @@ int netxen_nic_set_mac(struct net_device *netdev, void *p); struct net_device_stats *netxen_nic_get_stats(struct net_device *netdev); void netxen_nic_update_cmd_producer(struct netxen_adapter *adapter, - uint32_t crb_producer); + struct nx_host_tx_ring *tx_ring, uint32_t crb_producer); /* * NetXen Board information diff --git a/drivers/net/netxen/netxen_nic_ctx.c b/drivers/net/netxen/netxen_nic_ctx.c index 73f6debacf9c..794335188a26 100644 --- a/drivers/net/netxen/netxen_nic_ctx.c +++ b/drivers/net/netxen/netxen_nic_ctx.c @@ -328,6 +328,7 @@ nx_fw_cmd_create_tx_ctx(struct netxen_adapter *adapter) int err = 0; u64 offset, phys_addr; dma_addr_t rq_phys_addr, rsp_phys_addr; + struct nx_host_tx_ring *tx_ring = &adapter->tx_ring; rq_size = SIZEOF_HOSTRQ_TX(nx_hostrq_tx_ctx_t); rq_addr = pci_alloc_consistent(adapter->pdev, @@ -367,10 +368,8 @@ nx_fw_cmd_create_tx_ctx(struct netxen_adapter *adapter) prq_cds = &prq->cds_ring; - prq_cds->host_phys_addr = - cpu_to_le64(adapter->ahw.cmd_desc_phys_addr); - - prq_cds->ring_size = cpu_to_le32(adapter->num_txd); + prq_cds->host_phys_addr = cpu_to_le64(tx_ring->phys_addr); + prq_cds->ring_size = cpu_to_le32(tx_ring->num_desc); phys_addr = rq_phys_addr; err = netxen_issue_cmd(adapter, @@ -383,8 +382,7 @@ nx_fw_cmd_create_tx_ctx(struct netxen_adapter *adapter) if (err == NX_RCODE_SUCCESS) { temp = le32_to_cpu(prsp->cds_ring.host_producer_crb); - adapter->crb_addr_cmd_producer = - NETXEN_NIC_REG(temp - 0x200); + tx_ring->crb_cmd_producer = NETXEN_NIC_REG(temp - 0x200); #if 0 adapter->tx_state = le32_to_cpu(prsp->host_ctx_state); @@ -497,13 +495,13 @@ netxen_init_old_ctx(struct netxen_adapter *adapter) struct netxen_recv_context *recv_ctx; struct nx_host_rds_ring *rds_ring; struct nx_host_sds_ring *sds_ring; + struct nx_host_tx_ring *tx_ring; int ring; int func_id = adapter->portnum; - adapter->ctx_desc->cmd_ring_addr = - cpu_to_le64(adapter->ahw.cmd_desc_phys_addr); - adapter->ctx_desc->cmd_ring_size = - cpu_to_le32(adapter->num_txd); + tx_ring = &adapter->tx_ring; + adapter->ctx_desc->cmd_ring_addr = cpu_to_le64(tx_ring->phys_addr); + adapter->ctx_desc->cmd_ring_size = cpu_to_le32(tx_ring->num_desc); recv_ctx = &adapter->recv_ctx; @@ -535,25 +533,17 @@ static uint32_t sw_int_mask[4] = { int netxen_alloc_hw_resources(struct netxen_adapter *adapter) { - struct netxen_hardware_context *hw = &adapter->ahw; - u32 state = 0; void *addr; int err = 0; int ring; struct netxen_recv_context *recv_ctx; struct nx_host_rds_ring *rds_ring; struct nx_host_sds_ring *sds_ring; + struct nx_host_tx_ring *tx_ring = &adapter->tx_ring; struct pci_dev *pdev = adapter->pdev; struct net_device *netdev = adapter->netdev; - err = netxen_receive_peg_ready(adapter); - if (err) { - printk(KERN_ERR "Rcv Peg initialization not complete:%x.\n", - state); - return err; - } - addr = pci_alloc_consistent(pdev, sizeof(struct netxen_ring_ctx) + sizeof(uint32_t), &adapter->ctx_desc_phys_addr); @@ -568,13 +558,12 @@ int netxen_alloc_hw_resources(struct netxen_adapter *adapter) adapter->ctx_desc->cmd_consumer_offset = cpu_to_le64(adapter->ctx_desc_phys_addr + sizeof(struct netxen_ring_ctx)); - adapter->cmd_consumer = + tx_ring->hw_consumer = (__le32 *)(((char *)addr) + sizeof(struct netxen_ring_ctx)); /* cmd desc ring */ - addr = pci_alloc_consistent(pdev, - TX_DESC_RINGSIZE(adapter), - &hw->cmd_desc_phys_addr); + addr = pci_alloc_consistent(pdev, TX_DESC_RINGSIZE(tx_ring), + &tx_ring->phys_addr); if (addr == NULL) { dev_err(&pdev->dev, "%s: failed to allocate tx desc ring\n", @@ -582,7 +571,7 @@ int netxen_alloc_hw_resources(struct netxen_adapter *adapter) return -ENOMEM; } - hw->cmd_desc_head = (struct cmd_desc_type0 *)addr; + tx_ring->desc_head = (struct cmd_desc_type0 *)addr; recv_ctx = &adapter->recv_ctx; @@ -658,6 +647,7 @@ void netxen_free_hw_resources(struct netxen_adapter *adapter) struct netxen_recv_context *recv_ctx; struct nx_host_rds_ring *rds_ring; struct nx_host_sds_ring *sds_ring; + struct nx_host_tx_ring *tx_ring; int ring; if (adapter->fw_major >= 4) { @@ -674,13 +664,12 @@ void netxen_free_hw_resources(struct netxen_adapter *adapter) adapter->ctx_desc = NULL; } - if (adapter->ahw.cmd_desc_head != NULL) { + tx_ring = &adapter->tx_ring; + if (tx_ring->desc_head != NULL) { pci_free_consistent(adapter->pdev, - sizeof(struct cmd_desc_type0) * - adapter->num_txd, - adapter->ahw.cmd_desc_head, - adapter->ahw.cmd_desc_phys_addr); - adapter->ahw.cmd_desc_head = NULL; + TX_DESC_RINGSIZE(tx_ring), + tx_ring->desc_head, tx_ring->phys_addr); + tx_ring->desc_head = NULL; } recv_ctx = &adapter->recv_ctx; diff --git a/drivers/net/netxen/netxen_nic_hw.c b/drivers/net/netxen/netxen_nic_hw.c index 67d63eecc9cb..8416962cc9ac 100644 --- a/drivers/net/netxen/netxen_nic_hw.c +++ b/drivers/net/netxen/netxen_nic_hw.c @@ -501,45 +501,44 @@ static int nx_p3_nic_add_mac(struct netxen_adapter *adapter, static int netxen_send_cmd_descs(struct netxen_adapter *adapter, - struct cmd_desc_type0 *cmd_desc_arr, int nr_elements) + struct cmd_desc_type0 *cmd_desc_arr, int nr_desc) { - uint32_t i, producer; + u32 i, producer, consumer; struct netxen_cmd_buffer *pbuf; struct cmd_desc_type0 *cmd_desc; - - if (nr_elements > MAX_PENDING_DESC_BLOCK_SIZE || nr_elements == 0) { - printk(KERN_WARNING "%s: Too many command descriptors in a " - "request\n", __func__); - return -EINVAL; - } + struct nx_host_tx_ring *tx_ring; i = 0; + tx_ring = &adapter->tx_ring; netif_tx_lock_bh(adapter->netdev); - producer = adapter->cmd_producer; + producer = tx_ring->producer; + consumer = tx_ring->sw_consumer; + + if (nr_desc > find_diff_among(producer, consumer, tx_ring->num_desc)) { + netif_tx_unlock_bh(adapter->netdev); + return -EBUSY; + } + do { cmd_desc = &cmd_desc_arr[i]; - pbuf = &adapter->cmd_buf_arr[producer]; + pbuf = &tx_ring->cmd_buf_arr[producer]; pbuf->skb = NULL; pbuf->frag_count = 0; - /* adapter->ahw.cmd_desc_head[producer] = *cmd_desc; */ - memcpy(&adapter->ahw.cmd_desc_head[producer], + memcpy(&tx_ring->desc_head[producer], &cmd_desc_arr[i], sizeof(struct cmd_desc_type0)); - producer = get_next_index(producer, - adapter->num_txd); + producer = get_next_index(producer, tx_ring->num_desc); i++; - } while (i != nr_elements); - - adapter->cmd_producer = producer; + } while (i != nr_desc); - /* write producer index to start the xmit */ + tx_ring->producer = producer; - netxen_nic_update_cmd_producer(adapter, adapter->cmd_producer); + netxen_nic_update_cmd_producer(adapter, tx_ring, producer); netif_tx_unlock_bh(adapter->netdev); diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c index 0759c35f16ac..8e45dcc27c7f 100644 --- a/drivers/net/netxen/netxen_nic_init.c +++ b/drivers/net/netxen/netxen_nic_init.c @@ -173,9 +173,10 @@ void netxen_release_tx_buffers(struct netxen_adapter *adapter) struct netxen_cmd_buffer *cmd_buf; struct netxen_skb_frag *buffrag; int i, j; + struct nx_host_tx_ring *tx_ring = &adapter->tx_ring; - cmd_buf = adapter->cmd_buf_arr; - for (i = 0; i < adapter->num_txd; i++) { + cmd_buf = tx_ring->cmd_buf_arr; + for (i = 0; i < tx_ring->num_desc; i++) { buffrag = cmd_buf->frag_array; if (buffrag->dma) { pci_unmap_single(adapter->pdev, buffrag->dma, @@ -203,6 +204,7 @@ void netxen_free_sw_resources(struct netxen_adapter *adapter) { struct netxen_recv_context *recv_ctx; struct nx_host_rds_ring *rds_ring; + struct nx_host_tx_ring *tx_ring; int ring; recv_ctx = &adapter->recv_ctx; @@ -214,8 +216,9 @@ void netxen_free_sw_resources(struct netxen_adapter *adapter) } } - if (adapter->cmd_buf_arr) - vfree(adapter->cmd_buf_arr); + tx_ring = &adapter->tx_ring; + if (tx_ring->cmd_buf_arr) + vfree(tx_ring->cmd_buf_arr); return; } @@ -224,21 +227,24 @@ int netxen_alloc_sw_resources(struct netxen_adapter *adapter) struct netxen_recv_context *recv_ctx; struct nx_host_rds_ring *rds_ring; struct nx_host_sds_ring *sds_ring; + struct nx_host_tx_ring *tx_ring = &adapter->tx_ring; struct netxen_rx_buffer *rx_buf; int ring, i, num_rx_bufs; struct netxen_cmd_buffer *cmd_buf_arr; struct net_device *netdev = adapter->netdev; + struct pci_dev *pdev = adapter->pdev; + tx_ring->num_desc = adapter->num_txd; cmd_buf_arr = - (struct netxen_cmd_buffer *)vmalloc(TX_BUFF_RINGSIZE(adapter)); + (struct netxen_cmd_buffer *)vmalloc(TX_BUFF_RINGSIZE(tx_ring)); if (cmd_buf_arr == NULL) { - printk(KERN_ERR "%s: Failed to allocate cmd buffer ring\n", + dev_err(&pdev->dev, "%s: failed to allocate cmd buffer ring\n", netdev->name); return -ENOMEM; } - memset(cmd_buf_arr, 0, TX_BUFF_RINGSIZE(adapter)); - adapter->cmd_buf_arr = cmd_buf_arr; + memset(cmd_buf_arr, 0, TX_BUFF_RINGSIZE(tx_ring)); + tx_ring->cmd_buf_arr = cmd_buf_arr; recv_ctx = &adapter->recv_ctx; for (ring = 0; ring < adapter->max_rds_rings; ring++) { @@ -307,8 +313,6 @@ int netxen_alloc_sw_resources(struct netxen_adapter *adapter) for (ring = 0; ring < adapter->max_sds_rings; ring++) { sds_ring = &recv_ctx->sds_rings[ring]; sds_ring->irq = adapter->msix_entries[ring].vector; - sds_ring->clean_tx = (ring == 0); - sds_ring->post_rxd = (ring == 0); sds_ring->adapter = adapter; sds_ring->num_desc = adapter->num_rxd; @@ -990,23 +994,24 @@ netxen_process_rcv_ring(struct nx_host_sds_ring *sds_ring, int max) /* Process Command status ring */ int netxen_process_cmd_ring(struct netxen_adapter *adapter) { - u32 last_consumer, consumer; + u32 sw_consumer, hw_consumer; int count = 0, i; struct netxen_cmd_buffer *buffer; struct pci_dev *pdev = adapter->pdev; struct net_device *netdev = adapter->netdev; struct netxen_skb_frag *frag; int done = 0; + struct nx_host_tx_ring *tx_ring = &adapter->tx_ring; if (!spin_trylock(&adapter->tx_clean_lock)) return 1; - last_consumer = adapter->last_cmd_consumer; - barrier(); /* cmd_consumer can change underneath */ - consumer = le32_to_cpu(*(adapter->cmd_consumer)); + sw_consumer = tx_ring->sw_consumer; + barrier(); /* hw_consumer can change underneath */ + hw_consumer = le32_to_cpu(*(tx_ring->hw_consumer)); - while (last_consumer != consumer) { - buffer = &adapter->cmd_buf_arr[last_consumer]; + while (sw_consumer != hw_consumer) { + buffer = &tx_ring->cmd_buf_arr[sw_consumer]; if (buffer->skb) { frag = &buffer->frag_array[0]; pci_unmap_single(pdev, frag->dma, frag->length, @@ -1024,14 +1029,13 @@ int netxen_process_cmd_ring(struct netxen_adapter *adapter) buffer->skb = NULL; } - last_consumer = get_next_index(last_consumer, - adapter->num_txd); + sw_consumer = get_next_index(sw_consumer, tx_ring->num_desc); if (++count >= MAX_STATUS_HANDLE) break; } if (count) { - adapter->last_cmd_consumer = last_consumer; + tx_ring->sw_consumer = sw_consumer; smp_mb(); if (netif_queue_stopped(netdev) && netif_running(netdev)) { netif_tx_lock(netdev); @@ -1053,9 +1057,9 @@ int netxen_process_cmd_ring(struct netxen_adapter *adapter) * There is still a possible race condition and the host could miss an * interrupt. The card has to take care of this. */ - barrier(); /* cmd_consumer can change underneath */ - consumer = le32_to_cpu(*(adapter->cmd_consumer)); - done = (last_consumer == consumer); + barrier(); /* hw_consumer can change underneath */ + hw_consumer = le32_to_cpu(*(tx_ring->hw_consumer)); + done = (sw_consumer == hw_consumer); spin_unlock(&adapter->tx_clean_lock); return (done); diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c index 853dee8057d9..22b2d491c782 100644 --- a/drivers/net/netxen/netxen_nic_main.c +++ b/drivers/net/netxen/netxen_nic_main.c @@ -107,10 +107,10 @@ static uint32_t crb_cmd_producer[4] = { void netxen_nic_update_cmd_producer(struct netxen_adapter *adapter, - uint32_t crb_producer) + struct nx_host_tx_ring *tx_ring, u32 producer) { adapter->pci_write_normalize(adapter, - adapter->crb_addr_cmd_producer, crb_producer); + tx_ring->crb_cmd_producer, producer); } static uint32_t crb_cmd_consumer[4] = { @@ -120,10 +120,10 @@ static uint32_t crb_cmd_consumer[4] = { static inline void netxen_nic_update_cmd_consumer(struct netxen_adapter *adapter, - u32 crb_consumer) + struct nx_host_tx_ring *tx_ring, u32 consumer) { adapter->pci_write_normalize(adapter, - adapter->crb_addr_cmd_consumer, crb_consumer); + tx_ring->crb_cmd_consumer, consumer); } static uint32_t msi_tgt_status[8] = { @@ -814,6 +814,7 @@ netxen_nic_attach(struct netxen_adapter *adapter) struct pci_dev *pdev = adapter->pdev; int err, ring; struct nx_host_rds_ring *rds_ring; + struct nx_host_tx_ring *tx_ring; err = netxen_init_firmware(adapter); if (err != 0) { @@ -843,13 +844,12 @@ netxen_nic_attach(struct netxen_adapter *adapter) } if (adapter->fw_major < 4) { - adapter->crb_addr_cmd_producer = - crb_cmd_producer[adapter->portnum]; - adapter->crb_addr_cmd_consumer = - crb_cmd_consumer[adapter->portnum]; + tx_ring = &adapter->tx_ring; + tx_ring->crb_cmd_producer = crb_cmd_producer[adapter->portnum]; + tx_ring->crb_cmd_consumer = crb_cmd_consumer[adapter->portnum]; - netxen_nic_update_cmd_producer(adapter, 0); - netxen_nic_update_cmd_consumer(adapter, 0); + netxen_nic_update_cmd_producer(adapter, tx_ring, 0); + netxen_nic_update_cmd_consumer(adapter, tx_ring, 0); } for (ring = 0; ring < adapter->max_rds_rings; ring++) { @@ -1304,7 +1304,7 @@ static int netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev) { struct netxen_adapter *adapter = netdev_priv(netdev); - struct netxen_hardware_context *hw = &adapter->ahw; + struct nx_host_tx_ring *tx_ring = &adapter->tx_ring; unsigned int first_seg_len = skb->len - skb->data_len; struct netxen_cmd_buffer *pbuf; struct netxen_skb_frag *buffrag; @@ -1315,28 +1315,26 @@ netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev) u32 producer, consumer; int frag_count, no_of_desc; - u32 num_txd = adapter->num_txd; + u32 num_txd = tx_ring->num_desc; bool is_tso = false; frag_count = skb_shinfo(skb)->nr_frags + 1; - /* There 4 fragments per descriptor */ + /* 4 fragments per cmd des */ no_of_desc = (frag_count + 3) >> 2; - producer = adapter->cmd_producer; + producer = tx_ring->producer; smp_mb(); - consumer = adapter->last_cmd_consumer; + consumer = tx_ring->sw_consumer; if ((no_of_desc+2) > find_diff_among(producer, consumer, num_txd)) { netif_stop_queue(netdev); smp_mb(); return NETDEV_TX_BUSY; } - /* Copy the descriptors into the hardware */ - hwdesc = &hw->cmd_desc_head[producer]; + hwdesc = &tx_ring->desc_head[producer]; netxen_clear_cmddesc((u64 *)hwdesc); - /* Take skb->data itself */ - pbuf = &adapter->cmd_buf_arr[producer]; + pbuf = &tx_ring->cmd_buf_arr[producer]; is_tso = netxen_tso_check(netdev, hwdesc, skb); @@ -1365,9 +1363,9 @@ netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev) if ((i & 0x3) == 0) { k = 0; producer = get_next_index(producer, num_txd); - hwdesc = &hw->cmd_desc_head[producer]; + hwdesc = &tx_ring->desc_head[producer]; netxen_clear_cmddesc((u64 *)hwdesc); - pbuf = &adapter->cmd_buf_arr[producer]; + pbuf = &tx_ring->cmd_buf_arr[producer]; pbuf->skb = NULL; } frag = &skb_shinfo(skb)->frags[i - 1]; @@ -1419,8 +1417,8 @@ netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev) more_hdr = 0; } /* copy the MAC/IP/TCP headers to the cmd descriptor list */ - hwdesc = &hw->cmd_desc_head[producer]; - pbuf = &adapter->cmd_buf_arr[producer]; + hwdesc = &tx_ring->desc_head[producer]; + pbuf = &tx_ring->cmd_buf_arr[producer]; pbuf->skb = NULL; /* copy the first 64 bytes */ @@ -1429,8 +1427,8 @@ netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev) producer = get_next_index(producer, num_txd); if (more_hdr) { - hwdesc = &hw->cmd_desc_head[producer]; - pbuf = &adapter->cmd_buf_arr[producer]; + hwdesc = &tx_ring->desc_head[producer]; + pbuf = &tx_ring->cmd_buf_arr[producer]; pbuf->skb = NULL; /* copy the next 64 bytes - should be enough except * for pathological case @@ -1443,10 +1441,10 @@ netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev) } } - adapter->cmd_producer = producer; + tx_ring->producer = producer; adapter->stats.txbytes += skb->len; - netxen_nic_update_cmd_producer(adapter, adapter->cmd_producer); + netxen_nic_update_cmd_producer(adapter, tx_ring, producer); adapter->stats.xmitcalled++; netdev->trans_start = jiffies; |