fm10k: use common flow for suspend and resume
authorJacob Keller <jacob.e.keller@intel.com>
Tue, 7 Jun 2016 23:08:56 +0000 (16:08 -0700)
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>
Wed, 20 Jul 2016 22:22:14 +0000 (15:22 -0700)
Continuing the effort to commonize the similar suspend/resume flows,
finish up by using the new fm10k_handle_suspand and fm10k_handle_resume
functions for the standard suspend/resume flow.

Signed-off-by: Jacob Keller <jacob.e.keller@intel.com>
Tested-by: Krishneil Singh <Krishneil.k.singh@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
drivers/net/ethernet/intel/fm10k/fm10k_pci.c

index c60c3b0..b02361c 100644 (file)
@@ -2186,60 +2186,13 @@ static int fm10k_resume(struct pci_dev *pdev)
        /* refresh hw_addr in case it was dropped */
        hw->hw_addr = interface->uc_addr;
 
-       /* reset hardware to known state */
-       err = hw->mac.ops.init_hw(&interface->hw);
-       if (err) {
-               dev_err(&pdev->dev, "init_hw failed: %d\n", err);
-               return err;
-       }
-
-       /* reset statistics starting values */
-       hw->mac.ops.rebind_hw_stats(hw, &interface->stats);
-
-       rtnl_lock();
-
-       err = fm10k_init_queueing_scheme(interface);
-       if (err)
-               goto err_queueing_scheme;
-
-       err = fm10k_mbx_request_irq(interface);
-       if (err)
-               goto err_mbx_irq;
-
-       err = fm10k_hw_ready(interface);
-       if (err)
-               goto err_open;
-
-       err = netif_running(netdev) ? fm10k_open(netdev) : 0;
+       err = fm10k_handle_resume(interface);
        if (err)
-               goto err_open;
-
-       rtnl_unlock();
-
-       /* assume host is not ready, to prevent race with watchdog in case we
-        * actually don't have connection to the switch
-        */
-       interface->host_ready = false;
-       fm10k_watchdog_host_not_ready(interface);
-
-       /* clear the service task disable bit to allow service task to start */
-       clear_bit(__FM10K_SERVICE_DISABLE, &interface->state);
-       fm10k_service_event_schedule(interface);
-
-       /* restore SR-IOV interface */
-       fm10k_iov_resume(pdev);
+               return err;
 
        netif_device_attach(netdev);
 
        return 0;
-err_open:
-       fm10k_mbx_free_irq(interface);
-err_mbx_irq:
-       fm10k_clear_queueing_scheme(interface);
-err_queueing_scheme:
-       rtnl_unlock();
-
-       return err;
 }
 
 /**
@@ -2259,27 +2212,7 @@ static int fm10k_suspend(struct pci_dev *pdev,
 
        netif_device_detach(netdev);
 
-       fm10k_iov_suspend(pdev);
-
-       /* the watchdog tasks may read registers, which will appear like a
-        * surprise-remove event once the PCI device is disabled. This will
-        * cause us to close the netdevice, so we don't retain the open/closed
-        * state post-resume. Prevent this by disabling the service task while
-        * suspended, until we actually resume.
-        */
-       set_bit(__FM10K_SERVICE_DISABLE, &interface->state);
-       cancel_work_sync(&interface->service_task);
-
-       rtnl_lock();
-
-       if (netif_running(netdev))
-               fm10k_close(netdev);
-
-       fm10k_mbx_free_irq(interface);
-
-       fm10k_clear_queueing_scheme(interface);
-
-       rtnl_unlock();
+       fm10k_prepare_suspend(interface);
 
        err = pci_save_state(pdev);
        if (err)