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Diffstat (limited to 'drivers/iommu/omap-iommu.h')
-rw-r--r--drivers/iommu/omap-iommu.h30
1 files changed, 14 insertions, 16 deletions
diff --git a/drivers/iommu/omap-iommu.h b/drivers/iommu/omap-iommu.h
index a675af29a6ec..1703159ef5af 100644
--- a/drivers/iommu/omap-iommu.h
+++ b/drivers/iommu/omap-iommu.h
@@ -29,17 +29,26 @@ struct iotlb_entry {
};
/**
+ * struct omap_iommu_device - omap iommu device data
+ * @pgtable: page table used by an omap iommu attached to a domain
+ * @iommu_dev: pointer to store an omap iommu instance attached to a domain
+ */
+struct omap_iommu_device {
+ u32 *pgtable;
+ struct omap_iommu *iommu_dev;
+};
+
+/**
* struct omap_iommu_domain - omap iommu domain
- * @pgtable: the page table
- * @iommu_dev: an omap iommu device attached to this domain. only a single
- * iommu device can be attached for now.
+ * @num_iommus: number of iommus in this domain
+ * @iommus: omap iommu device data for all iommus in this domain
* @dev: Device using this domain.
* @lock: domain lock, should be taken when attaching/detaching
* @domain: generic domain handle used by iommu core code
*/
struct omap_iommu_domain {
- u32 *pgtable;
- struct omap_iommu *iommu_dev;
+ u32 num_iommus;
+ struct omap_iommu_device *iommus;
struct device *dev;
spinlock_t lock;
struct iommu_domain domain;
@@ -97,17 +106,6 @@ struct iotlb_lock {
short vict;
};
-/**
- * dev_to_omap_iommu() - retrieves an omap iommu object from a user device
- * @dev: iommu client device
- */
-static inline struct omap_iommu *dev_to_omap_iommu(struct device *dev)
-{
- struct omap_iommu_arch_data *arch_data = dev->archdata.iommu;
-
- return arch_data->iommu_dev;
-}
-
/*
* MMU Register offsets
*/