An iommu domain is allocated in portal_set_cpu() and is attached to pcfg->dev in the same function.
Use iommu_paging_domain_alloc() to make it explicit. Signed-off-by: Lu Baolu <baolu...@linux.intel.com> Reviewed-by: Jason Gunthorpe <j...@nvidia.com> Link: https://lore.kernel.org/r/20240610085555.88197-14-baolu...@linux.intel.com --- drivers/soc/fsl/qbman/qman_portal.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/soc/fsl/qbman/qman_portal.c b/drivers/soc/fsl/qbman/qman_portal.c index e23b60618c1a..456ef5d5c199 100644 --- a/drivers/soc/fsl/qbman/qman_portal.c +++ b/drivers/soc/fsl/qbman/qman_portal.c @@ -48,9 +48,10 @@ static void portal_set_cpu(struct qm_portal_config *pcfg, int cpu) struct device *dev = pcfg->dev; int ret; - pcfg->iommu_domain = iommu_domain_alloc(&platform_bus_type); - if (!pcfg->iommu_domain) { + pcfg->iommu_domain = iommu_paging_domain_alloc(dev); + if (IS_ERR(pcfg->iommu_domain)) { dev_err(dev, "%s(): iommu_domain_alloc() failed", __func__); + pcfg->iommu_domain = NULL; goto no_iommu; } ret = fsl_pamu_configure_l1_stash(pcfg->iommu_domain, cpu); -- 2.34.1
