Commit ad2e62a0 authored by Linus Torvalds's avatar Linus Torvalds

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
parents 51e6ed23 3453c847
......@@ -51,7 +51,6 @@ enum {
static int has_N44_O17_errata[NR_CPUS];
static int has_N60_errata[NR_CPUS];
static unsigned int stock_freq;
static struct cpufreq_driver p4clockmod_driver;
static unsigned int cpufreq_p4_get(unsigned int cpu);
......@@ -224,12 +223,6 @@ static int cpufreq_p4_cpu_init(struct cpufreq_policy *policy)
case 0x0f12:
has_N44_O17_errata[policy->cpu] = 1;
dprintk("has errata -- disabling low frequencies\n");
break;
case 0x0f29:
has_N60_errata[policy->cpu] = 1;
dprintk("has errata -- disabling frequencies lower than 2ghz\n");
break;
}
/* get max frequency */
......@@ -241,8 +234,6 @@ static int cpufreq_p4_cpu_init(struct cpufreq_policy *policy)
for (i=1; (p4clockmod_table[i].frequency != CPUFREQ_TABLE_END); i++) {
if ((i<2) && (has_N44_O17_errata[policy->cpu]))
p4clockmod_table[i].frequency = CPUFREQ_ENTRY_INVALID;
else if (has_N60_errata[policy->cpu] && ((stock_freq * i)/8) < 2000000)
p4clockmod_table[i].frequency = CPUFREQ_ENTRY_INVALID;
else
p4clockmod_table[i].frequency = (stock_freq * i)/8;
}
......
......@@ -722,8 +722,13 @@ static int cpufreq_add_dev (struct sys_device * sys_dev)
spin_unlock_irqrestore(&cpufreq_driver_lock, flags);
dprintk("CPU already managed, adding link\n");
sysfs_create_link(&sys_dev->kobj,
&managed_policy->kobj, "cpufreq");
ret = sysfs_create_link(&sys_dev->kobj,
&managed_policy->kobj,
"cpufreq");
if (ret) {
mutex_unlock(&policy->lock);
goto err_out_driver_exit;
}
cpufreq_debug_enable_ratelimit();
mutex_unlock(&policy->lock);
......@@ -770,8 +775,12 @@ static int cpufreq_add_dev (struct sys_device * sys_dev)
dprintk("CPU %u already managed, adding link\n", j);
cpufreq_cpu_get(cpu);
cpu_sys_dev = get_cpu_sysdev(j);
sysfs_create_link(&cpu_sys_dev->kobj, &policy->kobj,
"cpufreq");
ret = sysfs_create_link(&cpu_sys_dev->kobj, &policy->kobj,
"cpufreq");
if (ret) {
mutex_unlock(&policy->lock);
goto err_out_unregister;
}
}
policy->governor = NULL; /* to assure that the starting sequence is
......
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