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Diffstat (limited to 'arch/x86/kernel/hpet.c')
-rw-r--r--arch/x86/kernel/hpet.c19
1 files changed, 11 insertions, 8 deletions
diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c
index 067d8de913f6..cd759ad90690 100644
--- a/arch/x86/kernel/hpet.c
+++ b/arch/x86/kernel/hpet.c
@@ -33,7 +33,9 @@
* HPET address is set in acpi/boot.c, when an ACPI entry exists
*/
unsigned long hpet_address;
-unsigned long hpet_num_timers;
+#ifdef CONFIG_PCI_MSI
+static unsigned long hpet_num_timers;
+#endif
static void __iomem *hpet_virt_address;
struct hpet_dev {
@@ -246,7 +248,7 @@ static void hpet_legacy_clockevent_register(void)
* Start hpet with the boot cpu mask and make it
* global after the IO_APIC has been initialized.
*/
- hpet_clockevent.cpumask = cpumask_of_cpu(smp_processor_id());
+ hpet_clockevent.cpumask = cpumask_of(smp_processor_id());
clockevents_register_device(&hpet_clockevent);
global_clock_event = &hpet_clockevent;
printk(KERN_DEBUG "hpet clockevent registered\n");
@@ -301,7 +303,7 @@ static void hpet_set_mode(enum clock_event_mode mode,
struct hpet_dev *hdev = EVT_TO_HPET_DEV(evt);
hpet_setup_msi_irq(hdev->irq);
disable_irq(hdev->irq);
- irq_set_affinity(hdev->irq, cpumask_of_cpu(hdev->cpu));
+ irq_set_affinity(hdev->irq, cpumask_of(hdev->cpu));
enable_irq(hdev->irq);
}
break;
@@ -449,7 +451,7 @@ static int hpet_setup_irq(struct hpet_dev *dev)
return -1;
disable_irq(dev->irq);
- irq_set_affinity(dev->irq, cpumask_of_cpu(dev->cpu));
+ irq_set_affinity(dev->irq, cpumask_of(dev->cpu));
enable_irq(dev->irq);
printk(KERN_DEBUG "hpet: %s irq %d for MSI\n",
@@ -500,7 +502,7 @@ static void init_one_hpet_msi_clockevent(struct hpet_dev *hdev, int cpu)
/* 5 usec minimum reprogramming delta. */
evt->min_delta_ns = 5000;
- evt->cpumask = cpumask_of_cpu(hdev->cpu);
+ evt->cpumask = cpumask_of(hdev->cpu);
clockevents_register_device(evt);
}
@@ -811,7 +813,7 @@ int __init hpet_enable(void)
out_nohpet:
hpet_clear_mapping();
- boot_hpet_disable = 1;
+ hpet_address = 0;
return 0;
}
@@ -834,10 +836,11 @@ static __init int hpet_late_init(void)
hpet_address = force_hpet_address;
hpet_enable();
- if (!hpet_virt_address)
- return -ENODEV;
}
+ if (!hpet_virt_address)
+ return -ENODEV;
+
hpet_reserve_platform_timers(hpet_readl(HPET_ID));
for_each_online_cpu(cpu) {