diff options
Diffstat (limited to 'drivers/staging/slicoss/slicoss.c')
| -rw-r--r-- | drivers/staging/slicoss/slicoss.c | 4528 |
1 files changed, 1831 insertions, 2697 deletions
diff --git a/drivers/staging/slicoss/slicoss.c b/drivers/staging/slicoss/slicoss.c index 5b191afc144..48841e7c2f7 100644 --- a/drivers/staging/slicoss/slicoss.c +++ b/drivers/staging/slicoss/slicoss.c @@ -47,7 +47,7 @@ * Oasis cards (single and dual port PCI-x Gigabit) copper and fiber * Kalahari cards (dual and quad port PCI-e Gigabit) copper and fiber * - * The driver was acutally tested on Oasis and Kalahari cards. + * The driver was actually tested on Oasis and Kalahari cards. * * * NOTE: This is the standard, non-accelerated version of Alacritech's @@ -62,6 +62,7 @@ #define SLIC_OFFLOAD_IP_CHECKSUM 1 #define STATS_TIMER_INTERVAL 2 #define PING_TIMER_INTERVAL 1 +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/kernel.h> #include <linux/string.h> @@ -76,10 +77,10 @@ #include <linux/bitops.h> #include <linux/io.h> #include <linux/netdevice.h> +#include <linux/crc32.h> #include <linux/etherdevice.h> #include <linux/skbuff.h> #include <linux/delay.h> -#include <linux/debugfs.h> #include <linux/seq_file.h> #include <linux/kthread.h> #include <linux/module.h> @@ -97,84 +98,16 @@ #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 int 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 "\ +static char *slic_banner = "Alacritech SLIC Technology(tm) Server " "and Storage Accelerator (Non-Accelerated)"; static char *slic_proc_version = "2.0.351 2006/07/14 12:26:00"; -static char *slic_product_name = "SLIC Technology(tm) Server "\ - "and Storage Accelerator (Non-Accelerated)"; -static char *slic_vendor = "Alacritech, Inc."; - -static int slic_debug = 1; -static int debug = -1; -static struct net_device *head_netdevice; static struct base_driver slic_global = { {}, 0, 0, 0, 1, NULL, NULL }; static int intagg_delay = 100; static u32 dynamic_intagg; static unsigned int rcv_count; -static struct dentry *slic_debugfs; #define DRV_NAME "slicoss" #define DRV_VERSION "2.0.1" @@ -194,64 +127,14 @@ MODULE_PARM_DESC(dynamic_intagg, "Dynamic Interrupt Aggregation Setting"); module_param(intagg_delay, int, 0); MODULE_PARM_DESC(intagg_delay, "uSec Interrupt Aggregation Delay"); -static struct pci_device_id slic_pci_tbl[] __devinitdata = { - {PCI_VENDOR_ID_ALACRITECH, - SLIC_1GB_DEVICE_ID, - PCI_ANY_ID, PCI_ANY_ID,}, - {PCI_VENDOR_ID_ALACRITECH, - SLIC_2GB_DEVICE_ID, - PCI_ANY_ID, PCI_ANY_ID,}, - {0,} +static const struct pci_device_id slic_pci_tbl[] = { + { PCI_DEVICE(PCI_VENDOR_ID_ALACRITECH, SLIC_1GB_DEVICE_ID) }, + { PCI_DEVICE(PCI_VENDOR_ID_ALACRITECH, SLIC_2GB_DEVICE_ID) }, + { 0 } }; MODULE_DEVICE_TABLE(pci, slic_pci_tbl); -#ifdef ASSERT -#undef ASSERT -#endif - -#ifndef ASSERT -#define ASSERT(a) do { \ - if (!(a)) { \ - printk(KERN_ERR "slicoss ASSERT() Failure: function %s" \ - "line %d\n", __func__, __LINE__); \ - slic_assert_fail(); \ - } \ -} while (0) -#endif - - -#define SLIC_GET_SLIC_HANDLE(_adapter, _pslic_handle) \ -{ \ - spin_lock_irqsave(&_adapter->handle_lock.lock, \ - _adapter->handle_lock.flags); \ - _pslic_handle = _adapter->pfree_slic_handles; \ - if (_pslic_handle) { \ - ASSERT(_pslic_handle->type == SLIC_HANDLE_FREE); \ - _adapter->pfree_slic_handles = _pslic_handle->next; \ - } \ - spin_unlock_irqrestore(&_adapter->handle_lock.lock, \ - _adapter->handle_lock.flags); \ -} - -#define SLIC_FREE_SLIC_HANDLE(_adapter, _pslic_handle) \ -{ \ - _pslic_handle->type = SLIC_HANDLE_FREE; \ - spin_lock_irqsave(&_adapter->handle_lock.lock, \ - _adapter->handle_lock.flags); \ - _pslic_handle->next = _adapter->pfree_slic_handles; \ - _adapter->pfree_slic_handles = _pslic_handle; \ - spin_unlock_irqrestore(&_adapter->handle_lock.lock, \ - _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 inline void slic_reg32_write(void __iomem *reg, u32 value, bool flush) { writel(value, reg); @@ -276,1078 +159,14 @@ 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 = (struct 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; - - 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); - } - - err = pci_set_dma_mask(pcidev, DMA_BIT_MASK(64)); - if (err) { - err = pci_set_dma_mask(pcidev, DMA_BIT_MASK(32)); - if (err) - goto err_out_disable_pci; - } - - err = pci_request_regions(pcidev, DRV_NAME); - if (err) - 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; - - 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 = (struct 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 = (struct 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 = (struct 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 = (struct 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 int slic_xmit_start(struct sk_buff *skb, struct net_device *dev) -{ - struct sliccard *card; - struct adapter *adapter = (struct 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 = (struct 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 = (struct adapter *)netdev_priv(dev); - struct net_device_stats *stats; - - ASSERT(adapter); - stats = &adapter->stats; - stats->collisions = adapter->slic_stats.iface.xmit_collisions; - stats->rx_errors = adapter->slic_stats.iface.rcv_errors; - stats->tx_errors = adapter->slic_stats.iface.xmt_errors; - stats->rx_missed_errors = adapter->slic_stats.iface.rcv_discards; - stats->tx_heartbeat_errors = 0; - stats->tx_aborted_errors = 0; - stats->tx_window_errors = 0; - stats->tx_fifo_errors = 0; - stats->rx_frame_errors = 0; - stats->rx_length_errors = 0; - return &adapter->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; - bool equaladdr; - - /* Check to see if it already exists */ - mlist = adapter->mcastaddrs; - while (mlist) { - ETHER_EQ_ADDR(mlist->address, address, equaladdr); - if (equaladdr) - 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 - * the polynomial: - * x^32 + x^26 + x^23 + x^22 + x^16 + x^12 + x^11 + x^10 + x^8 + x^7 + x^5 + - * x^4 + x^2 + x^1. - * - * After the CRC for the 6 bytes is generated (but before the value is - * complemented), - * we must then transpose the value and return bits 30-23. - * - */ -static u32 slic_crc_table[256]; /* Table of CRCs for all possible byte values */ -static u32 slic_crc_init; /* Is table initialized */ - -/* - * Contruct the CRC32 table - */ -static void slic_mcast_init_crc32(void) -{ - u32 c; /* CRC shit reg */ - u32 e = 0; /* Poly X-or pattern */ - int i; /* counter */ - int k; /* byte being shifted into crc */ - - static int p[] = { 0, 1, 2, 4, 5, 7, 8, 10, 11, 12, 16, 22, 23, 26 }; - - for (i = 0; i < ARRAY_SIZE(p); i++) - e |= 1L << (31 - p[i]); - - for (i = 1; i < 256; i++) { - c = i; - for (k = 8; k; k--) - c = c & 1 ? (c >> 1) ^ e : c >> 1; - slic_crc_table[i] = c; - } -} - -/* - * Return the MAC hast as described above. - */ -static unsigned char slic_mcast_get_mac_hash(char *macaddr) -{ - u32 crc; - char *p; - int i; - unsigned char machash = 0; - - if (!slic_crc_init) { - slic_mcast_init_crc32(); - slic_crc_init = 1; - } - - crc = 0xFFFFFFFF; /* Preload shift register, per crc-32 spec */ - for (i = 0, p = macaddr; i < 6; ++p, ++i) - crc = (crc >> 8) ^ slic_crc_table[(crc ^ *p) & 0xFF]; - - /* Return bits 1-8, transposed */ - for (i = 1; i < 9; i++) - machash |= (((crc >> i) & 1) << (8 - i)); - - return machash; -} - static void slic_mcast_set_bit(struct adapter *adapter, char *address) { unsigned char crcpoly; /* Get the CRC polynomial for the mac address */ - crcpoly = slic_mcast_get_mac_hash(address); + /* we use bits 1-8 (lsb), bitwise reversed, + * msb (= lsb bit 0 before bitrev) is automatically discarded */ + crcpoly = (ether_crc(ETH_ALEN, address)>>23); /* We only have space on the SLIC for 64 entries. Lop * off the top two bits. (2^6 = 64) @@ -1358,52 +177,6 @@ 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 = (struct adapter *)netdev_priv(dev); - int status = STATUS_SUCCESS; - int i; - char *addresses; - struct dev_mc_list *mc_list = dev->mc_list; - int mc_count = dev->mc_count; - - ASSERT(adapter); - - for (i = 1; i <= mc_count; i++) { - addresses = (char *) &mc_list->dmi_addr; - if (mc_list->dmi_addrlen == 6) { - status = slic_mcast_add_list(adapter, addresses); - if (status != STATUS_SUCCESS) - break; - } else { - status = -EINVAL; - break; - } - slic_mcast_set_bit(adapter, addresses); - mc_list = mc_list->next; - } - - 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; @@ -1433,133 +206,13 @@ static void slic_timer_ping(ulong dev) struct adapter *adapter; struct sliccard *card; - ASSERT(dev); adapter = netdev_priv((struct net_device *)dev); - ASSERT(adapter); card = adapter->card; - ASSERT(card); adapter->pingtimer.expires = jiffies + (PING_TIMER_INTERVAL * HZ); 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) @@ -1567,64 +220,6 @@ 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 * @@ -1644,9 +239,6 @@ static void slic_link_config(struct adapter *adapter, if (adapter->state != ADAPT_UP) return; - ASSERT((adapter->devid == SLIC_1GB_DEVICE_ID) - || (adapter->devid == SLIC_2GB_DEVICE_ID)); - if (linkspeed > LINK_1000MB) linkspeed = LINK_AUTOSPEED; if (linkduplex > LINK_AUTOD) @@ -1778,18 +370,6 @@ 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; @@ -1809,14 +389,13 @@ static int slic_card_download_gbrcv(struct adapter *adapter) file = "slicoss/gbrcvucode.sys"; break; default: - ASSERT(0); - break; + return -ENOENT; } ret = request_firmware(&fw, file, &adapter->pcidev->dev); if (ret) { dev_err(&adapter->pcidev->dev, - "SLICOSS: Failed to load firmware %s\n", file); + "Failed to load firmware %s\n", file); return ret; } @@ -1824,15 +403,16 @@ static int slic_card_download_gbrcv(struct adapter *adapter) index += 4; switch (adapter->devid) { case SLIC_2GB_DEVICE_ID: - if (rcvucodelen != OasisRcvUCodeLen) + if (rcvucodelen != OasisRcvUCodeLen) { + release_firmware(fw); return -EINVAL; + } break; case SLIC_1GB_DEVICE_ID: - if (rcvucodelen != GBRcvUCodeLen) + if (rcvucodelen != GBRcvUCodeLen) { + release_firmware(fw); return -EINVAL; - break; - default: - ASSERT(0); + } break; } /* start download */ @@ -1860,6 +440,9 @@ static int slic_card_download_gbrcv(struct adapter *adapter) return 0; } +MODULE_FIRMWARE("slicoss/oasisrcvucode.sys"); +MODULE_FIRMWARE("slicoss/gbrcvucode.sys"); + static int slic_card_download(struct adapter *adapter) { const struct firmware *fw; @@ -1885,18 +468,16 @@ static int slic_card_download(struct adapter *adapter) file = "slicoss/gbdownload.sys"; break; default: - ASSERT(0); - break; + return -ENOENT; } ret = request_firmware(&fw, file, &adapter->pcidev->dev); if (ret) { dev_err(&adapter->pcidev->dev, - "SLICOSS: Failed to load firmware %s\n", file); + "Failed to load firmware %s\n", file); return ret; } numsects = *(u32 *)(fw->data + index); index += 4; - ASSERT(numsects <= 3); for (i = 0; i < numsects; i++) { sectsize[i] = *(u32 *)(fw->data + index); index += 4; @@ -1968,9 +549,12 @@ static int slic_card_download(struct adapter *adapter) and reach mainloop */ mdelay(20); - return STATUS_SUCCESS; + return 0; } +MODULE_FIRMWARE("slicoss/oasisdownload.sys"); +MODULE_FIRMWARE("slicoss/gbdownload.sys"); + static void slic_adapter_set_hwaddr(struct adapter *adapter) { struct sliccard *card = adapter->card; @@ -1979,15 +563,12 @@ static void slic_adapter_set_hwaddr(struct adapter *adapter) memcpy(adapter->macaddr, card->config.MacInfo[adapter->functionnumber].macaddrA, sizeof(struct slic_config_mac)); - if (!(adapter->currmacaddr[0] || adapter->currmacaddr[1] || - adapter->currmacaddr[2] || adapter->currmacaddr[3] || - adapter->currmacaddr[4] || adapter->currmacaddr[5])) { - memcpy(adapter->currmacaddr, adapter->macaddr, 6); - } - if (adapter->netdev) { + if (is_zero_ether_addr(adapter->currmacaddr)) + memcpy(adapter->currmacaddr, adapter->macaddr, + ETH_ALEN); + if (adapter->netdev) memcpy(adapter->netdev->dev_addr, adapter->currmacaddr, - 6); - } + ETH_ALEN); } } @@ -1997,327 +578,72 @@ 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; - - return 0; -} -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); - } + /* write mac config */ + slic_reg32_write(&slic_regs->slic_wmcfg, value, FLUSH); - slic_reg32_write(&adapter->slic_regs->slic_reset, SLIC_RESET_MAGIC, - FLUSH); - mdelay(1); + /* setup mac addresses */ + slic_mac_address_config(adapter); } static void slic_config_set(struct adapter *adapter, bool linkchange) @@ -2401,85 +727,16 @@ 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) -{ - int status; - - status = slic_upr_request(adapter, - SLIC_UPR_RCONFIG, - (u32) config, (u32) config_h, 0, 0); - ASSERT(status == 0); -} - -static void slic_mac_address_config(struct adapter *adapter) -{ - u32 value; - u32 value2; - __iomem struct slic_regs *slic_regs = adapter->slic_regs; - - 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); - - slic_reg32_write(&slic_regs->slic_wraddrah, value2, FLUSH); - slic_reg32_write(&slic_regs->slic_wraddrbh, value2, FLUSH); - - /* 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); -} - -static void slic_mac_config(struct adapter *adapter) -{ - 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; - - /* enable fullduplex */ - if ((adapter->linkduplex == LINK_FULLD) - || (adapter->macopts & MAC_LOOPBACK)) { - value |= GMCR_FULLD; - } - - /* write mac config */ - slic_reg32_write(&slic_regs->slic_wmcfg, value, FLUSH); - - /* setup mac addresses */ - slic_mac_address_config(adapter); -} - static bool slic_mac_filter(struct adapter *adapter, struct ether_header *ether_frame) { + struct net_device *netdev = adapter->netdev; u32 opts = adapter->macopts; - u32 *dhost4 = (u32 *)ðer_frame->ether_dhost[0]; - u16 *dhost2 = (u16 *)ðer_frame->ether_dhost[4]; - bool equaladdr; if (opts & MAC_PROMISC) return true; - if ((*dhost4 == 0xFFFFFFFF) && (*dhost2 == 0xFFFF)) { + if (is_broadcast_ether_addr(ether_frame->ether_dhost)) { if (opts & MAC_BCAST) { adapter->rcv_broadcasts++; return true; @@ -2488,22 +745,20 @@ static bool slic_mac_filter(struct adapter *adapter, } } - if (ether_frame->ether_dhost[0] & 0x01) { + if (is_multicast_ether_addr(ether_frame->ether_dhost)) { if (opts & MAC_ALLMCAST) { adapter->rcv_multicasts++; - adapter->stats.multicast++; + netdev->stats.multicast++; return true; } if (opts & MAC_MCAST) { struct mcast_address *mcaddr = adapter->mcastaddrs; while (mcaddr) { - ETHER_EQ_ADDR(mcaddr->address, - ether_frame->ether_dhost, - equaladdr); - if (equaladdr) { + if (ether_addr_equal(mcaddr->address, + ether_frame->ether_dhost)) { adapter->rcv_multicasts++; - adapter->stats.multicast++; + netdev->stats.multicast++; return true; } mcaddr = mcaddr->next; @@ -2523,7 +778,7 @@ static bool slic_mac_filter(struct adapter *adapter, static int slic_mac_set_address(struct net_device *dev, void *ptr) { - struct adapter *adapter = (struct adapter *)netdev_priv(dev); + struct adapter *adapter = netdev_priv(dev); struct sockaddr *addr = ptr; if (netif_running(dev)) @@ -2531,6 +786,9 @@ static int slic_mac_set_address(struct net_device *dev, void *ptr) if (!adapter) return -EBUSY; + if (!is_valid_ether_addr(addr->sa_data)) + return -EINVAL; + memcpy(dev->dev_addr, addr->sa_data, dev->addr_len); memcpy(adapter->currmacaddr, addr->sa_data, dev->addr_len); @@ -2546,10 +804,9 @@ static void slic_timer_load_check(ulong cardaddr) u32 load = card->events; u32 level = 0; - intagg = &adapter->slic_regs->slic_intagg; - if ((adapter) && (adapter->state == ADAPT_UP) && (card->state == CARD_UP) && (slic_global.dynamic_intagg)) { + intagg = &adapter->slic_regs->slic_intagg; if (adapter->devid == SLIC_1GB_DEVICE_ID) { if (adapter->linkspeed == LINK_1000MB) level = 100; @@ -2595,17 +852,6 @@ static void slic_timer_load_check(ulong cardaddr) add_timer(&card->loadtimer); } -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 int slic_upr_queue_request(struct adapter *adapter, u32 upr_request, u32 upr_data, @@ -2635,7 +881,53 @@ static int slic_upr_queue_request(struct adapter *adapter, } else { adapter->upr_list = upr; } - return STATUS_SUCCESS; + return 0; +} + +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; + } } static int slic_upr_request(struct adapter *adapter, @@ -2644,22 +936,93 @@ static int slic_upr_request(struct adapter *adapter, u32 upr_data_h, u32 upr_buffer, u32 upr_buffer_h) { - int status; + int rc; spin_lock_irqsave(&adapter->upr_lock.lock, adapter->upr_lock.flags); - status = slic_upr_queue_request(adapter, + rc = 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 (rc) + goto err_unlock_irq; + slic_upr_start(adapter); +err_unlock_irq: spin_unlock_irqrestore(&adapter->upr_lock.lock, adapter->upr_lock.flags); - return STATUS_PENDING; + return rc; +} + +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 *)(unsigned long) + adapter->phys_shmem; +#if BITS_PER_LONG == 64 + slic_upr_queue_request(adapter, + SLIC_UPR_RLSR, + SLIC_GET_ADDR_LOW(&pshmem->linkstatus), + SLIC_GET_ADDR_HIGH(&pshmem->linkstatus), + 0, 0); +#else + slic_upr_queue_request(adapter, + SLIC_UPR_RLSR, + (u32) &pshmem->linkstatus, + SLIC_GET_ADDR_HIGH(pshmem), 0, 0); +#endif + return; + } + if (adapter->state != ADAPT_UP) + return; + + 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); + } } static void slic_upr_request_complete(struct adapter *adapter, u32 isr) @@ -2670,7 +1033,6 @@ static void slic_upr_request_complete(struct adapter *adapter, u32 isr) spin_lock_irqsave(&adapter->upr_lock.lock, adapter->upr_lock.flags); upr = adapter->upr_list; if (!upr) { - ASSERT(0); spin_unlock_irqrestore(&adapter->upr_lock.lock, adapter->upr_lock.flags); return; @@ -2678,7 +1040,6 @@ static void slic_upr_request_complete(struct adapter *adapter, u32 isr) adapter->upr_list = upr->next; upr->next = NULL; adapter->upr_busy = 0; - ASSERT(adapter->port == upr->adapter); switch (upr->upr_request) { case SLIC_UPR_STATS: { @@ -2760,23 +1121,9 @@ static void slic_upr_request_complete(struct adapter *adapter, u32 isr) break; case SLIC_UPR_RCONFIG: break; - case SLIC_UPR_RPHY: - ASSERT(0); - break; - case SLIC_UPR_ENLB: - ASSERT(0); - break; - case SLIC_UPR_ENCT: - ASSERT(0); - break; - case SLIC_UPR_PDWN: - ASSERT(0); - break; case SLIC_UPR_PING: card->pingstatus |= (isr & ISR_PINGDSMASK); break; - default: - ASSERT(0); } kfree(upr); slic_upr_start(adapter); @@ -2784,230 +1131,51 @@ static void slic_upr_request_complete(struct adapter *adapter, u32 isr) adapter->upr_lock.flags); } -static void slic_upr_start(struct adapter *adapter) +static int slic_config_get(struct adapter *adapter, u32 config, u32 config_h) { - 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); - } + return slic_upr_request(adapter, SLIC_UPR_RCONFIG, config, config_h, + 0, 0); } -static void slic_link_upr_complete(struct adapter *adapter, u32 isr) +/* + * Compute a checksum of the EEPROM according to RFC 1071. + */ +static u16 slic_eeprom_cksum(void *eeprom, unsigned len) { - u32 linkstatus = adapter->pshmem->linkstatus; - uint linkup; - unsigned char linkspeed; - unsigned char linkduplex; - - if ((isr & ISR_UPCERR) || (isr & ISR_UPCBSY)) { - struct slic_shmem *pshmem; + u16 *wp = eeprom; + u32 checksum = 0; - 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; + while (len > 1) { + checksum += *(wp++); + len -= 2; } - if (adapter->state != ADAPT_UP) - return; - ASSERT((adapter->devid == SLIC_1GB_DEVICE_ID) - || (adapter->devid == SLIC_2GB_DEVICE_ID)); + if (len > 0) + checksum += *(u8 *) wp; - 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; + while (checksum >> 16) + checksum = (checksum & 0xFFFF) + ((checksum >> 16) & 0xFFFF); - if (adapter->linkstate != LINK_UP) { - /* setup the mac */ - slic_config_set(adapter, true); - adapter->linkstate = LINK_UP; - netif_start_queue(adapter->netdev); - } + return ~checksum; } -/* - * this is here to checksum the eeprom, there is some ucode bug - * which prevens us from using the ucode result. - * remove this once ucode is fixed. - */ -static ushort slic_eeprom_cksum(char *m, int len) +static void slic_rspqueue_free(struct adapter *adapter) { -#define ADDCARRY(x) (x > 65535 ? x -= 65535 : x) -#define REDUCE {l_util.l = sum; sum = l_util.s[0] + l_util.s[1]; ADDCARRY(sum);\ - } - - u16 *w; - u32 sum = 0; - u32 byte_swapped = 0; - u32 w_int; - - union { - char c[2]; - ushort s; - } s_util; - - union { - ushort s[2]; - int l; - } l_util; - - l_util.l = 0; - s_util.s = 0; - - w = (u16 *)m; -#ifdef CONFIG_X86_64 - w_int = (u32) ((ulong) w & 0x00000000FFFFFFFF); -#else - w_int = (u32) (w); -#endif - if ((1 & w_int) && (len > 0)) { - REDUCE; - sum <<= 8; - s_util.c[0] = *(unsigned char *)w; - w = (u16 *)((char *)w + 1); - len--; - byte_swapped = 1; - } - - /* Unroll the loop to make overhead from branches &c small. */ - while ((len -= 32) >= 0) { - sum += w[0]; - sum += w[1]; - sum += w[2]; - sum += w[3]; - sum += w[4]; - sum += w[5]; - sum += w[6]; - sum += w[7]; - sum += w[8]; - sum += w[9]; - sum += w[10]; - sum += w[11]; - sum += w[12]; - sum += w[13]; - sum += w[14]; - sum += w[15]; - w = (u16 *)((ulong) w + 16); /* verify */ - } - len += 32; - while ((len -= 8) >= 0) { - sum += w[0]; - sum += w[1]; - sum += w[2]; - sum += w[3]; - w = (u16 *)((ulong) w + 4); /* verify */ - } - len += 8; - if (len != 0 || byte_swapped != 0) { - REDUCE; - while ((len -= 2) >= 0) - sum += *w++; /* verify */ - if (byte_swapped) { - REDUCE; - sum <<= 8; - byte_swapped = 0; - if (len == -1) { - s_util.c[1] = *(char *) w; - sum += s_util.s; - len = 0; - } else { - len = -1; - } - - } else if (len == -1) { - s_util.c[0] = *(char *) w; - } + int i; + struct slic_rspqueue *rspq = &adapter->rspqueue; - if (len == -1) { - s_util.c[1] = 0; - sum += s_util.s; + 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; } - REDUCE; - return (ushort) sum; + rspq->offset = 0; + rspq->pageindex = 0; + rspq->rspbuf = NULL; } static int slic_rspqueue_init(struct adapter *adapter) @@ -3017,7 +1185,6 @@ static int slic_rspqueue_init(struct adapter *adapter) __iomem struct slic_regs *slic_regs = adapter->slic_regs; u32 paddrh = 0; - ASSERT(adapter->state == ADAPT_DOWN); memset(rspq, 0, sizeof(struct slic_rspqueue)); rspq->num_pages = SLIC_RSPQ_PAGES_GB; @@ -3030,14 +1197,10 @@ static int slic_rspqueue_init(struct adapter *adapter) dev_err(&adapter->pcidev->dev, "pci_alloc_consistent failed\n"); slic_rspqueue_free(adapter); - return STATUS_FAILURE; + return -ENOMEM; } -#ifndef CONFIG_X86_64 - ASSERT(((u32) rspq->vaddr[i] & 0xFFFFF000) == - (u32) rspq->vaddr[i]); - ASSERT(((u32) rspq->paddr[i] & 0xFFFFF000) == - (u32) rspq->paddr[i]); -#endif + /* FIXME: + * do we really need this assertions (4K PAGE_SIZE aligned addr)? */ memset(rspq->vaddr[i], 0, PAGE_SIZE); if (paddrh == 0) { @@ -3054,25 +1217,7 @@ static int slic_rspqueue_init(struct adapter *adapter) rspq->offset = 0; rspq->pageindex = 0; rspq->rspbuf = (struct slic_rspbuf *)rspq->vaddr[0]; - 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; + return 0; } static struct slic_rspbuf *slic_rspqueue_getnext(struct adapter *adapter) @@ -3084,41 +1229,19 @@ static struct slic_rspbuf *slic_rspqueue_getnext(struct adapter *adapter) return NULL; buf = rspq->rspbuf; -#ifndef CONFIG_X86_64 - ASSERT((buf->status & 0xFFFFFFE0) == 0); -#endif - ASSERT(buf->hosthandle); if (++rspq->offset < SLIC_RSPQ_BUFSINPAGE) { rspq->rspbuf++; -#ifndef CONFIG_X86_64 - ASSERT(((u32) rspq->rspbuf & 0xFFFFFFE0) == - (u32) rspq->rspbuf); -#endif } else { - ASSERT(rspq->offset == SLIC_RSPQ_BUFSINPAGE); slic_reg64_write(adapter, &adapter->slic_regs->slic_rbar64, (rspq->paddr[rspq->pageindex] | SLIC_RSPQ_BUFSINPAGE), &adapter->slic_regs->slic_addr_upper, 0, DONT_FLUSH); - rspq->pageindex = (++rspq->pageindex) % rspq->num_pages; + rspq->pageindex = (rspq->pageindex + 1) % rspq->num_pages; rspq->offset = 0; rspq->rspbuf = (struct slic_rspbuf *) rspq->vaddr[rspq->pageindex]; -#ifndef CONFIG_X86_64 - ASSERT(((u32) rspq->rspbuf & 0xFFFFF000) == - (u32) rspq->rspbuf); -#endif } -#ifndef CONFIG_X86_64 - ASSERT(((u32) buf & 0xFFFFFFE0) == (u32) buf); -#endif - return buf; -} -static void slic_cmdqmem_init(struct adapter *adapter) -{ - struct slic_cmdqmem *cmdqmem = &adapter->cmdqmem; - - memset(cmdqmem, 0, sizeof(struct slic_cmdqmem)); + return buf; } static void slic_cmdqmem_free(struct adapter *adapter) @@ -3149,44 +1272,12 @@ static u32 *slic_cmdqmem_addpage(struct adapter *adapter) &cmdqmem->dma_pages[cmdqmem->pagecnt]); if (!pageaddr) return NULL; -#ifndef CONFIG_X86_64 - ASSERT(((u32) pageaddr & 0xFFFFF000) == (u32) pageaddr); -#endif + cmdqmem->pages[cmdqmem->pagecnt] = pageaddr; cmdqmem->pagecnt++; 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; @@ -3210,53 +1301,6 @@ 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; @@ -3283,12 +1327,12 @@ static void slic_cmdq_addcmdpage(struct adapter *adapter, u32 *page) while ((cmdcnt < SLIC_CMDQ_CMDSINPAGE) && (adapter->slic_handle_ix < 256)) { /* Allocate and initialize a SLIC_HANDLE for this command */ - SLIC_GET_SLIC_HANDLE(adapter, pslic_handle); - if (pslic_handle == NULL) - ASSERT(0); - ASSERT(pslic_handle == - &adapter->slic_handles[pslic_handle->token. - handle_index]); + spin_lock_irqsave(&adapter->handle_lock.lock, + adapter->handle_lock.flags); + pslic_handle = adapter->pfree_slic_handles; + adapter->pfree_slic_handles = pslic_handle->next; + spin_unlock_irqrestore(&adapter->handle_lock.lock, + adapter->handle_lock.flags); pslic_handle->type = SLIC_HANDLE_CMD; pslic_handle->address = (void *) cmd; pslic_handle->offset = (ushort) adapter->slic_handle_ix++; @@ -3322,6 +1366,93 @@ 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; + + 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); + memset(&adapter->cmdqmem, 0, sizeof(struct slic_cmdqmem)); + adapter->slic_handle_ix = 1; + for (i = 0; i < SLIC_CMDQ_INITPAGES; i++) { + pageaddr = slic_cmdqmem_addpage(adapter); + if (!pageaddr) { + slic_cmdq_free(adapter); + return -ENOMEM; + } + slic_cmdq_addcmdpage(adapter, pageaddr); + } + adapter->slic_handle_ix = 1; + + return 0; +} + +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; + 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; + + 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; @@ -3355,22 +1486,6 @@ 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) { @@ -3386,79 +1501,6 @@ 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; @@ -3476,10 +1518,11 @@ retry_rcvqfill: #endif skb = alloc_skb(SLIC_RCVQ_RCVBUFSIZE, GFP_ATOMIC); if (skb) { - paddr = (void *)pci_map_single(adapter->pcidev, - skb->data, - SLIC_RCVQ_RCVBUFSIZE, - PCI_DMA_FROMDEVICE); + paddr = (void *)(unsigned long) + pci_map_single(adapter->pcidev, + skb->data, + SLIC_RCVQ_RCVBUFSIZE, + PCI_DMA_FROMDEVICE); paddrl = SLIC_GET_ADDR_LOW(paddr); paddrh = SLIC_GET_ADDR_HIGH(paddr); @@ -3546,6 +1589,77 @@ 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; + + 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 -ENOMEM; + } + return 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; + + 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; @@ -3555,10 +1669,9 @@ static u32 slic_rcvqueue_reinsert(struct adapter *adapter, struct sk_buff *skb) struct slic_rcvbuf *rcvbuf = (struct slic_rcvbuf *)skb->head; struct device *dev; - ASSERT(skb->len == SLIC_RCVBUF_HEADSIZE); - - paddr = (void *)pci_map_single(adapter->pcidev, skb->head, - SLIC_RCVQ_RCVBUFSIZE, PCI_DMA_FROMDEVICE); + paddr = (void *)(unsigned long) + pci_map_single(adapter->pcidev, skb->head, + SLIC_RCVQ_RCVBUFSIZE, PCI_DMA_FROMDEVICE); rcvbuf->status = 0; skb->next = NULL; @@ -3596,477 +1709,1498 @@ static u32 slic_rcvqueue_reinsert(struct adapter *adapter, struct sk_buff *skb) return rcvq->count; } -static int slic_debug_card_show(struct seq_file *seq, void *v) +/* + * 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) { -#ifdef MOOKTODO - int i; - struct sliccard *card = seq->private; - struct slic_config *config = &card->config; - unsigned char *fru = (unsigned char *)(&card->config.atk_fru); - unsigned char *oemfru = (unsigned char *)(&card->config.OemFru); + int status; + struct slic_shmem *pshmem; + + if (adapter->state != ADAPT_UP) { + /* Adapter is not operational. Ignore. */ + return; + } + + pshmem = (struct slic_shmem *)(unsigned long)adapter->phys_shmem; + +#if BITS_PER_LONG == 64 + status = slic_upr_request(adapter, + SLIC_UPR_RLSR, + SLIC_GET_ADDR_LOW(&pshmem->linkstatus), + SLIC_GET_ADDR_HIGH(&pshmem->linkstatus), + 0, 0); +#else + status = slic_upr_request(adapter, SLIC_UPR_RLSR, + (u32) &pshmem->linkstatus, /* no 4GB wrap guaranteed */ + 0, 0, 0); #endif +} + +static void slic_init_cleanup(struct adapter *adapter) +{ + if (adapter->intrregistered) { + adapter->intrregistered = 0; + free_irq(adapter->netdev->irq, adapter->netdev); - seq_printf(seq, "driver_version : %s\n", slic_proc_version); - seq_printf(seq, "Microcode versions: \n"); - seq_printf(seq, " Gigabit (gb) : %s %s\n", - MOJAVE_UCODE_VERS_STRING, MOJAVE_UCODE_VERS_DATE); - seq_printf(seq, " Gigabit Receiver : %s %s\n", - GB_RCVUCODE_VERS_STRING, GB_RCVUCODE_VERS_DATE); - seq_printf(seq, "Vendor : %s\n", slic_vendor); - seq_printf(seq, "Product Name : %s\n", slic_product_name); -#ifdef MOOKTODO - seq_printf(seq, "VendorId : %4.4X\n", - config->VendorId); - seq_printf(seq, "DeviceId : %4.4X\n", - config->DeviceId); - seq_printf(seq, "RevisionId : %2.2x\n", - config->RevisionId); - seq_printf(seq, "Bus # : %d\n", card->busnumber); - seq_printf(seq, "Device # : %d\n", card->slotnumber); - seq_printf(seq, "Interfaces : %d\n", card->card_size); - seq_printf(seq, " Initialized : %d\n", - card->adapters_activated); - seq_printf(seq, " Allocated : %d\n", - card->adapters_allocated); - ASSERT(card->card_size <= SLIC_NBR_MACS); - for (i = 0; i < card->card_size; i++) { - seq_printf(seq, - " MAC%d : %2.2X %2.2X %2.2X %2.2X %2.2X %2.2X\n", - i, config->macinfo[i].macaddrA[0], - config->macinfo[i].macaddrA[1], - config->macinfo[i].macaddrA[2], - config->macinfo[i].macaddrA[3], - config->macinfo[i].macaddrA[4], - config->macinfo[i].macaddrA[5]); - } - seq_printf(seq, " IF Init State Duplex/Speed irq\n"); - seq_printf(seq, " -------------------------------\n"); - for (i = 0; i < card->adapters_allocated; i++) { - struct adapter *adapter; - - adapter = card->adapter[i]; - if (adapter) { - seq_printf(seq, - " %d %d %s %s %s 0x%X\n", - adapter->physport, adapter->state, - SLIC_LINKSTATE(adapter->linkstate), - SLIC_DUPLEX(adapter->linkduplex), - SLIC_SPEED(adapter->linkspeed), - (uint) adapter->irq); - } } - seq_printf(seq, "Generation # : %4.4X\n", card->gennumber); - seq_printf(seq, "RcvQ max entries : %4.4X\n", - SLIC_RCVQ_ENTRIES); - seq_printf(seq, "Ping Status : %8.8X\n", - card->pingstatus); - seq_printf(seq, "Minimum grant : %2.2x\n", - config->MinGrant); - seq_printf(seq, "Maximum Latency : %2.2x\n", config->MaxLat); - seq_printf(seq, "PciStatus : %4.4x\n", - config->Pcistatus); - seq_printf(seq, "Debug Device Id : %4.4x\n", - config->DbgDevId); - seq_printf(seq, "DRAM ROM Function : %4.4x\n", - config->DramRomFn); - seq_printf(seq, "Network interface Pin 1 : %2.2x\n", - config->NetIntPin1); - seq_printf(seq, "Network interface Pin 2 : %2.2x\n", - config->NetIntPin1); - seq_printf(seq, "Network interface Pin 3 : %2.2x\n", - config->NetIntPin1); - seq_printf(seq, "PM capabilities : %4.4X\n", - config->PMECapab); - seq_printf(seq, "Network Clock Controls : %4.4X\n", - config->NwClkCtrls); - - switch (config->FruFormat) { - case ATK_FRU_FORMAT: - { - seq_printf(seq, - "Vendor : Alacritech, Inc.\n"); - seq_printf(seq, - "Assembly # : %c%c%c%c%c%c\n", - fru[0], fru[1], fru[2], fru[3], fru[4], - fru[5]); - seq_printf(seq, - "Revision # : %c%c\n", - fru[6], fru[7]); - - if (config->OEMFruFormat == VENDOR4_FRU_FORMAT) { - seq_printf(seq, - "Serial # : " - "%c%c%c%c%c%c%c%c%c%c%c%c\n", - fru[8], fru[9], fru[10], - fru[11], fru[12], fru[13], - fru[16], fru[17], fru[18], - fru[19], fru[20], fru[21]); - } else { - seq_printf(seq, - "Serial # : " - "%c%c%c%c%c%c%c%c%c%c%c%c%c%c\n", - fru[8], fru[9], fru[10], - fru[11], fru[12], fru[13], - fru[14], fru[15], fru[16], - fru[17], fru[18], fru[19], - fru[20], fru[21]); - } + 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)(unsigned long)NULL; + } + + if (adapter->pingtimerset) { + adapter->pingtimerset = 0; + del_timer(&adapter->pingtimer); + } + + slic_rspqueue_free(adapter); + slic_cmdq_free(adapter); + slic_rcvqueue_free(adapter); +} + +/* + * 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 (ether_addr_equal(mlist->address, address)) + return 0; + 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, ETH_ALEN); + + mcaddr->next = adapter->mcastaddrs; + adapter->mcastaddrs = mcaddr; + + return 0; +} + +static void slic_mcast_set_list(struct net_device *dev) +{ + struct adapter *adapter = netdev_priv(dev); + int status = 0; + char *addresses; + struct netdev_hw_addr *ha; + + netdev_for_each_mc_addr(ha, dev) { + addresses = (char *) &ha->addr; + status = slic_mcast_add_list(adapter, addresses); + if (status != 0) 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 == 0) + slic_mcast_set_mask(adapter); + } +} - default: - { - seq_printf(seq, - "Vendor : Alacritech, Inc.\n"); - seq_printf(seq, - "Serial # : Empty FRU\n"); +#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 BITS_PER_LONG == 64 + hcmd->cmdsize = (u32) ((((u64)&ihcmd->u.slic_buffers.bufs[1] - + (u64) hcmd) + 31) >> 5); +#else + hcmd->cmdsize = ((((u32) &ihcmd->u.slic_buffers.bufs[1] - + (u32) hcmd) + 31) >> 5); +#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; } } + dev_kfree_skb(skb); + adapter->netdev->stats.tx_dropped++; +} - switch (config->OEMFruFormat) { - case VENDOR1_FRU_FORMAT: - { - seq_printf(seq, "FRU Information:\n"); - seq_printf(seq, " Commodity # : %c\n", - oemfru[0]); - seq_printf(seq, - " Assembly # : %c%c%c%c\n", - oemfru[1], oemfru[2], oemfru[3], oemfru[4]); - seq_printf(seq, - " Revision # : %c%c\n", - oemfru[5], oemfru[6]); - seq_printf(seq, - " Supplier # : %c%c\n", - oemfru[7], oemfru[8]); - seq_printf(seq, - " Date : %c%c\n", - oemfru[9], oemfru[10]); - seq_sprintf(seq, - " Sequence # : %c%c%c\n", - oemfru[11], oemfru[12], oemfru[13]); +static void slic_rcv_handle_error(struct adapter *adapter, + struct slic_rcvbuf *rcvbuf) +{ + struct slic_hddr_wds *hdr = (struct slic_hddr_wds *)rcvbuf->data; + struct net_device *netdev = adapter->netdev; + + 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++; + netdev->stats.rx_fifo_errors++; + } + if (hdr->frame_status_b14 & VRHSTATB_BUFF) { + adapter->if_events.Bufov++; + netdev->stats.rx_over_errors++; + } + if (hdr->frame_status_b14 & VRHSTATB_CARRE) { + adapter->if_events.Carre++; + netdev->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++; + netdev->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 net_device *netdev = adapter->netdev; + struct sk_buff *skb; + struct slic_rcvbuf *rcvbuf; + u32 frames = 0; + + while ((skb = slic_rcvqueue_getnext(adapter))) { + u32 rx_bytes; + + 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); + netdev->stats.rx_packets++; + netdev->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); +} - case VENDOR2_FRU_FORMAT: - { - seq_printf(seq, "FRU Information:\n"); - seq_printf(seq, - " Part # : " - "%c%c%c%c%c%c%c%c\n", - oemfru[0], oemfru[1], oemfru[2], - oemfru[3], oemfru[4], oemfru[5], - oemfru[6], oemfru[7]); - seq_printf(seq, - " Supplier # : %c%c%c%c%c\n", - oemfru[8], oemfru[9], oemfru[10], - oemfru[11], oemfru[12]); - seq_printf(seq, - " Date : %c%c%c\n", - oemfru[13], oemfru[14], oemfru[15]); - seq_sprintf(seq, - " Sequence # : %c%c%c%c\n", - oemfru[16], oemfru[17], oemfru[18], - oemfru[19]); +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; + hcmd = + (struct slic_hostcmd *) + adapter->slic_handles[slic_handle_word.handle_index]. + address; +/* hcmd = (struct slic_hostcmd *) rspbuf->hosthandle; */ + 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); +} - case VENDOR3_FRU_FORMAT: - { - seq_printf(seq, "FRU Information:\n"); +static void slic_interrupt_card_up(u32 isr, struct adapter *adapter, + struct net_device *dev) +{ + 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); + } } - case VENDOR4_FRU_FORMAT: - { - seq_printf(seq, "FRU Information:\n"); - seq_printf(seq, - " FRU Number : " - "%c%c%c%c%c%c%c%c\n", - oemfru[0], oemfru[1], oemfru[2], - oemfru[3], oemfru[4], oemfru[5], - oemfru[6], oemfru[7]); - seq_sprintf(seq, - " Part Number : " - "%c%c%c%c%c%c%c%c\n", - oemfru[8], oemfru[9], oemfru[10], - oemfru[11], oemfru[12], oemfru[13], - oemfru[14], oemfru[15]); - seq_printf(seq, - " EC Level : " - "%c%c%c%c%c%c%c%c\n", - oemfru[16], oemfru[17], oemfru[18], - oemfru[19], oemfru[20], oemfru[21], - oemfru[22], oemfru[23]); + 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); + } +} + + +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: + slic_interrupt_card_up(isr, adapter, dev); + 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; + void *offloadcmd = NULL; + + card = adapter->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; + } + + hcmd = slic_cmdq_getfree(adapter); + if (!hcmd) { + adapter->xmitq_full = 1; + status = XMIT_FAIL_HOSTCMD_FAIL; + goto xmit_fail; + } + hcmd->skb = skb; + hcmd->busy = 1; + hcmd->type = SLIC_CMD_DUMB; + slic_xmit_build_request(adapter, hcmd, skb); + dev->stats.tx_packets++; + dev->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, NORMAL_ETHFRAME, status); + goto xmit_done; +} - return 0; + +static void slic_adapter_freeresources(struct adapter *adapter) +{ + slic_init_cleanup(adapter); + 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_debug_adapter_show(struct seq_file *seq, void *v) -{ - struct adapter *adapter = seq->private; - - if ((adapter->netdev) && (adapter->netdev->name)) { - seq_printf(seq, "info: interface : %s\n", - adapter->netdev->name); - } - seq_printf(seq, "info: status : %s\n", - SLIC_LINKSTATE(adapter->linkstate)); - seq_printf(seq, "info: port : %d\n", - adapter->physport); - seq_printf(seq, "info: speed : %s\n", - SLIC_SPEED(adapter->linkspeed)); - seq_printf(seq, "info: duplex : %s\n", - SLIC_DUPLEX(adapter->linkduplex)); - seq_printf(seq, "info: irq : 0x%X\n", - (uint) adapter->irq); - seq_printf(seq, "info: Interrupt Agg Delay: %d usec\n", - adapter->card->loadlevel_current); - seq_printf(seq, "info: RcvQ max entries : %4.4X\n", - SLIC_RCVQ_ENTRIES); - seq_printf(seq, "info: RcvQ current : %4.4X\n", - adapter->rcvqueue.count); - seq_printf(seq, "rx stats: packets : %8.8lX\n", - adapter->stats.rx_packets); - seq_printf(seq, "rx stats: bytes : %8.8lX\n", - adapter->stats.rx_bytes); - seq_printf(seq, "rx stats: broadcasts : %8.8X\n", - adapter->rcv_broadcasts); - seq_printf(seq, "rx stats: multicasts : %8.8X\n", - adapter->rcv_multicasts); - seq_printf(seq, "rx stats: unicasts : %8.8X\n", - adapter->rcv_unicasts); - seq_printf(seq, "rx stats: errors : %8.8X\n", - (u32) adapter->slic_stats.iface.rcv_errors); - seq_printf(seq, "rx stats: Missed errors : %8.8X\n", - (u32) adapter->slic_stats.iface.rcv_discards); - seq_printf(seq, "rx stats: drops : %8.8X\n", - (u32) adapter->rcv_drops); - seq_printf(seq, "tx stats: packets : %8.8lX\n", - adapter->stats.tx_packets); - seq_printf(seq, "tx stats: bytes : %8.8lX\n", - adapter->stats.tx_bytes); - seq_printf(seq, "tx stats: errors : %8.8X\n", - (u32) adapter->slic_stats.iface.xmt_errors); - seq_printf(seq, "rx stats: multicasts : %8.8lX\n", - adapter->stats.multicast); - seq_printf(seq, "tx stats: collision errors : %8.8X\n", - (u32) adapter->slic_stats.iface.xmit_collisions); - seq_printf(seq, "perf: Max rcv frames/isr : %8.8X\n", - adapter->max_isr_rcvs); - seq_printf(seq, "perf: Rcv interrupt yields : %8.8X\n", - adapter->rcv_interrupt_yields); - seq_printf(seq, "perf: Max xmit complete/isr : %8.8X\n", - adapter->max_isr_xmits); - seq_printf(seq, "perf: error interrupts : %8.8X\n", - adapter->error_interrupts); - seq_printf(seq, "perf: error rmiss interrupts : %8.8X\n", - adapter->error_rmiss_interrupts); - seq_printf(seq, "perf: rcv interrupts : %8.8X\n", - adapter->rcv_interrupts); - seq_printf(seq, "perf: xmit interrupts : %8.8X\n", - adapter->xmit_interrupts); - seq_printf(seq, "perf: link event interrupts : %8.8X\n", - adapter->linkevent_interrupts); - seq_printf(seq, "perf: UPR interrupts : %8.8X\n", - adapter->upr_interrupts); - seq_printf(seq, "perf: interrupt count : %8.8X\n", - adapter->num_isrs); - seq_printf(seq, "perf: false interrupts : %8.8X\n", - adapter->false_interrupts); - seq_printf(seq, "perf: All register writes : %8.8X\n", - adapter->all_reg_writes); - seq_printf(seq, "perf: ICR register writes : %8.8X\n", - adapter->icr_reg_writes); - seq_printf(seq, "perf: ISR register writes : %8.8X\n", - adapter->isr_reg_writes); - seq_printf(seq, "ifevents: overflow 802 errors : %8.8X\n", - adapter->if_events.oflow802); - seq_printf(seq, "ifevents: transport overflow errors: %8.8X\n", - adapter->if_events.Tprtoflow); - seq_printf(seq, "ifevents: underflow errors : %8.8X\n", - adapter->if_events.uflow802); - seq_printf(seq, "ifevents: receive early : %8.8X\n", - adapter->if_events.rcvearly); - seq_printf(seq, "ifevents: buffer overflows : %8.8X\n", - adapter->if_events.Bufov); - seq_printf(seq, "ifevents: carrier errors : %8.8X\n", - adapter->if_events.Carre); - seq_printf(seq, "ifevents: Long : %8.8X\n", - adapter->if_events.Longe); - seq_printf(seq, "ifevents: invalid preambles : %8.8X\n", - adapter->if_events.Invp); - seq_printf(seq, "ifevents: CRC errors : %8.8X\n", - adapter->if_events.Crc); - seq_printf(seq, "ifevents: dribble nibbles : %8.8X\n", - adapter->if_events.Drbl); - seq_printf(seq, "ifevents: Code violations : %8.8X\n", - adapter->if_events.Code); - seq_printf(seq, "ifevents: TCP checksum errors : %8.8X\n", - adapter->if_events.TpCsum); - seq_printf(seq, "ifevents: TCP header short errors : %8.8X\n", - adapter->if_events.TpHlen); - seq_printf(seq, "ifevents: IP checksum errors : %8.8X\n", - adapter->if_events.IpCsum); - seq_printf(seq, "ifevents: IP frame incompletes : %8.8X\n", - adapter->if_events.IpLen); - seq_printf(seq, "ifevents: IP headers shorts : %8.8X\n", - adapter->if_events.IpHlen); +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 0; } -static int slic_debug_adapter_open(struct inode *inode, struct file *file) + +/* + * slic_if_init + * + * Perform initialization of our slic interface. + * + */ +static int slic_if_init(struct adapter *adapter) { - return single_open(file, slic_debug_adapter_show, inode->i_private); + 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 rc; + + /* adapter should be down at this point */ + if (adapter->state != ADAPT_DOWN) { + dev_err(&dev->dev, "%s: adapter->state != ADAPT_DOWN\n", + __func__); + rc = -EIO; + goto err; + } + + 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; + } + rc = slic_adapter_allocresources(adapter); + if (rc) { + dev_err(&dev->dev, + "%s: slic_adapter_allocresources FAILED %x\n", + __func__, rc); + slic_adapter_freeresources(adapter); + goto err; + } + + if (!adapter->queues_initialized) { + rc = slic_rspqueue_init(adapter); + if (rc) + goto err; + rc = slic_cmdq_init(adapter); + if (rc) + goto err; + rc = slic_rcvqueue_init(adapter); + if (rc) + goto err; + 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 *)(unsigned long) + adapter->phys_shmem; + + spin_lock_irqsave(&adapter->bit64reglock.lock, + adapter->bit64reglock.flags); + +#if BITS_PER_LONG == 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); +#else + slic_reg32_write(&slic_regs->slic_addr_upper, 0, DONT_FLUSH); + slic_reg32_write(&slic_regs->slic_isp, (u32)&pshmem->isr, FLUSH); +#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); + +err: + return rc; } -static int slic_debug_card_open(struct inode *inode, struct file *file) +static int slic_entry_open(struct net_device *dev) { - return single_open(file, slic_debug_card_show, inode->i_private); + struct adapter *adapter = netdev_priv(dev); + struct sliccard *card = adapter->card; + int status; + + netif_stop_queue(adapter->netdev); + + spin_lock_irqsave(&slic_global.driver_lock.lock, + slic_global.driver_lock.flags); + if (!adapter->activated) { + card->adapters_activated++; + slic_global.num_slic_ports_active++; + adapter->activated = 1; + } + status = slic_if_init(adapter); + + if (status != 0) { + if (adapter->activated) { + card->adapters_activated--; + slic_global.num_slic_ports_active--; + adapter->activated = 0; + } + goto spin_unlock; + } + if (!card->master) + card->master = adapter; + +spin_unlock: + spin_unlock_irqrestore(&slic_global.driver_lock.lock, + slic_global.driver_lock.flags); + return status; } -static const struct file_operations slic_debug_adapter_fops = { - .owner = THIS_MODULE, - .open = slic_debug_adapter_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; +static void slic_card_cleanup(struct sliccard *card) +{ + if (card->loadtimerset) { + card->loadtimerset = 0; + del_timer_sync(&card->loadtimer); + } -static const struct file_operations slic_debug_card_fops = { - .owner = THIS_MODULE, - .open = slic_debug_card_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; + kfree(card); +} -static void slic_debug_adapter_create(struct adapter *adapter) +static void slic_entry_remove(struct pci_dev *pcidev) { - struct dentry *d; - char name[7]; - struct sliccard *card = adapter->card; + struct net_device *dev = pci_get_drvdata(pcidev); + struct adapter *adapter = netdev_priv(dev); + struct sliccard *card; + struct mcast_address *mcaddr, *mlist; - if (!card->debugfs_dir) - return; + unregister_netdev(dev); - sprintf(name, "port%d", adapter->port); - d = debugfs_create_file(name, S_IRUGO, - card->debugfs_dir, adapter, - &slic_debug_adapter_fops); - if (!d || IS_ERR(d)) - pr_info(PFX "%s: debugfs create failed\n", name); - else - adapter->debugfs_entry = d; + slic_adapter_freeresources(adapter); + slic_unmap_mmio_space(adapter); + + /* free multicast addresses */ + mlist = adapter->mcastaddrs; + while (mlist) { + mcaddr = mlist; + mlist = mlist->next; + kfree(mcaddr); + } + card = adapter->card; + 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; + curr_card->next = card->next; + } + slic_global.num_slic_cards--; + slic_card_cleanup(card); + } + free_netdev(dev); + pci_release_regions(pcidev); + pci_disable_device(pcidev); } -static void slic_debug_adapter_destroy(struct adapter *adapter) +static int slic_entry_halt(struct net_device *dev) { - if (adapter->debugfs_entry) { - debugfs_remove(adapter->debugfs_entry); - adapter->debugfs_entry = NULL; + 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); + 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; + 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 0; } -static void slic_debug_card_create(struct sliccard *card) +static struct net_device_stats *slic_get_stats(struct net_device *dev) { - struct dentry *d; - char name[IFNAMSIZ]; + struct adapter *adapter = netdev_priv(dev); - snprintf(name, sizeof(name), "slic%d", card->cardnum); - d = debugfs_create_dir(name, slic_debugfs); - if (!d || IS_ERR(d)) - pr_info(PFX "%s: debugfs create dir failed\n", - name); - else { - card->debugfs_dir = d; - d = debugfs_create_file("cardinfo", S_IRUGO, - slic_debugfs, card, - &slic_debug_card_fops); - if (!d || IS_ERR(d)) - pr_info(PFX "%s: debugfs create failed\n", - name); - else - card->debugfs_cardinfo = d; + 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; +} + +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; + + 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: + if (copy_from_user(&ecmd, rq->ifr_data, sizeof(ecmd))) + return -EFAULT; + + if (ecmd.cmd == ETHTOOL_GSET) { + memset(&edata, 0, sizeof(edata)); + 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_debug_card_destroy(struct sliccard *card) +static void slic_config_pci(struct pci_dev *pcidev) { - int i; + 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); +} - for (i = 0; i < card->card_size; i++) { - struct adapter *adapter; +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) + return status; + + if (!card->config_set) { + peeprom = pci_alloc_consistent(adapter->pcidev, + sizeof(struct slic_eeprom), + &phys_config); - adapter = card->adapter[i]; - if (adapter) - slic_debug_adapter_destroy(adapter); + phys_configl = SLIC_GET_ADDR_LOW(phys_config); + phys_configh = SLIC_GET_ADDR_HIGH(phys_config); + + if (!peeprom) { + dev_err(&adapter->pcidev->dev, + "Failed to allocate DMA memory for EEPROM.\n"); + 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 *)(unsigned long) + adapter->phys_shmem; + + spin_lock_irqsave(&adapter->bit64reglock.lock, + adapter->bit64reglock.flags); + 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); + spin_unlock_irqrestore(&adapter->bit64reglock.lock, + adapter->bit64reglock.flags); + + status = slic_config_get(adapter, phys_configl, phys_configh); + if (status) { + dev_err(&adapter->pcidev->dev, + "Failed to fetch config data from device.\n"); + goto card_init_err; + } + + 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, + "Fetch of config data timed out.\n"); + slic_reg64_write(adapter, + &slic_regs->slic_isp, 0, + &slic_regs->slic_addr_upper, + 0, FLUSH); + status = -EINVAL; + goto card_init_err; + } + } + } + + 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(peeprom, + eecodesize - 2); + /* + if the ucdoe chksum flag bit worked, + we wouldn't need this + */ + 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) { + slic_reg64_write(adapter, &slic_regs->slic_isp, 0, + &slic_regs->slic_addr_upper, + 0, FLUSH); + dev_err(&adapter->pcidev->dev, "EEPROM invalid.\n"); + return -EINVAL; + } + + card->config_set = 1; } - if (card->debugfs_cardinfo) { - debugfs_remove(card->debugfs_cardinfo); - card->debugfs_cardinfo = NULL; + + status = slic_card_download_gbrcv(adapter); + if (status) + return status; + + 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 0; + +card_init_err: + pci_free_consistent(adapter->pcidev, sizeof(struct slic_eeprom), + peeprom, phys_config); + return status; +} + +static void slic_init_driver(void) +{ + if (slic_first_init) { + slic_first_init = 0; + spin_lock_init(&slic_global.driver_lock.lock); } - if (card->debugfs_dir) { - debugfs_remove(card->debugfs_dir); - card->debugfs_dir = NULL; +} + +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->slic_regs = (__iomem struct slic_regs *)memaddr; + adapter->irq = pcidev->irq; +/* adapter->netdev = netdev;*/ + adapter->chipid = chip_idx; + adapter->port = 0; /*adapter->functionnumber;*/ + adapter->cardindex = adapter->port; + 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 + */ + /* + 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); + if (adapter->pshmem) + memset(adapter->pshmem, 0, sizeof(struct slic_shmem)); } -static void slic_debug_init(void) +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_rx_mode = 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 dentry *ent; + 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; - ent = debugfs_create_dir("slic", NULL); - if (!ent || IS_ERR(ent)) { - pr_info(PFX "debugfs create directory failed\n"); - return; + 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: + return -ENODEV; } - slic_debugfs = ent; + 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++; + } else { + /* Card exists, find the card this adapter belongs to */ + while (card) { + if (card->cardnum == card_hostid) + break; + card = card->next; + } + } + + if (!card) + return -ENXIO; + /* Put the adapter in the card's adapter list */ + 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]) + break; + } + if (i == SLIC_MAX_PORTS) + break; + + 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); + if (!physcard) { + if (card_hostid == SLIC_HOSTID_DEFAULT) + kfree(card); + return -ENOMEM; + } + + 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; + + physcard->adapter[adapter->physport] = adapter; + adapter->physcard = physcard; + + return 0; } -static void slic_debug_cleanup(void) +static int slic_entry_probe(struct pci_dev *pcidev, + const struct pci_device_id *pci_tbl_entry) { - if (slic_debugfs) { - debugfs_remove(slic_debugfs); - slic_debugfs = NULL; + static int cards_found; + static int did_version; + int err = -ENODEV; + struct net_device *netdev; + struct adapter *adapter; + void __iomem *memmapped_ioaddr = NULL; + 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 (did_version++ == 0) { + dev_info(&pcidev->dev, "%s\n", slic_banner); + dev_info(&pcidev->dev, "%s\n", slic_proc_version); } -} -/******************************************************************************/ -/**************** MODULE INITIATION / TERMINATION FUNCTIONS ***************/ -/******************************************************************************/ + if (!pci_set_dma_mask(pcidev, DMA_BIT_MASK(64))) { + pci_using_dac = 1; + err = pci_set_consistent_dma_mask(pcidev, DMA_BIT_MASK(64)); + if (err) { + dev_err(&pcidev->dev, "unable to obtain 64-bit DMA for consistent allocations\n"); + goto err_out_disable_pci; + } + } else { + err = pci_set_dma_mask(pcidev, DMA_BIT_MASK(32)); + if (err) { + dev_err(&pcidev->dev, "no usable DMA configuration\n"); + goto err_out_disable_pci; + } + pci_using_dac = 0; + pci_set_consistent_dma_mask(pcidev, DMA_BIT_MASK(32)); + } + + 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); + err = -ENOMEM; + goto err_out_free_netdev; + } + + slic_config_pci(pcidev); + + slic_init_driver(); + + slic_init_adapter(netdev, + pcidev, pci_tbl_entry, memmapped_ioaddr, cards_found); + + err = slic_card_locate(adapter); + if (err) { + dev_err(&pcidev->dev, "cannot locate card\n"); + goto err_out_unmap; + } + + card = adapter->card; + + if (!adapter->allocated) { + card->adapters_allocated++; + adapter->allocated = 1; + } + + err = slic_card_init(card, adapter); + if (err) + goto err_out_unmap; + + slic_adapter_set_hwaddr(adapter); + + netdev->base_addr = (unsigned long) memmapped_ioaddr; + netdev->irq = adapter->irq; + netdev->netdev_ops = &slic_netdev_ops; + + 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 0; + +err_out_unmap: + iounmap(memmapped_ioaddr); +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, .id_table = slic_pci_tbl, .probe = slic_entry_probe, - .remove = __devexit_p(slic_entry_remove), + .remove = slic_entry_remove, }; static int __init slic_module_init(void) { slic_init_driver(); - if (debug >= 0 && slic_debug != debug) - printk(KERN_DEBUG KBUILD_MODNAME ": debug level is %d.\n", - debug); - if (debug >= 0) - slic_debug = debug; - return pci_register_driver(&slic_driver); } static void __exit slic_module_cleanup(void) { pci_unregister_driver(&slic_driver); - slic_debug_cleanup(); } module_init(slic_module_init); |