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device property: Introduce fwnode_device_is_available()

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Add fwnode_device_is_available() to tell whether the device corresponding
to a certain fwnode_handle is available for use.

Signed-off-by: Sakari Ailus <[email protected]>
Reviewed-by: Mika Westerberg <[email protected]>
Acked-by: Rob Herring <[email protected]>
Signed-off-by: Rafael J. Wysocki <[email protected]>
This commit is contained in:
Sakari Ailus 2017-06-06 12:37:39 +03:00 • committed by Rafael J. Wysocki
commit 2294b3af05
5 changed files with 27 additions and 0 deletions
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6
drivers/of/property.c
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@ -775,6 +775,11 @@ 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)
{
return of_device_is_available(to_of_node(fwnode));
}
static bool of_fwnode_property_present(struct fwnode_handle *fwnode,
const char *propname)
{
@ -895,6 +900,7 @@ static int of_fwnode_graph_parse_endpoint(struct fwnode_handle *fwnode,
const struct fwnode_operations of_fwnode_ops = {
.get = of_fwnode_get,
.put = of_fwnode_put,
.device_is_available = of_fwnode_device_is_available,
.property_present = of_fwnode_property_present,
.property_read_int_array = of_fwnode_property_read_int_array,
.property_read_string_array = of_fwnode_property_read_string_array,