--- zzzz-none-000/linux-4.1.52/include/linux/debugfs.h	2018-05-28 02:26:45.000000000 +0000
+++ bcm63-7530ax-731/linux-4.1.52/include/linux/debugfs.h	2022-03-02 11:37:13.000000000 +0000
@@ -37,6 +37,11 @@
 	const struct debugfs_reg32 *regs;
 	int nregs;
 	void __iomem *base;
+#if defined(CONFIG_AVM_ENHANCED)
+	uint32_t (*reg_read_fn)(void *, uint32_t);
+	uint32_t (*reg_write_fn)(void *, uint32_t, uint32_t);
+	void *rw_context;
+#endif
 };
 
 extern struct dentry *arch_debugfs_dir;
@@ -117,6 +122,21 @@
 
 bool debugfs_initialized(void);
 
+#if defined(CONFIG_AVM_ENHANCED)
+
+#define SD_MAX_INPUT_BUF 8192
+
+int add_simple_debugfs_file( const char* fname, struct dentry *parent,
+			     int (*kernel_input)(char *, void *),
+			     void (*kernel_output)(struct seq_file *, void *),
+			     void *priv_data);
+
+void remove_simple_debugfs_file( struct dentry *this );
+
+struct dentry *debugfs_create_atomic_t(const char *name, umode_t mode,
+				struct dentry *parent, atomic_t *value);
+
+#endif /* CONFIG_AVM_ENHANCED */
 #else
 
 #include <linux/err.h>
@@ -127,132 +147,157 @@
  * want to duplicate the design decision mistakes of procfs and devfs again.
  */
 
-static inline struct dentry *debugfs_create_file(const char *name, umode_t mode,
-					struct dentry *parent, void *data,
-					const struct file_operations *fops)
+static inline struct dentry *debugfs_create_file(
+			const char *name __maybe_unused,
+			umode_t mode __maybe_unused,
+			struct dentry *parent __maybe_unused,
+			void *data __maybe_unused,
+			const struct file_operations *fops __maybe_unused)
 {
 	return ERR_PTR(-ENODEV);
 }
 
-static inline struct dentry *debugfs_create_file_size(const char *name, umode_t mode,
-					struct dentry *parent, void *data,
-					const struct file_operations *fops,
-					loff_t file_size)
+static inline struct dentry *debugfs_create_file_size(const char *name __maybe_unused, umode_t mode __maybe_unused,
+					struct dentry *parent __maybe_unused, void *data __maybe_unused,
+					const struct file_operations *fops __maybe_unused,
+					loff_t file_size __maybe_unused)
 {
 	return ERR_PTR(-ENODEV);
 }
 
-static inline struct dentry *debugfs_create_dir(const char *name,
-						struct dentry *parent)
+static inline struct dentry *debugfs_create_dir(const char *name __maybe_unused,
+						struct dentry *parent __maybe_unused)
 {
 	return ERR_PTR(-ENODEV);
 }
 
-static inline struct dentry *debugfs_create_symlink(const char *name,
-						    struct dentry *parent,
-						    const char *dest)
+static inline struct dentry *debugfs_create_symlink(
+				const char *name __maybe_unused,
+				struct dentry *parent __maybe_unused,
+				const char *dest __maybe_unused)
 {
 	return ERR_PTR(-ENODEV);
 }
 
-static inline void debugfs_remove(struct dentry *dentry)
+static inline void debugfs_remove(struct dentry *dentry __maybe_unused)
 { }
 
-static inline void debugfs_remove_recursive(struct dentry *dentry)
+static inline void debugfs_remove_recursive(struct dentry *dentry __maybe_unused)
 { }
 
-static inline struct dentry *debugfs_rename(struct dentry *old_dir, struct dentry *old_dentry,
-                struct dentry *new_dir, char *new_name)
+static inline struct dentry *debugfs_rename(
+				struct dentry *old_dir __maybe_unused,
+				struct dentry *old_dentry __maybe_unused,
+				struct dentry *new_dir __maybe_unused,
+				char *new_name __maybe_unused)
 {
 	return ERR_PTR(-ENODEV);
 }
 
-static inline struct dentry *debugfs_create_u8(const char *name, umode_t mode,
-					       struct dentry *parent,
-					       u8 *value)
+static inline struct dentry *debugfs_create_u8(
+				const char *name __maybe_unused,
+				umode_t mode __maybe_unused,
+				struct dentry *parent __maybe_unused,
+				u8 *value __maybe_unused)
 {
 	return ERR_PTR(-ENODEV);
 }
 
-static inline struct dentry *debugfs_create_u16(const char *name, umode_t mode,
-						struct dentry *parent,
-						u16 *value)
+static inline struct dentry *debugfs_create_u16(
+				const char *name __maybe_unused,
+				umode_t mode __maybe_unused,
+				struct dentry *parent __maybe_unused,
+				u16 *value __maybe_unused)
 {
 	return ERR_PTR(-ENODEV);
 }
 
-static inline struct dentry *debugfs_create_u32(const char *name, umode_t mode,
-						struct dentry *parent,
-						u32 *value)
+static inline struct dentry *debugfs_create_u32(
+				const char *name __maybe_unused,
+				umode_t mode __maybe_unused,
+				struct dentry *parent __maybe_unused,
+				u32 *value __maybe_unused)
 {
 	return ERR_PTR(-ENODEV);
 }
 
-static inline struct dentry *debugfs_create_u64(const char *name, umode_t mode,
-						struct dentry *parent,
-						u64 *value)
+static inline struct dentry *debugfs_create_u64(
+				const char *name __maybe_unused,
+				umode_t mode __maybe_unused,
+				struct dentry *parent __maybe_unused,
+				u64 *value __maybe_unused)
 {
 	return ERR_PTR(-ENODEV);
 }
 
-static inline struct dentry *debugfs_create_x8(const char *name, umode_t mode,
-					       struct dentry *parent,
-					       u8 *value)
+static inline struct dentry *debugfs_create_x8(
+			       const char *name __maybe_unused,
+			       umode_t mode __maybe_unused,
+			       struct dentry *parent __maybe_unused,
+			       u8 *value __maybe_unused)
 {
 	return ERR_PTR(-ENODEV);
 }
 
-static inline struct dentry *debugfs_create_x16(const char *name, umode_t mode,
-						struct dentry *parent,
-						u16 *value)
+static inline struct dentry *debugfs_create_x16(
+				const char *name __maybe_unused,
+				umode_t mode __maybe_unused,
+				struct dentry *parent __maybe_unused,
+				u16 *value __maybe_unused)
 {
 	return ERR_PTR(-ENODEV);
 }
 
-static inline struct dentry *debugfs_create_x32(const char *name, umode_t mode,
-						struct dentry *parent,
-						u32 *value)
+static inline struct dentry *debugfs_create_x32(
+				const char *name __maybe_unused,
+				umode_t mode __maybe_unused,
+				struct dentry *parent __maybe_unused,
+				u32 *value __maybe_unused)
 {
 	return ERR_PTR(-ENODEV);
 }
 
-static inline struct dentry *debugfs_create_x64(const char *name, umode_t mode,
-						struct dentry *parent,
-						u64 *value)
+static inline struct dentry *debugfs_create_x64(const char *name __maybe_unused, umode_t mode __maybe_unused,
+						struct dentry *parent __maybe_unused,
+						u64 *value __maybe_unused)
 {
 	return ERR_PTR(-ENODEV);
 }
 
-static inline struct dentry *debugfs_create_size_t(const char *name, umode_t mode,
-				     struct dentry *parent,
-				     size_t *value)
+static inline struct dentry *debugfs_create_size_t(const char *name __maybe_unused, umode_t mode __maybe_unused,
+				     struct dentry *parent __maybe_unused,
+				     size_t *value __maybe_unused)
 {
 	return ERR_PTR(-ENODEV);
 }
 
-static inline struct dentry *debugfs_create_atomic_t(const char *name, umode_t mode,
-				     struct dentry *parent, atomic_t *value)
+static inline struct dentry *debugfs_create_atomic_t(const char *name __maybe_unused, umode_t mode __maybe_unused,
+				     struct dentry *parent __maybe_unused, atomic_t *value __maybe_unused)
 {
 	return ERR_PTR(-ENODEV);
 }
 
-static inline struct dentry *debugfs_create_bool(const char *name, umode_t mode,
-						 struct dentry *parent,
-						 u32 *value)
+static inline struct dentry *debugfs_create_bool(const char *name __maybe_unused, umode_t mode,
+						 struct dentry *parent __maybe_unused,
+						 u32 *value __maybe_unused)
 {
 	return ERR_PTR(-ENODEV);
 }
 
-static inline struct dentry *debugfs_create_blob(const char *name, umode_t mode,
-				  struct dentry *parent,
-				  struct debugfs_blob_wrapper *blob)
+static inline struct dentry *debugfs_create_blob(
+				const char *name __maybe_unused,
+				umode_t mode __maybe_unused,
+				struct dentry *parent __maybe_unused,
+				struct debugfs_blob_wrapper *blob __maybe_unused)
 {
 	return ERR_PTR(-ENODEV);
 }
 
-static inline struct dentry *debugfs_create_regset32(const char *name,
-				   umode_t mode, struct dentry *parent,
-				   struct debugfs_regset32 *regset)
+static inline struct dentry *debugfs_create_regset32(
+				const char *name __maybe_unused,
+				umode_t mode __maybe_unused,
+				struct dentry *parent __maybe_unused,
+				struct debugfs_regset32 *regset __maybe_unused)
 {
 	return ERR_PTR(-ENODEV);
 }
@@ -283,6 +328,26 @@
 	return ERR_PTR(-ENODEV);
 }
 
-#endif
+#if defined(CONFIG_AVM_ENHANCED)
 
-#endif
+static inline int add_simple_debugfs_file(
+		const char *fname __maybe_unused,
+		struct dentry *parent __maybe_unused,
+		int (*kernel_input) (char *, void *) __maybe_unused,
+		void (*kernel_output) (struct seq_file *, void *) __maybe_unused,
+		void *priv_data __maybe_unused)
+{
+	return 0;
+}
+
+static inline void remove_simple_debugfs_file(
+					struct dentry *this __maybe_unused)
+{
+	return;
+}
+
+#endif /* CONFIG_AVM_ENHANCED */
+
+#endif /* CONFIG_DEBUG_FS */
+
+#endif /* _DEBUGFS_H_ */