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| author | Yi Liu <yi.l.liu@intel.com> | 2023-07-18 16:55:36 +0300 |
|---|---|---|
| committer | Alex Williamson <alex.williamson@redhat.com> | 2023-07-25 19:19:04 +0300 |
| commit | 6f240ee677eb642398905df48af7efef70a477aa (patch) | |
| tree | ba41344b5a1e9465447010086accf301ccabc516 /drivers/vfio/vfio.h | |
| parent | 6086efe73498fd0f97817375cc248f72ad1e20bc (diff) | |
| download | linux-6f240ee677eb642398905df48af7efef70a477aa.tar.xz | |
vfio-iommufd: Split bind/attach into two steps
This aligns the bind/attach logic with the coming vfio device cdev support.
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Tested-by: Terrence Xu <terrence.xu@intel.com>
Tested-by: Nicolin Chen <nicolinc@nvidia.com>
Tested-by: Matthew Rosato <mjrosato@linux.ibm.com>
Tested-by: Yanting Jiang <yanting.jiang@intel.com>
Tested-by: Shameer Kolothum <shameerali.kolothum.thodi@huawei.com>
Tested-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
Link: https://lore.kernel.org/r/20230718135551.6592-12-yi.l.liu@intel.com
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Diffstat (limited to 'drivers/vfio/vfio.h')
| -rw-r--r-- | drivers/vfio/vfio.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/vfio/vfio.h b/drivers/vfio/vfio.h index 300cab04f4e1..04755379940c 100644 --- a/drivers/vfio/vfio.h +++ b/drivers/vfio/vfio.h @@ -238,6 +238,8 @@ bool vfio_iommufd_device_has_compat_ioas(struct vfio_device *vdev, struct iommufd_ctx *ictx); int vfio_iommufd_bind(struct vfio_device *device, struct iommufd_ctx *ictx); void vfio_iommufd_unbind(struct vfio_device *device); +int vfio_iommufd_compat_attach_ioas(struct vfio_device *device, + struct iommufd_ctx *ictx); #else static inline bool vfio_iommufd_device_has_compat_ioas(struct vfio_device *vdev, @@ -255,6 +257,13 @@ static inline int vfio_iommufd_bind(struct vfio_device *device, static inline void vfio_iommufd_unbind(struct vfio_device *device) { } + +static inline int +vfio_iommufd_compat_attach_ioas(struct vfio_device *device, + struct iommufd_ctx *ictx) +{ + return -EOPNOTSUPP; +} #endif #if IS_ENABLED(CONFIG_VFIO_VIRQFD) |