This patch corrects two minor spelling issues found in
Documentation/userspace-api/iommufd.rst:

- "primarly" -> "primarily"
- "sharable" -> "shareable"

Found using codespell(1).

Link: https://patch.msgid.link/r/20250815153840.188213-2-alessandro@0x65c.net
Signed-off-by: Alessandro Ratti <alessandro@0x65c.net>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>

With the introduction of the new object and its infrastructure, update the
doc to reflect that.

Link: https://patch.msgid.link/r/caa3ddc0d9bacf05c5b3e02c5f306ff3172cc54d.1752126748.git.nicolinc@nvidia.com
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Nicolin Chen <nicolinc@nvidia.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>

With the introduction of the new objects, update the doc to reflect that.

Link: https://patch.msgid.link/r/09829fbc218872d242323d8834da4bec187ce6f4.1741719725.git.nicolinc@nvidia.com
Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Reviewed-by: Bagas Sanjaya <bagasdotme@gmail.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Signed-off-by: Nicolin Chen <nicolinc@nvidia.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>

With the introduction of the new object and its infrastructure, update the
doc and the vIOMMU graph to reflect that.

Link: https://patch.msgid.link/r/e1ff278b7163909b2641ae04ff364bb41d2a2a2e.1730836308.git.nicolinc@nvidia.com
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Signed-off-by: Nicolin Chen <nicolinc@nvidia.com>
Reviewed-by: Bagas Sanjaya <bagasdotme@gmail.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>

With the introduction of the new object and its infrastructure, update the
doc to reflect that and add a new graph.

Link: https://patch.msgid.link/r/7e4302064e0d02137c1b1e139342affc0485ed3f.1730836219.git.nicolinc@nvidia.com
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Signed-off-by: Nicolin Chen <nicolinc@nvidia.com>
Reviewed-by: Bagas Sanjaya <bagasdotme@gmail.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>

The previous IOMMUFD_OBJ_HW_PAGETABLE has been reworked to two separated
objects: IOMMUFD_OBJ_HWPT_PAGING and IOMMUFD_OBJ_HWPT_NESTED in order to
support a nested translation context.

Corresponding to the latest iommufd APIs and uAPIs, update the doc so as
to reflect the new design.

Link: https://patch.msgid.link/r/20240913052519.2153-1-nicolinc@nvidia.com
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Signed-off-by: Nicolin Chen <nicolinc@nvidia.com>
Reviewed-by: Bagas Sanjaya <bagasdotme@gmail.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>

Correct spelling problems for Documentation/userspace-api/ as reported
by codespell.

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: linux-doc@vger.kernel.org
Cc: Sean Young <sean@mess.org>
Cc: Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: linux-media@vger.kernel.org
Link: https://lore.kernel.org/r/20230129231053.20863-10-rdunlap@infradead.org
Signed-off-by: Jonathan Corbet <corbet@lwn.net>

Add iommufd into the documentation tree, and supply initial documentation.
Much of this is linked from code comments by kdoc.

Link: https://lore.kernel.org/r/5-v6-a196d26f289e+11787-iommufd_jgg@nvidia.com
Reviewed-by: Bagas Sanjaya <bagasdotme@gmail.com>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Signed-off-by: Kevin Tian <kevin.tian@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>