summaryrefslogtreecommitdiff
path: root/include/linux/acpi.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/acpi.h')
-rw-r--r--include/linux/acpi.h68
1 files changed, 35 insertions, 33 deletions
diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index 35652fa87272..502af53ec012 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -57,9 +57,6 @@ static inline acpi_handle acpi_device_handle(struct acpi_device *adev)
acpi_fwnode_handle(adev) : NULL)
#define ACPI_HANDLE(dev) acpi_device_handle(ACPI_COMPANION(dev))
-
-extern const struct fwnode_operations acpi_fwnode_ops;
-
static inline struct fwnode_handle *acpi_alloc_fwnode_static(void)
{
struct fwnode_handle *fwnode;
@@ -68,15 +65,14 @@ static inline struct fwnode_handle *acpi_alloc_fwnode_static(void)
if (!fwnode)
return NULL;
- fwnode->type = FWNODE_ACPI_STATIC;
- fwnode->ops = &acpi_fwnode_ops;
+ fwnode->ops = &acpi_static_fwnode_ops;
return fwnode;
}
static inline void acpi_free_fwnode_static(struct fwnode_handle *fwnode)
{
- if (WARN_ON(!fwnode || fwnode->type != FWNODE_ACPI_STATIC))
+ if (WARN_ON(!is_acpi_static_node(fwnode)))
return;
kfree(fwnode);
@@ -1034,13 +1030,14 @@ struct acpi_reference_args {
};
#ifdef CONFIG_ACPI
-int acpi_dev_get_property(struct acpi_device *adev, const char *name,
+int acpi_dev_get_property(const struct acpi_device *adev, const char *name,
acpi_object_type type, const union acpi_object **obj);
-int __acpi_node_get_property_reference(struct fwnode_handle *fwnode,
+int __acpi_node_get_property_reference(const struct fwnode_handle *fwnode,
const char *name, size_t index, size_t num_args,
struct acpi_reference_args *args);
-static inline int acpi_node_get_property_reference(struct fwnode_handle *fwnode,
+static inline int acpi_node_get_property_reference(
+ const struct fwnode_handle *fwnode,
const char *name, size_t index,
struct acpi_reference_args *args)
{
@@ -1048,22 +1045,25 @@ static inline int acpi_node_get_property_reference(struct fwnode_handle *fwnode,
MAX_ACPI_REFERENCE_ARGS, args);
}
-int acpi_node_prop_get(struct fwnode_handle *fwnode, const char *propname,
+int acpi_node_prop_get(const struct fwnode_handle *fwnode, const char *propname,
void **valptr);
-int acpi_dev_prop_read_single(struct acpi_device *adev, const char *propname,
- enum dev_prop_type proptype, void *val);
-int acpi_node_prop_read(struct fwnode_handle *fwnode, const char *propname,
- enum dev_prop_type proptype, void *val, size_t nval);
-int acpi_dev_prop_read(struct acpi_device *adev, const char *propname,
+int acpi_dev_prop_read_single(struct acpi_device *adev,
+ const char *propname, enum dev_prop_type proptype,
+ void *val);
+int acpi_node_prop_read(const struct fwnode_handle *fwnode,
+ const char *propname, enum dev_prop_type proptype,
+ void *val, size_t nval);
+int acpi_dev_prop_read(const struct acpi_device *adev, const char *propname,
enum dev_prop_type proptype, void *val, size_t nval);
-struct fwnode_handle *acpi_get_next_subnode(struct fwnode_handle *fwnode,
+struct fwnode_handle *acpi_get_next_subnode(const struct fwnode_handle *fwnode,
struct fwnode_handle *child);
-struct fwnode_handle *acpi_node_get_parent(struct fwnode_handle *fwnode);
+struct fwnode_handle *acpi_node_get_parent(const struct fwnode_handle *fwnode);
-struct fwnode_handle *acpi_graph_get_next_endpoint(struct fwnode_handle *fwnode,
- struct fwnode_handle *prev);
-int acpi_graph_get_remote_endpoint(struct fwnode_handle *fwnode,
+struct fwnode_handle *
+acpi_graph_get_next_endpoint(const struct fwnode_handle *fwnode,
+ struct fwnode_handle *prev);
+int acpi_graph_get_remote_endpoint(const struct fwnode_handle *fwnode,
struct fwnode_handle **remote,
struct fwnode_handle **port,
struct fwnode_handle **endpoint);
@@ -1131,35 +1131,36 @@ static inline int acpi_dev_get_property(struct acpi_device *adev,
}
static inline int
-__acpi_node_get_property_reference(struct fwnode_handle *fwnode,
+__acpi_node_get_property_reference(const struct fwnode_handle *fwnode,
const char *name, size_t index, size_t num_args,
struct acpi_reference_args *args)
{
return -ENXIO;
}
-static inline int acpi_node_get_property_reference(struct fwnode_handle *fwnode,
- const char *name, size_t index,
- struct acpi_reference_args *args)
+static inline int
+acpi_node_get_property_reference(const struct fwnode_handle *fwnode,
+ const char *name, size_t index,
+ struct acpi_reference_args *args)
{
return -ENXIO;
}
-static inline int acpi_node_prop_get(struct fwnode_handle *fwnode,
+static inline int acpi_node_prop_get(const struct fwnode_handle *fwnode,
const char *propname,
void **valptr)
{
return -ENXIO;
}
-static inline int acpi_dev_prop_get(struct acpi_device *adev,
+static inline int acpi_dev_prop_get(const struct acpi_device *adev,
const char *propname,
void **valptr)
{
return -ENXIO;
}
-static inline int acpi_dev_prop_read_single(struct acpi_device *adev,
+static inline int acpi_dev_prop_read_single(const struct acpi_device *adev,
const char *propname,
enum dev_prop_type proptype,
void *val)
@@ -1167,7 +1168,7 @@ static inline int acpi_dev_prop_read_single(struct acpi_device *adev,
return -ENXIO;
}
-static inline int acpi_node_prop_read(struct fwnode_handle *fwnode,
+static inline int acpi_node_prop_read(const struct fwnode_handle *fwnode,
const char *propname,
enum dev_prop_type proptype,
void *val, size_t nval)
@@ -1175,7 +1176,7 @@ static inline int acpi_node_prop_read(struct fwnode_handle *fwnode,
return -ENXIO;
}
-static inline int acpi_dev_prop_read(struct acpi_device *adev,
+static inline int acpi_dev_prop_read(const struct acpi_device *adev,
const char *propname,
enum dev_prop_type proptype,
void *val, size_t nval)
@@ -1184,26 +1185,27 @@ static inline int acpi_dev_prop_read(struct acpi_device *adev,
}
static inline struct fwnode_handle *
-acpi_get_next_subnode(struct fwnode_handle *fwnode, struct fwnode_handle *child)
+acpi_get_next_subnode(const struct fwnode_handle *fwnode,
+ struct fwnode_handle *child)
{
return NULL;
}
static inline struct fwnode_handle *
-acpi_node_get_parent(struct fwnode_handle *fwnode)
+acpi_node_get_parent(const struct fwnode_handle *fwnode)
{
return NULL;
}
static inline struct fwnode_handle *
-acpi_graph_get_next_endpoint(struct fwnode_handle *fwnode,
+acpi_graph_get_next_endpoint(const struct fwnode_handle *fwnode,
struct fwnode_handle *prev)
{
return ERR_PTR(-ENXIO);
}
static inline int
-acpi_graph_get_remote_endpoint(struct fwnode_handle *fwnode,
+acpi_graph_get_remote_endpoint(const struct fwnode_handle *fwnode,
struct fwnode_handle **remote,
struct fwnode_handle **port,
struct fwnode_handle **endpoint)