Intel I350 mini-PCIe card (igb) on Mirabox (mvebu / Armada 370)

[Willy Tarreau]

Hi Thomas,

On Sat, Apr 05, 2014 at 07:34:35PM +0200, Thomas Petazzoni wrote:
> Also, can you detail how you tested with just one port?

OK I just found this ugly method, I'm not sure it's the best one but it
does the job :-) It simply refuses to configure any controller but the
first one on the chip.

diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
index 46d31a4..88bf1d5 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -2208,6 +2208,9 @@ static int igb_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 		return -EINVAL;
 	}
 
+	if (PCI_FUNC(pdev->devfn) != 0)
+		return -ENODEV;
+
 	err = pci_enable_device_mem(pdev);
 	if (err)
 		return err;

Best regards,
Willy