--- zzzz-none-000/linux-3.10.107/arch/mips/include/asm/dec/prom.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/arch/mips/include/asm/dec/prom.h	2021-02-04 17:41:59.000000000 +0000
@@ -49,7 +49,7 @@
 
 #ifdef CONFIG_64BIT
 
-#define prom_is_rex(magic)	1	/* KN04 and KN05 are REX PROMs.	 */
+#define prom_is_rex(magic)	1	/* KN04 and KN05 are REX PROMs.  */
 
 #else /* !CONFIG_64BIT */
 
@@ -113,31 +113,31 @@
 #define __DEC_PROM_O32(fun, arg) fun arg __asm__(#fun); \
 				 __asm__(#fun " = call_o32")
 
-int __DEC_PROM_O32(_rex_bootinit, (int (*)(void)));
-int __DEC_PROM_O32(_rex_bootread, (int (*)(void)));
-int __DEC_PROM_O32(_rex_getbitmap, (int (*)(memmap *), memmap *));
+int __DEC_PROM_O32(_rex_bootinit, (int (*)(void), void *));
+int __DEC_PROM_O32(_rex_bootread, (int (*)(void), void *));
+int __DEC_PROM_O32(_rex_getbitmap, (int (*)(memmap *), void *, memmap *));
 unsigned long *__DEC_PROM_O32(_rex_slot_address,
-			     (unsigned long *(*)(int), int));
-void *__DEC_PROM_O32(_rex_gettcinfo, (void *(*)(void)));
-int __DEC_PROM_O32(_rex_getsysid, (int (*)(void)));
-void __DEC_PROM_O32(_rex_clear_cache, (void (*)(void)));
-
-int __DEC_PROM_O32(_prom_getchar, (int (*)(void)));
-char *__DEC_PROM_O32(_prom_getenv, (char *(*)(char *), char *));
-int __DEC_PROM_O32(_prom_printf, (int (*)(char *, ...), char *, ...));
-
-
-#define rex_bootinit()		_rex_bootinit(__rex_bootinit)
-#define rex_bootread()		_rex_bootread(__rex_bootread)
-#define rex_getbitmap(x)	_rex_getbitmap(__rex_getbitmap, x)
-#define rex_slot_address(x)	_rex_slot_address(__rex_slot_address, x)
-#define rex_gettcinfo()		_rex_gettcinfo(__rex_gettcinfo)
-#define rex_getsysid()		_rex_getsysid(__rex_getsysid)
-#define rex_clear_cache()	_rex_clear_cache(__rex_clear_cache)
-
-#define prom_getchar()		_prom_getchar(__prom_getchar)
-#define prom_getenv(x)		_prom_getenv(__prom_getenv, x)
-#define prom_printf(x...)	_prom_printf(__prom_printf, x)
+			     (unsigned long *(*)(int), void *, int));
+void *__DEC_PROM_O32(_rex_gettcinfo, (void *(*)(void), void *));
+int __DEC_PROM_O32(_rex_getsysid, (int (*)(void), void *));
+void __DEC_PROM_O32(_rex_clear_cache, (void (*)(void), void *));
+
+int __DEC_PROM_O32(_prom_getchar, (int (*)(void), void *));
+char *__DEC_PROM_O32(_prom_getenv, (char *(*)(char *), void *, char *));
+int __DEC_PROM_O32(_prom_printf, (int (*)(char *, ...), void *, char *, ...));
+
+
+#define rex_bootinit()		_rex_bootinit(__rex_bootinit, NULL)
+#define rex_bootread()		_rex_bootread(__rex_bootread, NULL)
+#define rex_getbitmap(x)	_rex_getbitmap(__rex_getbitmap, NULL, x)
+#define rex_slot_address(x)	_rex_slot_address(__rex_slot_address, NULL, x)
+#define rex_gettcinfo()		_rex_gettcinfo(__rex_gettcinfo, NULL)
+#define rex_getsysid()		_rex_getsysid(__rex_getsysid, NULL)
+#define rex_clear_cache()	_rex_clear_cache(__rex_clear_cache, NULL)
+
+#define prom_getchar()		_prom_getchar(__prom_getchar, NULL)
+#define prom_getenv(x)		_prom_getenv(__prom_getenv, NULL, x)
+#define prom_printf(x...)	_prom_printf(__prom_printf, NULL, x)
 
 #else /* !CONFIG_64BIT */