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Subject[PATCH v2 16/16] rpmsg: virtio: allocate buffer from parent
Date
Remoteproc is now capable to create one specific sub-device per
virtio link to associate a dedicated memory pool.
This implies to change device used by virtio_rpmsg for
buffer allocation from grand-parent to parent.

Signed-off-by: Loic Pallardy <loic.pallardy@st.com>
---
drivers/rpmsg/virtio_rpmsg_bus.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/rpmsg/virtio_rpmsg_bus.c b/drivers/rpmsg/virtio_rpmsg_bus.c
index 82b8300..6dd25c6 100644
--- a/drivers/rpmsg/virtio_rpmsg_bus.c
+++ b/drivers/rpmsg/virtio_rpmsg_bus.c
@@ -920,7 +920,7 @@ static int rpmsg_probe(struct virtio_device *vdev)
total_buf_space = vrp->num_bufs * vrp->buf_size;

/* allocate coherent memory for the buffers */
- bufs_va = dma_alloc_coherent(vdev->dev.parent->parent,
+ bufs_va = dma_alloc_coherent(vdev->dev.parent,
total_buf_space, &vrp->bufs_dma,
GFP_KERNEL);
if (!bufs_va) {
--
1.9.1
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