Re: [Intel-wired-lan] [next-queue PATCH 3/8] igb: Enable the hardware traffic class feature bit for igb models

[Alexander Duyck <alexander.duyck@gmail.com>]

On Fri, Feb 23, 2018 at 5:20 PM, Vinicius Costa Gomes
<vinicius.gomes@intel.com> wrote:
> This will allow functionality depending on the hardware being traffic
> class aware to work. In particular the tc-flower offloading checks
> verifies that this bit is set.
>
> Signed-off-by: Vinicius Costa Gomes <vinicius.gomes@intel.com>
> ---
>  drivers/net/ethernet/intel/igb/igb_main.c | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
> index 0ea32be07d71..543aa99892eb 100644
> --- a/drivers/net/ethernet/intel/igb/igb_main.c
> +++ b/drivers/net/ethernet/intel/igb/igb_main.c
> @@ -2820,8 +2820,10 @@ static int igb_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
>                                NETIF_F_HW_VLAN_CTAG_TX |
>                                NETIF_F_RXALL;
>
> -       if (hw->mac.type >= e1000_i350)
> -               netdev->hw_features |= NETIF_F_NTUPLE;
> +       if (hw->mac.type >= e1000_i350) {
> +               netdev->hw_features |= (NETIF_F_NTUPLE | NETIF_F_HW_TC);
> +               netdev->features |= NETIF_F_HW_TC;

The parens aren't needed.

Also you might consider moving this block up to where we have a
similar one for 82576. Then you wouldn't need to set both features and
hw_features in the case of the HW_TC flag.

> +       }
>
>         if (pci_using_dac)
>                 netdev->features |= NETIF_F_HIGHDMA;
> --
> 2.16.2
>
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