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vdpa: Extend routine to accept vdpa device name

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In a subsequent patch, when user initiated command creates a vdpa device,
the user chooses the name of the vdpa device.
To support it, extend the device allocation API to consider this name
specified by the caller driver.

Signed-off-by: Parav Pandit <parav@nvidia.com>
Reviewed-by: Eli Cohen <elic@nvidia.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Link: https://lore.kernel.org/r/20210105103203.82508-3-parav@nvidia.com
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Parav Pandit
2021-01-05 12:31:59 +02:00
committed by Michael S. Tsirkin
parent 4379441260
commit fd70a406a3
5 changed files with 38 additions and 11 deletions
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7
include/linux/vdpa.h
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@@ -245,15 +245,14 @@ struct vdpa_config_ops {
struct vdpa_device *__vdpa_alloc_device(struct device *parent,
const struct vdpa_config_ops *config,
int nvqs,
size_t size);
int nvqs, size_t size, const char *name);
#define vdpa_alloc_device(dev_struct, member, parent, config, nvqs) \
#define vdpa_alloc_device(dev_struct, member, parent, config, nvqs, name) \
container_of(__vdpa_alloc_device( \
parent, config, nvqs, \
sizeof(dev_struct) + \
BUILD_BUG_ON_ZERO(offsetof( \
dev_struct, member))), \
dev_struct, member)), name), \
dev_struct, member)
int vdpa_register_device(struct vdpa_device *vdev);