X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=drivers%2Fnet%2Fsis190.c;h=a5d6a6bd0c1adfae58469ab7f08fe56e14e17d9f;hb=e7971c80a8e0299f91272ad8e8ac4167623e1862;hp=9a779e2cab0e42ae02627efac97f59911950a497;hpb=d5b20697ca37d80cc4ec2ba3c5ddf1339dc1d49a;p=safe%2Fjmp%2Flinux-2.6 diff --git a/drivers/net/sis190.c b/drivers/net/sis190.c index 9a779e2..a5d6a6b 100644 --- a/drivers/net/sis190.c +++ b/drivers/net/sis190.c @@ -17,7 +17,9 @@ See the file COPYING in this distribution for more information. - */ +*/ + +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include #include @@ -30,41 +32,19 @@ #include #include #include +#include #include -#define net_drv(p, arg...) if (netif_msg_drv(p)) \ - printk(arg) -#define net_probe(p, arg...) if (netif_msg_probe(p)) \ - printk(arg) -#define net_link(p, arg...) if (netif_msg_link(p)) \ - printk(arg) -#define net_intr(p, arg...) if (netif_msg_intr(p)) \ - printk(arg) -#define net_tx_err(p, arg...) if (netif_msg_tx_err(p)) \ - printk(arg) - #define PHY_MAX_ADDR 32 #define PHY_ID_ANY 0x1f #define MII_REG_ANY 0x1f -#ifdef CONFIG_SIS190_NAPI -#define NAPI_SUFFIX "-NAPI" -#else -#define NAPI_SUFFIX "" -#endif - -#define DRV_VERSION "1.2" NAPI_SUFFIX +#define DRV_VERSION "1.4" #define DRV_NAME "sis190" #define SIS190_DRIVER_NAME DRV_NAME " Gigabit Ethernet driver " DRV_VERSION -#define PFX DRV_NAME ": " -#ifdef CONFIG_SIS190_NAPI -#define sis190_rx_skb netif_receive_skb -#define sis190_rx_quota(count, quota) min(count, quota) -#else #define sis190_rx_skb netif_rx #define sis190_rx_quota(count, quota) count -#endif #define MAC_ADDR_LEN 6 @@ -223,6 +203,12 @@ enum _DescStatusBit { THOL2 = 0x20000000, THOL1 = 0x10000000, THOL0 = 0x00000000, + + WND = 0x00080000, + TABRT = 0x00040000, + FIFO = 0x00020000, + LINK = 0x00010000, + ColCountMask = 0x0000ffff, /* RxDesc.status */ IPON = 0x20000000, TCPON = 0x10000000, @@ -280,7 +266,7 @@ enum sis190_feature { struct sis190_private { void __iomem *mmio_addr; struct pci_dev *pci_dev; - struct net_device_stats stats; + struct net_device *dev; spinlock_t lock; u32 rx_buf_sz; u32 cur_rx; @@ -299,6 +285,12 @@ struct sis190_private { struct mii_if_info mii_if; struct list_head first_phy; u32 features; + u32 negotiated_lpa; + enum { + LNK_OFF, + LNK_ON, + LNK_AUTONEG, + } link_status; }; struct sis190_phy { @@ -322,7 +314,10 @@ static struct mii_chip_info { unsigned int type; u32 feature; } mii_chip_table[] = { + { "Atheros PHY", { 0x004d, 0xd010 }, LAN, 0 }, + { "Atheros PHY AR8012", { 0x004d, 0xd020 }, LAN, 0 }, { "Broadcom PHY BCM5461", { 0x0020, 0x60c0 }, LAN, F_PHY_BCM5461 }, + { "Broadcom PHY AC131", { 0x0143, 0xbc70 }, LAN, 0 }, { "Agere PHY ET1101B", { 0x0282, 0xf010 }, LAN, 0 }, { "Marvell PHY 88E1111", { 0x0141, 0x0cc0 }, LAN, F_PHY_88E1111 }, { "Realtek PHY RTL8201", { 0x0000, 0x8200 }, LAN, 0 }, @@ -336,7 +331,7 @@ static const struct { { "SiS 191 PCI Gigabit Ethernet adapter" }, }; -static struct pci_device_id sis190_pci_tbl[] __devinitdata = { +static DEFINE_PCI_DEVICE_TABLE(sis190_pci_tbl) = { { PCI_DEVICE(PCI_VENDOR_ID_SI, 0x0190), 0, 0, 0 }, { PCI_DEVICE(PCI_VENDOR_ID_SI, 0x0191), 0, 0, 1 }, { 0, }, @@ -350,7 +345,7 @@ static struct { u32 msg_enable; } debug = { -1 }; -MODULE_DESCRIPTION("SiS sis190 Gigabit Ethernet driver"); +MODULE_DESCRIPTION("SiS sis190/191 Gigabit Ethernet driver"); module_param(rx_copybreak, int, 0); MODULE_PARM_DESC(rx_copybreak, "Copy breakpoint for copy-only-tiny-frames"); module_param_named(debug, debug.msg_enable, int, 0); @@ -382,8 +377,8 @@ static void __mdio_cmd(void __iomem *ioaddr, u32 ctl) msleep(1); } - if (i > 999) - printk(KERN_ERR PFX "PHY command failed !\n"); + if (i > 99) + pr_err("PHY command failed !\n"); } static void mdio_write(void __iomem *ioaddr, int phy_id, int reg, int val) @@ -484,36 +479,35 @@ static inline void sis190_map_to_asic(struct RxDesc *desc, dma_addr_t mapping, static inline void sis190_make_unusable_by_asic(struct RxDesc *desc) { desc->PSize = 0x0; - desc->addr = 0xdeadbeef; + desc->addr = cpu_to_le32(0xdeadbeef); desc->size &= cpu_to_le32(RingEnd); wmb(); desc->status = 0x0; } -static int sis190_alloc_rx_skb(struct pci_dev *pdev, struct sk_buff **sk_buff, - struct RxDesc *desc, u32 rx_buf_sz) +static struct sk_buff *sis190_alloc_rx_skb(struct sis190_private *tp, + struct RxDesc *desc) { + u32 rx_buf_sz = tp->rx_buf_sz; struct sk_buff *skb; dma_addr_t mapping; - int ret = 0; - - skb = dev_alloc_skb(rx_buf_sz); - if (!skb) - goto err_out; - *sk_buff = skb; + skb = netdev_alloc_skb(tp->dev, rx_buf_sz); + if (unlikely(!skb)) + goto skb_alloc_failed; + mapping = pci_map_single(tp->pci_dev, skb->data, tp->rx_buf_sz, + PCI_DMA_FROMDEVICE); + if (pci_dma_mapping_error(tp->pci_dev, mapping)) + goto out; + sis190_map_to_asic(desc, mapping, rx_buf_sz); - mapping = pci_map_single(pdev, skb->data, rx_buf_sz, - PCI_DMA_FROMDEVICE); + return skb; - sis190_map_to_asic(desc, mapping, rx_buf_sz); out: - return ret; - -err_out: - ret = -ENOMEM; + dev_kfree_skb_any(skb); +skb_alloc_failed: sis190_make_unusable_by_asic(desc); - goto out; + return NULL; } static u32 sis190_rx_fill(struct sis190_private *tp, struct net_device *dev, @@ -522,37 +516,40 @@ static u32 sis190_rx_fill(struct sis190_private *tp, struct net_device *dev, u32 cur; for (cur = start; cur < end; cur++) { - int ret, i = cur % NUM_RX_DESC; + unsigned int i = cur % NUM_RX_DESC; if (tp->Rx_skbuff[i]) continue; - ret = sis190_alloc_rx_skb(tp->pci_dev, tp->Rx_skbuff + i, - tp->RxDescRing + i, tp->rx_buf_sz); - if (ret < 0) + tp->Rx_skbuff[i] = sis190_alloc_rx_skb(tp, tp->RxDescRing + i); + + if (!tp->Rx_skbuff[i]) break; } return cur - start; } -static inline int sis190_try_rx_copy(struct sk_buff **sk_buff, int pkt_size, - struct RxDesc *desc, int rx_buf_sz) +static bool sis190_try_rx_copy(struct sis190_private *tp, + struct sk_buff **sk_buff, int pkt_size, + dma_addr_t addr) { - int ret = -1; + struct sk_buff *skb; + bool done = false; - if (pkt_size < rx_copybreak) { - struct sk_buff *skb; + if (pkt_size >= rx_copybreak) + goto out; - skb = dev_alloc_skb(pkt_size + NET_IP_ALIGN); - if (skb) { - skb_reserve(skb, NET_IP_ALIGN); - eth_copy_and_sum(skb, sk_buff[0]->data, pkt_size, 0); - *sk_buff = skb; - sis190_give_to_asic(desc, rx_buf_sz); - ret = 0; - } - } - return ret; + skb = netdev_alloc_skb_ip_align(tp->dev, pkt_size); + if (!skb) + goto out; + + pci_dma_sync_single_for_cpu(tp->pci_dev, addr, tp->rx_buf_sz, + PCI_DMA_FROMDEVICE); + skb_copy_to_linear_data(skb, sk_buff[0]->data, pkt_size); + *sk_buff = skb; + done = true; +out: + return done; } static inline int sis190_rx_pkt_err(u32 status, struct net_device_stats *stats) @@ -578,7 +575,7 @@ static inline int sis190_rx_pkt_err(u32 status, struct net_device_stats *stats) static int sis190_rx_interrupt(struct net_device *dev, struct sis190_private *tp, void __iomem *ioaddr) { - struct net_device_stats *stats = &tp->stats; + struct net_device_stats *stats = &dev->stats; u32 rx_left, cur_rx = tp->cur_rx; u32 delta, count; @@ -590,53 +587,47 @@ static int sis190_rx_interrupt(struct net_device *dev, struct RxDesc *desc = tp->RxDescRing + entry; u32 status; - if (desc->status & OWNbit) + if (le32_to_cpu(desc->status) & OWNbit) break; status = le32_to_cpu(desc->PSize); - // net_intr(tp, KERN_INFO "%s: Rx PSize = %08x.\n", dev->name, - // status); + //netif_info(tp, intr, dev, "Rx PSize = %08x\n", status); if (sis190_rx_pkt_err(status, stats) < 0) sis190_give_to_asic(desc, tp->rx_buf_sz); else { struct sk_buff *skb = tp->Rx_skbuff[entry]; + dma_addr_t addr = le32_to_cpu(desc->addr); int pkt_size = (status & RxSizeMask) - 4; - void (*pci_action)(struct pci_dev *, dma_addr_t, - size_t, int) = pci_dma_sync_single_for_device; + struct pci_dev *pdev = tp->pci_dev; if (unlikely(pkt_size > tp->rx_buf_sz)) { - net_intr(tp, KERN_INFO - "%s: (frag) status = %08x.\n", - dev->name, status); + netif_info(tp, intr, dev, + "(frag) status = %08x\n", status); stats->rx_dropped++; stats->rx_length_errors++; sis190_give_to_asic(desc, tp->rx_buf_sz); continue; } - pci_dma_sync_single_for_cpu(tp->pci_dev, - le32_to_cpu(desc->addr), tp->rx_buf_sz, - PCI_DMA_FROMDEVICE); - if (sis190_try_rx_copy(&skb, pkt_size, desc, - tp->rx_buf_sz)) { - pci_action = pci_unmap_single; + if (sis190_try_rx_copy(tp, &skb, pkt_size, addr)) { + pci_dma_sync_single_for_device(pdev, addr, + tp->rx_buf_sz, PCI_DMA_FROMDEVICE); + sis190_give_to_asic(desc, tp->rx_buf_sz); + } else { + pci_unmap_single(pdev, addr, tp->rx_buf_sz, + PCI_DMA_FROMDEVICE); tp->Rx_skbuff[entry] = NULL; sis190_make_unusable_by_asic(desc); } - pci_action(tp->pci_dev, le32_to_cpu(desc->addr), - tp->rx_buf_sz, PCI_DMA_FROMDEVICE); - - skb->dev = dev; skb_put(skb, pkt_size); skb->protocol = eth_type_trans(skb, dev); sis190_rx_skb(skb); - dev->last_rx = jiffies; stats->rx_packets++; stats->rx_bytes += pkt_size; if ((status & BCAST) == MCAST) @@ -647,12 +638,12 @@ static int sis190_rx_interrupt(struct net_device *dev, tp->cur_rx = cur_rx; delta = sis190_rx_fill(tp, dev, tp->dirty_rx, tp->cur_rx); - if (!delta && count && netif_msg_intr(tp)) - printk(KERN_INFO "%s: no Rx buffer allocated.\n", dev->name); + if (!delta && count) + netif_info(tp, intr, dev, "no Rx buffer allocated\n"); tp->dirty_rx += delta; - if (((tp->dirty_rx + NUM_RX_DESC) == tp->cur_rx) && netif_msg_intr(tp)) - printk(KERN_EMERG "%s: Rx buffers exhausted.\n", dev->name); + if ((tp->dirty_rx + NUM_RX_DESC) == tp->cur_rx) + netif_emerg(tp, intr, dev, "Rx buffers exhausted\n"); return count; } @@ -669,9 +660,31 @@ static void sis190_unmap_tx_skb(struct pci_dev *pdev, struct sk_buff *skb, memset(desc, 0x00, sizeof(*desc)); } +static inline int sis190_tx_pkt_err(u32 status, struct net_device_stats *stats) +{ +#define TxErrMask (WND | TABRT | FIFO | LINK) + + if (!unlikely(status & TxErrMask)) + return 0; + + if (status & WND) + stats->tx_window_errors++; + if (status & TABRT) + stats->tx_aborted_errors++; + if (status & FIFO) + stats->tx_fifo_errors++; + if (status & LINK) + stats->tx_carrier_errors++; + + stats->tx_errors++; + + return -1; +} + static void sis190_tx_interrupt(struct net_device *dev, struct sis190_private *tp, void __iomem *ioaddr) { + struct net_device_stats *stats = &dev->stats; u32 pending, dirty_tx = tp->dirty_tx; /* * It would not be needed if queueing was allowed to be enabled @@ -686,15 +699,19 @@ static void sis190_tx_interrupt(struct net_device *dev, for (; pending; pending--, dirty_tx++) { unsigned int entry = dirty_tx % NUM_TX_DESC; struct TxDesc *txd = tp->TxDescRing + entry; + u32 status = le32_to_cpu(txd->status); struct sk_buff *skb; - if (le32_to_cpu(txd->status) & OWNbit) + if (status & OWNbit) break; skb = tp->Tx_skbuff[entry]; - tp->stats.tx_packets++; - tp->stats.tx_bytes += skb->len; + if (likely(sis190_tx_pkt_err(status, stats) == 0)) { + stats->tx_packets++; + stats->tx_bytes += skb->len; + stats->collisions += ((status & ColCountMask) - 1); + } sis190_unmap_tx_skb(tp->pci_dev, skb, txd); tp->Tx_skbuff[entry] = NULL; @@ -713,7 +730,7 @@ static void sis190_tx_interrupt(struct net_device *dev, * The interrupt handler does all of the Rx thread work and cleans up after * the Tx thread. */ -static irqreturn_t sis190_interrupt(int irq, void *__dev, struct pt_regs *regs) +static irqreturn_t sis190_interrupt(int irq, void *__dev) { struct net_device *dev = __dev; struct sis190_private *tp = netdev_priv(dev); @@ -735,10 +752,11 @@ static irqreturn_t sis190_interrupt(int irq, void *__dev, struct pt_regs *regs) SIS_W32(IntrStatus, status); - // net_intr(tp, KERN_INFO "%s: status = %08x.\n", dev->name, status); +// netif_info(tp, intr, dev, "status = %08x\n", status); if (status & LinkChange) { - net_intr(tp, KERN_INFO "%s: link change.\n", dev->name); + netif_info(tp, intr, dev, "link change\n"); + del_timer(&tp->timer); schedule_work(&tp->phy_task); } @@ -758,7 +776,7 @@ static void sis190_netpoll(struct net_device *dev) struct pci_dev *pdev = tp->pci_dev; disable_irq(pdev->irq); - sis190_interrupt(pdev->irq, dev, NULL); + sis190_interrupt(pdev->irq, dev); enable_irq(pdev->irq); } #endif @@ -825,21 +843,19 @@ static void sis190_set_rx_mode(struct net_device *dev) AcceptBroadcast | AcceptMulticast | AcceptMyPhys | AcceptAllPhys; mc_filter[1] = mc_filter[0] = 0xffffffff; - } else if ((dev->mc_count > multicast_filter_limit) || + } else if ((netdev_mc_count(dev) > multicast_filter_limit) || (dev->flags & IFF_ALLMULTI)) { /* Too many to filter perfectly -- accept all multicasts. */ rx_mode = AcceptBroadcast | AcceptMulticast | AcceptMyPhys; mc_filter[1] = mc_filter[0] = 0xffffffff; } else { - struct dev_mc_list *mclist; - unsigned int i; + struct netdev_hw_addr *ha; rx_mode = AcceptBroadcast | AcceptMyPhys; mc_filter[1] = mc_filter[0] = 0; - for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count; - i++, mclist = mclist->next) { + netdev_for_each_mc_addr(ha, dev) { int bit_nr = - ether_crc(ETH_ALEN, mclist->dmi_addr) & 0x3f; + ether_crc(ETH_ALEN, ha->addr) & 0x3f; mc_filter[bit_nr >> 5] |= 1 << (bit_nr & 31); rx_mode |= AcceptMulticast; } @@ -858,10 +874,8 @@ static void sis190_soft_reset(void __iomem *ioaddr) { SIS_W32(IntrControl, 0x8000); SIS_PCI_COMMIT(); - msleep(1); SIS_W32(IntrControl, 0x0); sis190_asic_down(ioaddr); - msleep(1); } static void sis190_hw_start(struct net_device *dev) @@ -897,37 +911,42 @@ static void sis190_hw_start(struct net_device *dev) netif_start_queue(dev); } -static void sis190_phy_task(void * data) +static void sis190_phy_task(struct work_struct *work) { - struct net_device *dev = data; - struct sis190_private *tp = netdev_priv(dev); + struct sis190_private *tp = + container_of(work, struct sis190_private, phy_task); + struct net_device *dev = tp->dev; void __iomem *ioaddr = tp->mmio_addr; int phy_id = tp->mii_if.phy_id; u16 val; rtnl_lock(); + if (!netif_running(dev)) + goto out_unlock; + val = mdio_read(ioaddr, phy_id, MII_BMCR); if (val & BMCR_RESET) { // FIXME: needlessly high ? -- FR 02/07/2005 mod_timer(&tp->timer, jiffies + HZ/10); - } else if (!(mdio_read_latched(ioaddr, phy_id, MII_BMSR) & - BMSR_ANEGCOMPLETE)) { - net_link(tp, KERN_WARNING "%s: PHY reset until link up.\n", - dev->name); + goto out_unlock; + } + + val = mdio_read_latched(ioaddr, phy_id, MII_BMSR); + if (!(val & BMSR_ANEGCOMPLETE) && tp->link_status != LNK_AUTONEG) { netif_carrier_off(dev); - mdio_write(ioaddr, phy_id, MII_BMCR, val | BMCR_RESET); - mod_timer(&tp->timer, jiffies + SIS190_PHY_TIMEOUT); - } else { + netif_warn(tp, link, dev, "auto-negotiating...\n"); + tp->link_status = LNK_AUTONEG; + } else if ((val & BMSR_LSTATUS) && tp->link_status != LNK_ON) { /* Rejoice ! */ struct { int val; u32 ctl; const char *msg; } reg31[] = { - { LPA_1000XFULL | LPA_SLCT, 0x07000c00 | 0x00001000, + { LPA_1000FULL, 0x07000c00 | 0x00001000, "1000 Mbps Full Duplex" }, - { LPA_1000XHALF | LPA_SLCT, 0x07000c00, + { LPA_1000HALF, 0x07000c00, "1000 Mbps Half Duplex" }, { LPA_100FULL, 0x04000800 | 0x00001000, "100 Mbps Full Duplex" }, @@ -938,22 +957,35 @@ static void sis190_phy_task(void * data) { LPA_10HALF, 0x04000400, "10 Mbps Half Duplex" }, { 0, 0x04000400, "unknown" } - }, *p; - u16 adv; + }, *p = NULL; + u16 adv, autoexp, gigadv, gigrec; val = mdio_read(ioaddr, phy_id, 0x1f); - net_link(tp, KERN_INFO "%s: mii ext = %04x.\n", dev->name, val); + netif_info(tp, link, dev, "mii ext = %04x\n", val); val = mdio_read(ioaddr, phy_id, MII_LPA); adv = mdio_read(ioaddr, phy_id, MII_ADVERTISE); - net_link(tp, KERN_INFO "%s: mii lpa = %04x adv = %04x.\n", - dev->name, val, adv); - - val &= adv; + autoexp = mdio_read(ioaddr, phy_id, MII_EXPANSION); + netif_info(tp, link, dev, "mii lpa=%04x adv=%04x exp=%04x\n", + val, adv, autoexp); + + if (val & LPA_NPAGE && autoexp & EXPANSION_NWAY) { + /* check for gigabit speed */ + gigadv = mdio_read(ioaddr, phy_id, MII_CTRL1000); + gigrec = mdio_read(ioaddr, phy_id, MII_STAT1000); + val = (gigadv & (gigrec >> 2)); + if (val & ADVERTISE_1000FULL) + p = reg31; + else if (val & ADVERTISE_1000HALF) + p = reg31 + 1; + } + if (!p) { + val &= adv; - for (p = reg31; p->val; p++) { - if ((val & p->val) == p->val) - break; + for (p = reg31; p->val; p++) { + if ((val & p->val) == p->val) + break; + } } p->ctl |= SIS_R32(StationControl) & ~0x0f001c00; @@ -974,11 +1006,16 @@ static void sis190_phy_task(void * data) SIS_W32(RGDelay, 0x0440); } - net_link(tp, KERN_INFO "%s: link on %s mode.\n", dev->name, - p->msg); + tp->negotiated_lpa = p->val; + + netif_info(tp, link, dev, "link on %s mode\n", p->msg); netif_carrier_on(dev); - } + tp->link_status = LNK_ON; + } else if (!(val & BMSR_LSTATUS) && tp->link_status != LNK_AUTONEG) + tp->link_status = LNK_OFF; + mod_timer(&tp->timer, jiffies + SIS190_PHY_TIMEOUT); +out_unlock: rtnl_unlock(); } @@ -1047,8 +1084,6 @@ static int sis190_open(struct net_device *dev) if (rc < 0) goto err_free_rx_1; - INIT_WORK(&tp->phy_task, sis190_phy_task, dev); - sis190_request_timer(dev); rc = request_irq(dev->irq, sis190_interrupt, IRQF_SHARED, dev->name, dev); @@ -1085,7 +1120,7 @@ static void sis190_tx_clear(struct sis190_private *tp) tp->Tx_skbuff[i] = NULL; dev_kfree_skb(skb); - tp->stats.tx_dropped++; + tp->dev->stats.tx_dropped++; } tp->cur_tx = tp->dirty_tx = 0; } @@ -1100,8 +1135,6 @@ static void sis190_down(struct net_device *dev) netif_stop_queue(dev); - flush_scheduled_work(); - do { spin_lock_irq(&tp->lock); @@ -1111,10 +1144,8 @@ static void sis190_down(struct net_device *dev) synchronize_irq(dev->irq); - if (!poll_locked) { - netif_poll_disable(dev); + if (!poll_locked) poll_locked++; - } synchronize_sched(); @@ -1133,8 +1164,6 @@ static int sis190_close(struct net_device *dev) free_irq(dev->irq, dev); - netif_poll_enable(dev); - pci_free_consistent(pdev, TX_RING_BYTES, tp->TxDescRing, tp->tx_dma); pci_free_consistent(pdev, RX_RING_BYTES, tp->RxDescRing, tp->rx_dma); @@ -1144,7 +1173,8 @@ static int sis190_close(struct net_device *dev) return 0; } -static int sis190_start_xmit(struct sk_buff *skb, struct net_device *dev) +static netdev_tx_t sis190_start_xmit(struct sk_buff *skb, + struct net_device *dev) { struct sis190_private *tp = netdev_priv(dev); void __iomem *ioaddr = tp->mmio_addr; @@ -1154,7 +1184,7 @@ static int sis190_start_xmit(struct sk_buff *skb, struct net_device *dev) if (unlikely(skb->len < ETH_ZLEN)) { if (skb_padto(skb, ETH_ZLEN)) { - tp->stats.tx_dropped++; + dev->stats.tx_dropped++; goto out; } len = ETH_ZLEN; @@ -1167,13 +1197,17 @@ static int sis190_start_xmit(struct sk_buff *skb, struct net_device *dev) if (unlikely(le32_to_cpu(desc->status) & OWNbit)) { netif_stop_queue(dev); - net_tx_err(tp, KERN_ERR PFX - "%s: BUG! Tx Ring full when queue awake!\n", - dev->name); + netif_err(tp, tx_err, dev, + "BUG! Tx Ring full when queue awake!\n"); return NETDEV_TX_BUSY; } mapping = pci_map_single(tp->pci_dev, skb->data, len, PCI_DMA_TODEVICE); + if (pci_dma_mapping_error(tp->pci_dev, mapping)) { + netif_err(tp, tx_err, dev, + "PCI mapping failed, dropping packet"); + return NETDEV_TX_BUSY; + } tp->Tx_skbuff[entry] = skb; @@ -1187,6 +1221,12 @@ static int sis190_start_xmit(struct sk_buff *skb, struct net_device *dev) wmb(); desc->status = cpu_to_le32(OWNbit | INTbit | DEFbit | CRCbit | PADbit); + if (tp->negotiated_lpa & (LPA_1000HALF | LPA_100HALF | LPA_10HALF)) { + /* Half Duplex */ + desc->status |= cpu_to_le32(COLEN | CRSEN | BKFEN); + if (tp->negotiated_lpa & (LPA_1000HALF | LPA_1000FULL)) + desc->status |= cpu_to_le32(EXTEN | BSTEN); /* gigabit HD */ + } tp->cur_tx++; @@ -1194,8 +1234,6 @@ static int sis190_start_xmit(struct sk_buff *skb, struct net_device *dev) SIS_W32(TxControl, 0x1a00 | CmdReset | CmdTxEnb); - dev->trans_start = jiffies; - dirty_tx = tp->dirty_tx; if ((tp->cur_tx - NUM_TX_DESC) == dirty_tx) { netif_stop_queue(dev); @@ -1207,13 +1245,6 @@ out: return NETDEV_TX_OK; } -static struct net_device_stats *sis190_get_stats(struct net_device *dev) -{ - struct sis190_private *tp = netdev_priv(dev); - - return &tp->stats; -} - static void sis190_free_phy(struct list_head *first_phy) { struct sis190_phy *cur, *next; @@ -1266,15 +1297,15 @@ static u16 sis190_default_phy(struct net_device *dev) else if (phy_lan) phy_default = phy_lan; else - phy_default = list_entry(&tp->first_phy, + phy_default = list_first_entry(&tp->first_phy, struct sis190_phy, list); } if (mii_if->phy_id != phy_default->phy_id) { mii_if->phy_id = phy_default->phy_id; - net_probe(tp, KERN_INFO - "%s: Using transceiver at address %d as default.\n", - pci_name(tp->pci_dev), mii_if->phy_id); + if (netif_msg_probe(tp)) + pr_info("%s: Using transceiver at address %d as default\n", + pci_name(tp->pci_dev), mii_if->phy_id); } status = mdio_read(ioaddr, mii_if->phy_id, MII_BMCR); @@ -1312,12 +1343,16 @@ static void sis190_init_phy(struct net_device *dev, struct sis190_private *tp, ((mii_status & (BMSR_100FULL | BMSR_100HALF)) ? LAN : HOME) : p->type; tp->features |= p->feature; - } else + if (netif_msg_probe(tp)) + pr_info("%s: %s transceiver at address %d\n", + pci_name(tp->pci_dev), p->name, phy_id); + } else { phy->type = UNKNOWN; - - net_probe(tp, KERN_INFO "%s: %s transceiver at address %d.\n", - pci_name(tp->pci_dev), - (phy->type == UNKNOWN) ? "Unknown PHY" : p->name, phy_id); + if (netif_msg_probe(tp)) + pr_info("%s: unknown PHY 0x%x:0x%x transceiver at address %d\n", + pci_name(tp->pci_dev), + phy->id[0], (phy->id[1] & 0xfff0), phy_id); + } } static void sis190_mii_probe_88e1111_fixup(struct sis190_private *tp) @@ -1380,8 +1415,9 @@ static int __devinit sis190_mii_probe(struct net_device *dev) } if (list_empty(&tp->first_phy)) { - net_probe(tp, KERN_INFO "%s: No MII transceivers found!\n", - pci_name(tp->pci_dev)); + if (netif_msg_probe(tp)) + pr_info("%s: No MII transceivers found!\n", + pci_name(tp->pci_dev)); rc = -EIO; goto out; } @@ -1400,7 +1436,7 @@ out: return rc; } -static void __devexit sis190_mii_remove(struct net_device *dev) +static void sis190_mii_remove(struct net_device *dev) { struct sis190_private *tp = netdev_priv(dev); @@ -1427,47 +1463,53 @@ static struct net_device * __devinit sis190_init_board(struct pci_dev *pdev) dev = alloc_etherdev(sizeof(*tp)); if (!dev) { - net_drv(&debug, KERN_ERR PFX "unable to alloc new ethernet\n"); + if (netif_msg_drv(&debug)) + pr_err("unable to alloc new ethernet\n"); rc = -ENOMEM; goto err_out_0; } - SET_MODULE_OWNER(dev); SET_NETDEV_DEV(dev, &pdev->dev); tp = netdev_priv(dev); + tp->dev = dev; tp->msg_enable = netif_msg_init(debug.msg_enable, SIS190_MSG_DEFAULT); rc = pci_enable_device(pdev); if (rc < 0) { - net_probe(tp, KERN_ERR "%s: enable failure\n", pci_name(pdev)); + if (netif_msg_probe(tp)) + pr_err("%s: enable failure\n", pci_name(pdev)); goto err_free_dev_1; } rc = -ENODEV; if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { - net_probe(tp, KERN_ERR "%s: region #0 is no MMIO resource.\n", - pci_name(pdev)); + if (netif_msg_probe(tp)) + pr_err("%s: region #0 is no MMIO resource\n", + pci_name(pdev)); goto err_pci_disable_2; } if (pci_resource_len(pdev, 0) < SIS190_REGS_SIZE) { - net_probe(tp, KERN_ERR "%s: invalid PCI region size(s).\n", - pci_name(pdev)); + if (netif_msg_probe(tp)) + pr_err("%s: invalid PCI region size(s)\n", + pci_name(pdev)); goto err_pci_disable_2; } rc = pci_request_regions(pdev, DRV_NAME); if (rc < 0) { - net_probe(tp, KERN_ERR PFX "%s: could not request regions.\n", - pci_name(pdev)); + if (netif_msg_probe(tp)) + pr_err("%s: could not request regions\n", + pci_name(pdev)); goto err_pci_disable_2; } - rc = pci_set_dma_mask(pdev, DMA_32BIT_MASK); + rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)); if (rc < 0) { - net_probe(tp, KERN_ERR "%s: DMA configuration failed.\n", - pci_name(pdev)); + if (netif_msg_probe(tp)) + pr_err("%s: DMA configuration failed\n", + pci_name(pdev)); goto err_free_res_3; } @@ -1475,14 +1517,16 @@ static struct net_device * __devinit sis190_init_board(struct pci_dev *pdev) ioaddr = ioremap(pci_resource_start(pdev, 0), SIS190_REGS_SIZE); if (!ioaddr) { - net_probe(tp, KERN_ERR "%s: cannot remap MMIO, aborting\n", - pci_name(pdev)); + if (netif_msg_probe(tp)) + pr_err("%s: cannot remap MMIO, aborting\n", + pci_name(pdev)); rc = -EIO; goto err_free_res_3; } tp->pci_dev = pdev; tp->mmio_addr = ioaddr; + tp->link_status = LNK_OFF; sis190_irq_mask_and_ack(ioaddr); @@ -1512,9 +1556,8 @@ static void sis190_tx_timeout(struct net_device *dev) if (tmp8 & CmdTxEnb) SIS_W8(TxControl, tmp8 & ~CmdTxEnb); - - net_tx_err(tp, KERN_INFO "%s: Transmit timeout, status %08x %08x.\n", - dev->name, SIS_R32(TxControl), SIS_R32(TxSts)); + netif_info(tp, tx_err, dev, "Transmit timeout, status %08x %08x\n", + SIS_R32(TxControl), SIS_R32(TxSts)); /* Disable interrupts by clearing the interrupt mask. */ SIS_W32(IntrMask, 0x0000); @@ -1543,23 +1586,24 @@ static int __devinit sis190_get_mac_addr_from_eeprom(struct pci_dev *pdev, u16 sig; int i; - net_probe(tp, KERN_INFO "%s: Read MAC address from EEPROM\n", - pci_name(pdev)); + if (netif_msg_probe(tp)) + pr_info("%s: Read MAC address from EEPROM\n", pci_name(pdev)); /* Check to see if there is a sane EEPROM */ sig = (u16) sis190_read_eeprom(ioaddr, EEPROMSignature); if ((sig == 0xffff) || (sig == 0x0000)) { - net_probe(tp, KERN_INFO "%s: Error EEPROM read %x.\n", - pci_name(pdev), sig); + if (netif_msg_probe(tp)) + pr_info("%s: Error EEPROM read %x\n", + pci_name(pdev), sig); return -EIO; } /* Get MAC address from EEPROM */ for (i = 0; i < MAC_ADDR_LEN / 2; i++) { - __le16 w = sis190_read_eeprom(ioaddr, EEPROMMACAddr + i); + u16 w = sis190_read_eeprom(ioaddr, EEPROMMACAddr + i); - ((u16 *)dev->dev_addr)[0] = le16_to_cpu(w); + ((__le16 *)dev->dev_addr)[i] = cpu_to_le16(w); } sis190_set_rgmii(tp, sis190_read_eeprom(ioaddr, EEPROMInfo)); @@ -1568,29 +1612,36 @@ static int __devinit sis190_get_mac_addr_from_eeprom(struct pci_dev *pdev, } /** - * sis190_get_mac_addr_from_apc - Get MAC address for SiS965 model + * sis190_get_mac_addr_from_apc - Get MAC address for SiS96x model * @pdev: PCI device * @dev: network device to get address for * - * SiS965 model, use APC CMOS RAM to store MAC address. + * SiS96x model, use APC CMOS RAM to store MAC address. * APC CMOS RAM is accessed through ISA bridge. * MAC address is read into @net_dev->dev_addr. */ static int __devinit sis190_get_mac_addr_from_apc(struct pci_dev *pdev, struct net_device *dev) { + static const u16 __devinitdata ids[] = { 0x0965, 0x0966, 0x0968 }; struct sis190_private *tp = netdev_priv(dev); struct pci_dev *isa_bridge; u8 reg, tmp8; - int i; + unsigned int i; - net_probe(tp, KERN_INFO "%s: Read MAC address from APC.\n", - pci_name(pdev)); + if (netif_msg_probe(tp)) + pr_info("%s: Read MAC address from APC\n", pci_name(pdev)); + + for (i = 0; i < ARRAY_SIZE(ids); i++) { + isa_bridge = pci_get_device(PCI_VENDOR_ID_SI, ids[i], NULL); + if (isa_bridge) + break; + } - isa_bridge = pci_get_device(PCI_VENDOR_ID_SI, 0x0965, NULL); if (!isa_bridge) { - net_probe(tp, KERN_INFO "%s: Can not find ISA bridge.\n", - pci_name(pdev)); + if (netif_msg_probe(tp)) + pr_info("%s: Can not find ISA bridge\n", + pci_name(pdev)); return -EIO; } @@ -1647,15 +1698,21 @@ static inline void sis190_init_rxfilter(struct net_device *dev) SIS_PCI_COMMIT(); } -static int sis190_get_mac_addr(struct pci_dev *pdev, struct net_device *dev) +static int __devinit sis190_get_mac_addr(struct pci_dev *pdev, + struct net_device *dev) { - u8 from; + int rc; + + rc = sis190_get_mac_addr_from_eeprom(pdev, dev); + if (rc < 0) { + u8 reg; - pci_read_config_byte(pdev, 0x73, &from); + pci_read_config_byte(pdev, 0x73, ®); - return (from & 0x00000001) ? - sis190_get_mac_addr_from_apc(pdev, dev) : - sis190_get_mac_addr_from_eeprom(pdev, dev); + if (reg & 0x00000001) + rc = sis190_get_mac_addr_from_apc(pdev, dev); + } + return rc; } static void sis190_set_speed_auto(struct net_device *dev) @@ -1665,7 +1722,7 @@ static void sis190_set_speed_auto(struct net_device *dev) int phy_id = tp->mii_if.phy_id; int val; - net_link(tp, KERN_INFO "%s: Enabling Auto-negotiation.\n", dev->name); + netif_info(tp, link, dev, "Enabling Auto-negotiation\n"); val = mdio_read(ioaddr, phy_id, MII_ADVERTISE); @@ -1747,7 +1804,7 @@ static void sis190_set_msglevel(struct net_device *dev, u32 value) tp->msg_enable = value; } -static struct ethtool_ops sis190_ethtool_ops = { +static const struct ethtool_ops sis190_ethtool_ops = { .get_settings = sis190_get_settings, .set_settings = sis190_set_settings, .get_drvinfo = sis190_get_drvinfo, @@ -1767,6 +1824,21 @@ static int sis190_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) generic_mii_ioctl(&tp->mii_if, if_mii(ifr), cmd, NULL); } +static const struct net_device_ops sis190_netdev_ops = { + .ndo_open = sis190_open, + .ndo_stop = sis190_close, + .ndo_do_ioctl = sis190_ioctl, + .ndo_start_xmit = sis190_start_xmit, + .ndo_tx_timeout = sis190_tx_timeout, + .ndo_set_multicast_list = sis190_set_rx_mode, + .ndo_change_mtu = eth_change_mtu, + .ndo_set_mac_address = eth_mac_addr, + .ndo_validate_addr = eth_validate_addr, +#ifdef CONFIG_NET_POLL_CONTROLLER + .ndo_poll_controller = sis190_netpoll, +#endif +}; + static int __devinit sis190_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) { @@ -1777,7 +1849,8 @@ static int __devinit sis190_init_one(struct pci_dev *pdev, int rc; if (!printed_version) { - net_drv(&debug, KERN_INFO SIS190_DRIVER_NAME " loaded.\n"); + if (netif_msg_drv(&debug)) + pr_info(SIS190_DRIVER_NAME " loaded\n"); printed_version = 1; } @@ -1798,22 +1871,14 @@ static int __devinit sis190_init_one(struct pci_dev *pdev, sis190_init_rxfilter(dev); - INIT_WORK(&tp->phy_task, sis190_phy_task, dev); + INIT_WORK(&tp->phy_task, sis190_phy_task); + + dev->netdev_ops = &sis190_netdev_ops; - dev->open = sis190_open; - dev->stop = sis190_close; - dev->do_ioctl = sis190_ioctl; - dev->get_stats = sis190_get_stats; - dev->tx_timeout = sis190_tx_timeout; - dev->watchdog_timeo = SIS190_TX_TIMEOUT; - dev->hard_start_xmit = sis190_start_xmit; -#ifdef CONFIG_NET_POLL_CONTROLLER - dev->poll_controller = sis190_netpoll; -#endif - dev->set_multicast_list = sis190_set_rx_mode; SET_ETHTOOL_OPS(dev, &sis190_ethtool_ops); dev->irq = pdev->irq; dev->base_addr = (unsigned long) 0xdead; + dev->watchdog_timeo = SIS190_TX_TIMEOUT; spin_lock_init(&tp->lock); @@ -1825,16 +1890,14 @@ static int __devinit sis190_init_one(struct pci_dev *pdev, if (rc < 0) goto err_remove_mii; - net_probe(tp, KERN_INFO "%s: %s at %p (IRQ: %d), " - "%2.2x:%2.2x:%2.2x:%2.2x:%2.2x:%2.2x\n", - pci_name(pdev), sis_chip_info[ent->driver_data].name, - ioaddr, dev->irq, - dev->dev_addr[0], dev->dev_addr[1], - dev->dev_addr[2], dev->dev_addr[3], - dev->dev_addr[4], dev->dev_addr[5]); - - net_probe(tp, KERN_INFO "%s: %s mode.\n", dev->name, - (tp->features & F_HAS_RGMII) ? "RGMII" : "GMII"); + if (netif_msg_probe(tp)) { + netdev_info(dev, "%s: %s at %p (IRQ: %d), %pM\n", + pci_name(pdev), + sis_chip_info[ent->driver_data].name, + ioaddr, dev->irq, dev->dev_addr); + netdev_info(dev, "%s mode.\n", + (tp->features & F_HAS_RGMII) ? "RGMII" : "GMII"); + } netif_carrier_off(dev); @@ -1854,6 +1917,7 @@ static void __devexit sis190_remove_one(struct pci_dev *pdev) struct net_device *dev = pci_get_drvdata(pdev); sis190_mii_remove(dev); + flush_scheduled_work(); unregister_netdev(dev); sis190_release_board(pdev); pci_set_drvdata(pdev, NULL); @@ -1868,7 +1932,7 @@ static struct pci_driver sis190_pci_driver = { static int __init sis190_init_module(void) { - return pci_module_init(&sis190_pci_driver); + return pci_register_driver(&sis190_pci_driver); } static void __exit sis190_cleanup_module(void)