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-rw-r--r--arch/x86/kernel/apb_timer.c4
-rw-r--r--arch/x86/platform/intel-mid/intel-mid.c18
-rw-r--r--arch/x86/platform/intel-mid/sfi.c2
3 files changed, 13 insertions, 11 deletions
diff --git a/arch/x86/kernel/apb_timer.c b/arch/x86/kernel/apb_timer.c
index 6a7c23ff21d3..ede92c3364d3 100644
--- a/arch/x86/kernel/apb_timer.c
+++ b/arch/x86/kernel/apb_timer.c
@@ -171,10 +171,6 @@ static int __init apbt_clockevent_register(void)
static void apbt_setup_irq(struct apbt_dev *adev)
{
- /* timer0 irq has been setup early */
- if (adev->irq == 0)
- return;
-
irq_modify_status(adev->irq, 0, IRQ_MOVE_PCNTXT);
irq_set_affinity(adev->irq, cpumask_of(adev->cpu));
}
diff --git a/arch/x86/platform/intel-mid/intel-mid.c b/arch/x86/platform/intel-mid/intel-mid.c
index 3005f0c89f2e..01d54ea766c1 100644
--- a/arch/x86/platform/intel-mid/intel-mid.c
+++ b/arch/x86/platform/intel-mid/intel-mid.c
@@ -81,26 +81,34 @@ static unsigned long __init intel_mid_calibrate_tsc(void)
return 0;
}
+static void __init intel_mid_setup_bp_timer(void)
+{
+ apbt_time_init();
+ setup_boot_APIC_clock();
+}
+
static void __init intel_mid_time_init(void)
{
sfi_table_parse(SFI_SIG_MTMR, NULL, NULL, sfi_parse_mtmr);
+
switch (intel_mid_timer_options) {
case INTEL_MID_TIMER_APBT_ONLY:
break;
case INTEL_MID_TIMER_LAPIC_APBT:
- x86_init.timers.setup_percpu_clockev = setup_boot_APIC_clock;
+ /* Use apbt and local apic */
+ x86_init.timers.setup_percpu_clockev = intel_mid_setup_bp_timer;
x86_cpuinit.setup_percpu_clockev = setup_secondary_APIC_clock;
- break;
+ return;
default:
if (!boot_cpu_has(X86_FEATURE_ARAT))
break;
+ /* Lapic only, no apbt */
x86_init.timers.setup_percpu_clockev = setup_boot_APIC_clock;
x86_cpuinit.setup_percpu_clockev = setup_secondary_APIC_clock;
return;
}
- /* we need at least one APB timer */
- pre_init_apic_IRQ0();
- apbt_time_init();
+
+ x86_init.timers.setup_percpu_clockev = apbt_time_init;
}
static void intel_mid_arch_setup(void)
diff --git a/arch/x86/platform/intel-mid/sfi.c b/arch/x86/platform/intel-mid/sfi.c
index c14ad34776c4..aa59f88868f8 100644
--- a/arch/x86/platform/intel-mid/sfi.c
+++ b/arch/x86/platform/intel-mid/sfi.c
@@ -95,8 +95,6 @@ int __init sfi_parse_mtmr(struct sfi_table_header *table)
pr_debug("timer[%d]: paddr = 0x%08x, freq = %dHz, irq = %d\n",
totallen, (u32)pentry->phys_addr,
pentry->freq_hz, pentry->irq);
- if (!pentry->irq)
- continue;
mp_irq.type = MP_INTSRC;
mp_irq.irqtype = mp_INT;
/* triggering mode edge bit 2-3, active high polarity bit 0-1 */