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Merge master.kernel.org:/pub/scm/linux/kernel/git/davej/cpufreq
* master.kernel.org:/pub/scm/linux/kernel/git/davej/cpufreq: [CPUFREQ] Remove unneeded errata workaround from p4-clockmod. [CPUFREQ] check sysfs_create_link return value
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commit
ad2e62a038
@ -51,7 +51,6 @@ enum {
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static int has_N44_O17_errata[NR_CPUS];
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static int has_N60_errata[NR_CPUS];
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static unsigned int stock_freq;
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static struct cpufreq_driver p4clockmod_driver;
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static unsigned int cpufreq_p4_get(unsigned int cpu);
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@ -224,12 +223,6 @@ static int cpufreq_p4_cpu_init(struct cpufreq_policy *policy)
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case 0x0f12:
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has_N44_O17_errata[policy->cpu] = 1;
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dprintk("has errata -- disabling low frequencies\n");
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break;
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case 0x0f29:
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has_N60_errata[policy->cpu] = 1;
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dprintk("has errata -- disabling frequencies lower than 2ghz\n");
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break;
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}
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/* get max frequency */
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@ -241,8 +234,6 @@ static int cpufreq_p4_cpu_init(struct cpufreq_policy *policy)
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for (i=1; (p4clockmod_table[i].frequency != CPUFREQ_TABLE_END); i++) {
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if ((i<2) && (has_N44_O17_errata[policy->cpu]))
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p4clockmod_table[i].frequency = CPUFREQ_ENTRY_INVALID;
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else if (has_N60_errata[policy->cpu] && ((stock_freq * i)/8) < 2000000)
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p4clockmod_table[i].frequency = CPUFREQ_ENTRY_INVALID;
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else
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p4clockmod_table[i].frequency = (stock_freq * i)/8;
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}
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@ -722,8 +722,13 @@ static int cpufreq_add_dev (struct sys_device * sys_dev)
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spin_unlock_irqrestore(&cpufreq_driver_lock, flags);
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dprintk("CPU already managed, adding link\n");
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sysfs_create_link(&sys_dev->kobj,
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&managed_policy->kobj, "cpufreq");
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ret = sysfs_create_link(&sys_dev->kobj,
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&managed_policy->kobj,
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"cpufreq");
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if (ret) {
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mutex_unlock(&policy->lock);
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goto err_out_driver_exit;
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}
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cpufreq_debug_enable_ratelimit();
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mutex_unlock(&policy->lock);
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@ -770,8 +775,12 @@ static int cpufreq_add_dev (struct sys_device * sys_dev)
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dprintk("CPU %u already managed, adding link\n", j);
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cpufreq_cpu_get(cpu);
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cpu_sys_dev = get_cpu_sysdev(j);
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sysfs_create_link(&cpu_sys_dev->kobj, &policy->kobj,
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"cpufreq");
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ret = sysfs_create_link(&cpu_sys_dev->kobj, &policy->kobj,
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"cpufreq");
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if (ret) {
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mutex_unlock(&policy->lock);
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goto err_out_unregister;
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}
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}
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policy->governor = NULL; /* to assure that the starting sequence is
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