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authorSakari Ailus <sakari.ailus@linux.intel.com>2017-07-21 14:39:36 +0300
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2017-07-22 01:04:51 +0300
commit37ba983cfb47cc7b353146422c437468fcb29c61 (patch)
tree060594741d16d202705d46c69fd543d8b2548e31 /drivers/of
parent39e5aeed835dece823e6cc57f6842b8f1f4799e1 (diff)
downloadlinux-37ba983cfb47cc7b353146422c437468fcb29c61.tar.xz
device property: Constify fwnode property API
Make fwnode arguments to the fwnode property API const. Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com> Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/of')
-rw-r--r--drivers/of/property.c34
1 files changed, 18 insertions, 16 deletions
diff --git a/drivers/of/property.c b/drivers/of/property.c
index 2d5988820405..ae46a6f0ea36 100644
--- a/drivers/of/property.c
+++ b/drivers/of/property.c
@@ -815,23 +815,23 @@ static void of_fwnode_put(struct fwnode_handle *fwnode)
of_node_put(to_of_node(fwnode));
}
-static bool of_fwnode_device_is_available(struct fwnode_handle *fwnode)
+static bool of_fwnode_device_is_available(const struct fwnode_handle *fwnode)
{
return of_device_is_available(to_of_node(fwnode));
}
-static bool of_fwnode_property_present(struct fwnode_handle *fwnode,
+static bool of_fwnode_property_present(const struct fwnode_handle *fwnode,
const char *propname)
{
return of_property_read_bool(to_of_node(fwnode), propname);
}
-static int of_fwnode_property_read_int_array(struct fwnode_handle *fwnode,
+static int of_fwnode_property_read_int_array(const struct fwnode_handle *fwnode,
const char *propname,
unsigned int elem_size, void *val,
size_t nval)
{
- struct device_node *node = to_of_node(fwnode);
+ const struct device_node *node = to_of_node(fwnode);
if (!val)
return of_property_count_elems_of_size(node, propname,
@@ -851,24 +851,26 @@ static int of_fwnode_property_read_int_array(struct fwnode_handle *fwnode,
return -ENXIO;
}
-static int of_fwnode_property_read_string_array(struct fwnode_handle *fwnode,
- const char *propname,
- const char **val, size_t nval)
+static int
+of_fwnode_property_read_string_array(const struct fwnode_handle *fwnode,
+ const char *propname, const char **val,
+ size_t nval)
{
- struct device_node *node = to_of_node(fwnode);
+ const struct device_node *node = to_of_node(fwnode);
return val ?
of_property_read_string_array(node, propname, val, nval) :
of_property_count_strings(node, propname);
}
-static struct fwnode_handle *of_fwnode_get_parent(struct fwnode_handle *fwnode)
+static struct fwnode_handle *
+of_fwnode_get_parent(const struct fwnode_handle *fwnode)
{
return of_fwnode_handle(of_get_parent(to_of_node(fwnode)));
}
static struct fwnode_handle *
-of_fwnode_get_next_child_node(struct fwnode_handle *fwnode,
+of_fwnode_get_next_child_node(const struct fwnode_handle *fwnode,
struct fwnode_handle *child)
{
return of_fwnode_handle(of_get_next_available_child(to_of_node(fwnode),
@@ -876,10 +878,10 @@ of_fwnode_get_next_child_node(struct fwnode_handle *fwnode,
}
static struct fwnode_handle *
-of_fwnode_get_named_child_node(struct fwnode_handle *fwnode,
+of_fwnode_get_named_child_node(const struct fwnode_handle *fwnode,
const char *childname)
{
- struct device_node *node = to_of_node(fwnode);
+ const struct device_node *node = to_of_node(fwnode);
struct device_node *child;
for_each_available_child_of_node(node, child)
@@ -890,7 +892,7 @@ of_fwnode_get_named_child_node(struct fwnode_handle *fwnode,
}
static struct fwnode_handle *
-of_fwnode_graph_get_next_endpoint(struct fwnode_handle *fwnode,
+of_fwnode_graph_get_next_endpoint(const struct fwnode_handle *fwnode,
struct fwnode_handle *prev)
{
return of_fwnode_handle(of_graph_get_next_endpoint(to_of_node(fwnode),
@@ -898,7 +900,7 @@ of_fwnode_graph_get_next_endpoint(struct fwnode_handle *fwnode,
}
static struct fwnode_handle *
-of_fwnode_graph_get_remote_endpoint(struct fwnode_handle *fwnode)
+of_fwnode_graph_get_remote_endpoint(const struct fwnode_handle *fwnode)
{
return of_fwnode_handle(of_parse_phandle(to_of_node(fwnode),
"remote-endpoint", 0));
@@ -921,10 +923,10 @@ of_fwnode_graph_get_port_parent(struct fwnode_handle *fwnode)
return of_fwnode_handle(of_get_next_parent(np));
}
-static int of_fwnode_graph_parse_endpoint(struct fwnode_handle *fwnode,
+static int of_fwnode_graph_parse_endpoint(const struct fwnode_handle *fwnode,
struct fwnode_endpoint *endpoint)
{
- struct device_node *node = to_of_node(fwnode);
+ const struct device_node *node = to_of_node(fwnode);
struct device_node *port_node = of_get_parent(node);
endpoint->local_fwnode = fwnode;