static const char ixgbe_driver_string[] =
"Intel(R) 10 Gigabit PCI Express Network Driver";
#define MAJ 3
-#define MIN 4
-#define BUILD 8
+#define MIN 6
+#define BUILD 7
#define DRV_VERSION __stringify(MAJ) "." __stringify(MIN) "." \
__stringify(BUILD) "-k"
const char ixgbe_driver_version[] = DRV_VERSION;
{PCI_VDEVICE(INTEL, IXGBE_DEV_ID_X540T), board_X540 },
{PCI_VDEVICE(INTEL, IXGBE_DEV_ID_82599_SFP_SF2), board_82599 },
{PCI_VDEVICE(INTEL, IXGBE_DEV_ID_82599_LS), board_82599 },
+ {PCI_VDEVICE(INTEL, IXGBE_DEV_ID_82599EN_SFP), board_82599 },
/* required last entry */
{0, }
};
skb->len += upper_len;
skb->data_len += upper_len;
- skb->truesize += upper_len;
+ skb->truesize += PAGE_SIZE / 2;
}
i++;
u32 vt_reg_bits;
u32 reg_offset, vf_shift;
u32 vmdctl;
+ int i;
if (!(adapter->flags & IXGBE_FLAG_SRIOV_ENABLED))
return;
IXGBE_WRITE_REG(hw, IXGBE_PFDTXGSWC, IXGBE_PFDTXGSWC_VT_LBEN);
/* Enable MAC Anti-Spoofing */
hw->mac.ops.set_mac_anti_spoofing(hw,
- (adapter->antispoofing_enabled =
- (adapter->num_vfs != 0)),
+ (adapter->num_vfs != 0),
adapter->num_vfs);
+ /* For VFs that have spoof checking turned off */
+ for (i = 0; i < adapter->num_vfs; i++) {
+ if (!adapter->vfinfo[i].spoofchk_enabled)
+ ixgbe_ndo_set_vf_spoofchk(adapter->netdev, i, false);
+ }
}
static void ixgbe_set_rx_buffer_len(struct ixgbe_adapter *adapter)
hw->mac.ops.set_vfta(&adapter->hw, 0, 0, true);
- /* reconfigure the hardware */
- if (adapter->dcbx_cap & DCB_CAP_DCBX_VER_CEE) {
#ifdef IXGBE_FCOE
- if (adapter->netdev->features & NETIF_F_FCOE_MTU)
- max_frame = max(max_frame, IXGBE_FCOE_JUMBO_FRAME_SIZE);
+ if (adapter->netdev->features & NETIF_F_FCOE_MTU)
+ max_frame = max(max_frame, IXGBE_FCOE_JUMBO_FRAME_SIZE);
#endif
+
+ /* reconfigure the hardware */
+ if (adapter->dcbx_cap & DCB_CAP_DCBX_VER_CEE) {
ixgbe_dcb_calculate_tc_credits(hw, &adapter->dcb_cfg, max_frame,
DCB_TX_CONFIG);
ixgbe_dcb_calculate_tc_credits(hw, &adapter->dcb_cfg, max_frame,
DCB_RX_CONFIG);
ixgbe_dcb_hw_config(hw, &adapter->dcb_cfg);
- } else {
- struct net_device *dev = adapter->netdev;
-
- if (adapter->ixgbe_ieee_ets) {
- struct ieee_ets *ets = adapter->ixgbe_ieee_ets;
- int max_frame = dev->mtu + ETH_HLEN + ETH_FCS_LEN;
-
- ixgbe_dcb_hw_ets(&adapter->hw, ets, max_frame);
- }
-
- if (adapter->ixgbe_ieee_pfc) {
- struct ieee_pfc *pfc = adapter->ixgbe_ieee_pfc;
-
- ixgbe_dcb_hw_pfc_config(&adapter->hw, pfc->pfc_en);
- }
+ } else if (adapter->ixgbe_ieee_ets && adapter->ixgbe_ieee_pfc) {
+ ixgbe_dcb_hw_ets(&adapter->hw,
+ adapter->ixgbe_ieee_ets,
+ max_frame);
+ ixgbe_dcb_hw_pfc_config(&adapter->hw,
+ adapter->ixgbe_ieee_pfc->pfc_en,
+ adapter->ixgbe_ieee_ets->prio_tc);
}
/* Enable RSS Hash per TC */
q = min((int)num_online_cpus(), per_tc_q);
for (i = 0; i < tcs; i++) {
- netdev_set_prio_tc_map(dev, i, i);
netdev_set_tc_queue(dev, i, q, offset);
offset += q;
}
spin_lock_init(&adapter->fdir_perfect_lock);
#ifdef CONFIG_IXGBE_DCB
+ switch (hw->mac.type) {
+ case ixgbe_mac_X540:
+ adapter->dcb_cfg.num_tcs.pg_tcs = X540_TRAFFIC_CLASS;
+ adapter->dcb_cfg.num_tcs.pfc_tcs = X540_TRAFFIC_CLASS;
+ break;
+ default:
+ adapter->dcb_cfg.num_tcs.pg_tcs = MAX_TRAFFIC_CLASS;
+ adapter->dcb_cfg.num_tcs.pfc_tcs = MAX_TRAFFIC_CLASS;
+ break;
+ }
+
/* Configure DCB traffic classes */
for (j = 0; j < MAX_TRAFFIC_CLASS; j++) {
tc = &adapter->dcb_cfg.tc_config[j];
tc->path[DCB_RX_CONFIG].bwg_percent = 12 + (j & 1);
tc->dcb_pfc = pfc_disabled;
}
+
+ /* Initialize default user to priority mapping, UPx->TC0 */
+ tc = &adapter->dcb_cfg.tc_config[0];
+ tc->path[DCB_TX_CONFIG].up_to_tc_bitmap = 0xFF;
+ tc->path[DCB_RX_CONFIG].up_to_tc_bitmap = 0xFF;
+
adapter->dcb_cfg.bw_percentage[DCB_TX_CONFIG][0] = 100;
adapter->dcb_cfg.bw_percentage[DCB_RX_CONFIG][0] = 100;
adapter->dcb_cfg.pfc_mode_enable = false;
u64 non_eop_descs = 0, restart_queue = 0, tx_busy = 0;
u64 alloc_rx_page_failed = 0, alloc_rx_buff_failed = 0;
u64 bytes = 0, packets = 0;
+#ifdef IXGBE_FCOE
+ struct ixgbe_fcoe *fcoe = &adapter->fcoe;
+ unsigned int cpu;
+ u64 fcoe_noddp_counts_sum = 0, fcoe_noddp_ext_buff_counts_sum = 0;
+#endif /* IXGBE_FCOE */
if (test_bit(__IXGBE_DOWN, &adapter->state) ||
test_bit(__IXGBE_RESETTING, &adapter->state))
hwstats->fcoeptc += IXGBE_READ_REG(hw, IXGBE_FCOEPTC);
hwstats->fcoedwrc += IXGBE_READ_REG(hw, IXGBE_FCOEDWRC);
hwstats->fcoedwtc += IXGBE_READ_REG(hw, IXGBE_FCOEDWTC);
+ /* Add up per cpu counters for total ddp aloc fail */
+ if (fcoe->pcpu_noddp && fcoe->pcpu_noddp_ext_buff) {
+ for_each_possible_cpu(cpu) {
+ fcoe_noddp_counts_sum +=
+ *per_cpu_ptr(fcoe->pcpu_noddp, cpu);
+ fcoe_noddp_ext_buff_counts_sum +=
+ *per_cpu_ptr(fcoe->
+ pcpu_noddp_ext_buff, cpu);
+ }
+ }
+ hwstats->fcoe_noddp = fcoe_noddp_counts_sum;
+ hwstats->fcoe_noddp_ext_buff = fcoe_noddp_ext_buff_counts_sum;
#endif /* IXGBE_FCOE */
break;
default:
static void ixgbe_watchdog_subtask(struct ixgbe_adapter *adapter)
{
/* if interface is down do nothing */
- if (test_bit(__IXGBE_DOWN, &adapter->state))
+ if (test_bit(__IXGBE_DOWN, &adapter->state) ||
+ test_bit(__IXGBE_RESETTING, &adapter->state))
return;
ixgbe_watchdog_update_link(adapter);
autoneg = hw->phy.autoneg_advertised;
if ((!autoneg) && (hw->mac.ops.get_link_capabilities))
hw->mac.ops.get_link_capabilities(hw, &autoneg, &negotiation);
- hw->mac.autotry_restart = false;
if (hw->mac.ops.setup_link)
hw->mac.ops.setup_link(hw, autoneg, negotiation, true);
clear_bit(__IXGBE_IN_SFP_INIT, &adapter->state);
}
+#ifdef CONFIG_PCI_IOV
+static void ixgbe_check_for_bad_vf(struct ixgbe_adapter *adapter)
+{
+ int vf;
+ struct ixgbe_hw *hw = &adapter->hw;
+ struct net_device *netdev = adapter->netdev;
+ u32 gpc;
+ u32 ciaa, ciad;
+
+ gpc = IXGBE_READ_REG(hw, IXGBE_TXDGPC);
+ if (gpc) /* If incrementing then no need for the check below */
+ return;
+ /*
+ * Check to see if a bad DMA write target from an errant or
+ * malicious VF has caused a PCIe error. If so then we can
+ * issue a VFLR to the offending VF(s) and then resume without
+ * requesting a full slot reset.
+ */
+
+ for (vf = 0; vf < adapter->num_vfs; vf++) {
+ ciaa = (vf << 16) | 0x80000000;
+ /* 32 bit read so align, we really want status at offset 6 */
+ ciaa |= PCI_COMMAND;
+ IXGBE_WRITE_REG(hw, IXGBE_CIAA_82599, ciaa);
+ ciad = IXGBE_READ_REG(hw, IXGBE_CIAD_82599);
+ ciaa &= 0x7FFFFFFF;
+ /* disable debug mode asap after reading data */
+ IXGBE_WRITE_REG(hw, IXGBE_CIAA_82599, ciaa);
+ /* Get the upper 16 bits which will be the PCI status reg */
+ ciad >>= 16;
+ if (ciad & PCI_STATUS_REC_MASTER_ABORT) {
+ netdev_err(netdev, "VF %d Hung DMA\n", vf);
+ /* Issue VFLR */
+ ciaa = (vf << 16) | 0x80000000;
+ ciaa |= 0xA8;
+ IXGBE_WRITE_REG(hw, IXGBE_CIAA_82599, ciaa);
+ ciad = 0x00008000; /* VFLR */
+ IXGBE_WRITE_REG(hw, IXGBE_CIAD_82599, ciad);
+ ciaa &= 0x7FFFFFFF;
+ IXGBE_WRITE_REG(hw, IXGBE_CIAA_82599, ciaa);
+ }
+ }
+}
+
+#endif
/**
* ixgbe_service_timer - Timer Call-back
* @data: pointer to adapter cast into an unsigned long
{
struct ixgbe_adapter *adapter = (struct ixgbe_adapter *)data;
unsigned long next_event_offset;
+ bool ready = true;
+
+#ifdef CONFIG_PCI_IOV
+ ready = false;
+
+ /*
+ * don't bother with SR-IOV VF DMA hang check if there are
+ * no VFs or the link is down
+ */
+ if (!adapter->num_vfs ||
+ (adapter->flags & IXGBE_FLAG_NEED_LINK_UPDATE)) {
+ ready = true;
+ goto normal_timer_service;
+ }
+
+ /* If we have VFs allocated then we must check for DMA hangs */
+ ixgbe_check_for_bad_vf(adapter);
+ next_event_offset = HZ / 50;
+ adapter->timer_event_accumulator++;
+
+ if (adapter->timer_event_accumulator >= 100) {
+ ready = true;
+ adapter->timer_event_accumulator = 0;
+ }
+ goto schedule_event;
+
+normal_timer_service:
+#endif
/* poll faster when waiting for link */
if (adapter->flags & IXGBE_FLAG_NEED_LINK_UPDATE)
next_event_offset = HZ / 10;
else
next_event_offset = HZ * 2;
+#ifdef CONFIG_PCI_IOV
+schedule_event:
+#endif
/* Reset the timer */
mod_timer(&adapter->service_timer, next_event_offset + jiffies);
- ixgbe_service_event_schedule(adapter);
+ if (ready)
+ ixgbe_service_event_schedule(adapter);
}
static void ixgbe_reset_subtask(struct ixgbe_adapter *adapter)
frag = &skb_shinfo(skb)->frags[f];
#ifdef IXGBE_FCOE
- size = min_t(unsigned int, data_len, frag->size);
+ size = min_t(unsigned int, data_len, skb_frag_size(frag));
#else
- size = frag->size;
+ size = skb_frag_size(frag);
#endif
data_len -= size;
f++;
tx_flags |= IXGBE_TX_FLAGS_SW_VLAN;
}
+ /* DCB maps skb priorities 0-7 onto 3 bit PCP of VLAN tag. */
if ((adapter->flags & IXGBE_FLAG_DCB_ENABLED) &&
((tx_flags & (IXGBE_TX_FLAGS_HW_VLAN | IXGBE_TX_FLAGS_SW_VLAN)) ||
(skb->priority != TC_PRIO_CONTROL))) {
tx_flags &= ~IXGBE_TX_FLAGS_VLAN_PRIO_MASK;
- tx_flags |= tx_ring->dcb_tc <<
- IXGBE_TX_FLAGS_VLAN_PRIO_SHIFT;
+ tx_flags |= (skb->priority & 0x7) <<
+ IXGBE_TX_FLAGS_VLAN_PRIO_SHIFT;
if (tx_flags & IXGBE_TX_FLAGS_SW_VLAN) {
struct vlan_ethhdr *vhdr;
if (skb_header_cloned(skb) &&
}
/* Hardware supports up to 8 traffic classes */
- if (tc > MAX_TRAFFIC_CLASS ||
+ if (tc > adapter->dcb_cfg.num_tcs.pg_tcs ||
(hw->mac.type == ixgbe_mac_82598EB && tc < MAX_TRAFFIC_CLASS))
return -EINVAL;
.ndo_set_vf_mac = ixgbe_ndo_set_vf_mac,
.ndo_set_vf_vlan = ixgbe_ndo_set_vf_vlan,
.ndo_set_vf_tx_rate = ixgbe_ndo_set_vf_bw,
+ .ndo_set_vf_spoofchk = ixgbe_ndo_set_vf_spoofchk,
.ndo_get_vf_config = ixgbe_ndo_get_vf_config,
.ndo_get_stats64 = ixgbe_get_stats64,
.ndo_setup_tc = ixgbe_setup_tc,
goto err_eeprom;
}
- /* power down the optics for multispeed fiber and 82599 SFP+ fiber */
- if (hw->mac.ops.disable_tx_laser &&
- ((hw->phy.multispeed_fiber) ||
- ((hw->mac.ops.get_media_type(hw) == ixgbe_media_type_fiber) &&
- (hw->mac.type == ixgbe_mac_82599EB))))
- hw->mac.ops.disable_tx_laser(hw);
-
setup_timer(&adapter->service_timer, &ixgbe_service_timer,
(unsigned long) adapter);
}
device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol);
+ /* save off EEPROM version number */
+ hw->eeprom.ops.read(hw, 0x2e, &adapter->eeprom_verh);
+ hw->eeprom.ops.read(hw, 0x2d, &adapter->eeprom_verl);
+
/* pick up the PCI bus settings for reporting later */
hw->mac.ops.get_bus_info(hw);
"is required.\n");
}
- /* save off EEPROM version number */
- hw->eeprom.ops.read(hw, 0x29, &adapter->eeprom_version);
-
/* reset the hardware with the new settings */
err = hw->mac.ops.start_hw(hw);
if (err)
goto err_register;
+ /* power down the optics for multispeed fiber and 82599 SFP+ fiber */
+ if (hw->mac.ops.disable_tx_laser &&
+ ((hw->phy.multispeed_fiber) ||
+ ((hw->mac.ops.get_media_type(hw) == ixgbe_media_type_fiber) &&
+ (hw->mac.type == ixgbe_mac_82599EB))))
+ hw->mac.ops.disable_tx_laser(hw);
+
/* carrier off reporting is important to ethtool even BEFORE open */
netif_carrier_off(netdev);
ixgbe_vf_configuration(pdev, (i | 0x10000000));
}
- /* Inform firmware of driver version */
+ /* firmware requires driver version to be 0xFFFFFFFF
+ * since os does not support feature
+ */
if (hw->mac.ops.set_fw_drv_ver)
- hw->mac.ops.set_fw_drv_ver(hw, MAJ, MIN, BUILD,
- FW_CEM_UNUSED_VER);
+ hw->mac.ops.set_fw_drv_ver(hw, 0xFF, 0xFF, 0xFF,
+ 0xFF);
/* add san mac addr to netdev */
ixgbe_add_sanmac_netdev(netdev);
struct ixgbe_adapter *adapter = pci_get_drvdata(pdev);
struct net_device *netdev = adapter->netdev;
+#ifdef CONFIG_PCI_IOV
+ struct pci_dev *bdev, *vfdev;
+ u32 dw0, dw1, dw2, dw3;
+ int vf, pos;
+ u16 req_id, pf_func;
+
+ if (adapter->hw.mac.type == ixgbe_mac_82598EB ||
+ adapter->num_vfs == 0)
+ goto skip_bad_vf_detection;
+
+ bdev = pdev->bus->self;
+ while (bdev && (bdev->pcie_type != PCI_EXP_TYPE_ROOT_PORT))
+ bdev = bdev->bus->self;
+
+ if (!bdev)
+ goto skip_bad_vf_detection;
+
+ pos = pci_find_ext_capability(bdev, PCI_EXT_CAP_ID_ERR);
+ if (!pos)
+ goto skip_bad_vf_detection;
+
+ pci_read_config_dword(bdev, pos + PCI_ERR_HEADER_LOG, &dw0);
+ pci_read_config_dword(bdev, pos + PCI_ERR_HEADER_LOG + 4, &dw1);
+ pci_read_config_dword(bdev, pos + PCI_ERR_HEADER_LOG + 8, &dw2);
+ pci_read_config_dword(bdev, pos + PCI_ERR_HEADER_LOG + 12, &dw3);
+
+ req_id = dw1 >> 16;
+ /* On the 82599 if bit 7 of the requestor ID is set then it's a VF */
+ if (!(req_id & 0x0080))
+ goto skip_bad_vf_detection;
+
+ pf_func = req_id & 0x01;
+ if ((pf_func & 1) == (pdev->devfn & 1)) {
+ unsigned int device_id;
+
+ vf = (req_id & 0x7F) >> 1;
+ e_dev_err("VF %d has caused a PCIe error\n", vf);
+ e_dev_err("TLP: dw0: %8.8x\tdw1: %8.8x\tdw2: "
+ "%8.8x\tdw3: %8.8x\n",
+ dw0, dw1, dw2, dw3);
+ switch (adapter->hw.mac.type) {
+ case ixgbe_mac_82599EB:
+ device_id = IXGBE_82599_VF_DEVICE_ID;
+ break;
+ case ixgbe_mac_X540:
+ device_id = IXGBE_X540_VF_DEVICE_ID;
+ break;
+ default:
+ device_id = 0;
+ break;
+ }
+
+ /* Find the pci device of the offending VF */
+ vfdev = pci_get_device(IXGBE_INTEL_VENDOR_ID, device_id, NULL);
+ while (vfdev) {
+ if (vfdev->devfn == (req_id & 0xFF))
+ break;
+ vfdev = pci_get_device(IXGBE_INTEL_VENDOR_ID,
+ device_id, vfdev);
+ }
+ /*
+ * There's a slim chance the VF could have been hot plugged,
+ * so if it is no longer present we don't need to issue the
+ * VFLR. Just clean up the AER in that case.
+ */
+ if (vfdev) {
+ e_dev_err("Issuing VFLR to VF %d\n", vf);
+ pci_write_config_dword(vfdev, 0xA8, 0x00008000);
+ }
+
+ pci_cleanup_aer_uncorrect_error_status(pdev);
+ }
+
+ /*
+ * Even though the error may have occurred on the other port
+ * we still need to increment the vf error reference count for
+ * both ports because the I/O resume function will be called
+ * for both of them.
+ */
+ adapter->vferr_refcount++;
+
+ return PCI_ERS_RESULT_RECOVERED;
+
+skip_bad_vf_detection:
+#endif /* CONFIG_PCI_IOV */
netif_device_detach(netdev);
if (state == pci_channel_io_perm_failure)
struct ixgbe_adapter *adapter = pci_get_drvdata(pdev);
struct net_device *netdev = adapter->netdev;
+#ifdef CONFIG_PCI_IOV
+ if (adapter->vferr_refcount) {
+ e_info(drv, "Resuming after VF err\n");
+ adapter->vferr_refcount--;
+ return;
+ }
+
+#endif
if (netif_running(netdev))
ixgbe_up(adapter);