linux-kernel - [PATCH v6 12/12] mellanox: switch to virtio_legacy

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Date:   Mon, 6 Apr 2020 18:26:53 -0400
From:   "Michael S. Tsirkin" <mst@...hat.com>
To:     linux-kernel@...r.kernel.org
Cc:     Andy Shevchenko <andy.shevchenko@...il.com>,
        Andy Shevchenko <andy@...radead.org>,
        Darren Hart <dvhart@...radead.org>,
        Vadim Pasternak <vadimp@...lanox.com>,
        platform-driver-x86@...r.kernel.org
Subject: [PATCH v6 12/12] mellanox: switch to virtio_legacy_init/size

These are used for legacy ring format, switch to APIs that make this
explicit.

Acked-by: Andy Shevchenko <andy.shevchenko@...il.com>
Signed-off-by: Michael S. Tsirkin <mst@...hat.com>
---

maintainers, pls ack merging this through virtio tree due to dependency
on previous patches in the patchset.

 drivers/platform/mellanox/mlxbf-tmfifo.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/platform/mellanox/mlxbf-tmfifo.c b/drivers/platform/mellanox/mlxbf-tmfifo.c
index 5739a9669b29..f42b1fb713f1 100644
--- a/drivers/platform/mellanox/mlxbf-tmfifo.c
+++ b/drivers/platform/mellanox/mlxbf-tmfifo.c
@@ -214,7 +214,7 @@ static void mlxbf_tmfifo_free_vrings(struct mlxbf_tmfifo *fifo,
 	for (i = 0; i < ARRAY_SIZE(tm_vdev->vrings); i++) {
 		vring = &tm_vdev->vrings[i];
 		if (vring->va) {
-			size = vring_size(vring->num, vring->align);
+			size = vring_legacy_size(vring->num, vring->align);
 			dma_free_coherent(tm_vdev->vdev.dev.parent, size,
 					  vring->va, vring->dma);
 			vring->va = NULL;
@@ -245,7 +245,7 @@ static int mlxbf_tmfifo_alloc_vrings(struct mlxbf_tmfifo *fifo,
 		vring->vdev_id = tm_vdev->vdev.id.device;
 		dev = &tm_vdev->vdev.dev;
 
-		size = vring_size(vring->num, vring->align);
+		size = vring_legacy_size(vring->num, vring->align);
 		va = dma_alloc_coherent(dev->parent, size, &dma, GFP_KERNEL);
 		if (!va) {
 			mlxbf_tmfifo_free_vrings(fifo, tm_vdev);
@@ -935,7 +935,7 @@ static int mlxbf_tmfifo_virtio_find_vqs(struct virtio_device *vdev,
 		vring = &tm_vdev->vrings[i];
 
 		/* zero vring */
-		size = vring_size(vring->num, vring->align);
+		size = vring_legacy_size(vring->num, vring->align);
 		memset(vring->va, 0, size);
 		vq = vring_new_virtqueue(i, vring->num, vring->align, vdev,
 					 false, false, vring->va,
-- 
MST