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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.c183
1 files changed, 126 insertions, 57 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index c3a7f4a4b775..de664631c807 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 0
-#define DRV_VERSION_BUILD 11
+#define DRV_VERSION_BUILD 21
#define DRV_VERSION __stringify(DRV_VERSION_MAJOR) "." \
__stringify(DRV_VERSION_MINOR) "." \
__stringify(DRV_VERSION_BUILD) DRV_KERN
@@ -74,6 +74,7 @@ static const struct pci_device_id i40e_pci_tbl[] = {
{PCI_VDEVICE(INTEL, I40E_DEV_ID_QSFP_A), 0},
{PCI_VDEVICE(INTEL, I40E_DEV_ID_QSFP_B), 0},
{PCI_VDEVICE(INTEL, I40E_DEV_ID_QSFP_C), 0},
+ {PCI_VDEVICE(INTEL, I40E_DEV_ID_10G_BASE_T), 0},
/* required last entry */
{0, }
};
@@ -812,7 +813,10 @@ static void i40e_update_vsi_stats(struct i40e_vsi *vsi)
struct i40e_eth_stats *oes;
struct i40e_eth_stats *es; /* device's eth stats */
u32 tx_restart, tx_busy;
+ struct i40e_ring *p;
u32 rx_page, rx_buf;
+ u64 bytes, packets;
+ unsigned int start;
u64 rx_p, rx_b;
u64 tx_p, tx_b;
u16 q;
@@ -836,10 +840,6 @@ static void i40e_update_vsi_stats(struct i40e_vsi *vsi)
rx_buf = 0;
rcu_read_lock();
for (q = 0; q < vsi->num_queue_pairs; q++) {
- struct i40e_ring *p;
- u64 bytes, packets;
- unsigned int start;
-
/* locate Tx ring */
p = ACCESS_ONCE(vsi->tx_rings[q]);
@@ -2462,10 +2462,14 @@ static int i40e_configure_tx_ring(struct i40e_ring *ring)
}
/* Now associate this queue with this PCI function */
- if (vsi->type == I40E_VSI_VMDQ2)
+ if (vsi->type == I40E_VSI_VMDQ2) {
qtx_ctl = I40E_QTX_CTL_VM_QUEUE;
- else
+ qtx_ctl |= ((vsi->id) << I40E_QTX_CTL_VFVM_INDX_SHIFT) &
+ I40E_QTX_CTL_VFVM_INDX_MASK;
+ } else {
qtx_ctl = I40E_QTX_CTL_PF_QUEUE;
+ }
+
qtx_ctl |= ((hw->pf_id << I40E_QTX_CTL_PF_INDX_SHIFT) &
I40E_QTX_CTL_PF_INDX_MASK);
wr32(hw, I40E_QTX_CTL(pf_q), qtx_ctl);
@@ -3440,7 +3444,7 @@ static int i40e_pf_txq_wait(struct i40e_pf *pf, int pf_q, bool enable)
if (enable == !!(tx_reg & I40E_QTX_ENA_QENA_STAT_MASK))
break;
- udelay(10);
+ usleep_range(10, 20);
}
if (i >= I40E_QUEUE_WAIT_RETRY_LIMIT)
return -ETIMEDOUT;
@@ -3466,7 +3470,7 @@ static int i40e_vsi_control_tx(struct i40e_vsi *vsi, bool enable)
/* warn the TX unit of coming changes */
i40e_pre_tx_queue_cfg(&pf->hw, pf_q, enable);
if (!enable)
- udelay(10);
+ usleep_range(10, 20);
for (j = 0; j < 50; j++) {
tx_reg = rd32(hw, I40E_QTX_ENA(pf_q));
@@ -3526,7 +3530,7 @@ static int i40e_pf_rxq_wait(struct i40e_pf *pf, int pf_q, bool enable)
if (enable == !!(rx_reg & I40E_QRX_ENA_QENA_STAT_MASK))
break;
- udelay(10);
+ usleep_range(10, 20);
}
if (i >= I40E_QUEUE_WAIT_RETRY_LIMIT)
return -ETIMEDOUT;
@@ -4449,6 +4453,9 @@ static void i40e_print_link_message(struct i40e_vsi *vsi, bool isup)
case I40E_LINK_SPEED_1GB:
strlcpy(speed, "1000 Mbps", SPEED_SIZE);
break;
+ case I40E_LINK_SPEED_100MB:
+ strncpy(speed, "100 Mbps", SPEED_SIZE);
+ break;
default:
break;
}
@@ -4479,12 +4486,8 @@ static void i40e_print_link_message(struct i40e_vsi *vsi, bool isup)
static int i40e_up_complete(struct i40e_vsi *vsi)
{
struct i40e_pf *pf = vsi->back;
- u8 set_fc_aq_fail = 0;
int err;
- /* force flow control off */
- i40e_set_fc(&pf->hw, &set_fc_aq_fail, true);
-
if (pf->flags & I40E_FLAG_MSIX_ENABLED)
i40e_vsi_configure_msix(vsi);
else
@@ -5212,6 +5215,9 @@ static void i40e_fdir_flush_and_replay(struct i40e_pf *pf)
int flush_wait_retry = 50;
int reg;
+ if (!(pf->flags & (I40E_FLAG_FD_SB_ENABLED | I40E_FLAG_FD_ATR_ENABLED)))
+ return;
+
if (time_after(jiffies, pf->fd_flush_timestamp +
(I40E_MIN_FD_FLUSH_INTERVAL * HZ))) {
set_bit(__I40E_FD_FLUSH_REQUESTED, &pf->state);
@@ -5273,6 +5279,9 @@ static void i40e_fdir_reinit_subtask(struct i40e_pf *pf)
if (test_bit(__I40E_DOWN, &pf->state))
return;
+ if (!(pf->flags & (I40E_FLAG_FD_SB_ENABLED | I40E_FLAG_FD_ATR_ENABLED)))
+ return;
+
if ((pf->fd_add_err >= I40E_MAX_FD_PROGRAM_ERROR) &&
(i40e_get_current_atr_cnt(pf) >= pf->fd_atr_cnt) &&
(i40e_get_current_atr_cnt(pf) > pf->fdir_pf_filter_count))
@@ -5353,14 +5362,21 @@ static void i40e_veb_link_event(struct i40e_veb *veb, bool link_up)
static void i40e_link_event(struct i40e_pf *pf)
{
bool new_link, old_link;
+ struct i40e_vsi *vsi = pf->vsi[pf->lan_vsi];
+
+ /* set this to force the get_link_status call to refresh state */
+ pf->hw.phy.get_link_info = true;
- new_link = (pf->hw.phy.link_info.link_info & I40E_AQ_LINK_UP);
old_link = (pf->hw.phy.link_info_old.link_info & I40E_AQ_LINK_UP);
+ new_link = i40e_get_link_status(&pf->hw);
- if (new_link == old_link)
+ if (new_link == old_link &&
+ (test_bit(__I40E_DOWN, &vsi->state) ||
+ new_link == netif_carrier_ok(vsi->netdev)))
return;
- if (!test_bit(__I40E_DOWN, &pf->vsi[pf->lan_vsi]->state))
- i40e_print_link_message(pf->vsi[pf->lan_vsi], new_link);
+
+ if (!test_bit(__I40E_DOWN, &vsi->state))
+ i40e_print_link_message(vsi, new_link);
/* Notify the base of the switch tree connected to
* the link. Floating VEBs are not notified.
@@ -5368,7 +5384,7 @@ static void i40e_link_event(struct i40e_pf *pf)
if (pf->lan_veb != I40E_NO_VEB && pf->veb[pf->lan_veb])
i40e_veb_link_event(pf->veb[pf->lan_veb], new_link);
else
- i40e_vsi_link_event(pf->vsi[pf->lan_vsi], new_link);
+ i40e_vsi_link_event(vsi, new_link);
if (pf->vf)
i40e_vc_notify_link_state(pf);
@@ -5433,7 +5449,7 @@ static void i40e_check_hang_subtask(struct i40e_pf *pf)
}
/**
- * i40e_watchdog_subtask - Check and bring link up
+ * i40e_watchdog_subtask - periodic checks not using event driven response
* @pf: board private structure
**/
static void i40e_watchdog_subtask(struct i40e_pf *pf)
@@ -5445,6 +5461,15 @@ static void i40e_watchdog_subtask(struct i40e_pf *pf)
test_bit(__I40E_CONFIG_BUSY, &pf->state))
return;
+ /* make sure we don't do these things too often */
+ if (time_before(jiffies, (pf->service_timer_previous +
+ pf->service_timer_period)))
+ return;
+ pf->service_timer_previous = jiffies;
+
+ i40e_check_hang_subtask(pf);
+ i40e_link_event(pf);
+
/* Update the stats for active netdevs so the network stack
* can look at updated numbers whenever it cares to
*/
@@ -5525,33 +5550,20 @@ static void i40e_handle_link_event(struct i40e_pf *pf,
memcpy(&pf->hw.phy.link_info_old, hw_link_info,
sizeof(pf->hw.phy.link_info_old));
+ /* Do a new status request to re-enable LSE reporting
+ * and load new status information into the hw struct
+ * This completely ignores any state information
+ * in the ARQ event info, instead choosing to always
+ * issue the AQ update link status command.
+ */
+ i40e_link_event(pf);
+
/* check for unqualified module, if link is down */
if ((status->link_info & I40E_AQ_MEDIA_AVAILABLE) &&
(!(status->an_info & I40E_AQ_QUALIFIED_MODULE)) &&
(!(status->link_info & I40E_AQ_LINK_UP)))
dev_err(&pf->pdev->dev,
"The driver failed to link because an unqualified module was detected.\n");
-
- /* update link status */
- hw_link_info->phy_type = (enum i40e_aq_phy_type)status->phy_type;
- hw_link_info->link_speed = (enum i40e_aq_link_speed)status->link_speed;
- hw_link_info->link_info = status->link_info;
- hw_link_info->an_info = status->an_info;
- hw_link_info->ext_info = status->ext_info;
- hw_link_info->lse_enable =
- le16_to_cpu(status->command_flags) &
- I40E_AQ_LSE_ENABLE;
-
- /* process the event */
- i40e_link_event(pf);
-
- /* Do a new status request to re-enable LSE reporting
- * and load new status information into the hw struct,
- * then see if the status changed while processing the
- * initial event.
- */
- i40e_update_link_info(&pf->hw, true);
- i40e_link_event(pf);
}
/**
@@ -5967,6 +5979,7 @@ static void i40e_send_version(struct i40e_pf *pf)
static void i40e_reset_and_rebuild(struct i40e_pf *pf, bool reinit)
{
struct i40e_hw *hw = &pf->hw;
+ u8 set_fc_aq_fail = 0;
i40e_status ret;
u32 v;
@@ -6038,6 +6051,20 @@ static void i40e_reset_and_rebuild(struct i40e_pf *pf, bool reinit)
if (ret)
goto end_core_reset;
+ /* driver is only interested in link up/down and module qualification
+ * reports from firmware
+ */
+ ret = i40e_aq_set_phy_int_mask(&pf->hw,
+ I40E_AQ_EVENT_LINK_UPDOWN |
+ I40E_AQ_EVENT_MODULE_QUAL_FAIL, NULL);
+ if (ret)
+ dev_info(&pf->pdev->dev, "set phy mask fail, aq_err %d\n", ret);
+
+ /* make sure our flow control settings are restored */
+ ret = i40e_set_fc(&pf->hw, &set_fc_aq_fail, true);
+ if (ret)
+ dev_info(&pf->pdev->dev, "set fc fail, aq_err %d\n", ret);
+
/* Rebuild the VSIs and VEBs that existed before reset.
* They are still in our local switch element arrays, so only
* need to rebuild the switch model in the HW.
@@ -6092,6 +6119,13 @@ static void i40e_reset_and_rebuild(struct i40e_pf *pf, bool reinit)
}
}
+ msleep(75);
+ ret = i40e_aq_set_link_restart_an(&pf->hw, true, NULL);
+ if (ret) {
+ dev_info(&pf->pdev->dev, "link restart failed, aq_err=%d\n",
+ pf->hw.aq.asq_last_status);
+ }
+
/* reinit the misc interrupt */
if (pf->flags & I40E_FLAG_MSIX_ENABLED)
ret = i40e_setup_misc_vector(pf);
@@ -6149,12 +6183,13 @@ static void i40e_handle_mdd_event(struct i40e_pf *pf)
if (reg & I40E_GL_MDET_TX_VALID_MASK) {
u8 pf_num = (reg & I40E_GL_MDET_TX_PF_NUM_MASK) >>
I40E_GL_MDET_TX_PF_NUM_SHIFT;
- u8 vf_num = (reg & I40E_GL_MDET_TX_VF_NUM_MASK) >>
+ u16 vf_num = (reg & I40E_GL_MDET_TX_VF_NUM_MASK) >>
I40E_GL_MDET_TX_VF_NUM_SHIFT;
u8 event = (reg & I40E_GL_MDET_TX_EVENT_MASK) >>
I40E_GL_MDET_TX_EVENT_SHIFT;
- u8 queue = (reg & I40E_GL_MDET_TX_QUEUE_MASK) >>
- I40E_GL_MDET_TX_QUEUE_SHIFT;
+ u16 queue = ((reg & I40E_GL_MDET_TX_QUEUE_MASK) >>
+ I40E_GL_MDET_TX_QUEUE_SHIFT) -
+ pf->hw.func_caps.base_queue;
if (netif_msg_tx_err(pf))
dev_info(&pf->pdev->dev, "Malicious Driver Detection event 0x%02x on TX queue %d pf number 0x%02x vf number 0x%02x\n",
event, queue, pf_num, vf_num);
@@ -6167,8 +6202,9 @@ static void i40e_handle_mdd_event(struct i40e_pf *pf)
I40E_GL_MDET_RX_FUNCTION_SHIFT;
u8 event = (reg & I40E_GL_MDET_RX_EVENT_MASK) >>
I40E_GL_MDET_RX_EVENT_SHIFT;
- u8 queue = (reg & I40E_GL_MDET_RX_QUEUE_MASK) >>
- I40E_GL_MDET_RX_QUEUE_SHIFT;
+ u16 queue = ((reg & I40E_GL_MDET_RX_QUEUE_MASK) >>
+ I40E_GL_MDET_RX_QUEUE_SHIFT) -
+ pf->hw.func_caps.base_queue;
if (netif_msg_rx_err(pf))
dev_info(&pf->pdev->dev, "Malicious Driver Detection event 0x%02x on RX queue %d of function 0x%02x\n",
event, queue, func);
@@ -6298,7 +6334,6 @@ static void i40e_service_task(struct work_struct *work)
i40e_vc_process_vflr_event(pf);
i40e_watchdog_subtask(pf);
i40e_fdir_reinit_subtask(pf);
- i40e_check_hang_subtask(pf);
i40e_sync_filters_subtask(pf);
#ifdef CONFIG_I40E_VXLAN
i40e_sync_vxlan_filters_subtask(pf);
@@ -6676,6 +6711,7 @@ static int i40e_init_msix(struct i40e_pf *pf)
{
i40e_status err = 0;
struct i40e_hw *hw = &pf->hw;
+ int other_vecs = 0;
int v_budget, i;
int vec;
@@ -6701,10 +6737,10 @@ static int i40e_init_msix(struct i40e_pf *pf)
*/
pf->num_lan_msix = pf->num_lan_qps - (pf->rss_size_max - pf->rss_size);
pf->num_vmdq_msix = pf->num_vmdq_qps;
- v_budget = 1 + pf->num_lan_msix;
- v_budget += (pf->num_vmdq_vsis * pf->num_vmdq_msix);
+ other_vecs = 1;
+ other_vecs += (pf->num_vmdq_vsis * pf->num_vmdq_msix);
if (pf->flags & I40E_FLAG_FD_SB_ENABLED)
- v_budget++;
+ other_vecs++;
#ifdef I40E_FCOE
if (pf->flags & I40E_FLAG_FCOE_ENABLED) {
@@ -6714,7 +6750,9 @@ static int i40e_init_msix(struct i40e_pf *pf)
#endif
/* Scale down if necessary, and the rings will share vectors */
- v_budget = min_t(int, v_budget, hw->func_caps.num_msix_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);
@@ -7931,8 +7969,8 @@ static int i40e_vsi_setup_vectors(struct i40e_vsi *vsi)
vsi->num_q_vectors, vsi->idx);
if (vsi->base_vector < 0) {
dev_info(&pf->pdev->dev,
- "failed to get queue tracking for VSI %d, err=%d\n",
- vsi->seid, vsi->base_vector);
+ "failed to get tracking for %d vectors for VSI %d, err=%d\n",
+ vsi->num_q_vectors, vsi->seid, vsi->base_vector);
i40e_vsi_free_q_vectors(vsi);
ret = -ENOENT;
goto vector_setup_out;
@@ -7968,8 +8006,9 @@ static struct i40e_vsi *i40e_vsi_reinit_setup(struct i40e_vsi *vsi)
ret = i40e_get_lump(pf, pf->qp_pile, vsi->alloc_queue_pairs, vsi->idx);
if (ret < 0) {
- dev_info(&pf->pdev->dev, "VSI %d get_lump failed %d\n",
- vsi->seid, ret);
+ dev_info(&pf->pdev->dev,
+ "failed to get tracking for %d queues for VSI %d err=%d\n",
+ vsi->alloc_queue_pairs, vsi->seid, ret);
goto err_vsi;
}
vsi->base_queue = ret;
@@ -8098,8 +8137,9 @@ struct i40e_vsi *i40e_vsi_setup(struct i40e_pf *pf, u8 type,
ret = i40e_get_lump(pf, pf->qp_pile, vsi->alloc_queue_pairs,
vsi->idx);
if (ret < 0) {
- dev_info(&pf->pdev->dev, "VSI %d get_lump failed %d\n",
- vsi->seid, ret);
+ dev_info(&pf->pdev->dev,
+ "failed to get tracking for %d queues for VSI %d err=%d\n",
+ vsi->alloc_queue_pairs, vsi->seid, ret);
goto err_vsi;
}
vsi->base_queue = ret;
@@ -8719,6 +8759,14 @@ static int i40e_setup_pf_switch(struct i40e_pf *pf, bool reinit)
pf->fc_autoneg_status = ((pf->hw.phy.link_info.an_info &
I40E_AQ_AN_COMPLETED) ? true : false);
+ /* fill in link information and enable LSE reporting */
+ i40e_update_link_info(&pf->hw, true);
+ i40e_link_event(pf);
+
+ /* Initialize user-specific link properties */
+ pf->fc_autoneg_status = ((pf->hw.phy.link_info.an_info &
+ I40E_AQ_AN_COMPLETED) ? true : false);
+
i40e_ptp_init(pf);
return ret;
@@ -8987,6 +9035,11 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
hw->bus.func = PCI_FUNC(pdev->devfn);
pf->instance = pfs_found;
+ if (debug != -1) {
+ pf->msg_enable = pf->hw.debug_mask;
+ pf->msg_enable = debug;
+ }
+
/* do a special CORER for clearing PXE mode once at init */
if (hw->revision_id == 0 &&
(rd32(hw, I40E_GLLAN_RCTL_0) & I40E_GLLAN_RCTL_0_PXE_MODE_MASK)) {
@@ -9158,6 +9211,22 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
}
}
+ /* driver is only interested in link up/down and module qualification
+ * reports from firmware
+ */
+ err = i40e_aq_set_phy_int_mask(&pf->hw,
+ I40E_AQ_EVENT_LINK_UPDOWN |
+ I40E_AQ_EVENT_MODULE_QUAL_FAIL, NULL);
+ if (err)
+ dev_info(&pf->pdev->dev, "set phy mask fail, aq_err %d\n", err);
+
+ msleep(75);
+ err = i40e_aq_set_link_restart_an(&pf->hw, true, NULL);
+ if (err) {
+ dev_info(&pf->pdev->dev, "link restart failed, aq_err=%d\n",
+ pf->hw.aq.asq_last_status);
+ }
+
/* The main driver is (mostly) up and happy. We need to set this state
* before setting up the misc vector or we get a race and the vector
* ends up disabled forever.
generated by cgit v1.2.3 (git 2.39.1) at 2025-07-04 08:48:12 +0000