diff options
Diffstat (limited to 'drivers/acpi/processor_idle.c')
| -rw-r--r-- | drivers/acpi/processor_idle.c | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c index 0efa59e7e3af..bbd066e7f854 100644 --- a/drivers/acpi/processor_idle.c +++ b/drivers/acpi/processor_idle.c @@ -60,6 +60,8 @@ #include <acpi/processor.h> #include <asm/processor.h> +#define PREFIX "ACPI: " + #define ACPI_PROCESSOR_CLASS "processor" #define _COMPONENT ACPI_PROCESSOR_COMPONENT ACPI_MODULE_NAME("processor_idle"); @@ -162,8 +164,9 @@ static void lapic_timer_check_state(int state, struct acpi_processor *pr, pr->power.timer_broadcast_on_state = state; } -static void lapic_timer_propagate_broadcast(struct acpi_processor *pr) +static void lapic_timer_propagate_broadcast(void *arg) { + struct acpi_processor *pr = (struct acpi_processor *) arg; unsigned long reason; reason = pr->power.timer_broadcast_on_state < INT_MAX ? @@ -635,7 +638,8 @@ static int acpi_processor_power_verify(struct acpi_processor *pr) working++; } - lapic_timer_propagate_broadcast(pr); + smp_call_function_single(pr->id, lapic_timer_propagate_broadcast, + pr, 1); return (working); } @@ -678,6 +682,7 @@ static int acpi_processor_get_power_info(struct acpi_processor *pr) return 0; } +#ifdef CONFIG_ACPI_PROCFS static int acpi_processor_power_seq_show(struct seq_file *seq, void *offset) { struct acpi_processor *pr = seq->private; @@ -757,7 +762,7 @@ static const struct file_operations acpi_processor_power_fops = { .llseek = seq_lseek, .release = single_release, }; - +#endif /** * acpi_idle_bm_check - checks if bus master activity was detected @@ -1158,8 +1163,9 @@ int __cpuinit acpi_processor_power_init(struct acpi_processor *pr, { acpi_status status = 0; static int first_run; +#ifdef CONFIG_ACPI_PROCFS struct proc_dir_entry *entry = NULL; - unsigned int i; +#endif if (boot_option_idle_override) return 0; @@ -1207,15 +1213,8 @@ int __cpuinit acpi_processor_power_init(struct acpi_processor *pr, acpi_processor_setup_cpuidle(pr); if (cpuidle_register_device(&pr->power.dev)) return -EIO; - - printk(KERN_INFO PREFIX "CPU%d (power states:", pr->id); - for (i = 1; i <= pr->power.count; i++) - if (pr->power.states[i].valid) - printk(" C%d[C%d]", i, - pr->power.states[i].type); - printk(")\n"); } - +#ifdef CONFIG_ACPI_PROCFS /* 'power' [R] */ entry = proc_create_data(ACPI_PROCESSOR_FILE_POWER, S_IRUGO, acpi_device_dir(device), @@ -1223,6 +1222,7 @@ int __cpuinit acpi_processor_power_init(struct acpi_processor *pr, acpi_driver_data(device)); if (!entry) return -EIO; +#endif return 0; } @@ -1235,9 +1235,11 @@ int acpi_processor_power_exit(struct acpi_processor *pr, cpuidle_unregister_device(&pr->power.dev); pr->flags.power_setup_done = 0; +#ifdef CONFIG_ACPI_PROCFS if (acpi_device_dir(device)) remove_proc_entry(ACPI_PROCESSOR_FILE_POWER, acpi_device_dir(device)); +#endif return 0; } |