From a521075d0ab389ec5e1b52a2af01ad41b3cf9792 Mon Sep 17 00:00:00 2001
From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Date: Wed, 5 Oct 2022 18:29:46 +0300
Subject: [PATCH] device property: Introduce fwnode_device_is_compatible()
helper
The fwnode_device_is_compatible() helper searches for the
given string in the "compatible" string array property and,
if found, returns true.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Sakari Ailus <sakari.ailus@linux.intel.com>
---
include/linux/property.h | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/include/linux/property.h b/include/linux/property.h
index 117cc200c656d..67371c9631347 100644
--- a/include/linux/property.h
+++ b/include/linux/property.h
@@ -50,7 +50,6 @@ int device_property_read_string(struct device *dev, const char *propname,
int device_property_match_string(struct device *dev,
const char *propname, const char *string);
-bool fwnode_device_is_available(const struct fwnode_handle *fwnode);
bool fwnode_property_present(const struct fwnode_handle *fwnode,
const char *propname);
int fwnode_property_read_u8_array(const struct fwnode_handle *fwnode,
@@ -72,6 +71,15 @@ int fwnode_property_read_string(const struct fwnode_handle *fwnode,
const char *propname, const char **val);
int fwnode_property_match_string(const struct fwnode_handle *fwnode,
const char *propname, const char *string);
+
+bool fwnode_device_is_available(const struct fwnode_handle *fwnode);
+
+static inline
+bool fwnode_device_is_compatible(const struct fwnode_handle *fwnode, const char *compat)
+{
+ return fwnode_property_match_string(fwnode, "compatible", compat) >= 0;
+}
+
int fwnode_property_get_reference_args(const struct fwnode_handle *fwnode,
const char *prop, const char *nargs_prop,
unsigned int nargs, unsigned int index,
--
2.30.2