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path: root/drivers/cpufreq/freq_table.c
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Diffstat (limited to 'drivers/cpufreq/freq_table.c')
-rw-r--r--drivers/cpufreq/freq_table.c37
1 files changed, 17 insertions, 20 deletions
diff --git a/drivers/cpufreq/freq_table.c b/drivers/cpufreq/freq_table.c
index a8f1daffc9bc..eac8bcbdaad1 100644
--- a/drivers/cpufreq/freq_table.c
+++ b/drivers/cpufreq/freq_table.c
@@ -63,8 +63,6 @@ int cpufreq_frequency_table_cpuinfo(struct cpufreq_policy *policy,
else
return 0;
}
-EXPORT_SYMBOL_GPL(cpufreq_frequency_table_cpuinfo);
-
int cpufreq_frequency_table_verify(struct cpufreq_policy *policy,
struct cpufreq_frequency_table *table)
@@ -108,20 +106,16 @@ EXPORT_SYMBOL_GPL(cpufreq_frequency_table_verify);
*/
int cpufreq_generic_frequency_table_verify(struct cpufreq_policy *policy)
{
- struct cpufreq_frequency_table *table =
- cpufreq_frequency_get_table(policy->cpu);
- if (!table)
+ if (!policy->freq_table)
return -ENODEV;
- return cpufreq_frequency_table_verify(policy, table);
+ return cpufreq_frequency_table_verify(policy, policy->freq_table);
}
EXPORT_SYMBOL_GPL(cpufreq_generic_frequency_table_verify);
int cpufreq_frequency_table_target(struct cpufreq_policy *policy,
- struct cpufreq_frequency_table *table,
- unsigned int target_freq,
- unsigned int relation,
- unsigned int *index)
+ unsigned int target_freq,
+ unsigned int relation)
{
struct cpufreq_frequency_table optimal = {
.driver_data = ~0,
@@ -132,7 +126,9 @@ int cpufreq_frequency_table_target(struct cpufreq_policy *policy,
.frequency = 0,
};
struct cpufreq_frequency_table *pos;
+ struct cpufreq_frequency_table *table = policy->freq_table;
unsigned int freq, diff, i = 0;
+ int index;
pr_debug("request for target %u kHz (relation: %u) for cpu %u\n",
target_freq, relation, policy->cpu);
@@ -196,25 +192,26 @@ int cpufreq_frequency_table_target(struct cpufreq_policy *policy,
}
}
if (optimal.driver_data > i) {
- if (suboptimal.driver_data > i)
- return -EINVAL;
- *index = suboptimal.driver_data;
- } else
- *index = optimal.driver_data;
+ if (suboptimal.driver_data > i) {
+ WARN(1, "Invalid frequency table: %d\n", policy->cpu);
+ return 0;
+ }
- pr_debug("target index is %u, freq is:%u kHz\n", *index,
- table[*index].frequency);
+ index = suboptimal.driver_data;
+ } else
+ index = optimal.driver_data;
- return 0;
+ pr_debug("target index is %u, freq is:%u kHz\n", index,
+ table[index].frequency);
+ return index;
}
EXPORT_SYMBOL_GPL(cpufreq_frequency_table_target);
int cpufreq_frequency_table_get_index(struct cpufreq_policy *policy,
unsigned int freq)
{
- struct cpufreq_frequency_table *pos, *table;
+ struct cpufreq_frequency_table *pos, *table = policy->freq_table;
- table = cpufreq_frequency_get_table(policy->cpu);
if (unlikely(!table)) {
pr_debug("%s: Unable to find frequency table\n", __func__);
return -ENOENT;