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cpufreq: rockchip: Implement rockchip_cpufreq_online/offline()

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Signed-off-by: Finley Xiao <finley.xiao@rock-chips.com>
Change-Id: If6dfb5114a28e46aaad0f77ecb37f9029b607ee2
This commit is contained in:
Finley Xiao
2024-09-03 16:54:52 +08:00
committed by Tao Huang
parent 20e277459e
commit 7b36fddab7
2 changed files with 38 additions and 0 deletions
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36
drivers/cpufreq/rockchip-cpufreq.c
View File

@@ -571,6 +571,42 @@ static int rockchip_cpufreq_suspend(struct cpufreq_policy *policy)
return ret;
}
int rockchip_cpufreq_online(int cpu)
{
struct cluster_info *cluster;
struct rockchip_opp_info *opp_info;
cluster = rockchip_cluster_info_lookup(cpu);
if (!cluster)
return -EINVAL;
opp_info = &cluster->opp_info;
opp_info->is_runtime_active = true;
if (opp_info->data && opp_info->data->set_read_margin)
opp_info->data->set_read_margin(opp_info->dev, opp_info,
opp_info->target_rm);
return 0;
}
EXPORT_SYMBOL_GPL(rockchip_cpufreq_online);
int rockchip_cpufreq_offline(int cpu)
{
struct cluster_info *cluster;
struct rockchip_opp_info *opp_info;
cluster = rockchip_cluster_info_lookup(cpu);
if (!cluster)
return -EINVAL;
opp_info = &cluster->opp_info;
opp_info->is_runtime_active = false;
opp_info->current_rm = UINT_MAX;
return 0;
}
EXPORT_SYMBOL_GPL(rockchip_cpufreq_offline);
static int rockchip_cpufreq_add_monitor(struct cluster_info *cluster,
struct cpufreq_policy *policy)
{

2
drivers/cpufreq/rockchip-cpufreq.h
View File

@@ -6,6 +6,8 @@
#define __ROCKCHIP_CPUFREQ_H
#if IS_ENABLED(CONFIG_ARM_ROCKCHIP_CPUFREQ)
int rockchip_cpufreq_online(int cpu);
int rockchip_cpufreq_offline(int cpu);
int rockchip_cpufreq_adjust_table(struct device *dev);
int rockchip_cpufreq_opp_set_rate(struct device *dev, unsigned long target_freq);
#else