vdpa/mlx5: Introduce mr for vq descriptor

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Introduce the vq descriptor group and mr per ASID. Until now
.set_map on ASID 1 was only updating the cvq iotlb. From now on it also
creates a mkey for it. The current patch doesn't use it but follow-up
patches will add hardware support for mapping the vq descriptors.

Acked-by: Jason Wang <jasowang@redhat.com>
Acked-by: Eugenio Pérez <eperezma@redhat.com>
Signed-off-by: Dragos Tatulea <dtatulea@nvidia.com>
Message-Id: <20231018171456.1624030-15-dtatulea@nvidia.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Si-Wei Liu <si-wei.liu@oracle.com>
Tested-by: Si-Wei Liu <si-wei.liu@oracle.com>
Tested-by: Lei Yang <leiyang@redhat.com>

...

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Dragos Tatulea 2023-10-18 20:14:52 +03:00 • committed by Michael S. Tsirkin

parent 625e4b59a9

commit 55229eab8c

3 changed files with 25 additions and 14 deletions

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5

drivers/vdpa/mlx5/core/mlx5_vdpa.h

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14

drivers/vdpa/mlx5/core/mr.c

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20

drivers/vdpa/mlx5/net/mlx5_vnet.c

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