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-rw-r--r--drivers/remoteproc/remoteproc_virtio.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/remoteproc/remoteproc_virtio.c b/drivers/remoteproc/remoteproc_virtio.c
index a34b50690b4e..e1a10232a943 100644
--- a/drivers/remoteproc/remoteproc_virtio.c
+++ b/drivers/remoteproc/remoteproc_virtio.c
@@ -207,7 +207,7 @@ static void rproc_virtio_reset(struct virtio_device *vdev)
}
/* provide the vdev features as retrieved from the firmware */
-static u32 rproc_virtio_get_features(struct virtio_device *vdev)
+static u64 rproc_virtio_get_features(struct virtio_device *vdev)
{
struct rproc_vdev *rvdev = vdev_to_rvdev(vdev);
struct fw_rsc_vdev *rsc;
@@ -217,7 +217,7 @@ static u32 rproc_virtio_get_features(struct virtio_device *vdev)
return rsc->dfeatures;
}
-static void rproc_virtio_finalize_features(struct virtio_device *vdev)
+static int rproc_virtio_finalize_features(struct virtio_device *vdev)
{
struct rproc_vdev *rvdev = vdev_to_rvdev(vdev);
struct fw_rsc_vdev *rsc;
@@ -227,11 +227,16 @@ static void rproc_virtio_finalize_features(struct virtio_device *vdev)
/* Give virtio_ring a chance to accept features */
vring_transport_features(vdev);
+ /* Make sure we don't have any features > 32 bits! */
+ BUG_ON((u32)vdev->features != vdev->features);
+
/*
* Remember the finalized features of our vdev, and provide it
* to the remote processor once it is powered on.
*/
- rsc->gfeatures = vdev->features[0];
+ rsc->gfeatures = vdev->features;
+
+ return 0;
}
static void rproc_virtio_get(struct virtio_device *vdev, unsigned offset,