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Message-ID: <20220422075239.16437-8-rex-bc.chen@mediatek.com>
Date: Fri, 22 Apr 2022 15:52:32 +0800
From: Rex-BC Chen <rex-bc.chen@...iatek.com>
To: <rafael@...nel.org>, <viresh.kumar@...aro.org>,
<robh+dt@...nel.org>, <krzk+dt@...nel.org>,
<matthias.bgg@...il.com>
CC: <jia-wei.chang@...iatek.com>, <roger.lu@...iatek.com>,
<hsinyi@...gle.com>, <khilman@...libre.com>,
<angelogioacchino.delregno@...labora.com>,
<linux-pm@...r.kernel.org>, <devicetree@...r.kernel.org>,
<linux-kernel@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>,
<linux-mediatek@...ts.infradead.org>,
<Project_Global_Chrome_Upstream_Group@...iatek.com>,
Rex-BC Chen <rex-bc.chen@...iatek.com>
Subject: [PATCH V4 07/14] cpufreq: mediatek: Add .get function
From: Jia-Wei Chang <jia-wei.chang@...iatek.com>
We want to get opp frequency via opp table. Therefore, we add the function
"mtk_cpufreq_get()" to do this.
Signed-off-by: Jia-Wei Chang <jia-wei.chang@...iatek.com>
Signed-off-by: Rex-BC Chen <rex-bc.chen@...iatek.com>
---
drivers/cpufreq/mediatek-cpufreq.c | 11 ++++++++++-
1 file changed, 10 insertions(+), 1 deletion(-)
diff --git a/drivers/cpufreq/mediatek-cpufreq.c b/drivers/cpufreq/mediatek-cpufreq.c
index e070a2619bcb..0b2ca0c8eddc 100644
--- a/drivers/cpufreq/mediatek-cpufreq.c
+++ b/drivers/cpufreq/mediatek-cpufreq.c
@@ -71,6 +71,15 @@ static struct mtk_cpu_dvfs_info *mtk_cpu_dvfs_info_lookup(int cpu)
return NULL;
}
+static unsigned int mtk_cpufreq_get(unsigned int cpu)
+{
+ struct mtk_cpu_dvfs_info *info;
+
+ info = mtk_cpu_dvfs_info_lookup(cpu);
+
+ return !info ? 0 : (info->opp_freq / 1000);
+}
+
static int mtk_cpufreq_voltage_tracking(struct mtk_cpu_dvfs_info *info,
int new_vproc)
{
@@ -588,7 +597,7 @@ static struct cpufreq_driver mtk_cpufreq_driver = {
CPUFREQ_IS_COOLING_DEV,
.verify = cpufreq_generic_frequency_table_verify,
.target_index = mtk_cpufreq_set_target,
- .get = cpufreq_generic_get,
+ .get = mtk_cpufreq_get,
.init = mtk_cpufreq_init,
.exit = mtk_cpufreq_exit,
.register_em = cpufreq_register_em_with_opp,
--
2.18.0
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