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path: root/drivers/net/ethernet/intel/i40e/i40e_main.c
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Diffstat (limited to 'drivers/net/ethernet/intel/i40e/i40e_main.c')
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_main.c149
1 files changed, 108 insertions, 41 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index a5f2660d552d..cbe281be1c9f 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -39,7 +39,7 @@ static const char i40e_driver_string[] =
#define DRV_VERSION_MAJOR 1
#define DRV_VERSION_MINOR 2
-#define DRV_VERSION_BUILD 2
+#define DRV_VERSION_BUILD 6
#define DRV_VERSION __stringify(DRV_VERSION_MAJOR) "." \
__stringify(DRV_VERSION_MINOR) "." \
__stringify(DRV_VERSION_BUILD) DRV_KERN
@@ -2819,8 +2819,9 @@ static void i40e_vsi_configure_msix(struct i40e_vsi *vsi)
* i40e_enable_misc_int_causes - enable the non-queue interrupts
* @hw: ptr to the hardware info
**/
-static void i40e_enable_misc_int_causes(struct i40e_hw *hw)
+static void i40e_enable_misc_int_causes(struct i40e_pf *pf)
{
+ struct i40e_hw *hw = &pf->hw;
u32 val;
/* clear things first */
@@ -2832,11 +2833,13 @@ static void i40e_enable_misc_int_causes(struct i40e_hw *hw)
I40E_PFINT_ICR0_ENA_GRST_MASK |
I40E_PFINT_ICR0_ENA_PCI_EXCEPTION_MASK |
I40E_PFINT_ICR0_ENA_GPIO_MASK |
- I40E_PFINT_ICR0_ENA_TIMESYNC_MASK |
I40E_PFINT_ICR0_ENA_HMC_ERR_MASK |
I40E_PFINT_ICR0_ENA_VFLR_MASK |
I40E_PFINT_ICR0_ENA_ADMINQ_MASK;
+ if (pf->flags & I40E_FLAG_PTP)
+ val |= I40E_PFINT_ICR0_ENA_TIMESYNC_MASK;
+
wr32(hw, I40E_PFINT_ICR0_ENA, val);
/* SW_ITR_IDX = 0, but don't change INTENA */
@@ -2866,7 +2869,7 @@ static void i40e_configure_msi_and_legacy(struct i40e_vsi *vsi)
q_vector->tx.latency_range = I40E_LOW_LATENCY;
wr32(hw, I40E_PFINT_ITR0(I40E_TX_ITR), q_vector->tx.itr);
- i40e_enable_misc_int_causes(hw);
+ i40e_enable_misc_int_causes(pf);
/* FIRSTQ_INDX = 0, FIRSTQ_TYPE = 0 (rx) */
wr32(hw, I40E_PFINT_LNKLST0, 0);
@@ -2937,7 +2940,7 @@ void i40e_irq_dynamic_enable(struct i40e_vsi *vsi, int vector)
/**
* i40e_irq_dynamic_disable - Disable default interrupt generation settings
* @vsi: pointer to a vsi
- * @vector: enable a particular Hw Interrupt vector
+ * @vector: disable a particular Hw Interrupt vector
**/
void i40e_irq_dynamic_disable(struct i40e_vsi *vsi, int vector)
{
@@ -3402,10 +3405,10 @@ static int i40e_vsi_request_irq(struct i40e_vsi *vsi, char *basename)
err = i40e_vsi_request_irq_msix(vsi, basename);
else if (pf->flags & I40E_FLAG_MSI_ENABLED)
err = request_irq(pf->pdev->irq, i40e_intr, 0,
- pf->misc_int_name, pf);
+ pf->int_name, pf);
else
err = request_irq(pf->pdev->irq, i40e_intr, IRQF_SHARED,
- pf->misc_int_name, pf);
+ pf->int_name, pf);
if (err)
dev_info(&pf->pdev->dev, "request_irq failed, Error %d\n", err);
@@ -3999,6 +4002,35 @@ static int i40e_pf_wait_txq_disabled(struct i40e_pf *pf)
#endif
/**
+ * i40e_get_iscsi_tc_map - Return TC map for iSCSI APP
+ * @pf: pointer to pf
+ *
+ * Get TC map for ISCSI PF type that will include iSCSI TC
+ * and LAN TC.
+ **/
+static u8 i40e_get_iscsi_tc_map(struct i40e_pf *pf)
+{
+ struct i40e_dcb_app_priority_table app;
+ struct i40e_hw *hw = &pf->hw;
+ u8 enabled_tc = 1; /* TC0 is always enabled */
+ u8 tc, i;
+ /* Get the iSCSI APP TLV */
+ struct i40e_dcbx_config *dcbcfg = &hw->local_dcbx_config;
+
+ for (i = 0; i < dcbcfg->numapps; i++) {
+ app = dcbcfg->app[i];
+ if (app.selector == I40E_APP_SEL_TCPIP &&
+ app.protocolid == I40E_APP_PROTOID_ISCSI) {
+ tc = dcbcfg->etscfg.prioritytable[app.priority];
+ enabled_tc |= (1 << tc);
+ break;
+ }
+ }
+
+ return enabled_tc;
+}
+
+/**
* i40e_dcb_get_num_tc - Get the number of TCs from DCBx config
* @dcbcfg: the corresponding DCBx configuration structure
*
@@ -4061,18 +4093,23 @@ static u8 i40e_pf_get_num_tc(struct i40e_pf *pf)
if (!(pf->flags & I40E_FLAG_DCB_ENABLED))
return 1;
+ /* SFP mode will be enabled for all TCs on port */
+ if (!(pf->flags & I40E_FLAG_MFP_ENABLED))
+ return i40e_dcb_get_num_tc(dcbcfg);
+
/* MFP mode return count of enabled TCs for this PF */
- if (pf->flags & I40E_FLAG_MFP_ENABLED) {
+ if (pf->hw.func_caps.iscsi)
+ enabled_tc = i40e_get_iscsi_tc_map(pf);
+ else
enabled_tc = pf->hw.func_caps.enabled_tcmap;
- for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) {
- if (enabled_tc & (1 << i))
- num_tc++;
- }
- return num_tc;
- }
- /* SFP mode will be enabled for all TCs on port */
- return i40e_dcb_get_num_tc(dcbcfg);
+ /* At least have TC0 */
+ enabled_tc = (enabled_tc ? enabled_tc : 0x1);
+ for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) {
+ if (enabled_tc & (1 << i))
+ num_tc++;
+ }
+ return num_tc;
}
/**
@@ -4110,12 +4147,15 @@ static u8 i40e_pf_get_tc_map(struct i40e_pf *pf)
if (!(pf->flags & I40E_FLAG_DCB_ENABLED))
return i40e_pf_get_default_tc(pf);
- /* MFP mode will have enabled TCs set by FW */
- if (pf->flags & I40E_FLAG_MFP_ENABLED)
- return pf->hw.func_caps.enabled_tcmap;
-
/* SFP mode we want PF to be enabled for all TCs */
- return i40e_dcb_get_enabled_tc(&pf->hw.local_dcbx_config);
+ if (!(pf->flags & I40E_FLAG_MFP_ENABLED))
+ return i40e_dcb_get_enabled_tc(&pf->hw.local_dcbx_config);
+
+ /* MPF enabled and iSCSI PF type */
+ if (pf->hw.func_caps.iscsi)
+ return i40e_get_iscsi_tc_map(pf);
+ else
+ return pf->hw.func_caps.enabled_tcmap;
}
/**
@@ -4505,9 +4545,6 @@ static int i40e_init_pf_dcb(struct i40e_pf *pf)
struct i40e_hw *hw = &pf->hw;
int err = 0;
- if (pf->hw.func_caps.npar_enable)
- goto out;
-
/* Get the initial DCB configuration */
err = i40e_init_dcb(hw);
if (!err) {
@@ -4533,7 +4570,8 @@ static int i40e_init_pf_dcb(struct i40e_pf *pf)
"DCBX offload is supported for this PF.\n");
}
} else {
- dev_info(&pf->pdev->dev, "AQ Querying DCB configuration failed: %d\n",
+ dev_info(&pf->pdev->dev,
+ "AQ Querying DCB configuration failed: aq_err %d\n",
pf->hw.aq.asq_last_status);
}
@@ -4557,6 +4595,15 @@ static void i40e_print_link_message(struct i40e_vsi *vsi, bool isup)
return;
}
+ /* Warn user if link speed on NPAR enabled partition is not at
+ * least 10GB
+ */
+ if (vsi->back->hw.func_caps.npar_enable &&
+ (vsi->back->hw.phy.link_info.link_speed == I40E_LINK_SPEED_1GB ||
+ vsi->back->hw.phy.link_info.link_speed == I40E_LINK_SPEED_100MB))
+ netdev_warn(vsi->netdev,
+ "The partition detected link speed that is less than 10Gbps\n");
+
switch (vsi->back->hw.phy.link_info.link_speed) {
case I40E_LINK_SPEED_40GB:
strlcpy(speed, "40 Gbps", SPEED_SIZE);
@@ -4836,7 +4883,7 @@ static int i40e_open(struct net_device *netdev)
int i40e_vsi_open(struct i40e_vsi *vsi)
{
struct i40e_pf *pf = vsi->back;
- char int_name[IFNAMSIZ];
+ char int_name[I40E_INT_NAME_STR_LEN];
int err;
/* allocate descriptors */
@@ -4870,7 +4917,7 @@ int i40e_vsi_open(struct i40e_vsi *vsi)
goto err_set_queues;
} else if (vsi->type == I40E_VSI_FDIR) {
- snprintf(int_name, sizeof(int_name) - 1, "%s-%s-fdir",
+ snprintf(int_name, sizeof(int_name) - 1, "%s-%s:fdir",
dev_driver_string(&pf->pdev->dev),
dev_name(&pf->pdev->dev));
err = i40e_vsi_request_irq(vsi, int_name);
@@ -5494,14 +5541,18 @@ static void i40e_link_event(struct i40e_pf *pf)
{
bool new_link, old_link;
struct i40e_vsi *vsi = pf->vsi[pf->lan_vsi];
+ u8 new_link_speed, old_link_speed;
/* set this to force the get_link_status call to refresh state */
pf->hw.phy.get_link_info = true;
old_link = (pf->hw.phy.link_info_old.link_info & I40E_AQ_LINK_UP);
new_link = i40e_get_link_status(&pf->hw);
+ old_link_speed = pf->hw.phy.link_info_old.link_speed;
+ new_link_speed = pf->hw.phy.link_info.link_speed;
if (new_link == old_link &&
+ new_link_speed == old_link_speed &&
(test_bit(__I40E_DOWN, &vsi->state) ||
new_link == netif_carrier_ok(vsi->netdev)))
return;
@@ -6175,8 +6226,9 @@ static void i40e_reset_and_rebuild(struct i40e_pf *pf, bool reinit)
#ifdef CONFIG_I40E_DCB
ret = i40e_init_pf_dcb(pf);
if (ret) {
- dev_info(&pf->pdev->dev, "init_pf_dcb failed: %d\n", ret);
- goto end_core_reset;
+ dev_info(&pf->pdev->dev, "DCB init failed %d, disabled\n", ret);
+ pf->flags &= ~I40E_FLAG_DCB_CAPABLE;
+ /* Continue without DCB enabled */
}
#endif /* CONFIG_I40E_DCB */
#ifdef I40E_FCOE
@@ -6881,17 +6933,17 @@ static int i40e_init_msix(struct i40e_pf *pf)
if (pf->flags & I40E_FLAG_FD_SB_ENABLED)
other_vecs++;
+ /* Scale down if necessary, and the rings will share vectors */
+ pf->num_lan_msix = min_t(int, pf->num_lan_msix,
+ (hw->func_caps.num_msix_vectors - other_vecs));
+ v_budget = pf->num_lan_msix + other_vecs;
+
#ifdef I40E_FCOE
if (pf->flags & I40E_FLAG_FCOE_ENABLED) {
pf->num_fcoe_msix = pf->num_fcoe_qps;
v_budget += pf->num_fcoe_msix;
}
-
#endif
- /* Scale down if necessary, and the rings will share vectors */
- pf->num_lan_msix = min_t(int, pf->num_lan_msix,
- (hw->func_caps.num_msix_vectors - other_vecs));
- v_budget = pf->num_lan_msix + other_vecs;
pf->msix_entries = kcalloc(v_budget, sizeof(struct msix_entry),
GFP_KERNEL);
@@ -7113,16 +7165,16 @@ static int i40e_setup_misc_vector(struct i40e_pf *pf)
*/
if (!test_bit(__I40E_RESET_RECOVERY_PENDING, &pf->state)) {
err = request_irq(pf->msix_entries[0].vector,
- i40e_intr, 0, pf->misc_int_name, pf);
+ i40e_intr, 0, pf->int_name, pf);
if (err) {
dev_info(&pf->pdev->dev,
"request_irq for %s failed: %d\n",
- pf->misc_int_name, err);
+ pf->int_name, err);
return -EFAULT;
}
}
- i40e_enable_misc_int_causes(hw);
+ i40e_enable_misc_int_causes(pf);
/* associate no queues to the misc vector */
wr32(hw, I40E_PFINT_LNKLST0, I40E_QUEUE_END_OF_LIST);
@@ -7306,7 +7358,7 @@ static int i40e_sw_init(struct i40e_pf *pf)
#endif /* I40E_FCOE */
#ifdef CONFIG_PCI_IOV
- if (pf->hw.func_caps.num_vfs) {
+ if (pf->hw.func_caps.num_vfs && pf->hw.partition_id == 1) {
pf->num_vf_qps = I40E_DEFAULT_QUEUES_PER_VF;
pf->flags |= I40E_FLAG_SRIOV_ENABLED;
pf->num_req_vfs = min_t(int,
@@ -7766,7 +7818,8 @@ static int i40e_add_vsi(struct i40e_vsi *vsi)
enabled_tc = i40e_pf_get_tc_map(pf);
/* MFP mode setup queue map and update VSI */
- if (pf->flags & I40E_FLAG_MFP_ENABLED) {
+ if ((pf->flags & I40E_FLAG_MFP_ENABLED) &&
+ !(pf->hw.func_caps.iscsi)) { /* NIC type PF */
memset(&ctxt, 0, sizeof(ctxt));
ctxt.seid = pf->main_vsi_seid;
ctxt.pf_num = pf->hw.pf_id;
@@ -7787,6 +7840,8 @@ static int i40e_add_vsi(struct i40e_vsi *vsi)
/* Default/Main VSI is only enabled for TC0
* reconfigure it to enable all TCs that are
* available on the port in SFP mode.
+ * For MFP case the iSCSI PF would use this
+ * flow to enable LAN+iSCSI TC.
*/
ret = i40e_vsi_config_tc(vsi, enabled_tc);
if (ret) {
@@ -9164,7 +9219,7 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
hw->aq.asq_buf_size = I40E_MAX_AQ_BUF_SIZE;
pf->adminq_work_limit = I40E_AQ_WORK_LIMIT;
- snprintf(pf->misc_int_name, sizeof(pf->misc_int_name) - 1,
+ snprintf(pf->int_name, sizeof(pf->int_name) - 1,
"%s-%s:misc",
dev_driver_string(&pf->pdev->dev), dev_name(&pdev->dev));
@@ -9227,6 +9282,16 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
goto err_configure_lan_hmc;
}
+ /* Disable LLDP for NICs that have firmware versions lower than v4.3.
+ * Ignore error return codes because if it was already disabled via
+ * hardware settings this will fail
+ */
+ if (((pf->hw.aq.fw_maj_ver == 4) && (pf->hw.aq.fw_min_ver < 3)) ||
+ (pf->hw.aq.fw_maj_ver < 4)) {
+ dev_info(&pdev->dev, "Stopping firmware LLDP agent.\n");
+ i40e_aq_stop_lldp(hw, true, NULL);
+ }
+
i40e_get_mac_addr(hw, hw->mac.addr);
if (!is_valid_ether_addr(hw->mac.addr)) {
dev_info(&pdev->dev, "invalid MAC address %pM\n", hw->mac.addr);
@@ -9256,7 +9321,7 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
#ifdef CONFIG_I40E_DCB
err = i40e_init_pf_dcb(pf);
if (err) {
- dev_info(&pdev->dev, "init_pf_dcb failed: %d\n", err);
+ dev_info(&pdev->dev, "DCB init failed %d, disabled\n", err);
pf->flags &= ~I40E_FLAG_DCB_CAPABLE;
/* Continue without DCB enabled */
}
@@ -9671,6 +9736,8 @@ static int i40e_suspend(struct pci_dev *pdev, pm_message_t state)
set_bit(__I40E_SUSPENDED, &pf->state);
set_bit(__I40E_DOWN, &pf->state);
+ del_timer_sync(&pf->service_timer);
+ cancel_work_sync(&pf->service_task);
rtnl_lock();
i40e_prep_for_reset(pf);
rtnl_unlock();
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