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authorMichael S. Tsirkin <mst@redhat.com>2017-03-06 18:19:39 +0200
committerMichael S. Tsirkin <mst@redhat.com>2017-05-02 23:41:42 +0300
commit9b2bbdb227588455afcc3b03475fa9b0a35d83af (patch)
tree38ec6fe9fbfafcc7a388da21d7ec42a668111ec1
parent4f6d9bfc882450631251052756ed84658ec88a70 (diff)
virtio: wrap find_vqs
We are going to add more parameters to find_vqs, let's wrap the call so we don't need to tweak all drivers every time. Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
-rw-r--r--drivers/block/virtio_blk.c3
-rw-r--r--drivers/char/virtio_console.c6
-rw-r--r--drivers/crypto/virtio/virtio_crypto_core.c3
-rw-r--r--drivers/gpu/drm/virtio/virtgpu_kms.c3
-rw-r--r--drivers/net/caif/caif_virtio.c3
-rw-r--r--drivers/net/virtio_net.c3
-rw-r--r--drivers/rpmsg/virtio_rpmsg_bus.c2
-rw-r--r--drivers/scsi/virtio_scsi.c3
-rw-r--r--drivers/virtio/virtio_balloon.c3
-rw-r--r--drivers/virtio/virtio_input.c3
-rw-r--r--include/linux/virtio_config.h9
-rw-r--r--net/vmw_vsock/virtio_transport.c6
12 files changed, 24 insertions, 23 deletions
diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
index 1d4c9f8bc1e1..c08c30c35035 100644
--- a/drivers/block/virtio_blk.c
+++ b/drivers/block/virtio_blk.c
@@ -455,8 +455,7 @@ static int init_vq(struct virtio_blk *vblk)
}
/* Discover virtqueues and write information to configuration. */
- err = vdev->config->find_vqs(vdev, num_vqs, vqs, callbacks, names,
- &desc);
+ err = virtio_find_vqs(vdev, num_vqs, vqs, callbacks, names, &desc);
if (err)
goto out;
diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c
index 87fe111d0be6..d0699c5fec43 100644
--- a/drivers/char/virtio_console.c
+++ b/drivers/char/virtio_console.c
@@ -1945,9 +1945,9 @@ static int init_vqs(struct ports_device *portdev)
}
}
/* Find the queues. */
- err = portdev->vdev->config->find_vqs(portdev->vdev, nr_queues, vqs,
- io_callbacks,
- (const char **)io_names, NULL);
+ err = virtio_find_vqs(portdev->vdev, nr_queues, vqs,
+ io_callbacks,
+ (const char **)io_names, NULL);
if (err)
goto free;
diff --git a/drivers/crypto/virtio/virtio_crypto_core.c b/drivers/crypto/virtio/virtio_crypto_core.c
index 21472e427f6f..a111cd72797b 100644
--- a/drivers/crypto/virtio/virtio_crypto_core.c
+++ b/drivers/crypto/virtio/virtio_crypto_core.c
@@ -119,8 +119,7 @@ static int virtcrypto_find_vqs(struct virtio_crypto *vi)
names[i] = vi->data_vq[i].name;
}
- ret = vi->vdev->config->find_vqs(vi->vdev, total_vqs, vqs, callbacks,
- names, NULL);
+ ret = virtio_find_vqs(vi->vdev, total_vqs, vqs, callbacks, names, NULL);
if (ret)
goto err_find;
diff --git a/drivers/gpu/drm/virtio/virtgpu_kms.c b/drivers/gpu/drm/virtio/virtgpu_kms.c
index 491866865c33..1e1c90b30d4a 100644
--- a/drivers/gpu/drm/virtio/virtgpu_kms.c
+++ b/drivers/gpu/drm/virtio/virtgpu_kms.c
@@ -175,8 +175,7 @@ int virtio_gpu_driver_load(struct drm_device *dev, unsigned long flags)
DRM_INFO("virgl 3d acceleration not supported by guest\n");
#endif
- ret = vgdev->vdev->config->find_vqs(vgdev->vdev, 2, vqs,
- callbacks, names, NULL);
+ ret = virtio_find_vqs(vgdev->vdev, 2, vqs, callbacks, names, NULL);
if (ret) {
DRM_ERROR("failed to find virt queues\n");
goto err_vqs;
diff --git a/drivers/net/caif/caif_virtio.c b/drivers/net/caif/caif_virtio.c
index bc0eb47eccee..6122768c8644 100644
--- a/drivers/net/caif/caif_virtio.c
+++ b/drivers/net/caif/caif_virtio.c
@@ -679,8 +679,7 @@ static int cfv_probe(struct virtio_device *vdev)
goto err;
/* Get the TX virtio ring. This is a "guest side vring". */
- err = vdev->config->find_vqs(vdev, 1, &cfv->vq_tx, &vq_cbs, &names,
- NULL);
+ err = virtio_find_vqs(vdev, 1, &cfv->vq_tx, &vq_cbs, &names, NULL);
if (err)
goto err;
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index f36584616e7d..71f447ab440e 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -2079,8 +2079,7 @@ static int virtnet_find_vqs(struct virtnet_info *vi)
names[txq2vq(i)] = vi->sq[i].name;
}
- ret = vi->vdev->config->find_vqs(vi->vdev, total_vqs, vqs, callbacks,
- names, NULL);
+ ret = virtio_find_vqs(vi->vdev, total_vqs, vqs, callbacks, names, NULL);
if (ret)
goto err_find;
diff --git a/drivers/rpmsg/virtio_rpmsg_bus.c b/drivers/rpmsg/virtio_rpmsg_bus.c
index 5e66e081027e..f7cade09d38a 100644
--- a/drivers/rpmsg/virtio_rpmsg_bus.c
+++ b/drivers/rpmsg/virtio_rpmsg_bus.c
@@ -869,7 +869,7 @@ static int rpmsg_probe(struct virtio_device *vdev)
init_waitqueue_head(&vrp->sendq);
/* We expect two virtqueues, rx and tx (and in this order) */
- err = vdev->config->find_vqs(vdev, 2, vqs, vq_cbs, names, NULL);
+ err = virtio_find_vqs(vdev, 2, vqs, vq_cbs, names, NULL);
if (err)
goto free_vrp;
diff --git a/drivers/scsi/virtio_scsi.c b/drivers/scsi/virtio_scsi.c
index 939c47df73fa..e9222dcb9707 100644
--- a/drivers/scsi/virtio_scsi.c
+++ b/drivers/scsi/virtio_scsi.c
@@ -870,8 +870,7 @@ static int virtscsi_init(struct virtio_device *vdev,
}
/* Discover virtqueues and write information to configuration. */
- err = vdev->config->find_vqs(vdev, num_vqs, vqs, callbacks, names,
- &desc);
+ err = virtio_find_vqs(vdev, num_vqs, vqs, callbacks, names, &desc);
if (err)
goto out;
diff --git a/drivers/virtio/virtio_balloon.c b/drivers/virtio/virtio_balloon.c
index 34adf9b9c053..408c174ef0d5 100644
--- a/drivers/virtio/virtio_balloon.c
+++ b/drivers/virtio/virtio_balloon.c
@@ -418,8 +418,7 @@ static int init_vqs(struct virtio_balloon *vb)
* optionally stat.
*/
nvqs = virtio_has_feature(vb->vdev, VIRTIO_BALLOON_F_STATS_VQ) ? 3 : 2;
- err = vb->vdev->config->find_vqs(vb->vdev, nvqs, vqs, callbacks, names,
- NULL);
+ err = virtio_find_vqs(vb->vdev, nvqs, vqs, callbacks, names, NULL);
if (err)
return err;
diff --git a/drivers/virtio/virtio_input.c b/drivers/virtio/virtio_input.c
index 79f1293cda93..3a0468f2ceb0 100644
--- a/drivers/virtio/virtio_input.c
+++ b/drivers/virtio/virtio_input.c
@@ -173,8 +173,7 @@ static int virtinput_init_vqs(struct virtio_input *vi)
static const char * const names[] = { "events", "status" };
int err;
- err = vi->vdev->config->find_vqs(vi->vdev, 2, vqs, cbs, names,
- NULL);
+ err = virtio_find_vqs(vi->vdev, 2, vqs, cbs, names, NULL);
if (err)
return err;
vi->evt = vqs[0];
diff --git a/include/linux/virtio_config.h b/include/linux/virtio_config.h
index 8355bab175e1..47f3d805c290 100644
--- a/include/linux/virtio_config.h
+++ b/include/linux/virtio_config.h
@@ -179,6 +179,15 @@ struct virtqueue *virtio_find_single_vq(struct virtio_device *vdev,
return vq;
}
+static inline
+int virtio_find_vqs(struct virtio_device *vdev, unsigned nvqs,
+ struct virtqueue *vqs[], vq_callback_t *callbacks[],
+ const char * const names[],
+ struct irq_affinity *desc)
+{
+ return vdev->config->find_vqs(vdev, nvqs, vqs, callbacks, names, desc);
+}
+
/**
* virtio_device_ready - enable vq use in probe function
* @vdev: the device
diff --git a/net/vmw_vsock/virtio_transport.c b/net/vmw_vsock/virtio_transport.c
index 68675a151f22..97e26e2955e1 100644
--- a/net/vmw_vsock/virtio_transport.c
+++ b/net/vmw_vsock/virtio_transport.c
@@ -573,9 +573,9 @@ static int virtio_vsock_probe(struct virtio_device *vdev)
vsock->vdev = vdev;
- ret = vsock->vdev->config->find_vqs(vsock->vdev, VSOCK_VQ_MAX,
- vsock->vqs, callbacks, names,
- NULL);
+ ret = virtio_find_vqs(vsock->vdev, VSOCK_VQ_MAX,
+ vsock->vqs, callbacks, names,
+ NULL);
if (ret < 0)
goto out;

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