[PATCH 06/11] iommu: Add iommu_device_set_fwnode() interface

Joerg Roedel
2017-02-09T13:48:35Z

From: Joerg Roedel <jroedel@suse.de>

Allow to store a fwnode in 'struct iommu_device';

Signed-off-by: Joerg Roedel <jroedel@suse.de>
---
include/linux/iommu.h | 12 ++++++++++++
1 file changed, 12 insertions(+)

diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index bae3cfc..626c935 100644
--- a/include/linux/iommu.h
+++ b/include/linux/iommu.h
@@ -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)
{
}
--
1.9.1