igc: Add scatter gather support

Scatter gather is used to do DMA data transfers of data that is written to
noncontiguous areas of memory.
This patch enables scatter gather support.

Signed-off-by: Sasha Neftin <sasha.neftin@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c
index 9700527..75dcaa8 100644 (file)
--- a/drivers/net/ethernet/intel/igc/igc_main.c
+++ b/drivers/net/ethernet/intel/igc/igc_main.c
@@ -4433,6 +4433,7 @@ static int igc_probe(struct pci_dev *pdev,
                goto err_sw_init;
 
        /* Add supported features to the features list*/
+       netdev->features |= NETIF_F_SG;
        netdev->features |= NETIF_F_RXCSUM;
        netdev->features |= NETIF_F_HW_CSUM;
        netdev->features |= NETIF_F_SCTP_CRC;