[PATCH 14/16] virtio_rpmsg_bus: use simplified virtqueue accessors.

From: Rusty Russell
Date: Tue Feb 19 2013 - 03:05:03 EST


We never add buffers with input and output parts, so use the new accessors.

Signed-off-by: Rusty Russell <rusty@xxxxxxxxxxxxxxx>
---
drivers/rpmsg/virtio_rpmsg_bus.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/rpmsg/virtio_rpmsg_bus.c b/drivers/rpmsg/virtio_rpmsg_bus.c
index f1e3239..d9897d1 100644
--- a/drivers/rpmsg/virtio_rpmsg_bus.c
+++ b/drivers/rpmsg/virtio_rpmsg_bus.c
@@ -763,14 +763,14 @@ int rpmsg_send_offchannel_raw(struct rpmsg_channel *rpdev, u32 src, u32 dst,
mutex_lock(&vrp->tx_lock);

/* add message to the remote processor's virtqueue */
- err = virtqueue_add_buf(vrp->svq, &sg, 1, 0, msg, GFP_KERNEL);
+ err = virtqueue_add_outbuf(vrp->svq, &sg, 1, msg, GFP_KERNEL);
if (err) {
/*
* need to reclaim the buffer here, otherwise it's lost
* (memory won't leak, but rpmsg won't use it again for TX).
* this will wait for a buffer management overhaul.
*/
- dev_err(dev, "virtqueue_add_buf failed: %d\n", err);
+ dev_err(dev, "virtqueue_add_outbuf failed: %d\n", err);
goto out;
}

@@ -845,7 +845,7 @@ static void rpmsg_recv_done(struct virtqueue *rvq)
sg_init_one(&sg, msg, RPMSG_BUF_SIZE);

/* add the buffer back to the remote processor's virtqueue */
- err = virtqueue_add_buf(vrp->rvq, &sg, 0, 1, msg, GFP_KERNEL);
+ err = virtqueue_add_inbuf(vrp->rvq, &sg, 1, msg, GFP_KERNEL);
if (err < 0) {
dev_err(dev, "failed to add a virtqueue buffer: %d\n", err);
return;
@@ -976,7 +976,7 @@ static int rpmsg_probe(struct virtio_device *vdev)

sg_init_one(&sg, cpu_addr, RPMSG_BUF_SIZE);

- err = virtqueue_add_buf(vrp->rvq, &sg, 0, 1, cpu_addr,
+ err = virtqueue_add_inbuf(vrp->rvq, &sg, 1, cpu_addr,
GFP_KERNEL);
WARN_ON(err); /* sanity check; this can't really happen */
}
--
1.7.10.4

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