search for: query_virtqueue

Displaying 2 results from an estimated 2 matches for "query_virtqueue".

2020 Oct 01
0
[PATCH] vdpa/mlx5: should keep avail_index despite device status
...b/drivers/vdpa/mlx5/net/mlx5_vnet.c index 70676a6..74264e59 100644 --- a/drivers/vdpa/mlx5/net/mlx5_vnet.c +++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c @@ -1133,15 +1133,17 @@ static void suspend_vq(struct mlx5_vdpa_net *ndev, struct mlx5_vdpa_virtqueue *m if (!mvq->initialized) return; - if (query_virtqueue(ndev, mvq, &attr)) { - mlx5_vdpa_warn(&ndev->mvdev, "failed to query virtqueue\n"); - return; - } if (mvq->fw_state != MLX5_VIRTIO_NET_Q_OBJECT_STATE_RDY) return; if (modify_virtqueue(ndev, mvq, MLX5_VIRTIO_NET_Q_OBJECT_STATE_SUSPEND)) mlx5_vdpa_warn(&ndev-...
2020 Jul 16
0
[PATCH vhost next 10/10] vdpa/mlx5: Add VDPA driver for supported mlx5 devices
...> + err = modify_qp(ndev, mvq, false, MLX5_CMD_OP_INIT2RTR_QP); > + if (err) > + return err; > + > + return modify_qp(ndev, mvq, true, MLX5_CMD_OP_RTR2RTS_QP); > +} > + > +struct mlx5_virtq_attr { > + u8 state; > + u16 available_index; > +}; > + > +static int query_virtqueue(struct mlx5_vdpa_net *ndev, struct mlx5_vdpa_virtqueue *mvq, > + struct mlx5_virtq_attr *attr) > +{ > + int outlen = MLX5_ST_SZ_BYTES(query_virtio_net_q_out); > + u32 in[MLX5_ST_SZ_DW(query_virtio_net_q_in)] = {}; > + void *out; > + void *obj_context; > + void *cmd_hdr; &g...