Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754536Ab0F2Iwe (ORCPT ); Tue, 29 Jun 2010 04:52:34 -0400 Received: from hera.kernel.org ([140.211.167.34]:54194 "EHLO hera.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754398Ab0F2Iwa (ORCPT ); Tue, 29 Jun 2010 04:52:30 -0400 Date: Tue, 29 Jun 2010 08:52:16 +0000 From: Denis Kirjanov To: gregkh@suse.de Cc: davem@davemloft.net, devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org Subject: [PATCH -staging] slicoss: kill functions prototypes and reorder functions Message-ID: <20100629085216.GA6391@hera.kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.19 (2009-01-05) X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.2.3 (hera.kernel.org [127.0.0.1]); Tue, 29 Jun 2010 08:52:22 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 115841 Lines: 4182 Reorder functions to kill their prototypes. Signed-off-by: Denis Kirjanov --- drivers/staging/slicoss/slicoss.c | 3976 ++++++++++++++++++------------------- 1 files changed, 1960 insertions(+), 2016 deletions(-) diff --git a/drivers/staging/slicoss/slicoss.c b/drivers/staging/slicoss/slicoss.c index bebf0fd..20b70c9 100644 --- a/drivers/staging/slicoss/slicoss.c +++ b/drivers/staging/slicoss/slicoss.c @@ -97,66 +97,6 @@ #include "slichw.h" #include "slic.h" -static struct net_device_stats *slic_get_stats(struct net_device *dev); -static int slic_entry_open(struct net_device *dev); -static int slic_entry_halt(struct net_device *dev); -static int slic_ioctl(struct net_device *dev, struct ifreq *rq, int cmd); -static netdev_tx_t slic_xmit_start(struct sk_buff *skb, struct net_device *dev); -static void slic_xmit_fail(struct adapter *adapter, struct sk_buff *skb, - void *cmd, u32 skbtype, u32 status); -static void slic_config_pci(struct pci_dev *pcidev); -static struct sk_buff *slic_rcvqueue_getnext(struct adapter *adapter); -static int slic_mac_set_address(struct net_device *dev, void *ptr); -static void slic_link_event_handler(struct adapter *adapter); -static void slic_upr_request_complete(struct adapter *adapter, u32 isr); -static int slic_rspqueue_init(struct adapter *adapter); -static void slic_rspqueue_free(struct adapter *adapter); -static struct slic_rspbuf *slic_rspqueue_getnext(struct adapter *adapter); -static int slic_cmdq_init(struct adapter *adapter); -static void slic_cmdq_free(struct adapter *adapter); -static void slic_cmdq_reset(struct adapter *adapter); -static void slic_cmdq_addcmdpage(struct adapter *adapter, u32 *page); -static void slic_cmdq_getdone(struct adapter *adapter); -static void slic_cmdq_putdone_irq(struct adapter *adapter, - struct slic_hostcmd *cmd); -static struct slic_hostcmd *slic_cmdq_getfree(struct adapter *adapter); -static int slic_rcvqueue_init(struct adapter *adapter); -static int slic_rcvqueue_fill(struct adapter *adapter); -static u32 slic_rcvqueue_reinsert(struct adapter *adapter, struct sk_buff *skb); -static void slic_rcvqueue_free(struct adapter *adapter); -static void slic_adapter_set_hwaddr(struct adapter *adapter); -static int slic_card_init(struct sliccard *card, struct adapter *adapter); -static void slic_intagg_set(struct adapter *adapter, u32 value); -static int slic_card_download(struct adapter *adapter); -static u32 slic_card_locate(struct adapter *adapter); -static int slic_if_init(struct adapter *adapter); -static int slic_adapter_allocresources(struct adapter *adapter); -static void slic_adapter_freeresources(struct adapter *adapter); -static void slic_link_config(struct adapter *adapter, u32 linkspeed, - u32 linkduplex); -static void slic_unmap_mmio_space(struct adapter *adapter); -static void slic_card_cleanup(struct sliccard *card); -static void slic_soft_reset(struct adapter *adapter); -static bool slic_mac_filter(struct adapter *adapter, - struct ether_header *ether_frame); -static void slic_mac_address_config(struct adapter *adapter); -static void slic_mac_config(struct adapter *adapter); -static void slic_mcast_set_mask(struct adapter *adapter); -static void slic_config_set(struct adapter *adapter, bool linkchange); -static void slic_config_clear(struct adapter *adapter); -static void slic_config_get(struct adapter *adapter, u32 config, - u32 configh); -static void slic_timer_load_check(ulong context); -static void slic_assert_fail(void); -static ushort slic_eeprom_cksum(char *m, int len); -static void slic_upr_start(struct adapter *adapter); -static void slic_link_upr_complete(struct adapter *adapter, u32 Isr); -static int slic_upr_request(struct adapter *adapter, u32 upr_request, - u32 upr_data, u32 upr_data_h, u32 upr_buffer, - u32 upr_buffer_h); -static void slic_mcast_set_list(struct net_device *dev); - - static uint slic_first_init = 1; static char *slic_banner = "Alacritech SLIC Technology(tm) Server "\ "and Storage Accelerator (Non-Accelerated)"; @@ -241,12 +181,17 @@ MODULE_DEVICE_TABLE(pci, slic_pci_tbl); _adapter->handle_lock.flags); \ } -static void slic_debug_init(void); -static void slic_debug_cleanup(void); -static void slic_debug_adapter_create(struct adapter *adapter); -static void slic_debug_adapter_destroy(struct adapter *adapter); -static void slic_debug_card_create(struct sliccard *card); -static void slic_debug_card_destroy(struct sliccard *card); +static void slic_assert_fail(void) +{ + u32 cpuid; + u32 curr_pid; + cpuid = smp_processor_id(); + curr_pid = current->pid; + + printk(KERN_ERR "%s CPU # %d ---- PID # %d\n", + __func__, cpuid, curr_pid); +} + static inline void slic_reg32_write(void __iomem *reg, u32 value, bool flush) { @@ -272,1016 +217,6 @@ static inline void slic_reg64_write(struct adapter *adapter, void __iomem *reg, adapter->bit64reglock.flags); } -static void slic_init_driver(void) -{ - if (slic_first_init) { - slic_first_init = 0; - spin_lock_init(&slic_global.driver_lock.lock); - slic_debug_init(); - } -} - -static void slic_init_adapter(struct net_device *netdev, - struct pci_dev *pcidev, - const struct pci_device_id *pci_tbl_entry, - void __iomem *memaddr, int chip_idx) -{ - ushort index; - struct slic_handle *pslic_handle; - struct adapter *adapter = netdev_priv(netdev); - -/* adapter->pcidev = pcidev;*/ - adapter->vendid = pci_tbl_entry->vendor; - adapter->devid = pci_tbl_entry->device; - adapter->subsysid = pci_tbl_entry->subdevice; - adapter->busnumber = pcidev->bus->number; - adapter->slotnumber = ((pcidev->devfn >> 3) & 0x1F); - adapter->functionnumber = (pcidev->devfn & 0x7); - adapter->memorylength = pci_resource_len(pcidev, 0); - adapter->slic_regs = (__iomem struct slic_regs *)memaddr; - adapter->irq = pcidev->irq; -/* adapter->netdev = netdev;*/ - adapter->next_netdevice = head_netdevice; - head_netdevice = netdev; - adapter->chipid = chip_idx; - adapter->port = 0; /*adapter->functionnumber;*/ - adapter->cardindex = adapter->port; - adapter->memorybase = memaddr; - spin_lock_init(&adapter->upr_lock.lock); - spin_lock_init(&adapter->bit64reglock.lock); - spin_lock_init(&adapter->adapter_lock.lock); - spin_lock_init(&adapter->reset_lock.lock); - spin_lock_init(&adapter->handle_lock.lock); - - adapter->card_size = 1; - /* - Initialize slic_handle array - */ - ASSERT(SLIC_CMDQ_MAXCMDS <= 0xFFFF); - /* - Start with 1. 0 is an invalid host handle. - */ - for (index = 1, pslic_handle = &adapter->slic_handles[1]; - index < SLIC_CMDQ_MAXCMDS; index++, pslic_handle++) { - - pslic_handle->token.handle_index = index; - pslic_handle->type = SLIC_HANDLE_FREE; - pslic_handle->next = adapter->pfree_slic_handles; - adapter->pfree_slic_handles = pslic_handle; - } - adapter->pshmem = (struct slic_shmem *) - pci_alloc_consistent(adapter->pcidev, - sizeof(struct slic_shmem), - &adapter-> - phys_shmem); - ASSERT(adapter->pshmem); - - memset(adapter->pshmem, 0, sizeof(struct slic_shmem)); - - return; -} - -static const struct net_device_ops slic_netdev_ops = { - .ndo_open = slic_entry_open, - .ndo_stop = slic_entry_halt, - .ndo_start_xmit = slic_xmit_start, - .ndo_do_ioctl = slic_ioctl, - .ndo_set_mac_address = slic_mac_set_address, - .ndo_get_stats = slic_get_stats, - .ndo_set_multicast_list = slic_mcast_set_list, - .ndo_validate_addr = eth_validate_addr, - .ndo_change_mtu = eth_change_mtu, -}; - -static int __devinit slic_entry_probe(struct pci_dev *pcidev, - const struct pci_device_id *pci_tbl_entry) -{ - static int cards_found; - static int did_version; - int err = -ENODEV; - struct net_device *netdev; - struct adapter *adapter; - void __iomem *memmapped_ioaddr = NULL; - u32 status = 0; - ulong mmio_start = 0; - ulong mmio_len = 0; - struct sliccard *card = NULL; - int pci_using_dac = 0; - - slic_global.dynamic_intagg = dynamic_intagg; - - err = pci_enable_device(pcidev); - - if (err) - return err; - - if (slic_debug > 0 && did_version++ == 0) { - printk(KERN_DEBUG "%s\n", slic_banner); - printk(KERN_DEBUG "%s\n", slic_proc_version); - } - - if (!pci_set_dma_mask(pcidev, DMA_BIT_MASK(64))) { - pci_using_dac = 1; - if (pci_set_consistent_dma_mask(pcidev, DMA_BIT_MASK(64))) { - dev_err(&pcidev->dev, "unable to obtain 64-bit DMA for " - "consistent allocations\n"); - goto err_out_disable_pci; - } - } else if (pci_set_dma_mask(pcidev, DMA_BIT_MASK(32))) { - pci_using_dac = 0; - pci_set_consistent_dma_mask(pcidev, DMA_BIT_MASK(32)); - } else { - dev_err(&pcidev->dev, "no usable DMA configuration\n"); - goto err_out_disable_pci; - } - - err = pci_request_regions(pcidev, DRV_NAME); - if (err) { - dev_err(&pcidev->dev, "can't obtain PCI resources\n"); - goto err_out_disable_pci; - } - - pci_set_master(pcidev); - - netdev = alloc_etherdev(sizeof(struct adapter)); - if (!netdev) { - err = -ENOMEM; - goto err_out_exit_slic_probe; - } - - SET_NETDEV_DEV(netdev, &pcidev->dev); - - pci_set_drvdata(pcidev, netdev); - adapter = netdev_priv(netdev); - adapter->netdev = netdev; - adapter->pcidev = pcidev; - if (pci_using_dac) - netdev->features |= NETIF_F_HIGHDMA; - - mmio_start = pci_resource_start(pcidev, 0); - mmio_len = pci_resource_len(pcidev, 0); - - -/* memmapped_ioaddr = (u32)ioremap_nocache(mmio_start, mmio_len);*/ - memmapped_ioaddr = ioremap(mmio_start, mmio_len); - if (!memmapped_ioaddr) { - dev_err(&pcidev->dev, "cannot remap MMIO region %lx @ %lx\n", - mmio_len, mmio_start); - goto err_out_free_netdev; - } - - slic_config_pci(pcidev); - - slic_init_driver(); - - slic_init_adapter(netdev, - pcidev, pci_tbl_entry, memmapped_ioaddr, cards_found); - - status = slic_card_locate(adapter); - if (status) { - dev_err(&pcidev->dev, "cannot locate card\n"); - goto err_out_free_mmio_region; - } - - card = adapter->card; - - if (!adapter->allocated) { - card->adapters_allocated++; - adapter->allocated = 1; - } - - status = slic_card_init(card, adapter); - - if (status != STATUS_SUCCESS) { - card->state = CARD_FAIL; - adapter->state = ADAPT_FAIL; - adapter->linkstate = LINK_DOWN; - dev_err(&pcidev->dev, "FAILED status[%x]\n", status); - } else { - slic_adapter_set_hwaddr(adapter); - } - - netdev->base_addr = (unsigned long)adapter->memorybase; - netdev->irq = adapter->irq; - netdev->netdev_ops = &slic_netdev_ops; - - slic_debug_adapter_create(adapter); - - strcpy(netdev->name, "eth%d"); - err = register_netdev(netdev); - if (err) { - dev_err(&pcidev->dev, "Cannot register net device, aborting.\n"); - goto err_out_unmap; - } - - cards_found++; - - return status; - -err_out_unmap: - iounmap(memmapped_ioaddr); -err_out_free_mmio_region: - release_mem_region(mmio_start, mmio_len); -err_out_free_netdev: - free_netdev(netdev); -err_out_exit_slic_probe: - pci_release_regions(pcidev); -err_out_disable_pci: - pci_disable_device(pcidev); - return err; -} - -static int slic_entry_open(struct net_device *dev) -{ - struct adapter *adapter = netdev_priv(dev); - struct sliccard *card = adapter->card; - u32 locked = 0; - int status; - - ASSERT(adapter); - ASSERT(card); - - netif_stop_queue(adapter->netdev); - - spin_lock_irqsave(&slic_global.driver_lock.lock, - slic_global.driver_lock.flags); - locked = 1; - if (!adapter->activated) { - card->adapters_activated++; - slic_global.num_slic_ports_active++; - adapter->activated = 1; - } - status = slic_if_init(adapter); - - if (status != STATUS_SUCCESS) { - if (adapter->activated) { - card->adapters_activated--; - slic_global.num_slic_ports_active--; - adapter->activated = 0; - } - if (locked) { - spin_unlock_irqrestore(&slic_global.driver_lock.lock, - slic_global.driver_lock.flags); - locked = 0; - } - return status; - } - if (!card->master) - card->master = adapter; - - if (locked) { - spin_unlock_irqrestore(&slic_global.driver_lock.lock, - slic_global.driver_lock.flags); - locked = 0; - } - - return STATUS_SUCCESS; -} - -static void __devexit slic_entry_remove(struct pci_dev *pcidev) -{ - struct net_device *dev = pci_get_drvdata(pcidev); - u32 mmio_start = 0; - uint mmio_len = 0; - struct adapter *adapter = netdev_priv(dev); - struct sliccard *card; - struct mcast_address *mcaddr, *mlist; - - ASSERT(adapter); - slic_adapter_freeresources(adapter); - slic_unmap_mmio_space(adapter); - unregister_netdev(dev); - - mmio_start = pci_resource_start(pcidev, 0); - mmio_len = pci_resource_len(pcidev, 0); - - release_mem_region(mmio_start, mmio_len); - - iounmap((void __iomem *)dev->base_addr); - /* free multicast addresses */ - mlist = adapter->mcastaddrs; - while (mlist) { - mcaddr = mlist; - mlist = mlist->next; - kfree(mcaddr); - } - ASSERT(adapter->card); - card = adapter->card; - ASSERT(card->adapters_allocated); - card->adapters_allocated--; - adapter->allocated = 0; - if (!card->adapters_allocated) { - struct sliccard *curr_card = slic_global.slic_card; - if (curr_card == card) { - slic_global.slic_card = card->next; - } else { - while (curr_card->next != card) - curr_card = curr_card->next; - ASSERT(curr_card); - curr_card->next = card->next; - } - ASSERT(slic_global.num_slic_cards); - slic_global.num_slic_cards--; - slic_card_cleanup(card); - } - kfree(dev); - pci_release_regions(pcidev); -} - -static int slic_entry_halt(struct net_device *dev) -{ - struct adapter *adapter = netdev_priv(dev); - struct sliccard *card = adapter->card; - __iomem struct slic_regs *slic_regs = adapter->slic_regs; - - spin_lock_irqsave(&slic_global.driver_lock.lock, - slic_global.driver_lock.flags); - ASSERT(card); - netif_stop_queue(adapter->netdev); - adapter->state = ADAPT_DOWN; - adapter->linkstate = LINK_DOWN; - adapter->upr_list = NULL; - adapter->upr_busy = 0; - adapter->devflags_prev = 0; - ASSERT(card->adapter[adapter->cardindex] == adapter); - slic_reg32_write(&slic_regs->slic_icr, ICR_INT_OFF, FLUSH); - adapter->all_reg_writes++; - adapter->icr_reg_writes++; - slic_config_clear(adapter); - if (adapter->activated) { - card->adapters_activated--; - slic_global.num_slic_ports_active--; - adapter->activated = 0; - } -#ifdef AUTOMATIC_RESET - slic_reg32_write(&slic_regs->slic_reset_iface, 0, FLUSH); -#endif - /* - * Reset the adapter's cmd queues - */ - slic_cmdq_reset(adapter); - -#ifdef AUTOMATIC_RESET - if (!card->adapters_activated) - slic_card_init(card, adapter); -#endif - - spin_unlock_irqrestore(&slic_global.driver_lock.lock, - slic_global.driver_lock.flags); - return STATUS_SUCCESS; -} - -static int slic_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) -{ - struct adapter *adapter = netdev_priv(dev); - struct ethtool_cmd edata; - struct ethtool_cmd ecmd; - u32 data[7]; - u32 intagg; - - ASSERT(rq); - switch (cmd) { - case SIOCSLICSETINTAGG: - if (copy_from_user(data, rq->ifr_data, 28)) - return -EFAULT; - intagg = data[0]; - dev_err(&dev->dev, "%s: set interrupt aggregation to %d\n", - __func__, intagg); - slic_intagg_set(adapter, intagg); - return 0; - -#ifdef SLIC_TRACE_DUMP_ENABLED - case SIOCSLICTRACEDUMP: - { - u32 value; - DBG_IOCTL("slic_ioctl SIOCSLIC_TRACE_DUMP\n"); - - if (copy_from_user(data, rq->ifr_data, 28)) { - PRINT_ERROR - ("slic: copy_from_user FAILED getting initial simba param\n"); - return -EFAULT; - } - - value = data[0]; - if (tracemon_request == SLIC_DUMP_DONE) { - PRINT_ERROR - ("ATK Diagnostic Trace Dump Requested\n"); - tracemon_request = SLIC_DUMP_REQUESTED; - tracemon_request_type = value; - tracemon_timestamp = jiffies; - } else if ((tracemon_request == SLIC_DUMP_REQUESTED) || - (tracemon_request == - SLIC_DUMP_IN_PROGRESS)) { - PRINT_ERROR - ("ATK Diagnostic Trace Dump Requested but already in progress... ignore\n"); - } else { - PRINT_ERROR - ("ATK Diagnostic Trace Dump Requested\n"); - tracemon_request = SLIC_DUMP_REQUESTED; - tracemon_request_type = value; - tracemon_timestamp = jiffies; - } - return 0; - } -#endif - case SIOCETHTOOL: - ASSERT(adapter); - if (copy_from_user(&ecmd, rq->ifr_data, sizeof(ecmd))) - return -EFAULT; - - if (ecmd.cmd == ETHTOOL_GSET) { - edata.supported = (SUPPORTED_10baseT_Half | - SUPPORTED_10baseT_Full | - SUPPORTED_100baseT_Half | - SUPPORTED_100baseT_Full | - SUPPORTED_Autoneg | SUPPORTED_MII); - edata.port = PORT_MII; - edata.transceiver = XCVR_INTERNAL; - edata.phy_address = 0; - if (adapter->linkspeed == LINK_100MB) - edata.speed = SPEED_100; - else if (adapter->linkspeed == LINK_10MB) - edata.speed = SPEED_10; - else - edata.speed = 0; - - if (adapter->linkduplex == LINK_FULLD) - edata.duplex = DUPLEX_FULL; - else - edata.duplex = DUPLEX_HALF; - - edata.autoneg = AUTONEG_ENABLE; - edata.maxtxpkt = 1; - edata.maxrxpkt = 1; - if (copy_to_user(rq->ifr_data, &edata, sizeof(edata))) - return -EFAULT; - - } else if (ecmd.cmd == ETHTOOL_SSET) { - if (!capable(CAP_NET_ADMIN)) - return -EPERM; - - if (adapter->linkspeed == LINK_100MB) - edata.speed = SPEED_100; - else if (adapter->linkspeed == LINK_10MB) - edata.speed = SPEED_10; - else - edata.speed = 0; - - if (adapter->linkduplex == LINK_FULLD) - edata.duplex = DUPLEX_FULL; - else - edata.duplex = DUPLEX_HALF; - - edata.autoneg = AUTONEG_ENABLE; - edata.maxtxpkt = 1; - edata.maxrxpkt = 1; - if ((ecmd.speed != edata.speed) || - (ecmd.duplex != edata.duplex)) { - u32 speed; - u32 duplex; - - if (ecmd.speed == SPEED_10) - speed = 0; - else - speed = PCR_SPEED_100; - if (ecmd.duplex == DUPLEX_FULL) - duplex = PCR_DUPLEX_FULL; - else - duplex = 0; - slic_link_config(adapter, speed, duplex); - slic_link_event_handler(adapter); - } - } - return 0; - default: - return -EOPNOTSUPP; - } -} - -#define XMIT_FAIL_LINK_STATE 1 -#define XMIT_FAIL_ZERO_LENGTH 2 -#define XMIT_FAIL_HOSTCMD_FAIL 3 - -static void slic_xmit_build_request(struct adapter *adapter, - struct slic_hostcmd *hcmd, struct sk_buff *skb) -{ - struct slic_host64_cmd *ihcmd; - ulong phys_addr; - - ihcmd = &hcmd->cmd64; - - ihcmd->flags = (adapter->port << IHFLG_IFSHFT); - ihcmd->command = IHCMD_XMT_REQ; - ihcmd->u.slic_buffers.totlen = skb->len; - phys_addr = pci_map_single(adapter->pcidev, skb->data, skb->len, - PCI_DMA_TODEVICE); - ihcmd->u.slic_buffers.bufs[0].paddrl = SLIC_GET_ADDR_LOW(phys_addr); - ihcmd->u.slic_buffers.bufs[0].paddrh = SLIC_GET_ADDR_HIGH(phys_addr); - ihcmd->u.slic_buffers.bufs[0].length = skb->len; -#if defined(CONFIG_X86_64) - hcmd->cmdsize = (u32) ((((u64)&ihcmd->u.slic_buffers.bufs[1] - - (u64) hcmd) + 31) >> 5); -#elif defined(CONFIG_X86) - hcmd->cmdsize = ((((u32) &ihcmd->u.slic_buffers.bufs[1] - - (u32) hcmd) + 31) >> 5); -#else - Stop Compilation; -#endif -} - -#define NORMAL_ETHFRAME 0 - -static netdev_tx_t slic_xmit_start(struct sk_buff *skb, struct net_device *dev) -{ - struct sliccard *card; - struct adapter *adapter = netdev_priv(dev); - struct slic_hostcmd *hcmd = NULL; - u32 status = 0; - u32 skbtype = NORMAL_ETHFRAME; - void *offloadcmd = NULL; - - card = adapter->card; - ASSERT(card); - if ((adapter->linkstate != LINK_UP) || - (adapter->state != ADAPT_UP) || (card->state != CARD_UP)) { - status = XMIT_FAIL_LINK_STATE; - goto xmit_fail; - - } else if (skb->len == 0) { - status = XMIT_FAIL_ZERO_LENGTH; - goto xmit_fail; - } - - if (skbtype == NORMAL_ETHFRAME) { - hcmd = slic_cmdq_getfree(adapter); - if (!hcmd) { - adapter->xmitq_full = 1; - status = XMIT_FAIL_HOSTCMD_FAIL; - goto xmit_fail; - } - ASSERT(hcmd->pslic_handle); - ASSERT(hcmd->cmd64.hosthandle == - hcmd->pslic_handle->token.handle_token); - hcmd->skb = skb; - hcmd->busy = 1; - hcmd->type = SLIC_CMD_DUMB; - if (skbtype == NORMAL_ETHFRAME) - slic_xmit_build_request(adapter, hcmd, skb); - } - adapter->stats.tx_packets++; - adapter->stats.tx_bytes += skb->len; - -#ifdef DEBUG_DUMP - if (adapter->kill_card) { - struct slic_host64_cmd ihcmd; - - ihcmd = &hcmd->cmd64; - - ihcmd->flags |= 0x40; - adapter->kill_card = 0; /* only do this once */ - } -#endif - if (hcmd->paddrh == 0) { - slic_reg32_write(&adapter->slic_regs->slic_cbar, - (hcmd->paddrl | hcmd->cmdsize), DONT_FLUSH); - } else { - slic_reg64_write(adapter, &adapter->slic_regs->slic_cbar64, - (hcmd->paddrl | hcmd->cmdsize), - &adapter->slic_regs->slic_addr_upper, - hcmd->paddrh, DONT_FLUSH); - } -xmit_done: - return NETDEV_TX_OK; -xmit_fail: - slic_xmit_fail(adapter, skb, offloadcmd, skbtype, status); - goto xmit_done; -} - -static void slic_xmit_fail(struct adapter *adapter, - struct sk_buff *skb, - void *cmd, u32 skbtype, u32 status) -{ - if (adapter->xmitq_full) - netif_stop_queue(adapter->netdev); - if ((cmd == NULL) && (status <= XMIT_FAIL_HOSTCMD_FAIL)) { - switch (status) { - case XMIT_FAIL_LINK_STATE: - dev_err(&adapter->netdev->dev, - "reject xmit skb[%p: %x] linkstate[%s] " - "adapter[%s:%d] card[%s:%d]\n", - skb, skb->pkt_type, - SLIC_LINKSTATE(adapter->linkstate), - SLIC_ADAPTER_STATE(adapter->state), - adapter->state, - SLIC_CARD_STATE(adapter->card->state), - adapter->card->state); - break; - case XMIT_FAIL_ZERO_LENGTH: - dev_err(&adapter->netdev->dev, - "xmit_start skb->len == 0 skb[%p] type[%x]\n", - skb, skb->pkt_type); - break; - case XMIT_FAIL_HOSTCMD_FAIL: - dev_err(&adapter->netdev->dev, - "xmit_start skb[%p] type[%x] No host commands " - "available\n", skb, skb->pkt_type); - break; - default: - ASSERT(0); - } - } - dev_kfree_skb(skb); - adapter->stats.tx_dropped++; -} - -static void slic_rcv_handle_error(struct adapter *adapter, - struct slic_rcvbuf *rcvbuf) -{ - struct slic_hddr_wds *hdr = (struct slic_hddr_wds *)rcvbuf->data; - - if (adapter->devid != SLIC_1GB_DEVICE_ID) { - if (hdr->frame_status14 & VRHSTAT_802OE) - adapter->if_events.oflow802++; - if (hdr->frame_status14 & VRHSTAT_TPOFLO) - adapter->if_events.Tprtoflow++; - if (hdr->frame_status_b14 & VRHSTATB_802UE) - adapter->if_events.uflow802++; - if (hdr->frame_status_b14 & VRHSTATB_RCVE) { - adapter->if_events.rcvearly++; - adapter->stats.rx_fifo_errors++; - } - if (hdr->frame_status_b14 & VRHSTATB_BUFF) { - adapter->if_events.Bufov++; - adapter->stats.rx_over_errors++; - } - if (hdr->frame_status_b14 & VRHSTATB_CARRE) { - adapter->if_events.Carre++; - adapter->stats.tx_carrier_errors++; - } - if (hdr->frame_status_b14 & VRHSTATB_LONGE) - adapter->if_events.Longe++; - if (hdr->frame_status_b14 & VRHSTATB_PREA) - adapter->if_events.Invp++; - if (hdr->frame_status_b14 & VRHSTATB_CRC) { - adapter->if_events.Crc++; - adapter->stats.rx_crc_errors++; - } - if (hdr->frame_status_b14 & VRHSTATB_DRBL) - adapter->if_events.Drbl++; - if (hdr->frame_status_b14 & VRHSTATB_CODE) - adapter->if_events.Code++; - if (hdr->frame_status_b14 & VRHSTATB_TPCSUM) - adapter->if_events.TpCsum++; - if (hdr->frame_status_b14 & VRHSTATB_TPHLEN) - adapter->if_events.TpHlen++; - if (hdr->frame_status_b14 & VRHSTATB_IPCSUM) - adapter->if_events.IpCsum++; - if (hdr->frame_status_b14 & VRHSTATB_IPLERR) - adapter->if_events.IpLen++; - if (hdr->frame_status_b14 & VRHSTATB_IPHERR) - adapter->if_events.IpHlen++; - } else { - if (hdr->frame_statusGB & VGBSTAT_XPERR) { - u32 xerr = hdr->frame_statusGB >> VGBSTAT_XERRSHFT; - - if (xerr == VGBSTAT_XCSERR) - adapter->if_events.TpCsum++; - if (xerr == VGBSTAT_XUFLOW) - adapter->if_events.Tprtoflow++; - if (xerr == VGBSTAT_XHLEN) - adapter->if_events.TpHlen++; - } - if (hdr->frame_statusGB & VGBSTAT_NETERR) { - u32 nerr = - (hdr-> - frame_statusGB >> VGBSTAT_NERRSHFT) & - VGBSTAT_NERRMSK; - if (nerr == VGBSTAT_NCSERR) - adapter->if_events.IpCsum++; - if (nerr == VGBSTAT_NUFLOW) - adapter->if_events.IpLen++; - if (nerr == VGBSTAT_NHLEN) - adapter->if_events.IpHlen++; - } - if (hdr->frame_statusGB & VGBSTAT_LNKERR) { - u32 lerr = hdr->frame_statusGB & VGBSTAT_LERRMSK; - - if (lerr == VGBSTAT_LDEARLY) - adapter->if_events.rcvearly++; - if (lerr == VGBSTAT_LBOFLO) - adapter->if_events.Bufov++; - if (lerr == VGBSTAT_LCODERR) - adapter->if_events.Code++; - if (lerr == VGBSTAT_LDBLNBL) - adapter->if_events.Drbl++; - if (lerr == VGBSTAT_LCRCERR) - adapter->if_events.Crc++; - if (lerr == VGBSTAT_LOFLO) - adapter->if_events.oflow802++; - if (lerr == VGBSTAT_LUFLO) - adapter->if_events.uflow802++; - } - } - return; -} - -#define TCP_OFFLOAD_FRAME_PUSHFLAG 0x10000000 -#define M_FAST_PATH 0x0040 - -static void slic_rcv_handler(struct adapter *adapter) -{ - struct sk_buff *skb; - struct slic_rcvbuf *rcvbuf; - u32 frames = 0; - - while ((skb = slic_rcvqueue_getnext(adapter))) { - u32 rx_bytes; - - ASSERT(skb->head); - rcvbuf = (struct slic_rcvbuf *)skb->head; - adapter->card->events++; - if (rcvbuf->status & IRHDDR_ERR) { - adapter->rx_errors++; - slic_rcv_handle_error(adapter, rcvbuf); - slic_rcvqueue_reinsert(adapter, skb); - continue; - } - - if (!slic_mac_filter(adapter, (struct ether_header *) - rcvbuf->data)) { - slic_rcvqueue_reinsert(adapter, skb); - continue; - } - skb_pull(skb, SLIC_RCVBUF_HEADSIZE); - rx_bytes = (rcvbuf->length & IRHDDR_FLEN_MSK); - skb_put(skb, rx_bytes); - adapter->stats.rx_packets++; - adapter->stats.rx_bytes += rx_bytes; -#if SLIC_OFFLOAD_IP_CHECKSUM - skb->ip_summed = CHECKSUM_UNNECESSARY; -#endif - - skb->dev = adapter->netdev; - skb->protocol = eth_type_trans(skb, skb->dev); - netif_rx(skb); - - ++frames; -#if SLIC_INTERRUPT_PROCESS_LIMIT - if (frames >= SLIC_RCVQ_MAX_PROCESS_ISR) { - adapter->rcv_interrupt_yields++; - break; - } -#endif - } - adapter->max_isr_rcvs = max(adapter->max_isr_rcvs, frames); -} - -static void slic_xmit_complete(struct adapter *adapter) -{ - struct slic_hostcmd *hcmd; - struct slic_rspbuf *rspbuf; - u32 frames = 0; - struct slic_handle_word slic_handle_word; - - do { - rspbuf = slic_rspqueue_getnext(adapter); - if (!rspbuf) - break; - adapter->xmit_completes++; - adapter->card->events++; - /* - Get the complete host command buffer - */ - slic_handle_word.handle_token = rspbuf->hosthandle; - ASSERT(slic_handle_word.handle_index); - ASSERT(slic_handle_word.handle_index <= SLIC_CMDQ_MAXCMDS); - hcmd = - (struct slic_hostcmd *) - adapter->slic_handles[slic_handle_word.handle_index]. - address; -/* hcmd = (struct slic_hostcmd *) rspbuf->hosthandle; */ - ASSERT(hcmd); - ASSERT(hcmd->pslic_handle == - &adapter->slic_handles[slic_handle_word.handle_index]); - if (hcmd->type == SLIC_CMD_DUMB) { - if (hcmd->skb) - dev_kfree_skb_irq(hcmd->skb); - slic_cmdq_putdone_irq(adapter, hcmd); - } - rspbuf->status = 0; - rspbuf->hosthandle = 0; - frames++; - } while (1); - adapter->max_isr_xmits = max(adapter->max_isr_xmits, frames); -} - -static irqreturn_t slic_interrupt(int irq, void *dev_id) -{ - struct net_device *dev = (struct net_device *)dev_id; - struct adapter *adapter = netdev_priv(dev); - u32 isr; - - if ((adapter->pshmem) && (adapter->pshmem->isr)) { - slic_reg32_write(&adapter->slic_regs->slic_icr, - ICR_INT_MASK, FLUSH); - isr = adapter->isrcopy = adapter->pshmem->isr; - adapter->pshmem->isr = 0; - adapter->num_isrs++; - switch (adapter->card->state) { - case CARD_UP: - if (isr & ~ISR_IO) { - if (isr & ISR_ERR) { - adapter->error_interrupts++; - if (isr & ISR_RMISS) { - int count; - int pre_count; - int errors; - - struct slic_rcvqueue *rcvq = - &adapter->rcvqueue; - - adapter-> - error_rmiss_interrupts++; - if (!rcvq->errors) - rcv_count = rcvq->count; - pre_count = rcvq->count; - errors = rcvq->errors; - - while (rcvq->count < - SLIC_RCVQ_FILLTHRESH) { - count = - slic_rcvqueue_fill - (adapter); - if (!count) - break; - } - } else if (isr & ISR_XDROP) { - dev_err(&dev->dev, - "isr & ISR_ERR [%x] " - "ISR_XDROP \n", isr); - } else { - dev_err(&dev->dev, - "isr & ISR_ERR [%x]\n", - isr); - } - } - - if (isr & ISR_LEVENT) { - adapter->linkevent_interrupts++; - slic_link_event_handler(adapter); - } - - if ((isr & ISR_UPC) || - (isr & ISR_UPCERR) || (isr & ISR_UPCBSY)) { - adapter->upr_interrupts++; - slic_upr_request_complete(adapter, isr); - } - } - - if (isr & ISR_RCV) { - adapter->rcv_interrupts++; - slic_rcv_handler(adapter); - } - - if (isr & ISR_CMD) { - adapter->xmit_interrupts++; - slic_xmit_complete(adapter); - } - break; - - case CARD_DOWN: - if ((isr & ISR_UPC) || - (isr & ISR_UPCERR) || (isr & ISR_UPCBSY)) { - adapter->upr_interrupts++; - slic_upr_request_complete(adapter, isr); - } - break; - - default: - break; - } - - adapter->isrcopy = 0; - adapter->all_reg_writes += 2; - adapter->isr_reg_writes++; - slic_reg32_write(&adapter->slic_regs->slic_isr, 0, FLUSH); - } else { - adapter->false_interrupts++; - } - return IRQ_HANDLED; -} - -/* - * slic_link_event_handler - - * - * Initiate a link configuration sequence. The link configuration begins - * by issuing a READ_LINK_STATUS command to the Utility Processor on the - * SLIC. Since the command finishes asynchronously, the slic_upr_comlete - * routine will follow it up witha UP configuration write command, which - * will also complete asynchronously. - * - */ -static void slic_link_event_handler(struct adapter *adapter) -{ - int status; - struct slic_shmem *pshmem; - - if (adapter->state != ADAPT_UP) { - /* Adapter is not operational. Ignore. */ - return; - } - - pshmem = (struct slic_shmem *)adapter->phys_shmem; - -#if defined(CONFIG_X86_64) - status = slic_upr_request(adapter, - SLIC_UPR_RLSR, - SLIC_GET_ADDR_LOW(&pshmem->linkstatus), - SLIC_GET_ADDR_HIGH(&pshmem->linkstatus), - 0, 0); -#elif defined(CONFIG_X86) - status = slic_upr_request(adapter, SLIC_UPR_RLSR, - (u32) &pshmem->linkstatus, /* no 4GB wrap guaranteed */ - 0, 0, 0); -#else - Stop compilation; -#endif - ASSERT((status == STATUS_SUCCESS) || (status == STATUS_PENDING)); -} - -static void slic_init_cleanup(struct adapter *adapter) -{ - if (adapter->intrregistered) { - adapter->intrregistered = 0; - free_irq(adapter->netdev->irq, adapter->netdev); - - } - if (adapter->pshmem) { - pci_free_consistent(adapter->pcidev, - sizeof(struct slic_shmem), - adapter->pshmem, adapter->phys_shmem); - adapter->pshmem = NULL; - adapter->phys_shmem = (dma_addr_t) NULL; - } - - if (adapter->pingtimerset) { - adapter->pingtimerset = 0; - del_timer(&adapter->pingtimer); - } - - slic_rspqueue_free(adapter); - slic_cmdq_free(adapter); - slic_rcvqueue_free(adapter); -} - -static struct net_device_stats *slic_get_stats(struct net_device *dev) -{ - struct adapter *adapter = netdev_priv(dev); - - ASSERT(adapter); - dev->stats.collisions = adapter->slic_stats.iface.xmit_collisions; - dev->stats.rx_errors = adapter->slic_stats.iface.rcv_errors; - dev->stats.tx_errors = adapter->slic_stats.iface.xmt_errors; - dev->stats.rx_missed_errors = adapter->slic_stats.iface.rcv_discards; - dev->stats.tx_heartbeat_errors = 0; - dev->stats.tx_aborted_errors = 0; - dev->stats.tx_window_errors = 0; - dev->stats.tx_fifo_errors = 0; - dev->stats.rx_frame_errors = 0; - dev->stats.rx_length_errors = 0; - - return &dev->stats; -} - -/* - * Allocate a mcast_address structure to hold the multicast address. - * Link it in. - */ -static int slic_mcast_add_list(struct adapter *adapter, char *address) -{ - struct mcast_address *mcaddr, *mlist; - - /* Check to see if it already exists */ - mlist = adapter->mcastaddrs; - while (mlist) { - if (!compare_ether_addr(mlist->address, address)) - return STATUS_SUCCESS; - mlist = mlist->next; - } - - /* Doesn't already exist. Allocate a structure to hold it */ - mcaddr = kmalloc(sizeof(struct mcast_address), GFP_ATOMIC); - if (mcaddr == NULL) - return 1; - - memcpy(mcaddr->address, address, 6); - - mcaddr->next = adapter->mcastaddrs; - adapter->mcastaddrs = mcaddr; - - return STATUS_SUCCESS; -} - /* * Functions to obtain the CRC corresponding to the destination mac address. * This is a standard ethernet CRC in that it is a 32-bit, reflected CRC using @@ -1362,44 +297,6 @@ static void slic_mcast_set_bit(struct adapter *adapter, char *address) adapter->mcastmask |= (u64) 1 << crcpoly; } -static void slic_mcast_set_list(struct net_device *dev) -{ - struct adapter *adapter = netdev_priv(dev); - int status = STATUS_SUCCESS; - char *addresses; - struct netdev_hw_addr *ha; - - ASSERT(adapter); - - netdev_for_each_mc_addr(ha, dev) { - addresses = (char *) &ha->addr; - status = slic_mcast_add_list(adapter, addresses); - if (status != STATUS_SUCCESS) - break; - slic_mcast_set_bit(adapter, addresses); - } - - if (adapter->devflags_prev != dev->flags) { - adapter->macopts = MAC_DIRECTED; - if (dev->flags) { - if (dev->flags & IFF_BROADCAST) - adapter->macopts |= MAC_BCAST; - if (dev->flags & IFF_PROMISC) - adapter->macopts |= MAC_PROMISC; - if (dev->flags & IFF_ALLMULTI) - adapter->macopts |= MAC_ALLMCAST; - if (dev->flags & IFF_MULTICAST) - adapter->macopts |= MAC_MCAST; - } - adapter->devflags_prev = dev->flags; - slic_config_set(adapter, true); - } else { - if (status == STATUS_SUCCESS) - slic_mcast_set_mask(adapter); - } - return; -} - static void slic_mcast_set_mask(struct adapter *adapter) { __iomem struct slic_regs *slic_regs = adapter->slic_regs; @@ -1439,123 +336,6 @@ static void slic_timer_ping(ulong dev) add_timer(&adapter->pingtimer); } -/* - * slic_if_init - * - * Perform initialization of our slic interface. - * - */ -static int slic_if_init(struct adapter *adapter) -{ - struct sliccard *card = adapter->card; - struct net_device *dev = adapter->netdev; - __iomem struct slic_regs *slic_regs = adapter->slic_regs; - struct slic_shmem *pshmem; - int status = 0; - - ASSERT(card); - - /* adapter should be down at this point */ - if (adapter->state != ADAPT_DOWN) { - dev_err(&dev->dev, "%s: adapter->state != ADAPT_DOWN\n", - __func__); - return -EIO; - } - ASSERT(adapter->linkstate == LINK_DOWN); - - adapter->devflags_prev = dev->flags; - adapter->macopts = MAC_DIRECTED; - if (dev->flags) { - if (dev->flags & IFF_BROADCAST) - adapter->macopts |= MAC_BCAST; - if (dev->flags & IFF_PROMISC) - adapter->macopts |= MAC_PROMISC; - if (dev->flags & IFF_ALLMULTI) - adapter->macopts |= MAC_ALLMCAST; - if (dev->flags & IFF_MULTICAST) - adapter->macopts |= MAC_MCAST; - } - status = slic_adapter_allocresources(adapter); - if (status != STATUS_SUCCESS) { - dev_err(&dev->dev, - "%s: slic_adapter_allocresources FAILED %x\n", - __func__, status); - slic_adapter_freeresources(adapter); - return status; - } - - if (!adapter->queues_initialized) { - if (slic_rspqueue_init(adapter)) - return -ENOMEM; - if (slic_cmdq_init(adapter)) - return -ENOMEM; - if (slic_rcvqueue_init(adapter)) - return -ENOMEM; - adapter->queues_initialized = 1; - } - - slic_reg32_write(&slic_regs->slic_icr, ICR_INT_OFF, FLUSH); - mdelay(1); - - if (!adapter->isp_initialized) { - pshmem = (struct slic_shmem *)adapter->phys_shmem; - - spin_lock_irqsave(&adapter->bit64reglock.lock, - adapter->bit64reglock.flags); - -#if defined(CONFIG_X86_64) - slic_reg32_write(&slic_regs->slic_addr_upper, - SLIC_GET_ADDR_HIGH(&pshmem->isr), DONT_FLUSH); - slic_reg32_write(&slic_regs->slic_isp, - SLIC_GET_ADDR_LOW(&pshmem->isr), FLUSH); -#elif defined(CONFIG_X86) - slic_reg32_write(&slic_regs->slic_addr_upper, 0, DONT_FLUSH); - slic_reg32_write(&slic_regs->slic_isp, (u32)&pshmem->isr, FLUSH); -#else - Stop Compilations -#endif - spin_unlock_irqrestore(&adapter->bit64reglock.lock, - adapter->bit64reglock.flags); - adapter->isp_initialized = 1; - } - - adapter->state = ADAPT_UP; - if (!card->loadtimerset) { - init_timer(&card->loadtimer); - card->loadtimer.expires = - jiffies + (SLIC_LOADTIMER_PERIOD * HZ); - card->loadtimer.data = (ulong) card; - card->loadtimer.function = &slic_timer_load_check; - add_timer(&card->loadtimer); - - card->loadtimerset = 1; - } - - if (!adapter->pingtimerset) { - init_timer(&adapter->pingtimer); - adapter->pingtimer.expires = - jiffies + (PING_TIMER_INTERVAL * HZ); - adapter->pingtimer.data = (ulong) dev; - adapter->pingtimer.function = &slic_timer_ping; - add_timer(&adapter->pingtimer); - adapter->pingtimerset = 1; - adapter->card->pingstatus = ISR_PINGMASK; - } - - /* - * clear any pending events, then enable interrupts - */ - adapter->isrcopy = 0; - adapter->pshmem->isr = 0; - slic_reg32_write(&slic_regs->slic_isr, 0, FLUSH); - slic_reg32_write(&slic_regs->slic_icr, ICR_INT_ON, FLUSH); - - slic_link_config(adapter, LINK_AUTOSPEED, LINK_AUTOD); - slic_link_event_handler(adapter); - - return STATUS_SUCCESS; -} - static void slic_unmap_mmio_space(struct adapter *adapter) { if (adapter->slic_regs) @@ -1563,64 +343,6 @@ static void slic_unmap_mmio_space(struct adapter *adapter) adapter->slic_regs = NULL; } -static int slic_adapter_allocresources(struct adapter *adapter) -{ - if (!adapter->intrregistered) { - int retval; - - spin_unlock_irqrestore(&slic_global.driver_lock.lock, - slic_global.driver_lock.flags); - - retval = request_irq(adapter->netdev->irq, - &slic_interrupt, - IRQF_SHARED, - adapter->netdev->name, adapter->netdev); - - spin_lock_irqsave(&slic_global.driver_lock.lock, - slic_global.driver_lock.flags); - - if (retval) { - dev_err(&adapter->netdev->dev, - "request_irq (%s) FAILED [%x]\n", - adapter->netdev->name, retval); - return retval; - } - adapter->intrregistered = 1; - } - return STATUS_SUCCESS; -} - -static void slic_config_pci(struct pci_dev *pcidev) -{ - u16 pci_command; - u16 new_command; - - pci_read_config_word(pcidev, PCI_COMMAND, &pci_command); - - new_command = pci_command | PCI_COMMAND_MASTER - | PCI_COMMAND_MEMORY - | PCI_COMMAND_INVALIDATE - | PCI_COMMAND_PARITY | PCI_COMMAND_SERR | PCI_COMMAND_FAST_BACK; - if (pci_command != new_command) - pci_write_config_word(pcidev, PCI_COMMAND, new_command); -} - -static void slic_adapter_freeresources(struct adapter *adapter) -{ - slic_init_cleanup(adapter); - memset(&adapter->stats, 0, sizeof(struct net_device_stats)); - adapter->error_interrupts = 0; - adapter->rcv_interrupts = 0; - adapter->xmit_interrupts = 0; - adapter->linkevent_interrupts = 0; - adapter->upr_interrupts = 0; - adapter->num_isrs = 0; - adapter->xmit_completes = 0; - adapter->rcv_broadcasts = 0; - adapter->rcv_multicasts = 0; - adapter->rcv_unicasts = 0; -} - /* * slic_link_config * @@ -1774,18 +496,6 @@ static void slic_link_config(struct adapter *adapter, } } -static void slic_card_cleanup(struct sliccard *card) -{ - if (card->loadtimerset) { - card->loadtimerset = 0; - del_timer(&card->loadtimer); - } - - slic_debug_card_destroy(card); - - kfree(card); -} - static int slic_card_download_gbrcv(struct adapter *adapter) { const struct firmware *fw; @@ -1999,328 +709,74 @@ static void slic_intagg_set(struct adapter *adapter, u32 value) adapter->card->loadlevel_current = value; } -static int slic_card_init(struct sliccard *card, struct adapter *adapter) +static void slic_soft_reset(struct adapter *adapter) { - __iomem struct slic_regs *slic_regs = adapter->slic_regs; - struct slic_eeprom *peeprom; - struct oslic_eeprom *pOeeprom; - dma_addr_t phys_config; - u32 phys_configh; - u32 phys_configl; - u32 i = 0; - struct slic_shmem *pshmem; - int status; - uint macaddrs = card->card_size; - ushort eecodesize; - ushort dramsize; - ushort ee_chksum; - ushort calc_chksum; - struct slic_config_mac *pmac; - unsigned char fruformat; - unsigned char oemfruformat; - struct atk_fru *patkfru; - union oemfru *poemfru; - - /* Reset everything except PCI configuration space */ - slic_soft_reset(adapter); - - /* Download the microcode */ - status = slic_card_download(adapter); - - if (status != STATUS_SUCCESS) { - dev_err(&adapter->pcidev->dev, - "download failed bus %d slot %d\n", - adapter->busnumber, adapter->slotnumber); - return status; - } - - if (!card->config_set) { - peeprom = pci_alloc_consistent(adapter->pcidev, - sizeof(struct slic_eeprom), - &phys_config); - - phys_configl = SLIC_GET_ADDR_LOW(phys_config); - phys_configh = SLIC_GET_ADDR_HIGH(phys_config); - - if (!peeprom) { - dev_err(&adapter->pcidev->dev, - "eeprom read failed to get memory " - "bus %d slot %d\n", adapter->busnumber, - adapter->slotnumber); - return -ENOMEM; - } else { - memset(peeprom, 0, sizeof(struct slic_eeprom)); - } - slic_reg32_write(&slic_regs->slic_icr, ICR_INT_OFF, FLUSH); + if (adapter->card->state == CARD_UP) { + slic_reg32_write(&adapter->slic_regs->slic_quiesce, 0, FLUSH); mdelay(1); - pshmem = (struct slic_shmem *)adapter->phys_shmem; - - spin_lock_irqsave(&adapter->bit64reglock.lock, - adapter->bit64reglock.flags); - slic_reg32_write(&slic_regs->slic_addr_upper, 0, DONT_FLUSH); - slic_reg32_write(&slic_regs->slic_isp, - SLIC_GET_ADDR_LOW(&pshmem->isr), FLUSH); - spin_unlock_irqrestore(&adapter->bit64reglock.lock, - adapter->bit64reglock.flags); - - slic_config_get(adapter, phys_configl, phys_configh); - - for (;;) { - if (adapter->pshmem->isr) { - if (adapter->pshmem->isr & ISR_UPC) { - adapter->pshmem->isr = 0; - slic_reg64_write(adapter, - &slic_regs->slic_isp, 0, - &slic_regs->slic_addr_upper, - 0, FLUSH); - slic_reg32_write(&slic_regs->slic_isr, - 0, FLUSH); - - slic_upr_request_complete(adapter, 0); - break; - } else { - adapter->pshmem->isr = 0; - slic_reg32_write(&slic_regs->slic_isr, - 0, FLUSH); - } - } else { - mdelay(1); - i++; - if (i > 5000) { - dev_err(&adapter->pcidev->dev, - "%d config data fetch timed out!\n", - adapter->port); - slic_reg64_write(adapter, - &slic_regs->slic_isp, 0, - &slic_regs->slic_addr_upper, - 0, FLUSH); - return -EINVAL; - } - } - } - - switch (adapter->devid) { - /* Oasis card */ - case SLIC_2GB_DEVICE_ID: - /* extract EEPROM data and pointers to EEPROM data */ - pOeeprom = (struct oslic_eeprom *) peeprom; - eecodesize = pOeeprom->EecodeSize; - dramsize = pOeeprom->DramSize; - pmac = pOeeprom->MacInfo; - fruformat = pOeeprom->FruFormat; - patkfru = &pOeeprom->AtkFru; - oemfruformat = pOeeprom->OemFruFormat; - poemfru = &pOeeprom->OemFru; - macaddrs = 2; - /* Minor kludge for Oasis card - get 2 MAC addresses from the - EEPROM to ensure that function 1 - gets the Port 1 MAC address */ - break; - default: - /* extract EEPROM data and pointers to EEPROM data */ - eecodesize = peeprom->EecodeSize; - dramsize = peeprom->DramSize; - pmac = peeprom->u2.mac.MacInfo; - fruformat = peeprom->FruFormat; - patkfru = &peeprom->AtkFru; - oemfruformat = peeprom->OemFruFormat; - poemfru = &peeprom->OemFru; - break; - } - - card->config.EepromValid = false; - - /* see if the EEPROM is valid by checking it's checksum */ - if ((eecodesize <= MAX_EECODE_SIZE) && - (eecodesize >= MIN_EECODE_SIZE)) { - - ee_chksum = - *(u16 *) ((char *) peeprom + (eecodesize - 2)); - /* - calculate the EEPROM checksum - */ - calc_chksum = - ~slic_eeprom_cksum((char *) peeprom, - (eecodesize - 2)); - /* - if the ucdoe chksum flag bit worked, - we wouldn't need this shit - */ - if (ee_chksum == calc_chksum) - card->config.EepromValid = true; - } - /* copy in the DRAM size */ - card->config.DramSize = dramsize; - - /* copy in the MAC address(es) */ - for (i = 0; i < macaddrs; i++) { - memcpy(&card->config.MacInfo[i], - &pmac[i], sizeof(struct slic_config_mac)); - } - - /* copy the Alacritech FRU information */ - card->config.FruFormat = fruformat; - memcpy(&card->config.AtkFru, patkfru, - sizeof(struct atk_fru)); - - pci_free_consistent(adapter->pcidev, - sizeof(struct slic_eeprom), - peeprom, phys_config); - - if ((!card->config.EepromValid) && - (adapter->reg_params.fail_on_bad_eeprom)) { - slic_reg64_write(adapter, &slic_regs->slic_isp, 0, - &slic_regs->slic_addr_upper, - 0, FLUSH); - dev_err(&adapter->pcidev->dev, - "unsupported CONFIGURATION EEPROM invalid\n"); - return -EINVAL; - } - - card->config_set = 1; } - if (slic_card_download_gbrcv(adapter)) { - dev_err(&adapter->pcidev->dev, - "unable to download GB receive microcode\n"); - return -EINVAL; - } - - if (slic_global.dynamic_intagg) - slic_intagg_set(adapter, 0); - else - slic_intagg_set(adapter, intagg_delay); - - /* - * Initialize ping status to "ok" - */ - card->pingstatus = ISR_PINGMASK; - - /* - * Lastly, mark our card state as up and return success - */ - card->state = CARD_UP; - card->reset_in_progress = 0; - - return STATUS_SUCCESS; + slic_reg32_write(&adapter->slic_regs->slic_reset, SLIC_RESET_MAGIC, + FLUSH); + mdelay(1); } -static u32 slic_card_locate(struct adapter *adapter) +static void slic_mac_address_config(struct adapter *adapter) { - struct sliccard *card = slic_global.slic_card; - struct physcard *physcard = slic_global.phys_card; - ushort card_hostid; - u16 __iomem *hostid_reg; - uint i; - uint rdhostid_offset = 0; - - switch (adapter->devid) { - case SLIC_2GB_DEVICE_ID: - rdhostid_offset = SLIC_RDHOSTID_2GB; - break; - case SLIC_1GB_DEVICE_ID: - rdhostid_offset = SLIC_RDHOSTID_1GB; - break; - default: - ASSERT(0); - break; - } + u32 value; + u32 value2; + __iomem struct slic_regs *slic_regs = adapter->slic_regs; - hostid_reg = - (u16 __iomem *) (((u8 __iomem *) (adapter->slic_regs)) + - rdhostid_offset); + value = *(u32 *) &adapter->currmacaddr[2]; + value = ntohl(value); + slic_reg32_write(&slic_regs->slic_wraddral, value, FLUSH); + slic_reg32_write(&slic_regs->slic_wraddrbl, value, FLUSH); - /* read the 16 bit hostid from SRAM */ - card_hostid = (ushort) readw(hostid_reg); + value2 = (u32) ((adapter->currmacaddr[0] << 8 | + adapter->currmacaddr[1]) & 0xFFFF); - /* Initialize a new card structure if need be */ - if (card_hostid == SLIC_HOSTID_DEFAULT) { - card = kzalloc(sizeof(struct sliccard), GFP_KERNEL); - if (card == NULL) - return -ENOMEM; + slic_reg32_write(&slic_regs->slic_wraddrah, value2, FLUSH); + slic_reg32_write(&slic_regs->slic_wraddrbh, value2, FLUSH); - card->next = slic_global.slic_card; - slic_global.slic_card = card; - card->busnumber = adapter->busnumber; - card->slotnumber = adapter->slotnumber; + /* Write our multicast mask out to the card. This is done */ + /* here in addition to the slic_mcast_addr_set routine */ + /* because ALL_MCAST may have been enabled or disabled */ + slic_mcast_set_mask(adapter); +} - /* Find an available cardnum */ - for (i = 0; i < SLIC_MAX_CARDS; i++) { - if (slic_global.cardnuminuse[i] == 0) { - slic_global.cardnuminuse[i] = 1; - card->cardnum = i; - break; - } - } - slic_global.num_slic_cards++; +static void slic_mac_config(struct adapter *adapter) +{ + u32 value; + __iomem struct slic_regs *slic_regs = adapter->slic_regs; - slic_debug_card_create(card); + /* Setup GMAC gaps */ + if (adapter->linkspeed == LINK_1000MB) { + value = ((GMCR_GAPBB_1000 << GMCR_GAPBB_SHIFT) | + (GMCR_GAPR1_1000 << GMCR_GAPR1_SHIFT) | + (GMCR_GAPR2_1000 << GMCR_GAPR2_SHIFT)); } else { - /* Card exists, find the card this adapter belongs to */ - while (card) { - if (card->cardnum == card_hostid) - break; - card = card->next; - } - } - - ASSERT(card); - if (!card) - return STATUS_FAILURE; - /* Put the adapter in the card's adapter list */ - ASSERT(card->adapter[adapter->port] == NULL); - if (!card->adapter[adapter->port]) { - card->adapter[adapter->port] = adapter; - adapter->card = card; + value = ((GMCR_GAPBB_100 << GMCR_GAPBB_SHIFT) | + (GMCR_GAPR1_100 << GMCR_GAPR1_SHIFT) | + (GMCR_GAPR2_100 << GMCR_GAPR2_SHIFT)); } - card->card_size = 1; /* one port per *logical* card */ - - while (physcard) { - for (i = 0; i < SLIC_MAX_PORTS; i++) { - if (!physcard->adapter[i]) - continue; - else - break; - } - ASSERT(i != SLIC_MAX_PORTS); - if (physcard->adapter[i]->slotnumber == adapter->slotnumber) - break; - physcard = physcard->next; - } - if (!physcard) { - /* no structure allocated for this physical card yet */ - physcard = kzalloc(sizeof(struct physcard), GFP_ATOMIC); - ASSERT(physcard); + /* enable GMII */ + if (adapter->linkspeed == LINK_1000MB) + value |= GMCR_GBIT; - physcard->next = slic_global.phys_card; - slic_global.phys_card = physcard; - physcard->adapters_allocd = 1; - } else { - physcard->adapters_allocd++; + /* enable fullduplex */ + if ((adapter->linkduplex == LINK_FULLD) + || (adapter->macopts & MAC_LOOPBACK)) { + value |= GMCR_FULLD; } - /* Note - this is ZERO relative */ - adapter->physport = physcard->adapters_allocd - 1; - ASSERT(physcard->adapter[adapter->physport] == NULL); - physcard->adapter[adapter->physport] = adapter; - adapter->physcard = physcard; + /* write mac config */ + slic_reg32_write(&slic_regs->slic_wmcfg, value, FLUSH); - return 0; + /* setup mac addresses */ + slic_mac_address_config(adapter); } -static void slic_soft_reset(struct adapter *adapter) -{ - if (adapter->card->state == CARD_UP) { - slic_reg32_write(&adapter->slic_regs->slic_quiesce, 0, FLUSH); - mdelay(1); - } - - slic_reg32_write(&adapter->slic_regs->slic_reset, SLIC_RESET_MAGIC, - FLUSH); - mdelay(1); -} static void slic_config_set(struct adapter *adapter, bool linkchange) { @@ -2403,71 +859,119 @@ static void slic_config_clear(struct adapter *adapter) slic_reg32_write(&slic_regs->slic_wphy, phy_config, FLUSH); } -static void slic_config_get(struct adapter *adapter, u32 config, - u32 config_h) +static int slic_upr_queue_request(struct adapter *adapter, + u32 upr_request, + u32 upr_data, + u32 upr_data_h, + u32 upr_buffer, u32 upr_buffer_h) { - int status; + struct slic_upr *upr; + struct slic_upr *uprqueue; - status = slic_upr_request(adapter, - SLIC_UPR_RCONFIG, - (u32) config, (u32) config_h, 0, 0); - ASSERT(status == 0); + upr = kmalloc(sizeof(struct slic_upr), GFP_ATOMIC); + if (!upr) + return -ENOMEM; + + upr->adapter = adapter->port; + upr->upr_request = upr_request; + upr->upr_data = upr_data; + upr->upr_buffer = upr_buffer; + upr->upr_data_h = upr_data_h; + upr->upr_buffer_h = upr_buffer_h; + upr->next = NULL; + if (adapter->upr_list) { + uprqueue = adapter->upr_list; + + while (uprqueue->next) + uprqueue = uprqueue->next; + uprqueue->next = upr; + } else { + adapter->upr_list = upr; + } + return STATUS_SUCCESS; } -static void slic_mac_address_config(struct adapter *adapter) +static void slic_upr_start(struct adapter *adapter) { - u32 value; - u32 value2; + struct slic_upr *upr; __iomem struct slic_regs *slic_regs = adapter->slic_regs; +/* + char * ptr1; + char * ptr2; + uint cmdoffset; +*/ + upr = adapter->upr_list; + if (!upr) + return; + if (adapter->upr_busy) + return; + adapter->upr_busy = 1; - value = *(u32 *) &adapter->currmacaddr[2]; - value = ntohl(value); - slic_reg32_write(&slic_regs->slic_wraddral, value, FLUSH); - slic_reg32_write(&slic_regs->slic_wraddrbl, value, FLUSH); - - value2 = (u32) ((adapter->currmacaddr[0] << 8 | - adapter->currmacaddr[1]) & 0xFFFF); + switch (upr->upr_request) { + case SLIC_UPR_STATS: + if (upr->upr_data_h == 0) { + slic_reg32_write(&slic_regs->slic_stats, upr->upr_data, + FLUSH); + } else { + slic_reg64_write(adapter, &slic_regs->slic_stats64, + upr->upr_data, + &slic_regs->slic_addr_upper, + upr->upr_data_h, FLUSH); + } + break; - slic_reg32_write(&slic_regs->slic_wraddrah, value2, FLUSH); - slic_reg32_write(&slic_regs->slic_wraddrbh, value2, FLUSH); + case SLIC_UPR_RLSR: + slic_reg64_write(adapter, &slic_regs->slic_rlsr, upr->upr_data, + &slic_regs->slic_addr_upper, upr->upr_data_h, + FLUSH); + break; - /* Write our multicast mask out to the card. This is done */ - /* here in addition to the slic_mcast_addr_set routine */ - /* because ALL_MCAST may have been enabled or disabled */ - slic_mcast_set_mask(adapter); + case SLIC_UPR_RCONFIG: + slic_reg64_write(adapter, &slic_regs->slic_rconfig, + upr->upr_data, &slic_regs->slic_addr_upper, + upr->upr_data_h, FLUSH); + break; + case SLIC_UPR_PING: + slic_reg32_write(&slic_regs->slic_ping, 1, FLUSH); + break; + default: + ASSERT(0); + } } -static void slic_mac_config(struct adapter *adapter) +static int slic_upr_request(struct adapter *adapter, + u32 upr_request, + u32 upr_data, + u32 upr_data_h, + u32 upr_buffer, u32 upr_buffer_h) { - u32 value; - __iomem struct slic_regs *slic_regs = adapter->slic_regs; - - /* Setup GMAC gaps */ - if (adapter->linkspeed == LINK_1000MB) { - value = ((GMCR_GAPBB_1000 << GMCR_GAPBB_SHIFT) | - (GMCR_GAPR1_1000 << GMCR_GAPR1_SHIFT) | - (GMCR_GAPR2_1000 << GMCR_GAPR2_SHIFT)); - } else { - value = ((GMCR_GAPBB_100 << GMCR_GAPBB_SHIFT) | - (GMCR_GAPR1_100 << GMCR_GAPR1_SHIFT) | - (GMCR_GAPR2_100 << GMCR_GAPR2_SHIFT)); - } - - /* enable GMII */ - if (adapter->linkspeed == LINK_1000MB) - value |= GMCR_GBIT; + int status; - /* enable fullduplex */ - if ((adapter->linkduplex == LINK_FULLD) - || (adapter->macopts & MAC_LOOPBACK)) { - value |= GMCR_FULLD; + spin_lock_irqsave(&adapter->upr_lock.lock, adapter->upr_lock.flags); + status = slic_upr_queue_request(adapter, + upr_request, + upr_data, + upr_data_h, upr_buffer, upr_buffer_h); + if (status != STATUS_SUCCESS) { + spin_unlock_irqrestore(&adapter->upr_lock.lock, + adapter->upr_lock.flags); + return status; } + slic_upr_start(adapter); + spin_unlock_irqrestore(&adapter->upr_lock.lock, + adapter->upr_lock.flags); + return STATUS_PENDING; +} - /* write mac config */ - slic_reg32_write(&slic_regs->slic_wmcfg, value, FLUSH); +static void slic_config_get(struct adapter *adapter, u32 config, + u32 config_h) +{ + int status; - /* setup mac addresses */ - slic_mac_address_config(adapter); + status = slic_upr_request(adapter, + SLIC_UPR_RCONFIG, + (u32) config, (u32) config_h, 0, 0); + ASSERT(status == 0); } static bool slic_mac_filter(struct adapter *adapter, @@ -2597,73 +1101,83 @@ static void slic_timer_load_check(ulong cardaddr) add_timer(&card->loadtimer); } -static void slic_assert_fail(void) +static void slic_link_upr_complete(struct adapter *adapter, u32 isr) { - u32 cpuid; - u32 curr_pid; - cpuid = smp_processor_id(); - curr_pid = current->pid; + u32 linkstatus = adapter->pshmem->linkstatus; + uint linkup; + unsigned char linkspeed; + unsigned char linkduplex; - printk(KERN_ERR "%s CPU # %d ---- PID # %d\n", - __func__, cpuid, curr_pid); -} + if ((isr & ISR_UPCERR) || (isr & ISR_UPCBSY)) { + struct slic_shmem *pshmem; -static int slic_upr_queue_request(struct adapter *adapter, - u32 upr_request, - u32 upr_data, - u32 upr_data_h, - u32 upr_buffer, u32 upr_buffer_h) -{ - struct slic_upr *upr; - struct slic_upr *uprqueue; + pshmem = (struct slic_shmem *)adapter->phys_shmem; +#if defined(CONFIG_X86_64) + slic_upr_queue_request(adapter, + SLIC_UPR_RLSR, + SLIC_GET_ADDR_LOW(&pshmem->linkstatus), + SLIC_GET_ADDR_HIGH(&pshmem->linkstatus), + 0, 0); +#elif defined(CONFIG_X86) + slic_upr_queue_request(adapter, + SLIC_UPR_RLSR, + (u32) &pshmem->linkstatus, + SLIC_GET_ADDR_HIGH(pshmem), 0, 0); +#else + Stop Compilation; +#endif + return; + } + if (adapter->state != ADAPT_UP) + return; - upr = kmalloc(sizeof(struct slic_upr), GFP_ATOMIC); - if (!upr) - return -ENOMEM; + ASSERT((adapter->devid == SLIC_1GB_DEVICE_ID) + || (adapter->devid == SLIC_2GB_DEVICE_ID)); - upr->adapter = adapter->port; - upr->upr_request = upr_request; - upr->upr_data = upr_data; - upr->upr_buffer = upr_buffer; - upr->upr_data_h = upr_data_h; - upr->upr_buffer_h = upr_buffer_h; - upr->next = NULL; - if (adapter->upr_list) { - uprqueue = adapter->upr_list; + linkup = linkstatus & GIG_LINKUP ? LINK_UP : LINK_DOWN; + if (linkstatus & GIG_SPEED_1000) + linkspeed = LINK_1000MB; + else if (linkstatus & GIG_SPEED_100) + linkspeed = LINK_100MB; + else + linkspeed = LINK_10MB; - while (uprqueue->next) - uprqueue = uprqueue->next; - uprqueue->next = upr; - } else { - adapter->upr_list = upr; + if (linkstatus & GIG_FULLDUPLEX) + linkduplex = LINK_FULLD; + else + linkduplex = LINK_HALFD; + + if ((adapter->linkstate == LINK_DOWN) && (linkup == LINK_DOWN)) + return; + + /* link up event, but nothing has changed */ + if ((adapter->linkstate == LINK_UP) && + (linkup == LINK_UP) && + (adapter->linkspeed == linkspeed) && + (adapter->linkduplex == linkduplex)) + return; + + /* link has changed at this point */ + + /* link has gone from up to down */ + if (linkup == LINK_DOWN) { + adapter->linkstate = LINK_DOWN; + return; } - return STATUS_SUCCESS; -} -static int slic_upr_request(struct adapter *adapter, - u32 upr_request, - u32 upr_data, - u32 upr_data_h, - u32 upr_buffer, u32 upr_buffer_h) -{ - int status; + /* link has gone from down to up */ + adapter->linkspeed = linkspeed; + adapter->linkduplex = linkduplex; - spin_lock_irqsave(&adapter->upr_lock.lock, adapter->upr_lock.flags); - status = slic_upr_queue_request(adapter, - upr_request, - upr_data, - upr_data_h, upr_buffer, upr_buffer_h); - if (status != STATUS_SUCCESS) { - spin_unlock_irqrestore(&adapter->upr_lock.lock, - adapter->upr_lock.flags); - return status; + if (adapter->linkstate != LINK_UP) { + /* setup the mac */ + slic_config_set(adapter, true); + adapter->linkstate = LINK_UP; + netif_start_queue(adapter->netdev); } - slic_upr_start(adapter); - spin_unlock_irqrestore(&adapter->upr_lock.lock, - adapter->upr_lock.flags); - return STATUS_PENDING; } + static void slic_upr_request_complete(struct adapter *adapter, u32 isr) { struct sliccard *card = adapter->card; @@ -2786,130 +1300,6 @@ static void slic_upr_request_complete(struct adapter *adapter, u32 isr) adapter->upr_lock.flags); } -static void slic_upr_start(struct adapter *adapter) -{ - struct slic_upr *upr; - __iomem struct slic_regs *slic_regs = adapter->slic_regs; -/* - char * ptr1; - char * ptr2; - uint cmdoffset; -*/ - upr = adapter->upr_list; - if (!upr) - return; - if (adapter->upr_busy) - return; - adapter->upr_busy = 1; - - switch (upr->upr_request) { - case SLIC_UPR_STATS: - if (upr->upr_data_h == 0) { - slic_reg32_write(&slic_regs->slic_stats, upr->upr_data, - FLUSH); - } else { - slic_reg64_write(adapter, &slic_regs->slic_stats64, - upr->upr_data, - &slic_regs->slic_addr_upper, - upr->upr_data_h, FLUSH); - } - break; - - case SLIC_UPR_RLSR: - slic_reg64_write(adapter, &slic_regs->slic_rlsr, upr->upr_data, - &slic_regs->slic_addr_upper, upr->upr_data_h, - FLUSH); - break; - - case SLIC_UPR_RCONFIG: - slic_reg64_write(adapter, &slic_regs->slic_rconfig, - upr->upr_data, &slic_regs->slic_addr_upper, - upr->upr_data_h, FLUSH); - break; - case SLIC_UPR_PING: - slic_reg32_write(&slic_regs->slic_ping, 1, FLUSH); - break; - default: - ASSERT(0); - } -} - -static void slic_link_upr_complete(struct adapter *adapter, u32 isr) -{ - u32 linkstatus = adapter->pshmem->linkstatus; - uint linkup; - unsigned char linkspeed; - unsigned char linkduplex; - - if ((isr & ISR_UPCERR) || (isr & ISR_UPCBSY)) { - struct slic_shmem *pshmem; - - pshmem = (struct slic_shmem *)adapter->phys_shmem; -#if defined(CONFIG_X86_64) - slic_upr_queue_request(adapter, - SLIC_UPR_RLSR, - SLIC_GET_ADDR_LOW(&pshmem->linkstatus), - SLIC_GET_ADDR_HIGH(&pshmem->linkstatus), - 0, 0); -#elif defined(CONFIG_X86) - slic_upr_queue_request(adapter, - SLIC_UPR_RLSR, - (u32) &pshmem->linkstatus, - SLIC_GET_ADDR_HIGH(pshmem), 0, 0); -#else - Stop Compilation; -#endif - return; - } - if (adapter->state != ADAPT_UP) - return; - - ASSERT((adapter->devid == SLIC_1GB_DEVICE_ID) - || (adapter->devid == SLIC_2GB_DEVICE_ID)); - - linkup = linkstatus & GIG_LINKUP ? LINK_UP : LINK_DOWN; - if (linkstatus & GIG_SPEED_1000) - linkspeed = LINK_1000MB; - else if (linkstatus & GIG_SPEED_100) - linkspeed = LINK_100MB; - else - linkspeed = LINK_10MB; - - if (linkstatus & GIG_FULLDUPLEX) - linkduplex = LINK_FULLD; - else - linkduplex = LINK_HALFD; - - if ((adapter->linkstate == LINK_DOWN) && (linkup == LINK_DOWN)) - return; - - /* link up event, but nothing has changed */ - if ((adapter->linkstate == LINK_UP) && - (linkup == LINK_UP) && - (adapter->linkspeed == linkspeed) && - (adapter->linkduplex == linkduplex)) - return; - - /* link has changed at this point */ - - /* link has gone from up to down */ - if (linkup == LINK_DOWN) { - adapter->linkstate = LINK_DOWN; - return; - } - - /* link has gone from down to up */ - adapter->linkspeed = linkspeed; - adapter->linkduplex = linkduplex; - - if (adapter->linkstate != LINK_UP) { - /* setup the mac */ - slic_config_set(adapter, true); - adapter->linkstate = LINK_UP; - netif_start_queue(adapter->netdev); - } -} - /* * this is here to checksum the eeprom, there is some ucode bug * which prevens us from using the ucode result. @@ -3012,6 +1402,25 @@ static ushort slic_eeprom_cksum(char *m, int len) return (ushort) sum; } +static void slic_rspqueue_free(struct adapter *adapter) +{ + int i; + struct slic_rspqueue *rspq = &adapter->rspqueue; + + for (i = 0; i < rspq->num_pages; i++) { + if (rspq->vaddr[i]) { + pci_free_consistent(adapter->pcidev, PAGE_SIZE, + rspq->vaddr[i], rspq->paddr[i]); + } + rspq->vaddr[i] = NULL; + rspq->paddr[i] = 0; + } + rspq->offset = 0; + rspq->pageindex = 0; + rspq->rspbuf = NULL; +} + + static int slic_rspqueue_init(struct adapter *adapter) { int i; @@ -3059,24 +1468,6 @@ static int slic_rspqueue_init(struct adapter *adapter) return STATUS_SUCCESS; } -static void slic_rspqueue_free(struct adapter *adapter) -{ - int i; - struct slic_rspqueue *rspq = &adapter->rspqueue; - - for (i = 0; i < rspq->num_pages; i++) { - if (rspq->vaddr[i]) { - pci_free_consistent(adapter->pcidev, PAGE_SIZE, - rspq->vaddr[i], rspq->paddr[i]); - } - rspq->vaddr[i] = NULL; - rspq->paddr[i] = 0; - } - rspq->offset = 0; - rspq->pageindex = 0; - rspq->rspbuf = NULL; -} - static struct slic_rspbuf *slic_rspqueue_getnext(struct adapter *adapter) { struct slic_rspqueue *rspq = &adapter->rspqueue; @@ -3159,36 +1550,6 @@ static u32 *slic_cmdqmem_addpage(struct adapter *adapter) return pageaddr; } -static int slic_cmdq_init(struct adapter *adapter) -{ - int i; - u32 *pageaddr; - - ASSERT(adapter->state == ADAPT_DOWN); - memset(&adapter->cmdq_all, 0, sizeof(struct slic_cmdqueue)); - memset(&adapter->cmdq_free, 0, sizeof(struct slic_cmdqueue)); - memset(&adapter->cmdq_done, 0, sizeof(struct slic_cmdqueue)); - spin_lock_init(&adapter->cmdq_all.lock.lock); - spin_lock_init(&adapter->cmdq_free.lock.lock); - spin_lock_init(&adapter->cmdq_done.lock.lock); - slic_cmdqmem_init(adapter); - adapter->slic_handle_ix = 1; - for (i = 0; i < SLIC_CMDQ_INITPAGES; i++) { - pageaddr = slic_cmdqmem_addpage(adapter); -#ifndef CONFIG_X86_64 - ASSERT(((u32) pageaddr & 0xFFFFF000) == (u32) pageaddr); -#endif - if (!pageaddr) { - slic_cmdq_free(adapter); - return STATUS_FAILURE; - } - slic_cmdq_addcmdpage(adapter, pageaddr); - } - adapter->slic_handle_ix = 1; - - return STATUS_SUCCESS; -} - static void slic_cmdq_free(struct adapter *adapter) { struct slic_hostcmd *cmd; @@ -3212,53 +1573,6 @@ static void slic_cmdq_free(struct adapter *adapter) slic_cmdqmem_free(adapter); } -static void slic_cmdq_reset(struct adapter *adapter) -{ - struct slic_hostcmd *hcmd; - struct sk_buff *skb; - u32 outstanding; - - spin_lock_irqsave(&adapter->cmdq_free.lock.lock, - adapter->cmdq_free.lock.flags); - spin_lock_irqsave(&adapter->cmdq_done.lock.lock, - adapter->cmdq_done.lock.flags); - outstanding = adapter->cmdq_all.count - adapter->cmdq_done.count; - outstanding -= adapter->cmdq_free.count; - hcmd = adapter->cmdq_all.head; - while (hcmd) { - if (hcmd->busy) { - skb = hcmd->skb; - ASSERT(skb); - hcmd->busy = 0; - hcmd->skb = NULL; - dev_kfree_skb_irq(skb); - } - hcmd = hcmd->next_all; - } - adapter->cmdq_free.count = 0; - adapter->cmdq_free.head = NULL; - adapter->cmdq_free.tail = NULL; - adapter->cmdq_done.count = 0; - adapter->cmdq_done.head = NULL; - adapter->cmdq_done.tail = NULL; - adapter->cmdq_free.head = adapter->cmdq_all.head; - hcmd = adapter->cmdq_all.head; - while (hcmd) { - adapter->cmdq_free.count++; - hcmd->next = hcmd->next_all; - hcmd = hcmd->next_all; - } - if (adapter->cmdq_free.count != adapter->cmdq_all.count) { - dev_err(&adapter->netdev->dev, - "free_count %d != all count %d\n", - adapter->cmdq_free.count, adapter->cmdq_all.count); - } - spin_unlock_irqrestore(&adapter->cmdq_done.lock.lock, - adapter->cmdq_done.lock.flags); - spin_unlock_irqrestore(&adapter->cmdq_free.lock.lock, - adapter->cmdq_free.lock.flags); -} - static void slic_cmdq_addcmdpage(struct adapter *adapter, u32 *page) { struct slic_hostcmd *cmd; @@ -3324,6 +1638,100 @@ static void slic_cmdq_addcmdpage(struct adapter *adapter, u32 *page) spin_unlock_irqrestore(&cmdq->lock.lock, cmdq->lock.flags); } + +static int slic_cmdq_init(struct adapter *adapter) +{ + int i; + u32 *pageaddr; + + ASSERT(adapter->state == ADAPT_DOWN); + memset(&adapter->cmdq_all, 0, sizeof(struct slic_cmdqueue)); + memset(&adapter->cmdq_free, 0, sizeof(struct slic_cmdqueue)); + memset(&adapter->cmdq_done, 0, sizeof(struct slic_cmdqueue)); + spin_lock_init(&adapter->cmdq_all.lock.lock); + spin_lock_init(&adapter->cmdq_free.lock.lock); + spin_lock_init(&adapter->cmdq_done.lock.lock); + slic_cmdqmem_init(adapter); + adapter->slic_handle_ix = 1; + for (i = 0; i < SLIC_CMDQ_INITPAGES; i++) { + pageaddr = slic_cmdqmem_addpage(adapter); +#ifndef CONFIG_X86_64 + ASSERT(((u32) pageaddr & 0xFFFFF000) == (u32) pageaddr); +#endif + if (!pageaddr) { + slic_cmdq_free(adapter); + return STATUS_FAILURE; + } + slic_cmdq_addcmdpage(adapter, pageaddr); + } + adapter->slic_handle_ix = 1; + + return STATUS_SUCCESS; +} + +static void slic_cmdq_reset(struct adapter *adapter) +{ + struct slic_hostcmd *hcmd; + struct sk_buff *skb; + u32 outstanding; + + spin_lock_irqsave(&adapter->cmdq_free.lock.lock, + adapter->cmdq_free.lock.flags); + spin_lock_irqsave(&adapter->cmdq_done.lock.lock, + adapter->cmdq_done.lock.flags); + outstanding = adapter->cmdq_all.count - adapter->cmdq_done.count; + outstanding -= adapter->cmdq_free.count; + hcmd = adapter->cmdq_all.head; + while (hcmd) { + if (hcmd->busy) { + skb = hcmd->skb; + ASSERT(skb); + hcmd->busy = 0; + hcmd->skb = NULL; + dev_kfree_skb_irq(skb); + } + hcmd = hcmd->next_all; + } + adapter->cmdq_free.count = 0; + adapter->cmdq_free.head = NULL; + adapter->cmdq_free.tail = NULL; + adapter->cmdq_done.count = 0; + adapter->cmdq_done.head = NULL; + adapter->cmdq_done.tail = NULL; + adapter->cmdq_free.head = adapter->cmdq_all.head; + hcmd = adapter->cmdq_all.head; + while (hcmd) { + adapter->cmdq_free.count++; + hcmd->next = hcmd->next_all; + hcmd = hcmd->next_all; + } + if (adapter->cmdq_free.count != adapter->cmdq_all.count) { + dev_err(&adapter->netdev->dev, + "free_count %d != all count %d\n", + adapter->cmdq_free.count, adapter->cmdq_all.count); + } + spin_unlock_irqrestore(&adapter->cmdq_done.lock.lock, + adapter->cmdq_done.lock.flags); + spin_unlock_irqrestore(&adapter->cmdq_free.lock.lock, + adapter->cmdq_free.lock.flags); +} + +static void slic_cmdq_getdone(struct adapter *adapter) +{ + struct slic_cmdqueue *done_cmdq = &adapter->cmdq_done; + struct slic_cmdqueue *free_cmdq = &adapter->cmdq_free; + + ASSERT(free_cmdq->head == NULL); + spin_lock_irqsave(&done_cmdq->lock.lock, done_cmdq->lock.flags); + + free_cmdq->head = done_cmdq->head; + free_cmdq->count = done_cmdq->count; + done_cmdq->head = NULL; + done_cmdq->tail = NULL; + done_cmdq->count = 0; + spin_unlock_irqrestore(&done_cmdq->lock.lock, done_cmdq->lock.flags); +} + static struct slic_hostcmd *slic_cmdq_getfree(struct adapter *adapter) { struct slic_cmdqueue *cmdq = &adapter->cmdq_free; @@ -3357,22 +1765,6 @@ retry: return cmd; } -static void slic_cmdq_getdone(struct adapter *adapter) -{ - struct slic_cmdqueue *done_cmdq = &adapter->cmdq_done; - struct slic_cmdqueue *free_cmdq = &adapter->cmdq_free; - - ASSERT(free_cmdq->head == NULL); - spin_lock_irqsave(&done_cmdq->lock.lock, done_cmdq->lock.flags); - - free_cmdq->head = done_cmdq->head; - free_cmdq->count = done_cmdq->count; - done_cmdq->head = NULL; - done_cmdq->tail = NULL; - done_cmdq->count = 0; - spin_unlock_irqrestore(&done_cmdq->lock.lock, done_cmdq->lock.flags); -} - static void slic_cmdq_putdone_irq(struct adapter *adapter, struct slic_hostcmd *cmd) { @@ -3388,79 +1780,6 @@ static void slic_cmdq_putdone_irq(struct adapter *adapter, spin_unlock(&cmdq->lock.lock); } -static int slic_rcvqueue_init(struct adapter *adapter) -{ - int i, count; - struct slic_rcvqueue *rcvq = &adapter->rcvqueue; - - ASSERT(adapter->state == ADAPT_DOWN); - rcvq->tail = NULL; - rcvq->head = NULL; - rcvq->size = SLIC_RCVQ_ENTRIES; - rcvq->errors = 0; - rcvq->count = 0; - i = (SLIC_RCVQ_ENTRIES / SLIC_RCVQ_FILLENTRIES); - count = 0; - while (i) { - count += slic_rcvqueue_fill(adapter); - i--; - } - if (rcvq->count < SLIC_RCVQ_MINENTRIES) { - slic_rcvqueue_free(adapter); - return STATUS_FAILURE; - } - return STATUS_SUCCESS; -} - -static void slic_rcvqueue_free(struct adapter *adapter) -{ - struct slic_rcvqueue *rcvq = &adapter->rcvqueue; - struct sk_buff *skb; - - while (rcvq->head) { - skb = rcvq->head; - rcvq->head = rcvq->head->next; - dev_kfree_skb(skb); - } - rcvq->tail = NULL; - rcvq->head = NULL; - rcvq->count = 0; -} - -static struct sk_buff *slic_rcvqueue_getnext(struct adapter *adapter) -{ - struct slic_rcvqueue *rcvq = &adapter->rcvqueue; - struct sk_buff *skb; - struct slic_rcvbuf *rcvbuf; - int count; - - if (rcvq->count) { - skb = rcvq->head; - rcvbuf = (struct slic_rcvbuf *)skb->head; - ASSERT(rcvbuf); - - if (rcvbuf->status & IRHDDR_SVALID) { - rcvq->head = rcvq->head->next; - skb->next = NULL; - rcvq->count--; - } else { - skb = NULL; - } - } else { - dev_err(&adapter->netdev->dev, - "RcvQ Empty!! rcvq[%p] count[%x]\n", rcvq, rcvq->count); - skb = NULL; - } - while (rcvq->count < SLIC_RCVQ_FILLTHRESH) { - count = slic_rcvqueue_fill(adapter); - if (!count) - break; - } - if (skb) - rcvq->errors = 0; - return skb; -} - static int slic_rcvqueue_fill(struct adapter *adapter) { void *paddr; @@ -3548,6 +1867,81 @@ retry_rcvqfill: return i; } + +static void slic_rcvqueue_free(struct adapter *adapter) +{ + struct slic_rcvqueue *rcvq = &adapter->rcvqueue; + struct sk_buff *skb; + + while (rcvq->head) { + skb = rcvq->head; + rcvq->head = rcvq->head->next; + dev_kfree_skb(skb); + } + rcvq->tail = NULL; + rcvq->head = NULL; + rcvq->count = 0; +} + + +static int slic_rcvqueue_init(struct adapter *adapter) +{ + int i, count; + struct slic_rcvqueue *rcvq = &adapter->rcvqueue; + + ASSERT(adapter->state == ADAPT_DOWN); + rcvq->tail = NULL; + rcvq->head = NULL; + rcvq->size = SLIC_RCVQ_ENTRIES; + rcvq->errors = 0; + rcvq->count = 0; + i = (SLIC_RCVQ_ENTRIES / SLIC_RCVQ_FILLENTRIES); + count = 0; + while (i) { + count += slic_rcvqueue_fill(adapter); + i--; + } + if (rcvq->count < SLIC_RCVQ_MINENTRIES) { + slic_rcvqueue_free(adapter); + return STATUS_FAILURE; + } + return STATUS_SUCCESS; +} + +static struct sk_buff *slic_rcvqueue_getnext(struct adapter *adapter) +{ + struct slic_rcvqueue *rcvq = &adapter->rcvqueue; + struct sk_buff *skb; + struct slic_rcvbuf *rcvbuf; + int count; + + if (rcvq->count) { + skb = rcvq->head; + rcvbuf = (struct slic_rcvbuf *)skb->head; + ASSERT(rcvbuf); + + if (rcvbuf->status & IRHDDR_SVALID) { + rcvq->head = rcvq->head->next; + skb->next = NULL; + rcvq->count--; + } else { + skb = NULL; + } + } else { + dev_err(&adapter->netdev->dev, + "RcvQ Empty!! rcvq[%p] count[%x]\n", rcvq, rcvq->count); + skb = NULL; + } + while (rcvq->count < SLIC_RCVQ_FILLTHRESH) { + count = slic_rcvqueue_fill(adapter); + if (!count) + break; + } + if (skb) + rcvq->errors = 0; + return skb; +} + static u32 slic_rcvqueue_reinsert(struct adapter *adapter, struct sk_buff *skb) { struct slic_rcvqueue *rcvq = &adapter->rcvqueue; @@ -4039,9 +2433,1559 @@ static void slic_debug_cleanup(void) } } -/******************************************************************************/ -/**************** MODULE INITIATION / TERMINATION FUNCTIONS ***************/ -/******************************************************************************/ +/* + * slic_link_event_handler - + * + * Initiate a link configuration sequence. The link configuration begins + * by issuing a READ_LINK_STATUS command to the Utility Processor on the + * SLIC. Since the command finishes asynchronously, the slic_upr_comlete + * routine will follow it up witha UP configuration write command, which + * will also complete asynchronously. + * + */ +static void slic_link_event_handler(struct adapter *adapter) +{ + int status; + struct slic_shmem *pshmem; + + if (adapter->state != ADAPT_UP) { + /* Adapter is not operational. Ignore. */ + return; + } + + pshmem = (struct slic_shmem *)adapter->phys_shmem; + +#if defined(CONFIG_X86_64) + status = slic_upr_request(adapter, + SLIC_UPR_RLSR, + SLIC_GET_ADDR_LOW(&pshmem->linkstatus), + SLIC_GET_ADDR_HIGH(&pshmem->linkstatus), + 0, 0); +#elif defined(CONFIG_X86) + status = slic_upr_request(adapter, SLIC_UPR_RLSR, + (u32) &pshmem->linkstatus, /* no 4GB wrap guaranteed */ + 0, 0, 0); +#else + Stop compilation; +#endif + ASSERT((status == STATUS_SUCCESS) || (status == STATUS_PENDING)); +} + +static void slic_init_cleanup(struct adapter *adapter) +{ + if (adapter->intrregistered) { + adapter->intrregistered = 0; + free_irq(adapter->netdev->irq, adapter->netdev); + + } + if (adapter->pshmem) { + pci_free_consistent(adapter->pcidev, + sizeof(struct slic_shmem), + adapter->pshmem, adapter->phys_shmem); + adapter->pshmem = NULL; + adapter->phys_shmem = (dma_addr_t) NULL; + } + + if (adapter->pingtimerset) { + adapter->pingtimerset = 0; + del_timer(&adapter->pingtimer); + } + + slic_rspqueue_free(adapter); + slic_cmdq_free(adapter); + slic_rcvqueue_free(adapter); +} + +static struct net_device_stats *slic_get_stats(struct net_device *dev) +{ + struct adapter *adapter = netdev_priv(dev); + + ASSERT(adapter); + dev->stats.collisions = adapter->slic_stats.iface.xmit_collisions; + dev->stats.rx_errors = adapter->slic_stats.iface.rcv_errors; + dev->stats.tx_errors = adapter->slic_stats.iface.xmt_errors; + dev->stats.rx_missed_errors = adapter->slic_stats.iface.rcv_discards; + dev->stats.tx_heartbeat_errors = 0; + dev->stats.tx_aborted_errors = 0; + dev->stats.tx_window_errors = 0; + dev->stats.tx_fifo_errors = 0; + dev->stats.rx_frame_errors = 0; + dev->stats.rx_length_errors = 0; + + return &dev->stats; +} + +/* + * Allocate a mcast_address structure to hold the multicast address. + * Link it in. + */ +static int slic_mcast_add_list(struct adapter *adapter, char *address) +{ + struct mcast_address *mcaddr, *mlist; + + /* Check to see if it already exists */ + mlist = adapter->mcastaddrs; + while (mlist) { + if (!compare_ether_addr(mlist->address, address)) + return STATUS_SUCCESS; + mlist = mlist->next; + } + + /* Doesn't already exist. Allocate a structure to hold it */ + mcaddr = kmalloc(sizeof(struct mcast_address), GFP_ATOMIC); + if (mcaddr == NULL) + return 1; + + memcpy(mcaddr->address, address, 6); + + mcaddr->next = adapter->mcastaddrs; + adapter->mcastaddrs = mcaddr; + + return STATUS_SUCCESS; +} + +static void slic_mcast_set_list(struct net_device *dev) +{ + struct adapter *adapter = netdev_priv(dev); + int status = STATUS_SUCCESS; + char *addresses; + struct netdev_hw_addr *ha; + + ASSERT(adapter); + + netdev_for_each_mc_addr(ha, dev) { + addresses = (char *) &ha->addr; + status = slic_mcast_add_list(adapter, addresses); + if (status != STATUS_SUCCESS) + break; + slic_mcast_set_bit(adapter, addresses); + } + + if (adapter->devflags_prev != dev->flags) { + adapter->macopts = MAC_DIRECTED; + if (dev->flags) { + if (dev->flags & IFF_BROADCAST) + adapter->macopts |= MAC_BCAST; + if (dev->flags & IFF_PROMISC) + adapter->macopts |= MAC_PROMISC; + if (dev->flags & IFF_ALLMULTI) + adapter->macopts |= MAC_ALLMCAST; + if (dev->flags & IFF_MULTICAST) + adapter->macopts |= MAC_MCAST; + } + adapter->devflags_prev = dev->flags; + slic_config_set(adapter, true); + } else { + if (status == STATUS_SUCCESS) + slic_mcast_set_mask(adapter); + } + return; +} + + +#define XMIT_FAIL_LINK_STATE 1 +#define XMIT_FAIL_ZERO_LENGTH 2 +#define XMIT_FAIL_HOSTCMD_FAIL 3 + +static void slic_xmit_build_request(struct adapter *adapter, + struct slic_hostcmd *hcmd, struct sk_buff *skb) +{ + struct slic_host64_cmd *ihcmd; + ulong phys_addr; + + ihcmd = &hcmd->cmd64; + + ihcmd->flags = (adapter->port << IHFLG_IFSHFT); + ihcmd->command = IHCMD_XMT_REQ; + ihcmd->u.slic_buffers.totlen = skb->len; + phys_addr = pci_map_single(adapter->pcidev, skb->data, skb->len, + PCI_DMA_TODEVICE); + ihcmd->u.slic_buffers.bufs[0].paddrl = SLIC_GET_ADDR_LOW(phys_addr); + ihcmd->u.slic_buffers.bufs[0].paddrh = SLIC_GET_ADDR_HIGH(phys_addr); + ihcmd->u.slic_buffers.bufs[0].length = skb->len; +#if defined(CONFIG_X86_64) + hcmd->cmdsize = (u32) ((((u64)&ihcmd->u.slic_buffers.bufs[1] - + (u64) hcmd) + 31) >> 5); +#elif defined(CONFIG_X86) + hcmd->cmdsize = ((((u32) &ihcmd->u.slic_buffers.bufs[1] - + (u32) hcmd) + 31) >> 5); +#else + Stop Compilation; +#endif +} + +static void slic_xmit_fail(struct adapter *adapter, + struct sk_buff *skb, + void *cmd, u32 skbtype, u32 status) +{ + if (adapter->xmitq_full) + netif_stop_queue(adapter->netdev); + if ((cmd == NULL) && (status <= XMIT_FAIL_HOSTCMD_FAIL)) { + switch (status) { + case XMIT_FAIL_LINK_STATE: + dev_err(&adapter->netdev->dev, + "reject xmit skb[%p: %x] linkstate[%s] " + "adapter[%s:%d] card[%s:%d]\n", + skb, skb->pkt_type, + SLIC_LINKSTATE(adapter->linkstate), + SLIC_ADAPTER_STATE(adapter->state), + adapter->state, + SLIC_CARD_STATE(adapter->card->state), + adapter->card->state); + break; + case XMIT_FAIL_ZERO_LENGTH: + dev_err(&adapter->netdev->dev, + "xmit_start skb->len == 0 skb[%p] type[%x]\n", + skb, skb->pkt_type); + break; + case XMIT_FAIL_HOSTCMD_FAIL: + dev_err(&adapter->netdev->dev, + "xmit_start skb[%p] type[%x] No host commands " + "available\n", skb, skb->pkt_type); + break; + default: + ASSERT(0); + } + } + dev_kfree_skb(skb); + adapter->stats.tx_dropped++; +} + +static void slic_rcv_handle_error(struct adapter *adapter, + struct slic_rcvbuf *rcvbuf) +{ + struct slic_hddr_wds *hdr = (struct slic_hddr_wds *)rcvbuf->data; + + if (adapter->devid != SLIC_1GB_DEVICE_ID) { + if (hdr->frame_status14 & VRHSTAT_802OE) + adapter->if_events.oflow802++; + if (hdr->frame_status14 & VRHSTAT_TPOFLO) + adapter->if_events.Tprtoflow++; + if (hdr->frame_status_b14 & VRHSTATB_802UE) + adapter->if_events.uflow802++; + if (hdr->frame_status_b14 & VRHSTATB_RCVE) { + adapter->if_events.rcvearly++; + adapter->stats.rx_fifo_errors++; + } + if (hdr->frame_status_b14 & VRHSTATB_BUFF) { + adapter->if_events.Bufov++; + adapter->stats.rx_over_errors++; + } + if (hdr->frame_status_b14 & VRHSTATB_CARRE) { + adapter->if_events.Carre++; + adapter->stats.tx_carrier_errors++; + } + if (hdr->frame_status_b14 & VRHSTATB_LONGE) + adapter->if_events.Longe++; + if (hdr->frame_status_b14 & VRHSTATB_PREA) + adapter->if_events.Invp++; + if (hdr->frame_status_b14 & VRHSTATB_CRC) { + adapter->if_events.Crc++; + adapter->stats.rx_crc_errors++; + } + if (hdr->frame_status_b14 & VRHSTATB_DRBL) + adapter->if_events.Drbl++; + if (hdr->frame_status_b14 & VRHSTATB_CODE) + adapter->if_events.Code++; + if (hdr->frame_status_b14 & VRHSTATB_TPCSUM) + adapter->if_events.TpCsum++; + if (hdr->frame_status_b14 & VRHSTATB_TPHLEN) + adapter->if_events.TpHlen++; + if (hdr->frame_status_b14 & VRHSTATB_IPCSUM) + adapter->if_events.IpCsum++; + if (hdr->frame_status_b14 & VRHSTATB_IPLERR) + adapter->if_events.IpLen++; + if (hdr->frame_status_b14 & VRHSTATB_IPHERR) + adapter->if_events.IpHlen++; + } else { + if (hdr->frame_statusGB & VGBSTAT_XPERR) { + u32 xerr = hdr->frame_statusGB >> VGBSTAT_XERRSHFT; + + if (xerr == VGBSTAT_XCSERR) + adapter->if_events.TpCsum++; + if (xerr == VGBSTAT_XUFLOW) + adapter->if_events.Tprtoflow++; + if (xerr == VGBSTAT_XHLEN) + adapter->if_events.TpHlen++; + } + if (hdr->frame_statusGB & VGBSTAT_NETERR) { + u32 nerr = + (hdr-> + frame_statusGB >> VGBSTAT_NERRSHFT) & + VGBSTAT_NERRMSK; + if (nerr == VGBSTAT_NCSERR) + adapter->if_events.IpCsum++; + if (nerr == VGBSTAT_NUFLOW) + adapter->if_events.IpLen++; + if (nerr == VGBSTAT_NHLEN) + adapter->if_events.IpHlen++; + } + if (hdr->frame_statusGB & VGBSTAT_LNKERR) { + u32 lerr = hdr->frame_statusGB & VGBSTAT_LERRMSK; + + if (lerr == VGBSTAT_LDEARLY) + adapter->if_events.rcvearly++; + if (lerr == VGBSTAT_LBOFLO) + adapter->if_events.Bufov++; + if (lerr == VGBSTAT_LCODERR) + adapter->if_events.Code++; + if (lerr == VGBSTAT_LDBLNBL) + adapter->if_events.Drbl++; + if (lerr == VGBSTAT_LCRCERR) + adapter->if_events.Crc++; + if (lerr == VGBSTAT_LOFLO) + adapter->if_events.oflow802++; + if (lerr == VGBSTAT_LUFLO) + adapter->if_events.uflow802++; + } + } + return; +} + +#define TCP_OFFLOAD_FRAME_PUSHFLAG 0x10000000 +#define M_FAST_PATH 0x0040 + +static void slic_rcv_handler(struct adapter *adapter) +{ + struct sk_buff *skb; + struct slic_rcvbuf *rcvbuf; + u32 frames = 0; + + while ((skb = slic_rcvqueue_getnext(adapter))) { + u32 rx_bytes; + + ASSERT(skb->head); + rcvbuf = (struct slic_rcvbuf *)skb->head; + adapter->card->events++; + if (rcvbuf->status & IRHDDR_ERR) { + adapter->rx_errors++; + slic_rcv_handle_error(adapter, rcvbuf); + slic_rcvqueue_reinsert(adapter, skb); + continue; + } + + if (!slic_mac_filter(adapter, (struct ether_header *) + rcvbuf->data)) { + slic_rcvqueue_reinsert(adapter, skb); + continue; + } + skb_pull(skb, SLIC_RCVBUF_HEADSIZE); + rx_bytes = (rcvbuf->length & IRHDDR_FLEN_MSK); + skb_put(skb, rx_bytes); + adapter->stats.rx_packets++; + adapter->stats.rx_bytes += rx_bytes; +#if SLIC_OFFLOAD_IP_CHECKSUM + skb->ip_summed = CHECKSUM_UNNECESSARY; +#endif + + skb->dev = adapter->netdev; + skb->protocol = eth_type_trans(skb, skb->dev); + netif_rx(skb); + + ++frames; +#if SLIC_INTERRUPT_PROCESS_LIMIT + if (frames >= SLIC_RCVQ_MAX_PROCESS_ISR) { + adapter->rcv_interrupt_yields++; + break; + } +#endif + } + adapter->max_isr_rcvs = max(adapter->max_isr_rcvs, frames); +} + +static void slic_xmit_complete(struct adapter *adapter) +{ + struct slic_hostcmd *hcmd; + struct slic_rspbuf *rspbuf; + u32 frames = 0; + struct slic_handle_word slic_handle_word; + + do { + rspbuf = slic_rspqueue_getnext(adapter); + if (!rspbuf) + break; + adapter->xmit_completes++; + adapter->card->events++; + /* + Get the complete host command buffer + */ + slic_handle_word.handle_token = rspbuf->hosthandle; + ASSERT(slic_handle_word.handle_index); + ASSERT(slic_handle_word.handle_index <= SLIC_CMDQ_MAXCMDS); + hcmd = + (struct slic_hostcmd *) + adapter->slic_handles[slic_handle_word.handle_index]. + address; +/* hcmd = (struct slic_hostcmd *) rspbuf->hosthandle; */ + ASSERT(hcmd); + ASSERT(hcmd->pslic_handle == + &adapter->slic_handles[slic_handle_word.handle_index]); + if (hcmd->type == SLIC_CMD_DUMB) { + if (hcmd->skb) + dev_kfree_skb_irq(hcmd->skb); + slic_cmdq_putdone_irq(adapter, hcmd); + } + rspbuf->status = 0; + rspbuf->hosthandle = 0; + frames++; + } while (1); + adapter->max_isr_xmits = max(adapter->max_isr_xmits, frames); +} + +static irqreturn_t slic_interrupt(int irq, void *dev_id) +{ + struct net_device *dev = (struct net_device *)dev_id; + struct adapter *adapter = netdev_priv(dev); + u32 isr; + + if ((adapter->pshmem) && (adapter->pshmem->isr)) { + slic_reg32_write(&adapter->slic_regs->slic_icr, + ICR_INT_MASK, FLUSH); + isr = adapter->isrcopy = adapter->pshmem->isr; + adapter->pshmem->isr = 0; + adapter->num_isrs++; + switch (adapter->card->state) { + case CARD_UP: + if (isr & ~ISR_IO) { + if (isr & ISR_ERR) { + adapter->error_interrupts++; + if (isr & ISR_RMISS) { + int count; + int pre_count; + int errors; + + struct slic_rcvqueue *rcvq = + &adapter->rcvqueue; + + adapter-> + error_rmiss_interrupts++; + if (!rcvq->errors) + rcv_count = rcvq->count; + pre_count = rcvq->count; + errors = rcvq->errors; + + while (rcvq->count < + SLIC_RCVQ_FILLTHRESH) { + count = + slic_rcvqueue_fill + (adapter); + if (!count) + break; + } + } else if (isr & ISR_XDROP) { + dev_err(&dev->dev, + "isr & ISR_ERR [%x] " + "ISR_XDROP \n", isr); + } else { + dev_err(&dev->dev, + "isr & ISR_ERR [%x]\n", + isr); + } + } + + if (isr & ISR_LEVENT) { + adapter->linkevent_interrupts++; + slic_link_event_handler(adapter); + } + + if ((isr & ISR_UPC) || + (isr & ISR_UPCERR) || (isr & ISR_UPCBSY)) { + adapter->upr_interrupts++; + slic_upr_request_complete(adapter, isr); + } + } + + if (isr & ISR_RCV) { + adapter->rcv_interrupts++; + slic_rcv_handler(adapter); + } + + if (isr & ISR_CMD) { + adapter->xmit_interrupts++; + slic_xmit_complete(adapter); + } + break; + + case CARD_DOWN: + if ((isr & ISR_UPC) || + (isr & ISR_UPCERR) || (isr & ISR_UPCBSY)) { + adapter->upr_interrupts++; + slic_upr_request_complete(adapter, isr); + } + break; + + default: + break; + } + + adapter->isrcopy = 0; + adapter->all_reg_writes += 2; + adapter->isr_reg_writes++; + slic_reg32_write(&adapter->slic_regs->slic_isr, 0, FLUSH); + } else { + adapter->false_interrupts++; + } + return IRQ_HANDLED; +} + + +#define NORMAL_ETHFRAME 0 + +static netdev_tx_t slic_xmit_start(struct sk_buff *skb, struct net_device *dev) +{ + struct sliccard *card; + struct adapter *adapter = netdev_priv(dev); + struct slic_hostcmd *hcmd = NULL; + u32 status = 0; + u32 skbtype = NORMAL_ETHFRAME; + void *offloadcmd = NULL; + + card = adapter->card; + ASSERT(card); + if ((adapter->linkstate != LINK_UP) || + (adapter->state != ADAPT_UP) || (card->state != CARD_UP)) { + status = XMIT_FAIL_LINK_STATE; + goto xmit_fail; + + } else if (skb->len == 0) { + status = XMIT_FAIL_ZERO_LENGTH; + goto xmit_fail; + } + + if (skbtype == NORMAL_ETHFRAME) { + hcmd = slic_cmdq_getfree(adapter); + if (!hcmd) { + adapter->xmitq_full = 1; + status = XMIT_FAIL_HOSTCMD_FAIL; + goto xmit_fail; + } + ASSERT(hcmd->pslic_handle); + ASSERT(hcmd->cmd64.hosthandle == + hcmd->pslic_handle->token.handle_token); + hcmd->skb = skb; + hcmd->busy = 1; + hcmd->type = SLIC_CMD_DUMB; + if (skbtype == NORMAL_ETHFRAME) + slic_xmit_build_request(adapter, hcmd, skb); + } + adapter->stats.tx_packets++; + adapter->stats.tx_bytes += skb->len; + +#ifdef DEBUG_DUMP + if (adapter->kill_card) { + struct slic_host64_cmd ihcmd; + + ihcmd = &hcmd->cmd64; + + ihcmd->flags |= 0x40; + adapter->kill_card = 0; /* only do this once */ + } +#endif + if (hcmd->paddrh == 0) { + slic_reg32_write(&adapter->slic_regs->slic_cbar, + (hcmd->paddrl | hcmd->cmdsize), DONT_FLUSH); + } else { + slic_reg64_write(adapter, &adapter->slic_regs->slic_cbar64, + (hcmd->paddrl | hcmd->cmdsize), + &adapter->slic_regs->slic_addr_upper, + hcmd->paddrh, DONT_FLUSH); + } +xmit_done: + return NETDEV_TX_OK; +xmit_fail: + slic_xmit_fail(adapter, skb, offloadcmd, skbtype, status); + goto xmit_done; +} + +static void slic_adapter_freeresources(struct adapter *adapter) +{ + slic_init_cleanup(adapter); + memset(&adapter->stats, 0, sizeof(struct net_device_stats)); + adapter->error_interrupts = 0; + adapter->rcv_interrupts = 0; + adapter->xmit_interrupts = 0; + adapter->linkevent_interrupts = 0; + adapter->upr_interrupts = 0; + adapter->num_isrs = 0; + adapter->xmit_completes = 0; + adapter->rcv_broadcasts = 0; + adapter->rcv_multicasts = 0; + adapter->rcv_unicasts = 0; +} + + +static int slic_adapter_allocresources(struct adapter *adapter) +{ + if (!adapter->intrregistered) { + int retval; + + spin_unlock_irqrestore(&slic_global.driver_lock.lock, + slic_global.driver_lock.flags); + + retval = request_irq(adapter->netdev->irq, + &slic_interrupt, + IRQF_SHARED, + adapter->netdev->name, adapter->netdev); + + spin_lock_irqsave(&slic_global.driver_lock.lock, + slic_global.driver_lock.flags); + + if (retval) { + dev_err(&adapter->netdev->dev, + "request_irq (%s) FAILED [%x]\n", + adapter->netdev->name, retval); + return retval; + } + adapter->intrregistered = 1; + } + return STATUS_SUCCESS; +} + + +/* + * slic_if_init + * + * Perform initialization of our slic interface. + * + */ +static int slic_if_init(struct adapter *adapter) +{ + struct sliccard *card = adapter->card; + struct net_device *dev = adapter->netdev; + __iomem struct slic_regs *slic_regs = adapter->slic_regs; + struct slic_shmem *pshmem; + int status = 0; + + ASSERT(card); + + /* adapter should be down at this point */ + if (adapter->state != ADAPT_DOWN) { + dev_err(&dev->dev, "%s: adapter->state != ADAPT_DOWN\n", + __func__); + return -EIO; + } + ASSERT(adapter->linkstate == LINK_DOWN); + + adapter->devflags_prev = dev->flags; + adapter->macopts = MAC_DIRECTED; + if (dev->flags) { + if (dev->flags & IFF_BROADCAST) + adapter->macopts |= MAC_BCAST; + if (dev->flags & IFF_PROMISC) + adapter->macopts |= MAC_PROMISC; + if (dev->flags & IFF_ALLMULTI) + adapter->macopts |= MAC_ALLMCAST; + if (dev->flags & IFF_MULTICAST) + adapter->macopts |= MAC_MCAST; + } + status = slic_adapter_allocresources(adapter); + if (status != STATUS_SUCCESS) { + dev_err(&dev->dev, + "%s: slic_adapter_allocresources FAILED %x\n", + __func__, status); + slic_adapter_freeresources(adapter); + return status; + } + + if (!adapter->queues_initialized) { + if (slic_rspqueue_init(adapter)) + return -ENOMEM; + if (slic_cmdq_init(adapter)) + return -ENOMEM; + if (slic_rcvqueue_init(adapter)) + return -ENOMEM; + adapter->queues_initialized = 1; + } + + slic_reg32_write(&slic_regs->slic_icr, ICR_INT_OFF, FLUSH); + mdelay(1); + + if (!adapter->isp_initialized) { + pshmem = (struct slic_shmem *)adapter->phys_shmem; + + spin_lock_irqsave(&adapter->bit64reglock.lock, + adapter->bit64reglock.flags); + +#if defined(CONFIG_X86_64) + slic_reg32_write(&slic_regs->slic_addr_upper, + SLIC_GET_ADDR_HIGH(&pshmem->isr), DONT_FLUSH); + slic_reg32_write(&slic_regs->slic_isp, + SLIC_GET_ADDR_LOW(&pshmem->isr), FLUSH); +#elif defined(CONFIG_X86) + slic_reg32_write(&slic_regs->slic_addr_upper, 0, DONT_FLUSH); + slic_reg32_write(&slic_regs->slic_isp, (u32)&pshmem->isr, FLUSH); +#else + Stop Compilations +#endif + spin_unlock_irqrestore(&adapter->bit64reglock.lock, + adapter->bit64reglock.flags); + adapter->isp_initialized = 1; + } + + adapter->state = ADAPT_UP; + if (!card->loadtimerset) { + init_timer(&card->loadtimer); + card->loadtimer.expires = + jiffies + (SLIC_LOADTIMER_PERIOD * HZ); + card->loadtimer.data = (ulong) card; + card->loadtimer.function = &slic_timer_load_check; + add_timer(&card->loadtimer); + + card->loadtimerset = 1; + } + + if (!adapter->pingtimerset) { + init_timer(&adapter->pingtimer); + adapter->pingtimer.expires = + jiffies + (PING_TIMER_INTERVAL * HZ); + adapter->pingtimer.data = (ulong) dev; + adapter->pingtimer.function = &slic_timer_ping; + add_timer(&adapter->pingtimer); + adapter->pingtimerset = 1; + adapter->card->pingstatus = ISR_PINGMASK; + } + + /* + * clear any pending events, then enable interrupts + */ + adapter->isrcopy = 0; + adapter->pshmem->isr = 0; + slic_reg32_write(&slic_regs->slic_isr, 0, FLUSH); + slic_reg32_write(&slic_regs->slic_icr, ICR_INT_ON, FLUSH); + + slic_link_config(adapter, LINK_AUTOSPEED, LINK_AUTOD); + slic_link_event_handler(adapter); + + return STATUS_SUCCESS; +} + + +static int slic_entry_open(struct net_device *dev) +{ + struct adapter *adapter = netdev_priv(dev); + struct sliccard *card = adapter->card; + u32 locked = 0; + int status; + + ASSERT(adapter); + ASSERT(card); + + netif_stop_queue(adapter->netdev); + + spin_lock_irqsave(&slic_global.driver_lock.lock, + slic_global.driver_lock.flags); + locked = 1; + if (!adapter->activated) { + card->adapters_activated++; + slic_global.num_slic_ports_active++; + adapter->activated = 1; + } + status = slic_if_init(adapter); + + if (status != STATUS_SUCCESS) { + if (adapter->activated) { + card->adapters_activated--; + slic_global.num_slic_ports_active--; + adapter->activated = 0; + } + if (locked) { + spin_unlock_irqrestore(&slic_global.driver_lock.lock, + slic_global.driver_lock.flags); + locked = 0; + } + return status; + } + if (!card->master) + card->master = adapter; + + if (locked) { + spin_unlock_irqrestore(&slic_global.driver_lock.lock, + slic_global.driver_lock.flags); + locked = 0; + } + + return STATUS_SUCCESS; +} + +static void slic_card_cleanup(struct sliccard *card) +{ + if (card->loadtimerset) { + card->loadtimerset = 0; + del_timer(&card->loadtimer); + } + + slic_debug_card_destroy(card); + + kfree(card); +} + + +static void __devexit slic_entry_remove(struct pci_dev *pcidev) +{ + struct net_device *dev = pci_get_drvdata(pcidev); + u32 mmio_start = 0; + uint mmio_len = 0; + struct adapter *adapter = netdev_priv(dev); + struct sliccard *card; + struct mcast_address *mcaddr, *mlist; + + ASSERT(adapter); + slic_adapter_freeresources(adapter); + slic_unmap_mmio_space(adapter); + unregister_netdev(dev); + + mmio_start = pci_resource_start(pcidev, 0); + mmio_len = pci_resource_len(pcidev, 0); + + release_mem_region(mmio_start, mmio_len); + + iounmap((void __iomem *)dev->base_addr); + /* free multicast addresses */ + mlist = adapter->mcastaddrs; + while (mlist) { + mcaddr = mlist; + mlist = mlist->next; + kfree(mcaddr); + } + ASSERT(adapter->card); + card = adapter->card; + ASSERT(card->adapters_allocated); + card->adapters_allocated--; + adapter->allocated = 0; + if (!card->adapters_allocated) { + struct sliccard *curr_card = slic_global.slic_card; + if (curr_card == card) { + slic_global.slic_card = card->next; + } else { + while (curr_card->next != card) + curr_card = curr_card->next; + ASSERT(curr_card); + curr_card->next = card->next; + } + ASSERT(slic_global.num_slic_cards); + slic_global.num_slic_cards--; + slic_card_cleanup(card); + } + kfree(dev); + pci_release_regions(pcidev); +} + +static int slic_entry_halt(struct net_device *dev) +{ + struct adapter *adapter = netdev_priv(dev); + struct sliccard *card = adapter->card; + __iomem struct slic_regs *slic_regs = adapter->slic_regs; + + spin_lock_irqsave(&slic_global.driver_lock.lock, + slic_global.driver_lock.flags); + ASSERT(card); + netif_stop_queue(adapter->netdev); + adapter->state = ADAPT_DOWN; + adapter->linkstate = LINK_DOWN; + adapter->upr_list = NULL; + adapter->upr_busy = 0; + adapter->devflags_prev = 0; + ASSERT(card->adapter[adapter->cardindex] == adapter); + slic_reg32_write(&slic_regs->slic_icr, ICR_INT_OFF, FLUSH); + adapter->all_reg_writes++; + adapter->icr_reg_writes++; + slic_config_clear(adapter); + if (adapter->activated) { + card->adapters_activated--; + slic_global.num_slic_ports_active--; + adapter->activated = 0; + } +#ifdef AUTOMATIC_RESET + slic_reg32_write(&slic_regs->slic_reset_iface, 0, FLUSH); +#endif + /* + * Reset the adapter's cmd queues + */ + slic_cmdq_reset(adapter); + +#ifdef AUTOMATIC_RESET + if (!card->adapters_activated) + slic_card_init(card, adapter); +#endif + + spin_unlock_irqrestore(&slic_global.driver_lock.lock, + slic_global.driver_lock.flags); + return STATUS_SUCCESS; +} + +static int slic_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) +{ + struct adapter *adapter = netdev_priv(dev); + struct ethtool_cmd edata; + struct ethtool_cmd ecmd; + u32 data[7]; + u32 intagg; + + ASSERT(rq); + switch (cmd) { + case SIOCSLICSETINTAGG: + if (copy_from_user(data, rq->ifr_data, 28)) + return -EFAULT; + intagg = data[0]; + dev_err(&dev->dev, "%s: set interrupt aggregation to %d\n", + __func__, intagg); + slic_intagg_set(adapter, intagg); + return 0; + +#ifdef SLIC_TRACE_DUMP_ENABLED + case SIOCSLICTRACEDUMP: + { + u32 value; + DBG_IOCTL("slic_ioctl SIOCSLIC_TRACE_DUMP\n"); + + if (copy_from_user(data, rq->ifr_data, 28)) { + PRINT_ERROR + ("slic: copy_from_user FAILED getting initial simba param\n"); + return -EFAULT; + } + + value = data[0]; + if (tracemon_request == SLIC_DUMP_DONE) { + PRINT_ERROR + ("ATK Diagnostic Trace Dump Requested\n"); + tracemon_request = SLIC_DUMP_REQUESTED; + tracemon_request_type = value; + tracemon_timestamp = jiffies; + } else if ((tracemon_request == SLIC_DUMP_REQUESTED) || + (tracemon_request == + SLIC_DUMP_IN_PROGRESS)) { + PRINT_ERROR + ("ATK Diagnostic Trace Dump Requested but already in progress... ignore\n"); + } else { + PRINT_ERROR + ("ATK Diagnostic Trace Dump Requested\n"); + tracemon_request = SLIC_DUMP_REQUESTED; + tracemon_request_type = value; + tracemon_timestamp = jiffies; + } + return 0; + } +#endif + case SIOCETHTOOL: + ASSERT(adapter); + if (copy_from_user(&ecmd, rq->ifr_data, sizeof(ecmd))) + return -EFAULT; + + if (ecmd.cmd == ETHTOOL_GSET) { + edata.supported = (SUPPORTED_10baseT_Half | + SUPPORTED_10baseT_Full | + SUPPORTED_100baseT_Half | + SUPPORTED_100baseT_Full | + SUPPORTED_Autoneg | SUPPORTED_MII); + edata.port = PORT_MII; + edata.transceiver = XCVR_INTERNAL; + edata.phy_address = 0; + if (adapter->linkspeed == LINK_100MB) + edata.speed = SPEED_100; + else if (adapter->linkspeed == LINK_10MB) + edata.speed = SPEED_10; + else + edata.speed = 0; + + if (adapter->linkduplex == LINK_FULLD) + edata.duplex = DUPLEX_FULL; + else + edata.duplex = DUPLEX_HALF; + + edata.autoneg = AUTONEG_ENABLE; + edata.maxtxpkt = 1; + edata.maxrxpkt = 1; + if (copy_to_user(rq->ifr_data, &edata, sizeof(edata))) + return -EFAULT; + + } else if (ecmd.cmd == ETHTOOL_SSET) { + if (!capable(CAP_NET_ADMIN)) + return -EPERM; + + if (adapter->linkspeed == LINK_100MB) + edata.speed = SPEED_100; + else if (adapter->linkspeed == LINK_10MB) + edata.speed = SPEED_10; + else + edata.speed = 0; + + if (adapter->linkduplex == LINK_FULLD) + edata.duplex = DUPLEX_FULL; + else + edata.duplex = DUPLEX_HALF; + + edata.autoneg = AUTONEG_ENABLE; + edata.maxtxpkt = 1; + edata.maxrxpkt = 1; + if ((ecmd.speed != edata.speed) || + (ecmd.duplex != edata.duplex)) { + u32 speed; + u32 duplex; + + if (ecmd.speed == SPEED_10) + speed = 0; + else + speed = PCR_SPEED_100; + if (ecmd.duplex == DUPLEX_FULL) + duplex = PCR_DUPLEX_FULL; + else + duplex = 0; + slic_link_config(adapter, speed, duplex); + slic_link_event_handler(adapter); + } + } + return 0; + default: + return -EOPNOTSUPP; + } +} + +static void slic_config_pci(struct pci_dev *pcidev) +{ + u16 pci_command; + u16 new_command; + + pci_read_config_word(pcidev, PCI_COMMAND, &pci_command); + + new_command = pci_command | PCI_COMMAND_MASTER + | PCI_COMMAND_MEMORY + | PCI_COMMAND_INVALIDATE + | PCI_COMMAND_PARITY | PCI_COMMAND_SERR | PCI_COMMAND_FAST_BACK; + if (pci_command != new_command) + pci_write_config_word(pcidev, PCI_COMMAND, new_command); +} + +static int slic_card_init(struct sliccard *card, struct adapter *adapter) +{ + __iomem struct slic_regs *slic_regs = adapter->slic_regs; + struct slic_eeprom *peeprom; + struct oslic_eeprom *pOeeprom; + dma_addr_t phys_config; + u32 phys_configh; + u32 phys_configl; + u32 i = 0; + struct slic_shmem *pshmem; + int status; + uint macaddrs = card->card_size; + ushort eecodesize; + ushort dramsize; + ushort ee_chksum; + ushort calc_chksum; + struct slic_config_mac *pmac; + unsigned char fruformat; + unsigned char oemfruformat; + struct atk_fru *patkfru; + union oemfru *poemfru; + + /* Reset everything except PCI configuration space */ + slic_soft_reset(adapter); + + /* Download the microcode */ + status = slic_card_download(adapter); + + if (status != STATUS_SUCCESS) { + dev_err(&adapter->pcidev->dev, + "download failed bus %d slot %d\n", + adapter->busnumber, adapter->slotnumber); + return status; + } + + if (!card->config_set) { + peeprom = pci_alloc_consistent(adapter->pcidev, + sizeof(struct slic_eeprom), + &phys_config); + + phys_configl = SLIC_GET_ADDR_LOW(phys_config); + phys_configh = SLIC_GET_ADDR_HIGH(phys_config); + + if (!peeprom) { + dev_err(&adapter->pcidev->dev, + "eeprom read failed to get memory " + "bus %d slot %d\n", adapter->busnumber, + adapter->slotnumber); + return -ENOMEM; + } else { + memset(peeprom, 0, sizeof(struct slic_eeprom)); + } + slic_reg32_write(&slic_regs->slic_icr, ICR_INT_OFF, FLUSH); + mdelay(1); + pshmem = (struct slic_shmem *)adapter->phys_shmem; + + spin_lock_irqsave(&adapter->bit64reglock.lock, + adapter->bit64reglock.flags); + slic_reg32_write(&slic_regs->slic_addr_upper, 0, DONT_FLUSH); + slic_reg32_write(&slic_regs->slic_isp, + SLIC_GET_ADDR_LOW(&pshmem->isr), FLUSH); + spin_unlock_irqrestore(&adapter->bit64reglock.lock, + adapter->bit64reglock.flags); + + slic_config_get(adapter, phys_configl, phys_configh); + + for (;;) { + if (adapter->pshmem->isr) { + if (adapter->pshmem->isr & ISR_UPC) { + adapter->pshmem->isr = 0; + slic_reg64_write(adapter, + &slic_regs->slic_isp, 0, + &slic_regs->slic_addr_upper, + 0, FLUSH); + slic_reg32_write(&slic_regs->slic_isr, + 0, FLUSH); + + slic_upr_request_complete(adapter, 0); + break; + } else { + adapter->pshmem->isr = 0; + slic_reg32_write(&slic_regs->slic_isr, + 0, FLUSH); + } + } else { + mdelay(1); + i++; + if (i > 5000) { + dev_err(&adapter->pcidev->dev, + "%d config data fetch timed out!\n", + adapter->port); + slic_reg64_write(adapter, + &slic_regs->slic_isp, 0, + &slic_regs->slic_addr_upper, + 0, FLUSH); + return -EINVAL; + } + } + } + + switch (adapter->devid) { + /* Oasis card */ + case SLIC_2GB_DEVICE_ID: + /* extract EEPROM data and pointers to EEPROM data */ + pOeeprom = (struct oslic_eeprom *) peeprom; + eecodesize = pOeeprom->EecodeSize; + dramsize = pOeeprom->DramSize; + pmac = pOeeprom->MacInfo; + fruformat = pOeeprom->FruFormat; + patkfru = &pOeeprom->AtkFru; + oemfruformat = pOeeprom->OemFruFormat; + poemfru = &pOeeprom->OemFru; + macaddrs = 2; + /* Minor kludge for Oasis card + get 2 MAC addresses from the + EEPROM to ensure that function 1 + gets the Port 1 MAC address */ + break; + default: + /* extract EEPROM data and pointers to EEPROM data */ + eecodesize = peeprom->EecodeSize; + dramsize = peeprom->DramSize; + pmac = peeprom->u2.mac.MacInfo; + fruformat = peeprom->FruFormat; + patkfru = &peeprom->AtkFru; + oemfruformat = peeprom->OemFruFormat; + poemfru = &peeprom->OemFru; + break; + } + + card->config.EepromValid = false; + + /* see if the EEPROM is valid by checking it's checksum */ + if ((eecodesize <= MAX_EECODE_SIZE) && + (eecodesize >= MIN_EECODE_SIZE)) { + + ee_chksum = + *(u16 *) ((char *) peeprom + (eecodesize - 2)); + /* + calculate the EEPROM checksum + */ + calc_chksum = + ~slic_eeprom_cksum((char *) peeprom, + (eecodesize - 2)); + /* + if the ucdoe chksum flag bit worked, + we wouldn't need this shit + */ + if (ee_chksum == calc_chksum) + card->config.EepromValid = true; + } + /* copy in the DRAM size */ + card->config.DramSize = dramsize; + + /* copy in the MAC address(es) */ + for (i = 0; i < macaddrs; i++) { + memcpy(&card->config.MacInfo[i], + &pmac[i], sizeof(struct slic_config_mac)); + } + + /* copy the Alacritech FRU information */ + card->config.FruFormat = fruformat; + memcpy(&card->config.AtkFru, patkfru, + sizeof(struct atk_fru)); + + pci_free_consistent(adapter->pcidev, + sizeof(struct slic_eeprom), + peeprom, phys_config); + + if ((!card->config.EepromValid) && + (adapter->reg_params.fail_on_bad_eeprom)) { + slic_reg64_write(adapter, &slic_regs->slic_isp, 0, + &slic_regs->slic_addr_upper, + 0, FLUSH); + dev_err(&adapter->pcidev->dev, + "unsupported CONFIGURATION EEPROM invalid\n"); + return -EINVAL; + } + + card->config_set = 1; + } + + if (slic_card_download_gbrcv(adapter)) { + dev_err(&adapter->pcidev->dev, + "unable to download GB receive microcode\n"); + return -EINVAL; + } + + if (slic_global.dynamic_intagg) + slic_intagg_set(adapter, 0); + else + slic_intagg_set(adapter, intagg_delay); + + /* + * Initialize ping status to "ok" + */ + card->pingstatus = ISR_PINGMASK; + + /* + * Lastly, mark our card state as up and return success + */ + card->state = CARD_UP; + card->reset_in_progress = 0; + + return STATUS_SUCCESS; +} + +static void slic_init_driver(void) +{ + if (slic_first_init) { + slic_first_init = 0; + spin_lock_init(&slic_global.driver_lock.lock); + slic_debug_init(); + } +} + +static void slic_init_adapter(struct net_device *netdev, + struct pci_dev *pcidev, + const struct pci_device_id *pci_tbl_entry, + void __iomem *memaddr, int chip_idx) +{ + ushort index; + struct slic_handle *pslic_handle; + struct adapter *adapter = netdev_priv(netdev); + +/* adapter->pcidev = pcidev;*/ + adapter->vendid = pci_tbl_entry->vendor; + adapter->devid = pci_tbl_entry->device; + adapter->subsysid = pci_tbl_entry->subdevice; + adapter->busnumber = pcidev->bus->number; + adapter->slotnumber = ((pcidev->devfn >> 3) & 0x1F); + adapter->functionnumber = (pcidev->devfn & 0x7); + adapter->memorylength = pci_resource_len(pcidev, 0); + adapter->slic_regs = (__iomem struct slic_regs *)memaddr; + adapter->irq = pcidev->irq; +/* adapter->netdev = netdev;*/ + adapter->next_netdevice = head_netdevice; + head_netdevice = netdev; + adapter->chipid = chip_idx; + adapter->port = 0; /*adapter->functionnumber;*/ + adapter->cardindex = adapter->port; + adapter->memorybase = memaddr; + spin_lock_init(&adapter->upr_lock.lock); + spin_lock_init(&adapter->bit64reglock.lock); + spin_lock_init(&adapter->adapter_lock.lock); + spin_lock_init(&adapter->reset_lock.lock); + spin_lock_init(&adapter->handle_lock.lock); + + adapter->card_size = 1; + /* + Initialize slic_handle array + */ + ASSERT(SLIC_CMDQ_MAXCMDS <= 0xFFFF); + /* + Start with 1. 0 is an invalid host handle. + */ + for (index = 1, pslic_handle = &adapter->slic_handles[1]; + index < SLIC_CMDQ_MAXCMDS; index++, pslic_handle++) { + + pslic_handle->token.handle_index = index; + pslic_handle->type = SLIC_HANDLE_FREE; + pslic_handle->next = adapter->pfree_slic_handles; + adapter->pfree_slic_handles = pslic_handle; + } + adapter->pshmem = (struct slic_shmem *) + pci_alloc_consistent(adapter->pcidev, + sizeof(struct slic_shmem), + &adapter-> + phys_shmem); + ASSERT(adapter->pshmem); + + memset(adapter->pshmem, 0, sizeof(struct slic_shmem)); + + return; +} + +static const struct net_device_ops slic_netdev_ops = { + .ndo_open = slic_entry_open, + .ndo_stop = slic_entry_halt, + .ndo_start_xmit = slic_xmit_start, + .ndo_do_ioctl = slic_ioctl, + .ndo_set_mac_address = slic_mac_set_address, + .ndo_get_stats = slic_get_stats, + .ndo_set_multicast_list = slic_mcast_set_list, + .ndo_validate_addr = eth_validate_addr, + .ndo_change_mtu = eth_change_mtu, +}; + +static u32 slic_card_locate(struct adapter *adapter) +{ + struct sliccard *card = slic_global.slic_card; + struct physcard *physcard = slic_global.phys_card; + ushort card_hostid; + u16 __iomem *hostid_reg; + uint i; + uint rdhostid_offset = 0; + + switch (adapter->devid) { + case SLIC_2GB_DEVICE_ID: + rdhostid_offset = SLIC_RDHOSTID_2GB; + break; + case SLIC_1GB_DEVICE_ID: + rdhostid_offset = SLIC_RDHOSTID_1GB; + break; + default: + ASSERT(0); + break; + } + + hostid_reg = + (u16 __iomem *) (((u8 __iomem *) (adapter->slic_regs)) + + rdhostid_offset); + + /* read the 16 bit hostid from SRAM */ + card_hostid = (ushort) readw(hostid_reg); + + /* Initialize a new card structure if need be */ + if (card_hostid == SLIC_HOSTID_DEFAULT) { + card = kzalloc(sizeof(struct sliccard), GFP_KERNEL); + if (card == NULL) + return -ENOMEM; + + card->next = slic_global.slic_card; + slic_global.slic_card = card; + card->busnumber = adapter->busnumber; + card->slotnumber = adapter->slotnumber; + + /* Find an available cardnum */ + for (i = 0; i < SLIC_MAX_CARDS; i++) { + if (slic_global.cardnuminuse[i] == 0) { + slic_global.cardnuminuse[i] = 1; + card->cardnum = i; + break; + } + } + slic_global.num_slic_cards++; + + slic_debug_card_create(card); + } else { + /* Card exists, find the card this adapter belongs to */ + while (card) { + if (card->cardnum == card_hostid) + break; + card = card->next; + } + } + + ASSERT(card); + if (!card) + return STATUS_FAILURE; + /* Put the adapter in the card's adapter list */ + ASSERT(card->adapter[adapter->port] == NULL); + if (!card->adapter[adapter->port]) { + card->adapter[adapter->port] = adapter; + adapter->card = card; + } + + card->card_size = 1; /* one port per *logical* card */ + + while (physcard) { + for (i = 0; i < SLIC_MAX_PORTS; i++) { + if (!physcard->adapter[i]) + continue; + else + break; + } + ASSERT(i != SLIC_MAX_PORTS); + if (physcard->adapter[i]->slotnumber == adapter->slotnumber) + break; + physcard = physcard->next; + } + if (!physcard) { + /* no structure allocated for this physical card yet */ + physcard = kzalloc(sizeof(struct physcard), GFP_ATOMIC); + ASSERT(physcard); + + physcard->next = slic_global.phys_card; + slic_global.phys_card = physcard; + physcard->adapters_allocd = 1; + } else { + physcard->adapters_allocd++; + } + /* Note - this is ZERO relative */ + adapter->physport = physcard->adapters_allocd - 1; + + ASSERT(physcard->adapter[adapter->physport] == NULL); + physcard->adapter[adapter->physport] = adapter; + adapter->physcard = physcard; + + return 0; +} + + +static int __devinit slic_entry_probe(struct pci_dev *pcidev, + const struct pci_device_id *pci_tbl_entry) +{ + static int cards_found; + static int did_version; + int err = -ENODEV; + struct net_device *netdev; + struct adapter *adapter; + void __iomem *memmapped_ioaddr = NULL; + u32 status = 0; + ulong mmio_start = 0; + ulong mmio_len = 0; + struct sliccard *card = NULL; + int pci_using_dac = 0; + + slic_global.dynamic_intagg = dynamic_intagg; + + err = pci_enable_device(pcidev); + + if (err) + return err; + + if (slic_debug > 0 && did_version++ == 0) { + printk(KERN_DEBUG "%s\n", slic_banner); + printk(KERN_DEBUG "%s\n", slic_proc_version); + } + + if (!pci_set_dma_mask(pcidev, DMA_BIT_MASK(64))) { + pci_using_dac = 1; + if (pci_set_consistent_dma_mask(pcidev, DMA_BIT_MASK(64))) { + dev_err(&pcidev->dev, "unable to obtain 64-bit DMA for " + "consistent allocations\n"); + goto err_out_disable_pci; + } + } else if (pci_set_dma_mask(pcidev, DMA_BIT_MASK(32))) { + pci_using_dac = 0; + pci_set_consistent_dma_mask(pcidev, DMA_BIT_MASK(32)); + } else { + dev_err(&pcidev->dev, "no usable DMA configuration\n"); + goto err_out_disable_pci; + } + + err = pci_request_regions(pcidev, DRV_NAME); + if (err) { + dev_err(&pcidev->dev, "can't obtain PCI resources\n"); + goto err_out_disable_pci; + } + + pci_set_master(pcidev); + + netdev = alloc_etherdev(sizeof(struct adapter)); + if (!netdev) { + err = -ENOMEM; + goto err_out_exit_slic_probe; + } + + SET_NETDEV_DEV(netdev, &pcidev->dev); + + pci_set_drvdata(pcidev, netdev); + adapter = netdev_priv(netdev); + adapter->netdev = netdev; + adapter->pcidev = pcidev; + if (pci_using_dac) + netdev->features |= NETIF_F_HIGHDMA; + + mmio_start = pci_resource_start(pcidev, 0); + mmio_len = pci_resource_len(pcidev, 0); + + +/* memmapped_ioaddr = (u32)ioremap_nocache(mmio_start, mmio_len);*/ + memmapped_ioaddr = ioremap(mmio_start, mmio_len); + if (!memmapped_ioaddr) { + dev_err(&pcidev->dev, "cannot remap MMIO region %lx @ %lx\n", + mmio_len, mmio_start); + goto err_out_free_netdev; + } + + slic_config_pci(pcidev); + + slic_init_driver(); + + slic_init_adapter(netdev, + pcidev, pci_tbl_entry, memmapped_ioaddr, cards_found); + + status = slic_card_locate(adapter); + if (status) { + dev_err(&pcidev->dev, "cannot locate card\n"); + goto err_out_free_mmio_region; + } + + card = adapter->card; + + if (!adapter->allocated) { + card->adapters_allocated++; + adapter->allocated = 1; + } + + status = slic_card_init(card, adapter); + + if (status != STATUS_SUCCESS) { + card->state = CARD_FAIL; + adapter->state = ADAPT_FAIL; + adapter->linkstate = LINK_DOWN; + dev_err(&pcidev->dev, "FAILED status[%x]\n", status); + } else { + slic_adapter_set_hwaddr(adapter); + } + + netdev->base_addr = (unsigned long)adapter->memorybase; + netdev->irq = adapter->irq; + netdev->netdev_ops = &slic_netdev_ops; + + slic_debug_adapter_create(adapter); + + strcpy(netdev->name, "eth%d"); + err = register_netdev(netdev); + if (err) { + dev_err(&pcidev->dev, "Cannot register net device, aborting.\n"); + goto err_out_unmap; + } + + cards_found++; + + return status; + +err_out_unmap: + iounmap(memmapped_ioaddr); +err_out_free_mmio_region: + release_mem_region(mmio_start, mmio_len); +err_out_free_netdev: + free_netdev(netdev); +err_out_exit_slic_probe: + pci_release_regions(pcidev); +err_out_disable_pci: + pci_disable_device(pcidev); + return err; +} + static struct pci_driver slic_driver = { .name = DRV_NAME, -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/