diff options
Diffstat (limited to 'drivers/net')
29 files changed, 481 insertions, 149 deletions
diff --git a/drivers/net/appletalk/cops.c b/drivers/net/appletalk/cops.c index caf04284711a..bb49f6e40a19 100644 --- a/drivers/net/appletalk/cops.c +++ b/drivers/net/appletalk/cops.c @@ -155,6 +155,7 @@ static int cops_irqlist[] = { }; static struct timer_list cops_timer; +static struct net_device *cops_timer_dev; /* use 0 for production, 1 for verification, 2 for debug, 3 for verbose debug */ #ifndef COPS_DEBUG @@ -187,7 +188,7 @@ static void cops_load (struct net_device *dev); static int cops_nodeid (struct net_device *dev, int nodeid); static irqreturn_t cops_interrupt (int irq, void *dev_id); -static void cops_poll (unsigned long ltdev); +static void cops_poll(struct timer_list *t); static void cops_timeout(struct net_device *dev); static void cops_rx (struct net_device *dev); static netdev_tx_t cops_send_packet (struct sk_buff *skb, @@ -424,7 +425,8 @@ static int cops_open(struct net_device *dev) */ if(lp->board==TANGENT) /* Poll 20 times per second */ { - setup_timer(&cops_timer, cops_poll, (unsigned long)dev); + cops_timer_dev = dev; + timer_setup(&cops_timer, cops_poll, 0); cops_timer.expires = jiffies + HZ/20; add_timer(&cops_timer); } @@ -671,12 +673,11 @@ static int cops_nodeid (struct net_device *dev, int nodeid) * Poll the Tangent type cards to see if we have work. */ -static void cops_poll(unsigned long ltdev) +static void cops_poll(struct timer_list *unused) { int ioaddr, status; int boguscount = 0; - - struct net_device *dev = (struct net_device *)ltdev; + struct net_device *dev = cops_timer_dev; del_timer(&cops_timer); diff --git a/drivers/net/ethernet/8390/axnet_cs.c b/drivers/net/ethernet/8390/axnet_cs.c index 3da1fc539ef9..7bddb8efb6d5 100644 --- a/drivers/net/ethernet/8390/axnet_cs.c +++ b/drivers/net/ethernet/8390/axnet_cs.c @@ -85,7 +85,7 @@ static struct net_device_stats *get_stats(struct net_device *dev); static void set_multicast_list(struct net_device *dev); static void axnet_tx_timeout(struct net_device *dev); static irqreturn_t ei_irq_wrapper(int irq, void *dev_id); -static void ei_watchdog(u_long arg); +static void ei_watchdog(struct timer_list *t); static void axnet_reset_8390(struct net_device *dev); static int mdio_read(unsigned int addr, int phy_id, int loc); @@ -483,7 +483,7 @@ static int axnet_open(struct net_device *dev) link->open++; info->link_status = 0x00; - setup_timer(&info->watchdog, ei_watchdog, (u_long)dev); + timer_setup(&info->watchdog, ei_watchdog, 0); mod_timer(&info->watchdog, jiffies + HZ); return ax_open(dev); @@ -547,10 +547,10 @@ static irqreturn_t ei_irq_wrapper(int irq, void *dev_id) return ax_interrupt(irq, dev_id); } -static void ei_watchdog(u_long arg) +static void ei_watchdog(struct timer_list *t) { - struct net_device *dev = (struct net_device *)(arg); - struct axnet_dev *info = PRIV(dev); + struct axnet_dev *info = from_timer(info, t, watchdog); + struct net_device *dev = info->p_dev->priv; unsigned int nic_base = dev->base_addr; unsigned int mii_addr = nic_base + AXNET_MII_EEP; u_short link; diff --git a/drivers/net/ethernet/8390/pcnet_cs.c b/drivers/net/ethernet/8390/pcnet_cs.c index bd0a2a14b649..eae9827035dc 100644 --- a/drivers/net/ethernet/8390/pcnet_cs.c +++ b/drivers/net/ethernet/8390/pcnet_cs.c @@ -99,7 +99,7 @@ static int pcnet_open(struct net_device *dev); static int pcnet_close(struct net_device *dev); static int ei_ioctl(struct net_device *dev, struct ifreq *rq, int cmd); static irqreturn_t ei_irq_wrapper(int irq, void *dev_id); -static void ei_watchdog(u_long arg); +static void ei_watchdog(struct timer_list *t); static void pcnet_reset_8390(struct net_device *dev); static int set_config(struct net_device *dev, struct ifmap *map); static int setup_shmem_window(struct pcmcia_device *link, int start_pg, @@ -917,7 +917,7 @@ static int pcnet_open(struct net_device *dev) info->phy_id = info->eth_phy; info->link_status = 0x00; - setup_timer(&info->watchdog, ei_watchdog, (u_long)dev); + timer_setup(&info->watchdog, ei_watchdog, 0); mod_timer(&info->watchdog, jiffies + HZ); return ei_open(dev); @@ -1006,10 +1006,10 @@ static irqreturn_t ei_irq_wrapper(int irq, void *dev_id) return ret; } -static void ei_watchdog(u_long arg) +static void ei_watchdog(struct timer_list *t) { - struct net_device *dev = (struct net_device *)arg; - struct pcnet_dev *info = PRIV(dev); + struct pcnet_dev *info = from_timer(info, t, watchdog); + struct net_device *dev = info->p_dev->priv; unsigned int nic_base = dev->base_addr; unsigned int mii_addr = nic_base + DLINK_GPIO; u_short link; diff --git a/drivers/net/ethernet/amd/a2065.c b/drivers/net/ethernet/amd/a2065.c index 998d30e050a6..212fe72a190b 100644 --- a/drivers/net/ethernet/amd/a2065.c +++ b/drivers/net/ethernet/amd/a2065.c @@ -123,6 +123,7 @@ struct lance_private { int burst_sizes; /* ledma SBus burst sizes */ #endif struct timer_list multicast_timer; + struct net_device *dev; }; #define LANCE_ADDR(x) ((int)(x) & ~0xff000000) @@ -638,6 +639,13 @@ static void lance_set_multicast(struct net_device *dev) netif_wake_queue(dev); } +static void lance_set_multicast_retry(struct timer_list *t) +{ + struct lance_private *lp = from_timer(lp, t, multicast_timer); + + lance_set_multicast(lp->dev); +} + static int a2065_init_one(struct zorro_dev *z, const struct zorro_device_id *ent); static void a2065_remove_one(struct zorro_dev *z); @@ -728,14 +736,13 @@ static int a2065_init_one(struct zorro_dev *z, priv->lance_log_tx_bufs = LANCE_LOG_TX_BUFFERS; priv->rx_ring_mod_mask = RX_RING_MOD_MASK; priv->tx_ring_mod_mask = TX_RING_MOD_MASK; + priv->dev = dev; dev->netdev_ops = &lance_netdev_ops; dev->watchdog_timeo = 5*HZ; dev->dma = 0; - setup_timer(&priv->multicast_timer, - (void(*)(unsigned long))lance_set_multicast, - (unsigned long)dev); + timer_setup(&priv->multicast_timer, lance_set_multicast_retry, 0); err = register_netdev(dev); if (err) { diff --git a/drivers/net/ethernet/amd/am79c961a.c b/drivers/net/ethernet/amd/am79c961a.c index 0612dbee00d2..01d132c02ff9 100644 --- a/drivers/net/ethernet/amd/am79c961a.c +++ b/drivers/net/ethernet/amd/am79c961a.c @@ -302,10 +302,10 @@ am79c961_init_for_open(struct net_device *dev) write_rreg (dev->base_addr, CSR0, CSR0_IENA|CSR0_STRT); } -static void am79c961_timer(unsigned long data) +static void am79c961_timer(struct timer_list *t) { - struct net_device *dev = (struct net_device *)data; - struct dev_priv *priv = netdev_priv(dev); + struct dev_priv *priv = from_timer(priv, t, timer); + struct net_device *dev = priv->dev; unsigned int lnkstat, carrier; unsigned long flags; @@ -728,7 +728,8 @@ static int am79c961_probe(struct platform_device *pdev) am79c961_banner(); spin_lock_init(&priv->chip_lock); - setup_timer(&priv->timer, am79c961_timer, (unsigned long)dev); + priv->dev = dev; + timer_setup(&priv->timer, am79c961_timer, 0); if (am79c961_hw_init(dev)) goto release; diff --git a/drivers/net/ethernet/amd/am79c961a.h b/drivers/net/ethernet/amd/am79c961a.h index 9f384b79507b..fc5088c70731 100644 --- a/drivers/net/ethernet/amd/am79c961a.h +++ b/drivers/net/ethernet/amd/am79c961a.h @@ -140,6 +140,7 @@ struct dev_priv { unsigned long txhdr; spinlock_t chip_lock; struct timer_list timer; + struct net_device *dev; }; #endif diff --git a/drivers/net/ethernet/amd/declance.c b/drivers/net/ethernet/amd/declance.c index 9bdf81c2cd00..116997a8b593 100644 --- a/drivers/net/ethernet/amd/declance.c +++ b/drivers/net/ethernet/amd/declance.c @@ -260,6 +260,7 @@ struct lance_private { unsigned short busmaster_regval; struct timer_list multicast_timer; + struct net_device *dev; /* Pointers to the ring buffers as seen from the CPU */ char *rx_buf_ptr_cpu[RX_RING_SIZE]; @@ -1000,9 +1001,10 @@ static void lance_set_multicast(struct net_device *dev) netif_wake_queue(dev); } -static void lance_set_multicast_retry(unsigned long _opaque) +static void lance_set_multicast_retry(struct timer_list *t) { - struct net_device *dev = (struct net_device *) _opaque; + struct lance_private *lp = from_timer(lp, t, multicast_timer); + struct net_device *dev = lp->dev; lance_set_multicast(dev); } @@ -1246,8 +1248,8 @@ static int dec_lance_probe(struct device *bdev, const int type) * can occur from interrupts (ex. IPv6). So we * use a timer to try again later when necessary. -DaveM */ - setup_timer(&lp->multicast_timer, lance_set_multicast_retry, - (unsigned long)dev); + lp->dev = dev; + timer_setup(&lp->multicast_timer, lance_set_multicast_retry, 0); ret = register_netdev(dev); diff --git a/drivers/net/ethernet/amd/pcnet32.c b/drivers/net/ethernet/amd/pcnet32.c index e46153654016..a561705f232c 100644 --- a/drivers/net/ethernet/amd/pcnet32.c +++ b/drivers/net/ethernet/amd/pcnet32.c @@ -321,7 +321,7 @@ static struct net_device_stats *pcnet32_get_stats(struct net_device *); static void pcnet32_load_multicast(struct net_device *dev); static void pcnet32_set_multicast_list(struct net_device *); static int pcnet32_ioctl(struct net_device *, struct ifreq *, int); -static void pcnet32_watchdog(struct net_device *); +static void pcnet32_watchdog(struct timer_list *); static int mdio_read(struct net_device *dev, int phy_id, int reg_num); static void mdio_write(struct net_device *dev, int phy_id, int reg_num, int val); @@ -1970,8 +1970,7 @@ pcnet32_probe1(unsigned long ioaddr, int shared, struct pci_dev *pdev) lp->options |= PCNET32_PORT_MII; } - setup_timer(&lp->watchdog_timer, (void *)&pcnet32_watchdog, - (unsigned long)dev); + timer_setup(&lp->watchdog_timer, pcnet32_watchdog, 0); /* The PCNET32-specific entries in the device structure. */ dev->netdev_ops = &pcnet32_netdev_ops; @@ -2901,9 +2900,10 @@ static void pcnet32_check_media(struct net_device *dev, int verbose) * Could possibly be changed to use mii_check_media instead. */ -static void pcnet32_watchdog(struct net_device *dev) +static void pcnet32_watchdog(struct timer_list *t) { - struct pcnet32_private *lp = netdev_priv(dev); + struct pcnet32_private *lp = from_timer(lp, t, watchdog_timer); + struct net_device *dev = lp->dev; unsigned long flags; /* Print the link status if it has changed */ diff --git a/drivers/net/ethernet/amd/sunlance.c b/drivers/net/ethernet/amd/sunlance.c index 0183ffb9d3ba..cdd7a611479b 100644 --- a/drivers/net/ethernet/amd/sunlance.c +++ b/drivers/net/ethernet/amd/sunlance.c @@ -1248,9 +1248,10 @@ static void lance_set_multicast(struct net_device *dev) netif_wake_queue(dev); } -static void lance_set_multicast_retry(unsigned long _opaque) +static void lance_set_multicast_retry(struct timer_list *t) { - struct net_device *dev = (struct net_device *) _opaque; + struct lance_private *lp = from_timer(lp, t, multicast_timer); + struct net_device *dev = lp->dev; lance_set_multicast(dev); } @@ -1459,8 +1460,7 @@ no_link_test: * can occur from interrupts (ex. IPv6). So we * use a timer to try again later when necessary. -DaveM */ - setup_timer(&lp->multicast_timer, lance_set_multicast_retry, - (unsigned long)dev); + timer_setup(&lp->multicast_timer, lance_set_multicast_retry, 0); if (register_netdev(dev)) { printk(KERN_ERR "SunLance: Cannot register device.\n"); diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c index 608693d11bd7..3d53153ce751 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c @@ -642,9 +642,9 @@ static irqreturn_t xgbe_dma_isr(int irq, void *data) return IRQ_HANDLED; } -static void xgbe_tx_timer(unsigned long data) +static void xgbe_tx_timer(struct timer_list *t) { - struct xgbe_channel *channel = (struct xgbe_channel *)data; + struct xgbe_channel *channel = from_timer(channel, t, tx_timer); struct xgbe_prv_data *pdata = channel->pdata; struct napi_struct *napi; @@ -680,9 +680,9 @@ static void xgbe_service(struct work_struct *work) pdata->phy_if.phy_status(pdata); } -static void xgbe_service_timer(unsigned long data) +static void xgbe_service_timer(struct timer_list *t) { - struct xgbe_prv_data *pdata = (struct xgbe_prv_data *)data; + struct xgbe_prv_data *pdata = from_timer(pdata, t, service_timer); queue_work(pdata->dev_workqueue, &pdata->service_work); @@ -694,16 +694,14 @@ static void xgbe_init_timers(struct xgbe_prv_data *pdata) struct xgbe_channel *channel; unsigned int i; - setup_timer(&pdata->service_timer, xgbe_service_timer, - (unsigned long)pdata); + timer_setup(&pdata->service_timer, xgbe_service_timer, 0); for (i = 0; i < pdata->channel_count; i++) { channel = pdata->channel[i]; if (!channel->tx_ring) break; - setup_timer(&channel->tx_timer, xgbe_tx_timer, - (unsigned long)channel); + timer_setup(&channel->tx_timer, xgbe_tx_timer, 0); } } diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c index 798d13964274..d5031f436f83 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c @@ -904,6 +904,7 @@ static int bnxt_tc_resolve_tunnel_hdrs(struct bnxt *bp, struct bnxt_tc_l2_key *l2_info, struct net_device *real_dst_dev) { +#ifdef CONFIG_INET struct flowi4 flow = { {0} }; struct net_device *dst_dev; struct neighbour *nbr; @@ -925,6 +926,7 @@ static int bnxt_tc_resolve_tunnel_hdrs(struct bnxt *bp, */ dst_dev = rt->dst.dev; if (is_vlan_dev(dst_dev)) { +#if IS_ENABLED(CONFIG_VLAN_8021Q) struct vlan_dev_priv *vlan = vlan_dev_priv(dst_dev); if (vlan->real_dev != real_dst_dev) { @@ -938,6 +940,7 @@ static int bnxt_tc_resolve_tunnel_hdrs(struct bnxt *bp, l2_info->inner_vlan_tci = htons(vlan->vlan_id); l2_info->inner_vlan_tpid = vlan->vlan_proto; l2_info->num_vlans = 1; +#endif } else if (dst_dev != real_dst_dev) { netdev_info(bp->dev, "dst_dev(%s) for %pI4b is not PF-if(%s)", @@ -966,6 +969,9 @@ static int bnxt_tc_resolve_tunnel_hdrs(struct bnxt *bp, put_rt: ip_rt_put(rt); return rc; +#else + return -EOPNOTSUPP; +#endif } static int bnxt_tc_get_decap_handle(struct bnxt *bp, struct bnxt_tc_flow *flow, diff --git a/drivers/net/ethernet/cavium/liquidio/lio_vf_main.c b/drivers/net/ethernet/cavium/liquidio/lio_vf_main.c index 00c19306ecee..fd70a4844e2d 100644 --- a/drivers/net/ethernet/cavium/liquidio/lio_vf_main.c +++ b/drivers/net/ethernet/cavium/liquidio/lio_vf_main.c @@ -1288,6 +1288,9 @@ static int liquidio_stop(struct net_device *netdev) struct octeon_device *oct = lio->oct_dev; struct napi_struct *napi, *n; + /* tell Octeon to stop forwarding packets to host */ + send_rx_ctrl_cmd(lio, 0); + if (oct->props[lio->ifidx].napi_enabled) { list_for_each_entry_safe(napi, n, &netdev->napi_list, dev_list) napi_disable(napi); @@ -1305,9 +1308,6 @@ static int liquidio_stop(struct net_device *netdev) netif_carrier_off(netdev); lio->link_changes++; - /* tell Octeon to stop forwarding packets to host */ - send_rx_ctrl_cmd(lio, 0); - ifstate_reset(lio, LIO_IFSTATE_RUNNING); txqs_stop(netdev); diff --git a/drivers/net/ethernet/chelsio/cxgb3/sge.c b/drivers/net/ethernet/chelsio/cxgb3/sge.c index e2d342647b19..e988caa797cb 100644 --- a/drivers/net/ethernet/chelsio/cxgb3/sge.c +++ b/drivers/net/ethernet/chelsio/cxgb3/sge.c @@ -455,6 +455,11 @@ static int alloc_pg_chunk(struct adapter *adapter, struct sge_fl *q, q->pg_chunk.offset = 0; mapping = pci_map_page(adapter->pdev, q->pg_chunk.page, 0, q->alloc_size, PCI_DMA_FROMDEVICE); + if (unlikely(pci_dma_mapping_error(adapter->pdev, mapping))) { + __free_pages(q->pg_chunk.page, order); + q->pg_chunk.page = NULL; + return -EIO; + } q->pg_chunk.mapping = mapping; } sd->pg_chunk = q->pg_chunk; @@ -949,40 +954,78 @@ static inline unsigned int calc_tx_descs(const struct sk_buff *skb) return flits_to_desc(flits); } +/* map_skb - map a packet main body and its page fragments + * @pdev: the PCI device + * @skb: the packet + * @addr: placeholder to save the mapped addresses + * + * map the main body of an sk_buff and its page fragments, if any. + */ +static int map_skb(struct pci_dev *pdev, const struct sk_buff *skb, + dma_addr_t *addr) +{ + const skb_frag_t *fp, *end; + const struct skb_shared_info *si; + + if (skb_headlen(skb)) { + *addr = pci_map_single(pdev, skb->data, skb_headlen(skb), + PCI_DMA_TODEVICE); + if (pci_dma_mapping_error(pdev, *addr)) + goto out_err; + addr++; + } + + si = skb_shinfo(skb); + end = &si->frags[si->nr_frags]; + + for (fp = si->frags; fp < end; fp++) { + *addr = skb_frag_dma_map(&pdev->dev, fp, 0, skb_frag_size(fp), + DMA_TO_DEVICE); + if (pci_dma_mapping_error(pdev, *addr)) + goto unwind; + addr++; + } + return 0; + +unwind: + while (fp-- > si->frags) + dma_unmap_page(&pdev->dev, *--addr, skb_frag_size(fp), + DMA_TO_DEVICE); + + pci_unmap_single(pdev, addr[-1], skb_headlen(skb), PCI_DMA_TODEVICE); +out_err: + return -ENOMEM; +} + /** - * make_sgl - populate a scatter/gather list for a packet + * write_sgl - populate a scatter/gather list for a packet * @skb: the packet * @sgp: the SGL to populate * @start: start address of skb main body data to include in the SGL * @len: length of skb main body data to include in the SGL - * @pdev: the PCI device + * @addr: the list of the mapped addresses * - * Generates a scatter/gather list for the buffers that make up a packet + * Copies the scatter/gather list for the buffers that make up a packet * and returns the SGL size in 8-byte words. The caller must size the SGL * appropriately. */ -static inline unsigned int make_sgl(const struct sk_buff *skb, - struct sg_ent *sgp, unsigned char *start, - unsigned int len, struct pci_dev *pdev) +static inline unsigned int write_sgl(const struct sk_buff *skb, + struct sg_ent *sgp, unsigned char *start, + unsigned int len, const dma_addr_t *addr) { - dma_addr_t mapping; - unsigned int i, j = 0, nfrags; + unsigned int i, j = 0, k = 0, nfrags; if (len) { - mapping = pci_map_single(pdev, start, len, PCI_DMA_TODEVICE); sgp->len[0] = cpu_to_be32(len); - sgp->addr[0] = cpu_to_be64(mapping); - j = 1; + sgp->addr[j++] = cpu_to_be64(addr[k++]); } nfrags = skb_shinfo(skb)->nr_frags; for (i = 0; i < nfrags; i++) { const skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; - mapping = skb_frag_dma_map(&pdev->dev, frag, 0, skb_frag_size(frag), - DMA_TO_DEVICE); sgp->len[j] = cpu_to_be32(skb_frag_size(frag)); - sgp->addr[j] = cpu_to_be64(mapping); + sgp->addr[j] = cpu_to_be64(addr[k++]); j ^= 1; if (j == 0) ++sgp; @@ -1138,7 +1181,7 @@ static void write_tx_pkt_wr(struct adapter *adap, struct sk_buff *skb, const struct port_info *pi, unsigned int pidx, unsigned int gen, struct sge_txq *q, unsigned int ndesc, - unsigned int compl) + unsigned int compl, const dma_addr_t *addr) { unsigned int flits, sgl_flits, cntrl, tso_info; struct sg_ent *sgp, sgl[MAX_SKB_FRAGS / 2 + 1]; @@ -1196,7 +1239,7 @@ static void write_tx_pkt_wr(struct adapter *adap, struct sk_buff *skb, } sgp = ndesc == 1 ? (struct sg_ent *)&d->flit[flits] : sgl; - sgl_flits = make_sgl(skb, sgp, skb->data, skb_headlen(skb), adap->pdev); + sgl_flits = write_sgl(skb, sgp, skb->data, skb_headlen(skb), addr); write_wr_hdr_sgl(ndesc, skb, d, pidx, q, sgl, flits, sgl_flits, gen, htonl(V_WR_OP(FW_WROPCODE_TUNNEL_TX_PKT) | compl), @@ -1227,6 +1270,7 @@ netdev_tx_t t3_eth_xmit(struct sk_buff *skb, struct net_device *dev) struct netdev_queue *txq; struct sge_qset *qs; struct sge_txq *q; + dma_addr_t addr[MAX_SKB_FRAGS + 1]; /* * The chip min packet length is 9 octets but play safe and reject @@ -1255,6 +1299,14 @@ netdev_tx_t t3_eth_xmit(struct sk_buff *skb, struct net_device *dev) return NETDEV_TX_BUSY; } + /* Check if ethernet packet can't be sent as immediate data */ + if (skb->len > (WR_LEN - sizeof(struct cpl_tx_pkt))) { + if (unlikely(map_skb(adap->pdev, skb, addr) < 0)) { + dev_kfree_skb(skb); + return NETDEV_TX_OK; + } + } + q->in_use += ndesc; if (unlikely(credits - ndesc < q->stop_thres)) { t3_stop_tx_queue(txq, qs, q); @@ -1312,7 +1364,7 @@ netdev_tx_t t3_eth_xmit(struct sk_buff *skb, struct net_device *dev) if (likely(!skb_shared(skb))) skb_orphan(skb); - write_tx_pkt_wr(adap, skb, pi, pidx, gen, q, ndesc, compl); + write_tx_pkt_wr(adap, skb, pi, pidx, gen, q, ndesc, compl, addr); check_ring_tx_db(adap, q); return NETDEV_TX_OK; } @@ -1577,7 +1629,8 @@ static void setup_deferred_unmapping(struct sk_buff *skb, struct pci_dev *pdev, */ static void write_ofld_wr(struct adapter *adap, struct sk_buff *skb, struct sge_txq *q, unsigned int pidx, - unsigned int gen, unsigned int ndesc) + unsigned int gen, unsigned int ndesc, + const dma_addr_t *addr) { unsigned int sgl_flits, flits; struct work_request_hdr *from; @@ -1598,10 +1651,9 @@ static void write_ofld_wr(struct adapter *adap, struct sk_buff *skb, flits = skb_transport_offset(skb) / 8; sgp = ndesc == 1 ? (struct sg_ent *)&d->flit[flits] : sgl; - sgl_flits = make_sgl(skb, sgp, skb_transport_header(skb), - skb_tail_pointer(skb) - - skb_transport_header(skb), - adap->pdev); + sgl_flits = write_sgl(skb, sgp, skb_transport_header(skb), + skb_tail_pointer(skb) - skb_transport_header(skb), + addr); if (need_skb_unmap()) { setup_deferred_unmapping(skb, adap->pdev, sgp, sgl_flits); skb->destructor = deferred_unmap_destructor; @@ -1659,6 +1711,12 @@ again: reclaim_completed_tx(adap, q, TX_RECLAIM_CHUNK); goto again; } + if (!immediate(skb) && + map_skb(adap->pdev, skb, (dma_addr_t *)skb->head)) { + spin_unlock(&q->lock); + return NET_XMIT_SUCCESS; + } + gen = q->gen; q->in_use += ndesc; pidx = q->pidx; @@ -1669,7 +1727,7 @@ again: reclaim_completed_tx(adap, q, TX_RECLAIM_CHUNK); } spin_unlock(&q->lock); - write_ofld_wr(adap, skb, q, pidx, gen, ndesc); + write_ofld_wr(adap, skb, q, pidx, gen, ndesc, (dma_addr_t *)skb->head); check_ring_tx_db(adap, q); return NET_XMIT_SUCCESS; } @@ -1687,6 +1745,7 @@ static void restart_offloadq(unsigned long data) struct sge_txq *q = &qs->txq[TXQ_OFLD]; const struct port_info *pi = netdev_priv(qs->netdev); struct adapter *adap = pi->adapter; + unsigned int written = 0; spin_lock(&q->lock); again: reclaim_completed_tx(adap, q, TX_RECLAIM_CHUNK); @@ -1706,10 +1765,15 @@ again: reclaim_completed_tx(adap, q, TX_RECLAIM_CHUNK); break; } + if (!immediate(skb) && + map_skb(adap->pdev, skb, (dma_addr_t *)skb->head)) + break; + gen = q->gen; q->in_use += ndesc; pidx = q->pidx; q->pidx += ndesc; + written += ndesc; if (q->pidx >= q->size) { q->pidx -= q->size; q->gen ^= 1; @@ -1717,7 +1781,8 @@ again: reclaim_completed_tx(adap, q, TX_RECLAIM_CHUNK); __skb_unlink(skb, &q->sendq); spin_unlock(&q->lock); - write_ofld_wr(adap, skb, q, pidx, gen, ndesc); + write_ofld_wr(adap, skb, q, pidx, gen, ndesc, + (dma_addr_t *)skb->head); spin_lock(&q->lock); } spin_unlock(&q->lock); @@ -1727,8 +1792,9 @@ again: reclaim_completed_tx(adap, q, TX_RECLAIM_CHUNK); set_bit(TXQ_LAST_PKT_DB, &q->flags); #endif wmb(); - t3_write_reg(adap, A_SG_KDOORBELL, - F_SELEGRCNTX | V_EGRCNTX(q->cntxt_id)); + if (likely(written)) + t3_write_reg(adap, A_SG_KDOORBELL, + F_SELEGRCNTX | V_EGRCNTX(q->cntxt_id)); } /** @@ -2853,9 +2919,9 @@ void t3_sge_err_intr_handler(struct adapter *adapter) * bother cleaning them up here. * */ -static void sge_timer_tx(unsigned long data) +static void sge_timer_tx(struct timer_list *t) { - struct sge_qset *qs = (struct sge_qset *)data; + struct sge_qset *qs = from_timer(qs, t, tx_reclaim_timer); struct port_info *pi = netdev_priv(qs->netdev); struct adapter *adap = pi->adapter; unsigned int tbd[SGE_TXQ_PER_SET] = {0, 0}; @@ -2893,10 +2959,10 @@ static void sge_timer_tx(unsigned long data) * starved. * */ -static void sge_timer_rx(unsigned long data) +static void sge_timer_rx(struct timer_list *t) { spinlock_t *lock; - struct sge_qset *qs = (struct sge_qset *)data; + struct sge_qset *qs = from_timer(qs, t, rx_reclaim_timer); struct port_info *pi = netdev_priv(qs->netdev); struct adapter *adap = pi->adapter; u32 status; @@ -2976,8 +3042,8 @@ int t3_sge_alloc_qset(struct adapter *adapter, unsigned int id, int nports, struct sge_qset *q = &adapter->sge.qs[id]; init_qset_cntxt(q, id); - setup_timer(&q->tx_reclaim_timer, sge_timer_tx, (unsigned long)q); - setup_timer(&q->rx_reclaim_timer, sge_timer_rx, (unsigned long)q); + timer_setup(&q->tx_reclaim_timer, sge_timer_tx, 0); + timer_setup(&q->rx_reclaim_timer, sge_timer_rx, 0); q->fl[0].desc = alloc_ring(adapter->pdev, p->fl_size, sizeof(struct rx_desc), diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_flower.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_flower.c index 9b6aabe4f963..614db014ef18 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_flower.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_tc_flower.c @@ -741,9 +741,9 @@ err: return ret; } -static void ch_flower_stats_cb(unsigned long data) +static void ch_flower_stats_cb(struct timer_list *t) { - struct adapter *adap = (struct adapter *)data; + struct adapter *adap = from_timer(adap, t, flower_stats_timer); struct ch_tc_flower_entry *flower_entry; struct ch_tc_flower_stats *ofld_stats; unsigned int i; @@ -815,8 +815,7 @@ err: void cxgb4_init_tc_flower(struct adapter *adap) { hash_init(adap->flower_anymatch_tbl); - setup_timer(&adap->flower_stats_timer, ch_flower_stats_cb, - (unsigned long)adap); + timer_setup(&adap->flower_stats_timer, ch_flower_stats_cb, 0); mod_timer(&adap->flower_stats_timer, jiffies + STATS_CHECK_PERIOD); } diff --git a/drivers/net/ethernet/chelsio/cxgb4/sge.c b/drivers/net/ethernet/chelsio/cxgb4/sge.c index 4ef68f69b58c..486b01fe23bd 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/sge.c +++ b/drivers/net/ethernet/chelsio/cxgb4/sge.c @@ -2583,11 +2583,11 @@ irq_handler_t t4_intr_handler(struct adapter *adap) return t4_intr_intx; } -static void sge_rx_timer_cb(unsigned long data) +static void sge_rx_timer_cb(struct timer_list *t) { unsigned long m; unsigned int i; - struct adapter *adap = (struct adapter *)data; + struct adapter *adap = from_timer(adap, t, sge.rx_timer); struct sge *s = &adap->sge; for (i = 0; i < BITS_TO_LONGS(s->egr_sz); i++) @@ -2620,11 +2620,11 @@ done: mod_timer(&s->rx_timer, jiffies + RX_QCHECK_PERIOD); } -static void sge_tx_timer_cb(unsigned long data) +static void sge_tx_timer_cb(struct timer_list *t) { unsigned long m; unsigned int i, budget; - struct adapter *adap = (struct adapter *)data; + struct adapter *adap = from_timer(adap, t, sge.tx_timer); struct sge *s = &adap->sge; for (i = 0; i < BITS_TO_LONGS(s->egr_sz); i++) @@ -3458,8 +3458,8 @@ int t4_sge_init(struct adapter *adap) /* Set up timers used for recuring callbacks to process RX and TX * administrative tasks. */ - setup_timer(&s->rx_timer, sge_rx_timer_cb, (unsigned long)adap); - setup_timer(&s->tx_timer, sge_tx_timer_cb, (unsigned long)adap); + timer_setup(&s->rx_timer, sge_rx_timer_cb, 0); + timer_setup(&s->tx_timer, sge_tx_timer_cb, 0); spin_lock_init(&s->intrq_lock); diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/sge.c b/drivers/net/ethernet/chelsio/cxgb4vf/sge.c index 05498e7f2840..14d7e673c656 100644 --- a/drivers/net/ethernet/chelsio/cxgb4vf/sge.c +++ b/drivers/net/ethernet/chelsio/cxgb4vf/sge.c @@ -2058,9 +2058,9 @@ irq_handler_t t4vf_intr_handler(struct adapter *adapter) * when out of memory a queue can become empty. We schedule NAPI to do * the actual refill. */ -static void sge_rx_timer_cb(unsigned long data) +static void sge_rx_timer_cb(struct timer_list *t) { - struct adapter *adapter = (struct adapter *)data; + struct adapter *adapter = from_timer(adapter, t, sge.rx_timer); struct sge *s = &adapter->sge; unsigned int i; @@ -2117,9 +2117,9 @@ static void sge_rx_timer_cb(unsigned long data) * when no new packets are being submitted. This is essential for pktgen, * at least. */ -static void sge_tx_timer_cb(unsigned long data) +static void sge_tx_timer_cb(struct timer_list *t) { - struct adapter *adapter = (struct adapter *)data; + struct adapter *adapter = from_timer(adapter, t, sge.tx_timer); struct sge *s = &adapter->sge; unsigned int i, budget; @@ -2676,8 +2676,8 @@ int t4vf_sge_init(struct adapter *adapter) /* * Set up tasklet timers. */ - setup_timer(&s->rx_timer, sge_rx_timer_cb, (unsigned long)adapter); - setup_timer(&s->tx_timer, sge_tx_timer_cb, (unsigned long)adapter); + timer_setup(&s->rx_timer, sge_rx_timer_cb, 0); + timer_setup(&s->tx_timer, sge_tx_timer_cb, 0); /* * Initialize Forwarded Interrupt Queue lock. diff --git a/drivers/net/ethernet/dlink/sundance.c b/drivers/net/ethernet/dlink/sundance.c index 6ca9e981ad57..1a27176381fb 100644 --- a/drivers/net/ethernet/dlink/sundance.c +++ b/drivers/net/ethernet/dlink/sundance.c @@ -431,7 +431,7 @@ static void mdio_write(struct net_device *dev, int phy_id, int location, int val static int mdio_wait_link(struct net_device *dev, int wait); static int netdev_open(struct net_device *dev); static void check_duplex(struct net_device *dev); -static void netdev_timer(unsigned long data); +static void netdev_timer(struct timer_list *t); static void tx_timeout(struct net_device *dev); static void init_ring(struct net_device *dev); static netdev_tx_t start_tx(struct sk_buff *skb, struct net_device *dev); @@ -913,7 +913,7 @@ static int netdev_open(struct net_device *dev) ioread16(ioaddr + MACCtrl1), ioread16(ioaddr + MACCtrl0)); /* Set the timer to check for link beat. */ - setup_timer(&np->timer, netdev_timer, (unsigned long)dev); + timer_setup(&np->timer, netdev_timer, 0); np->timer.expires = jiffies + 3*HZ; add_timer(&np->timer); @@ -951,10 +951,10 @@ static void check_duplex(struct net_device *dev) } } -static void netdev_timer(unsigned long data) +static void netdev_timer(struct timer_list *t) { - struct net_device *dev = (struct net_device *)data; - struct netdev_private *np = netdev_priv(dev); + struct netdev_private *np = from_timer(np, t, timer); + struct net_device *dev = np->mii_if.dev; void __iomem *ioaddr = np->base; int next_tick = 10*HZ; diff --git a/drivers/net/ethernet/fealnx.c b/drivers/net/ethernet/fealnx.c index c8982313d850..23053919ebf5 100644 --- a/drivers/net/ethernet/fealnx.c +++ b/drivers/net/ethernet/fealnx.c @@ -426,8 +426,8 @@ static void mdio_write(struct net_device *dev, int phy_id, int location, int val static int netdev_open(struct net_device *dev); static void getlinktype(struct net_device *dev); static void getlinkstatus(struct net_device *dev); -static void netdev_timer(unsigned long data); -static void reset_timer(unsigned long data); +static void netdev_timer(struct timer_list *t); +static void reset_timer(struct timer_list *t); static void fealnx_tx_timeout(struct net_device *dev); static void init_ring(struct net_device *dev); static netdev_tx_t start_tx(struct sk_buff *skb, struct net_device *dev); @@ -909,13 +909,13 @@ static int netdev_open(struct net_device *dev) printk(KERN_DEBUG "%s: Done netdev_open().\n", dev->name); /* Set the timer to check for link beat. */ - setup_timer(&np->timer, netdev_timer, (unsigned long)dev); + timer_setup(&np->timer, netdev_timer, 0); np->timer.expires = RUN_AT(3 * HZ); /* timer handler */ add_timer(&np->timer); - setup_timer(&np->reset_timer, reset_timer, (unsigned long)dev); + timer_setup(&np->reset_timer, reset_timer, 0); np->reset_timer_armed = 0; return rc; } @@ -1078,10 +1078,10 @@ static void allocate_rx_buffers(struct net_device *dev) } -static void netdev_timer(unsigned long data) +static void netdev_timer(struct timer_list *t) { - struct net_device *dev = (struct net_device *) data; - struct netdev_private *np = netdev_priv(dev); + struct netdev_private *np = from_timer(np, t, timer); + struct net_device *dev = np->mii.dev; void __iomem *ioaddr = np->mem; int old_crvalue = np->crvalue; unsigned int old_linkok = np->linkok; @@ -1167,10 +1167,10 @@ static void enable_rxtx(struct net_device *dev) } -static void reset_timer(unsigned long data) +static void reset_timer(struct timer_list *t) { - struct net_device *dev = (struct net_device *) data; - struct netdev_private *np = netdev_priv(dev); + struct netdev_private *np = from_timer(np, t, reset_timer); + struct net_device *dev = np->mii.dev; unsigned long flags; printk(KERN_WARNING "%s: resetting tx and rx machinery\n", dev->name); diff --git a/drivers/net/ethernet/korina.c b/drivers/net/ethernet/korina.c index 7cecd9dbc111..ae195f8adff5 100644 --- a/drivers/net/ethernet/korina.c +++ b/drivers/net/ethernet/korina.c @@ -653,10 +653,10 @@ static void korina_check_media(struct net_device *dev, unsigned int init_media) &lp->eth_regs->ethmac2); } -static void korina_poll_media(unsigned long data) +static void korina_poll_media(struct timer_list *t) { - struct net_device *dev = (struct net_device *) data; - struct korina_private *lp = netdev_priv(dev); + struct korina_private *lp = from_timer(lp, t, media_check_timer); + struct net_device *dev = lp->dev; korina_check_media(dev, 0); mod_timer(&lp->media_check_timer, jiffies + HZ); @@ -1103,7 +1103,7 @@ static int korina_probe(struct platform_device *pdev) ": cannot register net device: %d\n", rc); goto probe_err_register; } - setup_timer(&lp->media_check_timer, korina_poll_media, (unsigned long) dev); + timer_setup(&lp->media_check_timer, korina_poll_media, 0); INIT_WORK(&lp->restart_task, korina_restart_task); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/health.c b/drivers/net/ethernet/mellanox/mlx5/core/health.c index a89a68ce53ad..185dcac0abe7 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/health.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/health.c @@ -285,9 +285,9 @@ void mlx5_trigger_health_work(struct mlx5_core_dev *dev) spin_unlock_irqrestore(&health->wq_lock, flags); } -static void poll_health(unsigned long data) +static void poll_health(struct timer_list *t) { - struct mlx5_core_dev *dev = (struct mlx5_core_dev *)data; + struct mlx5_core_dev *dev = from_timer(dev, t, priv.health.timer); struct mlx5_core_health *health = &dev->priv.health; u32 count; @@ -320,7 +320,7 @@ void mlx5_start_health_poll(struct mlx5_core_dev *dev) { struct mlx5_core_health *health = &dev->priv.health; - setup_timer(&health->timer, poll_health, (unsigned long)dev); + timer_setup(&health->timer, poll_health, 0); health->sick = 0; clear_bit(MLX5_DROP_NEW_HEALTH_WORK, &health->flags); clear_bit(MLX5_DROP_NEW_RECOVERY_WORK, &health->flags); diff --git a/drivers/net/ethernet/natsemi/natsemi.c b/drivers/net/ethernet/natsemi/natsemi.c index dedeacd0bbca..b9a1a9f999ea 100644 --- a/drivers/net/ethernet/natsemi/natsemi.c +++ b/drivers/net/ethernet/natsemi/natsemi.c @@ -610,7 +610,7 @@ static int netdev_open(struct net_device *dev); static void do_cable_magic(struct net_device *dev); static void undo_cable_magic(struct net_device *dev); static void check_link(struct net_device *dev); -static void netdev_timer(unsigned long data); +static void netdev_timer(struct timer_list *t); static void dump_ring(struct net_device *dev); static void ns_tx_timeout(struct net_device *dev); static int alloc_ring(struct net_device *dev); @@ -1571,7 +1571,7 @@ static int netdev_open(struct net_device *dev) dev->name, (int)readl(ioaddr + ChipCmd)); /* Set the timer to check for link beat. */ - setup_timer(&np->timer, netdev_timer, (unsigned long)dev); + timer_setup(&np->timer, netdev_timer, 0); np->timer.expires = round_jiffies(jiffies + NATSEMI_TIMER_FREQ); add_timer(&np->timer); @@ -1787,10 +1787,10 @@ static void init_registers(struct net_device *dev) * this check via dspcfg_workaround sysfs option. * 3) check of death of the RX path due to OOM */ -static void netdev_timer(unsigned long data) +static void netdev_timer(struct timer_list *t) { - struct net_device *dev = (struct net_device *)data; - struct netdev_private *np = netdev_priv(dev); + struct netdev_private *np = from_timer(np, t, timer); + struct net_device *dev = np->dev; void __iomem * ioaddr = ns_ioaddr(dev); int next_tick = NATSEMI_TIMER_FREQ; const int irq = np->pci_dev->irq; diff --git a/drivers/net/ethernet/natsemi/ns83820.c b/drivers/net/ethernet/natsemi/ns83820.c index 99d3c7884a4a..958fced4dacf 100644 --- a/drivers/net/ethernet/natsemi/ns83820.c +++ b/drivers/net/ethernet/natsemi/ns83820.c @@ -1600,10 +1600,10 @@ static void ns83820_tx_timeout(struct net_device *ndev) spin_unlock_irqrestore(&dev->tx_lock, flags); } -static void ns83820_tx_watch(unsigned long data) +static void ns83820_tx_watch(struct timer_list *t) { - struct net_device *ndev = (void *)data; - struct ns83820 *dev = PRIV(ndev); + struct ns83820 *dev = from_timer(dev, t, tx_watchdog); + struct net_device *ndev = dev->ndev; #if defined(DEBUG) printk("ns83820_tx_watch: %u %u %d\n", @@ -1652,7 +1652,7 @@ static int ns83820_open(struct net_device *ndev) writel(0, dev->base + TXDP_HI); writel(desc, dev->base + TXDP); - setup_timer(&dev->tx_watchdog, ns83820_tx_watch, (unsigned long)ndev); + timer_setup(&dev->tx_watchdog, ns83820_tx_watch, 0); mod_timer(&dev->tx_watchdog, jiffies + 2*HZ); netif_start_queue(ndev); /* FIXME: wait for phy to come up */ diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_sriov.c b/drivers/net/ethernet/netronome/nfp/nfp_net_sriov.c index e6d2e06b050c..8b1b962cf1d1 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_sriov.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_sriov.c @@ -112,7 +112,13 @@ int nfp_app_set_vf_mac(struct net_device *netdev, int vf, u8 *mac) writew(get_unaligned_be16(mac + 4), app->pf->vfcfg_tbl2 + vf_offset + NFP_NET_VF_CFG_MAC_LO); - return nfp_net_sriov_update(app, vf, NFP_NET_VF_CFG_MB_UPD_MAC, "MAC"); + err = nfp_net_sriov_update(app, vf, NFP_NET_VF_CFG_MB_UPD_MAC, "MAC"); + if (!err) + nfp_info(app->pf->cpp, + "MAC %pM set on VF %d, reload the VF driver to make this change effective.\n", + mac, vf); + + return err; } int nfp_app_set_vf_vlan(struct net_device *netdev, int vf, u16 vlan, u8 qos, diff --git a/drivers/net/ethernet/packetengines/hamachi.c b/drivers/net/ethernet/packetengines/hamachi.c index 77bc7cca8980..c9529c29a0a7 100644 --- a/drivers/net/ethernet/packetengines/hamachi.c +++ b/drivers/net/ethernet/packetengines/hamachi.c @@ -413,13 +413,13 @@ that case. /* The rest of these values should never change. */ -static void hamachi_timer(unsigned long data); +static void hamachi_timer(struct timer_list *t); enum capability_flags {CanHaveMII=1, }; static const struct chip_info { u16 vendor_id, device_id, device_id_mask, pad; const char *name; - void (*media_timer)(unsigned long data); + void (*media_timer)(struct timer_list *t); int flags; } chip_tbl[] = { {0x1318, 0x0911, 0xffff, 0, "Hamachi GNIC-II", hamachi_timer, 0}, @@ -547,7 +547,7 @@ static int mdio_read(struct net_device *dev, int phy_id, int location); static void mdio_write(struct net_device *dev, int phy_id, int location, int value); static int hamachi_open(struct net_device *dev); static int netdev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd); -static void hamachi_timer(unsigned long data); +static void hamachi_timer(struct timer_list *t); static void hamachi_tx_timeout(struct net_device *dev); static void hamachi_init_ring(struct net_device *dev); static netdev_tx_t hamachi_start_xmit(struct sk_buff *skb, @@ -979,7 +979,7 @@ static int hamachi_open(struct net_device *dev) dev->name, readw(ioaddr + RxStatus), readw(ioaddr + TxStatus)); } /* Set the timer to check for link beat. */ - setup_timer(&hmp->timer, hamachi_timer, (unsigned long)dev); + timer_setup(&hmp->timer, hamachi_timer, 0); hmp->timer.expires = RUN_AT((24*HZ)/10); /* 2.4 sec. */ add_timer(&hmp->timer); @@ -1017,10 +1017,10 @@ static inline int hamachi_tx(struct net_device *dev) return 0; } -static void hamachi_timer(unsigned long data) +static void hamachi_timer(struct timer_list *t) { - struct net_device *dev = (struct net_device *)data; - struct hamachi_private *hmp = netdev_priv(dev); + struct hamachi_private *hmp = from_timer(hmp, t, timer); + struct net_device *dev = hmp->mii_if.dev; void __iomem *ioaddr = hmp->base; int next_tick = 10*HZ; diff --git a/drivers/net/ethernet/packetengines/yellowfin.c b/drivers/net/ethernet/packetengines/yellowfin.c index 33c241f52a71..54224d1822e3 100644 --- a/drivers/net/ethernet/packetengines/yellowfin.c +++ b/drivers/net/ethernet/packetengines/yellowfin.c @@ -343,7 +343,7 @@ static int mdio_read(void __iomem *ioaddr, int phy_id, int location); static void mdio_write(void __iomem *ioaddr, int phy_id, int location, int value); static int netdev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd); static int yellowfin_open(struct net_device *dev); -static void yellowfin_timer(unsigned long data); +static void yellowfin_timer(struct timer_list *t); static void yellowfin_tx_timeout(struct net_device *dev); static int yellowfin_init_ring(struct net_device *dev); static netdev_tx_t yellowfin_start_xmit(struct sk_buff *skb, @@ -632,7 +632,7 @@ static int yellowfin_open(struct net_device *dev) } /* Set the timer to check for link beat. */ - setup_timer(&yp->timer, yellowfin_timer, (unsigned long)dev); + timer_setup(&yp->timer, yellowfin_timer, 0); yp->timer.expires = jiffies + 3*HZ; add_timer(&yp->timer); out: @@ -643,10 +643,10 @@ err_free_irq: goto out; } -static void yellowfin_timer(unsigned long data) +static void yellowfin_timer(struct timer_list *t) { - struct net_device *dev = (struct net_device *)data; - struct yellowfin_private *yp = netdev_priv(dev); + struct yellowfin_private *yp = from_timer(yp, t, timer); + struct net_device *dev = pci_get_drvdata(yp->pci_dev); void __iomem *ioaddr = yp->base; int next_tick = 60*HZ; diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c index 7dc4b6de31e6..fd218fd9ef3c 100644 --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169.c @@ -399,6 +399,12 @@ enum rtl_registers { RxMaxSize = 0xda, CPlusCmd = 0xe0, IntrMitigate = 0xe2, + +#define RTL_COALESCE_MASK 0x0f +#define RTL_COALESCE_SHIFT 4 +#define RTL_COALESCE_T_MAX (RTL_COALESCE_MASK) +#define RTL_COALESCE_FRAME_MAX (RTL_COALESCE_MASK << 2) + RxDescAddrLow = 0xe4, RxDescAddrHigh = 0xe8, EarlyTxThres = 0xec, /* 8169. Unit of 32 bytes. */ @@ -795,6 +801,7 @@ struct rtl8169_private { u16 cp_cmd; u16 event_slow; + const struct rtl_coalesce_info *coalesce_info; struct mdio_ops { void (*write)(struct rtl8169_private *, int, int); @@ -2363,10 +2370,229 @@ static int rtl8169_nway_reset(struct net_device *dev) return mii_nway_restart(&tp->mii); } +/* + * Interrupt coalescing + * + * > 1 - the availability of the IntrMitigate (0xe2) register through the + * > 8169, 8168 and 810x line of chipsets + * + * 8169, 8168, and 8136(810x) serial chipsets support it. + * + * > 2 - the Tx timer unit at gigabit speed + * + * The unit of the timer depends on both the speed and the setting of CPlusCmd + * (0xe0) bit 1 and bit 0. + * + * For 8169 + * bit[1:0] \ speed 1000M 100M 10M + * 0 0 320ns 2.56us 40.96us + * 0 1 2.56us 20.48us 327.7us + * 1 0 5.12us 40.96us 655.4us + * 1 1 10.24us 81.92us 1.31ms + * + * For the other + * bit[1:0] \ speed 1000M 100M 10M + * 0 0 5us 2.56us 40.96us + * 0 1 40us 20.48us 327.7us + * 1 0 80us 40.96us 655.4us + * 1 1 160us 81.92us 1.31ms + */ + +/* rx/tx scale factors for one particular CPlusCmd[0:1] value */ +struct rtl_coalesce_scale { + /* Rx / Tx */ + u32 nsecs[2]; +}; + +/* rx/tx scale factors for all CPlusCmd[0:1] cases */ +struct rtl_coalesce_info { + u32 speed; + struct rtl_coalesce_scale scalev[4]; /* each CPlusCmd[0:1] case */ +}; + +/* produce (r,t) pairs with each being in series of *1, *8, *8*2, *8*2*2 */ +#define rxtx_x1822(r, t) { \ + {{(r), (t)}}, \ + {{(r)*8, (t)*8}}, \ + {{(r)*8*2, (t)*8*2}}, \ + {{(r)*8*2*2, (t)*8*2*2}}, \ +} +static const struct rtl_coalesce_info rtl_coalesce_info_8169[] = { + /* speed delays: rx00 tx00 */ + { SPEED_10, rxtx_x1822(40960, 40960) }, + { SPEED_100, rxtx_x1822( 2560, 2560) }, + { SPEED_1000, rxtx_x1822( 320, 320) }, + { 0 }, +}; + +static const struct rtl_coalesce_info rtl_coalesce_info_8168_8136[] = { + /* speed delays: rx00 tx00 */ + { SPEED_10, rxtx_x1822(40960, 40960) }, + { SPEED_100, rxtx_x1822( 2560, 2560) }, + { SPEED_1000, rxtx_x1822( 5000, 5000) }, + { 0 }, +}; +#undef rxtx_x1822 + +/* get rx/tx scale vector corresponding to current speed */ +static const struct rtl_coalesce_info *rtl_coalesce_info(struct net_device *dev) +{ + struct rtl8169_private *tp = netdev_priv(dev); + struct ethtool_link_ksettings ecmd; + const struct rtl_coalesce_info *ci; + int rc; + + rc = rtl8169_get_link_ksettings(dev, &ecmd); + if (rc < 0) + return ERR_PTR(rc); + + for (ci = tp->coalesce_info; ci->speed != 0; ci++) { + if (ecmd.base.speed == ci->speed) { + return ci; + } + } + + return ERR_PTR(-ELNRNG); +} + +static int rtl_get_coalesce(struct net_device *dev, struct ethtool_coalesce *ec) +{ + struct rtl8169_private *tp = netdev_priv(dev); + void __iomem *ioaddr = tp->mmio_addr; + const struct rtl_coalesce_info *ci; + const struct rtl_coalesce_scale *scale; + struct { + u32 *max_frames; + u32 *usecs; + } coal_settings [] = { + { &ec->rx_max_coalesced_frames, &ec->rx_coalesce_usecs }, + { &ec->tx_max_coalesced_frames, &ec->tx_coalesce_usecs } + }, *p = coal_settings; + int i; + u16 w; + + memset(ec, 0, sizeof(*ec)); + + /* get rx/tx scale corresponding to current speed and CPlusCmd[0:1] */ + ci = rtl_coalesce_info(dev); + if (IS_ERR(ci)) + return PTR_ERR(ci); + + scale = &ci->scalev[RTL_R16(CPlusCmd) & 3]; + + /* read IntrMitigate and adjust according to scale */ + for (w = RTL_R16(IntrMitigate); w; w >>= RTL_COALESCE_SHIFT, p++) { + *p->max_frames = (w & RTL_COALESCE_MASK) << 2; + w >>= RTL_COALESCE_SHIFT; + *p->usecs = w & RTL_COALESCE_MASK; + } + + for (i = 0; i < 2; i++) { + p = coal_settings + i; + *p->usecs = (*p->usecs * scale->nsecs[i]) / 1000; + + /* + * ethtool_coalesce says it is illegal to set both usecs and + * max_frames to 0. + */ + if (!*p->usecs && !*p->max_frames) + *p->max_frames = 1; + } + + return 0; +} + +/* choose appropriate scale factor and CPlusCmd[0:1] for (speed, nsec) */ +static const struct rtl_coalesce_scale *rtl_coalesce_choose_scale( + struct net_device *dev, u32 nsec, u16 *cp01) +{ + const struct rtl_coalesce_info *ci; + u16 i; + + ci = rtl_coalesce_info(dev); + if (IS_ERR(ci)) + return ERR_CAST(ci); + + for (i = 0; i < 4; i++) { + u32 rxtx_maxscale = max(ci->scalev[i].nsecs[0], + ci->scalev[i].nsecs[1]); + if (nsec <= rxtx_maxscale * RTL_COALESCE_T_MAX) { + *cp01 = i; + return &ci->scalev[i]; + } + } + + return ERR_PTR(-EINVAL); +} + +static int rtl_set_coalesce(struct net_device *dev, struct ethtool_coalesce *ec) +{ + struct rtl8169_private *tp = netdev_priv(dev); + void __iomem *ioaddr = tp->mmio_addr; + const struct rtl_coalesce_scale *scale; + struct { + u32 frames; + u32 usecs; + } coal_settings [] = { + { ec->rx_max_coalesced_frames, ec->rx_coalesce_usecs }, + { ec->tx_max_coalesced_frames, ec->tx_coalesce_usecs } + }, *p = coal_settings; + u16 w = 0, cp01; + int i; + + scale = rtl_coalesce_choose_scale(dev, + max(p[0].usecs, p[1].usecs) * 1000, &cp01); + if (IS_ERR(scale)) + return PTR_ERR(scale); + + for (i = 0; i < 2; i++, p++) { + u32 units; + + /* + * accept max_frames=1 we returned in rtl_get_coalesce. + * accept it not only when usecs=0 because of e.g. the following scenario: + * + * - both rx_usecs=0 & rx_frames=0 in hardware (no delay on RX) + * - rtl_get_coalesce returns rx_usecs=0, rx_frames=1 + * - then user does `ethtool -C eth0 rx-usecs 100` + * + * since ethtool sends to kernel whole ethtool_coalesce + * settings, if we do not handle rx_usecs=!0, rx_frames=1 + * we'll reject it below in `frames % 4 != 0`. + */ + if (p->frames == 1) { + p->frames = 0; + } + + units = p->usecs * 1000 / scale->nsecs[i]; + if (p->frames > RTL_COALESCE_FRAME_MAX || p->frames % 4) + return -EINVAL; + + w <<= RTL_COALESCE_SHIFT; + w |= units; + w <<= RTL_COALESCE_SHIFT; + w |= p->frames >> 2; + } + + rtl_lock_work(tp); + + RTL_W16(IntrMitigate, swab16(w)); + + tp->cp_cmd = (tp->cp_cmd & ~3) | cp01; + RTL_W16(CPlusCmd, tp->cp_cmd); + RTL_R16(CPlusCmd); + + rtl_unlock_work(tp); + + return 0; +} + static const struct ethtool_ops rtl8169_ethtool_ops = { .get_drvinfo = rtl8169_get_drvinfo, .get_regs_len = rtl8169_get_regs_len, .get_link = ethtool_op_get_link, + .get_coalesce = rtl_get_coalesce, + .set_coalesce = rtl_set_coalesce, .set_settings = rtl8169_set_settings, .get_msglevel = rtl8169_get_msglevel, .set_msglevel = rtl8169_set_msglevel, @@ -8061,6 +8287,7 @@ static const struct rtl_cfg_info { unsigned int align; u16 event_slow; unsigned features; + const struct rtl_coalesce_info *coalesce_info; u8 default_ver; } rtl_cfg_infos [] = { [RTL_CFG_0] = { @@ -8069,6 +8296,7 @@ static const struct rtl_cfg_info { .align = 0, .event_slow = SYSErr | LinkChg | RxOverflow | RxFIFOOver, .features = RTL_FEATURE_GMII, + .coalesce_info = rtl_coalesce_info_8169, .default_ver = RTL_GIGA_MAC_VER_01, }, [RTL_CFG_1] = { @@ -8077,6 +8305,7 @@ static const struct rtl_cfg_info { .align = 8, .event_slow = SYSErr | LinkChg | RxOverflow, .features = RTL_FEATURE_GMII | RTL_FEATURE_MSI, + .coalesce_info = rtl_coalesce_info_8168_8136, .default_ver = RTL_GIGA_MAC_VER_11, }, [RTL_CFG_2] = { @@ -8086,6 +8315,7 @@ static const struct rtl_cfg_info { .event_slow = SYSErr | LinkChg | RxOverflow | RxFIFOOver | PCSTimeout, .features = RTL_FEATURE_MSI, + .coalesce_info = rtl_coalesce_info_8168_8136, .default_ver = RTL_GIGA_MAC_VER_13, } }; @@ -8449,6 +8679,7 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) tp->hw_start = cfg->hw_start; tp->event_slow = cfg->event_slow; + tp->coalesce_info = cfg->coalesce_info; tp->opts1_mask = (tp->mac_version != RTL_GIGA_MAC_VER_01) ? ~(RxBOVF | RxFOVF) : ~0; diff --git a/drivers/net/ethernet/smsc/epic100.c b/drivers/net/ethernet/smsc/epic100.c index 2a9724898fcf..949aaef390b6 100644 --- a/drivers/net/ethernet/smsc/epic100.c +++ b/drivers/net/ethernet/smsc/epic100.c @@ -290,7 +290,7 @@ static int read_eeprom(struct epic_private *, int); static int mdio_read(struct net_device *dev, int phy_id, int location); static void mdio_write(struct net_device *dev, int phy_id, int loc, int val); static void epic_restart(struct net_device *dev); -static void epic_timer(unsigned long data); +static void epic_timer(struct timer_list *t); static void epic_tx_timeout(struct net_device *dev); static void epic_init_ring(struct net_device *dev); static netdev_tx_t epic_start_xmit(struct sk_buff *skb, @@ -739,7 +739,7 @@ static int epic_open(struct net_device *dev) /* Set the timer to switch to check for link beat and perhaps switch to an alternate media type. */ - setup_timer(&ep->timer, epic_timer, (unsigned long)dev); + timer_setup(&ep->timer, epic_timer, 0); ep->timer.expires = jiffies + 3*HZ; add_timer(&ep->timer); @@ -843,10 +843,10 @@ static void check_media(struct net_device *dev) } } -static void epic_timer(unsigned long data) +static void epic_timer(struct timer_list *t) { - struct net_device *dev = (struct net_device *)data; - struct epic_private *ep = netdev_priv(dev); + struct epic_private *ep = from_timer(ep, t, timer); + struct net_device *dev = ep->mii.dev; void __iomem *ioaddr = ep->ioaddr; int next_tick = 5*HZ; diff --git a/drivers/net/ethernet/smsc/smc91c92_cs.c b/drivers/net/ethernet/smsc/smc91c92_cs.c index 92c927aec66d..a55f430f6a7b 100644 --- a/drivers/net/ethernet/smsc/smc91c92_cs.c +++ b/drivers/net/ethernet/smsc/smc91c92_cs.c @@ -280,7 +280,7 @@ static void set_rx_mode(struct net_device *dev); static int s9k_config(struct net_device *dev, struct ifmap *map); static void smc_set_xcvr(struct net_device *dev, int if_port); static void smc_reset(struct net_device *dev); -static void media_check(u_long arg); +static void media_check(struct timer_list *t); static void mdio_sync(unsigned int addr); static int mdio_read(struct net_device *dev, int phy_id, int loc); static void mdio_write(struct net_device *dev, int phy_id, int loc, int value); @@ -1070,7 +1070,7 @@ static int smc_open(struct net_device *dev) smc->packets_waiting = 0; smc_reset(dev); - setup_timer(&smc->media, media_check, (u_long)dev); + timer_setup(&smc->media, media_check, 0); mod_timer(&smc->media, jiffies + HZ); return 0; @@ -1708,10 +1708,10 @@ static void smc_reset(struct net_device *dev) ======================================================================*/ -static void media_check(u_long arg) +static void media_check(struct timer_list *t) { - struct net_device *dev = (struct net_device *) arg; - struct smc_private *smc = netdev_priv(dev); + struct smc_private *smc = from_timer(smc, t, media); + struct net_device *dev = smc->mii_if.dev; unsigned int ioaddr = dev->base_addr; u_short i, media, saved_bank; u_short link; diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index c7a894ead274..ff4fb5eae1af 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -3749,6 +3749,20 @@ static int stmmac_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) return ret; } +static int stmmac_set_mac_address(struct net_device *ndev, void *addr) +{ + struct stmmac_priv *priv = netdev_priv(ndev); + int ret = 0; + + ret = eth_mac_addr(ndev, addr); + if (ret) + return ret; + + priv->hw->mac->set_umac_addr(priv->hw, ndev->dev_addr, 0); + + return ret; +} + #ifdef CONFIG_DEBUG_FS static struct dentry *stmmac_fs_dir; @@ -3976,7 +3990,7 @@ static const struct net_device_ops stmmac_netdev_ops = { #ifdef CONFIG_NET_POLL_CONTROLLER .ndo_poll_controller = stmmac_poll_controller, #endif - .ndo_set_mac_address = eth_mac_addr, + .ndo_set_mac_address = stmmac_set_mac_address, }; /** |