diff options
Diffstat (limited to 'drivers/acpi/acpi_pad.c')
| -rw-r--r-- | drivers/acpi/acpi_pad.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/acpi/acpi_pad.c b/drivers/acpi/acpi_pad.c index 4ec20fd56985..3fde4496f8a2 100644 --- a/drivers/acpi/acpi_pad.c +++ b/drivers/acpi/acpi_pad.c @@ -19,6 +19,7 @@ #include <linux/acpi.h> #include <linux/perf_event.h> #include <linux/platform_device.h> +#include <asm/cpuid.h> #include <asm/mwait.h> #include <xen/xen.h> @@ -46,10 +47,8 @@ static void power_saving_mwait_init(void) if (!boot_cpu_has(X86_FEATURE_MWAIT)) return; - if (boot_cpu_data.cpuid_level < CPUID_MWAIT_LEAF) - return; - cpuid(CPUID_MWAIT_LEAF, &eax, &ebx, &ecx, &edx); + cpuid(CPUID_LEAF_MWAIT, &eax, &ebx, &ecx, &edx); if (!(ecx & CPUID5_ECX_EXTENSIONS_SUPPORTED) || !(ecx & CPUID5_ECX_INTERRUPT_BREAK)) |