cpufreq: Drop restore_freq from struct cpufreq_policy
The restore_freq field in struct cpufreq_policy is only used by
__target_index() in one place and a local variable in that function
may as well be used instead of it, so drop it and modify
__target_index() accordingly.
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index 336b5e9..f2d9617 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -2123,7 +2123,7 @@ static int __target_intermediate(struct cpufreq_policy *policy,
static int __target_index(struct cpufreq_policy *policy, int index)
{
struct cpufreq_freqs freqs = {.old = policy->cur, .flags = 0};
- unsigned int intermediate_freq = 0;
+ unsigned int restore_freq, intermediate_freq = 0;
unsigned int newfreq = policy->freq_table[index].frequency;
int retval = -EINVAL;
bool notify;
@@ -2131,6 +2131,9 @@ static int __target_index(struct cpufreq_policy *policy, int index)
if (newfreq == policy->cur)
return 0;
+ /* Save last value to restore later on errors */
+ restore_freq = policy->cur;
+
notify = !(cpufreq_driver->flags & CPUFREQ_ASYNC_NOTIFICATION);
if (notify) {
/* Handle switching to intermediate frequency */
@@ -2168,7 +2171,7 @@ static int __target_index(struct cpufreq_policy *policy, int index)
*/
if (unlikely(retval && intermediate_freq)) {
freqs.old = intermediate_freq;
- freqs.new = policy->restore_freq;
+ freqs.new = restore_freq;
cpufreq_freq_transition_begin(policy, &freqs);
cpufreq_freq_transition_end(policy, &freqs, 0);
}
@@ -2203,9 +2206,6 @@ int __cpufreq_driver_target(struct cpufreq_policy *policy,
!(cpufreq_driver->flags & CPUFREQ_NEED_UPDATE_LIMITS))
return 0;
- /* Save last value to restore later on errors */
- policy->restore_freq = policy->cur;
-
if (cpufreq_driver->target)
return cpufreq_driver->target(policy, target_freq, relation);