Messages in this thread Patch in this message | | | Date | Thu, 17 Sep 2020 15:14:25 +0300 | From | Eli Cohen <> | Subject | [vhost next 1/2] vdpa/mlx5: Make use of a specific 16 bit endianness API |
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Introduce a dedicated function to be used for setting 16 bit fields per virio endianness requirements and use it to set the mtu field.
Signed-off-by: Eli Cohen <elic@nvidia.com> --- drivers/vdpa/mlx5/net/mlx5_vnet.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/vdpa/mlx5/net/mlx5_vnet.c b/drivers/vdpa/mlx5/net/mlx5_vnet.c index 70676a6d1691..e70ff7dee33d 100644 --- a/drivers/vdpa/mlx5/net/mlx5_vnet.c +++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c @@ -1514,6 +1514,11 @@ static inline bool mlx5_vdpa_is_little_endian(struct mlx5_vdpa_dev *mvdev) (mvdev->actual_features & (1ULL << VIRTIO_F_VERSION_1)); } +static __virtio16 cpu_to_mlx5vdpa16(struct mlx5_vdpa_dev *mvdev, u16 val) +{ + return __cpu_to_virtio16(mlx5_vdpa_is_little_endian(mvdev), val); +} + static int mlx5_vdpa_set_features(struct vdpa_device *vdev, u64 features) { struct mlx5_vdpa_dev *mvdev = to_mvdev(vdev); @@ -1527,8 +1532,7 @@ static int mlx5_vdpa_set_features(struct vdpa_device *vdev, u64 features) return err; ndev->mvdev.actual_features = features & ndev->mvdev.mlx_features; - ndev->config.mtu = __cpu_to_virtio16(mlx5_vdpa_is_little_endian(mvdev), - ndev->mtu); + ndev->config.mtu = cpu_to_mlx5vdpa16(mvdev, ndev->mtu); return err; } -- 2.27.0
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