On 9/29/25 3:36 PM, Shameer Kolothum wrote:
> And set to the current default smmu_ops. No functional change intended.
> This will allow SMMUv3 accel implementation to set a different iommu ops
> later.
>
> Signed-off-by: Shameer Kolothum <[email protected]>
Reviewed-by: Eric Auger <[email protected]>
Eric
> ---
> hw/arm/smmu-common.c | 7 +++++--
> include/hw/arm/smmu-common.h | 1 +
> 2 files changed, 6 insertions(+), 2 deletions(-)
>
> diff --git a/hw/arm/smmu-common.c b/hw/arm/smmu-common.c
> index 59d6147ec9..4d6516443e 100644
> --- a/hw/arm/smmu-common.c
> +++ b/hw/arm/smmu-common.c
> @@ -952,6 +952,9 @@ static void smmu_base_realize(DeviceState *dev, Error
> **errp)
> return;
> }
>
> + if (!s->iommu_ops) {
> + s->iommu_ops = &smmu_ops;
> + }
> /*
> * We only allow default PCIe Root Complex(pcie.0) or pxb-pcie based
> extra
> * root complexes to be associated with SMMU.
> @@ -971,9 +974,9 @@ static void smmu_base_realize(DeviceState *dev, Error
> **errp)
> }
>
> if (s->smmu_per_bus) {
> - pci_setup_iommu_per_bus(pci_bus, &smmu_ops, s);
> + pci_setup_iommu_per_bus(pci_bus, s->iommu_ops, s);
> } else {
> - pci_setup_iommu(pci_bus, &smmu_ops, s);
> + pci_setup_iommu(pci_bus, s->iommu_ops, s);
> }
> return;
> }
> diff --git a/include/hw/arm/smmu-common.h b/include/hw/arm/smmu-common.h
> index c6f899e403..75b83b2b4a 100644
> --- a/include/hw/arm/smmu-common.h
> +++ b/include/hw/arm/smmu-common.h
> @@ -162,6 +162,7 @@ struct SMMUState {
> uint8_t bus_num;
> PCIBus *primary_bus;
> bool smmu_per_bus; /* SMMU is specific to the primary_bus */
> + const PCIIOMMUOps *iommu_ops;
> };
>
> struct SMMUBaseClass {
