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-rw-r--r--drivers/net/igb/e1000_82575.h3
-rw-r--r--drivers/net/igb/e1000_regs.h1
-rw-r--r--drivers/net/igb/igb.h3
-rw-r--r--drivers/net/igb/igb_main.c156
4 files changed, 144 insertions, 19 deletions
diff --git a/drivers/net/igb/e1000_82575.h b/drivers/net/igb/e1000_82575.h
index d51c9927c819..bb53083ec61f 100644
--- a/drivers/net/igb/e1000_82575.h
+++ b/drivers/net/igb/e1000_82575.h
@@ -219,6 +219,9 @@ struct e1000_adv_tx_context_desc {
#define E1000_VLVF_LVLAN 0x00100000
#define E1000_VLVF_VLANID_ENABLE 0x80000000
+#define E1000_VMVIR_VLANA_DEFAULT 0x40000000 /* Always use default VLAN */
+#define E1000_VMVIR_VLANA_NEVER 0x80000000 /* Never insert VLAN tag */
+
#define E1000_IOVCTL 0x05BBC
#define E1000_IOVCTL_REUSE_VFQ 0x00000001
diff --git a/drivers/net/igb/e1000_regs.h b/drivers/net/igb/e1000_regs.h
index dd4e6ffd29f5..abb7333a1fbf 100644
--- a/drivers/net/igb/e1000_regs.h
+++ b/drivers/net/igb/e1000_regs.h
@@ -310,6 +310,7 @@
#define E1000_VMOLR(_n) (0x05AD0 + (4 * (_n)))
#define E1000_VLVF(_n) (0x05D00 + (4 * (_n))) /* VLAN Virtual Machine
* Filter - RW */
+#define E1000_VMVIR(_n) (0x03700 + (4 * (_n)))
#define wr32(reg, value) (writel(value, hw->hw_addr + reg))
#define rd32(reg) (readl(hw->hw_addr + reg))
diff --git a/drivers/net/igb/igb.h b/drivers/net/igb/igb.h
index b1c1eb88893f..83ea11701f45 100644
--- a/drivers/net/igb/igb.h
+++ b/drivers/net/igb/igb.h
@@ -75,11 +75,14 @@ struct vf_data_storage {
u16 vlans_enabled;
u32 flags;
unsigned long last_nack;
+ u16 pf_vlan; /* When set, guest VLAN config not allowed. */
+ u16 pf_qos;
};
#define IGB_VF_FLAG_CTS 0x00000001 /* VF is clear to send data */
#define IGB_VF_FLAG_UNI_PROMISC 0x00000002 /* VF has unicast promisc */
#define IGB_VF_FLAG_MULTI_PROMISC 0x00000004 /* VF has multicast promisc */
+#define IGB_VF_FLAG_PF_SET_MAC 0x00000008 /* PF has set MAC address */
/* RX descriptor control thresholds.
* PTHRESH - MAC will consider prefetch if it has fewer than this number of
diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c
index c881347cb26d..4fe7b0ba6310 100644
--- a/drivers/net/igb/igb_main.c
+++ b/drivers/net/igb/igb_main.c
@@ -60,7 +60,7 @@ static const struct e1000_info *igb_info_tbl[] = {
[board_82575] = &e1000_82575_info,
};
-static struct pci_device_id igb_pci_tbl[] = {
+static DEFINE_PCI_DEVICE_TABLE(igb_pci_tbl) = {
{ PCI_VDEVICE(INTEL, E1000_DEV_ID_82580_COPPER), board_82575 },
{ PCI_VDEVICE(INTEL, E1000_DEV_ID_82580_FIBER), board_82575 },
{ PCI_VDEVICE(INTEL, E1000_DEV_ID_82580_SERDES), board_82575 },
@@ -133,6 +133,12 @@ static void igb_msg_task(struct igb_adapter *);
static void igb_vmm_control(struct igb_adapter *);
static int igb_set_vf_mac(struct igb_adapter *, int, unsigned char *);
static void igb_restore_vf_multicasts(struct igb_adapter *adapter);
+static int igb_ndo_set_vf_mac(struct net_device *netdev, int vf, u8 *mac);
+static int igb_ndo_set_vf_vlan(struct net_device *netdev,
+ int vf, u16 vlan, u8 qos);
+static int igb_ndo_set_vf_bw(struct net_device *netdev, int vf, int tx_rate);
+static int igb_ndo_get_vf_config(struct net_device *netdev, int vf,
+ struct ifla_vf_info *ivi);
#ifdef CONFIG_PM
static int igb_suspend(struct pci_dev *, pm_message_t);
@@ -1352,6 +1358,10 @@ static const struct net_device_ops igb_netdev_ops = {
.ndo_vlan_rx_register = igb_vlan_rx_register,
.ndo_vlan_rx_add_vid = igb_vlan_rx_add_vid,
.ndo_vlan_rx_kill_vid = igb_vlan_rx_kill_vid,
+ .ndo_set_vf_mac = igb_ndo_set_vf_mac,
+ .ndo_set_vf_vlan = igb_ndo_set_vf_vlan,
+ .ndo_set_vf_tx_rate = igb_ndo_set_vf_bw,
+ .ndo_get_vf_config = igb_ndo_get_vf_config,
#ifdef CONFIG_NET_POLL_CONTROLLER
.ndo_poll_controller = igb_netpoll,
#endif
@@ -2479,7 +2489,8 @@ static void igb_rlpml_set(struct igb_adapter *adapter)
wr32(E1000_RLPML, max_frame_size);
}
-static inline void igb_set_vmolr(struct igb_adapter *adapter, int vfn)
+static inline void igb_set_vmolr(struct igb_adapter *adapter,
+ int vfn, bool aupe)
{
struct e1000_hw *hw = &adapter->hw;
u32 vmolr;
@@ -2492,8 +2503,11 @@ static inline void igb_set_vmolr(struct igb_adapter *adapter, int vfn)
return;
vmolr = rd32(E1000_VMOLR(vfn));
- vmolr |= E1000_VMOLR_AUPE | /* Accept untagged packets */
- E1000_VMOLR_STRVLAN; /* Strip vlan tags */
+ vmolr |= E1000_VMOLR_STRVLAN; /* Strip vlan tags */
+ if (aupe)
+ vmolr |= E1000_VMOLR_AUPE; /* Accept untagged packets */
+ else
+ vmolr &= ~(E1000_VMOLR_AUPE); /* Tagged packets ONLY */
/* clear all bits that might not be set */
vmolr &= ~(E1000_VMOLR_BAM | E1000_VMOLR_RSSE);
@@ -2564,7 +2578,7 @@ void igb_configure_rx_ring(struct igb_adapter *adapter,
wr32(E1000_SRRCTL(reg_idx), srrctl);
/* set filtering for VMDQ pools */
- igb_set_vmolr(adapter, reg_idx & 0x7);
+ igb_set_vmolr(adapter, reg_idx & 0x7, true);
/* enable receive descriptor fetching */
rxdctl = rd32(E1000_RXDCTL(reg_idx));
@@ -2848,14 +2862,14 @@ static int igb_write_mc_addr_list(struct net_device *netdev)
u32 vmolr = 0;
int i;
- if (!netdev->mc_count) {
+ if (netdev_mc_empty(netdev)) {
/* nothing to program, so clear mc list */
igb_update_mc_addr_list(hw, NULL, 0);
igb_restore_vf_multicasts(adapter);
return 0;
}
- mta_list = kzalloc(netdev->mc_count * 6, GFP_ATOMIC);
+ mta_list = kzalloc(netdev_mc_count(netdev) * 6, GFP_ATOMIC);
if (!mta_list)
return -ENOMEM;
@@ -2865,7 +2879,7 @@ static int igb_write_mc_addr_list(struct net_device *netdev)
/* The shared function expects a packed array of only addresses. */
mc_ptr = netdev->mc_list;
- for (i = 0; i < netdev->mc_count; i++) {
+ for (i = 0; i < netdev_mc_count(netdev); i++) {
if (!mc_ptr)
break;
memcpy(mta_list + (i*ETH_ALEN), mc_ptr->dmi_addr, ETH_ALEN);
@@ -2874,7 +2888,7 @@ static int igb_write_mc_addr_list(struct net_device *netdev)
igb_update_mc_addr_list(hw, mta_list, i);
kfree(mta_list);
- return netdev->mc_count;
+ return netdev_mc_count(netdev);
}
/**
@@ -2895,12 +2909,13 @@ static int igb_write_uc_addr_list(struct net_device *netdev)
int count = 0;
/* return ENOMEM indicating insufficient memory for addresses */
- if (netdev->uc.count > rar_entries)
+ if (netdev_uc_count(netdev) > rar_entries)
return -ENOMEM;
- if (netdev->uc.count && rar_entries) {
+ if (!netdev_uc_empty(netdev) && rar_entries) {
struct netdev_hw_addr *ha;
- list_for_each_entry(ha, &netdev->uc.list, list) {
+
+ netdev_for_each_uc_addr(ha, netdev) {
if (!rar_entries)
break;
igb_rar_set_qsel(adapter, ha->addr,
@@ -4095,6 +4110,9 @@ static irqreturn_t igb_msix_other(int irq, void *data)
u32 icr = rd32(E1000_ICR);
/* reading ICR causes bit 31 of EICR to be cleared */
+ if (icr & E1000_ICR_DRSTA)
+ schedule_work(&adapter->reset_task);
+
if (icr & E1000_ICR_DOUTSYNC) {
/* HW is reporting DMA is out of sync */
adapter->stats.doosync++;
@@ -4486,10 +4504,57 @@ static s32 igb_vlvf_set(struct igb_adapter *adapter, u32 vid, bool add, u32 vf)
reg |= size;
wr32(E1000_VMOLR(vf), reg);
}
- return 0;
}
}
- return -1;
+ return 0;
+}
+
+static void igb_set_vmvir(struct igb_adapter *adapter, u32 vid, u32 vf)
+{
+ struct e1000_hw *hw = &adapter->hw;
+
+ if (vid)
+ wr32(E1000_VMVIR(vf), (vid | E1000_VMVIR_VLANA_DEFAULT));
+ else
+ wr32(E1000_VMVIR(vf), 0);
+}
+
+static int igb_ndo_set_vf_vlan(struct net_device *netdev,
+ int vf, u16 vlan, u8 qos)
+{
+ int err = 0;
+ struct igb_adapter *adapter = netdev_priv(netdev);
+
+ if ((vf >= adapter->vfs_allocated_count) || (vlan > 4095) || (qos > 7))
+ return -EINVAL;
+ if (vlan || qos) {
+ err = igb_vlvf_set(adapter, vlan, !!vlan, vf);
+ if (err)
+ goto out;
+ igb_set_vmvir(adapter, vlan | (qos << VLAN_PRIO_SHIFT), vf);
+ igb_set_vmolr(adapter, vf, !vlan);
+ adapter->vf_data[vf].pf_vlan = vlan;
+ adapter->vf_data[vf].pf_qos = qos;
+ dev_info(&adapter->pdev->dev,
+ "Setting VLAN %d, QOS 0x%x on VF %d\n", vlan, qos, vf);
+ if (test_bit(__IGB_DOWN, &adapter->state)) {
+ dev_warn(&adapter->pdev->dev,
+ "The VF VLAN has been set,"
+ " but the PF device is not up.\n");
+ dev_warn(&adapter->pdev->dev,
+ "Bring the PF device up before"
+ " attempting to use the VF device.\n");
+ }
+ } else {
+ igb_vlvf_set(adapter, adapter->vf_data[vf].pf_vlan,
+ false, vf);
+ igb_set_vmvir(adapter, vlan, vf);
+ igb_set_vmolr(adapter, vf, true);
+ adapter->vf_data[vf].pf_vlan = 0;
+ adapter->vf_data[vf].pf_qos = 0;
+ }
+out:
+ return err;
}
static int igb_set_vf_vlan(struct igb_adapter *adapter, u32 *msgbuf, u32 vf)
@@ -4502,15 +4567,21 @@ static int igb_set_vf_vlan(struct igb_adapter *adapter, u32 *msgbuf, u32 vf)
static inline void igb_vf_reset(struct igb_adapter *adapter, u32 vf)
{
- /* clear all flags */
- adapter->vf_data[vf].flags = 0;
+ /* clear flags */
+ adapter->vf_data[vf].flags &= ~(IGB_VF_FLAG_PF_SET_MAC);
adapter->vf_data[vf].last_nack = jiffies;
/* reset offloads to defaults */
- igb_set_vmolr(adapter, vf);
+ igb_set_vmolr(adapter, vf, true);
/* reset vlans for device */
igb_clear_vf_vfta(adapter, vf);
+ if (adapter->vf_data[vf].pf_vlan)
+ igb_ndo_set_vf_vlan(adapter->netdev, vf,
+ adapter->vf_data[vf].pf_vlan,
+ adapter->vf_data[vf].pf_qos);
+ else
+ igb_clear_vf_vfta(adapter, vf);
/* reset multicast table array for vf */
adapter->vf_data[vf].num_vf_mc_hashes = 0;
@@ -4524,7 +4595,8 @@ static void igb_vf_reset_event(struct igb_adapter *adapter, u32 vf)
unsigned char *vf_mac = adapter->vf_data[vf].vf_mac_addresses;
/* generate a new mac address as we were hotplug removed/added */
- random_ether_addr(vf_mac);
+ if (!(adapter->vf_data[vf].flags & IGB_VF_FLAG_PF_SET_MAC))
+ random_ether_addr(vf_mac);
/* process remaining reset events */
igb_vf_reset(adapter, vf);
@@ -4637,7 +4709,10 @@ static void igb_rcv_msg_from_vf(struct igb_adapter *adapter, u32 vf)
retval = igb_set_vf_rlpml(adapter, msgbuf[1], vf);
break;
case E1000_VF_SET_VLAN:
- retval = igb_set_vf_vlan(adapter, msgbuf, vf);
+ if (adapter->vf_data[vf].pf_vlan)
+ retval = -1;
+ else
+ retval = igb_set_vf_vlan(adapter, msgbuf, vf);
break;
default:
dev_err(&pdev->dev, "Unhandled Msg %08x\n", msgbuf[0]);
@@ -4718,6 +4793,9 @@ static irqreturn_t igb_intr_msi(int irq, void *data)
igb_write_itr(q_vector);
+ if (icr & E1000_ICR_DRSTA)
+ schedule_work(&adapter->reset_task);
+
if (icr & E1000_ICR_DOUTSYNC) {
/* HW is reporting DMA is out of sync */
adapter->stats.doosync++;
@@ -4757,6 +4835,9 @@ static irqreturn_t igb_intr(int irq, void *data)
if (!(icr & E1000_ICR_INT_ASSERTED))
return IRQ_NONE;
+ if (icr & E1000_ICR_DRSTA)
+ schedule_work(&adapter->reset_task);
+
if (icr & E1000_ICR_DOUTSYNC) {
/* HW is reporting DMA is out of sync */
adapter->stats.doosync++;
@@ -5993,6 +6074,43 @@ static int igb_set_vf_mac(struct igb_adapter *adapter,
return 0;
}
+static int igb_ndo_set_vf_mac(struct net_device *netdev, int vf, u8 *mac)
+{
+ struct igb_adapter *adapter = netdev_priv(netdev);
+ if (!is_valid_ether_addr(mac) || (vf >= adapter->vfs_allocated_count))
+ return -EINVAL;
+ adapter->vf_data[vf].flags |= IGB_VF_FLAG_PF_SET_MAC;
+ dev_info(&adapter->pdev->dev, "setting MAC %pM on VF %d\n", mac, vf);
+ dev_info(&adapter->pdev->dev, "Reload the VF driver to make this"
+ " change effective.");
+ if (test_bit(__IGB_DOWN, &adapter->state)) {
+ dev_warn(&adapter->pdev->dev, "The VF MAC address has been set,"
+ " but the PF device is not up.\n");
+ dev_warn(&adapter->pdev->dev, "Bring the PF device up before"
+ " attempting to use the VF device.\n");
+ }
+ return igb_set_vf_mac(adapter, vf, mac);
+}
+
+static int igb_ndo_set_vf_bw(struct net_device *netdev, int vf, int tx_rate)
+{
+ return -EOPNOTSUPP;
+}
+
+static int igb_ndo_get_vf_config(struct net_device *netdev,
+ int vf, struct ifla_vf_info *ivi)
+{
+ struct igb_adapter *adapter = netdev_priv(netdev);
+ if (vf >= adapter->vfs_allocated_count)
+ return -EINVAL;
+ ivi->vf = vf;
+ memcpy(&ivi->mac, adapter->vf_data[vf].vf_mac_addresses, ETH_ALEN);
+ ivi->tx_rate = 0;
+ ivi->vlan = adapter->vf_data[vf].pf_vlan;
+ ivi->qos = adapter->vf_data[vf].pf_qos;
+ return 0;
+}
+
static void igb_vmm_control(struct igb_adapter *adapter)
{
struct e1000_hw *hw = &adapter->hw;
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-27 20:58:27 +0000