[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH 1/8] ACPI: processor: export necessary interfaces
From: Kevin Tian <kevin.tian@xxxxxxxxx> This patch export some necessary functions which parse processor power management information. The Xen ACPI processor driver uses them. Signed-off-by: Yu Ke <ke.yu@xxxxxxxxx> Signed-off-by: Tian Kevin <kevin.tian@xxxxxxxxx> Signed-off-by: Tang Liang <liang.tang@xxxxxxxxxx> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx> --- drivers/acpi/processor_driver.c | 11 +++-------- drivers/acpi/processor_perflib.c | 4 ++-- include/acpi/processor.h | 10 +++++++++- 3 files changed, 14 insertions(+), 11 deletions(-) diff --git a/drivers/acpi/processor_driver.c b/drivers/acpi/processor_driver.c index 9d7bc9f..211c078 100644 --- a/drivers/acpi/processor_driver.c +++ b/drivers/acpi/processor_driver.c @@ -79,9 +79,6 @@ MODULE_AUTHOR("Paul Diefenbaugh"); MODULE_DESCRIPTION("ACPI Processor Driver"); MODULE_LICENSE("GPL"); -static int acpi_processor_add(struct acpi_device *device); -static int acpi_processor_remove(struct acpi_device *device, int type); -static void acpi_processor_notify(struct acpi_device *device, u32 event); static acpi_status acpi_processor_hotadd_init(acpi_handle handle, int *p_cpu); static int acpi_processor_handle_eject(struct acpi_processor *pr); @@ -378,7 +375,7 @@ static int acpi_processor_get_info(struct acpi_device *device) static DEFINE_PER_CPU(void *, processor_device_array); -static void acpi_processor_notify(struct acpi_device *device, u32 event) +void acpi_processor_notify(struct acpi_device *device, u32 event) { struct acpi_processor *pr = acpi_driver_data(device); int saved; @@ -442,7 +439,7 @@ static struct notifier_block acpi_cpu_notifier = .notifier_call = acpi_cpu_soft_notify, }; -static int __cpuinit acpi_processor_add(struct acpi_device *device) +int __cpuinit acpi_processor_add(struct acpi_device *device) { struct acpi_processor *pr = NULL; int result = 0; @@ -545,7 +542,7 @@ err_free_cpumask: return result; } -static int acpi_processor_remove(struct acpi_device *device, int type) +int acpi_processor_remove(struct acpi_device *device, int type) { struct acpi_processor *pr = NULL; @@ -758,7 +755,6 @@ static int acpi_processor_handle_eject(struct acpi_processor *pr) } #endif -static void acpi_processor_install_hotplug_notify(void) { #ifdef CONFIG_ACPI_HOTPLUG_CPU @@ -771,7 +767,6 @@ void acpi_processor_install_hotplug_notify(void) register_hotcpu_notifier(&acpi_cpu_notifier); } -static void acpi_processor_uninstall_hotplug_notify(void) { #ifdef CONFIG_ACPI_HOTPLUG_CPU diff --git a/drivers/acpi/processor_perflib.c b/drivers/acpi/processor_perflib.c index 85b3237..22c6195 100644 --- a/drivers/acpi/processor_perflib.c +++ b/drivers/acpi/processor_perflib.c @@ -386,7 +386,7 @@ static int acpi_processor_get_performance_states(struct acpi_processor *pr) return result; } -static int acpi_processor_get_performance_info(struct acpi_processor *pr) +int acpi_processor_get_performance_info(struct acpi_processor *pr) { int result = 0; acpi_status status = AE_OK; @@ -492,7 +492,7 @@ int acpi_processor_notify_smm(struct module *calling_module) EXPORT_SYMBOL(acpi_processor_notify_smm); -static int acpi_processor_get_psd(struct acpi_processor *pr) +int acpi_processor_get_psd(struct acpi_processor *pr) { int result = 0; acpi_status status = AE_OK; diff --git a/include/acpi/processor.h b/include/acpi/processor.h index 610f6fb..12657bb 100644 --- a/include/acpi/processor.h +++ b/include/acpi/processor.h @@ -239,6 +239,12 @@ extern void acpi_processor_unregister_performance(struct if a _PPC object exists, rmmod is disallowed then */ int acpi_processor_notify_smm(struct module *calling_module); +void acpi_processor_install_hotplug_notify(void); +void acpi_processor_uninstall_hotplug_notify(void); + +int acpi_processor_add(struct acpi_device *device); +int acpi_processor_remove(struct acpi_device *device, int type); +void acpi_processor_notify(struct acpi_device *device, u32 event); /* for communication between multiple parts of the processor kernel module */ DECLARE_PER_CPU(struct acpi_processor *, processors); extern struct acpi_processor_errata errata; @@ -278,7 +284,9 @@ static inline void acpi_processor_ffh_cstate_enter(struct acpi_processor_cx void acpi_processor_ppc_init(void); void acpi_processor_ppc_exit(void); int acpi_processor_ppc_has_changed(struct acpi_processor *pr, int event_flag); -extern int acpi_processor_get_bios_limit(int cpu, unsigned int *limit); +int acpi_processor_get_performance_info(struct acpi_processor *pr); +int acpi_processor_get_psd(struct acpi_processor *pr); +int acpi_processor_get_bios_limit(int cpu, unsigned int *limit); #else static inline void acpi_processor_ppc_init(void) { -- 1.7.7.3 _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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