[PATCH] ppc64: Take udbg out of ppc_md

Take udbg out of ppc_md. Allows us to not overwrite early udbg inits
when assigning ppc_md.

Signed-off-by: Milton Miller <miltonm@bga.com>
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>

2 files changed, 14 insertions, 16 deletions

diff --git a/include/asm-ppc64/machdep.h b/include/asm-ppc64/machdep.h
index ff2c9287d3b6..9a1ef4427ed2 100644
--- a/include/asm-ppc64/machdep.h
+++ b/include/asm-ppc64/machdep.h
@@ -103,11 +103,6 @@ struct machdep_calls {
 
         void            (*progress)(char *, unsigned short);
 
-        /* Debug interface.  Low level I/O to some terminal device */
-        void            (*udbg_putc)(unsigned char c);
-        unsigned char   (*udbg_getc)(void);
-        int             (*udbg_getc_poll)(void);
-
         /* Interface for platform error logging */
         void            (*log_error)(char *buf, unsigned int err_type, int fatal);
 
diff --git a/include/asm-ppc64/udbg.h b/include/asm-ppc64/udbg.h
index a6e04d014b2b..2cf1e87fd7d2 100644
--- a/include/asm-ppc64/udbg.h
+++ b/include/asm-ppc64/udbg.h
@@ -12,17 +12,20 @@
  * 2 of the License, or (at your option) any later version.
  */
 
-void udbg_init_uart(void __iomem *comport, unsigned int speed);
-void udbg_putc(unsigned char c);
-unsigned char udbg_getc(void);
-int udbg_getc_poll(void);
-void udbg_puts(const char *s);
-int udbg_write(const char *s, int n);
-int udbg_read(char *buf, int buflen);
+extern void (*udbg_putc)(unsigned char c);
+extern unsigned char (*udbg_getc)(void);
+extern int (*udbg_getc_poll)(void);
+
+extern void udbg_puts(const char *s);
+extern int udbg_write(const char *s, int n);
+extern int udbg_read(char *buf, int buflen);
+
 struct console;
-void udbg_console_write(struct console *con, const char *s, unsigned int n);
-void udbg_printf(const char *fmt, ...);
-void udbg_ppcdbg(unsigned long flags, const char *fmt, ...);
-unsigned long udbg_ifdebug(unsigned long flags);
+extern void udbg_console_write(struct console *con, const char *s, unsigned int n);
+extern void udbg_printf(const char *fmt, ...);
+extern void udbg_ppcdbg(unsigned long flags, const char *fmt, ...);
+extern unsigned long udbg_ifdebug(unsigned long flags);
+
 
+extern void udbg_init_uart(void __iomem *comport, unsigned int speed);
 #endif