ACPI / processor: Build idle_boot_override on x86 and ia64

[deliverable/linux.git] / drivers / acpi / processor_core.c

diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c
index 7c50a4c6c6573d23df5ab47341da21d3431d957e..4d91b32423a91f6d75d06bd5e0bfec61c40c2723 100644 (file)
--- a/drivers/acpi/processor_core.c
+++ b/drivers/acpi/processor_core.c
@@ -19,24 +19,6 @@
 #define _COMPONENT             ACPI_PROCESSOR_COMPONENT
 ACPI_MODULE_NAME("processor_core");
 
-static int __init set_no_mwait(const struct dmi_system_id *id)
-{
-       printk(KERN_NOTICE PREFIX "%s detected - "
-               "disabling mwait for CPU C-states\n", id->ident);
-       boot_option_idle_override = IDLE_NOMWAIT;
-       return 0;
-}
-
-static struct dmi_system_id processor_idle_dmi_table[] __initdata = {
-       {
-       set_no_mwait, "Extensa 5220", {
-       DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix Technologies LTD"),
-       DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
-       DMI_MATCH(DMI_PRODUCT_VERSION, "0100"),
-       DMI_MATCH(DMI_BOARD_NAME, "Columbia") }, NULL},
-       {},
-};
-
 static int map_lapic_id(struct acpi_subtable_header *entry,
                 u32 acpi_id, int *apic_id)
 {
@@ -379,13 +361,40 @@ early_init_pdc(acpi_handle handle, u32 lvl, void *context, void **rv)
        return AE_OK;
 }
 
-void __init acpi_early_processor_set_pdc(void)
+#if defined(CONFIG_X86) || defined(CONFIG_IA64)
+static int __init set_no_mwait(const struct dmi_system_id *id)
+{
+       pr_notice(PREFIX "%s detected - disabling mwait for CPU C-states\n",
+                 id->ident);
+       boot_option_idle_override = IDLE_NOMWAIT;
+       return 0;
+}
+
+static struct dmi_system_id processor_idle_dmi_table[] __initdata = {
+       {
+       set_no_mwait, "Extensa 5220", {
+       DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix Technologies LTD"),
+       DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+       DMI_MATCH(DMI_PRODUCT_VERSION, "0100"),
+       DMI_MATCH(DMI_BOARD_NAME, "Columbia") }, NULL},
+       {},
+};
+
+static void __init processor_dmi_check(void)
 {
        /*
         * Check whether the system is DMI table. If yes, OSPM
         * should not use mwait for CPU-states.
         */
        dmi_check_system(processor_idle_dmi_table);
+}
+#else
+static inline void processor_dmi_check(void) {}
+#endif
+
+void __init acpi_early_processor_set_pdc(void)
+{
+       processor_dmi_check();
 
        acpi_walk_namespace(ACPI_TYPE_PROCESSOR, ACPI_ROOT_OBJECT,
                            ACPI_UINT32_MAX,