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i40evf: Move some i40evf_reset_task code to separate function 

The i40evf_reset_task function is a couple hundred lines and it has
a separable block that disables VF.  Move that block to a new
i40evf_disable_vf function to shorten i40evf_reset_task a bit.

Signed-off-by: Joe Perches <joe@perches.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
hifive-unleashed-5.1
Joe Perches 2016-11-01 15:35:14 -07:00 committed by Jeff Kirsher
parent 2f7679ee2e
commit dedecb6d42
1 changed files with 44 additions and 42 deletions
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86
drivers/net/ethernet/intel/i40evf/i40evf_main.c
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@ -1693,6 +1693,49 @@ restart_watchdog:
schedule_work(&adapter->adminq_task);
}
static void i40evf_disable_vf(struct i40evf_adapter *adapter)
{
struct i40evf_mac_filter *f, *ftmp;
struct i40evf_vlan_filter *fv, *fvtmp;
adapter->flags |= I40EVF_FLAG_PF_COMMS_FAILED;
if (netif_running(adapter->netdev)) {
set_bit(__I40E_DOWN, &adapter->vsi.state);
netif_carrier_off(adapter->netdev);
netif_tx_disable(adapter->netdev);
adapter->link_up = false;
i40evf_napi_disable_all(adapter);
i40evf_irq_disable(adapter);
i40evf_free_traffic_irqs(adapter);
i40evf_free_all_tx_resources(adapter);
i40evf_free_all_rx_resources(adapter);
}
/* Delete all of the filters, both MAC and VLAN. */
list_for_each_entry_safe(f, ftmp, &adapter->mac_filter_list, list) {
list_del(&f->list);
kfree(f);
}
list_for_each_entry_safe(fv, fvtmp, &adapter->vlan_filter_list, list) {
list_del(&fv->list);
kfree(fv);
}
i40evf_free_misc_irq(adapter);
i40evf_reset_interrupt_capability(adapter);
i40evf_free_queues(adapter);
i40evf_free_q_vectors(adapter);
kfree(adapter->vf_res);
i40evf_shutdown_adminq(&adapter->hw);
adapter->netdev->flags &= ~IFF_UP;
clear_bit(__I40EVF_IN_CRITICAL_TASK, &adapter->crit_section);
adapter->flags &= ~I40EVF_FLAG_RESET_PENDING;
adapter->state = __I40EVF_DOWN;
dev_info(&adapter->pdev->dev, "Reset task did not complete, VF disabled\n");
}
#define I40EVF_RESET_WAIT_MS 10
#define I40EVF_RESET_WAIT_COUNT 500
/**
@ -1758,50 +1801,9 @@ static void i40evf_reset_task(struct work_struct *work)
pci_set_master(adapter->pdev);
if (i == I40EVF_RESET_WAIT_COUNT) {
struct i40evf_mac_filter *ftmp;
struct i40evf_vlan_filter *fv, *fvtmp;
/* reset never finished */
dev_err(&adapter->pdev->dev, "Reset never finished (%x)\n",
reg_val);
adapter->flags |= I40EVF_FLAG_PF_COMMS_FAILED;
if (netif_running(adapter->netdev)) {
set_bit(__I40E_DOWN, &adapter->vsi.state);
netif_carrier_off(netdev);
netif_tx_disable(netdev);
adapter->link_up = false;
i40evf_napi_disable_all(adapter);
i40evf_irq_disable(adapter);
i40evf_free_traffic_irqs(adapter);
i40evf_free_all_tx_resources(adapter);
i40evf_free_all_rx_resources(adapter);
}
/* Delete all of the filters, both MAC and VLAN. */
list_for_each_entry_safe(f, ftmp, &adapter->mac_filter_list,
list) {
list_del(&f->list);
kfree(f);
}
list_for_each_entry_safe(fv, fvtmp, &adapter->vlan_filter_list,
list) {
list_del(&fv->list);
kfree(fv);
}
i40evf_free_misc_irq(adapter);
i40evf_reset_interrupt_capability(adapter);
i40evf_free_queues(adapter);
i40evf_free_q_vectors(adapter);
kfree(adapter->vf_res);
i40evf_shutdown_adminq(hw);
adapter->netdev->flags &= ~IFF_UP;
clear_bit(__I40EVF_IN_CRITICAL_TASK, &adapter->crit_section);
adapter->flags &= ~I40EVF_FLAG_RESET_PENDING;
adapter->state = __I40EVF_DOWN;
dev_info(&adapter->pdev->dev, "Reset task did not complete, VF disabled\n");
i40evf_disable_vf(adapter);
return; /* Do not attempt to reinit. It's dead, Jim. */
}