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virtio_config: remove virtio_config_val

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The virtio_cread() functions should now be used.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell
2013-10-14 18:11:51 +10:30
parent 855e0c5288
commit 630b54d334
1 changed files with 0 additions and 27 deletions
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27
include/linux/virtio_config.h
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@@ -96,33 +96,6 @@ static inline bool virtio_has_feature(const struct virtio_device *vdev,
return test_bit(fbit, vdev->features); return test_bit(fbit, vdev->features);
} }
/**
* virtio_config_val - look for a feature and get a virtio config entry.
* @vdev: the virtio device
* @fbit: the feature bit
* @offset: the type to search for.
* @v: a pointer to the value to fill in.
*
* The return value is -ENOENT if the feature doesn't exist. Otherwise
* the config value is copied into whatever is pointed to by v. */
#define virtio_config_val(vdev, fbit, offset, v) \
virtio_config_buf((vdev), (fbit), (offset), (v), sizeof(*v))
#define virtio_config_val_len(vdev, fbit, offset, v, len) \
virtio_config_buf((vdev), (fbit), (offset), (v), (len))
static inline int virtio_config_buf(struct virtio_device *vdev,
unsigned int fbit,
unsigned int offset,
void *buf, unsigned len)
{
if (!virtio_has_feature(vdev, fbit))
return -ENOENT;
vdev->config->get(vdev, offset, buf, len);
return 0;
}
static inline static inline
struct virtqueue *virtio_find_single_vq(struct virtio_device *vdev, struct virtqueue *virtio_find_single_vq(struct virtio_device *vdev,
vq_callback_t *c, const char *n) vq_callback_t *c, const char *n)