[PATCH 04/16] of: make first argument of several of_property_*_string functions const

[Marc Kleine-Budde <mkl@xxxxxxxxxxxxxx>]

Signed-off-by: Marc Kleine-Budde <mkl@xxxxxxxxxxxxxx>
---
 drivers/of/base.c |  8 ++++----
 include/of.h      | 16 ++++++++--------
 2 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/drivers/of/base.c b/drivers/of/base.c
index af10fd1da32c..4b5d4d75f19c 100644
--- a/drivers/of/base.c
+++ b/drivers/of/base.c
@@ -799,7 +799,7 @@ EXPORT_SYMBOL_GPL(of_property_read_u64);
  *
  * The out_string pointer is modified only if a valid string can be decoded.
  */
-int of_property_read_string(struct device_node *np, const char *propname,
+int of_property_read_string(const struct device_node *np, const char *propname,
 				const char **out_string)
 {
 	struct property *prop = of_find_property(np, propname, NULL);
@@ -832,7 +832,7 @@ EXPORT_SYMBOL_GPL(of_property_read_string);
  *
  * The out_string pointer is modified only if a valid string can be decoded.
  */
-int of_property_read_string_index(struct device_node *np, const char *propname,
+int of_property_read_string_index(const struct device_node *np, const char *propname,
 				  int index, const char **output)
 {
 	struct property *prop = of_find_property(np, propname, NULL);
@@ -869,7 +869,7 @@ EXPORT_SYMBOL_GPL(of_property_read_string_index);
  * This function searches a string list property and returns the index
  * of a specific string value.
  */
-int of_property_match_string(struct device_node *np, const char *propname,
+int of_property_match_string(const struct device_node *np, const char *propname,
 			     const char *string)
 {
 	struct property *prop = of_find_property(np, propname, NULL);
@@ -909,7 +909,7 @@ EXPORT_SYMBOL_GPL(of_property_match_string);
  * does not have a value, and -EILSEQ if the string is not null-terminated
  * within the length of the property data.
  */
-int of_property_count_strings(struct device_node *np, const char *propname)
+int of_property_count_strings(const struct device_node *np, const char *propname)
 {
 	struct property *prop = of_find_property(np, propname, NULL);
 	int i = 0;
diff --git a/include/of.h b/include/of.h
index 2ad941864f5d..4019b927aa98 100644
--- a/include/of.h
+++ b/include/of.h
@@ -171,16 +171,16 @@ extern int of_property_read_u32_array(const struct device_node *np,
 extern int of_property_read_u64(const struct device_node *np,
 				const char *propname, u64 *out_value);
 
-extern int of_property_read_string(struct device_node *np,
+extern int of_property_read_string(const struct device_node *np,
 				   const char *propname,
 				   const char **out_string);
-extern int of_property_read_string_index(struct device_node *np,
+extern int of_property_read_string_index(const struct device_node *np,
 					 const char *propname,
 					 int index, const char **output);
-extern int of_property_match_string(struct device_node *np,
+extern int of_property_match_string(const struct device_node *np,
 				    const char *propname,
 				    const char *string);
-extern int of_property_count_strings(struct device_node *np,
+extern int of_property_count_strings(const struct device_node *np,
 				     const char *propname);
 
 extern const __be32 *of_prop_next_u32(struct property *prop,
@@ -373,25 +373,25 @@ static inline int of_property_read_u64(const struct device_node *np,
 	return -ENOSYS;
 }
 
-static inline int of_property_read_string(struct device_node *np,
+static inline int of_property_read_string(const struct device_node *np,
 				const char *propname, const char **out_string)
 {
 	return -ENOSYS;
 }
 
-static inline int of_property_read_string_index(struct device_node *np,
+static inline int of_property_read_string_index(const struct device_node *np,
 			 const char *propname, int index, const char **output)
 {
 	return -ENOSYS;
 }
 
-static inline int of_property_match_string(struct device_node *np,
+static inline int of_property_match_string(const struct device_node *np,
 				const char *propname, const char *string)
 {
 	return -ENOSYS;
 }
 
-static inline int of_property_count_strings(struct device_node *np,
+static inline int of_property_count_strings(const struct device_node *np,
 					const char *propname)
 {
 	return -ENOSYS;
-- 
2.1.4


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