sfc: Downgrade or remove some error messages

Depending on configuration the NIC may return errors for unprivileged
functions and/or VFs. Where these are expected and handled, reduce the
level of any output.

Signed-off-by: Bert Kenward <bkenward@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c
index 6f69743..0705ec86 100644
--- a/drivers/net/ethernet/sfc/efx.c
+++ b/drivers/net/ethernet/sfc/efx.c
@@ -3174,14 +3174,15 @@
 	rtnl_lock();
 	rc = efx_mtd_probe(efx);
 	rtnl_unlock();
-	if (rc)
+	if (rc && rc != -EPERM)
 		netif_warn(efx, probe, efx->net_dev,
 			   "failed to create MTDs (%d)\n", rc);
 
 	rc = pci_enable_pcie_error_reporting(pci_dev);
 	if (rc && rc != -EINVAL)
-		netif_warn(efx, probe, efx->net_dev,
-			   "pci_enable_pcie_error_reporting failed (%d)\n", rc);
+		netif_notice(efx, probe, efx->net_dev,
+			     "PCIE error reporting unavailable (%d).\n",
+			     rc);
 
 	return 0;