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Ip=[216.228.117.160]; Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: SJ1PEPF000023D1.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA1PR12MB6628 Received-SPF: permerror client-ip=2a01:111:f403:c111::5; envelope-from=nicolinc@nvidia.com; helo=DM1PR04CU001.outbound.protection.outlook.com X-Spam_score_int: -14 X-Spam_score: -1.5 X-Spam_bar: - X-Spam_report: (-1.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.444, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FORGED_SPF_HELO=1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_PASS=-0.001, SPF_NONE=0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-arm@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-arm-bounces+qemu-arm=archiver.kernel.org@nongnu.org Sender: qemu-arm-bounces+qemu-arm=archiver.kernel.org@nongnu.org On Wed, Apr 15, 2026 at 11:55:31AM +0100, Shameer Kolothum wrote: > Use IOMMU_GET_HW_INFO to query host support for Tegra241 CMDQV. > > Validate the returned data type, version, and minimum number of vCMDQs and > SIDs per Tegra241 CMDQ Virtual Interface(VI). Fail the probe if the host > does not meet these requirements. > > The QEMU model supports one Virtual Interface(VI) per VM with 2 vCMDQs and > 16 SIDs per VI, so the probe ensures the host implementation is compatible > with these limits. > > Reviewed-by: Eric Auger > Signed-off-by: Shameer Kolothum Reviewed-by: Nicolin Chen