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Diffstat (limited to 'drivers/iommu')
-rw-r--r--drivers/iommu/iommu.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c
index 10db680acaed..0b5e181998c9 100644
--- a/drivers/iommu/iommu.c
+++ b/drivers/iommu/iommu.c
@@ -89,7 +89,7 @@ static int iommu_bus_notifier(struct notifier_block *nb,
unsigned long action, void *data);
static int iommu_alloc_default_domain(struct iommu_group *group,
struct device *dev);
-static struct iommu_domain *__iommu_domain_alloc(struct bus_type *bus,
+static struct iommu_domain *__iommu_domain_alloc(const struct bus_type *bus,
unsigned type);
static int __iommu_attach_device(struct iommu_domain *domain,
struct device *dev);
@@ -1631,7 +1631,7 @@ static int iommu_get_def_domain_type(struct device *dev)
return 0;
}
-static int iommu_group_alloc_default_domain(struct bus_type *bus,
+static int iommu_group_alloc_default_domain(const struct bus_type *bus,
struct iommu_group *group,
unsigned int type)
{
@@ -1777,7 +1777,7 @@ static int probe_get_default_domain_type(struct device *dev, void *data)
return 0;
}
-static void probe_alloc_default_domain(struct bus_type *bus,
+static void probe_alloc_default_domain(const struct bus_type *bus,
struct iommu_group *group)
{
struct __group_domain_type gtype;
@@ -1832,7 +1832,7 @@ static int iommu_group_create_direct_mappings(struct iommu_group *group)
iommu_do_create_direct_mappings);
}
-int bus_iommu_probe(struct bus_type *bus)
+int bus_iommu_probe(const struct bus_type *bus)
{
struct iommu_group *group, *next;
LIST_HEAD(group_list);
@@ -1876,7 +1876,7 @@ int bus_iommu_probe(struct bus_type *bus)
return ret;
}
-bool iommu_present(struct bus_type *bus)
+bool iommu_present(const struct bus_type *bus)
{
return bus->iommu_ops != NULL;
}
@@ -1951,7 +1951,7 @@ void iommu_set_fault_handler(struct iommu_domain *domain,
}
EXPORT_SYMBOL_GPL(iommu_set_fault_handler);
-static struct iommu_domain *__iommu_domain_alloc(struct bus_type *bus,
+static struct iommu_domain *__iommu_domain_alloc(const struct bus_type *bus,
unsigned type)
{
struct iommu_domain *domain;
@@ -1976,7 +1976,7 @@ static struct iommu_domain *__iommu_domain_alloc(struct bus_type *bus,
return domain;
}
-struct iommu_domain *iommu_domain_alloc(struct bus_type *bus)
+struct iommu_domain *iommu_domain_alloc(const struct bus_type *bus)
{
return __iommu_domain_alloc(bus, IOMMU_DOMAIN_UNMANAGED);
}