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path: root/drivers/net/ethernet/intel/i40evf/i40evf_main.c
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Diffstat (limited to 'drivers/net/ethernet/intel/i40evf/i40evf_main.c')
-rw-r--r--drivers/net/ethernet/intel/i40evf/i40evf_main.c111
1 files changed, 54 insertions, 57 deletions
diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_main.c b/drivers/net/ethernet/intel/i40evf/i40evf_main.c
index fe2271e19423..d62e27f6e83a 100644
--- a/drivers/net/ethernet/intel/i40evf/i40evf_main.c
+++ b/drivers/net/ethernet/intel/i40evf/i40evf_main.c
@@ -31,10 +31,10 @@ char i40evf_driver_name[] = "i40evf";
static const char i40evf_driver_string[] =
"Intel(R) XL710 X710 Virtual Function Network Driver";
-#define DRV_VERSION "0.9.11"
+#define DRV_VERSION "0.9.14"
const char i40evf_driver_version[] = DRV_VERSION;
static const char i40evf_copyright[] =
- "Copyright (c) 2013 Intel Corporation.";
+ "Copyright (c) 2013 - 2014 Intel Corporation.";
/* i40evf_pci_tbl - PCI Device ID Table
*
@@ -167,9 +167,13 @@ static void i40evf_tx_timeout(struct net_device *netdev)
struct i40evf_adapter *adapter = netdev_priv(netdev);
adapter->tx_timeout_count++;
-
- /* Do the reset outside of interrupt context */
- schedule_work(&adapter->reset_task);
+ dev_info(&adapter->pdev->dev, "TX timeout detected.\n");
+ if (!(adapter->flags & I40EVF_FLAG_RESET_PENDING)) {
+ dev_info(&adapter->pdev->dev, "Requesting reset from PF\n");
+ i40evf_request_reset(adapter);
+ adapter->flags |= I40EVF_FLAG_RESET_PENDING;
+ schedule_work(&adapter->reset_task);
+ }
}
/**
@@ -211,6 +215,9 @@ static void i40evf_irq_disable(struct i40evf_adapter *adapter)
int i;
struct i40e_hw *hw = &adapter->hw;
+ if (!adapter->msix_entries)
+ return;
+
for (i = 1; i < adapter->num_msix_vectors; i++) {
wr32(hw, I40E_VFINT_DYN_CTLN1(i - 1), 0);
synchronize_irq(adapter->msix_entries[i].vector);
@@ -517,7 +524,8 @@ static int i40evf_request_misc_irq(struct i40evf_adapter *adapter)
adapter->misc_vector_name, netdev);
if (err) {
dev_err(&adapter->pdev->dev,
- "request_irq for msix_aq failed: %d\n", err);
+ "request_irq for %s failed: %d\n",
+ adapter->misc_vector_name, err);
free_irq(adapter->msix_entries[0].vector, netdev);
}
return err;
@@ -968,9 +976,14 @@ void i40evf_down(struct i40evf_adapter *adapter)
list_for_each_entry(f, &adapter->mac_filter_list, list) {
f->remove = true;
}
+ /* remove all VLAN filters */
+ list_for_each_entry(f, &adapter->vlan_filter_list, list) {
+ f->remove = true;
+ }
if (!(adapter->flags & I40EVF_FLAG_PF_COMMS_FAILED) &&
adapter->state != __I40EVF_RESETTING) {
adapter->aq_required |= I40EVF_FLAG_AQ_DEL_MAC_FILTER;
+ adapter->aq_required |= I40EVF_FLAG_AQ_DEL_VLAN_FILTER;
/* disable receives */
adapter->aq_required |= I40EVF_FLAG_AQ_DISABLE_QUEUES;
mod_timer_pending(&adapter->watchdog_timer, jiffies + 1);
@@ -1128,7 +1141,7 @@ static int i40evf_set_interrupt_capability(struct i40evf_adapter *adapter)
* (roughly) twice the number of vectors as there are CPU's.
*/
v_budget = min(pairs, (int)(num_online_cpus() * 2)) + NONQ_VECS;
- v_budget = min(v_budget, (int)adapter->vf_res->max_vectors + 1);
+ v_budget = min(v_budget, (int)adapter->vf_res->max_vectors);
/* A failure in MSI-X entry allocation isn't fatal, but it does
* mean we disable MSI-X capabilities of the adapter.
@@ -1927,14 +1940,14 @@ static void i40evf_init_task(struct work_struct *work)
adapter->flags &= ~I40EVF_FLAG_RESET_PENDING;
err = i40e_set_mac_type(hw);
if (err) {
- dev_info(&pdev->dev, "%s: set_mac_type failed: %d\n",
- __func__, err);
+ dev_err(&pdev->dev, "Failed to set MAC type (%d)\n",
+ err);
goto err;
}
err = i40evf_check_reset_complete(hw);
if (err) {
- dev_info(&pdev->dev, "%s: device is still in reset (%d).\n",
- __func__, err);
+ dev_err(&pdev->dev, "Device is still in reset (%d)\n",
+ err);
goto err;
}
hw->aq.num_arq_entries = I40EVF_AQ_LEN;
@@ -1944,14 +1957,14 @@ static void i40evf_init_task(struct work_struct *work)
err = i40evf_init_adminq(hw);
if (err) {
- dev_info(&pdev->dev, "%s: init_adminq failed: %d\n",
- __func__, err);
+ dev_err(&pdev->dev, "Failed to init Admin Queue (%d)\n",
+ err);
goto err;
}
err = i40evf_send_api_ver(adapter);
if (err) {
- dev_info(&pdev->dev, "%s: unable to send to PF (%d)\n",
- __func__, err);
+ dev_err(&pdev->dev, "Unable to send to PF (%d)\n",
+ err);
i40evf_shutdown_adminq(hw);
goto err;
}
@@ -1965,13 +1978,13 @@ static void i40evf_init_task(struct work_struct *work)
/* aq msg sent, awaiting reply */
err = i40evf_verify_api_ver(adapter);
if (err) {
- dev_err(&pdev->dev, "Unable to verify API version, error %d\n",
+ dev_err(&pdev->dev, "Unable to verify API version (%d)\n",
err);
goto err;
}
err = i40evf_send_vf_config_msg(adapter);
if (err) {
- dev_err(&pdev->dev, "Unable send config request, error %d\n",
+ dev_err(&pdev->dev, "Unable send config request (%d)\n",
err);
goto err;
}
@@ -1985,18 +1998,15 @@ static void i40evf_init_task(struct work_struct *work)
(I40E_MAX_VF_VSI *
sizeof(struct i40e_virtchnl_vsi_resource));
adapter->vf_res = kzalloc(bufsz, GFP_KERNEL);
- if (!adapter->vf_res) {
- dev_err(&pdev->dev, "%s: unable to allocate memory\n",
- __func__);
+ if (!adapter->vf_res)
goto err;
- }
}
err = i40evf_get_vf_config(adapter);
if (err == I40E_ERR_ADMIN_QUEUE_NO_WORK)
goto restart;
if (err) {
- dev_info(&pdev->dev, "%s: unable to get VF config (%d)\n",
- __func__, err);
+ dev_err(&pdev->dev, "Unable to get VF config (%d)\n",
+ err);
goto err_alloc;
}
adapter->state = __I40EVF_INIT_SW;
@@ -2010,25 +2020,23 @@ static void i40evf_init_task(struct work_struct *work)
adapter->vsi_res = &adapter->vf_res->vsi_res[i];
}
if (!adapter->vsi_res) {
- dev_info(&pdev->dev, "%s: no LAN VSI found\n", __func__);
+ dev_err(&pdev->dev, "No LAN VSI found\n");
goto err_alloc;
}
adapter->flags |= I40EVF_FLAG_RX_CSUM_ENABLED;
- adapter->txd_count = I40EVF_DEFAULT_TXD;
- adapter->rxd_count = I40EVF_DEFAULT_RXD;
-
netdev->netdev_ops = &i40evf_netdev_ops;
i40evf_set_ethtool_ops(netdev);
netdev->watchdog_timeo = 5 * HZ;
-
- netdev->features |= NETIF_F_SG |
+ netdev->features |= NETIF_F_HIGHDMA |
+ NETIF_F_SG |
NETIF_F_IP_CSUM |
NETIF_F_SCTP_CSUM |
NETIF_F_IPV6_CSUM |
NETIF_F_TSO |
NETIF_F_TSO6 |
+ NETIF_F_RXCSUM |
NETIF_F_GRO;
if (adapter->vf_res->vf_offload_flags
@@ -2039,11 +2047,13 @@ static void i40evf_init_task(struct work_struct *work)
NETIF_F_HW_VLAN_CTAG_FILTER;
}
- /* The HW MAC address was set and/or determined in sw_init */
+ /* copy netdev features into list of user selectable features */
+ netdev->hw_features |= netdev->features;
+ netdev->hw_features &= ~NETIF_F_RXCSUM;
+
if (!is_valid_ether_addr(adapter->hw.mac.addr)) {
- dev_info(&pdev->dev,
- "Invalid MAC address %pMAC, using random\n",
- adapter->hw.mac.addr);
+ dev_info(&pdev->dev, "Invalid MAC address %pMAC, using random\n",
+ adapter->hw.mac.addr);
random_ether_addr(adapter->hw.mac.addr);
}
memcpy(netdev->dev_addr, adapter->hw.mac.addr, netdev->addr_len);
@@ -2077,8 +2087,6 @@ static void i40evf_init_task(struct work_struct *work)
netif_carrier_off(netdev);
- strcpy(netdev->name, "eth%d");
-
adapter->vsi.id = adapter->vsi_res->vsi_id;
adapter->vsi.seid = adapter->vsi_res->vsi_id; /* dummy */
adapter->vsi.back = adapter;
@@ -2168,25 +2176,18 @@ static int i40evf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
struct net_device *netdev;
struct i40evf_adapter *adapter = NULL;
struct i40e_hw *hw = NULL;
- int err, pci_using_dac;
+ int err;
err = pci_enable_device(pdev);
if (err)
return err;
- if (!dma_set_mask(&pdev->dev, DMA_BIT_MASK(64))) {
- pci_using_dac = true;
- /* coherent mask for the same size will always succeed if
- * dma_set_mask does
- */
- dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(64));
- } else if (!dma_set_mask(&pdev->dev, DMA_BIT_MASK(32))) {
- pci_using_dac = false;
- dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
- } else {
- dev_err(&pdev->dev, "%s: DMA configuration failed: %d\n",
- __func__, err);
- err = -EIO;
+ err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
+ if (err)
+ err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
+ if (err) {
+ dev_err(&pdev->dev,
+ "DMA configuration failed: 0x%x\n", err);
goto err_dma;
}
@@ -2212,8 +2213,6 @@ static int i40evf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
pci_set_drvdata(pdev, netdev);
adapter = netdev_priv(netdev);
- if (pci_using_dac)
- netdev->features |= NETIF_F_HIGHDMA;
adapter->netdev = netdev;
adapter->pdev = pdev;
@@ -2363,17 +2362,15 @@ static void i40evf_remove(struct pci_dev *pdev)
}
adapter->state = __I40EVF_REMOVE;
- if (adapter->num_msix_vectors) {
+ if (adapter->msix_entries) {
i40evf_misc_irq_disable(adapter);
- del_timer_sync(&adapter->watchdog_timer);
-
- flush_scheduled_work();
-
i40evf_free_misc_irq(adapter);
-
i40evf_reset_interrupt_capability(adapter);
}
+ del_timer_sync(&adapter->watchdog_timer);
+ flush_scheduled_work();
+
if (hw->aq.asq.count)
i40evf_shutdown_adminq(hw);
generated by cgit v1.2.3-70-g09d2 (git 2.48.1) at 2025-08-10 17:48:25 +0000