[PATCH 09/28] proc: Move some bits from linux/proc_fs.h tolinux/{of.h, signal.h, tty.h} [RFC]

[David Howells]

Move some bits from linux/proc_fs.h to linux/of.h, signal.h and tty.h.

Also move proc_tty_init() and proc_device_tree_init() to fs/proc/internal.h as
they're internal to procfs.

Signed-off-by: David Howells <dhowells@xxxxxxxxxx>
cc: devicetree-discuss@xxxxxxxxxxxxxxxx
cc: linux-arch@xxxxxxxxxxxxxxx
cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
cc: Jri Slaby <jslaby@xxxxxxx>
---

 fs/proc/internal.h      |   16 ++++++++++++++++
 include/linux/of.h      |   10 ++++++++++
 include/linux/proc_fs.h |   37 -------------------------------------
 include/linux/signal.h  |    5 +++++
 include/linux/tty.h     |    7 +++++++
 5 files changed, 38 insertions(+), 37 deletions(-)

diff --git a/fs/proc/internal.h b/fs/proc/internal.h
index 32d8f51..c529b5f 100644
--- a/fs/proc/internal.h
+++ b/fs/proc/internal.h
@@ -198,3 +198,19 @@ extern const struct inode_operations proc_ns_dir_inode_operations;
 extern const struct file_operations proc_ns_dir_operations;
 
 extern int proc_setup_self(struct super_block *);
+
+/*
+ * proc_devtree.c
+ */
+#ifdef CONFIG_PROC_DEVICETREE
+extern void proc_device_tree_init(void);
+#endif /* CONFIG_PROC_DEVICETREE */
+
+/*
+ * proc_tty.c
+ */
+#ifdef CONFIG_TTY
+extern void proc_tty_init(void);
+#else
+static inline void proc_tty_init(void) {}
+#endif
diff --git a/include/linux/of.h b/include/linux/of.h
index a0f1292..2d25ff8 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -540,4 +540,14 @@ static inline int of_property_read_u32(const struct device_node *np,
 	return of_property_read_u32_array(np, propname, out_value, 1);
 }
 
+#if defined(CONFIG_PROC_FS) && defined(CONFIG_PROC_DEVICETREE)
+extern void proc_device_tree_add_node(struct device_node *, struct proc_dir_entry *);
+extern void proc_device_tree_add_prop(struct proc_dir_entry *pde, struct property *prop);
+extern void proc_device_tree_remove_prop(struct proc_dir_entry *pde,
+					 struct property *prop);
+extern void proc_device_tree_update_prop(struct proc_dir_entry *pde,
+					 struct property *newprop,
+					 struct property *oldprop);
+#endif
+
 #endif /* _LINUX_OF_H */
diff --git a/include/linux/proc_fs.h b/include/linux/proc_fs.h
index 3377224..80d9e24 100644
--- a/include/linux/proc_fs.h
+++ b/include/linux/proc_fs.h
@@ -70,36 +70,6 @@ struct proc_dir_entry *proc_create_data(const char *name, umode_t mode,
 extern void remove_proc_entry(const char *name, struct proc_dir_entry *parent);
 extern int remove_proc_subtree(const char *name, struct proc_dir_entry *parent);
 
-
-/*
- * proc_tty.c
- */
-struct tty_driver;
-#ifdef CONFIG_TTY
-extern void proc_tty_init(void);
-#else
-static inline void proc_tty_init(void)
-{ }
-#endif
-extern void proc_tty_register_driver(struct tty_driver *driver);
-extern void proc_tty_unregister_driver(struct tty_driver *driver);
-
-/*
- * proc_devtree.c
- */
-#ifdef CONFIG_PROC_DEVICETREE
-struct device_node;
-struct property;
-extern void proc_device_tree_init(void);
-extern void proc_device_tree_add_node(struct device_node *, struct proc_dir_entry *);
-extern void proc_device_tree_add_prop(struct proc_dir_entry *pde, struct property *prop);
-extern void proc_device_tree_remove_prop(struct proc_dir_entry *pde,
-					 struct property *prop);
-extern void proc_device_tree_update_prop(struct proc_dir_entry *pde,
-					 struct property *newprop,
-					 struct property *oldprop);
-#endif /* CONFIG_PROC_DEVICETREE */
-
 extern struct proc_dir_entry *proc_symlink(const char *,
 		struct proc_dir_entry *, const char *);
 extern struct proc_dir_entry *proc_mkdir(const char *,struct proc_dir_entry *);
@@ -143,10 +113,6 @@ static inline struct proc_dir_entry *proc_mkdir_mode(const char *name,
 static inline void proc_set_size(struct proc_dir_entry *de, loff_t size) {}
 static inline void proc_set_user(struct proc_dir_entry *de, kuid_t uid, kgid_t gid) {}
 
-struct tty_driver;
-static inline void proc_tty_register_driver(struct tty_driver *driver) {};
-static inline void proc_tty_unregister_driver(struct tty_driver *driver) {};
-
 #endif /* CONFIG_PROC_FS */
 
 
@@ -187,7 +153,4 @@ static inline void *PDE_DATA(const struct inode *inode)
 	return PROC_I(inode)->pde->data;
 }
 
-#include <linux/signal.h>
-
-void render_sigset_t(struct seq_file *m, const char *header, sigset_t *set);
 #endif /* _LINUX_PROC_FS_H */
diff --git a/include/linux/signal.h b/include/linux/signal.h
index a2dcb94..1135e36 100644
--- a/include/linux/signal.h
+++ b/include/linux/signal.h
@@ -434,4 +434,9 @@ void signals_init(void);
 int restore_altstack(const stack_t __user *);
 int __save_altstack(stack_t __user *, unsigned long);
 
+#ifdef CONFIG_PROC_FS
+struct seq_file;
+extern void render_sigset_t(struct seq_file *, const char *, sigset_t *);
+#endif
+
 #endif /* _LINUX_SIGNAL_H */
diff --git a/include/linux/tty.h b/include/linux/tty.h
index c75d886..e34605b 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -658,5 +658,12 @@ do {									\
 	finish_wait(&wq, &__wait);					\
 } while (0)
 
+#ifdef CONFIG_PROC_FS
+extern void proc_tty_register_driver(struct tty_driver *);
+extern void proc_tty_unregister_driver(struct tty_driver *);
+#else
+static inline void proc_tty_register_driver(struct tty_driver *) {}
+static inline void proc_tty_unregister_driver(struct tty_driver *) {}
+#endif
 
 #endif

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