Hi Jean,
On 12/1/21 6:33 PM, Jean-Philippe Brucker wrote:
> Add definitions for the VIRTIO_IOMMU_F_BYPASS_CONFIG, which supersedes
> VIRTIO_IOMMU_F_BYPASS.
>
> Reviewed-by: Kevin Tian <[email protected]>
> Signed-off-by: Jean-Philippe Brucker <[email protected]>
Reviewed-by: Eric Auger <[email protected]>
Eric
> ---
> include/uapi/linux/virtio_iommu.h | 8 +++++++-
> 1 file changed, 7 insertions(+), 1 deletion(-)
>
> diff --git a/include/uapi/linux/virtio_iommu.h
> b/include/uapi/linux/virtio_iommu.h
> index 237e36a280cb..1ff357f0d72e 100644
> --- a/include/uapi/linux/virtio_iommu.h
> +++ b/include/uapi/linux/virtio_iommu.h
> @@ -16,6 +16,7 @@
> #define VIRTIO_IOMMU_F_BYPASS 3
> #define VIRTIO_IOMMU_F_PROBE 4
> #define VIRTIO_IOMMU_F_MMIO 5
> +#define VIRTIO_IOMMU_F_BYPASS_CONFIG 6
>
> struct virtio_iommu_range_64 {
> __le64 start;
> @@ -36,6 +37,8 @@ struct virtio_iommu_config {
> struct virtio_iommu_range_32 domain_range;
> /* Probe buffer size */
> __le32 probe_size;
> + __u8 bypass;
> + __u8 reserved[3];
> };
>
> /* Request types */
> @@ -66,11 +69,14 @@ struct virtio_iommu_req_tail {
> __u8 reserved[3];
> };
>
> +#define VIRTIO_IOMMU_ATTACH_F_BYPASS (1 << 0)
> +
> struct virtio_iommu_req_attach {
> struct virtio_iommu_req_head head;
> __le32 domain;
> __le32 endpoint;
> - __u8 reserved[8];
> + __le32 flags;
> + __u8 reserved[4];
> struct virtio_iommu_req_tail tail;
> };
>
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