On Tue, Feb 22, 2022 at 3:00 AM Eugenio Perez Martin
<eperezma@xxxxxxxxxx> wrote:
>
> On Mon, Feb 21, 2022 at 2:20 PM Eli Cohen <elic@xxxxxxxxxx> wrote:
> >
> > Currently we can work with 512 entries with any MTU size. Change
> > MLX5_VDPA_MAX_VQ_ENTRIES accordingly.
> >
> > Signed-off-by: Eli Cohen <elic@xxxxxxxxxx>
> > ---
> > drivers/vdpa/mlx5/net/mlx5_vnet.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/vdpa/mlx5/net/mlx5_vnet.c b/drivers/vdpa/mlx5/net/mlx5_vnet.c
> > index be095dc1134e..de115e3fe761 100644
> > --- a/drivers/vdpa/mlx5/net/mlx5_vnet.c
> > +++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c
> > @@ -2062,7 +2062,7 @@ static void mlx5_vdpa_set_config_cb(struct vdpa_device *vdev, struct vdpa_callba
> > ndev->config_cb = *cb;
> > }
> >
> > -#define MLX5_VDPA_MAX_VQ_ENTRIES 256
> > +#define MLX5_VDPA_MAX_VQ_ENTRIES 512
I'd expect this should be something that can be read from the fw or
hw? Otherwise we can't increase it in the future.
Thanks
> > static u16 mlx5_vdpa_get_vq_num_max(struct vdpa_device *vdev)
> > {
> > return MLX5_VDPA_MAX_VQ_ENTRIES;
> > --
> > 2.35.1
> >
>
> Acked-by: Eugenio Pérez <eperezma@xxxxxxxxxx>
>
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