#include <asm/uaccess.h>
+#define DRV_NAME "acenic"
+
#undef INDEX_DEBUG
#ifdef CONFIG_ACENIC_OMIT_TIGON_I
#define PCI_DEVICE_ID_SGI_ACENIC 0x0009
#endif
-#if LINUX_VERSION_CODE >= 0x20400
static struct pci_device_id acenic_pci_tbl[] = {
{ PCI_VENDOR_ID_ALTEON, PCI_DEVICE_ID_ALTEON_ACENIC_FIBRE,
PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_NETWORK_ETHERNET << 8, 0xffff00, },
{ }
};
MODULE_DEVICE_TABLE(pci, acenic_pci_tbl);
-#endif
-
-
-#ifndef MODULE_LICENSE
-#define MODULE_LICENSE(a)
-#endif
-
-#ifndef wmb
-#define wmb() mb()
-#endif
-
-#ifndef __exit
-#define __exit
-#endif
-
-#ifndef __devinit
-#define __devinit __init
-#endif
-
-#ifndef SMP_CACHE_BYTES
-#define SMP_CACHE_BYTES L1_CACHE_BYTES
-#endif
-
-#ifndef SET_MODULE_OWNER
-#define SET_MODULE_OWNER(dev) do{} while(0)
-#define ACE_MOD_INC_USE_COUNT MOD_INC_USE_COUNT
-#define ACE_MOD_DEC_USE_COUNT MOD_DEC_USE_COUNT
-#else
-#define ACE_MOD_INC_USE_COUNT do{} while(0)
-#define ACE_MOD_DEC_USE_COUNT do{} while(0)
-#endif
#ifndef SET_NETDEV_DEV
#define SET_NETDEV_DEV(net, pdev) do{} while(0)
#define ace_sync_irq(irq) synchronize_irq()
#endif
-#if LINUX_VERSION_CODE < 0x2051e
-#define local_irq_save(flags) do{__save_flags(flags) ; \
- __cli();} while(0)
-#define local_irq_restore(flags) __restore_flags(flags)
-#endif
-
-#if (LINUX_VERSION_CODE < 0x02030d)
-#define pci_resource_start(dev, bar) dev->base_address[bar]
-#elif (LINUX_VERSION_CODE < 0x02032c)
-#define pci_resource_start(dev, bar) dev->resource[bar].start
-#endif
-
-#if (LINUX_VERSION_CODE < 0x02030e)
-#define net_device device
-#endif
-
-
-#if (LINUX_VERSION_CODE < 0x02032a)
-typedef u32 dma_addr_t;
-
-static inline void *pci_alloc_consistent(struct pci_dev *hwdev, size_t size,
- dma_addr_t *dma_handle)
-{
- void *virt_ptr;
-
- virt_ptr = kmalloc(size, GFP_KERNEL);
- if (!virt_ptr)
- return NULL;
- *dma_handle = virt_to_bus(virt_ptr);
- return virt_ptr;
-}
-
-#define pci_free_consistent(cookie, size, ptr, dma_ptr) kfree(ptr)
-#define pci_map_page(cookie, page, off, size, dir) \
- virt_to_bus(page_address(page)+(off))
-#define pci_unmap_page(cookie, address, size, dir)
-#define pci_set_dma_mask(dev, mask) \
- (((u64)(mask) & 0xffffffff00000000) == 0 ? 0 : -EIO)
-#define pci_dma_supported(dev, mask) \
- (((u64)(mask) & 0xffffffff00000000) == 0 ? 1 : 0)
-
-#elif (LINUX_VERSION_CODE < 0x02040d)
-
-/*
- * 2.4.13 introduced pci_map_page()/pci_unmap_page() - for 2.4.12 and prior,
- * fall back on pci_map_single()/pci_unnmap_single().
- *
- * We are guaranteed that the page is mapped at this point since
- * pci_map_page() is only used upon valid struct skb's.
- */
-static inline dma_addr_t
-pci_map_page(struct pci_dev *cookie, struct page *page, unsigned long off,
- size_t size, int dir)
-{
- void *page_virt;
-
- page_virt = page_address(page);
- if (!page_virt)
- BUG();
- return pci_map_single(cookie, (page_virt + off), size, dir);
-}
-#define pci_unmap_page(cookie, dma_addr, size, dir) \
- pci_unmap_single(cookie, dma_addr, size, dir)
-#endif
-
-#if (LINUX_VERSION_CODE < 0x020412)
-#define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME)
-#define DECLARE_PCI_UNMAP_LEN(LEN_NAME)
-#define pci_unmap_addr(PTR, ADDR_NAME) 0
-#define pci_unmap_addr_set(PTR, ADDR_NAME, VAL) do{} while(0)
-#define pci_unmap_len(PTR, LEN_NAME) 0
-#define pci_unmap_len_set(PTR, LEN_NAME, VAL) do{} while(0)
-#endif
-
-
-#if (LINUX_VERSION_CODE < 0x02032b)
-/*
- * SoftNet
- *
- * For pre-softnet kernels we need to tell the upper layer not to
- * re-enter start_xmit() while we are in there. However softnet
- * guarantees not to enter while we are in there so there is no need
- * to do the netif_stop_queue() dance unless the transmit queue really
- * gets stuck. This should also improve performance according to tests
- * done by Aman Singla.
- */
-#define dev_kfree_skb_irq(a) dev_kfree_skb(a)
-#define netif_wake_queue(dev) clear_bit(0, &dev->tbusy)
-#define netif_stop_queue(dev) set_bit(0, &dev->tbusy)
-#define late_stop_netif_stop_queue(dev) do{} while(0)
-#define early_stop_netif_stop_queue(dev) test_and_set_bit(0,&dev->tbusy)
-#define early_stop_netif_wake_queue(dev) netif_wake_queue(dev)
-
-static inline void netif_start_queue(struct net_device *dev)
-{
- dev->tbusy = 0;
- dev->interrupt = 0;
- dev->start = 1;
-}
-
-#define ace_mark_net_bh() mark_bh(NET_BH)
-#define netif_queue_stopped(dev) dev->tbusy
-#define netif_running(dev) dev->start
-#define ace_if_down(dev) do{dev->start = 0;} while(0)
-
-#define tasklet_struct tq_struct
-static inline void tasklet_schedule(struct tasklet_struct *tasklet)
-{
- queue_task(tasklet, &tq_immediate);
- mark_bh(IMMEDIATE_BH);
-}
-
-static inline void tasklet_init(struct tasklet_struct *tasklet,
- void (*func)(unsigned long),
- unsigned long data)
-{
- tasklet->next = NULL;
- tasklet->sync = 0;
- tasklet->routine = (void (*)(void *))func;
- tasklet->data = (void *)data;
-}
-#define tasklet_kill(tasklet) do{} while(0)
-#else
-#define late_stop_netif_stop_queue(dev) netif_stop_queue(dev)
-#define early_stop_netif_stop_queue(dev) 0
-#define early_stop_netif_wake_queue(dev) do{} while(0)
-#define ace_mark_net_bh() do{} while(0)
-#define ace_if_down(dev) do{} while(0)
-#endif
-
-#if (LINUX_VERSION_CODE >= 0x02031b)
-#define NEW_NETINIT
-#define ACE_PROBE_ARG void
-#else
-#define ACE_PROBE_ARG struct net_device *dev
-#endif
-
-#ifndef min_t
-#define min_t(type,a,b) (((a)<(b))?(a):(b))
-#endif
-
-#ifndef ARCH_HAS_PREFETCHW
-#ifndef prefetchw
-#define prefetchw(x) do{} while(0)
-#endif
+#ifndef offset_in_page
+#define offset_in_page(ptr) ((unsigned long)(ptr) & ~PAGE_MASK)
#endif
#define ACE_MAX_MOD_PARMS 8
static int tx_ratio[ACE_MAX_MOD_PARMS];
static int dis_pci_mem_inval[ACE_MAX_MOD_PARMS] = {1, 1, 1, 1, 1, 1, 1, 1};
-static char version[] __initdata =
+MODULE_AUTHOR("Jes Sorensen <jes@trained-monkey.org>");
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("AceNIC/3C985/GA620 Gigabit Ethernet driver");
+MODULE_PARM(link, "1-" __MODULE_STRING(8) "i");
+MODULE_PARM(trace, "1-" __MODULE_STRING(8) "i");
+MODULE_PARM(tx_coal_tick, "1-" __MODULE_STRING(8) "i");
+MODULE_PARM(max_tx_desc, "1-" __MODULE_STRING(8) "i");
+MODULE_PARM(rx_coal_tick, "1-" __MODULE_STRING(8) "i");
+MODULE_PARM(max_rx_desc, "1-" __MODULE_STRING(8) "i");
+MODULE_PARM(tx_ratio, "1-" __MODULE_STRING(8) "i");
+MODULE_PARM_DESC(link, "AceNIC/3C985/NetGear link state");
+MODULE_PARM_DESC(trace, "AceNIC/3C985/NetGear firmware trace level");
+MODULE_PARM_DESC(tx_coal_tick, "AceNIC/3C985/GA620 max clock ticks to wait from first tx descriptor arrives");
+MODULE_PARM_DESC(max_tx_desc, "AceNIC/3C985/GA620 max number of transmit descriptors to wait");
+MODULE_PARM_DESC(rx_coal_tick, "AceNIC/3C985/GA620 max clock ticks to wait from first rx descriptor arrives");
+MODULE_PARM_DESC(max_rx_desc, "AceNIC/3C985/GA620 max number of receive descriptors to wait");
+MODULE_PARM_DESC(tx_ratio, "AceNIC/3C985/GA620 ratio of NIC memory used for TX/RX descriptors (range 0-63)");
+
+
+static char version[] =
"acenic.c: v0.92 08/05/2002 Jes Sorensen, linux-acenic@SunSITE.dk\n"
" http://home.cern.ch/~jes/gige/acenic.html\n";
-static struct net_device *root_dev;
-
-static int probed __initdata = 0;
+static int ace_get_settings(struct net_device *, struct ethtool_cmd *);
+static int ace_set_settings(struct net_device *, struct ethtool_cmd *);
+static void ace_get_drvinfo(struct net_device *, struct ethtool_drvinfo *);
+static struct ethtool_ops ace_ethtool_ops = {
+ .get_settings = ace_get_settings,
+ .set_settings = ace_set_settings,
+ .get_drvinfo = ace_get_drvinfo,
+};
-int __devinit acenic_probe (ACE_PROBE_ARG)
+static int __devinit acenic_probe_one(struct pci_dev *pdev,
+ const struct pci_device_id *id)
{
-#ifdef NEW_NETINIT
struct net_device *dev;
-#endif
struct ace_private *ap;
- struct pci_dev *pdev = NULL;
- int boards_found = 0;
- int version_disp;
-
- if (probed)
- return -ENODEV;
- probed++;
-
- version_disp = 0;
-
- while ((pdev = pci_find_class(PCI_CLASS_NETWORK_ETHERNET<<8, pdev))) {
-
- if (!((pdev->vendor == PCI_VENDOR_ID_ALTEON) &&
- ((pdev->device == PCI_DEVICE_ID_ALTEON_ACENIC_FIBRE) ||
- (pdev->device == PCI_DEVICE_ID_ALTEON_ACENIC_COPPER)))&&
- !((pdev->vendor == PCI_VENDOR_ID_3COM) &&
- (pdev->device == PCI_DEVICE_ID_3COM_3C985)) &&
- !((pdev->vendor == PCI_VENDOR_ID_NETGEAR) &&
- ((pdev->device == PCI_DEVICE_ID_NETGEAR_GA620) ||
- (pdev->device == PCI_DEVICE_ID_NETGEAR_GA620T))) &&
- /*
- * Farallon used the DEC vendor ID on their cards by
- * mistake for a while
- */
- !((pdev->vendor == PCI_VENDOR_ID_DEC) &&
- (pdev->device == PCI_DEVICE_ID_FARALLON_PN9000SX)) &&
- !((pdev->vendor == PCI_VENDOR_ID_ALTEON) &&
- (pdev->device == PCI_DEVICE_ID_FARALLON_PN9100T)) &&
- !((pdev->vendor == PCI_VENDOR_ID_SGI) &&
- (pdev->device == PCI_DEVICE_ID_SGI_ACENIC)))
- continue;
-
- dev = alloc_etherdev(sizeof(struct ace_private));
- if (dev == NULL) {
- printk(KERN_ERR "acenic: Unable to allocate "
- "net_device structure!\n");
- break;
- }
+ static int boards_found;
+
+ dev = alloc_etherdev(sizeof(struct ace_private));
+ if (dev == NULL) {
+ printk(KERN_ERR "acenic: Unable to allocate "
+ "net_device structure!\n");
+ return -ENOMEM;
+ }
- SET_MODULE_OWNER(dev);
- SET_NETDEV_DEV(dev, &pdev->dev);
+ SET_MODULE_OWNER(dev);
+ SET_NETDEV_DEV(dev, &pdev->dev);
- ap = dev->priv;
- ap->pdev = pdev;
+ ap = dev->priv;
+ ap->pdev = pdev;
- dev->open = &ace_open;
- dev->hard_start_xmit = &ace_start_xmit;
- dev->features |= NETIF_F_SG | NETIF_F_IP_CSUM;
+ dev->features |= NETIF_F_SG | NETIF_F_IP_CSUM;
#if ACENIC_DO_VLAN
- dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
- dev->vlan_rx_register = ace_vlan_rx_register;
- dev->vlan_rx_kill_vid = ace_vlan_rx_kill_vid;
+ dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
+ dev->vlan_rx_register = ace_vlan_rx_register;
+ dev->vlan_rx_kill_vid = ace_vlan_rx_kill_vid;
#endif
- if (1) {
- static void ace_watchdog(struct net_device *dev);
- dev->tx_timeout = &ace_watchdog;
- dev->watchdog_timeo = 5*HZ;
- }
- dev->stop = &ace_close;
- dev->get_stats = &ace_get_stats;
- dev->set_multicast_list = &ace_set_multicast_list;
- dev->do_ioctl = &ace_ioctl;
- dev->set_mac_address = &ace_set_mac_addr;
- dev->change_mtu = &ace_change_mtu;
-
- /* display version info if adapter is found */
- if (!version_disp)
- {
- /* set display flag to TRUE so that */
- /* we only display this string ONCE */
- version_disp = 1;
- printk(version);
- }
+ if (1) {
+ static void ace_watchdog(struct net_device *dev);
+ dev->tx_timeout = &ace_watchdog;
+ dev->watchdog_timeo = 5*HZ;
+ }
- if (pci_enable_device(pdev)) {
- free_netdev(dev);
- continue;
- }
+ dev->open = &ace_open;
+ dev->stop = &ace_close;
+ dev->hard_start_xmit = &ace_start_xmit;
+ dev->get_stats = &ace_get_stats;
+ dev->set_multicast_list = &ace_set_multicast_list;
+ SET_ETHTOOL_OPS(dev, &ace_ethtool_ops);
+ dev->set_mac_address = &ace_set_mac_addr;
+ dev->change_mtu = &ace_change_mtu;
- /*
- * Enable master mode before we start playing with the
- * pci_command word since pci_set_master() will modify
- * it.
- */
- pci_set_master(pdev);
+ /* we only display this string ONCE */
+ if (!boards_found)
+ printk(version);
- pci_read_config_word(pdev, PCI_COMMAND, &ap->pci_command);
+ if (pci_enable_device(pdev))
+ goto fail_free_netdev;
- /* OpenFirmware on Mac's does not set this - DOH.. */
- if (!(ap->pci_command & PCI_COMMAND_MEMORY)) {
- printk(KERN_INFO "%s: Enabling PCI Memory Mapped "
- "access - was not enabled by BIOS/Firmware\n",
- dev->name);
- ap->pci_command = ap->pci_command | PCI_COMMAND_MEMORY;
- pci_write_config_word(ap->pdev, PCI_COMMAND,
- ap->pci_command);
- wmb();
- }
+ /*
+ * Enable master mode before we start playing with the
+ * pci_command word since pci_set_master() will modify
+ * it.
+ */
+ pci_set_master(pdev);
- pci_read_config_byte(pdev, PCI_LATENCY_TIMER,
- &ap->pci_latency);
- if (ap->pci_latency <= 0x40) {
- ap->pci_latency = 0x40;
- pci_write_config_byte(pdev, PCI_LATENCY_TIMER,
- ap->pci_latency);
- }
+ pci_read_config_word(pdev, PCI_COMMAND, &ap->pci_command);
- /*
- * Remap the regs into kernel space - this is abuse of
- * dev->base_addr since it was means for I/O port
- * addresses but who gives a damn.
- */
- dev->base_addr = pci_resource_start(pdev, 0);
- ap->regs = (struct ace_regs *)ioremap(dev->base_addr, 0x4000);
- if (!ap->regs) {
- printk(KERN_ERR "%s: Unable to map I/O register, "
- "AceNIC %i will be disabled.\n",
- dev->name, boards_found);
- break;
- }
+ /* OpenFirmware on Mac's does not set this - DOH.. */
+ if (!(ap->pci_command & PCI_COMMAND_MEMORY)) {
+ printk(KERN_INFO "%s: Enabling PCI Memory Mapped "
+ "access - was not enabled by BIOS/Firmware\n",
+ dev->name);
+ ap->pci_command = ap->pci_command | PCI_COMMAND_MEMORY;
+ pci_write_config_word(ap->pdev, PCI_COMMAND,
+ ap->pci_command);
+ wmb();
+ }
- switch(pdev->vendor) {
- case PCI_VENDOR_ID_ALTEON:
- if (pdev->device == PCI_DEVICE_ID_FARALLON_PN9100T) {
- strncpy(ap->name, "Farallon PN9100-T "
- "Gigabit Ethernet", sizeof (ap->name));
- printk(KERN_INFO "%s: Farallon PN9100-T ",
- dev->name);
- } else {
- strncpy(ap->name, "AceNIC Gigabit Ethernet",
- sizeof (ap->name));
- printk(KERN_INFO "%s: Alteon AceNIC ",
- dev->name);
- }
- break;
- case PCI_VENDOR_ID_3COM:
- strncpy(ap->name, "3Com 3C985 Gigabit Ethernet",
- sizeof (ap->name));
- printk(KERN_INFO "%s: 3Com 3C985 ", dev->name);
- break;
- case PCI_VENDOR_ID_NETGEAR:
- strncpy(ap->name, "NetGear GA620 Gigabit Ethernet",
- sizeof (ap->name));
- printk(KERN_INFO "%s: NetGear GA620 ", dev->name);
- break;
- case PCI_VENDOR_ID_DEC:
- if (pdev->device == PCI_DEVICE_ID_FARALLON_PN9000SX) {
- strncpy(ap->name, "Farallon PN9000-SX "
- "Gigabit Ethernet", sizeof (ap->name));
- printk(KERN_INFO "%s: Farallon PN9000-SX ",
- dev->name);
- break;
- }
- case PCI_VENDOR_ID_SGI:
- strncpy(ap->name, "SGI AceNIC Gigabit Ethernet",
+ pci_read_config_byte(pdev, PCI_LATENCY_TIMER, &ap->pci_latency);
+ if (ap->pci_latency <= 0x40) {
+ ap->pci_latency = 0x40;
+ pci_write_config_byte(pdev, PCI_LATENCY_TIMER, ap->pci_latency);
+ }
+
+ /*
+ * Remap the regs into kernel space - this is abuse of
+ * dev->base_addr since it was means for I/O port
+ * addresses but who gives a damn.
+ */
+ dev->base_addr = pci_resource_start(pdev, 0);
+ ap->regs = (struct ace_regs *)ioremap(dev->base_addr, 0x4000);
+ if (!ap->regs) {
+ printk(KERN_ERR "%s: Unable to map I/O register, "
+ "AceNIC %i will be disabled.\n",
+ dev->name, boards_found);
+ goto fail_free_netdev;
+ }
+
+ switch(pdev->vendor) {
+ case PCI_VENDOR_ID_ALTEON:
+ if (pdev->device == PCI_DEVICE_ID_FARALLON_PN9100T) {
+ strncpy(ap->name, "Farallon PN9100-T "
+ "Gigabit Ethernet", sizeof (ap->name));
+ printk(KERN_INFO "%s: Farallon PN9100-T ",
+ dev->name);
+ } else {
+ strncpy(ap->name, "AceNIC Gigabit Ethernet",
sizeof (ap->name));
- printk(KERN_INFO "%s: SGI AceNIC ", dev->name);
- break;
- default:
- strncpy(ap->name, "Unknown AceNIC based Gigabit "
- "Ethernet", sizeof (ap->name));
- printk(KERN_INFO "%s: Unknown AceNIC ", dev->name);
+ printk(KERN_INFO "%s: Alteon AceNIC ",
+ dev->name);
+ }
+ break;
+ case PCI_VENDOR_ID_3COM:
+ strncpy(ap->name, "3Com 3C985 Gigabit Ethernet",
+ sizeof (ap->name));
+ printk(KERN_INFO "%s: 3Com 3C985 ", dev->name);
+ break;
+ case PCI_VENDOR_ID_NETGEAR:
+ strncpy(ap->name, "NetGear GA620 Gigabit Ethernet",
+ sizeof (ap->name));
+ printk(KERN_INFO "%s: NetGear GA620 ", dev->name);
+ break;
+ case PCI_VENDOR_ID_DEC:
+ if (pdev->device == PCI_DEVICE_ID_FARALLON_PN9000SX) {
+ strncpy(ap->name, "Farallon PN9000-SX "
+ "Gigabit Ethernet", sizeof (ap->name));
+ printk(KERN_INFO "%s: Farallon PN9000-SX ",
+ dev->name);
break;
}
- ap->name [sizeof (ap->name) - 1] = '\0';
- printk("Gigabit Ethernet at 0x%08lx, ", dev->base_addr);
+ case PCI_VENDOR_ID_SGI:
+ strncpy(ap->name, "SGI AceNIC Gigabit Ethernet",
+ sizeof (ap->name));
+ printk(KERN_INFO "%s: SGI AceNIC ", dev->name);
+ break;
+ default:
+ strncpy(ap->name, "Unknown AceNIC based Gigabit "
+ "Ethernet", sizeof (ap->name));
+ printk(KERN_INFO "%s: Unknown AceNIC ", dev->name);
+ break;
+ }
+
+ ap->name [sizeof (ap->name) - 1] = '\0';
+ printk("Gigabit Ethernet at 0x%08lx, ", dev->base_addr);
#ifdef __sparc__
- printk("irq %s\n", __irq_itoa(pdev->irq));
+ printk("irq %s\n", __irq_itoa(pdev->irq));
#else
- printk("irq %i\n", pdev->irq);
+ printk("irq %i\n", pdev->irq);
#endif
#ifdef CONFIG_ACENIC_OMIT_TIGON_I
- if ((readl(&ap->regs->HostCtrl) >> 28) == 4) {
- printk(KERN_ERR "%s: Driver compiled without Tigon I"
- " support - NIC disabled\n", dev->name);
- ace_init_cleanup(dev);
- free_netdev(dev);
- continue;
- }
+ if ((readl(&ap->regs->HostCtrl) >> 28) == 4) {
+ printk(KERN_ERR "%s: Driver compiled without Tigon I"
+ " support - NIC disabled\n", dev->name);
+ goto fail_uninit;
+ }
#endif
- if (ace_allocate_descriptors(dev)) {
- /*
- * ace_allocate_descriptors() calls
- * ace_init_cleanup() on error.
- */
- free_netdev(dev);
- continue;
- }
+ if (ace_allocate_descriptors(dev))
+ goto fail_free_netdev;
#ifdef MODULE
- if (boards_found >= ACE_MAX_MOD_PARMS)
- ap->board_idx = BOARD_IDX_OVERFLOW;
- else
- ap->board_idx = boards_found;
+ if (boards_found >= ACE_MAX_MOD_PARMS)
+ ap->board_idx = BOARD_IDX_OVERFLOW;
+ else
+ ap->board_idx = boards_found;
#else
- ap->board_idx = BOARD_IDX_STATIC;
+ ap->board_idx = BOARD_IDX_STATIC;
#endif
- if (ace_init(dev)) {
- /*
- * ace_init() calls ace_init_cleanup() on error.
- */
- free_netdev(dev);
- continue;
- }
-
- if (register_netdev(dev)) {
- printk(KERN_ERR "acenic: device registration failed\n");
- ace_init_cleanup(dev);
- free_netdev(dev);
- continue;
- }
+ if (ace_init(dev))
+ goto fail_free_netdev;
- if (ap->pci_using_dac)
- dev->features |= NETIF_F_HIGHDMA;
-
- boards_found++;
+ if (register_netdev(dev)) {
+ printk(KERN_ERR "acenic: device registration failed\n");
+ goto fail_uninit;
}
- /*
- * If we're at this point we're going through ace_probe() for
- * the first time. Return success (0) if we've initialized 1
- * or more boards. Otherwise, return failure (-ENODEV).
- */
-
- if (boards_found > 0)
- return 0;
- else
- return -ENODEV;
-}
+ if (ap->pci_using_dac)
+ dev->features |= NETIF_F_HIGHDMA;
+ pci_set_drvdata(pdev, dev);
-#ifdef MODULE
-MODULE_AUTHOR("Jes Sorensen <jes@trained-monkey.org>");
-MODULE_LICENSE("GPL");
-MODULE_DESCRIPTION("AceNIC/3C985/GA620 Gigabit Ethernet driver");
-MODULE_PARM(link, "1-" __MODULE_STRING(8) "i");
-MODULE_PARM(trace, "1-" __MODULE_STRING(8) "i");
-MODULE_PARM(tx_coal_tick, "1-" __MODULE_STRING(8) "i");
-MODULE_PARM(max_tx_desc, "1-" __MODULE_STRING(8) "i");
-MODULE_PARM(rx_coal_tick, "1-" __MODULE_STRING(8) "i");
-MODULE_PARM(max_rx_desc, "1-" __MODULE_STRING(8) "i");
-MODULE_PARM(tx_ratio, "1-" __MODULE_STRING(8) "i");
-MODULE_PARM_DESC(link, "AceNIC/3C985/NetGear link state");
-MODULE_PARM_DESC(trace, "AceNIC/3C985/NetGear firmware trace level");
-MODULE_PARM_DESC(tx_coal_tick, "AceNIC/3C985/GA620 max clock ticks to wait from first tx descriptor arrives");
-MODULE_PARM_DESC(max_tx_desc, "AceNIC/3C985/GA620 max number of transmit descriptors to wait");
-MODULE_PARM_DESC(rx_coal_tick, "AceNIC/3C985/GA620 max clock ticks to wait from first rx descriptor arrives");
-MODULE_PARM_DESC(max_rx_desc, "AceNIC/3C985/GA620 max number of receive descriptors to wait");
-MODULE_PARM_DESC(tx_ratio, "AceNIC/3C985/GA620 ratio of NIC memory used for TX/RX descriptors (range 0-63)");
-#endif
+ boards_found++;
+ return 0;
+ fail_uninit:
+ ace_init_cleanup(dev);
+ fail_free_netdev:
+ free_netdev(dev);
+ return -ENODEV;
+}
-static void __exit ace_module_cleanup(void)
+static void __devexit acenic_remove_one(struct pci_dev *pdev)
{
- struct ace_private *ap;
- struct ace_regs *regs;
- struct net_device *next;
+ struct net_device *dev = pci_get_drvdata(pdev);
+ struct ace_private *ap = dev->priv;
+ struct ace_regs *regs = ap->regs;
short i;
- while (root_dev) {
- ap = root_dev->priv;
- next = ap->next;
- unregister_netdev(root_dev);
+ unregister_netdev(dev);
- regs = ap->regs;
-
- writel(readl(®s->CpuCtrl) | CPU_HALT, ®s->CpuCtrl);
- if (ap->version >= 2)
- writel(readl(®s->CpuBCtrl) | CPU_HALT,
- ®s->CpuBCtrl);
- /*
- * This clears any pending interrupts
- */
- writel(1, ®s->Mb0Lo);
- readl(®s->CpuCtrl); /* flush */
+ writel(readl(®s->CpuCtrl) | CPU_HALT, ®s->CpuCtrl);
+ if (ap->version >= 2)
+ writel(readl(®s->CpuBCtrl) | CPU_HALT, ®s->CpuBCtrl);
+
+ /*
+ * This clears any pending interrupts
+ */
+ writel(1, ®s->Mb0Lo);
+ readl(®s->CpuCtrl); /* flush */
- /*
- * Make sure no other CPUs are processing interrupts
- * on the card before the buffers are being released.
- * Otherwise one might experience some `interesting'
- * effects.
- *
- * Then release the RX buffers - jumbo buffers were
- * already released in ace_close().
- */
- ace_sync_irq(root_dev->irq);
+ /*
+ * Make sure no other CPUs are processing interrupts
+ * on the card before the buffers are being released.
+ * Otherwise one might experience some `interesting'
+ * effects.
+ *
+ * Then release the RX buffers - jumbo buffers were
+ * already released in ace_close().
+ */
+ ace_sync_irq(dev->irq);
- for (i = 0; i < RX_STD_RING_ENTRIES; i++) {
- struct sk_buff *skb = ap->skb->rx_std_skbuff[i].skb;
+ for (i = 0; i < RX_STD_RING_ENTRIES; i++) {
+ struct sk_buff *skb = ap->skb->rx_std_skbuff[i].skb;
- if (skb) {
- struct ring_info *ringp;
- dma_addr_t mapping;
+ if (skb) {
+ struct ring_info *ringp;
+ dma_addr_t mapping;
- ringp = &ap->skb->rx_std_skbuff[i];
- mapping = pci_unmap_addr(ringp, mapping);
- pci_unmap_page(ap->pdev, mapping,
- ACE_STD_BUFSIZE - (2 + 16),
- PCI_DMA_FROMDEVICE);
+ ringp = &ap->skb->rx_std_skbuff[i];
+ mapping = pci_unmap_addr(ringp, mapping);
+ pci_unmap_page(ap->pdev, mapping,
+ ACE_STD_BUFSIZE - (2 + 16),
+ PCI_DMA_FROMDEVICE);
- ap->rx_std_ring[i].size = 0;
- ap->skb->rx_std_skbuff[i].skb = NULL;
- dev_kfree_skb(skb);
- }
- }
- if (ap->version >= 2) {
- for (i = 0; i < RX_MINI_RING_ENTRIES; i++) {
- struct sk_buff *skb = ap->skb->rx_mini_skbuff[i].skb;
-
- if (skb) {
- struct ring_info *ringp;
- dma_addr_t mapping;
-
- ringp = &ap->skb->rx_mini_skbuff[i];
- mapping = pci_unmap_addr(ringp,mapping);
- pci_unmap_page(ap->pdev, mapping,
- ACE_MINI_BUFSIZE - (2 + 16),
- PCI_DMA_FROMDEVICE);
-
- ap->rx_mini_ring[i].size = 0;
- ap->skb->rx_mini_skbuff[i].skb = NULL;
- dev_kfree_skb(skb);
- }
- }
+ ap->rx_std_ring[i].size = 0;
+ ap->skb->rx_std_skbuff[i].skb = NULL;
+ dev_kfree_skb(skb);
}
- for (i = 0; i < RX_JUMBO_RING_ENTRIES; i++) {
- struct sk_buff *skb = ap->skb->rx_jumbo_skbuff[i].skb;
+ }
+
+ if (ap->version >= 2) {
+ for (i = 0; i < RX_MINI_RING_ENTRIES; i++) {
+ struct sk_buff *skb = ap->skb->rx_mini_skbuff[i].skb;
+
if (skb) {
struct ring_info *ringp;
dma_addr_t mapping;
- ringp = &ap->skb->rx_jumbo_skbuff[i];
- mapping = pci_unmap_addr(ringp, mapping);
+ ringp = &ap->skb->rx_mini_skbuff[i];
+ mapping = pci_unmap_addr(ringp,mapping);
pci_unmap_page(ap->pdev, mapping,
- ACE_JUMBO_BUFSIZE - (2 + 16),
+ ACE_MINI_BUFSIZE - (2 + 16),
PCI_DMA_FROMDEVICE);
- ap->rx_jumbo_ring[i].size = 0;
- ap->skb->rx_jumbo_skbuff[i].skb = NULL;
+ ap->rx_mini_ring[i].size = 0;
+ ap->skb->rx_mini_skbuff[i].skb = NULL;
dev_kfree_skb(skb);
}
}
-
- ace_init_cleanup(root_dev);
- free_netdev(root_dev);
- root_dev = next;
}
-}
+ for (i = 0; i < RX_JUMBO_RING_ENTRIES; i++) {
+ struct sk_buff *skb = ap->skb->rx_jumbo_skbuff[i].skb;
+ if (skb) {
+ struct ring_info *ringp;
+ dma_addr_t mapping;
-int __init ace_module_init(void)
-{
- int status;
+ ringp = &ap->skb->rx_jumbo_skbuff[i];
+ mapping = pci_unmap_addr(ringp, mapping);
+ pci_unmap_page(ap->pdev, mapping,
+ ACE_JUMBO_BUFSIZE - (2 + 16),
+ PCI_DMA_FROMDEVICE);
- root_dev = NULL;
+ ap->rx_jumbo_ring[i].size = 0;
+ ap->skb->rx_jumbo_skbuff[i].skb = NULL;
+ dev_kfree_skb(skb);
+ }
+ }
-#ifdef NEW_NETINIT
- status = acenic_probe();
-#else
- status = acenic_probe(NULL);
-#endif
- return status;
+ ace_init_cleanup(dev);
+ free_netdev(dev);
}
+static struct pci_driver acenic_pci_driver = {
+ .name = "acenic",
+ .id_table = acenic_pci_tbl,
+ .probe = acenic_probe_one,
+ .remove = __devexit_p(acenic_remove_one),
+};
-#if (LINUX_VERSION_CODE < 0x02032a)
-#ifdef MODULE
-int init_module(void)
+static int __init acenic_init(void)
{
- return ace_module_init();
+ return pci_module_init(&acenic_pci_driver);
}
-
-void cleanup_module(void)
+static void __exit acenic_exit(void)
{
- ace_module_cleanup();
+ pci_unregister_driver(&acenic_pci_driver);
}
-#endif
-#else
-module_init(ace_module_init);
-module_exit(ace_module_cleanup);
-#endif
+module_init(acenic_init);
+module_exit(acenic_exit);
static void ace_free_descriptors(struct net_device *dev)
{
}
ecode = request_irq(pdev->irq, ace_interrupt, SA_SHIRQ,
- dev->name, dev);
+ DRV_NAME, dev);
if (ecode) {
printk(KERN_WARNING "%s: Requested IRQ %d is busy\n",
- dev->name, pdev->irq);
+ DRV_NAME, pdev->irq);
goto init_error;
} else
dev->irq = pdev->irq;
- /*
- * Register the device here to be able to catch allocated
- * interrupt handlers in case the firmware doesn't come up.
- */
- ap->next = root_dev;
- root_dev = dev;
-
#ifdef INDEX_DEBUG
spin_lock_init(&ap->debug_lock);
ap->last_tx = ACE_TX_RING_ENTRIES(ap) - 1;
cur_size = atomic_read(&ap->cur_rx_bufs);
if ((cur_size < RX_LOW_STD_THRES) &&
!test_and_set_bit(0, &ap->std_refill_busy)) {
-#if DEBUG
+#ifdef DEBUG
printk("refilling buffers (current %i)\n", cur_size);
#endif
ace_load_std_rx_ring(ap, RX_RING_SIZE - cur_size);
cur_size = atomic_read(&ap->cur_mini_bufs);
if ((cur_size < RX_LOW_MINI_THRES) &&
!test_and_set_bit(0, &ap->mini_refill_busy)) {
-#if DEBUG
+#ifdef DEBUG
printk("refilling mini buffers (current %i)\n",
cur_size);
#endif
cur_size = atomic_read(&ap->cur_jumbo_bufs);
if (ap->jumbo && (cur_size < RX_LOW_JUMBO_THRES) &&
!test_and_set_bit(0, &ap->jumbo_refill_busy)) {
-#if DEBUG
+#ifdef DEBUG
printk("refilling jumbo buffers (current %i)\n", cur_size);
#endif
ace_load_jumbo_rx_ring(ap, RX_JUMBO_SIZE - cur_size);
int bd_flags, desc_type, mapsize;
u16 csum;
+
+ /* make sure the rx descriptor isn't read before rxretprd */
+ if (idx == rxretcsm)
+ rmb();
+
retdesc = &ap->rx_return_ring[idx];
skbidx = retdesc->idx;
bd_flags = retdesc->flags;
if (cur_size < RX_LOW_STD_THRES) {
if ((cur_size < RX_PANIC_STD_THRES) &&
!test_and_set_bit(0, &ap->std_refill_busy)) {
-#if DEBUG
+#ifdef DEBUG
printk("low on std buffers %i\n", cur_size);
#endif
ace_load_std_rx_ring(ap,
if ((cur_size < RX_PANIC_MINI_THRES) &&
!test_and_set_bit(0,
&ap->mini_refill_busy)) {
-#if DEBUG
+#ifdef DEBUG
printk("low on mini buffers %i\n",
cur_size);
#endif
if ((cur_size < RX_PANIC_JUMBO_THRES) &&
!test_and_set_bit(0,
&ap->jumbo_refill_busy)){
-#if DEBUG
+#ifdef DEBUG
printk("low on jumbo buffers %i\n",
cur_size);
#endif
netif_start_queue(dev);
- ACE_MOD_INC_USE_COUNT;
-
/*
* Setup the bottom half rx ring refill handler
*/
unsigned long flags;
short i;
- ace_if_down(dev);
-
/*
* Without (or before) releasing irq and stopping hardware, this
* is an absolute non-sense, by the way. It will be reset instantly
ace_unmask_irq(dev);
local_irq_restore(flags);
- ACE_MOD_DEC_USE_COUNT;
return 0;
}
struct tx_desc *desc;
u32 idx, flagsize;
- /*
- * This only happens with pre-softnet, ie. 2.2.x kernels.
- */
- if (early_stop_netif_stop_queue(dev))
- return 1;
-
restart:
idx = ap->tx_prd;
return 0;
}
-
-static int ace_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
+static int ace_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
{
struct ace_private *ap = dev->priv;
struct ace_regs *regs = ap->regs;
-#ifdef SIOCETHTOOL
- struct ethtool_cmd ecmd;
- u32 link, speed;
+ u32 link;
- if (cmd != SIOCETHTOOL)
- return -EOPNOTSUPP;
- if (copy_from_user(&ecmd, ifr->ifr_data, sizeof(ecmd)))
- return -EFAULT;
- switch (ecmd.cmd) {
- case ETHTOOL_GSET:
- ecmd.supported =
- (SUPPORTED_10baseT_Half | SUPPORTED_10baseT_Full |
- SUPPORTED_100baseT_Half | SUPPORTED_100baseT_Full |
- SUPPORTED_1000baseT_Half | SUPPORTED_1000baseT_Full |
- SUPPORTED_Autoneg | SUPPORTED_FIBRE);
-
- ecmd.port = PORT_FIBRE;
- ecmd.transceiver = XCVR_INTERNAL;
- ecmd.phy_address = 0;
-
- link = readl(®s->GigLnkState);
- if (link & LNK_1000MB)
- ecmd.speed = SPEED_1000;
- else {
- link = readl(®s->FastLnkState);
- if (link & LNK_100MB)
- ecmd.speed = SPEED_100;
- else if (link & LNK_100MB)
- ecmd.speed = SPEED_10;
- else
- ecmd.speed = 0;
- }
- if (link & LNK_FULL_DUPLEX)
- ecmd.duplex = DUPLEX_FULL;
- else
- ecmd.duplex = DUPLEX_HALF;
+ memset(ecmd, 0, sizeof(struct ethtool_cmd));
+ ecmd->supported =
+ (SUPPORTED_10baseT_Half | SUPPORTED_10baseT_Full |
+ SUPPORTED_100baseT_Half | SUPPORTED_100baseT_Full |
+ SUPPORTED_1000baseT_Half | SUPPORTED_1000baseT_Full |
+ SUPPORTED_Autoneg | SUPPORTED_FIBRE);
+
+ ecmd->port = PORT_FIBRE;
+ ecmd->transceiver = XCVR_INTERNAL;
- if (link & LNK_NEGOTIATE)
- ecmd.autoneg = AUTONEG_ENABLE;
+ link = readl(®s->GigLnkState);
+ if (link & LNK_1000MB)
+ ecmd->speed = SPEED_1000;
+ else {
+ link = readl(®s->FastLnkState);
+ if (link & LNK_100MB)
+ ecmd->speed = SPEED_100;
+ else if (link & LNK_10MB)
+ ecmd->speed = SPEED_10;
else
- ecmd.autoneg = AUTONEG_DISABLE;
+ ecmd->speed = 0;
+ }
+ if (link & LNK_FULL_DUPLEX)
+ ecmd->duplex = DUPLEX_FULL;
+ else
+ ecmd->duplex = DUPLEX_HALF;
+
+ if (link & LNK_NEGOTIATE)
+ ecmd->autoneg = AUTONEG_ENABLE;
+ else
+ ecmd->autoneg = AUTONEG_DISABLE;
#if 0
- /*
- * Current struct ethtool_cmd is insufficient
- */
- ecmd.trace = readl(®s->TuneTrace);
+ /*
+ * Current struct ethtool_cmd is insufficient
+ */
+ ecmd->trace = readl(®s->TuneTrace);
- ecmd.txcoal = readl(®s->TuneTxCoalTicks);
- ecmd.rxcoal = readl(®s->TuneRxCoalTicks);
+ ecmd->txcoal = readl(®s->TuneTxCoalTicks);
+ ecmd->rxcoal = readl(®s->TuneRxCoalTicks);
#endif
- ecmd.maxtxpkt = readl(®s->TuneMaxTxDesc);
- ecmd.maxrxpkt = readl(®s->TuneMaxRxDesc);
+ ecmd->maxtxpkt = readl(®s->TuneMaxTxDesc);
+ ecmd->maxrxpkt = readl(®s->TuneMaxRxDesc);
- if(copy_to_user(ifr->ifr_data, &ecmd, sizeof(ecmd)))
- return -EFAULT;
- return 0;
+ return 0;
+}
- case ETHTOOL_SSET:
- link = readl(®s->GigLnkState);
- if (link & LNK_1000MB)
- speed = SPEED_1000;
- else {
- link = readl(®s->FastLnkState);
- if (link & LNK_100MB)
- speed = SPEED_100;
- else if (link & LNK_100MB)
- speed = SPEED_10;
- else
- speed = SPEED_100;
- }
+static int ace_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
+{
+ struct ace_private *ap = dev->priv;
+ struct ace_regs *regs = ap->regs;
+ u32 link, speed;
- link = LNK_ENABLE | LNK_1000MB | LNK_100MB | LNK_10MB |
- LNK_RX_FLOW_CTL_Y | LNK_NEG_FCTL;
- if (!ACE_IS_TIGON_I(ap))
- link |= LNK_TX_FLOW_CTL_Y;
- if (ecmd.autoneg == AUTONEG_ENABLE)
- link |= LNK_NEGOTIATE;
- if (ecmd.speed != speed) {
- link &= ~(LNK_1000MB | LNK_100MB | LNK_10MB);
- switch (speed) {
- case SPEED_1000:
- link |= LNK_1000MB;
- break;
- case SPEED_100:
- link |= LNK_100MB;
- break;
- case SPEED_10:
- link |= LNK_10MB;
- break;
- }
+ link = readl(®s->GigLnkState);
+ if (link & LNK_1000MB)
+ speed = SPEED_1000;
+ else {
+ link = readl(®s->FastLnkState);
+ if (link & LNK_100MB)
+ speed = SPEED_100;
+ else if (link & LNK_10MB)
+ speed = SPEED_10;
+ else
+ speed = SPEED_100;
+ }
+
+ link = LNK_ENABLE | LNK_1000MB | LNK_100MB | LNK_10MB |
+ LNK_RX_FLOW_CTL_Y | LNK_NEG_FCTL;
+ if (!ACE_IS_TIGON_I(ap))
+ link |= LNK_TX_FLOW_CTL_Y;
+ if (ecmd->autoneg == AUTONEG_ENABLE)
+ link |= LNK_NEGOTIATE;
+ if (ecmd->speed != speed) {
+ link &= ~(LNK_1000MB | LNK_100MB | LNK_10MB);
+ switch (speed) {
+ case SPEED_1000:
+ link |= LNK_1000MB;
+ break;
+ case SPEED_100:
+ link |= LNK_100MB;
+ break;
+ case SPEED_10:
+ link |= LNK_10MB;
+ break;
}
- if (ecmd.duplex == DUPLEX_FULL)
- link |= LNK_FULL_DUPLEX;
+ }
- if (link != ap->link) {
- struct cmd cmd;
- printk(KERN_INFO "%s: Renegotiating link state\n",
- dev->name);
+ if (ecmd->duplex == DUPLEX_FULL)
+ link |= LNK_FULL_DUPLEX;
- ap->link = link;
- writel(link, ®s->TuneLink);
- if (!ACE_IS_TIGON_I(ap))
- writel(link, ®s->TuneFastLink);
- wmb();
+ if (link != ap->link) {
+ struct cmd cmd;
+ printk(KERN_INFO "%s: Renegotiating link state\n",
+ dev->name);
- cmd.evt = C_LNK_NEGOTIATION;
- cmd.code = 0;
- cmd.idx = 0;
- ace_issue_cmd(regs, &cmd);
- }
- return 0;
-
- case ETHTOOL_GDRVINFO: {
- struct ethtool_drvinfo info = {ETHTOOL_GDRVINFO};
- strncpy(info.driver, "acenic", sizeof(info.driver) - 1);
- sprintf(info.fw_version, "%i.%i.%i",
- tigonFwReleaseMajor, tigonFwReleaseMinor,
- tigonFwReleaseFix);
- strncpy(info.version, version, sizeof(info.version) - 1);
- if (ap && ap->pdev)
- strcpy(info.bus_info, pci_name(ap->pdev));
- if (copy_to_user(ifr->ifr_data, &info, sizeof(info)))
- return -EFAULT;
- return 0;
- }
- default:
- break;
- }
-
-#endif
+ ap->link = link;
+ writel(link, ®s->TuneLink);
+ if (!ACE_IS_TIGON_I(ap))
+ writel(link, ®s->TuneFastLink);
+ wmb();
- return -EOPNOTSUPP;
+ cmd.evt = C_LNK_NEGOTIATION;
+ cmd.code = 0;
+ cmd.idx = 0;
+ ace_issue_cmd(regs, &cmd);
+ }
+ return 0;
}
+static void ace_get_drvinfo(struct net_device *dev,
+ struct ethtool_drvinfo *info)
+{
+ struct ace_private *ap = dev->priv;
+
+ strlcpy(info->driver, "acenic", sizeof(info->driver));
+ snprintf(info->version, sizeof(info->version), "%i.%i.%i",
+ tigonFwReleaseMajor, tigonFwReleaseMinor,
+ tigonFwReleaseFix);
+
+ if (ap->pdev)
+ strlcpy(info->bus_info, pci_name(ap->pdev),
+ sizeof(info->bus_info));
+
+}
/*
* Set the hardware MAC address.
git://git.onelab.eu / linux-2.6.git / blobdiff