Displaying 11 results from an estimated 11 matches for "mlx5_vdpa_virtqueu".
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mlx5_vdpa_virtqueue
2020 Jul 16
0
[PATCH vhost next 10/10] vdpa/mlx5: Add VDPA driver for supported mlx5 devices
...> + u16 head;
> + bool fw;
> +};
> +
> +struct mlx5_vq_restore_info {
> + u32 num_ent;
> + u64 desc_addr;
> + u64 device_addr;
> + u64 driver_addr;
> + u16 avail_index;
> + bool ready;
> + struct vdpa_callback cb;
> + bool restore;
> +};
> +
> +struct mlx5_vdpa_virtqueue {
> + bool ready;
> + u64 desc_addr;
> + u64 device_addr;
> + u64 driver_addr;
> + u32 num_ent;
> + struct vdpa_callback event_cb;
> +
> + /* Resources for implementing the notification channel from the device
> + * to the driver. fwqp is the firmware end of an RC conne...
2023 Feb 15
1
[PATCH v3] vdpa/mlx5: should not activate virtq object when suspended
...5_vdpa_destroy_mr(&ndev->mvdev);
ndev->mvdev.status = 0;
+ ndev->mvdev.suspended = false;
ndev->cur_num_vqs = 0;
ndev->mvdev.cvq.received_desc = 0;
ndev->mvdev.cvq.completed_desc = 0;
@@ -2815,6 +2816,8 @@ static int mlx5_vdpa_suspend(struct vdpa_device *vdev)
struct mlx5_vdpa_virtqueue *mvq;
int i;
+ mlx5_vdpa_info(mvdev, "suspending device\n");
+
down_write(&ndev->reslock);
ndev->nb_registered = false;
mlx5_notifier_unregister(mvdev->mdev, &ndev->nb);
@@ -2824,6 +2827,7 @@ static int mlx5_vdpa_suspend(struct vdpa_device *vdev)
suspend_...
2023 Feb 16
1
[PATCH v3] vdpa/mlx5: should not activate virtq object when suspended
...tus = 0;
> + ndev->mvdev.suspended = false;
> ndev->cur_num_vqs = 0;
> ndev->mvdev.cvq.received_desc = 0;
> ndev->mvdev.cvq.completed_desc = 0;
> @@ -2815,6 +2816,8 @@ static int mlx5_vdpa_suspend(struct vdpa_device *vdev)
> struct mlx5_vdpa_virtqueue *mvq;
> int i;
>
> + mlx5_vdpa_info(mvdev, "suspending device\n");
> +
> down_write(&ndev->reslock);
> ndev->nb_registered = false;
> mlx5_notifier_unregister(mvdev->mdev, &ndev->nb);
> @@ -2824,6 +2827,7 @...
2023 Feb 16
1
[PATCH v3] vdpa/mlx5: should not activate virtq object when suspended
...ev->mvdev.suspended = false;
>> ndev->cur_num_vqs = 0;
>> ndev->mvdev.cvq.received_desc = 0;
>> ndev->mvdev.cvq.completed_desc = 0;
>> @@ -2815,6 +2816,8 @@ static int mlx5_vdpa_suspend(struct vdpa_device *vdev)
>> struct mlx5_vdpa_virtqueue *mvq;
>> int i;
>>
>> + mlx5_vdpa_info(mvdev, "suspending device\n");
>> +
>> down_write(&ndev->reslock);
>> ndev->nb_registered = false;
>> mlx5_notifier_unregister(mvdev->mdev, &ndev-&g...
2020 Aug 21
3
[PATCH] vdpa/mlx5: Avoid warnings about shifts on 32-bit platforms
...;< 9) |
+ (!!(features & BIT_ULL(VIRTIO_NET_F_HOST_TSO6)) << 8) |
+ (!!(features & BIT_ULL(VIRTIO_NET_F_CSUM)) << 7) |
+ (!!(features & BIT_ULL(VIRTIO_NET_F_GUEST_CSUM)) << 6);
}
static int create_virtqueue(struct mlx5_vdpa_net *ndev, struct mlx5_vdpa_virtqueue *mvq)
@@ -1439,13 +1439,13 @@ static u64 mlx_to_vritio_features(u16 dev_features)
u64 result = 0;
if (dev_features & MLX5_VIRTIO_NET_F_GUEST_CSUM)
- result |= BIT(VIRTIO_NET_F_GUEST_CSUM);
+ result |= BIT_ULL(VIRTIO_NET_F_GUEST_CSUM);
if (dev_features & MLX5_VIRTIO_NET_F_CSUM)
-...
2020 Aug 21
3
[PATCH] vdpa/mlx5: Avoid warnings about shifts on 32-bit platforms
...;< 9) |
+ (!!(features & BIT_ULL(VIRTIO_NET_F_HOST_TSO6)) << 8) |
+ (!!(features & BIT_ULL(VIRTIO_NET_F_CSUM)) << 7) |
+ (!!(features & BIT_ULL(VIRTIO_NET_F_GUEST_CSUM)) << 6);
}
static int create_virtqueue(struct mlx5_vdpa_net *ndev, struct mlx5_vdpa_virtqueue *mvq)
@@ -1439,13 +1439,13 @@ static u64 mlx_to_vritio_features(u16 dev_features)
u64 result = 0;
if (dev_features & MLX5_VIRTIO_NET_F_GUEST_CSUM)
- result |= BIT(VIRTIO_NET_F_GUEST_CSUM);
+ result |= BIT_ULL(VIRTIO_NET_F_GUEST_CSUM);
if (dev_features & MLX5_VIRTIO_NET_F_CSUM)
-...
2020 Jul 20
0
[PATCH vhost next 10/10] vdpa/mlx5: Add VDPA driver for supported mlx5 devices
...gt;>>> +static void mlx5_vdpa_set_vq_ready(struct vdpa_device *vdev, u16 idx, bool ready)
>>>>> +{
>>>>> + struct mlx5_vdpa_dev *mvdev = to_mvdev(vdev);
>>>>> + struct mlx5_vdpa_net *ndev = to_mlx5_vdpa_ndev(mvdev);
>>>>> + struct mlx5_vdpa_virtqueue *mvq = &ndev->vqs[idx];
>>>>> + int err;
>>>>> +
>>>>> + if (!mvq->ready && ready && mvq->fw_state != MLX5_VIRTIO_NET_Q_OBJECT_STATE_RDY) {
>>>>> + err = modify_virtqueue(ndev, mvq, MLX5_VIRTIO_NET_Q_OBJECT_S...
2020 Oct 01
0
[PATCH] vdpa/mlx5: should keep avail_index despite device status
...ons(+), 6 deletions(-)
diff --git a/drivers/vdpa/mlx5/net/mlx5_vnet.c 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, ML...
2023 Aug 31
2
[PATCH v2] vdpa/mlx5: Fix firmware error on creation of 1k VQs
..._b);
+
+ ndev->umem_3_buffer_param_a = MLX5_GET(virtio_emulation_cap, caps, umem_3_buffer_param_a);
+ ndev->umem_3_buffer_param_b = MLX5_GET(virtio_emulation_cap, caps, umem_3_buffer_param_b);
+
+out:
+ kfree(out);
+ return 0;
+}
+
static void set_umem_size(struct mlx5_vdpa_net *ndev, struct mlx5_vdpa_virtqueue *mvq, int num,
struct mlx5_vdpa_umem **umemp)
{
- struct mlx5_core_dev *mdev = ndev->mvdev.mdev;
- int p_a;
- int p_b;
+ u32 p_a;
+ u32 p_b;
switch (num) {
case 1:
- p_a = MLX5_CAP_DEV_VDPA_EMULATION(mdev, umem_1_buffer_param_a);
- p_b = MLX5_CAP_DEV_VDPA_EMULATION(mdev, umem_1_b...
2020 Aug 21
0
[PATCH] vdpa/mlx5: Avoid warnings about shifts on 32-bit platforms
...eatures & BIT_ULL(VIRTIO_NET_F_HOST_TSO6)) << 8) |
> + (!!(features & BIT_ULL(VIRTIO_NET_F_CSUM)) << 7) |
> + (!!(features & BIT_ULL(VIRTIO_NET_F_GUEST_CSUM)) << 6);
> }
>
> static int create_virtqueue(struct mlx5_vdpa_net *ndev, struct mlx5_vdpa_virtqueue *mvq)
> @@ -1439,13 +1439,13 @@ static u64 mlx_to_vritio_features(u16 dev_features)
> u64 result = 0;
>
> if (dev_features & MLX5_VIRTIO_NET_F_GUEST_CSUM)
> - result |= BIT(VIRTIO_NET_F_GUEST_CSUM);
> + result |= BIT_ULL(VIRTIO_NET_F_GUEST_CSUM);
> if (dev_featur...
2020 Jul 17
0
[PATCH vhost next 10/10] vdpa/mlx5: Add VDPA driver for supported mlx5 devices
...l fix this.
>
>>> +
>>> +static void mlx5_vdpa_set_vq_ready(struct vdpa_device *vdev, u16 idx, bool ready)
>>> +{
>>> + struct mlx5_vdpa_dev *mvdev = to_mvdev(vdev);
>>> + struct mlx5_vdpa_net *ndev = to_mlx5_vdpa_ndev(mvdev);
>>> + struct mlx5_vdpa_virtqueue *mvq = &ndev->vqs[idx];
>>> + int err;
>>> +
>>> + if (!mvq->ready && ready && mvq->fw_state != MLX5_VIRTIO_NET_Q_OBJECT_STATE_RDY) {
>>> + err = modify_virtqueue(ndev, mvq, MLX5_VIRTIO_NET_Q_OBJECT_STATE_RDY);
>>> + if (e...