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-rw-r--r--arch/x86/kernel/acpi/processor.c34
1 files changed, 0 insertions, 34 deletions
diff --git a/arch/x86/kernel/acpi/processor.c b/arch/x86/kernel/acpi/processor.c
index d722ca8cb4c7..0f57307f8224 100644
--- a/arch/x86/kernel/acpi/processor.c
+++ b/arch/x86/kernel/acpi/processor.c
@@ -12,40 +12,6 @@
12#include <acpi/processor.h> 12#include <acpi/processor.h>
13#include <asm/acpi.h> 13#include <asm/acpi.h>
14 14
15static void init_intel_pdc(struct acpi_processor *pr, struct cpuinfo_x86 *c)
16{
17 u32 *buf = (u32 *)pr->pdc->pointer->buffer.pointer;
18
19 buf[2] |= ACPI_PDC_C_CAPABILITY_SMP;
20
21 if (cpu_has(c, X86_FEATURE_EST))
22 buf[2] |= ACPI_PDC_EST_CAPABILITY_SWSMP;
23
24 if (cpu_has(c, X86_FEATURE_ACPI))
25 buf[2] |= ACPI_PDC_T_FFH;
26
27 /*
28 * If mwait/monitor is unsupported, C2/C3_FFH will be disabled
29 */
30 if (!cpu_has(c, X86_FEATURE_MWAIT))
31 buf[2] &= ~(ACPI_PDC_C_C2C3_FFH);
32
33 return;
34}
35
36
37/* Initialize _PDC data based on the CPU vendor */
38void arch_acpi_processor_init_pdc(struct acpi_processor *pr)
39{
40 struct cpuinfo_x86 *c = &cpu_data(pr->id);
41
42 init_intel_pdc(pr, c);
43
44 return;
45}
46
47EXPORT_SYMBOL(arch_acpi_processor_init_pdc);
48
49void arch_acpi_processor_cleanup_pdc(struct acpi_processor *pr) 15void arch_acpi_processor_cleanup_pdc(struct acpi_processor *pr)
50{ 16{
51 if (pr->pdc) { 17 if (pr->pdc) {