| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Message-ID: <20100629085216.GA6391@hera.kernel.org>
Date: Tue, 29 Jun 2010 08:52:16 +0000
From: Denis Kirjanov <dkirjanov@...a.kernel.org>
To: gregkh@...e.de
Cc: davem@...emloft.net, devel@...verdev.osuosl.org,
linux-kernel@...r.kernel.org
Subject: [PATCH -staging] slicoss: kill functions prototypes and reorder
functions
Reorder functions to kill their prototypes.
Signed-off-by: Denis Kirjanov <dkirjanov@...nel.org>
---
drivers/staging/slicoss/slicoss.c | 3976 ++++++++++++++++++-------------------
1 files changed, 1960 insertions(+), 2016 deletions(-)
diff --git a/drivers/staging/slicoss/slicoss.c b/drivers/staging/slicoss/slicoss.c
index bebf0fd..20b70c9 100644
--- a/drivers/staging/slicoss/slicoss.c
+++ b/drivers/staging/slicoss/slicoss.c
@@ -97,66 +97,6 @@
#include "slichw.h"
#include "slic.h"
-static struct net_device_stats *slic_get_stats(struct net_device *dev);
-static int slic_entry_open(struct net_device *dev);
-static int slic_entry_halt(struct net_device *dev);
-static int slic_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
-static netdev_tx_t slic_xmit_start(struct sk_buff *skb, struct net_device *dev);
-static void slic_xmit_fail(struct adapter *adapter, struct sk_buff *skb,
- void *cmd, u32 skbtype, u32 status);
-static void slic_config_pci(struct pci_dev *pcidev);
-static struct sk_buff *slic_rcvqueue_getnext(struct adapter *adapter);
-static int slic_mac_set_address(struct net_device *dev, void *ptr);
-static void slic_link_event_handler(struct adapter *adapter);
-static void slic_upr_request_complete(struct adapter *adapter, u32 isr);
-static int slic_rspqueue_init(struct adapter *adapter);
-static void slic_rspqueue_free(struct adapter *adapter);
-static struct slic_rspbuf *slic_rspqueue_getnext(struct adapter *adapter);
-static int slic_cmdq_init(struct adapter *adapter);
-static void slic_cmdq_free(struct adapter *adapter);
-static void slic_cmdq_reset(struct adapter *adapter);
-static void slic_cmdq_addcmdpage(struct adapter *adapter, u32 *page);
-static void slic_cmdq_getdone(struct adapter *adapter);
-static void slic_cmdq_putdone_irq(struct adapter *adapter,
- struct slic_hostcmd *cmd);
-static struct slic_hostcmd *slic_cmdq_getfree(struct adapter *adapter);
-static int slic_rcvqueue_init(struct adapter *adapter);
-static int slic_rcvqueue_fill(struct adapter *adapter);
-static u32 slic_rcvqueue_reinsert(struct adapter *adapter, struct sk_buff *skb);
-static void slic_rcvqueue_free(struct adapter *adapter);
-static void slic_adapter_set_hwaddr(struct adapter *adapter);
-static int slic_card_init(struct sliccard *card, struct adapter *adapter);
-static void slic_intagg_set(struct adapter *adapter, u32 value);
-static int slic_card_download(struct adapter *adapter);
-static u32 slic_card_locate(struct adapter *adapter);
-static int slic_if_init(struct adapter *adapter);
-static int slic_adapter_allocresources(struct adapter *adapter);
-static void slic_adapter_freeresources(struct adapter *adapter);
-static void slic_link_config(struct adapter *adapter, u32 linkspeed,
- u32 linkduplex);
-static void slic_unmap_mmio_space(struct adapter *adapter);
-static void slic_card_cleanup(struct sliccard *card);
-static void slic_soft_reset(struct adapter *adapter);
-static bool slic_mac_filter(struct adapter *adapter,
- struct ether_header *ether_frame);
-static void slic_mac_address_config(struct adapter *adapter);
-static void slic_mac_config(struct adapter *adapter);
-static void slic_mcast_set_mask(struct adapter *adapter);
-static void slic_config_set(struct adapter *adapter, bool linkchange);
-static void slic_config_clear(struct adapter *adapter);
-static void slic_config_get(struct adapter *adapter, u32 config,
- u32 configh);
-static void slic_timer_load_check(ulong context);
-static void slic_assert_fail(void);
-static ushort slic_eeprom_cksum(char *m, int len);
-static void slic_upr_start(struct adapter *adapter);
-static void slic_link_upr_complete(struct adapter *adapter, u32 Isr);
-static int slic_upr_request(struct adapter *adapter, u32 upr_request,
- u32 upr_data, u32 upr_data_h, u32 upr_buffer,
- u32 upr_buffer_h);
-static void slic_mcast_set_list(struct net_device *dev);
-
-
static uint slic_first_init = 1;
static char *slic_banner = "Alacritech SLIC Technology(tm) Server "\
"and Storage Accelerator (Non-Accelerated)";
@@ -241,12 +181,17 @@ MODULE_DEVICE_TABLE(pci, slic_pci_tbl);
_adapter->handle_lock.flags); \
}
-static void slic_debug_init(void);
-static void slic_debug_cleanup(void);
-static void slic_debug_adapter_create(struct adapter *adapter);
-static void slic_debug_adapter_destroy(struct adapter *adapter);
-static void slic_debug_card_create(struct sliccard *card);
-static void slic_debug_card_destroy(struct sliccard *card);
+static void slic_assert_fail(void)
+{
+ u32 cpuid;
+ u32 curr_pid;
+ cpuid = smp_processor_id();
+ curr_pid = current->pid;
+
+ printk(KERN_ERR "%s CPU # %d ---- PID # %d\n",
+ __func__, cpuid, curr_pid);
+}
+
static inline void slic_reg32_write(void __iomem *reg, u32 value, bool flush)
{
@@ -272,1016 +217,6 @@ static inline void slic_reg64_write(struct adapter *adapter, void __iomem *reg,
adapter->bit64reglock.flags);
}
-static void slic_init_driver(void)
-{
- if (slic_first_init) {
- slic_first_init = 0;
- spin_lock_init(&slic_global.driver_lock.lock);
- slic_debug_init();
- }
-}
-
-static void slic_init_adapter(struct net_device *netdev,
- struct pci_dev *pcidev,
- const struct pci_device_id *pci_tbl_entry,
- void __iomem *memaddr, int chip_idx)
-{
- ushort index;
- struct slic_handle *pslic_handle;
- struct adapter *adapter = netdev_priv(netdev);
-
-/* adapter->pcidev = pcidev;*/
- adapter->vendid = pci_tbl_entry->vendor;
- adapter->devid = pci_tbl_entry->device;
- adapter->subsysid = pci_tbl_entry->subdevice;
- adapter->busnumber = pcidev->bus->number;
- adapter->slotnumber = ((pcidev->devfn >> 3) & 0x1F);
- adapter->functionnumber = (pcidev->devfn & 0x7);
- adapter->memorylength = pci_resource_len(pcidev, 0);
- adapter->slic_regs = (__iomem struct slic_regs *)memaddr;
- adapter->irq = pcidev->irq;
-/* adapter->netdev = netdev;*/
- adapter->next_netdevice = head_netdevice;
- head_netdevice = netdev;
- adapter->chipid = chip_idx;
- adapter->port = 0; /*adapter->functionnumber;*/
- adapter->cardindex = adapter->port;
- adapter->memorybase = memaddr;
- spin_lock_init(&adapter->upr_lock.lock);
- spin_lock_init(&adapter->bit64reglock.lock);
- spin_lock_init(&adapter->adapter_lock.lock);
- spin_lock_init(&adapter->reset_lock.lock);
- spin_lock_init(&adapter->handle_lock.lock);
-
- adapter->card_size = 1;
- /*
- Initialize slic_handle array
- */
- ASSERT(SLIC_CMDQ_MAXCMDS <= 0xFFFF);
- /*
- Start with 1. 0 is an invalid host handle.
- */
- for (index = 1, pslic_handle = &adapter->slic_handles[1];
- index < SLIC_CMDQ_MAXCMDS; index++, pslic_handle++) {
-
- pslic_handle->token.handle_index = index;
- pslic_handle->type = SLIC_HANDLE_FREE;
- pslic_handle->next = adapter->pfree_slic_handles;
- adapter->pfree_slic_handles = pslic_handle;
- }
- adapter->pshmem = (struct slic_shmem *)
- pci_alloc_consistent(adapter->pcidev,
- sizeof(struct slic_shmem),
- &adapter->
- phys_shmem);
- ASSERT(adapter->pshmem);
-
- memset(adapter->pshmem, 0, sizeof(struct slic_shmem));
-
- return;
-}
-
-static const struct net_device_ops slic_netdev_ops = {
- .ndo_open = slic_entry_open,
- .ndo_stop = slic_entry_halt,
- .ndo_start_xmit = slic_xmit_start,
- .ndo_do_ioctl = slic_ioctl,
- .ndo_set_mac_address = slic_mac_set_address,
- .ndo_get_stats = slic_get_stats,
- .ndo_set_multicast_list = slic_mcast_set_list,
- .ndo_validate_addr = eth_validate_addr,
- .ndo_change_mtu = eth_change_mtu,
-};
-
-static int __devinit slic_entry_probe(struct pci_dev *pcidev,
- const struct pci_device_id *pci_tbl_entry)
-{
- static int cards_found;
- static int did_version;
- int err = -ENODEV;
- struct net_device *netdev;
- struct adapter *adapter;
- void __iomem *memmapped_ioaddr = NULL;
- u32 status = 0;
- ulong mmio_start = 0;
- ulong mmio_len = 0;
- struct sliccard *card = NULL;
- int pci_using_dac = 0;
-
- slic_global.dynamic_intagg = dynamic_intagg;
-
- err = pci_enable_device(pcidev);
-
- if (err)
- return err;
-
- if (slic_debug > 0 && did_version++ == 0) {
- printk(KERN_DEBUG "%s\n", slic_banner);
- printk(KERN_DEBUG "%s\n", slic_proc_version);
- }
-
- if (!pci_set_dma_mask(pcidev, DMA_BIT_MASK(64))) {
- pci_using_dac = 1;
- if (pci_set_consistent_dma_mask(pcidev, DMA_BIT_MASK(64))) {
- dev_err(&pcidev->dev, "unable to obtain 64-bit DMA for "
- "consistent allocations\n");
- goto err_out_disable_pci;
- }
- } else if (pci_set_dma_mask(pcidev, DMA_BIT_MASK(32))) {
- pci_using_dac = 0;
- pci_set_consistent_dma_mask(pcidev, DMA_BIT_MASK(32));
- } else {
- dev_err(&pcidev->dev, "no usable DMA configuration\n");
- goto err_out_disable_pci;
- }
-
- err = pci_request_regions(pcidev, DRV_NAME);
- if (err) {
- dev_err(&pcidev->dev, "can't obtain PCI resources\n");
- goto err_out_disable_pci;
- }
-
- pci_set_master(pcidev);
-
- netdev = alloc_etherdev(sizeof(struct adapter));
- if (!netdev) {
- err = -ENOMEM;
- goto err_out_exit_slic_probe;
- }
-
- SET_NETDEV_DEV(netdev, &pcidev->dev);
-
- pci_set_drvdata(pcidev, netdev);
- adapter = netdev_priv(netdev);
- adapter->netdev = netdev;
- adapter->pcidev = pcidev;
- if (pci_using_dac)
- netdev->features |= NETIF_F_HIGHDMA;
-
- mmio_start = pci_resource_start(pcidev, 0);
- mmio_len = pci_resource_len(pcidev, 0);
-
-
-/* memmapped_ioaddr = (u32)ioremap_nocache(mmio_start, mmio_len);*/
- memmapped_ioaddr = ioremap(mmio_start, mmio_len);
- if (!memmapped_ioaddr) {
- dev_err(&pcidev->dev, "cannot remap MMIO region %lx @ %lx\n",
- mmio_len, mmio_start);
- goto err_out_free_netdev;
- }
-
- slic_config_pci(pcidev);
-
- slic_init_driver();
-
- slic_init_adapter(netdev,
- pcidev, pci_tbl_entry, memmapped_ioaddr, cards_found);
-
- status = slic_card_locate(adapter);
- if (status) {
- dev_err(&pcidev->dev, "cannot locate card\n");
- goto err_out_free_mmio_region;
- }
-
- card = adapter->card;
-
- if (!adapter->allocated) {
- card->adapters_allocated++;
- adapter->allocated = 1;
- }
-
- status = slic_card_init(card, adapter);
-
- if (status != STATUS_SUCCESS) {
- card->state = CARD_FAIL;
- adapter->state = ADAPT_FAIL;
- adapter->linkstate = LINK_DOWN;
- dev_err(&pcidev->dev, "FAILED status[%x]\n", status);
- } else {
- slic_adapter_set_hwaddr(adapter);
- }
-
- netdev->base_addr = (unsigned long)adapter->memorybase;
- netdev->irq = adapter->irq;
- netdev->netdev_ops = &slic_netdev_ops;
-
- slic_debug_adapter_create(adapter);
-
- strcpy(netdev->name, "eth%d");
- err = register_netdev(netdev);
- if (err) {
- dev_err(&pcidev->dev, "Cannot register net device, aborting.\n");
- goto err_out_unmap;
- }
-
- cards_found++;
-
- return status;
-
-err_out_unmap:
- iounmap(memmapped_ioaddr);
-err_out_free_mmio_region:
- release_mem_region(mmio_start, mmio_len);
-err_out_free_netdev:
- free_netdev(netdev);
-err_out_exit_slic_probe:
- pci_release_regions(pcidev);
-err_out_disable_pci:
- pci_disable_device(pcidev);
- return err;
-}
-
-static int slic_entry_open(struct net_device *dev)
-{
- struct adapter *adapter = netdev_priv(dev);
- struct sliccard *card = adapter->card;
- u32 locked = 0;
- int status;
-
- ASSERT(adapter);
- ASSERT(card);
-
- netif_stop_queue(adapter->netdev);
-
- spin_lock_irqsave(&slic_global.driver_lock.lock,
- slic_global.driver_lock.flags);
- locked = 1;
- if (!adapter->activated) {
- card->adapters_activated++;
- slic_global.num_slic_ports_active++;
- adapter->activated = 1;
- }
- status = slic_if_init(adapter);
-
- if (status != STATUS_SUCCESS) {
- if (adapter->activated) {
- card->adapters_activated--;
- slic_global.num_slic_ports_active--;
- adapter->activated = 0;
- }
- if (locked) {
- spin_unlock_irqrestore(&slic_global.driver_lock.lock,
- slic_global.driver_lock.flags);
- locked = 0;
- }
- return status;
- }
- if (!card->master)
- card->master = adapter;
-
- if (locked) {
- spin_unlock_irqrestore(&slic_global.driver_lock.lock,
- slic_global.driver_lock.flags);
- locked = 0;
- }
-
- return STATUS_SUCCESS;
-}
-
-static void __devexit slic_entry_remove(struct pci_dev *pcidev)
-{
- struct net_device *dev = pci_get_drvdata(pcidev);
- u32 mmio_start = 0;
- uint mmio_len = 0;
- struct adapter *adapter = netdev_priv(dev);
- struct sliccard *card;
- struct mcast_address *mcaddr, *mlist;
-
- ASSERT(adapter);
- slic_adapter_freeresources(adapter);
- slic_unmap_mmio_space(adapter);
- unregister_netdev(dev);
-
- mmio_start = pci_resource_start(pcidev, 0);
- mmio_len = pci_resource_len(pcidev, 0);
-
- release_mem_region(mmio_start, mmio_len);
-
- iounmap((void __iomem *)dev->base_addr);
- /* free multicast addresses */
- mlist = adapter->mcastaddrs;
- while (mlist) {
- mcaddr = mlist;
- mlist = mlist->next;
- kfree(mcaddr);
- }
- ASSERT(adapter->card);
- card = adapter->card;
- ASSERT(card->adapters_allocated);
- card->adapters_allocated--;
- adapter->allocated = 0;
- if (!card->adapters_allocated) {
- struct sliccard *curr_card = slic_global.slic_card;
- if (curr_card == card) {
- slic_global.slic_card = card->next;
- } else {
- while (curr_card->next != card)
- curr_card = curr_card->next;
- ASSERT(curr_card);
- curr_card->next = card->next;
- }
- ASSERT(slic_global.num_slic_cards);
- slic_global.num_slic_cards--;
- slic_card_cleanup(card);
- }
- kfree(dev);
- pci_release_regions(pcidev);
-}
-
-static int slic_entry_halt(struct net_device *dev)
-{
- struct adapter *adapter = netdev_priv(dev);
- struct sliccard *card = adapter->card;
- __iomem struct slic_regs *slic_regs = adapter->slic_regs;
-
- spin_lock_irqsave(&slic_global.driver_lock.lock,
- slic_global.driver_lock.flags);
- ASSERT(card);
- netif_stop_queue(adapter->netdev);
- adapter->state = ADAPT_DOWN;
- adapter->linkstate = LINK_DOWN;
- adapter->upr_list = NULL;
- adapter->upr_busy = 0;
- adapter->devflags_prev = 0;
- ASSERT(card->adapter[adapter->cardindex] == adapter);
- slic_reg32_write(&slic_regs->slic_icr, ICR_INT_OFF, FLUSH);
- adapter->all_reg_writes++;
- adapter->icr_reg_writes++;
- slic_config_clear(adapter);
- if (adapter->activated) {
- card->adapters_activated--;
- slic_global.num_slic_ports_active--;
- adapter->activated = 0;
- }
-#ifdef AUTOMATIC_RESET
- slic_reg32_write(&slic_regs->slic_reset_iface, 0, FLUSH);
-#endif
- /*
- * Reset the adapter's cmd queues
- */
- slic_cmdq_reset(adapter);
-
-#ifdef AUTOMATIC_RESET
- if (!card->adapters_activated)
- slic_card_init(card, adapter);
-#endif
-
- spin_unlock_irqrestore(&slic_global.driver_lock.lock,
- slic_global.driver_lock.flags);
- return STATUS_SUCCESS;
-}
-
-static int slic_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
-{
- struct adapter *adapter = netdev_priv(dev);
- struct ethtool_cmd edata;
- struct ethtool_cmd ecmd;
- u32 data[7];
- u32 intagg;
-
- ASSERT(rq);
- switch (cmd) {
- case SIOCSLICSETINTAGG:
- if (copy_from_user(data, rq->ifr_data, 28))
- return -EFAULT;
- intagg = data[0];
- dev_err(&dev->dev, "%s: set interrupt aggregation to %d\n",
- __func__, intagg);
- slic_intagg_set(adapter, intagg);
- return 0;
-
-#ifdef SLIC_TRACE_DUMP_ENABLED
- case SIOCSLICTRACEDUMP:
- {
- u32 value;
- DBG_IOCTL("slic_ioctl SIOCSLIC_TRACE_DUMP\n");
-
- if (copy_from_user(data, rq->ifr_data, 28)) {
- PRINT_ERROR
- ("slic: copy_from_user FAILED getting initial simba param\n");
- return -EFAULT;
- }
-
- value = data[0];
- if (tracemon_request == SLIC_DUMP_DONE) {
- PRINT_ERROR
- ("ATK Diagnostic Trace Dump Requested\n");
- tracemon_request = SLIC_DUMP_REQUESTED;
- tracemon_request_type = value;
- tracemon_timestamp = jiffies;
- } else if ((tracemon_request == SLIC_DUMP_REQUESTED) ||
- (tracemon_request ==
- SLIC_DUMP_IN_PROGRESS)) {
- PRINT_ERROR
- ("ATK Diagnostic Trace Dump Requested but already in progress... ignore\n");
- } else {
- PRINT_ERROR
- ("ATK Diagnostic Trace Dump Requested\n");
- tracemon_request = SLIC_DUMP_REQUESTED;
- tracemon_request_type = value;
- tracemon_timestamp = jiffies;
- }
- return 0;
- }
-#endif
- case SIOCETHTOOL:
- ASSERT(adapter);
- if (copy_from_user(&ecmd, rq->ifr_data, sizeof(ecmd)))
- return -EFAULT;
-
- if (ecmd.cmd == ETHTOOL_GSET) {
- edata.supported = (SUPPORTED_10baseT_Half |
- SUPPORTED_10baseT_Full |
- SUPPORTED_100baseT_Half |
- SUPPORTED_100baseT_Full |
- SUPPORTED_Autoneg | SUPPORTED_MII);
- edata.port = PORT_MII;
- edata.transceiver = XCVR_INTERNAL;
- edata.phy_address = 0;
- if (adapter->linkspeed == LINK_100MB)
- edata.speed = SPEED_100;
- else if (adapter->linkspeed == LINK_10MB)
- edata.speed = SPEED_10;
- else
- edata.speed = 0;
-
- if (adapter->linkduplex == LINK_FULLD)
- edata.duplex = DUPLEX_FULL;
- else
- edata.duplex = DUPLEX_HALF;
-
- edata.autoneg = AUTONEG_ENABLE;
- edata.maxtxpkt = 1;
- edata.maxrxpkt = 1;
- if (copy_to_user(rq->ifr_data, &edata, sizeof(edata)))
- return -EFAULT;
-
- } else if (ecmd.cmd == ETHTOOL_SSET) {
- if (!capable(CAP_NET_ADMIN))
- return -EPERM;
-
- if (adapter->linkspeed == LINK_100MB)
- edata.speed = SPEED_100;
- else if (adapter->linkspeed == LINK_10MB)
- edata.speed = SPEED_10;
- else
- edata.speed = 0;
-
- if (adapter->linkduplex == LINK_FULLD)
- edata.duplex = DUPLEX_FULL;
- else
- edata.duplex = DUPLEX_HALF;
-
- edata.autoneg = AUTONEG_ENABLE;
- edata.maxtxpkt = 1;
- edata.maxrxpkt = 1;
- if ((ecmd.speed != edata.speed) ||
- (ecmd.duplex != edata.duplex)) {
- u32 speed;
- u32 duplex;
-
- if (ecmd.speed == SPEED_10)
- speed = 0;
- else
- speed = PCR_SPEED_100;
- if (ecmd.duplex == DUPLEX_FULL)
- duplex = PCR_DUPLEX_FULL;
- else
- duplex = 0;
- slic_link_config(adapter, speed, duplex);
- slic_link_event_handler(adapter);
- }
- }
- return 0;
- default:
- return -EOPNOTSUPP;
- }
-}
-
-#define XMIT_FAIL_LINK_STATE 1
-#define XMIT_FAIL_ZERO_LENGTH 2
-#define XMIT_FAIL_HOSTCMD_FAIL 3
-
-static void slic_xmit_build_request(struct adapter *adapter,
- struct slic_hostcmd *hcmd, struct sk_buff *skb)
-{
- struct slic_host64_cmd *ihcmd;
- ulong phys_addr;
-
- ihcmd = &hcmd->cmd64;
-
- ihcmd->flags = (adapter->port << IHFLG_IFSHFT);
- ihcmd->command = IHCMD_XMT_REQ;
- ihcmd->u.slic_buffers.totlen = skb->len;
- phys_addr = pci_map_single(adapter->pcidev, skb->data, skb->len,
- PCI_DMA_TODEVICE);
- ihcmd->u.slic_buffers.bufs[0].paddrl = SLIC_GET_ADDR_LOW(phys_addr);
- ihcmd->u.slic_buffers.bufs[0].paddrh = SLIC_GET_ADDR_HIGH(phys_addr);
- ihcmd->u.slic_buffers.bufs[0].length = skb->len;
-#if defined(CONFIG_X86_64)
- hcmd->cmdsize = (u32) ((((u64)&ihcmd->u.slic_buffers.bufs[1] -
- (u64) hcmd) + 31) >> 5);
-#elif defined(CONFIG_X86)
- hcmd->cmdsize = ((((u32) &ihcmd->u.slic_buffers.bufs[1] -
- (u32) hcmd) + 31) >> 5);
-#else
- Stop Compilation;
-#endif
-}
-
-#define NORMAL_ETHFRAME 0
-
-static netdev_tx_t slic_xmit_start(struct sk_buff *skb, struct net_device *dev)
-{
- struct sliccard *card;
- struct adapter *adapter = netdev_priv(dev);
- struct slic_hostcmd *hcmd = NULL;
- u32 status = 0;
- u32 skbtype = NORMAL_ETHFRAME;
- void *offloadcmd = NULL;
-
- card = adapter->card;
- ASSERT(card);
- if ((adapter->linkstate != LINK_UP) ||
- (adapter->state != ADAPT_UP) || (card->state != CARD_UP)) {
- status = XMIT_FAIL_LINK_STATE;
- goto xmit_fail;
-
- } else if (skb->len == 0) {
- status = XMIT_FAIL_ZERO_LENGTH;
- goto xmit_fail;
- }
-
- if (skbtype == NORMAL_ETHFRAME) {
- hcmd = slic_cmdq_getfree(adapter);
- if (!hcmd) {
- adapter->xmitq_full = 1;
- status = XMIT_FAIL_HOSTCMD_FAIL;
- goto xmit_fail;
- }
- ASSERT(hcmd->pslic_handle);
- ASSERT(hcmd->cmd64.hosthandle ==
- hcmd->pslic_handle->token.handle_token);
- hcmd->skb = skb;
- hcmd->busy = 1;
- hcmd->type = SLIC_CMD_DUMB;
- if (skbtype == NORMAL_ETHFRAME)
- slic_xmit_build_request(adapter, hcmd, skb);
- }
- adapter->stats.tx_packets++;
- adapter->stats.tx_bytes += skb->len;
-
-#ifdef DEBUG_DUMP
- if (adapter->kill_card) {
- struct slic_host64_cmd ihcmd;
-
- ihcmd = &hcmd->cmd64;
-
- ihcmd->flags |= 0x40;
- adapter->kill_card = 0; /* only do this once */
- }
-#endif
- if (hcmd->paddrh == 0) {
- slic_reg32_write(&adapter->slic_regs->slic_cbar,
- (hcmd->paddrl | hcmd->cmdsize), DONT_FLUSH);
- } else {
- slic_reg64_write(adapter, &adapter->slic_regs->slic_cbar64,
- (hcmd->paddrl | hcmd->cmdsize),
- &adapter->slic_regs->slic_addr_upper,
- hcmd->paddrh, DONT_FLUSH);
- }
-xmit_done:
- return NETDEV_TX_OK;
-xmit_fail:
- slic_xmit_fail(adapter, skb, offloadcmd, skbtype, status);
- goto xmit_done;
-}
-
-static void slic_xmit_fail(struct adapter *adapter,
- struct sk_buff *skb,
- void *cmd, u32 skbtype, u32 status)
-{
- if (adapter->xmitq_full)
- netif_stop_queue(adapter->netdev);
- if ((cmd == NULL) && (status <= XMIT_FAIL_HOSTCMD_FAIL)) {
- switch (status) {
- case XMIT_FAIL_LINK_STATE:
- dev_err(&adapter->netdev->dev,
- "reject xmit skb[%p: %x] linkstate[%s] "
- "adapter[%s:%d] card[%s:%d]\n",
- skb, skb->pkt_type,
- SLIC_LINKSTATE(adapter->linkstate),
- SLIC_ADAPTER_STATE(adapter->state),
- adapter->state,
- SLIC_CARD_STATE(adapter->card->state),
- adapter->card->state);
- break;
- case XMIT_FAIL_ZERO_LENGTH:
- dev_err(&adapter->netdev->dev,
- "xmit_start skb->len == 0 skb[%p] type[%x]\n",
- skb, skb->pkt_type);
- break;
- case XMIT_FAIL_HOSTCMD_FAIL:
- dev_err(&adapter->netdev->dev,
- "xmit_start skb[%p] type[%x] No host commands "
- "available\n", skb, skb->pkt_type);
- break;
- default:
- ASSERT(0);
- }
- }
- dev_kfree_skb(skb);
- adapter->stats.tx_dropped++;
-}
-
-static void slic_rcv_handle_error(struct adapter *adapter,
- struct slic_rcvbuf *rcvbuf)
-{
- struct slic_hddr_wds *hdr = (struct slic_hddr_wds *)rcvbuf->data;
-
- if (adapter->devid != SLIC_1GB_DEVICE_ID) {
- if (hdr->frame_status14 & VRHSTAT_802OE)
- adapter->if_events.oflow802++;
- if (hdr->frame_status14 & VRHSTAT_TPOFLO)
- adapter->if_events.Tprtoflow++;
- if (hdr->frame_status_b14 & VRHSTATB_802UE)
- adapter->if_events.uflow802++;
- if (hdr->frame_status_b14 & VRHSTATB_RCVE) {
- adapter->if_events.rcvearly++;
- adapter->stats.rx_fifo_errors++;
- }
- if (hdr->frame_status_b14 & VRHSTATB_BUFF) {
- adapter->if_events.Bufov++;
- adapter->stats.rx_over_errors++;
- }
- if (hdr->frame_status_b14 & VRHSTATB_CARRE) {
- adapter->if_events.Carre++;
- adapter->stats.tx_carrier_errors++;
- }
- if (hdr->frame_status_b14 & VRHSTATB_LONGE)
- adapter->if_events.Longe++;
- if (hdr->frame_status_b14 & VRHSTATB_PREA)
- adapter->if_events.Invp++;
- if (hdr->frame_status_b14 & VRHSTATB_CRC) {
- adapter->if_events.Crc++;
- adapter->stats.rx_crc_errors++;
- }
- if (hdr->frame_status_b14 & VRHSTATB_DRBL)
- adapter->if_events.Drbl++;
- if (hdr->frame_status_b14 & VRHSTATB_CODE)
- adapter->if_events.Code++;
- if (hdr->frame_status_b14 & VRHSTATB_TPCSUM)
- adapter->if_events.TpCsum++;
- if (hdr->frame_status_b14 & VRHSTATB_TPHLEN)
- adapter->if_events.TpHlen++;
- if (hdr->frame_status_b14 & VRHSTATB_IPCSUM)
- adapter->if_events.IpCsum++;
- if (hdr->frame_status_b14 & VRHSTATB_IPLERR)
- adapter->if_events.IpLen++;
- if (hdr->frame_status_b14 & VRHSTATB_IPHERR)
- adapter->if_events.IpHlen++;
- } else {
- if (hdr->frame_statusGB & VGBSTAT_XPERR) {
- u32 xerr = hdr->frame_statusGB >> VGBSTAT_XERRSHFT;
-
- if (xerr == VGBSTAT_XCSERR)
- adapter->if_events.TpCsum++;
- if (xerr == VGBSTAT_XUFLOW)
- adapter->if_events.Tprtoflow++;
- if (xerr == VGBSTAT_XHLEN)
- adapter->if_events.TpHlen++;
- }
- if (hdr->frame_statusGB & VGBSTAT_NETERR) {
- u32 nerr =
- (hdr->
- frame_statusGB >> VGBSTAT_NERRSHFT) &
- VGBSTAT_NERRMSK;
- if (nerr == VGBSTAT_NCSERR)
- adapter->if_events.IpCsum++;
- if (nerr == VGBSTAT_NUFLOW)
- adapter->if_events.IpLen++;
- if (nerr == VGBSTAT_NHLEN)
- adapter->if_events.IpHlen++;
- }
- if (hdr->frame_statusGB & VGBSTAT_LNKERR) {
- u32 lerr = hdr->frame_statusGB & VGBSTAT_LERRMSK;
-
- if (lerr == VGBSTAT_LDEARLY)
- adapter->if_events.rcvearly++;
- if (lerr == VGBSTAT_LBOFLO)
- adapter->if_events.Bufov++;
- if (lerr == VGBSTAT_LCODERR)
- adapter->if_events.Code++;
- if (lerr == VGBSTAT_LDBLNBL)
- adapter->if_events.Drbl++;
- if (lerr == VGBSTAT_LCRCERR)
- adapter->if_events.Crc++;
- if (lerr == VGBSTAT_LOFLO)
- adapter->if_events.oflow802++;
- if (lerr == VGBSTAT_LUFLO)
- adapter->if_events.uflow802++;
- }
- }
- return;
-}
-
-#define TCP_OFFLOAD_FRAME_PUSHFLAG 0x10000000
-#define M_FAST_PATH 0x0040
-
-static void slic_rcv_handler(struct adapter *adapter)
-{
- struct sk_buff *skb;
- struct slic_rcvbuf *rcvbuf;
- u32 frames = 0;
-
- while ((skb = slic_rcvqueue_getnext(adapter))) {
- u32 rx_bytes;
-
- ASSERT(skb->head);
- rcvbuf = (struct slic_rcvbuf *)skb->head;
- adapter->card->events++;
- if (rcvbuf->status & IRHDDR_ERR) {
- adapter->rx_errors++;
- slic_rcv_handle_error(adapter, rcvbuf);
- slic_rcvqueue_reinsert(adapter, skb);
- continue;
- }
-
- if (!slic_mac_filter(adapter, (struct ether_header *)
- rcvbuf->data)) {
- slic_rcvqueue_reinsert(adapter, skb);
- continue;
- }
- skb_pull(skb, SLIC_RCVBUF_HEADSIZE);
- rx_bytes = (rcvbuf->length & IRHDDR_FLEN_MSK);
- skb_put(skb, rx_bytes);
- adapter->stats.rx_packets++;
- adapter->stats.rx_bytes += rx_bytes;
-#if SLIC_OFFLOAD_IP_CHECKSUM
- skb->ip_summed = CHECKSUM_UNNECESSARY;
-#endif
-
- skb->dev = adapter->netdev;
- skb->protocol = eth_type_trans(skb, skb->dev);
- netif_rx(skb);
-
- ++frames;
-#if SLIC_INTERRUPT_PROCESS_LIMIT
- if (frames >= SLIC_RCVQ_MAX_PROCESS_ISR) {
- adapter->rcv_interrupt_yields++;
- break;
- }
-#endif
- }
- adapter->max_isr_rcvs = max(adapter->max_isr_rcvs, frames);
-}
-
-static void slic_xmit_complete(struct adapter *adapter)
-{
- struct slic_hostcmd *hcmd;
- struct slic_rspbuf *rspbuf;
- u32 frames = 0;
- struct slic_handle_word slic_handle_word;
-
- do {
- rspbuf = slic_rspqueue_getnext(adapter);
- if (!rspbuf)
- break;
- adapter->xmit_completes++;
- adapter->card->events++;
- /*
- Get the complete host command buffer
- */
- slic_handle_word.handle_token = rspbuf->hosthandle;
- ASSERT(slic_handle_word.handle_index);
- ASSERT(slic_handle_word.handle_index <= SLIC_CMDQ_MAXCMDS);
- hcmd =
- (struct slic_hostcmd *)
- adapter->slic_handles[slic_handle_word.handle_index].
- address;
-/* hcmd = (struct slic_hostcmd *) rspbuf->hosthandle; */
- ASSERT(hcmd);
- ASSERT(hcmd->pslic_handle ==
- &adapter->slic_handles[slic_handle_word.handle_index]);
- if (hcmd->type == SLIC_CMD_DUMB) {
- if (hcmd->skb)
- dev_kfree_skb_irq(hcmd->skb);
- slic_cmdq_putdone_irq(adapter, hcmd);
- }
- rspbuf->status = 0;
- rspbuf->hosthandle = 0;
- frames++;
- } while (1);
- adapter->max_isr_xmits = max(adapter->max_isr_xmits, frames);
-}
-
-static irqreturn_t slic_interrupt(int irq, void *dev_id)
-{
- struct net_device *dev = (struct net_device *)dev_id;
- struct adapter *adapter = netdev_priv(dev);
- u32 isr;
-
- if ((adapter->pshmem) && (adapter->pshmem->isr)) {
- slic_reg32_write(&adapter->slic_regs->slic_icr,
- ICR_INT_MASK, FLUSH);
- isr = adapter->isrcopy = adapter->pshmem->isr;
- adapter->pshmem->isr = 0;
- adapter->num_isrs++;
- switch (adapter->card->state) {
- case CARD_UP:
- if (isr & ~ISR_IO) {
- if (isr & ISR_ERR) {
- adapter->error_interrupts++;
- if (isr & ISR_RMISS) {
- int count;
- int pre_count;
- int errors;
-
- struct slic_rcvqueue *rcvq =
- &adapter->rcvqueue;
-
- adapter->
- error_rmiss_interrupts++;
- if (!rcvq->errors)
- rcv_count = rcvq->count;
- pre_count = rcvq->count;
- errors = rcvq->errors;
-
- while (rcvq->count <
- SLIC_RCVQ_FILLTHRESH) {
- count =
- slic_rcvqueue_fill
- (adapter);
- if (!count)
- break;
- }
- } else if (isr & ISR_XDROP) {
- dev_err(&dev->dev,
- "isr & ISR_ERR [%x] "
- "ISR_XDROP \n", isr);
- } else {
- dev_err(&dev->dev,
- "isr & ISR_ERR [%x]\n",
- isr);
- }
- }
-
- if (isr & ISR_LEVENT) {
- adapter->linkevent_interrupts++;
- slic_link_event_handler(adapter);
- }
-
- if ((isr & ISR_UPC) ||
- (isr & ISR_UPCERR) || (isr & ISR_UPCBSY)) {
- adapter->upr_interrupts++;
- slic_upr_request_complete(adapter, isr);
- }
- }
-
- if (isr & ISR_RCV) {
- adapter->rcv_interrupts++;
- slic_rcv_handler(adapter);
- }
-
- if (isr & ISR_CMD) {
- adapter->xmit_interrupts++;
- slic_xmit_complete(adapter);
- }
- break;
-
- case CARD_DOWN:
- if ((isr & ISR_UPC) ||
- (isr & ISR_UPCERR) || (isr & ISR_UPCBSY)) {
- adapter->upr_interrupts++;
- slic_upr_request_complete(adapter, isr);
- }
- break;
-
- default:
- break;
- }
-
- adapter->isrcopy = 0;
- adapter->all_reg_writes += 2;
- adapter->isr_reg_writes++;
- slic_reg32_write(&adapter->slic_regs->slic_isr, 0, FLUSH);
- } else {
- adapter->false_interrupts++;
- }
- return IRQ_HANDLED;
-}
-
-/*
- * slic_link_event_handler -
- *
- * Initiate a link configuration sequence. The link configuration begins
- * by issuing a READ_LINK_STATUS command to the Utility Processor on the
- * SLIC. Since the command finishes asynchronously, the slic_upr_comlete
- * routine will follow it up witha UP configuration write command, which
- * will also complete asynchronously.
- *
- */
-static void slic_link_event_handler(struct adapter *adapter)
-{
- int status;
- struct slic_shmem *pshmem;
-
- if (adapter->state != ADAPT_UP) {
- /* Adapter is not operational. Ignore. */
- return;
- }
-
- pshmem = (struct slic_shmem *)adapter->phys_shmem;
-
-#if defined(CONFIG_X86_64)
- status = slic_upr_request(adapter,
- SLIC_UPR_RLSR,
- SLIC_GET_ADDR_LOW(&pshmem->linkstatus),
- SLIC_GET_ADDR_HIGH(&pshmem->linkstatus),
- 0, 0);
-#elif defined(CONFIG_X86)
- status = slic_upr_request(adapter, SLIC_UPR_RLSR,
- (u32) &pshmem->linkstatus, /* no 4GB wrap guaranteed */
- 0, 0, 0);
-#else
- Stop compilation;
-#endif
- ASSERT((status == STATUS_SUCCESS) || (status == STATUS_PENDING));
-}
-
-static void slic_init_cleanup(struct adapter *adapter)
-{
- if (adapter->intrregistered) {
- adapter->intrregistered = 0;
- free_irq(adapter->netdev->irq, adapter->netdev);
-
- }
- if (adapter->pshmem) {
- pci_free_consistent(adapter->pcidev,
- sizeof(struct slic_shmem),
- adapter->pshmem, adapter->phys_shmem);
- adapter->pshmem = NULL;
- adapter->phys_shmem = (dma_addr_t) NULL;
- }
-
- if (adapter->pingtimerset) {
- adapter->pingtimerset = 0;
- del_timer(&adapter->pingtimer);
- }
-
- slic_rspqueue_free(adapter);
- slic_cmdq_free(adapter);
- slic_rcvqueue_free(adapter);
-}
-
-static struct net_device_stats *slic_get_stats(struct net_device *dev)
-{
- struct adapter *adapter = netdev_priv(dev);
-
- ASSERT(adapter);
- dev->stats.collisions = adapter->slic_stats.iface.xmit_collisions;
- dev->stats.rx_errors = adapter->slic_stats.iface.rcv_errors;
- dev->stats.tx_errors = adapter->slic_stats.iface.xmt_errors;
- dev->stats.rx_missed_errors = adapter->slic_stats.iface.rcv_discards;
- dev->stats.tx_heartbeat_errors = 0;
- dev->stats.tx_aborted_errors = 0;
- dev->stats.tx_window_errors = 0;
- dev->stats.tx_fifo_errors = 0;
- dev->stats.rx_frame_errors = 0;
- dev->stats.rx_length_errors = 0;
-
- return &dev->stats;
-}
-
-/*
- * Allocate a mcast_address structure to hold the multicast address.
- * Link it in.
- */
-static int slic_mcast_add_list(struct adapter *adapter, char *address)
-{
- struct mcast_address *mcaddr, *mlist;
-
- /* Check to see if it already exists */
- mlist = adapter->mcastaddrs;
- while (mlist) {
- if (!compare_ether_addr(mlist->address, address))
- return STATUS_SUCCESS;
- mlist = mlist->next;
- }
-
- /* Doesn't already exist. Allocate a structure to hold it */
- mcaddr = kmalloc(sizeof(struct mcast_address), GFP_ATOMIC);
- if (mcaddr == NULL)
- return 1;
-
- memcpy(mcaddr->address, address, 6);
-
- mcaddr->next = adapter->mcastaddrs;
- adapter->mcastaddrs = mcaddr;
-
- return STATUS_SUCCESS;
-}
-
/*
* Functions to obtain the CRC corresponding to the destination mac address.
* This is a standard ethernet CRC in that it is a 32-bit, reflected CRC using
@@ -1362,44 +297,6 @@ static void slic_mcast_set_bit(struct adapter *adapter, char *address)
adapter->mcastmask |= (u64) 1 << crcpoly;
}
-static void slic_mcast_set_list(struct net_device *dev)
-{
- struct adapter *adapter = netdev_priv(dev);
- int status = STATUS_SUCCESS;
- char *addresses;
- struct netdev_hw_addr *ha;
-
- ASSERT(adapter);
-
- netdev_for_each_mc_addr(ha, dev) {
- addresses = (char *) &ha->addr;
- status = slic_mcast_add_list(adapter, addresses);
- if (status != STATUS_SUCCESS)
- break;
- slic_mcast_set_bit(adapter, addresses);
- }
-
- if (adapter->devflags_prev != dev->flags) {
- adapter->macopts = MAC_DIRECTED;
- if (dev->flags) {
- if (dev->flags & IFF_BROADCAST)
- adapter->macopts |= MAC_BCAST;
- if (dev->flags & IFF_PROMISC)
- adapter->macopts |= MAC_PROMISC;
- if (dev->flags & IFF_ALLMULTI)
- adapter->macopts |= MAC_ALLMCAST;
- if (dev->flags & IFF_MULTICAST)
- adapter->macopts |= MAC_MCAST;
- }
- adapter->devflags_prev = dev->flags;
- slic_config_set(adapter, true);
- } else {
- if (status == STATUS_SUCCESS)
- slic_mcast_set_mask(adapter);
- }
- return;
-}
-
static void slic_mcast_set_mask(struct adapter *adapter)
{
__iomem struct slic_regs *slic_regs = adapter->slic_regs;
@@ -1439,123 +336,6 @@ static void slic_timer_ping(ulong dev)
add_timer(&adapter->pingtimer);
}
-/*
- * slic_if_init
- *
- * Perform initialization of our slic interface.
- *
- */
-static int slic_if_init(struct adapter *adapter)
-{
- struct sliccard *card = adapter->card;
- struct net_device *dev = adapter->netdev;
- __iomem struct slic_regs *slic_regs = adapter->slic_regs;
- struct slic_shmem *pshmem;
- int status = 0;
-
- ASSERT(card);
-
- /* adapter should be down at this point */
- if (adapter->state != ADAPT_DOWN) {
- dev_err(&dev->dev, "%s: adapter->state != ADAPT_DOWN\n",
- __func__);
- return -EIO;
- }
- ASSERT(adapter->linkstate == LINK_DOWN);
-
- adapter->devflags_prev = dev->flags;
- adapter->macopts = MAC_DIRECTED;
- if (dev->flags) {
- if (dev->flags & IFF_BROADCAST)
- adapter->macopts |= MAC_BCAST;
- if (dev->flags & IFF_PROMISC)
- adapter->macopts |= MAC_PROMISC;
- if (dev->flags & IFF_ALLMULTI)
- adapter->macopts |= MAC_ALLMCAST;
- if (dev->flags & IFF_MULTICAST)
- adapter->macopts |= MAC_MCAST;
- }
- status = slic_adapter_allocresources(adapter);
- if (status != STATUS_SUCCESS) {
- dev_err(&dev->dev,
- "%s: slic_adapter_allocresources FAILED %x\n",
- __func__, status);
- slic_adapter_freeresources(adapter);
- return status;
- }
-
- if (!adapter->queues_initialized) {
- if (slic_rspqueue_init(adapter))
- return -ENOMEM;
- if (slic_cmdq_init(adapter))
- return -ENOMEM;
- if (slic_rcvqueue_init(adapter))
- return -ENOMEM;
- adapter->queues_initialized = 1;
- }
-
- slic_reg32_write(&slic_regs->slic_icr, ICR_INT_OFF, FLUSH);
- mdelay(1);
-
- if (!adapter->isp_initialized) {
- pshmem = (struct slic_shmem *)adapter->phys_shmem;
-
- spin_lock_irqsave(&adapter->bit64reglock.lock,
- adapter->bit64reglock.flags);
-
-#if defined(CONFIG_X86_64)
- slic_reg32_write(&slic_regs->slic_addr_upper,
- SLIC_GET_ADDR_HIGH(&pshmem->isr), DONT_FLUSH);
- slic_reg32_write(&slic_regs->slic_isp,
- SLIC_GET_ADDR_LOW(&pshmem->isr), FLUSH);
-#elif defined(CONFIG_X86)
- slic_reg32_write(&slic_regs->slic_addr_upper, 0, DONT_FLUSH);
- slic_reg32_write(&slic_regs->slic_isp, (u32)&pshmem->isr, FLUSH);
-#else
- Stop Compilations
-#endif
- spin_unlock_irqrestore(&adapter->bit64reglock.lock,
- adapter->bit64reglock.flags);
- adapter->isp_initialized = 1;
- }
-
- adapter->state = ADAPT_UP;
- if (!card->loadtimerset) {
- init_timer(&card->loadtimer);
- card->loadtimer.expires =
- jiffies + (SLIC_LOADTIMER_PERIOD * HZ);
- card->loadtimer.data = (ulong) card;
- card->loadtimer.function = &slic_timer_load_check;
- add_timer(&card->loadtimer);
-
- card->loadtimerset = 1;
- }
-
- if (!adapter->pingtimerset) {
- init_timer(&adapter->pingtimer);
- adapter->pingtimer.expires =
- jiffies + (PING_TIMER_INTERVAL * HZ);
- adapter->pingtimer.data = (ulong) dev;
- adapter->pingtimer.function = &slic_timer_ping;
- add_timer(&adapter->pingtimer);
- adapter->pingtimerset = 1;
- adapter->card->pingstatus = ISR_PINGMASK;
- }
-
- /*
- * clear any pending events, then enable interrupts
- */
- adapter->isrcopy = 0;
- adapter->pshmem->isr = 0;
- slic_reg32_write(&slic_regs->slic_isr, 0, FLUSH);
- slic_reg32_write(&slic_regs->slic_icr, ICR_INT_ON, FLUSH);
-
- slic_link_config(adapter, LINK_AUTOSPEED, LINK_AUTOD);
- slic_link_event_handler(adapter);
-
- return STATUS_SUCCESS;
-}
-
static void slic_unmap_mmio_space(struct adapter *adapter)
{
if (adapter->slic_regs)
@@ -1563,64 +343,6 @@ static void slic_unmap_mmio_space(struct adapter *adapter)
adapter->slic_regs = NULL;
}
-static int slic_adapter_allocresources(struct adapter *adapter)
-{
- if (!adapter->intrregistered) {
- int retval;
-
- spin_unlock_irqrestore(&slic_global.driver_lock.lock,
- slic_global.driver_lock.flags);
-
- retval = request_irq(adapter->netdev->irq,
- &slic_interrupt,
- IRQF_SHARED,
- adapter->netdev->name, adapter->netdev);
-
- spin_lock_irqsave(&slic_global.driver_lock.lock,
- slic_global.driver_lock.flags);
-
- if (retval) {
- dev_err(&adapter->netdev->dev,
- "request_irq (%s) FAILED [%x]\n",
- adapter->netdev->name, retval);
- return retval;
- }
- adapter->intrregistered = 1;
- }
- return STATUS_SUCCESS;
-}
-
-static void slic_config_pci(struct pci_dev *pcidev)
-{
- u16 pci_command;
- u16 new_command;
-
- pci_read_config_word(pcidev, PCI_COMMAND, &pci_command);
-
- new_command = pci_command | PCI_COMMAND_MASTER
- | PCI_COMMAND_MEMORY
- | PCI_COMMAND_INVALIDATE
- | PCI_COMMAND_PARITY | PCI_COMMAND_SERR | PCI_COMMAND_FAST_BACK;
- if (pci_command != new_command)
- pci_write_config_word(pcidev, PCI_COMMAND, new_command);
-}
-
-static void slic_adapter_freeresources(struct adapter *adapter)
-{
- slic_init_cleanup(adapter);
- memset(&adapter->stats, 0, sizeof(struct net_device_stats));
- adapter->error_interrupts = 0;
- adapter->rcv_interrupts = 0;
- adapter->xmit_interrupts = 0;
- adapter->linkevent_interrupts = 0;
- adapter->upr_interrupts = 0;
- adapter->num_isrs = 0;
- adapter->xmit_completes = 0;
- adapter->rcv_broadcasts = 0;
- adapter->rcv_multicasts = 0;
- adapter->rcv_unicasts = 0;
-}
-
/*
* slic_link_config
*
@@ -1774,18 +496,6 @@ static void slic_link_config(struct adapter *adapter,
}
}
-static void slic_card_cleanup(struct sliccard *card)
-{
- if (card->loadtimerset) {
- card->loadtimerset = 0;
- del_timer(&card->loadtimer);
- }
-
- slic_debug_card_destroy(card);
-
- kfree(card);
-}
-
static int slic_card_download_gbrcv(struct adapter *adapter)
{
const struct firmware *fw;
@@ -1999,328 +709,74 @@ static void slic_intagg_set(struct adapter *adapter, u32 value)
adapter->card->loadlevel_current = value;
}
-static int slic_card_init(struct sliccard *card, struct adapter *adapter)
+static void slic_soft_reset(struct adapter *adapter)
{
- __iomem struct slic_regs *slic_regs = adapter->slic_regs;
- struct slic_eeprom *peeprom;
- struct oslic_eeprom *pOeeprom;
- dma_addr_t phys_config;
- u32 phys_configh;
- u32 phys_configl;
- u32 i = 0;
- struct slic_shmem *pshmem;
- int status;
- uint macaddrs = card->card_size;
- ushort eecodesize;
- ushort dramsize;
- ushort ee_chksum;
- ushort calc_chksum;
- struct slic_config_mac *pmac;
- unsigned char fruformat;
- unsigned char oemfruformat;
- struct atk_fru *patkfru;
- union oemfru *poemfru;
-
- /* Reset everything except PCI configuration space */
- slic_soft_reset(adapter);
-
- /* Download the microcode */
- status = slic_card_download(adapter);
-
- if (status != STATUS_SUCCESS) {
- dev_err(&adapter->pcidev->dev,
- "download failed bus %d slot %d\n",
- adapter->busnumber, adapter->slotnumber);
- return status;
- }
-
- if (!card->config_set) {
- peeprom = pci_alloc_consistent(adapter->pcidev,
- sizeof(struct slic_eeprom),
- &phys_config);
-
- phys_configl = SLIC_GET_ADDR_LOW(phys_config);
- phys_configh = SLIC_GET_ADDR_HIGH(phys_config);
-
- if (!peeprom) {
- dev_err(&adapter->pcidev->dev,
- "eeprom read failed to get memory "
- "bus %d slot %d\n", adapter->busnumber,
- adapter->slotnumber);
- return -ENOMEM;
- } else {
- memset(peeprom, 0, sizeof(struct slic_eeprom));
- }
- slic_reg32_write(&slic_regs->slic_icr, ICR_INT_OFF, FLUSH);
+ if (adapter->card->state == CARD_UP) {
+ slic_reg32_write(&adapter->slic_regs->slic_quiesce, 0, FLUSH);
mdelay(1);
- pshmem = (struct slic_shmem *)adapter->phys_shmem;
-
- spin_lock_irqsave(&adapter->bit64reglock.lock,
- adapter->bit64reglock.flags);
- slic_reg32_write(&slic_regs->slic_addr_upper, 0, DONT_FLUSH);
- slic_reg32_write(&slic_regs->slic_isp,
- SLIC_GET_ADDR_LOW(&pshmem->isr), FLUSH);
- spin_unlock_irqrestore(&adapter->bit64reglock.lock,
- adapter->bit64reglock.flags);
-
- slic_config_get(adapter, phys_configl, phys_configh);
-
- for (;;) {
- if (adapter->pshmem->isr) {
- if (adapter->pshmem->isr & ISR_UPC) {
- adapter->pshmem->isr = 0;
- slic_reg64_write(adapter,
- &slic_regs->slic_isp, 0,
- &slic_regs->slic_addr_upper,
- 0, FLUSH);
- slic_reg32_write(&slic_regs->slic_isr,
- 0, FLUSH);
-
- slic_upr_request_complete(adapter, 0);
- break;
- } else {
- adapter->pshmem->isr = 0;
- slic_reg32_write(&slic_regs->slic_isr,
- 0, FLUSH);
- }
- } else {
- mdelay(1);
- i++;
- if (i > 5000) {
- dev_err(&adapter->pcidev->dev,
- "%d config data fetch timed out!\n",
- adapter->port);
- slic_reg64_write(adapter,
- &slic_regs->slic_isp, 0,
- &slic_regs->slic_addr_upper,
- 0, FLUSH);
- return -EINVAL;
- }
- }
- }
-
- switch (adapter->devid) {
- /* Oasis card */
- case SLIC_2GB_DEVICE_ID:
- /* extract EEPROM data and pointers to EEPROM data */
- pOeeprom = (struct oslic_eeprom *) peeprom;
- eecodesize = pOeeprom->EecodeSize;
- dramsize = pOeeprom->DramSize;
- pmac = pOeeprom->MacInfo;
- fruformat = pOeeprom->FruFormat;
- patkfru = &pOeeprom->AtkFru;
- oemfruformat = pOeeprom->OemFruFormat;
- poemfru = &pOeeprom->OemFru;
- macaddrs = 2;
- /* Minor kludge for Oasis card
- get 2 MAC addresses from the
- EEPROM to ensure that function 1
- gets the Port 1 MAC address */
- break;
- default:
- /* extract EEPROM data and pointers to EEPROM data */
- eecodesize = peeprom->EecodeSize;
- dramsize = peeprom->DramSize;
- pmac = peeprom->u2.mac.MacInfo;
- fruformat = peeprom->FruFormat;
- patkfru = &peeprom->AtkFru;
- oemfruformat = peeprom->OemFruFormat;
- poemfru = &peeprom->OemFru;
- break;
- }
-
- card->config.EepromValid = false;
-
- /* see if the EEPROM is valid by checking it's checksum */
- if ((eecodesize <= MAX_EECODE_SIZE) &&
- (eecodesize >= MIN_EECODE_SIZE)) {
-
- ee_chksum =
- *(u16 *) ((char *) peeprom + (eecodesize - 2));
- /*
- calculate the EEPROM checksum
- */
- calc_chksum =
- ~slic_eeprom_cksum((char *) peeprom,
- (eecodesize - 2));
- /*
- if the ucdoe chksum flag bit worked,
- we wouldn't need this shit
- */
- if (ee_chksum == calc_chksum)
- card->config.EepromValid = true;
- }
- /* copy in the DRAM size */
- card->config.DramSize = dramsize;
-
- /* copy in the MAC address(es) */
- for (i = 0; i < macaddrs; i++) {
- memcpy(&card->config.MacInfo[i],
- &pmac[i], sizeof(struct slic_config_mac));
- }
-
- /* copy the Alacritech FRU information */
- card->config.FruFormat = fruformat;
- memcpy(&card->config.AtkFru, patkfru,
- sizeof(struct atk_fru));
-
- pci_free_consistent(adapter->pcidev,
- sizeof(struct slic_eeprom),
- peeprom, phys_config);
-
- if ((!card->config.EepromValid) &&
- (adapter->reg_params.fail_on_bad_eeprom)) {
- slic_reg64_write(adapter, &slic_regs->slic_isp, 0,
- &slic_regs->slic_addr_upper,
- 0, FLUSH);
- dev_err(&adapter->pcidev->dev,
- "unsupported CONFIGURATION EEPROM invalid\n");
- return -EINVAL;
- }
-
- card->config_set = 1;
}
- if (slic_card_download_gbrcv(adapter)) {
- dev_err(&adapter->pcidev->dev,
- "unable to download GB receive microcode\n");
- return -EINVAL;
- }
-
- if (slic_global.dynamic_intagg)
- slic_intagg_set(adapter, 0);
- else
- slic_intagg_set(adapter, intagg_delay);
-
- /*
- * Initialize ping status to "ok"
- */
- card->pingstatus = ISR_PINGMASK;
-
- /*
- * Lastly, mark our card state as up and return success
- */
- card->state = CARD_UP;
- card->reset_in_progress = 0;
-
- return STATUS_SUCCESS;
+ slic_reg32_write(&adapter->slic_regs->slic_reset, SLIC_RESET_MAGIC,
+ FLUSH);
+ mdelay(1);
}
-static u32 slic_card_locate(struct adapter *adapter)
+static void slic_mac_address_config(struct adapter *adapter)
{
- struct sliccard *card = slic_global.slic_card;
- struct physcard *physcard = slic_global.phys_card;
- ushort card_hostid;
- u16 __iomem *hostid_reg;
- uint i;
- uint rdhostid_offset = 0;
-
- switch (adapter->devid) {
- case SLIC_2GB_DEVICE_ID:
- rdhostid_offset = SLIC_RDHOSTID_2GB;
- break;
- case SLIC_1GB_DEVICE_ID:
- rdhostid_offset = SLIC_RDHOSTID_1GB;
- break;
- default:
- ASSERT(0);
- break;
- }
+ u32 value;
+ u32 value2;
+ __iomem struct slic_regs *slic_regs = adapter->slic_regs;
- hostid_reg =
- (u16 __iomem *) (((u8 __iomem *) (adapter->slic_regs)) +
- rdhostid_offset);
+ value = *(u32 *) &adapter->currmacaddr[2];
+ value = ntohl(value);
+ slic_reg32_write(&slic_regs->slic_wraddral, value, FLUSH);
+ slic_reg32_write(&slic_regs->slic_wraddrbl, value, FLUSH);
- /* read the 16 bit hostid from SRAM */
- card_hostid = (ushort) readw(hostid_reg);
+ value2 = (u32) ((adapter->currmacaddr[0] << 8 |
+ adapter->currmacaddr[1]) & 0xFFFF);
- /* Initialize a new card structure if need be */
- if (card_hostid == SLIC_HOSTID_DEFAULT) {
- card = kzalloc(sizeof(struct sliccard), GFP_KERNEL);
- if (card == NULL)
- return -ENOMEM;
+ slic_reg32_write(&slic_regs->slic_wraddrah, value2, FLUSH);
+ slic_reg32_write(&slic_regs->slic_wraddrbh, value2, FLUSH);
- card->next = slic_global.slic_card;
- slic_global.slic_card = card;
- card->busnumber = adapter->busnumber;
- card->slotnumber = adapter->slotnumber;
+ /* Write our multicast mask out to the card. This is done */
+ /* here in addition to the slic_mcast_addr_set routine */
+ /* because ALL_MCAST may have been enabled or disabled */
+ slic_mcast_set_mask(adapter);
+}
- /* Find an available cardnum */
- for (i = 0; i < SLIC_MAX_CARDS; i++) {
- if (slic_global.cardnuminuse[i] == 0) {
- slic_global.cardnuminuse[i] = 1;
- card->cardnum = i;
- break;
- }
- }
- slic_global.num_slic_cards++;
+static void slic_mac_config(struct adapter *adapter)
+{
+ u32 value;
+ __iomem struct slic_regs *slic_regs = adapter->slic_regs;
- slic_debug_card_create(card);
+ /* Setup GMAC gaps */
+ if (adapter->linkspeed == LINK_1000MB) {
+ value = ((GMCR_GAPBB_1000 << GMCR_GAPBB_SHIFT) |
+ (GMCR_GAPR1_1000 << GMCR_GAPR1_SHIFT) |
+ (GMCR_GAPR2_1000 << GMCR_GAPR2_SHIFT));
} else {
- /* Card exists, find the card this adapter belongs to */
- while (card) {
- if (card->cardnum == card_hostid)
- break;
- card = card->next;
- }
- }
-
- ASSERT(card);
- if (!card)
- return STATUS_FAILURE;
- /* Put the adapter in the card's adapter list */
- ASSERT(card->adapter[adapter->port] == NULL);
- if (!card->adapter[adapter->port]) {
- card->adapter[adapter->port] = adapter;
- adapter->card = card;
+ value = ((GMCR_GAPBB_100 << GMCR_GAPBB_SHIFT) |
+ (GMCR_GAPR1_100 << GMCR_GAPR1_SHIFT) |
+ (GMCR_GAPR2_100 << GMCR_GAPR2_SHIFT));
}
- card->card_size = 1; /* one port per *logical* card */
-
- while (physcard) {
- for (i = 0; i < SLIC_MAX_PORTS; i++) {
- if (!physcard->adapter[i])
- continue;
- else
- break;
- }
- ASSERT(i != SLIC_MAX_PORTS);
- if (physcard->adapter[i]->slotnumber == adapter->slotnumber)
- break;
- physcard = physcard->next;
- }
- if (!physcard) {
- /* no structure allocated for this physical card yet */
- physcard = kzalloc(sizeof(struct physcard), GFP_ATOMIC);
- ASSERT(physcard);
+ /* enable GMII */
+ if (adapter->linkspeed == LINK_1000MB)
+ value |= GMCR_GBIT;
- physcard->next = slic_global.phys_card;
- slic_global.phys_card = physcard;
- physcard->adapters_allocd = 1;
- } else {
- physcard->adapters_allocd++;
+ /* enable fullduplex */
+ if ((adapter->linkduplex == LINK_FULLD)
+ || (adapter->macopts & MAC_LOOPBACK)) {
+ value |= GMCR_FULLD;
}
- /* Note - this is ZERO relative */
- adapter->physport = physcard->adapters_allocd - 1;
- ASSERT(physcard->adapter[adapter->physport] == NULL);
- physcard->adapter[adapter->physport] = adapter;
- adapter->physcard = physcard;
+ /* write mac config */
+ slic_reg32_write(&slic_regs->slic_wmcfg, value, FLUSH);
- return 0;
+ /* setup mac addresses */
+ slic_mac_address_config(adapter);
}
-static void slic_soft_reset(struct adapter *adapter)
-{
- if (adapter->card->state == CARD_UP) {
- slic_reg32_write(&adapter->slic_regs->slic_quiesce, 0, FLUSH);
- mdelay(1);
- }
-
- slic_reg32_write(&adapter->slic_regs->slic_reset, SLIC_RESET_MAGIC,
- FLUSH);
- mdelay(1);
-}
static void slic_config_set(struct adapter *adapter, bool linkchange)
{
@@ -2403,71 +859,119 @@ static void slic_config_clear(struct adapter *adapter)
slic_reg32_write(&slic_regs->slic_wphy, phy_config, FLUSH);
}
-static void slic_config_get(struct adapter *adapter, u32 config,
- u32 config_h)
+static int slic_upr_queue_request(struct adapter *adapter,
+ u32 upr_request,
+ u32 upr_data,
+ u32 upr_data_h,
+ u32 upr_buffer, u32 upr_buffer_h)
{
- int status;
+ struct slic_upr *upr;
+ struct slic_upr *uprqueue;
- status = slic_upr_request(adapter,
- SLIC_UPR_RCONFIG,
- (u32) config, (u32) config_h, 0, 0);
- ASSERT(status == 0);
+ upr = kmalloc(sizeof(struct slic_upr), GFP_ATOMIC);
+ if (!upr)
+ return -ENOMEM;
+
+ upr->adapter = adapter->port;
+ upr->upr_request = upr_request;
+ upr->upr_data = upr_data;
+ upr->upr_buffer = upr_buffer;
+ upr->upr_data_h = upr_data_h;
+ upr->upr_buffer_h = upr_buffer_h;
+ upr->next = NULL;
+ if (adapter->upr_list) {
+ uprqueue = adapter->upr_list;
+
+ while (uprqueue->next)
+ uprqueue = uprqueue->next;
+ uprqueue->next = upr;
+ } else {
+ adapter->upr_list = upr;
+ }
+ return STATUS_SUCCESS;
}
-static void slic_mac_address_config(struct adapter *adapter)
+static void slic_upr_start(struct adapter *adapter)
{
- u32 value;
- u32 value2;
+ struct slic_upr *upr;
__iomem struct slic_regs *slic_regs = adapter->slic_regs;
+/*
+ char * ptr1;
+ char * ptr2;
+ uint cmdoffset;
+*/
+ upr = adapter->upr_list;
+ if (!upr)
+ return;
+ if (adapter->upr_busy)
+ return;
+ adapter->upr_busy = 1;
- value = *(u32 *) &adapter->currmacaddr[2];
- value = ntohl(value);
- slic_reg32_write(&slic_regs->slic_wraddral, value, FLUSH);
- slic_reg32_write(&slic_regs->slic_wraddrbl, value, FLUSH);
-
- value2 = (u32) ((adapter->currmacaddr[0] << 8 |
- adapter->currmacaddr[1]) & 0xFFFF);
+ switch (upr->upr_request) {
+ case SLIC_UPR_STATS:
+ if (upr->upr_data_h == 0) {
+ slic_reg32_write(&slic_regs->slic_stats, upr->upr_data,
+ FLUSH);
+ } else {
+ slic_reg64_write(adapter, &slic_regs->slic_stats64,
+ upr->upr_data,
+ &slic_regs->slic_addr_upper,
+ upr->upr_data_h, FLUSH);
+ }
+ break;
- slic_reg32_write(&slic_regs->slic_wraddrah, value2, FLUSH);
- slic_reg32_write(&slic_regs->slic_wraddrbh, value2, FLUSH);
+ case SLIC_UPR_RLSR:
+ slic_reg64_write(adapter, &slic_regs->slic_rlsr, upr->upr_data,
+ &slic_regs->slic_addr_upper, upr->upr_data_h,
+ FLUSH);
+ break;
- /* Write our multicast mask out to the card. This is done */
- /* here in addition to the slic_mcast_addr_set routine */
- /* because ALL_MCAST may have been enabled or disabled */
- slic_mcast_set_mask(adapter);
+ case SLIC_UPR_RCONFIG:
+ slic_reg64_write(adapter, &slic_regs->slic_rconfig,
+ upr->upr_data, &slic_regs->slic_addr_upper,
+ upr->upr_data_h, FLUSH);
+ break;
+ case SLIC_UPR_PING:
+ slic_reg32_write(&slic_regs->slic_ping, 1, FLUSH);
+ break;
+ default:
+ ASSERT(0);
+ }
}
-static void slic_mac_config(struct adapter *adapter)
+static int slic_upr_request(struct adapter *adapter,
+ u32 upr_request,
+ u32 upr_data,
+ u32 upr_data_h,
+ u32 upr_buffer, u32 upr_buffer_h)
{
- u32 value;
- __iomem struct slic_regs *slic_regs = adapter->slic_regs;
-
- /* Setup GMAC gaps */
- if (adapter->linkspeed == LINK_1000MB) {
- value = ((GMCR_GAPBB_1000 << GMCR_GAPBB_SHIFT) |
- (GMCR_GAPR1_1000 << GMCR_GAPR1_SHIFT) |
- (GMCR_GAPR2_1000 << GMCR_GAPR2_SHIFT));
- } else {
- value = ((GMCR_GAPBB_100 << GMCR_GAPBB_SHIFT) |
- (GMCR_GAPR1_100 << GMCR_GAPR1_SHIFT) |
- (GMCR_GAPR2_100 << GMCR_GAPR2_SHIFT));
- }
-
- /* enable GMII */
- if (adapter->linkspeed == LINK_1000MB)
- value |= GMCR_GBIT;
+ int status;
- /* enable fullduplex */
- if ((adapter->linkduplex == LINK_FULLD)
- || (adapter->macopts & MAC_LOOPBACK)) {
- value |= GMCR_FULLD;
+ spin_lock_irqsave(&adapter->upr_lock.lock, adapter->upr_lock.flags);
+ status = slic_upr_queue_request(adapter,
+ upr_request,
+ upr_data,
+ upr_data_h, upr_buffer, upr_buffer_h);
+ if (status != STATUS_SUCCESS) {
+ spin_unlock_irqrestore(&adapter->upr_lock.lock,
+ adapter->upr_lock.flags);
+ return status;
}
+ slic_upr_start(adapter);
+ spin_unlock_irqrestore(&adapter->upr_lock.lock,
+ adapter->upr_lock.flags);
+ return STATUS_PENDING;
+}
- /* write mac config */
- slic_reg32_write(&slic_regs->slic_wmcfg, value, FLUSH);
+static void slic_config_get(struct adapter *adapter, u32 config,
+ u32 config_h)
+{
+ int status;
- /* setup mac addresses */
- slic_mac_address_config(adapter);
+ status = slic_upr_request(adapter,
+ SLIC_UPR_RCONFIG,
+ (u32) config, (u32) config_h, 0, 0);
+ ASSERT(status == 0);
}
static bool slic_mac_filter(struct adapter *adapter,
@@ -2597,73 +1101,83 @@ static void slic_timer_load_check(ulong cardaddr)
add_timer(&card->loadtimer);
}
-static void slic_assert_fail(void)
+static void slic_link_upr_complete(struct adapter *adapter, u32 isr)
{
- u32 cpuid;
- u32 curr_pid;
- cpuid = smp_processor_id();
- curr_pid = current->pid;
+ u32 linkstatus = adapter->pshmem->linkstatus;
+ uint linkup;
+ unsigned char linkspeed;
+ unsigned char linkduplex;
- printk(KERN_ERR "%s CPU # %d ---- PID # %d\n",
- __func__, cpuid, curr_pid);
-}
+ if ((isr & ISR_UPCERR) || (isr & ISR_UPCBSY)) {
+ struct slic_shmem *pshmem;
-static int slic_upr_queue_request(struct adapter *adapter,
- u32 upr_request,
- u32 upr_data,
- u32 upr_data_h,
- u32 upr_buffer, u32 upr_buffer_h)
-{
- struct slic_upr *upr;
- struct slic_upr *uprqueue;
+ pshmem = (struct slic_shmem *)adapter->phys_shmem;
+#if defined(CONFIG_X86_64)
+ slic_upr_queue_request(adapter,
+ SLIC_UPR_RLSR,
+ SLIC_GET_ADDR_LOW(&pshmem->linkstatus),
+ SLIC_GET_ADDR_HIGH(&pshmem->linkstatus),
+ 0, 0);
+#elif defined(CONFIG_X86)
+ slic_upr_queue_request(adapter,
+ SLIC_UPR_RLSR,
+ (u32) &pshmem->linkstatus,
+ SLIC_GET_ADDR_HIGH(pshmem), 0, 0);
+#else
+ Stop Compilation;
+#endif
+ return;
+ }
+ if (adapter->state != ADAPT_UP)
+ return;
- upr = kmalloc(sizeof(struct slic_upr), GFP_ATOMIC);
- if (!upr)
- return -ENOMEM;
+ ASSERT((adapter->devid == SLIC_1GB_DEVICE_ID)
+ || (adapter->devid == SLIC_2GB_DEVICE_ID));
- upr->adapter = adapter->port;
- upr->upr_request = upr_request;
- upr->upr_data = upr_data;
- upr->upr_buffer = upr_buffer;
- upr->upr_data_h = upr_data_h;
- upr->upr_buffer_h = upr_buffer_h;
- upr->next = NULL;
- if (adapter->upr_list) {
- uprqueue = adapter->upr_list;
+ linkup = linkstatus & GIG_LINKUP ? LINK_UP : LINK_DOWN;
+ if (linkstatus & GIG_SPEED_1000)
+ linkspeed = LINK_1000MB;
+ else if (linkstatus & GIG_SPEED_100)
+ linkspeed = LINK_100MB;
+ else
+ linkspeed = LINK_10MB;
- while (uprqueue->next)
- uprqueue = uprqueue->next;
- uprqueue->next = upr;
- } else {
- adapter->upr_list = upr;
+ if (linkstatus & GIG_FULLDUPLEX)
+ linkduplex = LINK_FULLD;
+ else
+ linkduplex = LINK_HALFD;
+
+ if ((adapter->linkstate == LINK_DOWN) && (linkup == LINK_DOWN))
+ return;
+
+ /* link up event, but nothing has changed */
+ if ((adapter->linkstate == LINK_UP) &&
+ (linkup == LINK_UP) &&
+ (adapter->linkspeed == linkspeed) &&
+ (adapter->linkduplex == linkduplex))
+ return;
+
+ /* link has changed at this point */
+
+ /* link has gone from up to down */
+ if (linkup == LINK_DOWN) {
+ adapter->linkstate = LINK_DOWN;
+ return;
}
- return STATUS_SUCCESS;
-}
-static int slic_upr_request(struct adapter *adapter,
- u32 upr_request,
- u32 upr_data,
- u32 upr_data_h,
- u32 upr_buffer, u32 upr_buffer_h)
-{
- int status;
+ /* link has gone from down to up */
+ adapter->linkspeed = linkspeed;
+ adapter->linkduplex = linkduplex;
- spin_lock_irqsave(&adapter->upr_lock.lock, adapter->upr_lock.flags);
- status = slic_upr_queue_request(adapter,
- upr_request,
- upr_data,
- upr_data_h, upr_buffer, upr_buffer_h);
- if (status != STATUS_SUCCESS) {
- spin_unlock_irqrestore(&adapter->upr_lock.lock,
- adapter->upr_lock.flags);
- return status;
+ if (adapter->linkstate != LINK_UP) {
+ /* setup the mac */
+ slic_config_set(adapter, true);
+ adapter->linkstate = LINK_UP;
+ netif_start_queue(adapter->netdev);
}
- slic_upr_start(adapter);
- spin_unlock_irqrestore(&adapter->upr_lock.lock,
- adapter->upr_lock.flags);
- return STATUS_PENDING;
}
+
static void slic_upr_request_complete(struct adapter *adapter, u32 isr)
{
struct sliccard *card = adapter->card;
@@ -2786,130 +1300,6 @@ static void slic_upr_request_complete(struct adapter *adapter, u32 isr)
adapter->upr_lock.flags);
}
-static void slic_upr_start(struct adapter *adapter)
-{
- struct slic_upr *upr;
- __iomem struct slic_regs *slic_regs = adapter->slic_regs;
-/*
- char * ptr1;
- char * ptr2;
- uint cmdoffset;
-*/
- upr = adapter->upr_list;
- if (!upr)
- return;
- if (adapter->upr_busy)
- return;
- adapter->upr_busy = 1;
-
- switch (upr->upr_request) {
- case SLIC_UPR_STATS:
- if (upr->upr_data_h == 0) {
- slic_reg32_write(&slic_regs->slic_stats, upr->upr_data,
- FLUSH);
- } else {
- slic_reg64_write(adapter, &slic_regs->slic_stats64,
- upr->upr_data,
- &slic_regs->slic_addr_upper,
- upr->upr_data_h, FLUSH);
- }
- break;
-
- case SLIC_UPR_RLSR:
- slic_reg64_write(adapter, &slic_regs->slic_rlsr, upr->upr_data,
- &slic_regs->slic_addr_upper, upr->upr_data_h,
- FLUSH);
- break;
-
- case SLIC_UPR_RCONFIG:
- slic_reg64_write(adapter, &slic_regs->slic_rconfig,
- upr->upr_data, &slic_regs->slic_addr_upper,
- upr->upr_data_h, FLUSH);
- break;
- case SLIC_UPR_PING:
- slic_reg32_write(&slic_regs->slic_ping, 1, FLUSH);
- break;
- default:
- ASSERT(0);
- }
-}
-
-static void slic_link_upr_complete(struct adapter *adapter, u32 isr)
-{
- u32 linkstatus = adapter->pshmem->linkstatus;
- uint linkup;
- unsigned char linkspeed;
- unsigned char linkduplex;
-
- if ((isr & ISR_UPCERR) || (isr & ISR_UPCBSY)) {
- struct slic_shmem *pshmem;
-
- pshmem = (struct slic_shmem *)adapter->phys_shmem;
-#if defined(CONFIG_X86_64)
- slic_upr_queue_request(adapter,
- SLIC_UPR_RLSR,
- SLIC_GET_ADDR_LOW(&pshmem->linkstatus),
- SLIC_GET_ADDR_HIGH(&pshmem->linkstatus),
- 0, 0);
-#elif defined(CONFIG_X86)
- slic_upr_queue_request(adapter,
- SLIC_UPR_RLSR,
- (u32) &pshmem->linkstatus,
- SLIC_GET_ADDR_HIGH(pshmem), 0, 0);
-#else
- Stop Compilation;
-#endif
- return;
- }
- if (adapter->state != ADAPT_UP)
- return;
-
- ASSERT((adapter->devid == SLIC_1GB_DEVICE_ID)
- || (adapter->devid == SLIC_2GB_DEVICE_ID));
-
- linkup = linkstatus & GIG_LINKUP ? LINK_UP : LINK_DOWN;
- if (linkstatus & GIG_SPEED_1000)
- linkspeed = LINK_1000MB;
- else if (linkstatus & GIG_SPEED_100)
- linkspeed = LINK_100MB;
- else
- linkspeed = LINK_10MB;
-
- if (linkstatus & GIG_FULLDUPLEX)
- linkduplex = LINK_FULLD;
- else
- linkduplex = LINK_HALFD;
-
- if ((adapter->linkstate == LINK_DOWN) && (linkup == LINK_DOWN))
- return;
-
- /* link up event, but nothing has changed */
- if ((adapter->linkstate == LINK_UP) &&
- (linkup == LINK_UP) &&
- (adapter->linkspeed == linkspeed) &&
- (adapter->linkduplex == linkduplex))
- return;
-
- /* link has changed at this point */
-
- /* link has gone from up to down */
- if (linkup == LINK_DOWN) {
- adapter->linkstate = LINK_DOWN;
- return;
- }
-
- /* link has gone from down to up */
- adapter->linkspeed = linkspeed;
- adapter->linkduplex = linkduplex;
-
- if (adapter->linkstate != LINK_UP) {
- /* setup the mac */
- slic_config_set(adapter, true);
- adapter->linkstate = LINK_UP;
- netif_start_queue(adapter->netdev);
- }
-}
-
/*
* this is here to checksum the eeprom, there is some ucode bug
* which prevens us from using the ucode result.
@@ -3012,6 +1402,25 @@ static ushort slic_eeprom_cksum(char *m, int len)
return (ushort) sum;
}
+static void slic_rspqueue_free(struct adapter *adapter)
+{
+ int i;
+ struct slic_rspqueue *rspq = &adapter->rspqueue;
+
+ for (i = 0; i < rspq->num_pages; i++) {
+ if (rspq->vaddr[i]) {
+ pci_free_consistent(adapter->pcidev, PAGE_SIZE,
+ rspq->vaddr[i], rspq->paddr[i]);
+ }
+ rspq->vaddr[i] = NULL;
+ rspq->paddr[i] = 0;
+ }
+ rspq->offset = 0;
+ rspq->pageindex = 0;
+ rspq->rspbuf = NULL;
+}
+
+
static int slic_rspqueue_init(struct adapter *adapter)
{
int i;
@@ -3059,24 +1468,6 @@ static int slic_rspqueue_init(struct adapter *adapter)
return STATUS_SUCCESS;
}
-static void slic_rspqueue_free(struct adapter *adapter)
-{
- int i;
- struct slic_rspqueue *rspq = &adapter->rspqueue;
-
- for (i = 0; i < rspq->num_pages; i++) {
- if (rspq->vaddr[i]) {
- pci_free_consistent(adapter->pcidev, PAGE_SIZE,
- rspq->vaddr[i], rspq->paddr[i]);
- }
- rspq->vaddr[i] = NULL;
- rspq->paddr[i] = 0;
- }
- rspq->offset = 0;
- rspq->pageindex = 0;
- rspq->rspbuf = NULL;
-}
-
static struct slic_rspbuf *slic_rspqueue_getnext(struct adapter *adapter)
{
struct slic_rspqueue *rspq = &adapter->rspqueue;
@@ -3159,36 +1550,6 @@ static u32 *slic_cmdqmem_addpage(struct adapter *adapter)
return pageaddr;
}
-static int slic_cmdq_init(struct adapter *adapter)
-{
- int i;
- u32 *pageaddr;
-
- ASSERT(adapter->state == ADAPT_DOWN);
- memset(&adapter->cmdq_all, 0, sizeof(struct slic_cmdqueue));
- memset(&adapter->cmdq_free, 0, sizeof(struct slic_cmdqueue));
- memset(&adapter->cmdq_done, 0, sizeof(struct slic_cmdqueue));
- spin_lock_init(&adapter->cmdq_all.lock.lock);
- spin_lock_init(&adapter->cmdq_free.lock.lock);
- spin_lock_init(&adapter->cmdq_done.lock.lock);
- slic_cmdqmem_init(adapter);
- adapter->slic_handle_ix = 1;
- for (i = 0; i < SLIC_CMDQ_INITPAGES; i++) {
- pageaddr = slic_cmdqmem_addpage(adapter);
-#ifndef CONFIG_X86_64
- ASSERT(((u32) pageaddr & 0xFFFFF000) == (u32) pageaddr);
-#endif
- if (!pageaddr) {
- slic_cmdq_free(adapter);
- return STATUS_FAILURE;
- }
- slic_cmdq_addcmdpage(adapter, pageaddr);
- }
- adapter->slic_handle_ix = 1;
-
- return STATUS_SUCCESS;
-}
-
static void slic_cmdq_free(struct adapter *adapter)
{
struct slic_hostcmd *cmd;
@@ -3212,53 +1573,6 @@ static void slic_cmdq_free(struct adapter *adapter)
slic_cmdqmem_free(adapter);
}
-static void slic_cmdq_reset(struct adapter *adapter)
-{
- struct slic_hostcmd *hcmd;
- struct sk_buff *skb;
- u32 outstanding;
-
- spin_lock_irqsave(&adapter->cmdq_free.lock.lock,
- adapter->cmdq_free.lock.flags);
- spin_lock_irqsave(&adapter->cmdq_done.lock.lock,
- adapter->cmdq_done.lock.flags);
- outstanding = adapter->cmdq_all.count - adapter->cmdq_done.count;
- outstanding -= adapter->cmdq_free.count;
- hcmd = adapter->cmdq_all.head;
- while (hcmd) {
- if (hcmd->busy) {
- skb = hcmd->skb;
- ASSERT(skb);
- hcmd->busy = 0;
- hcmd->skb = NULL;
- dev_kfree_skb_irq(skb);
- }
- hcmd = hcmd->next_all;
- }
- adapter->cmdq_free.count = 0;
- adapter->cmdq_free.head = NULL;
- adapter->cmdq_free.tail = NULL;
- adapter->cmdq_done.count = 0;
- adapter->cmdq_done.head = NULL;
- adapter->cmdq_done.tail = NULL;
- adapter->cmdq_free.head = adapter->cmdq_all.head;
- hcmd = adapter->cmdq_all.head;
- while (hcmd) {
- adapter->cmdq_free.count++;
- hcmd->next = hcmd->next_all;
- hcmd = hcmd->next_all;
- }
- if (adapter->cmdq_free.count != adapter->cmdq_all.count) {
- dev_err(&adapter->netdev->dev,
- "free_count %d != all count %d\n",
- adapter->cmdq_free.count, adapter->cmdq_all.count);
- }
- spin_unlock_irqrestore(&adapter->cmdq_done.lock.lock,
- adapter->cmdq_done.lock.flags);
- spin_unlock_irqrestore(&adapter->cmdq_free.lock.lock,
- adapter->cmdq_free.lock.flags);
-}
-
static void slic_cmdq_addcmdpage(struct adapter *adapter, u32 *page)
{
struct slic_hostcmd *cmd;
@@ -3324,6 +1638,100 @@ static void slic_cmdq_addcmdpage(struct adapter *adapter, u32 *page)
spin_unlock_irqrestore(&cmdq->lock.lock, cmdq->lock.flags);
}
+
+static int slic_cmdq_init(struct adapter *adapter)
+{
+ int i;
+ u32 *pageaddr;
+
+ ASSERT(adapter->state == ADAPT_DOWN);
+ memset(&adapter->cmdq_all, 0, sizeof(struct slic_cmdqueue));
+ memset(&adapter->cmdq_free, 0, sizeof(struct slic_cmdqueue));
+ memset(&adapter->cmdq_done, 0, sizeof(struct slic_cmdqueue));
+ spin_lock_init(&adapter->cmdq_all.lock.lock);
+ spin_lock_init(&adapter->cmdq_free.lock.lock);
+ spin_lock_init(&adapter->cmdq_done.lock.lock);
+ slic_cmdqmem_init(adapter);
+ adapter->slic_handle_ix = 1;
+ for (i = 0; i < SLIC_CMDQ_INITPAGES; i++) {
+ pageaddr = slic_cmdqmem_addpage(adapter);
+#ifndef CONFIG_X86_64
+ ASSERT(((u32) pageaddr & 0xFFFFF000) == (u32) pageaddr);
+#endif
+ if (!pageaddr) {
+ slic_cmdq_free(adapter);
+ return STATUS_FAILURE;
+ }
+ slic_cmdq_addcmdpage(adapter, pageaddr);
+ }
+ adapter->slic_handle_ix = 1;
+
+ return STATUS_SUCCESS;
+}
+
+static void slic_cmdq_reset(struct adapter *adapter)
+{
+ struct slic_hostcmd *hcmd;
+ struct sk_buff *skb;
+ u32 outstanding;
+
+ spin_lock_irqsave(&adapter->cmdq_free.lock.lock,
+ adapter->cmdq_free.lock.flags);
+ spin_lock_irqsave(&adapter->cmdq_done.lock.lock,
+ adapter->cmdq_done.lock.flags);
+ outstanding = adapter->cmdq_all.count - adapter->cmdq_done.count;
+ outstanding -= adapter->cmdq_free.count;
+ hcmd = adapter->cmdq_all.head;
+ while (hcmd) {
+ if (hcmd->busy) {
+ skb = hcmd->skb;
+ ASSERT(skb);
+ hcmd->busy = 0;
+ hcmd->skb = NULL;
+ dev_kfree_skb_irq(skb);
+ }
+ hcmd = hcmd->next_all;
+ }
+ adapter->cmdq_free.count = 0;
+ adapter->cmdq_free.head = NULL;
+ adapter->cmdq_free.tail = NULL;
+ adapter->cmdq_done.count = 0;
+ adapter->cmdq_done.head = NULL;
+ adapter->cmdq_done.tail = NULL;
+ adapter->cmdq_free.head = adapter->cmdq_all.head;
+ hcmd = adapter->cmdq_all.head;
+ while (hcmd) {
+ adapter->cmdq_free.count++;
+ hcmd->next = hcmd->next_all;
+ hcmd = hcmd->next_all;
+ }
+ if (adapter->cmdq_free.count != adapter->cmdq_all.count) {
+ dev_err(&adapter->netdev->dev,
+ "free_count %d != all count %d\n",
+ adapter->cmdq_free.count, adapter->cmdq_all.count);
+ }
+ spin_unlock_irqrestore(&adapter->cmdq_done.lock.lock,
+ adapter->cmdq_done.lock.flags);
+ spin_unlock_irqrestore(&adapter->cmdq_free.lock.lock,
+ adapter->cmdq_free.lock.flags);
+}
+
+static void slic_cmdq_getdone(struct adapter *adapter)
+{
+ struct slic_cmdqueue *done_cmdq = &adapter->cmdq_done;
+ struct slic_cmdqueue *free_cmdq = &adapter->cmdq_free;
+
+ ASSERT(free_cmdq->head == NULL);
+ spin_lock_irqsave(&done_cmdq->lock.lock, done_cmdq->lock.flags);
+
+ free_cmdq->head = done_cmdq->head;
+ free_cmdq->count = done_cmdq->count;
+ done_cmdq->head = NULL;
+ done_cmdq->tail = NULL;
+ done_cmdq->count = 0;
+ spin_unlock_irqrestore(&done_cmdq->lock.lock, done_cmdq->lock.flags);
+}
+
static struct slic_hostcmd *slic_cmdq_getfree(struct adapter *adapter)
{
struct slic_cmdqueue *cmdq = &adapter->cmdq_free;
@@ -3357,22 +1765,6 @@ retry:
return cmd;
}
-static void slic_cmdq_getdone(struct adapter *adapter)
-{
- struct slic_cmdqueue *done_cmdq = &adapter->cmdq_done;
- struct slic_cmdqueue *free_cmdq = &adapter->cmdq_free;
-
- ASSERT(free_cmdq->head == NULL);
- spin_lock_irqsave(&done_cmdq->lock.lock, done_cmdq->lock.flags);
-
- free_cmdq->head = done_cmdq->head;
- free_cmdq->count = done_cmdq->count;
- done_cmdq->head = NULL;
- done_cmdq->tail = NULL;
- done_cmdq->count = 0;
- spin_unlock_irqrestore(&done_cmdq->lock.lock, done_cmdq->lock.flags);
-}
-
static void slic_cmdq_putdone_irq(struct adapter *adapter,
struct slic_hostcmd *cmd)
{
@@ -3388,79 +1780,6 @@ static void slic_cmdq_putdone_irq(struct adapter *adapter,
spin_unlock(&cmdq->lock.lock);
}
-static int slic_rcvqueue_init(struct adapter *adapter)
-{
- int i, count;
- struct slic_rcvqueue *rcvq = &adapter->rcvqueue;
-
- ASSERT(adapter->state == ADAPT_DOWN);
- rcvq->tail = NULL;
- rcvq->head = NULL;
- rcvq->size = SLIC_RCVQ_ENTRIES;
- rcvq->errors = 0;
- rcvq->count = 0;
- i = (SLIC_RCVQ_ENTRIES / SLIC_RCVQ_FILLENTRIES);
- count = 0;
- while (i) {
- count += slic_rcvqueue_fill(adapter);
- i--;
- }
- if (rcvq->count < SLIC_RCVQ_MINENTRIES) {
- slic_rcvqueue_free(adapter);
- return STATUS_FAILURE;
- }
- return STATUS_SUCCESS;
-}
-
-static void slic_rcvqueue_free(struct adapter *adapter)
-{
- struct slic_rcvqueue *rcvq = &adapter->rcvqueue;
- struct sk_buff *skb;
-
- while (rcvq->head) {
- skb = rcvq->head;
- rcvq->head = rcvq->head->next;
- dev_kfree_skb(skb);
- }
- rcvq->tail = NULL;
- rcvq->head = NULL;
- rcvq->count = 0;
-}
-
-static struct sk_buff *slic_rcvqueue_getnext(struct adapter *adapter)
-{
- struct slic_rcvqueue *rcvq = &adapter->rcvqueue;
- struct sk_buff *skb;
- struct slic_rcvbuf *rcvbuf;
- int count;
-
- if (rcvq->count) {
- skb = rcvq->head;
- rcvbuf = (struct slic_rcvbuf *)skb->head;
- ASSERT(rcvbuf);
-
- if (rcvbuf->status & IRHDDR_SVALID) {
- rcvq->head = rcvq->head->next;
- skb->next = NULL;
- rcvq->count--;
- } else {
- skb = NULL;
- }
- } else {
- dev_err(&adapter->netdev->dev,
- "RcvQ Empty!! rcvq[%p] count[%x]\n", rcvq, rcvq->count);
- skb = NULL;
- }
- while (rcvq->count < SLIC_RCVQ_FILLTHRESH) {
- count = slic_rcvqueue_fill(adapter);
- if (!count)
- break;
- }
- if (skb)
- rcvq->errors = 0;
- return skb;
-}
-
static int slic_rcvqueue_fill(struct adapter *adapter)
{
void *paddr;
@@ -3548,6 +1867,81 @@ retry_rcvqfill:
return i;
}
+
+static void slic_rcvqueue_free(struct adapter *adapter)
+{
+ struct slic_rcvqueue *rcvq = &adapter->rcvqueue;
+ struct sk_buff *skb;
+
+ while (rcvq->head) {
+ skb = rcvq->head;
+ rcvq->head = rcvq->head->next;
+ dev_kfree_skb(skb);
+ }
+ rcvq->tail = NULL;
+ rcvq->head = NULL;
+ rcvq->count = 0;
+}
+
+
+static int slic_rcvqueue_init(struct adapter *adapter)
+{
+ int i, count;
+ struct slic_rcvqueue *rcvq = &adapter->rcvqueue;
+
+ ASSERT(adapter->state == ADAPT_DOWN);
+ rcvq->tail = NULL;
+ rcvq->head = NULL;
+ rcvq->size = SLIC_RCVQ_ENTRIES;
+ rcvq->errors = 0;
+ rcvq->count = 0;
+ i = (SLIC_RCVQ_ENTRIES / SLIC_RCVQ_FILLENTRIES);
+ count = 0;
+ while (i) {
+ count += slic_rcvqueue_fill(adapter);
+ i--;
+ }
+ if (rcvq->count < SLIC_RCVQ_MINENTRIES) {
+ slic_rcvqueue_free(adapter);
+ return STATUS_FAILURE;
+ }
+ return STATUS_SUCCESS;
+}
+
+static struct sk_buff *slic_rcvqueue_getnext(struct adapter *adapter)
+{
+ struct slic_rcvqueue *rcvq = &adapter->rcvqueue;
+ struct sk_buff *skb;
+ struct slic_rcvbuf *rcvbuf;
+ int count;
+
+ if (rcvq->count) {
+ skb = rcvq->head;
+ rcvbuf = (struct slic_rcvbuf *)skb->head;
+ ASSERT(rcvbuf);
+
+ if (rcvbuf->status & IRHDDR_SVALID) {
+ rcvq->head = rcvq->head->next;
+ skb->next = NULL;
+ rcvq->count--;
+ } else {
+ skb = NULL;
+ }
+ } else {
+ dev_err(&adapter->netdev->dev,
+ "RcvQ Empty!! rcvq[%p] count[%x]\n", rcvq, rcvq->count);
+ skb = NULL;
+ }
+ while (rcvq->count < SLIC_RCVQ_FILLTHRESH) {
+ count = slic_rcvqueue_fill(adapter);
+ if (!count)
+ break;
+ }
+ if (skb)
+ rcvq->errors = 0;
+ return skb;
+}
+
static u32 slic_rcvqueue_reinsert(struct adapter *adapter, struct sk_buff *skb)
{
struct slic_rcvqueue *rcvq = &adapter->rcvqueue;
@@ -4039,9 +2433,1559 @@ static void slic_debug_cleanup(void)
}
}
-/******************************************************************************/
-/**************** MODULE INITIATION / TERMINATION FUNCTIONS ***************/
-/******************************************************************************/
+/*
+ * slic_link_event_handler -
+ *
+ * Initiate a link configuration sequence. The link configuration begins
+ * by issuing a READ_LINK_STATUS command to the Utility Processor on the
+ * SLIC. Since the command finishes asynchronously, the slic_upr_comlete
+ * routine will follow it up witha UP configuration write command, which
+ * will also complete asynchronously.
+ *
+ */
+static void slic_link_event_handler(struct adapter *adapter)
+{
+ int status;
+ struct slic_shmem *pshmem;
+
+ if (adapter->state != ADAPT_UP) {
+ /* Adapter is not operational. Ignore. */
+ return;
+ }
+
+ pshmem = (struct slic_shmem *)adapter->phys_shmem;
+
+#if defined(CONFIG_X86_64)
+ status = slic_upr_request(adapter,
+ SLIC_UPR_RLSR,
+ SLIC_GET_ADDR_LOW(&pshmem->linkstatus),
+ SLIC_GET_ADDR_HIGH(&pshmem->linkstatus),
+ 0, 0);
+#elif defined(CONFIG_X86)
+ status = slic_upr_request(adapter, SLIC_UPR_RLSR,
+ (u32) &pshmem->linkstatus, /* no 4GB wrap guaranteed */
+ 0, 0, 0);
+#else
+ Stop compilation;
+#endif
+ ASSERT((status == STATUS_SUCCESS) || (status == STATUS_PENDING));
+}
+
+static void slic_init_cleanup(struct adapter *adapter)
+{
+ if (adapter->intrregistered) {
+ adapter->intrregistered = 0;
+ free_irq(adapter->netdev->irq, adapter->netdev);
+
+ }
+ if (adapter->pshmem) {
+ pci_free_consistent(adapter->pcidev,
+ sizeof(struct slic_shmem),
+ adapter->pshmem, adapter->phys_shmem);
+ adapter->pshmem = NULL;
+ adapter->phys_shmem = (dma_addr_t) NULL;
+ }
+
+ if (adapter->pingtimerset) {
+ adapter->pingtimerset = 0;
+ del_timer(&adapter->pingtimer);
+ }
+
+ slic_rspqueue_free(adapter);
+ slic_cmdq_free(adapter);
+ slic_rcvqueue_free(adapter);
+}
+
+static struct net_device_stats *slic_get_stats(struct net_device *dev)
+{
+ struct adapter *adapter = netdev_priv(dev);
+
+ ASSERT(adapter);
+ dev->stats.collisions = adapter->slic_stats.iface.xmit_collisions;
+ dev->stats.rx_errors = adapter->slic_stats.iface.rcv_errors;
+ dev->stats.tx_errors = adapter->slic_stats.iface.xmt_errors;
+ dev->stats.rx_missed_errors = adapter->slic_stats.iface.rcv_discards;
+ dev->stats.tx_heartbeat_errors = 0;
+ dev->stats.tx_aborted_errors = 0;
+ dev->stats.tx_window_errors = 0;
+ dev->stats.tx_fifo_errors = 0;
+ dev->stats.rx_frame_errors = 0;
+ dev->stats.rx_length_errors = 0;
+
+ return &dev->stats;
+}
+
+/*
+ * Allocate a mcast_address structure to hold the multicast address.
+ * Link it in.
+ */
+static int slic_mcast_add_list(struct adapter *adapter, char *address)
+{
+ struct mcast_address *mcaddr, *mlist;
+
+ /* Check to see if it already exists */
+ mlist = adapter->mcastaddrs;
+ while (mlist) {
+ if (!compare_ether_addr(mlist->address, address))
+ return STATUS_SUCCESS;
+ mlist = mlist->next;
+ }
+
+ /* Doesn't already exist. Allocate a structure to hold it */
+ mcaddr = kmalloc(sizeof(struct mcast_address), GFP_ATOMIC);
+ if (mcaddr == NULL)
+ return 1;
+
+ memcpy(mcaddr->address, address, 6);
+
+ mcaddr->next = adapter->mcastaddrs;
+ adapter->mcastaddrs = mcaddr;
+
+ return STATUS_SUCCESS;
+}
+
+static void slic_mcast_set_list(struct net_device *dev)
+{
+ struct adapter *adapter = netdev_priv(dev);
+ int status = STATUS_SUCCESS;
+ char *addresses;
+ struct netdev_hw_addr *ha;
+
+ ASSERT(adapter);
+
+ netdev_for_each_mc_addr(ha, dev) {
+ addresses = (char *) &ha->addr;
+ status = slic_mcast_add_list(adapter, addresses);
+ if (status != STATUS_SUCCESS)
+ break;
+ slic_mcast_set_bit(adapter, addresses);
+ }
+
+ if (adapter->devflags_prev != dev->flags) {
+ adapter->macopts = MAC_DIRECTED;
+ if (dev->flags) {
+ if (dev->flags & IFF_BROADCAST)
+ adapter->macopts |= MAC_BCAST;
+ if (dev->flags & IFF_PROMISC)
+ adapter->macopts |= MAC_PROMISC;
+ if (dev->flags & IFF_ALLMULTI)
+ adapter->macopts |= MAC_ALLMCAST;
+ if (dev->flags & IFF_MULTICAST)
+ adapter->macopts |= MAC_MCAST;
+ }
+ adapter->devflags_prev = dev->flags;
+ slic_config_set(adapter, true);
+ } else {
+ if (status == STATUS_SUCCESS)
+ slic_mcast_set_mask(adapter);
+ }
+ return;
+}
+
+
+#define XMIT_FAIL_LINK_STATE 1
+#define XMIT_FAIL_ZERO_LENGTH 2
+#define XMIT_FAIL_HOSTCMD_FAIL 3
+
+static void slic_xmit_build_request(struct adapter *adapter,
+ struct slic_hostcmd *hcmd, struct sk_buff *skb)
+{
+ struct slic_host64_cmd *ihcmd;
+ ulong phys_addr;
+
+ ihcmd = &hcmd->cmd64;
+
+ ihcmd->flags = (adapter->port << IHFLG_IFSHFT);
+ ihcmd->command = IHCMD_XMT_REQ;
+ ihcmd->u.slic_buffers.totlen = skb->len;
+ phys_addr = pci_map_single(adapter->pcidev, skb->data, skb->len,
+ PCI_DMA_TODEVICE);
+ ihcmd->u.slic_buffers.bufs[0].paddrl = SLIC_GET_ADDR_LOW(phys_addr);
+ ihcmd->u.slic_buffers.bufs[0].paddrh = SLIC_GET_ADDR_HIGH(phys_addr);
+ ihcmd->u.slic_buffers.bufs[0].length = skb->len;
+#if defined(CONFIG_X86_64)
+ hcmd->cmdsize = (u32) ((((u64)&ihcmd->u.slic_buffers.bufs[1] -
+ (u64) hcmd) + 31) >> 5);
+#elif defined(CONFIG_X86)
+ hcmd->cmdsize = ((((u32) &ihcmd->u.slic_buffers.bufs[1] -
+ (u32) hcmd) + 31) >> 5);
+#else
+ Stop Compilation;
+#endif
+}
+
+static void slic_xmit_fail(struct adapter *adapter,
+ struct sk_buff *skb,
+ void *cmd, u32 skbtype, u32 status)
+{
+ if (adapter->xmitq_full)
+ netif_stop_queue(adapter->netdev);
+ if ((cmd == NULL) && (status <= XMIT_FAIL_HOSTCMD_FAIL)) {
+ switch (status) {
+ case XMIT_FAIL_LINK_STATE:
+ dev_err(&adapter->netdev->dev,
+ "reject xmit skb[%p: %x] linkstate[%s] "
+ "adapter[%s:%d] card[%s:%d]\n",
+ skb, skb->pkt_type,
+ SLIC_LINKSTATE(adapter->linkstate),
+ SLIC_ADAPTER_STATE(adapter->state),
+ adapter->state,
+ SLIC_CARD_STATE(adapter->card->state),
+ adapter->card->state);
+ break;
+ case XMIT_FAIL_ZERO_LENGTH:
+ dev_err(&adapter->netdev->dev,
+ "xmit_start skb->len == 0 skb[%p] type[%x]\n",
+ skb, skb->pkt_type);
+ break;
+ case XMIT_FAIL_HOSTCMD_FAIL:
+ dev_err(&adapter->netdev->dev,
+ "xmit_start skb[%p] type[%x] No host commands "
+ "available\n", skb, skb->pkt_type);
+ break;
+ default:
+ ASSERT(0);
+ }
+ }
+ dev_kfree_skb(skb);
+ adapter->stats.tx_dropped++;
+}
+
+static void slic_rcv_handle_error(struct adapter *adapter,
+ struct slic_rcvbuf *rcvbuf)
+{
+ struct slic_hddr_wds *hdr = (struct slic_hddr_wds *)rcvbuf->data;
+
+ if (adapter->devid != SLIC_1GB_DEVICE_ID) {
+ if (hdr->frame_status14 & VRHSTAT_802OE)
+ adapter->if_events.oflow802++;
+ if (hdr->frame_status14 & VRHSTAT_TPOFLO)
+ adapter->if_events.Tprtoflow++;
+ if (hdr->frame_status_b14 & VRHSTATB_802UE)
+ adapter->if_events.uflow802++;
+ if (hdr->frame_status_b14 & VRHSTATB_RCVE) {
+ adapter->if_events.rcvearly++;
+ adapter->stats.rx_fifo_errors++;
+ }
+ if (hdr->frame_status_b14 & VRHSTATB_BUFF) {
+ adapter->if_events.Bufov++;
+ adapter->stats.rx_over_errors++;
+ }
+ if (hdr->frame_status_b14 & VRHSTATB_CARRE) {
+ adapter->if_events.Carre++;
+ adapter->stats.tx_carrier_errors++;
+ }
+ if (hdr->frame_status_b14 & VRHSTATB_LONGE)
+ adapter->if_events.Longe++;
+ if (hdr->frame_status_b14 & VRHSTATB_PREA)
+ adapter->if_events.Invp++;
+ if (hdr->frame_status_b14 & VRHSTATB_CRC) {
+ adapter->if_events.Crc++;
+ adapter->stats.rx_crc_errors++;
+ }
+ if (hdr->frame_status_b14 & VRHSTATB_DRBL)
+ adapter->if_events.Drbl++;
+ if (hdr->frame_status_b14 & VRHSTATB_CODE)
+ adapter->if_events.Code++;
+ if (hdr->frame_status_b14 & VRHSTATB_TPCSUM)
+ adapter->if_events.TpCsum++;
+ if (hdr->frame_status_b14 & VRHSTATB_TPHLEN)
+ adapter->if_events.TpHlen++;
+ if (hdr->frame_status_b14 & VRHSTATB_IPCSUM)
+ adapter->if_events.IpCsum++;
+ if (hdr->frame_status_b14 & VRHSTATB_IPLERR)
+ adapter->if_events.IpLen++;
+ if (hdr->frame_status_b14 & VRHSTATB_IPHERR)
+ adapter->if_events.IpHlen++;
+ } else {
+ if (hdr->frame_statusGB & VGBSTAT_XPERR) {
+ u32 xerr = hdr->frame_statusGB >> VGBSTAT_XERRSHFT;
+
+ if (xerr == VGBSTAT_XCSERR)
+ adapter->if_events.TpCsum++;
+ if (xerr == VGBSTAT_XUFLOW)
+ adapter->if_events.Tprtoflow++;
+ if (xerr == VGBSTAT_XHLEN)
+ adapter->if_events.TpHlen++;
+ }
+ if (hdr->frame_statusGB & VGBSTAT_NETERR) {
+ u32 nerr =
+ (hdr->
+ frame_statusGB >> VGBSTAT_NERRSHFT) &
+ VGBSTAT_NERRMSK;
+ if (nerr == VGBSTAT_NCSERR)
+ adapter->if_events.IpCsum++;
+ if (nerr == VGBSTAT_NUFLOW)
+ adapter->if_events.IpLen++;
+ if (nerr == VGBSTAT_NHLEN)
+ adapter->if_events.IpHlen++;
+ }
+ if (hdr->frame_statusGB & VGBSTAT_LNKERR) {
+ u32 lerr = hdr->frame_statusGB & VGBSTAT_LERRMSK;
+
+ if (lerr == VGBSTAT_LDEARLY)
+ adapter->if_events.rcvearly++;
+ if (lerr == VGBSTAT_LBOFLO)
+ adapter->if_events.Bufov++;
+ if (lerr == VGBSTAT_LCODERR)
+ adapter->if_events.Code++;
+ if (lerr == VGBSTAT_LDBLNBL)
+ adapter->if_events.Drbl++;
+ if (lerr == VGBSTAT_LCRCERR)
+ adapter->if_events.Crc++;
+ if (lerr == VGBSTAT_LOFLO)
+ adapter->if_events.oflow802++;
+ if (lerr == VGBSTAT_LUFLO)
+ adapter->if_events.uflow802++;
+ }
+ }
+ return;
+}
+
+#define TCP_OFFLOAD_FRAME_PUSHFLAG 0x10000000
+#define M_FAST_PATH 0x0040
+
+static void slic_rcv_handler(struct adapter *adapter)
+{
+ struct sk_buff *skb;
+ struct slic_rcvbuf *rcvbuf;
+ u32 frames = 0;
+
+ while ((skb = slic_rcvqueue_getnext(adapter))) {
+ u32 rx_bytes;
+
+ ASSERT(skb->head);
+ rcvbuf = (struct slic_rcvbuf *)skb->head;
+ adapter->card->events++;
+ if (rcvbuf->status & IRHDDR_ERR) {
+ adapter->rx_errors++;
+ slic_rcv_handle_error(adapter, rcvbuf);
+ slic_rcvqueue_reinsert(adapter, skb);
+ continue;
+ }
+
+ if (!slic_mac_filter(adapter, (struct ether_header *)
+ rcvbuf->data)) {
+ slic_rcvqueue_reinsert(adapter, skb);
+ continue;
+ }
+ skb_pull(skb, SLIC_RCVBUF_HEADSIZE);
+ rx_bytes = (rcvbuf->length & IRHDDR_FLEN_MSK);
+ skb_put(skb, rx_bytes);
+ adapter->stats.rx_packets++;
+ adapter->stats.rx_bytes += rx_bytes;
+#if SLIC_OFFLOAD_IP_CHECKSUM
+ skb->ip_summed = CHECKSUM_UNNECESSARY;
+#endif
+
+ skb->dev = adapter->netdev;
+ skb->protocol = eth_type_trans(skb, skb->dev);
+ netif_rx(skb);
+
+ ++frames;
+#if SLIC_INTERRUPT_PROCESS_LIMIT
+ if (frames >= SLIC_RCVQ_MAX_PROCESS_ISR) {
+ adapter->rcv_interrupt_yields++;
+ break;
+ }
+#endif
+ }
+ adapter->max_isr_rcvs = max(adapter->max_isr_rcvs, frames);
+}
+
+static void slic_xmit_complete(struct adapter *adapter)
+{
+ struct slic_hostcmd *hcmd;
+ struct slic_rspbuf *rspbuf;
+ u32 frames = 0;
+ struct slic_handle_word slic_handle_word;
+
+ do {
+ rspbuf = slic_rspqueue_getnext(adapter);
+ if (!rspbuf)
+ break;
+ adapter->xmit_completes++;
+ adapter->card->events++;
+ /*
+ Get the complete host command buffer
+ */
+ slic_handle_word.handle_token = rspbuf->hosthandle;
+ ASSERT(slic_handle_word.handle_index);
+ ASSERT(slic_handle_word.handle_index <= SLIC_CMDQ_MAXCMDS);
+ hcmd =
+ (struct slic_hostcmd *)
+ adapter->slic_handles[slic_handle_word.handle_index].
+ address;
+/* hcmd = (struct slic_hostcmd *) rspbuf->hosthandle; */
+ ASSERT(hcmd);
+ ASSERT(hcmd->pslic_handle ==
+ &adapter->slic_handles[slic_handle_word.handle_index]);
+ if (hcmd->type == SLIC_CMD_DUMB) {
+ if (hcmd->skb)
+ dev_kfree_skb_irq(hcmd->skb);
+ slic_cmdq_putdone_irq(adapter, hcmd);
+ }
+ rspbuf->status = 0;
+ rspbuf->hosthandle = 0;
+ frames++;
+ } while (1);
+ adapter->max_isr_xmits = max(adapter->max_isr_xmits, frames);
+}
+
+static irqreturn_t slic_interrupt(int irq, void *dev_id)
+{
+ struct net_device *dev = (struct net_device *)dev_id;
+ struct adapter *adapter = netdev_priv(dev);
+ u32 isr;
+
+ if ((adapter->pshmem) && (adapter->pshmem->isr)) {
+ slic_reg32_write(&adapter->slic_regs->slic_icr,
+ ICR_INT_MASK, FLUSH);
+ isr = adapter->isrcopy = adapter->pshmem->isr;
+ adapter->pshmem->isr = 0;
+ adapter->num_isrs++;
+ switch (adapter->card->state) {
+ case CARD_UP:
+ if (isr & ~ISR_IO) {
+ if (isr & ISR_ERR) {
+ adapter->error_interrupts++;
+ if (isr & ISR_RMISS) {
+ int count;
+ int pre_count;
+ int errors;
+
+ struct slic_rcvqueue *rcvq =
+ &adapter->rcvqueue;
+
+ adapter->
+ error_rmiss_interrupts++;
+ if (!rcvq->errors)
+ rcv_count = rcvq->count;
+ pre_count = rcvq->count;
+ errors = rcvq->errors;
+
+ while (rcvq->count <
+ SLIC_RCVQ_FILLTHRESH) {
+ count =
+ slic_rcvqueue_fill
+ (adapter);
+ if (!count)
+ break;
+ }
+ } else if (isr & ISR_XDROP) {
+ dev_err(&dev->dev,
+ "isr & ISR_ERR [%x] "
+ "ISR_XDROP \n", isr);
+ } else {
+ dev_err(&dev->dev,
+ "isr & ISR_ERR [%x]\n",
+ isr);
+ }
+ }
+
+ if (isr & ISR_LEVENT) {
+ adapter->linkevent_interrupts++;
+ slic_link_event_handler(adapter);
+ }
+
+ if ((isr & ISR_UPC) ||
+ (isr & ISR_UPCERR) || (isr & ISR_UPCBSY)) {
+ adapter->upr_interrupts++;
+ slic_upr_request_complete(adapter, isr);
+ }
+ }
+
+ if (isr & ISR_RCV) {
+ adapter->rcv_interrupts++;
+ slic_rcv_handler(adapter);
+ }
+
+ if (isr & ISR_CMD) {
+ adapter->xmit_interrupts++;
+ slic_xmit_complete(adapter);
+ }
+ break;
+
+ case CARD_DOWN:
+ if ((isr & ISR_UPC) ||
+ (isr & ISR_UPCERR) || (isr & ISR_UPCBSY)) {
+ adapter->upr_interrupts++;
+ slic_upr_request_complete(adapter, isr);
+ }
+ break;
+
+ default:
+ break;
+ }
+
+ adapter->isrcopy = 0;
+ adapter->all_reg_writes += 2;
+ adapter->isr_reg_writes++;
+ slic_reg32_write(&adapter->slic_regs->slic_isr, 0, FLUSH);
+ } else {
+ adapter->false_interrupts++;
+ }
+ return IRQ_HANDLED;
+}
+
+
+#define NORMAL_ETHFRAME 0
+
+static netdev_tx_t slic_xmit_start(struct sk_buff *skb, struct net_device *dev)
+{
+ struct sliccard *card;
+ struct adapter *adapter = netdev_priv(dev);
+ struct slic_hostcmd *hcmd = NULL;
+ u32 status = 0;
+ u32 skbtype = NORMAL_ETHFRAME;
+ void *offloadcmd = NULL;
+
+ card = adapter->card;
+ ASSERT(card);
+ if ((adapter->linkstate != LINK_UP) ||
+ (adapter->state != ADAPT_UP) || (card->state != CARD_UP)) {
+ status = XMIT_FAIL_LINK_STATE;
+ goto xmit_fail;
+
+ } else if (skb->len == 0) {
+ status = XMIT_FAIL_ZERO_LENGTH;
+ goto xmit_fail;
+ }
+
+ if (skbtype == NORMAL_ETHFRAME) {
+ hcmd = slic_cmdq_getfree(adapter);
+ if (!hcmd) {
+ adapter->xmitq_full = 1;
+ status = XMIT_FAIL_HOSTCMD_FAIL;
+ goto xmit_fail;
+ }
+ ASSERT(hcmd->pslic_handle);
+ ASSERT(hcmd->cmd64.hosthandle ==
+ hcmd->pslic_handle->token.handle_token);
+ hcmd->skb = skb;
+ hcmd->busy = 1;
+ hcmd->type = SLIC_CMD_DUMB;
+ if (skbtype == NORMAL_ETHFRAME)
+ slic_xmit_build_request(adapter, hcmd, skb);
+ }
+ adapter->stats.tx_packets++;
+ adapter->stats.tx_bytes += skb->len;
+
+#ifdef DEBUG_DUMP
+ if (adapter->kill_card) {
+ struct slic_host64_cmd ihcmd;
+
+ ihcmd = &hcmd->cmd64;
+
+ ihcmd->flags |= 0x40;
+ adapter->kill_card = 0; /* only do this once */
+ }
+#endif
+ if (hcmd->paddrh == 0) {
+ slic_reg32_write(&adapter->slic_regs->slic_cbar,
+ (hcmd->paddrl | hcmd->cmdsize), DONT_FLUSH);
+ } else {
+ slic_reg64_write(adapter, &adapter->slic_regs->slic_cbar64,
+ (hcmd->paddrl | hcmd->cmdsize),
+ &adapter->slic_regs->slic_addr_upper,
+ hcmd->paddrh, DONT_FLUSH);
+ }
+xmit_done:
+ return NETDEV_TX_OK;
+xmit_fail:
+ slic_xmit_fail(adapter, skb, offloadcmd, skbtype, status);
+ goto xmit_done;
+}
+
+static void slic_adapter_freeresources(struct adapter *adapter)
+{
+ slic_init_cleanup(adapter);
+ memset(&adapter->stats, 0, sizeof(struct net_device_stats));
+ adapter->error_interrupts = 0;
+ adapter->rcv_interrupts = 0;
+ adapter->xmit_interrupts = 0;
+ adapter->linkevent_interrupts = 0;
+ adapter->upr_interrupts = 0;
+ adapter->num_isrs = 0;
+ adapter->xmit_completes = 0;
+ adapter->rcv_broadcasts = 0;
+ adapter->rcv_multicasts = 0;
+ adapter->rcv_unicasts = 0;
+}
+
+
+static int slic_adapter_allocresources(struct adapter *adapter)
+{
+ if (!adapter->intrregistered) {
+ int retval;
+
+ spin_unlock_irqrestore(&slic_global.driver_lock.lock,
+ slic_global.driver_lock.flags);
+
+ retval = request_irq(adapter->netdev->irq,
+ &slic_interrupt,
+ IRQF_SHARED,
+ adapter->netdev->name, adapter->netdev);
+
+ spin_lock_irqsave(&slic_global.driver_lock.lock,
+ slic_global.driver_lock.flags);
+
+ if (retval) {
+ dev_err(&adapter->netdev->dev,
+ "request_irq (%s) FAILED [%x]\n",
+ adapter->netdev->name, retval);
+ return retval;
+ }
+ adapter->intrregistered = 1;
+ }
+ return STATUS_SUCCESS;
+}
+
+
+/*
+ * slic_if_init
+ *
+ * Perform initialization of our slic interface.
+ *
+ */
+static int slic_if_init(struct adapter *adapter)
+{
+ struct sliccard *card = adapter->card;
+ struct net_device *dev = adapter->netdev;
+ __iomem struct slic_regs *slic_regs = adapter->slic_regs;
+ struct slic_shmem *pshmem;
+ int status = 0;
+
+ ASSERT(card);
+
+ /* adapter should be down at this point */
+ if (adapter->state != ADAPT_DOWN) {
+ dev_err(&dev->dev, "%s: adapter->state != ADAPT_DOWN\n",
+ __func__);
+ return -EIO;
+ }
+ ASSERT(adapter->linkstate == LINK_DOWN);
+
+ adapter->devflags_prev = dev->flags;
+ adapter->macopts = MAC_DIRECTED;
+ if (dev->flags) {
+ if (dev->flags & IFF_BROADCAST)
+ adapter->macopts |= MAC_BCAST;
+ if (dev->flags & IFF_PROMISC)
+ adapter->macopts |= MAC_PROMISC;
+ if (dev->flags & IFF_ALLMULTI)
+ adapter->macopts |= MAC_ALLMCAST;
+ if (dev->flags & IFF_MULTICAST)
+ adapter->macopts |= MAC_MCAST;
+ }
+ status = slic_adapter_allocresources(adapter);
+ if (status != STATUS_SUCCESS) {
+ dev_err(&dev->dev,
+ "%s: slic_adapter_allocresources FAILED %x\n",
+ __func__, status);
+ slic_adapter_freeresources(adapter);
+ return status;
+ }
+
+ if (!adapter->queues_initialized) {
+ if (slic_rspqueue_init(adapter))
+ return -ENOMEM;
+ if (slic_cmdq_init(adapter))
+ return -ENOMEM;
+ if (slic_rcvqueue_init(adapter))
+ return -ENOMEM;
+ adapter->queues_initialized = 1;
+ }
+
+ slic_reg32_write(&slic_regs->slic_icr, ICR_INT_OFF, FLUSH);
+ mdelay(1);
+
+ if (!adapter->isp_initialized) {
+ pshmem = (struct slic_shmem *)adapter->phys_shmem;
+
+ spin_lock_irqsave(&adapter->bit64reglock.lock,
+ adapter->bit64reglock.flags);
+
+#if defined(CONFIG_X86_64)
+ slic_reg32_write(&slic_regs->slic_addr_upper,
+ SLIC_GET_ADDR_HIGH(&pshmem->isr), DONT_FLUSH);
+ slic_reg32_write(&slic_regs->slic_isp,
+ SLIC_GET_ADDR_LOW(&pshmem->isr), FLUSH);
+#elif defined(CONFIG_X86)
+ slic_reg32_write(&slic_regs->slic_addr_upper, 0, DONT_FLUSH);
+ slic_reg32_write(&slic_regs->slic_isp, (u32)&pshmem->isr, FLUSH);
+#else
+ Stop Compilations
+#endif
+ spin_unlock_irqrestore(&adapter->bit64reglock.lock,
+ adapter->bit64reglock.flags);
+ adapter->isp_initialized = 1;
+ }
+
+ adapter->state = ADAPT_UP;
+ if (!card->loadtimerset) {
+ init_timer(&card->loadtimer);
+ card->loadtimer.expires =
+ jiffies + (SLIC_LOADTIMER_PERIOD * HZ);
+ card->loadtimer.data = (ulong) card;
+ card->loadtimer.function = &slic_timer_load_check;
+ add_timer(&card->loadtimer);
+
+ card->loadtimerset = 1;
+ }
+
+ if (!adapter->pingtimerset) {
+ init_timer(&adapter->pingtimer);
+ adapter->pingtimer.expires =
+ jiffies + (PING_TIMER_INTERVAL * HZ);
+ adapter->pingtimer.data = (ulong) dev;
+ adapter->pingtimer.function = &slic_timer_ping;
+ add_timer(&adapter->pingtimer);
+ adapter->pingtimerset = 1;
+ adapter->card->pingstatus = ISR_PINGMASK;
+ }
+
+ /*
+ * clear any pending events, then enable interrupts
+ */
+ adapter->isrcopy = 0;
+ adapter->pshmem->isr = 0;
+ slic_reg32_write(&slic_regs->slic_isr, 0, FLUSH);
+ slic_reg32_write(&slic_regs->slic_icr, ICR_INT_ON, FLUSH);
+
+ slic_link_config(adapter, LINK_AUTOSPEED, LINK_AUTOD);
+ slic_link_event_handler(adapter);
+
+ return STATUS_SUCCESS;
+}
+
+
+static int slic_entry_open(struct net_device *dev)
+{
+ struct adapter *adapter = netdev_priv(dev);
+ struct sliccard *card = adapter->card;
+ u32 locked = 0;
+ int status;
+
+ ASSERT(adapter);
+ ASSERT(card);
+
+ netif_stop_queue(adapter->netdev);
+
+ spin_lock_irqsave(&slic_global.driver_lock.lock,
+ slic_global.driver_lock.flags);
+ locked = 1;
+ if (!adapter->activated) {
+ card->adapters_activated++;
+ slic_global.num_slic_ports_active++;
+ adapter->activated = 1;
+ }
+ status = slic_if_init(adapter);
+
+ if (status != STATUS_SUCCESS) {
+ if (adapter->activated) {
+ card->adapters_activated--;
+ slic_global.num_slic_ports_active--;
+ adapter->activated = 0;
+ }
+ if (locked) {
+ spin_unlock_irqrestore(&slic_global.driver_lock.lock,
+ slic_global.driver_lock.flags);
+ locked = 0;
+ }
+ return status;
+ }
+ if (!card->master)
+ card->master = adapter;
+
+ if (locked) {
+ spin_unlock_irqrestore(&slic_global.driver_lock.lock,
+ slic_global.driver_lock.flags);
+ locked = 0;
+ }
+
+ return STATUS_SUCCESS;
+}
+
+static void slic_card_cleanup(struct sliccard *card)
+{
+ if (card->loadtimerset) {
+ card->loadtimerset = 0;
+ del_timer(&card->loadtimer);
+ }
+
+ slic_debug_card_destroy(card);
+
+ kfree(card);
+}
+
+
+static void __devexit slic_entry_remove(struct pci_dev *pcidev)
+{
+ struct net_device *dev = pci_get_drvdata(pcidev);
+ u32 mmio_start = 0;
+ uint mmio_len = 0;
+ struct adapter *adapter = netdev_priv(dev);
+ struct sliccard *card;
+ struct mcast_address *mcaddr, *mlist;
+
+ ASSERT(adapter);
+ slic_adapter_freeresources(adapter);
+ slic_unmap_mmio_space(adapter);
+ unregister_netdev(dev);
+
+ mmio_start = pci_resource_start(pcidev, 0);
+ mmio_len = pci_resource_len(pcidev, 0);
+
+ release_mem_region(mmio_start, mmio_len);
+
+ iounmap((void __iomem *)dev->base_addr);
+ /* free multicast addresses */
+ mlist = adapter->mcastaddrs;
+ while (mlist) {
+ mcaddr = mlist;
+ mlist = mlist->next;
+ kfree(mcaddr);
+ }
+ ASSERT(adapter->card);
+ card = adapter->card;
+ ASSERT(card->adapters_allocated);
+ card->adapters_allocated--;
+ adapter->allocated = 0;
+ if (!card->adapters_allocated) {
+ struct sliccard *curr_card = slic_global.slic_card;
+ if (curr_card == card) {
+ slic_global.slic_card = card->next;
+ } else {
+ while (curr_card->next != card)
+ curr_card = curr_card->next;
+ ASSERT(curr_card);
+ curr_card->next = card->next;
+ }
+ ASSERT(slic_global.num_slic_cards);
+ slic_global.num_slic_cards--;
+ slic_card_cleanup(card);
+ }
+ kfree(dev);
+ pci_release_regions(pcidev);
+}
+
+static int slic_entry_halt(struct net_device *dev)
+{
+ struct adapter *adapter = netdev_priv(dev);
+ struct sliccard *card = adapter->card;
+ __iomem struct slic_regs *slic_regs = adapter->slic_regs;
+
+ spin_lock_irqsave(&slic_global.driver_lock.lock,
+ slic_global.driver_lock.flags);
+ ASSERT(card);
+ netif_stop_queue(adapter->netdev);
+ adapter->state = ADAPT_DOWN;
+ adapter->linkstate = LINK_DOWN;
+ adapter->upr_list = NULL;
+ adapter->upr_busy = 0;
+ adapter->devflags_prev = 0;
+ ASSERT(card->adapter[adapter->cardindex] == adapter);
+ slic_reg32_write(&slic_regs->slic_icr, ICR_INT_OFF, FLUSH);
+ adapter->all_reg_writes++;
+ adapter->icr_reg_writes++;
+ slic_config_clear(adapter);
+ if (adapter->activated) {
+ card->adapters_activated--;
+ slic_global.num_slic_ports_active--;
+ adapter->activated = 0;
+ }
+#ifdef AUTOMATIC_RESET
+ slic_reg32_write(&slic_regs->slic_reset_iface, 0, FLUSH);
+#endif
+ /*
+ * Reset the adapter's cmd queues
+ */
+ slic_cmdq_reset(adapter);
+
+#ifdef AUTOMATIC_RESET
+ if (!card->adapters_activated)
+ slic_card_init(card, adapter);
+#endif
+
+ spin_unlock_irqrestore(&slic_global.driver_lock.lock,
+ slic_global.driver_lock.flags);
+ return STATUS_SUCCESS;
+}
+
+static int slic_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
+{
+ struct adapter *adapter = netdev_priv(dev);
+ struct ethtool_cmd edata;
+ struct ethtool_cmd ecmd;
+ u32 data[7];
+ u32 intagg;
+
+ ASSERT(rq);
+ switch (cmd) {
+ case SIOCSLICSETINTAGG:
+ if (copy_from_user(data, rq->ifr_data, 28))
+ return -EFAULT;
+ intagg = data[0];
+ dev_err(&dev->dev, "%s: set interrupt aggregation to %d\n",
+ __func__, intagg);
+ slic_intagg_set(adapter, intagg);
+ return 0;
+
+#ifdef SLIC_TRACE_DUMP_ENABLED
+ case SIOCSLICTRACEDUMP:
+ {
+ u32 value;
+ DBG_IOCTL("slic_ioctl SIOCSLIC_TRACE_DUMP\n");
+
+ if (copy_from_user(data, rq->ifr_data, 28)) {
+ PRINT_ERROR
+ ("slic: copy_from_user FAILED getting initial simba param\n");
+ return -EFAULT;
+ }
+
+ value = data[0];
+ if (tracemon_request == SLIC_DUMP_DONE) {
+ PRINT_ERROR
+ ("ATK Diagnostic Trace Dump Requested\n");
+ tracemon_request = SLIC_DUMP_REQUESTED;
+ tracemon_request_type = value;
+ tracemon_timestamp = jiffies;
+ } else if ((tracemon_request == SLIC_DUMP_REQUESTED) ||
+ (tracemon_request ==
+ SLIC_DUMP_IN_PROGRESS)) {
+ PRINT_ERROR
+ ("ATK Diagnostic Trace Dump Requested but already in progress... ignore\n");
+ } else {
+ PRINT_ERROR
+ ("ATK Diagnostic Trace Dump Requested\n");
+ tracemon_request = SLIC_DUMP_REQUESTED;
+ tracemon_request_type = value;
+ tracemon_timestamp = jiffies;
+ }
+ return 0;
+ }
+#endif
+ case SIOCETHTOOL:
+ ASSERT(adapter);
+ if (copy_from_user(&ecmd, rq->ifr_data, sizeof(ecmd)))
+ return -EFAULT;
+
+ if (ecmd.cmd == ETHTOOL_GSET) {
+ edata.supported = (SUPPORTED_10baseT_Half |
+ SUPPORTED_10baseT_Full |
+ SUPPORTED_100baseT_Half |
+ SUPPORTED_100baseT_Full |
+ SUPPORTED_Autoneg | SUPPORTED_MII);
+ edata.port = PORT_MII;
+ edata.transceiver = XCVR_INTERNAL;
+ edata.phy_address = 0;
+ if (adapter->linkspeed == LINK_100MB)
+ edata.speed = SPEED_100;
+ else if (adapter->linkspeed == LINK_10MB)
+ edata.speed = SPEED_10;
+ else
+ edata.speed = 0;
+
+ if (adapter->linkduplex == LINK_FULLD)
+ edata.duplex = DUPLEX_FULL;
+ else
+ edata.duplex = DUPLEX_HALF;
+
+ edata.autoneg = AUTONEG_ENABLE;
+ edata.maxtxpkt = 1;
+ edata.maxrxpkt = 1;
+ if (copy_to_user(rq->ifr_data, &edata, sizeof(edata)))
+ return -EFAULT;
+
+ } else if (ecmd.cmd == ETHTOOL_SSET) {
+ if (!capable(CAP_NET_ADMIN))
+ return -EPERM;
+
+ if (adapter->linkspeed == LINK_100MB)
+ edata.speed = SPEED_100;
+ else if (adapter->linkspeed == LINK_10MB)
+ edata.speed = SPEED_10;
+ else
+ edata.speed = 0;
+
+ if (adapter->linkduplex == LINK_FULLD)
+ edata.duplex = DUPLEX_FULL;
+ else
+ edata.duplex = DUPLEX_HALF;
+
+ edata.autoneg = AUTONEG_ENABLE;
+ edata.maxtxpkt = 1;
+ edata.maxrxpkt = 1;
+ if ((ecmd.speed != edata.speed) ||
+ (ecmd.duplex != edata.duplex)) {
+ u32 speed;
+ u32 duplex;
+
+ if (ecmd.speed == SPEED_10)
+ speed = 0;
+ else
+ speed = PCR_SPEED_100;
+ if (ecmd.duplex == DUPLEX_FULL)
+ duplex = PCR_DUPLEX_FULL;
+ else
+ duplex = 0;
+ slic_link_config(adapter, speed, duplex);
+ slic_link_event_handler(adapter);
+ }
+ }
+ return 0;
+ default:
+ return -EOPNOTSUPP;
+ }
+}
+
+static void slic_config_pci(struct pci_dev *pcidev)
+{
+ u16 pci_command;
+ u16 new_command;
+
+ pci_read_config_word(pcidev, PCI_COMMAND, &pci_command);
+
+ new_command = pci_command | PCI_COMMAND_MASTER
+ | PCI_COMMAND_MEMORY
+ | PCI_COMMAND_INVALIDATE
+ | PCI_COMMAND_PARITY | PCI_COMMAND_SERR | PCI_COMMAND_FAST_BACK;
+ if (pci_command != new_command)
+ pci_write_config_word(pcidev, PCI_COMMAND, new_command);
+}
+
+static int slic_card_init(struct sliccard *card, struct adapter *adapter)
+{
+ __iomem struct slic_regs *slic_regs = adapter->slic_regs;
+ struct slic_eeprom *peeprom;
+ struct oslic_eeprom *pOeeprom;
+ dma_addr_t phys_config;
+ u32 phys_configh;
+ u32 phys_configl;
+ u32 i = 0;
+ struct slic_shmem *pshmem;
+ int status;
+ uint macaddrs = card->card_size;
+ ushort eecodesize;
+ ushort dramsize;
+ ushort ee_chksum;
+ ushort calc_chksum;
+ struct slic_config_mac *pmac;
+ unsigned char fruformat;
+ unsigned char oemfruformat;
+ struct atk_fru *patkfru;
+ union oemfru *poemfru;
+
+ /* Reset everything except PCI configuration space */
+ slic_soft_reset(adapter);
+
+ /* Download the microcode */
+ status = slic_card_download(adapter);
+
+ if (status != STATUS_SUCCESS) {
+ dev_err(&adapter->pcidev->dev,
+ "download failed bus %d slot %d\n",
+ adapter->busnumber, adapter->slotnumber);
+ return status;
+ }
+
+ if (!card->config_set) {
+ peeprom = pci_alloc_consistent(adapter->pcidev,
+ sizeof(struct slic_eeprom),
+ &phys_config);
+
+ phys_configl = SLIC_GET_ADDR_LOW(phys_config);
+ phys_configh = SLIC_GET_ADDR_HIGH(phys_config);
+
+ if (!peeprom) {
+ dev_err(&adapter->pcidev->dev,
+ "eeprom read failed to get memory "
+ "bus %d slot %d\n", adapter->busnumber,
+ adapter->slotnumber);
+ return -ENOMEM;
+ } else {
+ memset(peeprom, 0, sizeof(struct slic_eeprom));
+ }
+ slic_reg32_write(&slic_regs->slic_icr, ICR_INT_OFF, FLUSH);
+ mdelay(1);
+ pshmem = (struct slic_shmem *)adapter->phys_shmem;
+
+ spin_lock_irqsave(&adapter->bit64reglock.lock,
+ adapter->bit64reglock.flags);
+ slic_reg32_write(&slic_regs->slic_addr_upper, 0, DONT_FLUSH);
+ slic_reg32_write(&slic_regs->slic_isp,
+ SLIC_GET_ADDR_LOW(&pshmem->isr), FLUSH);
+ spin_unlock_irqrestore(&adapter->bit64reglock.lock,
+ adapter->bit64reglock.flags);
+
+ slic_config_get(adapter, phys_configl, phys_configh);
+
+ for (;;) {
+ if (adapter->pshmem->isr) {
+ if (adapter->pshmem->isr & ISR_UPC) {
+ adapter->pshmem->isr = 0;
+ slic_reg64_write(adapter,
+ &slic_regs->slic_isp, 0,
+ &slic_regs->slic_addr_upper,
+ 0, FLUSH);
+ slic_reg32_write(&slic_regs->slic_isr,
+ 0, FLUSH);
+
+ slic_upr_request_complete(adapter, 0);
+ break;
+ } else {
+ adapter->pshmem->isr = 0;
+ slic_reg32_write(&slic_regs->slic_isr,
+ 0, FLUSH);
+ }
+ } else {
+ mdelay(1);
+ i++;
+ if (i > 5000) {
+ dev_err(&adapter->pcidev->dev,
+ "%d config data fetch timed out!\n",
+ adapter->port);
+ slic_reg64_write(adapter,
+ &slic_regs->slic_isp, 0,
+ &slic_regs->slic_addr_upper,
+ 0, FLUSH);
+ return -EINVAL;
+ }
+ }
+ }
+
+ switch (adapter->devid) {
+ /* Oasis card */
+ case SLIC_2GB_DEVICE_ID:
+ /* extract EEPROM data and pointers to EEPROM data */
+ pOeeprom = (struct oslic_eeprom *) peeprom;
+ eecodesize = pOeeprom->EecodeSize;
+ dramsize = pOeeprom->DramSize;
+ pmac = pOeeprom->MacInfo;
+ fruformat = pOeeprom->FruFormat;
+ patkfru = &pOeeprom->AtkFru;
+ oemfruformat = pOeeprom->OemFruFormat;
+ poemfru = &pOeeprom->OemFru;
+ macaddrs = 2;
+ /* Minor kludge for Oasis card
+ get 2 MAC addresses from the
+ EEPROM to ensure that function 1
+ gets the Port 1 MAC address */
+ break;
+ default:
+ /* extract EEPROM data and pointers to EEPROM data */
+ eecodesize = peeprom->EecodeSize;
+ dramsize = peeprom->DramSize;
+ pmac = peeprom->u2.mac.MacInfo;
+ fruformat = peeprom->FruFormat;
+ patkfru = &peeprom->AtkFru;
+ oemfruformat = peeprom->OemFruFormat;
+ poemfru = &peeprom->OemFru;
+ break;
+ }
+
+ card->config.EepromValid = false;
+
+ /* see if the EEPROM is valid by checking it's checksum */
+ if ((eecodesize <= MAX_EECODE_SIZE) &&
+ (eecodesize >= MIN_EECODE_SIZE)) {
+
+ ee_chksum =
+ *(u16 *) ((char *) peeprom + (eecodesize - 2));
+ /*
+ calculate the EEPROM checksum
+ */
+ calc_chksum =
+ ~slic_eeprom_cksum((char *) peeprom,
+ (eecodesize - 2));
+ /*
+ if the ucdoe chksum flag bit worked,
+ we wouldn't need this shit
+ */
+ if (ee_chksum == calc_chksum)
+ card->config.EepromValid = true;
+ }
+ /* copy in the DRAM size */
+ card->config.DramSize = dramsize;
+
+ /* copy in the MAC address(es) */
+ for (i = 0; i < macaddrs; i++) {
+ memcpy(&card->config.MacInfo[i],
+ &pmac[i], sizeof(struct slic_config_mac));
+ }
+
+ /* copy the Alacritech FRU information */
+ card->config.FruFormat = fruformat;
+ memcpy(&card->config.AtkFru, patkfru,
+ sizeof(struct atk_fru));
+
+ pci_free_consistent(adapter->pcidev,
+ sizeof(struct slic_eeprom),
+ peeprom, phys_config);
+
+ if ((!card->config.EepromValid) &&
+ (adapter->reg_params.fail_on_bad_eeprom)) {
+ slic_reg64_write(adapter, &slic_regs->slic_isp, 0,
+ &slic_regs->slic_addr_upper,
+ 0, FLUSH);
+ dev_err(&adapter->pcidev->dev,
+ "unsupported CONFIGURATION EEPROM invalid\n");
+ return -EINVAL;
+ }
+
+ card->config_set = 1;
+ }
+
+ if (slic_card_download_gbrcv(adapter)) {
+ dev_err(&adapter->pcidev->dev,
+ "unable to download GB receive microcode\n");
+ return -EINVAL;
+ }
+
+ if (slic_global.dynamic_intagg)
+ slic_intagg_set(adapter, 0);
+ else
+ slic_intagg_set(adapter, intagg_delay);
+
+ /*
+ * Initialize ping status to "ok"
+ */
+ card->pingstatus = ISR_PINGMASK;
+
+ /*
+ * Lastly, mark our card state as up and return success
+ */
+ card->state = CARD_UP;
+ card->reset_in_progress = 0;
+
+ return STATUS_SUCCESS;
+}
+
+static void slic_init_driver(void)
+{
+ if (slic_first_init) {
+ slic_first_init = 0;
+ spin_lock_init(&slic_global.driver_lock.lock);
+ slic_debug_init();
+ }
+}
+
+static void slic_init_adapter(struct net_device *netdev,
+ struct pci_dev *pcidev,
+ const struct pci_device_id *pci_tbl_entry,
+ void __iomem *memaddr, int chip_idx)
+{
+ ushort index;
+ struct slic_handle *pslic_handle;
+ struct adapter *adapter = netdev_priv(netdev);
+
+/* adapter->pcidev = pcidev;*/
+ adapter->vendid = pci_tbl_entry->vendor;
+ adapter->devid = pci_tbl_entry->device;
+ adapter->subsysid = pci_tbl_entry->subdevice;
+ adapter->busnumber = pcidev->bus->number;
+ adapter->slotnumber = ((pcidev->devfn >> 3) & 0x1F);
+ adapter->functionnumber = (pcidev->devfn & 0x7);
+ adapter->memorylength = pci_resource_len(pcidev, 0);
+ adapter->slic_regs = (__iomem struct slic_regs *)memaddr;
+ adapter->irq = pcidev->irq;
+/* adapter->netdev = netdev;*/
+ adapter->next_netdevice = head_netdevice;
+ head_netdevice = netdev;
+ adapter->chipid = chip_idx;
+ adapter->port = 0; /*adapter->functionnumber;*/
+ adapter->cardindex = adapter->port;
+ adapter->memorybase = memaddr;
+ spin_lock_init(&adapter->upr_lock.lock);
+ spin_lock_init(&adapter->bit64reglock.lock);
+ spin_lock_init(&adapter->adapter_lock.lock);
+ spin_lock_init(&adapter->reset_lock.lock);
+ spin_lock_init(&adapter->handle_lock.lock);
+
+ adapter->card_size = 1;
+ /*
+ Initialize slic_handle array
+ */
+ ASSERT(SLIC_CMDQ_MAXCMDS <= 0xFFFF);
+ /*
+ Start with 1. 0 is an invalid host handle.
+ */
+ for (index = 1, pslic_handle = &adapter->slic_handles[1];
+ index < SLIC_CMDQ_MAXCMDS; index++, pslic_handle++) {
+
+ pslic_handle->token.handle_index = index;
+ pslic_handle->type = SLIC_HANDLE_FREE;
+ pslic_handle->next = adapter->pfree_slic_handles;
+ adapter->pfree_slic_handles = pslic_handle;
+ }
+ adapter->pshmem = (struct slic_shmem *)
+ pci_alloc_consistent(adapter->pcidev,
+ sizeof(struct slic_shmem),
+ &adapter->
+ phys_shmem);
+ ASSERT(adapter->pshmem);
+
+ memset(adapter->pshmem, 0, sizeof(struct slic_shmem));
+
+ return;
+}
+
+static const struct net_device_ops slic_netdev_ops = {
+ .ndo_open = slic_entry_open,
+ .ndo_stop = slic_entry_halt,
+ .ndo_start_xmit = slic_xmit_start,
+ .ndo_do_ioctl = slic_ioctl,
+ .ndo_set_mac_address = slic_mac_set_address,
+ .ndo_get_stats = slic_get_stats,
+ .ndo_set_multicast_list = slic_mcast_set_list,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_change_mtu = eth_change_mtu,
+};
+
+static u32 slic_card_locate(struct adapter *adapter)
+{
+ struct sliccard *card = slic_global.slic_card;
+ struct physcard *physcard = slic_global.phys_card;
+ ushort card_hostid;
+ u16 __iomem *hostid_reg;
+ uint i;
+ uint rdhostid_offset = 0;
+
+ switch (adapter->devid) {
+ case SLIC_2GB_DEVICE_ID:
+ rdhostid_offset = SLIC_RDHOSTID_2GB;
+ break;
+ case SLIC_1GB_DEVICE_ID:
+ rdhostid_offset = SLIC_RDHOSTID_1GB;
+ break;
+ default:
+ ASSERT(0);
+ break;
+ }
+
+ hostid_reg =
+ (u16 __iomem *) (((u8 __iomem *) (adapter->slic_regs)) +
+ rdhostid_offset);
+
+ /* read the 16 bit hostid from SRAM */
+ card_hostid = (ushort) readw(hostid_reg);
+
+ /* Initialize a new card structure if need be */
+ if (card_hostid == SLIC_HOSTID_DEFAULT) {
+ card = kzalloc(sizeof(struct sliccard), GFP_KERNEL);
+ if (card == NULL)
+ return -ENOMEM;
+
+ card->next = slic_global.slic_card;
+ slic_global.slic_card = card;
+ card->busnumber = adapter->busnumber;
+ card->slotnumber = adapter->slotnumber;
+
+ /* Find an available cardnum */
+ for (i = 0; i < SLIC_MAX_CARDS; i++) {
+ if (slic_global.cardnuminuse[i] == 0) {
+ slic_global.cardnuminuse[i] = 1;
+ card->cardnum = i;
+ break;
+ }
+ }
+ slic_global.num_slic_cards++;
+
+ slic_debug_card_create(card);
+ } else {
+ /* Card exists, find the card this adapter belongs to */
+ while (card) {
+ if (card->cardnum == card_hostid)
+ break;
+ card = card->next;
+ }
+ }
+
+ ASSERT(card);
+ if (!card)
+ return STATUS_FAILURE;
+ /* Put the adapter in the card's adapter list */
+ ASSERT(card->adapter[adapter->port] == NULL);
+ if (!card->adapter[adapter->port]) {
+ card->adapter[adapter->port] = adapter;
+ adapter->card = card;
+ }
+
+ card->card_size = 1; /* one port per *logical* card */
+
+ while (physcard) {
+ for (i = 0; i < SLIC_MAX_PORTS; i++) {
+ if (!physcard->adapter[i])
+ continue;
+ else
+ break;
+ }
+ ASSERT(i != SLIC_MAX_PORTS);
+ if (physcard->adapter[i]->slotnumber == adapter->slotnumber)
+ break;
+ physcard = physcard->next;
+ }
+ if (!physcard) {
+ /* no structure allocated for this physical card yet */
+ physcard = kzalloc(sizeof(struct physcard), GFP_ATOMIC);
+ ASSERT(physcard);
+
+ physcard->next = slic_global.phys_card;
+ slic_global.phys_card = physcard;
+ physcard->adapters_allocd = 1;
+ } else {
+ physcard->adapters_allocd++;
+ }
+ /* Note - this is ZERO relative */
+ adapter->physport = physcard->adapters_allocd - 1;
+
+ ASSERT(physcard->adapter[adapter->physport] == NULL);
+ physcard->adapter[adapter->physport] = adapter;
+ adapter->physcard = physcard;
+
+ return 0;
+}
+
+
+static int __devinit slic_entry_probe(struct pci_dev *pcidev,
+ const struct pci_device_id *pci_tbl_entry)
+{
+ static int cards_found;
+ static int did_version;
+ int err = -ENODEV;
+ struct net_device *netdev;
+ struct adapter *adapter;
+ void __iomem *memmapped_ioaddr = NULL;
+ u32 status = 0;
+ ulong mmio_start = 0;
+ ulong mmio_len = 0;
+ struct sliccard *card = NULL;
+ int pci_using_dac = 0;
+
+ slic_global.dynamic_intagg = dynamic_intagg;
+
+ err = pci_enable_device(pcidev);
+
+ if (err)
+ return err;
+
+ if (slic_debug > 0 && did_version++ == 0) {
+ printk(KERN_DEBUG "%s\n", slic_banner);
+ printk(KERN_DEBUG "%s\n", slic_proc_version);
+ }
+
+ if (!pci_set_dma_mask(pcidev, DMA_BIT_MASK(64))) {
+ pci_using_dac = 1;
+ if (pci_set_consistent_dma_mask(pcidev, DMA_BIT_MASK(64))) {
+ dev_err(&pcidev->dev, "unable to obtain 64-bit DMA for "
+ "consistent allocations\n");
+ goto err_out_disable_pci;
+ }
+ } else if (pci_set_dma_mask(pcidev, DMA_BIT_MASK(32))) {
+ pci_using_dac = 0;
+ pci_set_consistent_dma_mask(pcidev, DMA_BIT_MASK(32));
+ } else {
+ dev_err(&pcidev->dev, "no usable DMA configuration\n");
+ goto err_out_disable_pci;
+ }
+
+ err = pci_request_regions(pcidev, DRV_NAME);
+ if (err) {
+ dev_err(&pcidev->dev, "can't obtain PCI resources\n");
+ goto err_out_disable_pci;
+ }
+
+ pci_set_master(pcidev);
+
+ netdev = alloc_etherdev(sizeof(struct adapter));
+ if (!netdev) {
+ err = -ENOMEM;
+ goto err_out_exit_slic_probe;
+ }
+
+ SET_NETDEV_DEV(netdev, &pcidev->dev);
+
+ pci_set_drvdata(pcidev, netdev);
+ adapter = netdev_priv(netdev);
+ adapter->netdev = netdev;
+ adapter->pcidev = pcidev;
+ if (pci_using_dac)
+ netdev->features |= NETIF_F_HIGHDMA;
+
+ mmio_start = pci_resource_start(pcidev, 0);
+ mmio_len = pci_resource_len(pcidev, 0);
+
+
+/* memmapped_ioaddr = (u32)ioremap_nocache(mmio_start, mmio_len);*/
+ memmapped_ioaddr = ioremap(mmio_start, mmio_len);
+ if (!memmapped_ioaddr) {
+ dev_err(&pcidev->dev, "cannot remap MMIO region %lx @ %lx\n",
+ mmio_len, mmio_start);
+ goto err_out_free_netdev;
+ }
+
+ slic_config_pci(pcidev);
+
+ slic_init_driver();
+
+ slic_init_adapter(netdev,
+ pcidev, pci_tbl_entry, memmapped_ioaddr, cards_found);
+
+ status = slic_card_locate(adapter);
+ if (status) {
+ dev_err(&pcidev->dev, "cannot locate card\n");
+ goto err_out_free_mmio_region;
+ }
+
+ card = adapter->card;
+
+ if (!adapter->allocated) {
+ card->adapters_allocated++;
+ adapter->allocated = 1;
+ }
+
+ status = slic_card_init(card, adapter);
+
+ if (status != STATUS_SUCCESS) {
+ card->state = CARD_FAIL;
+ adapter->state = ADAPT_FAIL;
+ adapter->linkstate = LINK_DOWN;
+ dev_err(&pcidev->dev, "FAILED status[%x]\n", status);
+ } else {
+ slic_adapter_set_hwaddr(adapter);
+ }
+
+ netdev->base_addr = (unsigned long)adapter->memorybase;
+ netdev->irq = adapter->irq;
+ netdev->netdev_ops = &slic_netdev_ops;
+
+ slic_debug_adapter_create(adapter);
+
+ strcpy(netdev->name, "eth%d");
+ err = register_netdev(netdev);
+ if (err) {
+ dev_err(&pcidev->dev, "Cannot register net device, aborting.\n");
+ goto err_out_unmap;
+ }
+
+ cards_found++;
+
+ return status;
+
+err_out_unmap:
+ iounmap(memmapped_ioaddr);
+err_out_free_mmio_region:
+ release_mem_region(mmio_start, mmio_len);
+err_out_free_netdev:
+ free_netdev(netdev);
+err_out_exit_slic_probe:
+ pci_release_regions(pcidev);
+err_out_disable_pci:
+ pci_disable_device(pcidev);
+ return err;
+}
+
static struct pci_driver slic_driver = {
.name = DRV_NAME,
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists