diff options
Diffstat (limited to 'drivers/remoteproc/remoteproc_virtio.c')
| -rw-r--r-- | drivers/remoteproc/remoteproc_virtio.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/remoteproc/remoteproc_virtio.c b/drivers/remoteproc/remoteproc_virtio.c index de21f620b882..183fc42a510a 100644 --- a/drivers/remoteproc/remoteproc_virtio.c +++ b/drivers/remoteproc/remoteproc_virtio.c @@ -214,6 +214,16 @@ static u64 rproc_virtio_get_features(struct virtio_device *vdev) return rsc->dfeatures; } +static void rproc_transport_features(struct virtio_device *vdev) +{ + /* + * Packed ring isn't enabled on remoteproc for now, + * because remoteproc uses vring_new_virtqueue() which + * creates virtio rings on preallocated memory. + */ + __virtio_clear_bit(vdev, VIRTIO_F_RING_PACKED); +} + static int rproc_virtio_finalize_features(struct virtio_device *vdev) { struct rproc_vdev *rvdev = vdev_to_rvdev(vdev); @@ -224,6 +234,9 @@ static int rproc_virtio_finalize_features(struct virtio_device *vdev) /* Give virtio_ring a chance to accept features */ vring_transport_features(vdev); + /* Give virtio_rproc a chance to accept features. */ + rproc_transport_features(vdev); + /* Make sure we don't have any features > 32 bits! */ BUG_ON((u32)vdev->features != vdev->features); |