static int use_msi_x = 1;
-#define NETXEN_NETDEV_WEIGHT 120
-#define NETXEN_ADAPTER_UP_MAGIC 777
-#define NETXEN_NIC_PEG_TUNE 0
-
/* Local functions to NetXen NIC driver */
static int __devinit netxen_nic_probe(struct pci_dev *pdev,
const struct pci_device_id *ent);
CRB_CMD_PRODUCER_OFFSET_2, CRB_CMD_PRODUCER_OFFSET_3
};
-static inline void
+void
netxen_nic_update_cmd_producer(struct netxen_adapter *adapter,
uint32_t crb_producer)
{
ISR_INT_TARGET_STATUS_F6, ISR_INT_TARGET_STATUS_F7
};
-static uint32_t sw_int_mask[4] = {
- CRB_SW_INT_MASK_0, CRB_SW_INT_MASK_1,
- CRB_SW_INT_MASK_2, CRB_SW_INT_MASK_3
-};
-
static struct netxen_legacy_intr_set legacy_intr[] = NX_LEGACY_INTR_CONFIG;
static void netxen_nic_disable_int(struct netxen_adapter *adapter)
{
u32 mask = 0x7ff;
int retries = 32;
- int port = adapter->portnum;
int pci_fn = adapter->ahw.pci_func;
if (adapter->msi_mode != MSI_MODE_MULTIFUNC)
- adapter->pci_write_normalize(adapter, sw_int_mask[port], 0);
+ adapter->pci_write_normalize(adapter,
+ adapter->crb_intr_mask, 0);
if (adapter->intr_scheme != -1 &&
adapter->intr_scheme != INTR_SCHEME_PERPORT)
if (!NETXEN_IS_MSI_FAMILY(adapter)) {
do {
adapter->pci_write_immediate(adapter,
- ISR_INT_TARGET_STATUS, 0xffffffff);
+ adapter->legacy_intr.tgt_status_reg,
+ 0xffffffff);
mask = adapter->pci_read_immediate(adapter,
ISR_INT_VECTOR);
if (!(mask & 0x80))
} while (--retries);
if (!retries) {
- printk(KERN_NOTICE "%s: Failed to disable interrupt completely\n",
+ printk(KERN_NOTICE "%s: Failed to disable interrupt\n",
netxen_nic_driver_name);
}
} else {
static void netxen_nic_enable_int(struct netxen_adapter *adapter)
{
u32 mask;
- int port = adapter->portnum;
-
- DPRINTK(1, INFO, "Entered ISR Enable \n");
if (adapter->intr_scheme != -1 &&
adapter->intr_scheme != INTR_SCHEME_PERPORT) {
adapter->pci_write_immediate(adapter, ISR_INT_MASK, mask);
}
- adapter->pci_write_normalize(adapter, sw_int_mask[port], 0x1);
+ adapter->pci_write_normalize(adapter, adapter->crb_intr_mask, 0x1);
if (!NETXEN_IS_MSI_FAMILY(adapter)) {
mask = 0xbff;
- if (adapter->intr_scheme != -1 &&
- adapter->intr_scheme != INTR_SCHEME_PERPORT) {
+ if (adapter->intr_scheme == INTR_SCHEME_PERPORT)
+ adapter->pci_write_immediate(adapter,
+ adapter->legacy_intr.tgt_mask_reg, mask);
+ else
adapter->pci_write_normalize(adapter,
CRB_INT_VECTOR, 0);
- }
- adapter->pci_write_immediate(adapter,
- ISR_INT_TARGET_MASK, mask);
}
-
- DPRINTK(1, INFO, "Done with enable Int\n");
}
static int nx_set_dma_mask(struct netxen_adapter *adapter, uint8_t revision_id)
case NETXEN_BRDTYPE_P3_10G_CX4_LP:
case NETXEN_BRDTYPE_P3_IMEZ:
case NETXEN_BRDTYPE_P3_10G_SFP_PLUS:
+ case NETXEN_BRDTYPE_P3_10G_SFP_QT:
+ case NETXEN_BRDTYPE_P3_10G_SFP_CT:
case NETXEN_BRDTYPE_P3_10G_XFP:
case NETXEN_BRDTYPE_P3_10000_BASE_T:
adapter->msix_supported = !!use_msi_x;
case NETXEN_BRDTYPE_P3_REF_QG:
case NETXEN_BRDTYPE_P3_4_GB:
case NETXEN_BRDTYPE_P3_4_GB_MM:
+ adapter->msix_supported = 0;
+ adapter->max_rx_desc_count = MAX_RCV_DESCRIPTORS_10G;
+ break;
+
case NETXEN_BRDTYPE_P2_SB35_4G:
case NETXEN_BRDTYPE_P2_SB31_2G:
adapter->msix_supported = 0;
netdev->stop = netxen_nic_close;
netdev->hard_start_xmit = netxen_nic_xmit_frame;
netdev->get_stats = netxen_nic_get_stats;
- netdev->set_multicast_list = netxen_nic_set_multi;
+ if (NX_IS_REVISION_P3(revision_id))
+ netdev->set_multicast_list = netxen_p3_nic_set_multi;
+ else
+ netdev->set_multicast_list = netxen_p2_nic_set_multi;
netdev->set_mac_address = netxen_nic_set_mac;
netdev->change_mtu = netxen_nic_change_mtu;
netdev->tx_timeout = netxen_tx_timeout;
netdev->features = NETIF_F_SG;
netdev->features |= NETIF_F_IP_CSUM;
netdev->features |= NETIF_F_TSO;
- if (NX_IS_REVISION_P3(revision_id))
+ if (NX_IS_REVISION_P3(revision_id)) {
+ netdev->features |= NETIF_F_IPV6_CSUM;
netdev->features |= NETIF_F_TSO6;
+ }
if (adapter->pci_using_dac)
netdev->features |= NETIF_F_HIGHDMA;
if (adapter->portnum == 0)
first_driver = 1;
}
- adapter->crb_addr_cmd_producer = crb_cmd_producer[adapter->portnum];
- adapter->crb_addr_cmd_consumer = crb_cmd_consumer[adapter->portnum];
- netxen_nic_update_cmd_producer(adapter, 0);
- netxen_nic_update_cmd_consumer(adapter, 0);
if (first_driver) {
first_boot = adapter->pci_read_normalize(adapter,
/* Handshake with the card before we register the devices. */
netxen_phantom_init(adapter, NETXEN_NIC_PEG_TUNE);
- if (NX_IS_REVISION_P3(revision_id)) {
- adapter->hw_read_wx(adapter,
- NETXEN_MIU_MN_CONTROL, &val, 4);
- adapter->ahw.cut_through = (val & 0x4) ? 1 : 0;
- dev_info(&pdev->dev, "firmware running in %s mode\n",
- adapter->ahw.cut_through ? "cut through" : "legacy");
- }
} /* first_driver */
netxen_nic_flash_print(adapter);
+ if (NX_IS_REVISION_P3(revision_id)) {
+ adapter->hw_read_wx(adapter,
+ NETXEN_MIU_MN_CONTROL, &val, 4);
+ adapter->ahw.cut_through = (val & 0x4) ? 1 : 0;
+ dev_info(&pdev->dev, "firmware running in %s mode\n",
+ adapter->ahw.cut_through ? "cut through" : "legacy");
+ }
+
/*
* See if the firmware gave us a virtual-physical port mapping.
*/
goto err_out_disable_msi;
init_timer(&adapter->watchdog_timer);
- adapter->ahw.xg_linkup = 0;
+ adapter->ahw.linkup = 0;
adapter->watchdog_timer.function = &netxen_watchdog;
adapter->watchdog_timer.data = (unsigned long)adapter;
INIT_WORK(&adapter->watchdog_task, netxen_watchdog_task);
return -EIO;
}
+ if (adapter->fw_major < 4)
+ adapter->max_rds_rings = 3;
+ else
+ adapter->max_rds_rings = 2;
+
err = netxen_alloc_sw_resources(adapter);
if (err) {
printk(KERN_ERR "%s: Error in setting sw resources\n",
crb_cmd_producer[adapter->portnum];
adapter->crb_addr_cmd_consumer =
crb_cmd_consumer[adapter->portnum];
- }
- netxen_nic_update_cmd_producer(adapter, 0);
- netxen_nic_update_cmd_consumer(adapter, 0);
+ netxen_nic_update_cmd_producer(adapter, 0);
+ netxen_nic_update_cmd_consumer(adapter, 0);
+ }
for (ctx = 0; ctx < MAX_RCV_CTX; ++ctx) {
- for (ring = 0; ring < NUM_RCV_DESC_RINGS; ring++)
+ for (ring = 0; ring < adapter->max_rds_rings; ring++)
netxen_post_rx_buffers(adapter, ctx, ring);
}
if (NETXEN_IS_MSI_FAMILY(adapter))
/* Done here again so that even if phantom sw overwrote it,
* we set it */
- err = adapter->init_port(adapter, adapter->portnum);
+ err = adapter->init_port(adapter, adapter->physical_port);
if (err) {
printk(KERN_ERR "%s: Failed to initialize port %d\n",
netxen_nic_driver_name, adapter->portnum);
netxen_nic_set_link_parameters(adapter);
- netxen_nic_set_multi(netdev);
- adapter->set_mtu(adapter, netdev->mtu);
+ netdev->set_multicast_list(netdev);
+ if (adapter->set_mtu)
+ adapter->set_mtu(adapter, netdev->mtu);
mod_timer(&adapter->watchdog_timer, jiffies);
return 0;
}
+void netxen_tso_check(struct netxen_adapter *adapter,
+ struct cmd_desc_type0 *desc, struct sk_buff *skb)
+{
+ if (desc->mss) {
+ desc->total_hdr_length = (sizeof(struct ethhdr) +
+ ip_hdrlen(skb) + tcp_hdrlen(skb));
+
+ if ((NX_IS_REVISION_P3(adapter->ahw.revision_id)) &&
+ (skb->protocol == htons(ETH_P_IPV6)))
+ netxen_set_cmd_desc_opcode(desc, TX_TCP_LSO6);
+ else
+ netxen_set_cmd_desc_opcode(desc, TX_TCP_LSO);
+
+ } else if (skb->ip_summed == CHECKSUM_PARTIAL) {
+ if (ip_hdr(skb)->protocol == IPPROTO_TCP)
+ netxen_set_cmd_desc_opcode(desc, TX_TCP_PKT);
+ else if (ip_hdr(skb)->protocol == IPPROTO_UDP)
+ netxen_set_cmd_desc_opcode(desc, TX_UDP_PKT);
+ else
+ return;
+ }
+ desc->tcp_hdr_offset = skb_transport_offset(skb);
+ desc->ip_hdr_offset = skb_network_offset(skb);
+}
+
static int netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
{
struct netxen_adapter *adapter = netdev_priv(netdev);
/* There 4 fragments per descriptor */
no_of_desc = (frag_count + 3) >> 2;
- if (netdev->features & NETIF_F_TSO) {
+ if (netdev->features & (NETIF_F_TSO | NETIF_F_TSO6)) {
if (skb_shinfo(skb)->gso_size > 0) {
no_of_desc++;
memset(hwdesc, 0, sizeof(struct cmd_desc_type0));
/* Take skb->data itself */
pbuf = &adapter->cmd_buf_arr[producer];
- if ((netdev->features & NETIF_F_TSO) && skb_shinfo(skb)->gso_size > 0) {
+ if ((netdev->features & (NETIF_F_TSO | NETIF_F_TSO6)) &&
+ skb_shinfo(skb)->gso_size > 0) {
pbuf->mss = skb_shinfo(skb)->gso_size;
hwdesc->mss = cpu_to_le16(skb_shinfo(skb)->gso_size);
} else {
return NETDEV_TX_OK;
}
+static int netxen_nic_check_temp(struct netxen_adapter *adapter)
+{
+ struct net_device *netdev = adapter->netdev;
+ uint32_t temp, temp_state, temp_val;
+ int rv = 0;
+
+ temp = adapter->pci_read_normalize(adapter, CRB_TEMP_STATE);
+
+ temp_state = nx_get_temp_state(temp);
+ temp_val = nx_get_temp_val(temp);
+
+ if (temp_state == NX_TEMP_PANIC) {
+ printk(KERN_ALERT
+ "%s: Device temperature %d degrees C exceeds"
+ " maximum allowed. Hardware has been shut down.\n",
+ netxen_nic_driver_name, temp_val);
+
+ netif_carrier_off(netdev);
+ netif_stop_queue(netdev);
+ rv = 1;
+ } else if (temp_state == NX_TEMP_WARN) {
+ if (adapter->temp == NX_TEMP_NORMAL) {
+ printk(KERN_ALERT
+ "%s: Device temperature %d degrees C "
+ "exceeds operating range."
+ " Immediate action needed.\n",
+ netxen_nic_driver_name, temp_val);
+ }
+ } else {
+ if (adapter->temp == NX_TEMP_WARN) {
+ printk(KERN_INFO
+ "%s: Device temperature is now %d degrees C"
+ " in normal range.\n", netxen_nic_driver_name,
+ temp_val);
+ }
+ }
+ adapter->temp = temp_state;
+ return rv;
+}
+
+static void netxen_nic_handle_phy_intr(struct netxen_adapter *adapter)
+{
+ struct net_device *netdev = adapter->netdev;
+ u32 val, port, linkup;
+
+ port = adapter->physical_port;
+
+ if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
+ val = adapter->pci_read_normalize(adapter, CRB_XG_STATE_P3);
+ val = XG_LINK_STATE_P3(adapter->ahw.pci_func, val);
+ linkup = (val == XG_LINK_UP_P3);
+ } else {
+ val = adapter->pci_read_normalize(adapter, CRB_XG_STATE);
+ if (adapter->ahw.board_type == NETXEN_NIC_GBE)
+ linkup = (val >> port) & 1;
+ else {
+ val = (val >> port*8) & 0xff;
+ linkup = (val == XG_LINK_UP);
+ }
+ }
+
+ if (adapter->ahw.linkup && !linkup) {
+ printk(KERN_INFO "%s: %s NIC Link is down\n",
+ netxen_nic_driver_name, netdev->name);
+ adapter->ahw.linkup = 0;
+ if (netif_running(netdev)) {
+ netif_carrier_off(netdev);
+ netif_stop_queue(netdev);
+ }
+ } else if (!adapter->ahw.linkup && linkup) {
+ printk(KERN_INFO "%s: %s NIC Link is up\n",
+ netxen_nic_driver_name, netdev->name);
+ adapter->ahw.linkup = 1;
+ if (netif_running(netdev)) {
+ netif_carrier_on(netdev);
+ netif_wake_queue(netdev);
+ }
+ }
+}
+
static void netxen_watchdog(unsigned long v)
{
struct netxen_adapter *adapter = (struct netxen_adapter *)v;
SCHEDULE_WORK(&adapter->watchdog_task);
}
+void netxen_watchdog_task(struct work_struct *work)
+{
+ struct netxen_adapter *adapter =
+ container_of(work, struct netxen_adapter, watchdog_task);
+
+ if ((adapter->portnum == 0) && netxen_nic_check_temp(adapter))
+ return;
+
+ netxen_nic_handle_phy_intr(adapter);
+
+ mod_timer(&adapter->watchdog_timer, jiffies + 2 * HZ);
+}
+
static void netxen_tx_timeout(struct net_device *netdev)
{
struct netxen_adapter *adapter = (struct netxen_adapter *)
netif_wake_queue(adapter->netdev);
}
+/*
+ * netxen_nic_get_stats - Get System Network Statistics
+ * @netdev: network interface device structure
+ */
+struct net_device_stats *netxen_nic_get_stats(struct net_device *netdev)
+{
+ struct netxen_adapter *adapter = netdev_priv(netdev);
+ struct net_device_stats *stats = &adapter->net_stats;
+
+ memset(stats, 0, sizeof(*stats));
+
+ /* total packets received */
+ stats->rx_packets = adapter->stats.no_rcv;
+ /* total packets transmitted */
+ stats->tx_packets = adapter->stats.xmitedframes +
+ adapter->stats.xmitfinished;
+ /* total bytes received */
+ stats->rx_bytes = adapter->stats.rxbytes;
+ /* total bytes transmitted */
+ stats->tx_bytes = adapter->stats.txbytes;
+ /* bad packets received */
+ stats->rx_errors = adapter->stats.rcvdbadskb;
+ /* packet transmit problems */
+ stats->tx_errors = adapter->stats.nocmddescriptor;
+ /* no space in linux buffers */
+ stats->rx_dropped = adapter->stats.rxdropped;
+ /* no space available in linux */
+ stats->tx_dropped = adapter->stats.txdropped;
+
+ return stats;
+}
+
static inline void
netxen_handle_int(struct netxen_adapter *adapter)
{
struct netxen_adapter *adapter = data;
u32 our_int = 0;
- our_int = adapter->pci_read_normalize(adapter, CRB_INT_VECTOR);
- /* not our interrupt */
- if ((our_int & (0x80 << adapter->portnum)) == 0)
+ u32 status = 0;
+
+ status = adapter->pci_read_immediate(adapter, ISR_INT_VECTOR);
+
+ if (!(status & adapter->legacy_intr.int_vec_bit))
return IRQ_NONE;
- if (adapter->intr_scheme == INTR_SCHEME_PERPORT) {
- /* claim interrupt */
- adapter->pci_write_normalize(adapter, CRB_INT_VECTOR,
+ if (adapter->ahw.revision_id >= NX_P3_B1) {
+ /* check interrupt state machine, to be sure */
+ status = adapter->pci_read_immediate(adapter,
+ ISR_INT_STATE_REG);
+ if (!ISR_LEGACY_INT_TRIGGERED(status))
+ return IRQ_NONE;
+
+ } else if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) {
+
+ our_int = adapter->pci_read_normalize(adapter, CRB_INT_VECTOR);
+ /* not our interrupt */
+ if ((our_int & (0x80 << adapter->portnum)) == 0)
+ return IRQ_NONE;
+
+ if (adapter->intr_scheme == INTR_SCHEME_PERPORT) {
+ /* claim interrupt */
+ adapter->pci_write_normalize(adapter,
+ CRB_INT_VECTOR,
our_int & ~((u32)(0x80 << adapter->portnum)));
+ }
}
netxen_handle_int(adapter);
projects / linux-2.6 / blobdiff