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authorSakari Ailus <sakari.ailus@linux.intel.com>2019-10-03 15:32:12 +0300
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2019-10-11 12:26:55 +0300
commitbc0500c1e43d95cca5352d2345fb0769f314ba22 (patch)
tree1fcd05c86bed87b0d3199c8e8670b4f72d3c62b0 /drivers/base/swnode.c
parent87e5e95db31a27d117fbb4a5d464f44adb4c2ee2 (diff)
downloadlinux-bc0500c1e43d95cca5352d2345fb0769f314ba22.tar.xz
device property: Add fwnode_get_name for returning the name of a node
The fwnode framework did not have means to obtain the name of a node. Add that now, in form of the fwnode_get_name() function and a corresponding get_name fwnode op. OF and ACPI support is included. Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com> Acked-by: Rob Herring <robh@kernel.org> (for OF) Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/base/swnode.c')
-rw-r--r--drivers/base/swnode.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/base/swnode.c b/drivers/base/swnode.c
index 9cde143201f5..eacca6a6626b 100644
--- a/drivers/base/swnode.c
+++ b/drivers/base/swnode.c
@@ -515,6 +515,17 @@ static int software_node_read_string_array(const struct fwnode_handle *fwnode,
propname, val, nval);
}
+static const char *
+software_node_get_name(const struct fwnode_handle *fwnode)
+{
+ const struct swnode *swnode = to_swnode(fwnode);
+
+ if (!swnode)
+ return "(null)";
+
+ return kobject_name(&swnode->kobj);
+}
+
static struct fwnode_handle *
software_node_get_parent(const struct fwnode_handle *fwnode)
{
@@ -615,6 +626,7 @@ static const struct fwnode_operations software_node_ops = {
.property_present = software_node_property_present,
.property_read_int_array = software_node_read_int_array,
.property_read_string_array = software_node_read_string_array,
+ .get_name = software_node_get_name,
.get_parent = software_node_get_parent,
.get_next_child_node = software_node_get_next_child,
.get_named_child_node = software_node_get_named_child_node,