[PATCH] hvc_console: Separate hvc_console and vio code 2

Remove all the vio device driver code from hvc_console.c

This will allow us to separate hvsi, hvc, and allow hvc_console to be used
without the ppc64 vio layer.

Signed-off-by: Milton Miller <miltonm@bga.com>
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 8 insertions, 1 deletions

diff --git a/include/asm-ppc64/hvconsole.h b/include/asm-ppc64/hvconsole.h
index 91c2414ac00b..14667a78716d 100644
--- a/include/asm-ppc64/hvconsole.h
+++ b/include/asm-ppc64/hvconsole.h
@@ -29,9 +29,16 @@
  */
 #define MAX_NR_HVC_CONSOLES     16
 
+/* implemented by a low level driver */
 extern int hvc_get_chars(uint32_t vtermno, char *buf, int count);
 extern int hvc_put_chars(uint32_t vtermno, const char *buf, int count);
 
-/* Register a vterm and a slot index for use as a console */
+struct hvc_struct;
+
+/* Register a vterm and a slot index for use as a console (console_init) */
 extern int hvc_instantiate(uint32_t vtermno, int index);
+/* register a vterm for hvc tty operation (module_init or hotplug add) */
+extern struct hvc_struct * __devinit hvc_alloc(uint32_t vtermno, int irq);
+/* remove a vterm from hvc tty operation (modele_exit or hotplug remove) */
+extern int __devexit hvc_remove(struct hvc_struct *hp);
 #endif /* _PPC64_HVCONSOLE_H */