Use the new interface to check the capability for our device specifically. Signed-off-by: Robin Murphy <robin.murphy at arm.com> --- drivers/vhost/vdpa.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/vhost/vdpa.c b/drivers/vhost/vdpa.c index 935a1d0ddb97..4cfebcc24a03 100644 --- a/drivers/vhost/vdpa.c +++ b/drivers/vhost/vdpa.c @@ -1074,7 +1074,7 @@ static int vhost_vdpa_alloc_domain(struct vhost_vdpa *v) if (!bus) return -EFAULT; - if (!iommu_capable(bus, IOMMU_CAP_CACHE_COHERENCY)) + if (!device_iommu_capable(dma_dev, IOMMU_CAP_CACHE_COHERENCY)) return -ENOTSUPP; v->domain = iommu_domain_alloc(bus); -- 2.36.1.dirty
On 2022-06-08 12:48, Robin Murphy wrote:> Use the new interface to check the capability for our device > specifically.Just checking in case this got lost - vdpa is now the only remaining iommu_capable() user in linux-next, and I'd like to be able to remove the old interface next cycle. Thanks, Robin.> Signed-off-by: Robin Murphy <robin.murphy at arm.com> > --- > drivers/vhost/vdpa.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/vhost/vdpa.c b/drivers/vhost/vdpa.c > index 935a1d0ddb97..4cfebcc24a03 100644 > --- a/drivers/vhost/vdpa.c > +++ b/drivers/vhost/vdpa.c > @@ -1074,7 +1074,7 @@ static int vhost_vdpa_alloc_domain(struct vhost_vdpa *v) > if (!bus) > return -EFAULT; > > - if (!iommu_capable(bus, IOMMU_CAP_CACHE_COHERENCY)) > + if (!device_iommu_capable(dma_dev, IOMMU_CAP_CACHE_COHERENCY)) > return -ENOTSUPP; > > v->domain = iommu_domain_alloc(bus);
On Wed, Jun 8, 2022 at 7:53 PM Robin Murphy <robin.murphy at arm.com> wrote:> > Use the new interface to check the capability for our device > specifically. > > Signed-off-by: Robin Murphy <robin.murphy at arm.com>Acked-by: Jason Wang <jasowang at redhat.com>> --- > drivers/vhost/vdpa.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/vhost/vdpa.c b/drivers/vhost/vdpa.c > index 935a1d0ddb97..4cfebcc24a03 100644 > --- a/drivers/vhost/vdpa.c > +++ b/drivers/vhost/vdpa.c > @@ -1074,7 +1074,7 @@ static int vhost_vdpa_alloc_domain(struct vhost_vdpa *v) > if (!bus) > return -EFAULT; > > - if (!iommu_capable(bus, IOMMU_CAP_CACHE_COHERENCY)) > + if (!device_iommu_capable(dma_dev, IOMMU_CAP_CACHE_COHERENCY)) > return -ENOTSUPP; > > v->domain = iommu_domain_alloc(bus); > -- > 2.36.1.dirty >