From: Will Deacon Date: Wed, 29 Mar 2023 14:24:55 +0000 (+0800) Subject: virtio: Expose VIRTIO_F_IOMMU_PLATFORM in device features X-Git-Url: http://git.dujemihanovic.xyz/%22http:/www.sics.se/static/%7B%7B%20.RelPermalink%20%7D%7D?a=commitdiff_plain;h=7804306c800112390a35af9c777bda86465a7be5;p=u-boot.git virtio: Expose VIRTIO_F_IOMMU_PLATFORM in device features If we detect the VIRTIO_F_IOMMU_PLATFORM transport feature for a device, then expose it in the device features. Signed-off-by: Will Deacon [ Paul: pick from the Android tree. Rebase to the upstream ] Signed-off-by: Ying-Chun Liu (PaulLiu) Cc: Bin Meng Link: https://android.googlesource.com/platform/external/u-boot/+/9693bd26bfcfe77d6a1295a561420e08c5daf019 Reviewed-by: Simon Glass --- diff --git a/drivers/virtio/virtio-uclass.c b/drivers/virtio/virtio-uclass.c index de9bc90359..b3fb3dbfad 100644 --- a/drivers/virtio/virtio-uclass.c +++ b/drivers/virtio/virtio-uclass.c @@ -336,7 +336,7 @@ static int virtio_uclass_child_pre_probe(struct udevice *vdev) /* Transport features always preserved to pass to finalize_features */ for (i = VIRTIO_TRANSPORT_F_START; i < VIRTIO_TRANSPORT_F_END; i++) if ((device_features & (1ULL << i)) && - (i == VIRTIO_F_VERSION_1)) + (i == VIRTIO_F_VERSION_1 || i == VIRTIO_F_IOMMU_PLATFORM)) __virtio_set_bit(vdev->parent, i); debug("(%s) final negotiated features supported %016llx\n",