[PATCH V2 09/15] cpufreq: mediatek: Add .get function

Rex-BC Chen
2022-04-08T05:00:23Z

From: Jia-Wei Chang <jia-wei.chang@mediatek.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@mediatek.com>
Signed-off-by: Rex-BC Chen <rex-bc.chen@mediatek.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 0be5609ee82e..9e9bce0ff235 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)
{
@@ -581,7 +590,7 @@ 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