From: Jean-Philippe Brucker Date: Wed, 1 Dec 2021 17:33:21 +0000 (+0000) Subject: iommu/virtio: Add definitions for VIRTIO_IOMMU_F_BYPASS_CONFIG X-Git-Tag: v6.1-rc5~2235^2^3~5 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=063ebb19d962b45a1b505748d464bd12b5074797;p=platform%2Fkernel%2Flinux-starfive.git iommu/virtio: Add definitions for VIRTIO_IOMMU_F_BYPASS_CONFIG Add definitions for the VIRTIO_IOMMU_F_BYPASS_CONFIG, which supersedes VIRTIO_IOMMU_F_BYPASS. Reviewed-by: Kevin Tian Signed-off-by: Jean-Philippe Brucker Reviewed-by: Eric Auger Link: https://lore.kernel.org/r/20211201173323.1045819-2-jean-philippe@linaro.org Signed-off-by: Joerg Roedel --- diff --git a/include/uapi/linux/virtio_iommu.h b/include/uapi/linux/virtio_iommu.h index 237e36a..1ff357f 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; };