[PATCH] Make apm buildable without legacy pm

APM doesn't _need_ the PM_LEGACY junk, so remove it's dependancy from
Kconfig, and ifdef the junk in the code.  Whilst the ifdefs are ugly, when
the legacy stuff gets ripped out so will the ifdefs.
Signed-off-by: NDave Jones <davej@redhat.com>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>

arch/i386/Kconfig

@@ -699,7 +699,7 @@ depends on PM && !X86_VISWS
 
 config APM
 	tristate "APM (Advanced Power Management) BIOS support"
-	depends on PM && PM_LEGACY
+	depends on PM
 	---help---
 	  APM is a BIOS specification for saving power using several different
 	  techniques. This is mostly useful for battery powered laptops with

arch/i386/kernel/apm.c

@@ -2291,7 +2291,9 @@ static int __init apm_init(void)
 		apm_info.disabled = 1;
 		return -ENODEV;
 	}
+#ifdef CONFIG_PM_LEGACY
 	pm_active = 1;
+#endif
 
 	/*
 	 * Set up a segment that references the real mode segment 0x40
@@ -2382,7 +2384,9 @@ static void __exit apm_exit(void)
 	exit_kapmd = 1;
 	while (kapmd_running)
 		schedule();
+#ifdef CONFIG_PM_LEGACY
 	pm_active = 0;
+#endif
 }
 
 module_init(apm_init);