patch-2.4.18 linux/arch/ppc/kernel/idle.c

• Lines: 29
• Date: Wed Dec 26 16:28:34 2001
• Orig file: linux.orig/arch/ppc/kernel/idle.c
• Orig date: Mon Feb 18 20:18:39 2002

diff -Naur -X /home/marcelo/lib/dontdiff linux.orig/arch/ppc/kernel/idle.c linux/arch/ppc/kernel/idle.c
@@ -1,5 +1,5 @@
 /*
- * BK Id: SCCS/s.idle.c 1.16 10/16/01 15:58:42 trini
+ * BK Id: SCCS/s.idle.c 1.18 12/01/01 20:09:06 benh
  */
 /*
  * Idle daemon for PowerPC.  Idle daemon will handle any action
@@ -58,7 +58,6 @@
 	init_idle();
 	for (;;) {
 #ifdef CONFIG_SMP
-
 		if (!do_power_save) {
 			/*
 			 * Deal with another CPU just having chosen a thread to
@@ -231,6 +230,13 @@
 void power_save(void)
 {
 	unsigned long hid0;
+	int nap = powersave_nap;
+	
+	/* 7450 has no DOZE mode mode, we return if powersave_nap
+	 * isn't enabled
+	 */
+	if (!nap &&  cur_cpu_spec[smp_processor_id()]->cpu_features & CPU_FTR_SPEC7450)
+		return;
 	/*
 	 * Disable interrupts to prevent a lost wakeup
 	 * when going to sleep.  This is necessary even with