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iommu: Add iommu_device_set_fwnode() interface

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Allow to store a fwnode in 'struct iommu_device';

Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Joerg Roedel 2017-02-07 18:18:46 +01:00
parent e3d10af112
commit c73e1ac8b2
1 changed files with 12 additions and 0 deletions
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12
include/linux/iommu.h
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@ -214,6 +214,7 @@ struct iommu_ops {
struct iommu_device {
struct list_head list;
const struct iommu_ops *ops;
struct fwnode_handle *fwnode;
struct device dev;
};
@ -233,6 +234,12 @@ static inline void iommu_device_set_ops(struct iommu_device *iommu,
iommu->ops = ops;
}
static inline void iommu_device_set_fwnode(struct iommu_device *iommu,
struct fwnode_handle *fwnode)
{
iommu->fwnode = fwnode;
}
#define IOMMU_GROUP_NOTIFY_ADD_DEVICE 1 /* Device added */
#define IOMMU_GROUP_NOTIFY_DEL_DEVICE 2 /* Pre Device removed */
#define IOMMU_GROUP_NOTIFY_BIND_DRIVER 3 /* Pre Driver bind */
@ -580,6 +587,11 @@ static inline void iommu_device_set_ops(struct iommu_device *iommu,
{
}
static inline void iommu_device_set_fwnode(struct iommu_device *iommu,
struct fwnode_handle *fwnode)
{
}
static inline void iommu_device_unregister(struct iommu_device *iommu)
{
}