diff options
| author | Vegard Nossum <vegard.nossum@gmail.com> | 2009-02-20 11:56:38 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-02-20 12:07:43 +0100 |
| commit | ecab22aa6dc9d42ca52de2cad0854b4c6bd85ac9 (patch) | |
| tree | cc9e8fbe1a6106a7298b8107293ff385e38a40fc /arch/x86/kernel/cpu/cpufreq/e_powersaver.c | |
| parent | 71d8f9784a99991a7571dd20226f5f450dda7f34 (diff) | |
x86: use symbolic constants for MSR_IA32_MISC_ENABLE bits
Impact: Cleanup. No functional changes.
Signed-off-by: Vegard Nossum <vegard.nossum@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/cpu/cpufreq/e_powersaver.c')
| -rw-r--r-- | arch/x86/kernel/cpu/cpufreq/e_powersaver.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/x86/kernel/cpu/cpufreq/e_powersaver.c b/arch/x86/kernel/cpu/cpufreq/e_powersaver.c index c2f930d8664..41ab3f064cb 100644 --- a/arch/x86/kernel/cpu/cpufreq/e_powersaver.c +++ b/arch/x86/kernel/cpu/cpufreq/e_powersaver.c @@ -204,12 +204,12 @@ static int eps_cpu_init(struct cpufreq_policy *policy) } /* Enable Enhanced PowerSaver */ rdmsrl(MSR_IA32_MISC_ENABLE, val); - if (!(val & 1 << 16)) { - val |= 1 << 16; + if (!(val & MSR_IA32_MISC_ENABLE_ENHANCED_SPEEDSTEP)) { + val |= MSR_IA32_MISC_ENABLE_ENHANCED_SPEEDSTEP; wrmsrl(MSR_IA32_MISC_ENABLE, val); /* Can be locked at 0 */ rdmsrl(MSR_IA32_MISC_ENABLE, val); - if (!(val & 1 << 16)) { + if (!(val & MSR_IA32_MISC_ENABLE_ENHANCED_SPEEDSTEP)) { printk(KERN_INFO "eps: Can't enable Enhanced PowerSaver\n"); return -ENODEV; } |