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Lines 515-520
static ssize_t show_scaling_governor (st
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/** |
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/** |
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* store_scaling_governor - store policy for the specified CPU |
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* store_scaling_governor - store policy for the specified CPU |
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*/ |
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*/ |
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static int cpufreq_gov_initialized; |
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static ssize_t store_scaling_governor (struct cpufreq_policy * policy, |
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static ssize_t store_scaling_governor (struct cpufreq_policy * policy, |
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const char *buf, size_t count) |
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const char *buf, size_t count) |
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{ |
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{ |
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Lines 522-527
static ssize_t store_scaling_governor (s
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char str_governor[16]; |
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char str_governor[16]; |
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struct cpufreq_policy new_policy; |
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struct cpufreq_policy new_policy; |
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/* opteron, do not load ondemand per default workaround variable */ |
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cpufreq_gov_initialized = 1; |
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ret = cpufreq_get_policy(&new_policy, policy->cpu); |
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ret = cpufreq_get_policy(&new_policy, policy->cpu); |
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if (ret) |
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if (ret) |
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return ret; |
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return ret; |
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Lines 1466-1471
static int __cpufreq_governor(struct cpu
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struct cpufreq_governor *gov = NULL; |
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struct cpufreq_governor *gov = NULL; |
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#endif |
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#endif |
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#ifdef CONFIG_X86 |
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struct cpuinfo_x86 *c = &cpu_data[policy->cpu]; |
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if (!cpufreq_gov_initialized && strstr(c->x86_model_id, "Opteron")){ |
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if (policy->cpu == 0) |
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printk(KERN_INFO "Opteron detected - Initialising cpufreq" |
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" with performance governor\n"); |
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policy->governor = gov; |
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} else |
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#endif |
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if (policy->governor->max_transition_latency && |
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if (policy->governor->max_transition_latency && |
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policy->cpuinfo.transition_latency > |
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policy->cpuinfo.transition_latency > |
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policy->governor->max_transition_latency) { |
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policy->governor->max_transition_latency) { |