x86, mce: squash mce_intel.c into therm_throt.c

move intel_init_thermal() into therm_throt.c

Signed-off-by: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>

diff --git a/arch/x86/kernel/cpu/mcheck/Makefile b/arch/x86/kernel/cpu/mcheck/Makefile
index 53df57d..659564e 100644 (file)
--- a/arch/x86/kernel/cpu/mcheck/Makefile
+++ b/arch/x86/kernel/cpu/mcheck/Makefile
@@ -9,4 +9,4 @@ obj-$(CONFIG_X86_MCE_NONFATAL)  += non-fatal.o
 obj-$(CONFIG_X86_MCE_THRESHOLD) += threshold.o
 obj-$(CONFIG_X86_MCE_INJECT)   += mce-inject.o
 
-obj-$(CONFIG_X86_THERMAL_VECTOR) += therm_throt.o mce_intel.o
+obj-$(CONFIG_X86_THERMAL_VECTOR) += therm_throt.o

diff --git a/arch/x86/kernel/cpu/mcheck/mce_intel.c b/arch/x86/kernel/cpu/mcheck/mce_intel.c
deleted file mode 100644 (file)
index 475478b..0000000
--- a/arch/x86/kernel/cpu/mcheck/mce_intel.c
+++ /dev/null
@@ -1,73 +0,0 @@
-/*
- * Common code for Intel machine checks
- */
-#include <linux/interrupt.h>
-#include <linux/kernel.h>
-#include <linux/types.h>
-#include <linux/init.h>
-#include <linux/smp.h>
-
-#include <asm/therm_throt.h>
-#include <asm/processor.h>
-#include <asm/system.h>
-#include <asm/apic.h>
-#include <asm/mce.h>
-#include <asm/msr.h>
-
-void intel_init_thermal(struct cpuinfo_x86 *c)
-{
-       unsigned int cpu = smp_processor_id();
-       int tm2 = 0;
-       u32 l, h;
-
-       /* Thermal monitoring depends on ACPI and clock modulation*/
-       if (!cpu_has(c, X86_FEATURE_ACPI) || !cpu_has(c, X86_FEATURE_ACC))
-               return;
-
-       /*
-        * First check if its enabled already, in which case there might
-        * be some SMM goo which handles it, so we can't even put a handler
-        * since it might be delivered via SMI already:
-        */
-       rdmsr(MSR_IA32_MISC_ENABLE, l, h);
-       h = apic_read(APIC_LVTTHMR);
-       if ((l & MSR_IA32_MISC_ENABLE_TM1) && (h & APIC_DM_SMI)) {
-               printk(KERN_DEBUG
-                      "CPU%d: Thermal monitoring handled by SMI\n", cpu);
-               return;
-       }
-
-       if (cpu_has(c, X86_FEATURE_TM2) && (l & MSR_IA32_MISC_ENABLE_TM2))
-               tm2 = 1;
-
-       /* Check whether a vector already exists */
-       if (h & APIC_VECTOR_MASK) {
-               printk(KERN_DEBUG
-                      "CPU%d: Thermal LVT vector (%#x) already installed\n",
-                      cpu, (h & APIC_VECTOR_MASK));
-               return;
-       }
-
-       /* We'll mask the thermal vector in the lapic till we're ready: */
-       h = THERMAL_APIC_VECTOR | APIC_DM_FIXED | APIC_LVT_MASKED;
-       apic_write(APIC_LVTTHMR, h);
-
-       rdmsr(MSR_IA32_THERM_INTERRUPT, l, h);
-       wrmsr(MSR_IA32_THERM_INTERRUPT,
-               l | (THERM_INT_LOW_ENABLE | THERM_INT_HIGH_ENABLE), h);
-
-       intel_set_thermal_handler();
-
-       rdmsr(MSR_IA32_MISC_ENABLE, l, h);
-       wrmsr(MSR_IA32_MISC_ENABLE, l | MSR_IA32_MISC_ENABLE_TM1, h);
-
-       /* Unmask the thermal vector: */
-       l = apic_read(APIC_LVTTHMR);
-       apic_write(APIC_LVTTHMR, l & ~APIC_LVT_MASKED);
-
-       printk(KERN_INFO "CPU%d: Thermal monitoring enabled (%s)\n",
-              cpu, tm2 ? "TM2" : "TM1");
-
-       /* enable thermal throttle processing */
-       atomic_set(&therm_throt_en, 1);
-}

diff --git a/arch/x86/kernel/cpu/mcheck/therm_throt.c b/arch/x86/kernel/cpu/mcheck/therm_throt.c
index b3792b1..7a508aa 100644 (file)
--- a/arch/x86/kernel/cpu/mcheck/therm_throt.c
+++ b/arch/x86/kernel/cpu/mcheck/therm_throt.c
@@ -16,13 +16,21 @@
 #include <linux/interrupt.h>
 #include <linux/notifier.h>
 #include <linux/jiffies.h>
+#include <linux/kernel.h>
 #include <linux/percpu.h>
 #include <linux/sysdev.h>
+#include <linux/types.h>
+#include <linux/init.h>
+#include <linux/smp.h>
 #include <linux/cpu.h>
 
 #include <asm/therm_throt.h>
+#include <asm/processor.h>
+#include <asm/system.h>
+#include <asm/apic.h>
 #include <asm/idle.h>
 #include <asm/mce.h>
+#include <asm/msr.h>
 
 /* How long to wait between reporting thermal events */
 #define CHECK_INTERVAL         (300 * HZ)
@@ -227,3 +235,61 @@ void intel_set_thermal_handler(void)
 {
        smp_thermal_vector = intel_thermal_interrupt;
 }
+
+void intel_init_thermal(struct cpuinfo_x86 *c)
+{
+       unsigned int cpu = smp_processor_id();
+       int tm2 = 0;
+       u32 l, h;
+
+       /* Thermal monitoring depends on ACPI and clock modulation*/
+       if (!cpu_has(c, X86_FEATURE_ACPI) || !cpu_has(c, X86_FEATURE_ACC))
+               return;
+
+       /*
+        * First check if its enabled already, in which case there might
+        * be some SMM goo which handles it, so we can't even put a handler
+        * since it might be delivered via SMI already:
+        */
+       rdmsr(MSR_IA32_MISC_ENABLE, l, h);
+       h = apic_read(APIC_LVTTHMR);
+       if ((l & MSR_IA32_MISC_ENABLE_TM1) && (h & APIC_DM_SMI)) {
+               printk(KERN_DEBUG
+                      "CPU%d: Thermal monitoring handled by SMI\n", cpu);
+               return;
+       }
+
+       if (cpu_has(c, X86_FEATURE_TM2) && (l & MSR_IA32_MISC_ENABLE_TM2))
+               tm2 = 1;
+
+       /* Check whether a vector already exists */
+       if (h & APIC_VECTOR_MASK) {
+               printk(KERN_DEBUG
+                      "CPU%d: Thermal LVT vector (%#x) already installed\n",
+                      cpu, (h & APIC_VECTOR_MASK));
+               return;
+       }
+
+       /* We'll mask the thermal vector in the lapic till we're ready: */
+       h = THERMAL_APIC_VECTOR | APIC_DM_FIXED | APIC_LVT_MASKED;
+       apic_write(APIC_LVTTHMR, h);
+
+       rdmsr(MSR_IA32_THERM_INTERRUPT, l, h);
+       wrmsr(MSR_IA32_THERM_INTERRUPT,
+               l | (THERM_INT_LOW_ENABLE | THERM_INT_HIGH_ENABLE), h);
+
+       intel_set_thermal_handler();
+
+       rdmsr(MSR_IA32_MISC_ENABLE, l, h);
+       wrmsr(MSR_IA32_MISC_ENABLE, l | MSR_IA32_MISC_ENABLE_TM1, h);
+
+       /* Unmask the thermal vector: */
+       l = apic_read(APIC_LVTTHMR);
+       apic_write(APIC_LVTTHMR, l & ~APIC_LVT_MASKED);
+
+       printk(KERN_INFO "CPU%d: Thermal monitoring enabled (%s)\n",
+              cpu, tm2 ? "TM2" : "TM1");
+
+       /* enable thermal throttle processing */
+       atomic_set(&therm_throt_en, 1);
+}