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-rw-r--r--include/linux/interconnect.h82
1 files changed, 82 insertions, 0 deletions
diff --git a/include/linux/interconnect.h b/include/linux/interconnect.h
index d70a914cba11..2b0e784ba771 100644
--- a/include/linux/interconnect.h
+++ b/include/linux/interconnect.h
@@ -23,14 +23,41 @@
struct icc_path;
struct device;
+/**
+ * struct icc_bulk_data - Data used for bulk icc operations.
+ *
+ * @path: reference to the interconnect path (internal use)
+ * @name: the name from the "interconnect-names" DT property
+ * @avg_bw: average bandwidth in icc units
+ * @peak_bw: peak bandwidth in icc units
+ */
+struct icc_bulk_data {
+ struct icc_path *path;
+ const char *name;
+ u32 avg_bw;
+ u32 peak_bw;
+};
+
#if IS_ENABLED(CONFIG_INTERCONNECT)
struct icc_path *icc_get(struct device *dev, const int src_id,
const int dst_id);
struct icc_path *of_icc_get(struct device *dev, const char *name);
+struct icc_path *devm_of_icc_get(struct device *dev, const char *name);
+int devm_of_icc_bulk_get(struct device *dev, int num_paths, struct icc_bulk_data *paths);
+struct icc_path *of_icc_get_by_index(struct device *dev, int idx);
void icc_put(struct icc_path *path);
+int icc_enable(struct icc_path *path);
+int icc_disable(struct icc_path *path);
int icc_set_bw(struct icc_path *path, u32 avg_bw, u32 peak_bw);
void icc_set_tag(struct icc_path *path, u32 tag);
+const char *icc_get_name(struct icc_path *path);
+int __must_check of_icc_bulk_get(struct device *dev, int num_paths,
+ struct icc_bulk_data *paths);
+void icc_bulk_put(int num_paths, struct icc_bulk_data *paths);
+int icc_bulk_set_bw(int num_paths, const struct icc_bulk_data *paths);
+int icc_bulk_enable(int num_paths, const struct icc_bulk_data *paths);
+void icc_bulk_disable(int num_paths, const struct icc_bulk_data *paths);
#else
@@ -46,10 +73,31 @@ static inline struct icc_path *of_icc_get(struct device *dev,
return NULL;
}
+static inline struct icc_path *devm_of_icc_get(struct device *dev,
+ const char *name)
+{
+ return NULL;
+}
+
+static inline struct icc_path *of_icc_get_by_index(struct device *dev, int idx)
+{
+ return NULL;
+}
+
static inline void icc_put(struct icc_path *path)
{
}
+static inline int icc_enable(struct icc_path *path)
+{
+ return 0;
+}
+
+static inline int icc_disable(struct icc_path *path)
+{
+ return 0;
+}
+
static inline int icc_set_bw(struct icc_path *path, u32 avg_bw, u32 peak_bw)
{
return 0;
@@ -59,6 +107,40 @@ static inline void icc_set_tag(struct icc_path *path, u32 tag)
{
}
+static inline const char *icc_get_name(struct icc_path *path)
+{
+ return NULL;
+}
+
+static inline int of_icc_bulk_get(struct device *dev, int num_paths, struct icc_bulk_data *paths)
+{
+ return 0;
+}
+
+static inline int devm_of_icc_bulk_get(struct device *dev, int num_paths,
+ struct icc_bulk_data *paths)
+{
+ return 0;
+}
+
+static inline void icc_bulk_put(int num_paths, struct icc_bulk_data *paths)
+{
+}
+
+static inline int icc_bulk_set_bw(int num_paths, const struct icc_bulk_data *paths)
+{
+ return 0;
+}
+
+static inline int icc_bulk_enable(int num_paths, const struct icc_bulk_data *paths)
+{
+ return 0;
+}
+
+static inline void icc_bulk_disable(int num_paths, const struct icc_bulk_data *paths)
+{
+}
+
#endif /* CONFIG_INTERCONNECT */
#endif /* __LINUX_INTERCONNECT_H */