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qcom-cpufreq: Implement resolve_freq method

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The resolve_freq method is needed for schedutil to avoid
calling into cpufreq for changing to the same frequency
again and again.

Change-Id: Ia03cc49e3b8bad68fa2fda5688c64233b4b2c48d
Signed-off-by: Pavankumar Kondeti <pkondeti@codeaurora.org>
Signed-off-by: Rohit Gupta <rohgup@codeaurora.org>
Signed-off-by: Jonathan Avila <avilaj@codeaurora.org>
This commit is contained in:
Pavankumar Kondeti
2017-09-04 11:51:19 +05:30
committed by Jonathan Avila
parent fa6cf98e93
commit 2d7062186f
1 changed files with 11 additions and 0 deletions
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11
drivers/cpufreq/qcom-cpufreq.c
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@@ -93,6 +93,16 @@ static int msm_cpufreq_target(struct cpufreq_policy *policy,
return ret; return ret;
} }
static unsigned int msm_cpufreq_resolve_freq(struct cpufreq_policy *policy,
unsigned int target_freq)
{
int index;
index = cpufreq_frequency_table_target(policy, target_freq,
CPUFREQ_RELATION_L);
return policy->freq_table[index].frequency;
}
static int msm_cpufreq_verify(struct cpufreq_policy *policy) static int msm_cpufreq_verify(struct cpufreq_policy *policy)
{ {
cpufreq_verify_within_limits(policy, policy->cpuinfo.min_freq, cpufreq_verify_within_limits(policy, policy->cpuinfo.min_freq,
@@ -278,6 +288,7 @@ static struct cpufreq_driver msm_cpufreq_driver = {
.init = msm_cpufreq_init, .init = msm_cpufreq_init,
.verify = msm_cpufreq_verify, .verify = msm_cpufreq_verify,
.target = msm_cpufreq_target, .target = msm_cpufreq_target,
.resolve_freq = msm_cpufreq_resolve_freq,
.get = msm_cpufreq_get_freq, .get = msm_cpufreq_get_freq,
.name = "msm", .name = "msm",
.attr = msm_freq_attr, .attr = msm_freq_attr,