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virtio: add helper virtio_find_vqs_ctx_size()

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Introduce helper virtio_find_vqs_ctx_size() to call find_vqs and specify
the maximum size of each vq ring.

Signed-off-by: Xuan Zhuo <xuanzhuo@linux.alibaba.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Message-Id: <20220801063902.129329-37-xuanzhuo@linux.alibaba.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Xuan Zhuo 2022-08-01 14:38:56 +08:00 committed by Michael S. Tsirkin
parent fbed86abba
commit fe3dc04e31
1 changed files with 12 additions and 0 deletions
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12
include/linux/virtio_config.h
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@ -241,6 +241,18 @@ int virtio_find_vqs_ctx(struct virtio_device *vdev, unsigned nvqs,
ctx, desc); ctx, desc);
} }
static inline
int virtio_find_vqs_ctx_size(struct virtio_device *vdev, u32 nvqs,
struct virtqueue *vqs[],
vq_callback_t *callbacks[],
const char * const names[],
u32 sizes[],
const bool *ctx, struct irq_affinity *desc)
{
return vdev->config->find_vqs(vdev, nvqs, vqs, callbacks, names, sizes,
ctx, desc);
}
/** /**
* virtio_synchronize_cbs - synchronize with virtqueue callbacks * virtio_synchronize_cbs - synchronize with virtqueue callbacks
* @vdev: the device * @vdev: the device