Merge ../linus

[linux-drm-fsl-dcu.git] / arch / i386 / kernel / apic.c

diff --git a/arch/i386/kernel/apic.c b/arch/i386/kernel/apic.c
index 2fd4b7d927c24f5578b437b7a183da4c24537488..776d9be26af9ea5906bc0e04798878e69d3b51a3 100644 (file)
--- a/arch/i386/kernel/apic.c
+++ b/arch/i386/kernel/apic.c
@@ -647,23 +647,30 @@ static struct {
 static int lapic_suspend(struct sys_device *dev, pm_message_t state)
 {
        unsigned long flags;
+       int maxlvt;
 
        if (!apic_pm_state.active)
                return 0;
 
+       maxlvt = get_maxlvt();
+
        apic_pm_state.apic_id = apic_read(APIC_ID);
        apic_pm_state.apic_taskpri = apic_read(APIC_TASKPRI);
        apic_pm_state.apic_ldr = apic_read(APIC_LDR);
        apic_pm_state.apic_dfr = apic_read(APIC_DFR);
        apic_pm_state.apic_spiv = apic_read(APIC_SPIV);
        apic_pm_state.apic_lvtt = apic_read(APIC_LVTT);
-       apic_pm_state.apic_lvtpc = apic_read(APIC_LVTPC);
+       if (maxlvt >= 4)
+               apic_pm_state.apic_lvtpc = apic_read(APIC_LVTPC);
        apic_pm_state.apic_lvt0 = apic_read(APIC_LVT0);
        apic_pm_state.apic_lvt1 = apic_read(APIC_LVT1);
        apic_pm_state.apic_lvterr = apic_read(APIC_LVTERR);
        apic_pm_state.apic_tmict = apic_read(APIC_TMICT);
        apic_pm_state.apic_tdcr = apic_read(APIC_TDCR);
-       apic_pm_state.apic_thmr = apic_read(APIC_LVTTHMR);
+#ifdef CONFIG_X86_MCE_P4THERMAL
+       if (maxlvt >= 5)
+               apic_pm_state.apic_thmr = apic_read(APIC_LVTTHMR);
+#endif
        
        local_irq_save(flags);
        disable_local_APIC();
@@ -675,10 +682,13 @@ static int lapic_resume(struct sys_device *dev)
 {
        unsigned int l, h;
        unsigned long flags;
+       int maxlvt;
 
        if (!apic_pm_state.active)
                return 0;
 
+       maxlvt = get_maxlvt();
+
        local_irq_save(flags);
 
        /*
@@ -700,8 +710,12 @@ static int lapic_resume(struct sys_device *dev)
        apic_write(APIC_SPIV, apic_pm_state.apic_spiv);
        apic_write(APIC_LVT0, apic_pm_state.apic_lvt0);
        apic_write(APIC_LVT1, apic_pm_state.apic_lvt1);
-       apic_write(APIC_LVTTHMR, apic_pm_state.apic_thmr);
-       apic_write(APIC_LVTPC, apic_pm_state.apic_lvtpc);
+#ifdef CONFIG_X86_MCE_P4THERMAL
+       if (maxlvt >= 5)
+               apic_write(APIC_LVTTHMR, apic_pm_state.apic_thmr);
+#endif
+       if (maxlvt >= 4)
+               apic_write(APIC_LVTPC, apic_pm_state.apic_lvtpc);
        apic_write(APIC_LVTT, apic_pm_state.apic_lvtt);
        apic_write(APIC_TDCR, apic_pm_state.apic_tdcr);
        apic_write(APIC_TMICT, apic_pm_state.apic_tmict);