3 files changed, 9 insertions, 7 deletions

diff --git a/arch/ppc/platforms/pmac_cpufreq.c b/arch/ppc/platforms/pmac_cpufreq.c
index 48e482c8bd0d..937f46df711e 100644
--- a/arch/ppc/platforms/pmac_cpufreq.c
+++ b/arch/ppc/platforms/pmac_cpufreq.c
@@ -271,6 +271,8 @@ static int __pmac pmu_set_cpu_speed(int low_speed)
 #ifdef DEBUG_FREQ
         printk(KERN_DEBUG "HID1, before: %x\n", mfspr(SPRN_HID1));
 #endif
+        pmu_suspend();
+
         /* Disable all interrupt sources on openpic */
         pic_prio = openpic_get_priority();
         openpic_set_priority(0xf);
@@ -345,6 +347,8 @@ static int __pmac pmu_set_cpu_speed(int low_speed)
         debug_calc_bogomips();
 #endif
 
+        pmu_resume();
+
         preempt_enable();
 
         return 0;
diff --git a/arch/ppc/syslib/open_pic.c b/arch/ppc/syslib/open_pic.c
index 9d4ed68b5804..000ba47c67cb 100644
--- a/arch/ppc/syslib/open_pic.c
+++ b/arch/ppc/syslib/open_pic.c
@@ -275,7 +275,7 @@ static void __init openpic_enable_sie(void)
 }
 #endif
 
-#if defined(CONFIG_EPIC_SERIAL_MODE) || defined(CONFIG_PM)
+#if defined(CONFIG_EPIC_SERIAL_MODE)
 static void openpic_reset(void)
 {
         openpic_setfield(&OpenPIC->Global.Global_Configuration0,
@@ -993,8 +993,6 @@ int openpic_resume(struct sys_device *sysdev)
                 return 0;
         }
 
-        openpic_reset();
-
         /* OpenPIC sometimes seem to need some time to be fully back up... */
         do {
                 openpic_set_spurious(OPENPIC_VEC_SPURIOUS);
diff --git a/drivers/macintosh/via-pmu.c b/drivers/macintosh/via-pmu.c
index e654aa5eecd4..bb9f4044c74d 100644
--- a/drivers/macintosh/via-pmu.c
+++ b/drivers/macintosh/via-pmu.c
@@ -2421,7 +2421,7 @@ pmac_wakeup_devices(void)
 
         /* Re-enable local CPU interrupts */
         local_irq_enable();
-        mdelay(100);
+        mdelay(10);
         preempt_enable();
 
         /* Re-enable clock spreading on some machines */
@@ -2549,7 +2549,9 @@ powerbook_sleep_Core99(void)
                 return ret;
         }
 
-        printk(KERN_DEBUG "HID1, before: %x\n", mfspr(SPRN_HID1));
+        /* Stop environment and ADB interrupts */
+        pmu_request(&req, NULL, 2, PMU_SET_INTR_MASK, 0);
+        pmu_wait_complete(&req);
 
         /* Tell PMU what events will wake us up */
         pmu_request(&req, NULL, 4, PMU_POWER_EVENTS, PMU_PWR_CLR_WAKEUP_EVENTS,
@@ -2611,8 +2613,6 @@ powerbook_sleep_Core99(void)
         pmu_request(&req, NULL, 2, PMU_SET_INTR_MASK, pmu_intr_mask);
         pmu_wait_complete(&req);
 
-        printk(KERN_DEBUG "HID1, after: %x\n", mfspr(SPRN_HID1));
-
         pmac_wakeup_devices();
 
         return 0;