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X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 6/14/2025 3:14 PM, Nicolin Chen wrote: > The hw_info uAPI will support a bidirectional data_type field that can be > used as an input field for user space to request for a specific info data. > > To prepare for the uAPI update, change the iommu layer first: > - Add a new IOMMU_HW_INFO_TYPE_DEFAULT as an input, for which driver can > output its only (or firstly) supported type > - Update the kdoc accordingly > - Roll out the type validation in the existing drivers > > Reviewed-by: Kevin Tian > Reviewed-by: Jason Gunthorpe > Signed-off-by: Nicolin Chen Reviewed-by: Lu Baolu