x86: cleanup C1E enabled detection

Rename the "MSR_K8_ENABLE_C1E" MSR to INT_PENDING_MSG, which is the
name in the data sheet as well. Move the C1E mask to the header file.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

2 files changed, 4 insertions, 6 deletions

diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c
index a38d54f4ff25..30b5055be355 100644
--- a/arch/x86/kernel/cpu/amd.c
+++ b/arch/x86/kernel/cpu/amd.c
@@ -25,7 +25,6 @@ extern void vide(void);
 __asm__(".align 4\nvide: ret");
 
 #ifdef CONFIG_X86_LOCAL_APIC
-#define ENABLE_C1E_MASK         0x18000000
 #define CPUID_PROCESSOR_SIGNATURE       1
 #define CPUID_XFAM              0x0ff00000
 #define CPUID_XFAM_K8           0x00000000
@@ -45,8 +44,8 @@ static __cpuinit int amd_apic_timer_broken(void)
                         break;
         case CPUID_XFAM_10H:
         case CPUID_XFAM_11H:
-                rdmsr(MSR_K8_ENABLE_C1E, lo, hi);
-                if (lo & ENABLE_C1E_MASK) {
+                rdmsr(MSR_K8_INT_PENDING_MSG, lo, hi);
+                if (lo & K8_INTP_C1E_ACTIVE_MASK) {
                         if (smp_processor_id() != boot_cpu_physical_apicid)
                                 printk(KERN_INFO "AMD C1E detected late. "
                                        "        Force timer broadcast.\n");
diff --git a/arch/x86/kernel/cpu/amd_64.c b/arch/x86/kernel/cpu/amd_64.c
index 626fc21f027d..6eef3c79d151 100644
--- a/arch/x86/kernel/cpu/amd_64.c
+++ b/arch/x86/kernel/cpu/amd_64.c
@@ -110,7 +110,6 @@ static void __cpuinit early_init_amd_mc(struct cpuinfo_x86 *c)
 #endif
 }
 
-#define ENABLE_C1E_MASK         0x18000000
 #define CPUID_PROCESSOR_SIGNATURE       1
 #define CPUID_XFAM              0x0ff00000
 #define CPUID_XFAM_K8           0x00000000
@@ -130,8 +129,8 @@ static __cpuinit int amd_apic_timer_broken(void)
                         break;
         case CPUID_XFAM_10H:
         case CPUID_XFAM_11H:
-                rdmsr(MSR_K8_ENABLE_C1E, lo, hi);
-                if (lo & ENABLE_C1E_MASK)
+                rdmsr(MSR_K8_INT_PENDING_MSG, lo, hi);
+                if (lo & K8_INTP_C1E_ACTIVE_MASK)
                         return 1;
                 break;
         default: