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cpufreq: sparc: call cpufreq_frequency_table_get_attr() 

This exposes frequency table of driver to cpufreq core and is required for core
to guess what the index for a target frequency is, when it calls
cpufreq_frequency_table_target(). And so this driver needs to expose it.

Cc: David S. Miller <davem@davemloft.net>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Viresh Kumar 2013-09-16 18:56:06 +05:30 committed by Rafael J. Wysocki
parent 5c40e052bb
commit 18f130ed75
2 changed files with 17 additions and 4 deletions
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10
drivers/cpufreq/sparc-us2e-cpufreq.c
View File

@ -307,6 +307,7 @@ static int __init us2e_freq_cpu_init(struct cpufreq_policy *policy)
unsigned long clock_tick = sparc64_get_clock_tick(cpu) / 1000;
struct cpufreq_frequency_table *table =
&us2e_freq_table[cpu].table[0];
int ret;
table[0].driver_data = 0;
table[0].frequency = clock_tick / 1;
@ -324,13 +325,18 @@ static int __init us2e_freq_cpu_init(struct cpufreq_policy *policy)
policy->cpuinfo.transition_latency = 0;
policy->cur = clock_tick;
return cpufreq_frequency_table_cpuinfo(policy, table);
ret = cpufreq_frequency_table_cpuinfo(policy, table);
if (!ret)
cpufreq_frequency_table_get_attr(table, policy->cpu);
return ret;
}
static int us2e_freq_cpu_exit(struct cpufreq_policy *policy)
{
if (cpufreq_us2e_driver)
if (cpufreq_us2e_driver) {
cpufreq_frequency_table_put_attr(policy->cpu);
us2e_set_cpu_divider_index(policy, 0);
}
return 0;
}

11
drivers/cpufreq/sparc-us3-cpufreq.c
View File

@ -168,6 +168,7 @@ static int __init us3_freq_cpu_init(struct cpufreq_policy *policy)
unsigned long clock_tick = sparc64_get_clock_tick(cpu) / 1000;
struct cpufreq_frequency_table *table =
&us3_freq_table[cpu].table[0];
int ret;
table[0].driver_data = 0;
table[0].frequency = clock_tick / 1;
@ -181,13 +182,19 @@ static int __init us3_freq_cpu_init(struct cpufreq_policy *policy)
policy->cpuinfo.transition_latency = 0;
policy->cur = clock_tick;
return cpufreq_frequency_table_cpuinfo(policy, table);
ret = cpufreq_frequency_table_cpuinfo(policy, table);
if (!ret)
cpufreq_frequency_table_get_attr(table, policy->cpu);
return ret;
}
static int us3_freq_cpu_exit(struct cpufreq_policy *policy)
{
if (cpufreq_us3_driver)
if (cpufreq_us3_driver) {
cpufreq_frequency_table_put_attr(policy->cpu);
us3_set_cpu_divider_index(policy, 0);
}
return 0;
}