Re: [PATCH RFC 01/11] iommu: Add pasid_bits field in struct dev_iommu

[Lu Baolu]

On 2022/3/21 19:22, Jean-Philippe Brucker wrote:
> Hi Baolu,
>
> On Sun, Mar 20, 2022 at 02:40:20PM +0800, Lu Baolu wrote:
> > diff --git a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
> > index 627a3ed5ee8f..8e262210b5ad 100644
> > --- a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
> > +++ b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c
> > @@ -2812,6 +2812,7 @@ static int arm_smmu_dev_enable_feature(struct device *dev,
> >   		master->iopf_enabled = true;
> >   		return 0;
> >   	case IOMMU_DEV_FEAT_SVA:
> > +		dev->iommu->pasid_bits = master->ssid_bits;
> This would be better in arm_smmu_probe_device()

Sure.

Best regards,
baolu