From: Alexander Duyck <alexander.h.du...@intel.com>

Instead of implementing our own version of a SR-IOV configuration stub in
the ena driver we can just reuse the existing
pci_sriov_configure_simple function.

Signed-off-by: Alexander Duyck <alexander.h.du...@intel.com>
---

v5: Replaced call to pci_sriov_configure_unmanaged with
        pci_sriov_configure_simple

 drivers/net/ethernet/amazon/ena/ena_netdev.c |   30 +++-----------------------
 1 file changed, 3 insertions(+), 27 deletions(-)

diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c 
b/drivers/net/ethernet/amazon/ena/ena_netdev.c
index 6975150d144e..868069363bdd 100644
--- a/drivers/net/ethernet/amazon/ena/ena_netdev.c
+++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c
@@ -3385,32 +3385,6 @@ static int ena_probe(struct pci_dev *pdev, const struct 
pci_device_id *ent)
 }
 
 /*****************************************************************************/
-static int ena_sriov_configure(struct pci_dev *dev, int numvfs)
-{
-       int rc;
-
-       if (numvfs > 0) {
-               rc = pci_enable_sriov(dev, numvfs);
-               if (rc != 0) {
-                       dev_err(&dev->dev,
-                               "pci_enable_sriov failed to enable: %d vfs with 
the error: %d\n",
-                               numvfs, rc);
-                       return rc;
-               }
-
-               return numvfs;
-       }
-
-       if (numvfs == 0) {
-               pci_disable_sriov(dev);
-               return 0;
-       }
-
-       return -EINVAL;
-}
-
-/*****************************************************************************/
-/*****************************************************************************/
 
 /* ena_remove - Device Removal Routine
  * @pdev: PCI device information struct
@@ -3525,7 +3499,9 @@ static int ena_resume(struct pci_dev *pdev)
        .suspend    = ena_suspend,
        .resume     = ena_resume,
 #endif
-       .sriov_configure = ena_sriov_configure,
+#ifdef CONFIG_PCI_IOV
+       .sriov_configure = pci_sriov_configure_simple,
+#endif
 };
 
 static int __init ena_init(void)

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