remoteproc: avoid registering a virtio device if not supported

Let remoteproc know when the firmware doesn't support any virtio
functionality, so registering a virtio device can be avoided.

This is needed for remote processors that doesn't require any
virtio-based communications, but are still controlled via remoteproc.

[[email protected]: write commit log]

Signed-off-by: Mark Grosen <[email protected]>
Signed-off-by: Ohad Ben-Cohen <[email protected]>
This commit is contained in:
Mark Grosen 2011-12-13 09:14:15 +02:00 • committed by Ohad Ben-Cohen
commit 7d2d3956fb

View file

@ -695,7 +695,7 @@ static int
rproc_handle_virtio_rsc(struct rproc *rproc, struct fw_resource *rsc, int len)
{
struct device *dev = rproc->dev;
int ret = 0;
int ret = -ENODEV;
for (; len >= sizeof(*rsc); rsc++, len -= sizeof(*rsc))
if (rsc->type == RSC_VIRTIO_DEV) {