diff options
author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-10-20 00:10:27 -0300 |
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committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-10-20 00:10:27 -0300 |
commit | d0b2f91bede3bd5e3d24dd6803e56eee959c1797 (patch) | |
tree | 7fee4ab0509879c373c4f2cbd5b8a5be5b4041ee /arch/powerpc/platforms/cell/cpufreq_spudemand.c | |
parent | e914f8eb445e8f74b00303c19c2ffceaedd16a05 (diff) |
Linux-libre 4.8.2-gnupck-4.8.2-gnu
Diffstat (limited to 'arch/powerpc/platforms/cell/cpufreq_spudemand.c')
-rw-r--r-- | arch/powerpc/platforms/cell/cpufreq_spudemand.c | 72 |
1 files changed, 34 insertions, 38 deletions
diff --git a/arch/powerpc/platforms/cell/cpufreq_spudemand.c b/arch/powerpc/platforms/cell/cpufreq_spudemand.c index 82607d621..88301e53f 100644 --- a/arch/powerpc/platforms/cell/cpufreq_spudemand.c +++ b/arch/powerpc/platforms/cell/cpufreq_spudemand.c @@ -85,61 +85,57 @@ static void spu_gov_cancel_work(struct spu_gov_info_struct *info) cancel_delayed_work_sync(&info->work); } -static int spu_gov_govern(struct cpufreq_policy *policy, unsigned int event) +static int spu_gov_start(struct cpufreq_policy *policy) { unsigned int cpu = policy->cpu; - struct spu_gov_info_struct *info, *affected_info; + struct spu_gov_info_struct *info = &per_cpu(spu_gov_info, cpu); + struct spu_gov_info_struct *affected_info; int i; - int ret = 0; - info = &per_cpu(spu_gov_info, cpu); - - switch (event) { - case CPUFREQ_GOV_START: - if (!cpu_online(cpu)) { - printk(KERN_ERR "cpu %d is not online\n", cpu); - ret = -EINVAL; - break; - } + if (!cpu_online(cpu)) { + printk(KERN_ERR "cpu %d is not online\n", cpu); + return -EINVAL; + } - if (!policy->cur) { - printk(KERN_ERR "no cpu specified in policy\n"); - ret = -EINVAL; - break; - } + if (!policy->cur) { + printk(KERN_ERR "no cpu specified in policy\n"); + return -EINVAL; + } - /* initialize spu_gov_info for all affected cpus */ - for_each_cpu(i, policy->cpus) { - affected_info = &per_cpu(spu_gov_info, i); - affected_info->policy = policy; - } + /* initialize spu_gov_info for all affected cpus */ + for_each_cpu(i, policy->cpus) { + affected_info = &per_cpu(spu_gov_info, i); + affected_info->policy = policy; + } - info->poll_int = POLL_TIME; + info->poll_int = POLL_TIME; - /* setup timer */ - spu_gov_init_work(info); + /* setup timer */ + spu_gov_init_work(info); - break; + return 0; +} - case CPUFREQ_GOV_STOP: - /* cancel timer */ - spu_gov_cancel_work(info); +static void spu_gov_stop(struct cpufreq_policy *policy) +{ + unsigned int cpu = policy->cpu; + struct spu_gov_info_struct *info = &per_cpu(spu_gov_info, cpu); + int i; - /* clean spu_gov_info for all affected cpus */ - for_each_cpu (i, policy->cpus) { - info = &per_cpu(spu_gov_info, i); - info->policy = NULL; - } + /* cancel timer */ + spu_gov_cancel_work(info); - break; + /* clean spu_gov_info for all affected cpus */ + for_each_cpu (i, policy->cpus) { + info = &per_cpu(spu_gov_info, i); + info->policy = NULL; } - - return ret; } static struct cpufreq_governor spu_governor = { .name = "spudemand", - .governor = spu_gov_govern, + .start = spu_gov_start, + .stop = spu_gov_stop, .owner = THIS_MODULE, }; |