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-rw-r--r--drivers/cpufreq/Kconfig3
-rw-r--r--drivers/cpufreq/Kconfig.arm5
-rw-r--r--drivers/cpufreq/cpufreq-dt.c31
-rw-r--r--drivers/cpufreq/cpufreq.c77
-rw-r--r--drivers/cpufreq/cpufreq_stats.c16
-rw-r--r--drivers/cpufreq/e_powersaver.c5
-rw-r--r--drivers/cpufreq/imx6q-cpufreq.c24
-rw-r--r--drivers/cpufreq/intel_pstate.c23
-rw-r--r--drivers/cpufreq/mediatek-cpufreq.c14
-rw-r--r--drivers/cpufreq/qcom-cpufreq-hw.c3
-rw-r--r--drivers/cpufreq/qoriq-cpufreq.c15
-rw-r--r--drivers/cpufreq/scmi-cpufreq.c14
-rw-r--r--drivers/cpufreq/scpi-cpufreq.c14
13 files changed, 107 insertions, 137 deletions
diff --git a/drivers/cpufreq/Kconfig b/drivers/cpufreq/Kconfig
index 608af20a3494..b22e6bba71f1 100644
--- a/drivers/cpufreq/Kconfig
+++ b/drivers/cpufreq/Kconfig
@@ -207,8 +207,6 @@ comment "CPU frequency scaling drivers"
config CPUFREQ_DT
tristate "Generic DT based cpufreq driver"
depends on HAVE_CLK && OF
- # if CPU_THERMAL is on and THERMAL=m, CPUFREQ_DT cannot be =y:
- depends on !CPU_THERMAL || THERMAL
select CPUFREQ_DT_PLATDEV
select PM_OPP
help
@@ -327,7 +325,6 @@ endif
config QORIQ_CPUFREQ
tristate "CPU frequency scaling driver for Freescale QorIQ SoCs"
depends on OF && COMMON_CLK && (PPC_E500MC || ARM || ARM64)
- depends on !CPU_THERMAL || THERMAL
select CLK_QORIQ
help
This adds the CPUFreq driver support for Freescale QorIQ SoCs
diff --git a/drivers/cpufreq/Kconfig.arm b/drivers/cpufreq/Kconfig.arm
index 10bc5c798d17..f08bb0075316 100644
--- a/drivers/cpufreq/Kconfig.arm
+++ b/drivers/cpufreq/Kconfig.arm
@@ -40,8 +40,6 @@ config ARM_ARMADA_8K_CPUFREQ
config ARM_BIG_LITTLE_CPUFREQ
tristate "Generic ARM big LITTLE CPUfreq driver"
depends on ARM_CPU_TOPOLOGY && HAVE_CLK
- # if CPU_THERMAL is on and THERMAL=m, ARM_BIT_LITTLE_CPUFREQ cannot be =y
- depends on !CPU_THERMAL || THERMAL
select PM_OPP
help
This enables the Generic CPUfreq driver for ARM big.LITTLE platforms.
@@ -49,7 +47,6 @@ config ARM_BIG_LITTLE_CPUFREQ
config ARM_SCPI_CPUFREQ
tristate "SCPI based CPUfreq driver"
depends on ARM_SCPI_PROTOCOL && COMMON_CLK_SCPI
- depends on !CPU_THERMAL || THERMAL
help
This adds the CPUfreq driver support for ARM platforms using SCPI
protocol for CPU power management.
@@ -104,7 +101,6 @@ config ARM_KIRKWOOD_CPUFREQ
config ARM_MEDIATEK_CPUFREQ
tristate "CPU Frequency scaling support for MediaTek SoCs"
depends on ARCH_MEDIATEK && REGULATOR
- depends on !CPU_THERMAL || THERMAL
select PM_OPP
help
This adds the CPUFreq driver support for MediaTek SoCs.
@@ -244,7 +240,6 @@ config ARM_SA1110_CPUFREQ
config ARM_SCMI_CPUFREQ
tristate "SCMI based CPUfreq driver"
depends on ARM_SCMI_PROTOCOL || COMPILE_TEST
- depends on !CPU_THERMAL || THERMAL
select PM_OPP
help
This adds the CPUfreq driver support for ARM platforms using SCMI
diff --git a/drivers/cpufreq/cpufreq-dt.c b/drivers/cpufreq/cpufreq-dt.c
index e58bfcb1169e..1aefaa1b0ca2 100644
--- a/drivers/cpufreq/cpufreq-dt.c
+++ b/drivers/cpufreq/cpufreq-dt.c
@@ -13,7 +13,6 @@
#include <linux/clk.h>
#include <linux/cpu.h>
-#include <linux/cpu_cooling.h>
#include <linux/cpufreq.h>
#include <linux/cpumask.h>
#include <linux/err.h>
@@ -30,7 +29,6 @@
struct private_data {
struct opp_table *opp_table;
struct device *cpu_dev;
- struct thermal_cooling_device *cdev;
const char *reg_name;
bool have_static_opps;
};
@@ -297,11 +295,25 @@ out_put_clk:
return ret;
}
+static int cpufreq_online(struct cpufreq_policy *policy)
+{
+ /* We did light-weight tear down earlier, nothing to do here */
+ return 0;
+}
+
+static int cpufreq_offline(struct cpufreq_policy *policy)
+{
+ /*
+ * Preserve policy->driver_data and don't free resources on light-weight
+ * tear down.
+ */
+ return 0;
+}
+
static int cpufreq_exit(struct cpufreq_policy *policy)
{
struct private_data *priv = policy->driver_data;
- cpufreq_cooling_unregister(priv->cdev);
dev_pm_opp_free_cpufreq_table(priv->cpu_dev, &policy->freq_table);
if (priv->have_static_opps)
dev_pm_opp_of_cpumask_remove_table(policy->related_cpus);
@@ -314,21 +326,16 @@ static int cpufreq_exit(struct cpufreq_policy *policy)
return 0;
}
-static void cpufreq_ready(struct cpufreq_policy *policy)
-{
- struct private_data *priv = policy->driver_data;
-
- priv->cdev = of_cpufreq_cooling_register(policy);
-}
-
static struct cpufreq_driver dt_cpufreq_driver = {
- .flags = CPUFREQ_STICKY | CPUFREQ_NEED_INITIAL_FREQ_CHECK,
+ .flags = CPUFREQ_STICKY | CPUFREQ_NEED_INITIAL_FREQ_CHECK |
+ CPUFREQ_IS_COOLING_DEV,
.verify = cpufreq_generic_frequency_table_verify,
.target_index = set_target,
.get = cpufreq_generic_get,
.init = cpufreq_init,
.exit = cpufreq_exit,
- .ready = cpufreq_ready,
+ .online = cpufreq_online,
+ .offline = cpufreq_offline,
.name = "cpufreq-dt",
.attr = cpufreq_dt_attr,
.suspend = cpufreq_generic_suspend,
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index e35a886e00bc..55e9795801a4 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -19,6 +19,7 @@
#include <linux/cpu.h>
#include <linux/cpufreq.h>
+#include <linux/cpu_cooling.h>
#include <linux/delay.h>
#include <linux/device.h>
#include <linux/init.h>
@@ -545,13 +546,13 @@ EXPORT_SYMBOL_GPL(cpufreq_policy_transition_delay_us);
* SYSFS INTERFACE *
*********************************************************************/
static ssize_t show_boost(struct kobject *kobj,
- struct attribute *attr, char *buf)
+ struct kobj_attribute *attr, char *buf)
{
return sprintf(buf, "%d\n", cpufreq_driver->boost_enabled);
}
-static ssize_t store_boost(struct kobject *kobj, struct attribute *attr,
- const char *buf, size_t count)
+static ssize_t store_boost(struct kobject *kobj, struct kobj_attribute *attr,
+ const char *buf, size_t count)
{
int ret, enable;
@@ -1200,28 +1201,39 @@ static int cpufreq_online(unsigned int cpu)
return -ENOMEM;
}
- cpumask_copy(policy->cpus, cpumask_of(cpu));
+ if (!new_policy && cpufreq_driver->online) {
+ ret = cpufreq_driver->online(policy);
+ if (ret) {
+ pr_debug("%s: %d: initialization failed\n", __func__,
+ __LINE__);
+ goto out_exit_policy;
+ }
- /* call driver. From then on the cpufreq must be able
- * to accept all calls to ->verify and ->setpolicy for this CPU
- */
- ret = cpufreq_driver->init(policy);
- if (ret) {
- pr_debug("initialization failed\n");
- goto out_free_policy;
- }
+ /* Recover policy->cpus using related_cpus */
+ cpumask_copy(policy->cpus, policy->related_cpus);
+ } else {
+ cpumask_copy(policy->cpus, cpumask_of(cpu));
- ret = cpufreq_table_validate_and_sort(policy);
- if (ret)
- goto out_exit_policy;
+ /*
+ * Call driver. From then on the cpufreq must be able
+ * to accept all calls to ->verify and ->setpolicy for this CPU.
+ */
+ ret = cpufreq_driver->init(policy);
+ if (ret) {
+ pr_debug("%s: %d: initialization failed\n", __func__,
+ __LINE__);
+ goto out_free_policy;
+ }
- down_write(&policy->rwsem);
+ ret = cpufreq_table_validate_and_sort(policy);
+ if (ret)
+ goto out_exit_policy;
- if (new_policy) {
/* related_cpus should at least include policy->cpus. */
cpumask_copy(policy->related_cpus, policy->cpus);
}
+ down_write(&policy->rwsem);
/*
* affected cpus must always be the one, which are online. We aren't
* managing offline cpus here.
@@ -1305,8 +1317,6 @@ static int cpufreq_online(unsigned int cpu)
if (ret) {
pr_err("%s: Failed to initialize policy for cpu: %d (%d)\n",
__func__, cpu, ret);
- /* cpufreq_policy_free() will notify based on this */
- new_policy = false;
goto out_destroy_policy;
}
@@ -1318,6 +1328,10 @@ static int cpufreq_online(unsigned int cpu)
if (cpufreq_driver->ready)
cpufreq_driver->ready(policy);
+ if (IS_ENABLED(CONFIG_CPU_THERMAL) &&
+ cpufreq_driver->flags & CPUFREQ_IS_COOLING_DEV)
+ policy->cdev = of_cpufreq_cooling_register(policy);
+
pr_debug("initialization complete\n");
return 0;
@@ -1405,6 +1419,12 @@ static int cpufreq_offline(unsigned int cpu)
goto unlock;
}
+ if (IS_ENABLED(CONFIG_CPU_THERMAL) &&
+ cpufreq_driver->flags & CPUFREQ_IS_COOLING_DEV) {
+ cpufreq_cooling_unregister(policy->cdev);
+ policy->cdev = NULL;
+ }
+
if (cpufreq_driver->stop_cpu)
cpufreq_driver->stop_cpu(policy);
@@ -1412,11 +1432,12 @@ static int cpufreq_offline(unsigned int cpu)
cpufreq_exit_governor(policy);
/*
- * Perform the ->exit() even during light-weight tear-down,
- * since this is a core component, and is essential for the
- * subsequent light-weight ->init() to succeed.
+ * Perform the ->offline() during light-weight tear-down, as
+ * that allows fast recovery when the CPU comes back.
*/
- if (cpufreq_driver->exit) {
+ if (cpufreq_driver->offline) {
+ cpufreq_driver->offline(policy);
+ } else if (cpufreq_driver->exit) {
cpufreq_driver->exit(policy);
policy->freq_table = NULL;
}
@@ -1445,8 +1466,13 @@ static void cpufreq_remove_dev(struct device *dev, struct subsys_interface *sif)
cpumask_clear_cpu(cpu, policy->real_cpus);
remove_cpu_dev_symlink(policy, dev);
- if (cpumask_empty(policy->real_cpus))
+ if (cpumask_empty(policy->real_cpus)) {
+ /* We did light-weight exit earlier, do full tear down now */
+ if (cpufreq_driver->offline)
+ cpufreq_driver->exit(policy);
+
cpufreq_policy_free(policy);
+ }
}
/**
@@ -2479,7 +2505,8 @@ int cpufreq_register_driver(struct cpufreq_driver *driver_data)
driver_data->target) ||
(driver_data->setpolicy && (driver_data->target_index ||
driver_data->target)) ||
- (!!driver_data->get_intermediate != !!driver_data->target_intermediate))
+ (!!driver_data->get_intermediate != !!driver_data->target_intermediate) ||
+ (!driver_data->online != !driver_data->offline))
return -EINVAL;
pr_debug("trying to register driver %s\n", driver_data->name);
diff --git a/drivers/cpufreq/cpufreq_stats.c b/drivers/cpufreq/cpufreq_stats.c
index 1572129844a5..e2db5581489a 100644
--- a/drivers/cpufreq/cpufreq_stats.c
+++ b/drivers/cpufreq/cpufreq_stats.c
@@ -31,26 +31,27 @@ static void cpufreq_stats_update(struct cpufreq_stats *stats)
{
unsigned long long cur_time = get_jiffies_64();
- spin_lock(&cpufreq_stats_lock);
stats->time_in_state[stats->last_index] += cur_time - stats->last_time;
stats->last_time = cur_time;
- spin_unlock(&cpufreq_stats_lock);
}
static void cpufreq_stats_clear_table(struct cpufreq_stats *stats)
{
unsigned int count = stats->max_state;
+ spin_lock(&cpufreq_stats_lock);
memset(stats->time_in_state, 0, count * sizeof(u64));
memset(stats->trans_table, 0, count * count * sizeof(int));
stats->last_time = get_jiffies_64();
stats->total_trans = 0;
+ spin_unlock(&cpufreq_stats_lock);
}
static ssize_t show_total_trans(struct cpufreq_policy *policy, char *buf)
{
return sprintf(buf, "%d\n", policy->stats->total_trans);
}
+cpufreq_freq_attr_ro(total_trans);
static ssize_t show_time_in_state(struct cpufreq_policy *policy, char *buf)
{
@@ -61,7 +62,10 @@ static ssize_t show_time_in_state(struct cpufreq_policy *policy, char *buf)
if (policy->fast_switch_enabled)
return 0;
+ spin_lock(&cpufreq_stats_lock);
cpufreq_stats_update(stats);
+ spin_unlock(&cpufreq_stats_lock);
+
for (i = 0; i < stats->state_num; i++) {
len += sprintf(buf + len, "%u %llu\n", stats->freq_table[i],
(unsigned long long)
@@ -69,6 +73,7 @@ static ssize_t show_time_in_state(struct cpufreq_policy *policy, char *buf)
}
return len;
}
+cpufreq_freq_attr_ro(time_in_state);
static ssize_t store_reset(struct cpufreq_policy *policy, const char *buf,
size_t count)
@@ -77,6 +82,7 @@ static ssize_t store_reset(struct cpufreq_policy *policy, const char *buf,
cpufreq_stats_clear_table(policy->stats);
return count;
}
+cpufreq_freq_attr_wo(reset);
static ssize_t show_trans_table(struct cpufreq_policy *policy, char *buf)
{
@@ -126,10 +132,6 @@ static ssize_t show_trans_table(struct cpufreq_policy *policy, char *buf)
}
cpufreq_freq_attr_ro(trans_table);
-cpufreq_freq_attr_ro(total_trans);
-cpufreq_freq_attr_ro(time_in_state);
-cpufreq_freq_attr_wo(reset);
-
static struct attribute *default_attrs[] = {
&total_trans.attr,
&time_in_state.attr,
@@ -240,9 +242,11 @@ void cpufreq_stats_record_transition(struct cpufreq_policy *policy,
if (old_index == -1 || new_index == -1 || old_index == new_index)
return;
+ spin_lock(&cpufreq_stats_lock);
cpufreq_stats_update(stats);
stats->last_index = new_index;
stats->trans_table[old_index * stats->max_state + new_index]++;
stats->total_trans++;
+ spin_unlock(&cpufreq_stats_lock);
}
diff --git a/drivers/cpufreq/e_powersaver.c b/drivers/cpufreq/e_powersaver.c
index 60bea302abbe..2d3ef208dd70 100644
--- a/drivers/cpufreq/e_powersaver.c
+++ b/drivers/cpufreq/e_powersaver.c
@@ -323,9 +323,8 @@ static int eps_cpu_init(struct cpufreq_policy *policy)
states = 2;
/* Allocate private data and frequency table for current cpu */
- centaur = kzalloc(sizeof(*centaur)
- + (states + 1) * sizeof(struct cpufreq_frequency_table),
- GFP_KERNEL);
+ centaur = kzalloc(struct_size(centaur, freq_table, states + 1),
+ GFP_KERNEL);
if (!centaur)
return -ENOMEM;
eps_cpu[0] = centaur;
diff --git a/drivers/cpufreq/imx6q-cpufreq.c b/drivers/cpufreq/imx6q-cpufreq.c
index 9fedf627e000..ca955713e070 100644
--- a/drivers/cpufreq/imx6q-cpufreq.c
+++ b/drivers/cpufreq/imx6q-cpufreq.c
@@ -9,7 +9,6 @@
#include <linux/clk.h>
#include <linux/cpu.h>
#include <linux/cpufreq.h>
-#include <linux/cpu_cooling.h>
#include <linux/err.h>
#include <linux/module.h>
#include <linux/nvmem-consumer.h>
@@ -52,7 +51,6 @@ static struct clk_bulk_data clks[] = {
};
static struct device *cpu_dev;
-static struct thermal_cooling_device *cdev;
static bool free_opp;
static struct cpufreq_frequency_table *freq_table;
static unsigned int max_freq;
@@ -193,16 +191,6 @@ static int imx6q_set_target(struct cpufreq_policy *policy, unsigned int index)
return 0;
}
-static void imx6q_cpufreq_ready(struct cpufreq_policy *policy)
-{
- cdev = of_cpufreq_cooling_register(policy);
-
- if (!cdev)
- dev_err(cpu_dev,
- "running cpufreq without cooling device: %ld\n",
- PTR_ERR(cdev));
-}
-
static int imx6q_cpufreq_init(struct cpufreq_policy *policy)
{
int ret;
@@ -214,22 +202,14 @@ static int imx6q_cpufreq_init(struct cpufreq_policy *policy)
return ret;
}
-static int imx6q_cpufreq_exit(struct cpufreq_policy *policy)
-{
- cpufreq_cooling_unregister(cdev);
-
- return 0;
-}
-
static struct cpufreq_driver imx6q_cpufreq_driver = {
- .flags = CPUFREQ_NEED_INITIAL_FREQ_CHECK,
+ .flags = CPUFREQ_NEED_INITIAL_FREQ_CHECK |
+ CPUFREQ_IS_COOLING_DEV,
.verify = cpufreq_generic_frequency_table_verify,
.target_index = imx6q_set_target,
.get = cpufreq_generic_get,
.init = imx6q_cpufreq_init,
- .exit = imx6q_cpufreq_exit,
.name = "imx6q-cpufreq",
- .ready = imx6q_cpufreq_ready,
.attr = cpufreq_generic_attr,
.suspend = cpufreq_generic_suspend,
};
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index dd66decf2087..5ab6a4fe93aa 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -895,7 +895,7 @@ static void intel_pstate_update_policies(void)
/************************** sysfs begin ************************/
#define show_one(file_name, object) \
static ssize_t show_##file_name \
- (struct kobject *kobj, struct attribute *attr, char *buf) \
+ (struct kobject *kobj, struct kobj_attribute *attr, char *buf) \
{ \
return sprintf(buf, "%u\n", global.object); \
}
@@ -904,7 +904,7 @@ static ssize_t intel_pstate_show_status(char *buf);
static int intel_pstate_update_status(const char *buf, size_t size);
static ssize_t show_status(struct kobject *kobj,
- struct attribute *attr, char *buf)
+ struct kobj_attribute *attr, char *buf)
{
ssize_t ret;
@@ -915,7 +915,7 @@ static ssize_t show_status(struct kobject *kobj,
return ret;
}
-static ssize_t store_status(struct kobject *a, struct attribute *b,
+static ssize_t store_status(struct kobject *a, struct kobj_attribute *b,
const char *buf, size_t count)
{
char *p = memchr(buf, '\n', count);
@@ -929,7 +929,7 @@ static ssize_t store_status(struct kobject *a, struct attribute *b,
}
static ssize_t show_turbo_pct(struct kobject *kobj,
- struct attribute *attr, char *buf)
+ struct kobj_attribute *attr, char *buf)
{
struct cpudata *cpu;
int total, no_turbo, turbo_pct;
@@ -955,7 +955,7 @@ static ssize_t show_turbo_pct(struct kobject *kobj,
}
static ssize_t show_num_pstates(struct kobject *kobj,
- struct attribute *attr, char *buf)
+ struct kobj_attribute *attr, char *buf)
{
struct cpudata *cpu;
int total;
@@ -976,7 +976,7 @@ static ssize_t show_num_pstates(struct kobject *kobj,
}
static ssize_t show_no_turbo(struct kobject *kobj,
- struct attribute *attr, char *buf)
+ struct kobj_attribute *attr, char *buf)
{
ssize_t ret;
@@ -998,7 +998,7 @@ static ssize_t show_no_turbo(struct kobject *kobj,
return ret;
}
-static ssize_t store_no_turbo(struct kobject *a, struct attribute *b,
+static ssize_t store_no_turbo(struct kobject *a, struct kobj_attribute *b,
const char *buf, size_t count)
{
unsigned int input;
@@ -1045,7 +1045,7 @@ static ssize_t store_no_turbo(struct kobject *a, struct attribute *b,
return count;
}
-static ssize_t store_max_perf_pct(struct kobject *a, struct attribute *b,
+static ssize_t store_max_perf_pct(struct kobject *a, struct kobj_attribute *b,
const char *buf, size_t count)
{
unsigned int input;
@@ -1075,7 +1075,7 @@ static ssize_t store_max_perf_pct(struct kobject *a, struct attribute *b,
return count;
}
-static ssize_t store_min_perf_pct(struct kobject *a, struct attribute *b,
+static ssize_t store_min_perf_pct(struct kobject *a, struct kobj_attribute *b,
const char *buf, size_t count)
{
unsigned int input;
@@ -1107,12 +1107,13 @@ static ssize_t store_min_perf_pct(struct kobject *a, struct attribute *b,
}
static ssize_t show_hwp_dynamic_boost(struct kobject *kobj,
- struct attribute *attr, char *buf)
+ struct kobj_attribute *attr, char *buf)
{
return sprintf(buf, "%u\n", hwp_boost);
}
-static ssize_t store_hwp_dynamic_boost(struct kobject *a, struct attribute *b,
+static ssize_t store_hwp_dynamic_boost(struct kobject *a,
+ struct kobj_attribute *b,
const char *buf, size_t count)
{
unsigned int input;
diff --git a/drivers/cpufreq/mediatek-cpufreq.c b/drivers/cpufreq/mediatek-cpufreq.c
index eb8920d39818..4229fcc31310 100644
--- a/drivers/cpufreq/mediatek-cpufreq.c
+++ b/drivers/cpufreq/mediatek-cpufreq.c
@@ -14,7 +14,6 @@
#include <linux/clk.h>
#include <linux/cpu.h>
-#include <linux/cpu_cooling.h>
#include <linux/cpufreq.h>
#include <linux/cpumask.h>
#include <linux/module.h>
@@ -48,7 +47,6 @@ struct mtk_cpu_dvfs_info {
struct regulator *sram_reg;
struct clk *cpu_clk;
struct clk *inter_clk;
- struct thermal_cooling_device *cdev;
struct list_head list_head;
int intermediate_voltage;
bool need_voltage_tracking;
@@ -307,13 +305,6 @@ static int mtk_cpufreq_set_target(struct cpufreq_policy *policy,
#define DYNAMIC_POWER "dynamic-power-coefficient"
-static void mtk_cpufreq_ready(struct cpufreq_policy *policy)
-{
- struct mtk_cpu_dvfs_info *info = policy->driver_data;
-
- info->cdev = of_cpufreq_cooling_register(policy);
-}
-
static int mtk_cpu_dvfs_info_init(struct mtk_cpu_dvfs_info *info, int cpu)
{
struct device *cpu_dev;
@@ -472,7 +463,6 @@ static int mtk_cpufreq_exit(struct cpufreq_policy *policy)
{
struct mtk_cpu_dvfs_info *info = policy->driver_data;
- cpufreq_cooling_unregister(info->cdev);
dev_pm_opp_free_cpufreq_table(info->cpu_dev, &policy->freq_table);
return 0;
@@ -480,13 +470,13 @@ static int mtk_cpufreq_exit(struct cpufreq_policy *policy)
static struct cpufreq_driver mtk_cpufreq_driver = {
.flags = CPUFREQ_STICKY | CPUFREQ_NEED_INITIAL_FREQ_CHECK |
- CPUFREQ_HAVE_GOVERNOR_PER_POLICY,
+ CPUFREQ_HAVE_GOVERNOR_PER_POLICY |
+ CPUFREQ_IS_COOLING_DEV,
.verify = cpufreq_generic_frequency_table_verify,
.target_index = mtk_cpufreq_set_target,
.get = cpufreq_generic_get,
.init = mtk_cpufreq_init,
.exit = mtk_cpufreq_exit,
- .ready = mtk_cpufreq_ready,
.name = "mtk-cpufreq",
.attr = cpufreq_generic_attr,
};
diff --git a/drivers/cpufreq/qcom-cpufreq-hw.c b/drivers/cpufreq/qcom-cpufreq-hw.c
index c647cfb1f5e6..4b0b50403901 100644
--- a/drivers/cpufreq/qcom-cpufreq-hw.c
+++ b/drivers/cpufreq/qcom-cpufreq-hw.c
@@ -261,7 +261,8 @@ static struct freq_attr *qcom_cpufreq_hw_attr[] = {
static struct cpufreq_driver cpufreq_qcom_hw_driver = {
.flags = CPUFREQ_STICKY | CPUFREQ_NEED_INITIAL_FREQ_CHECK |
- CPUFREQ_HAVE_GOVERNOR_PER_POLICY,
+ CPUFREQ_HAVE_GOVERNOR_PER_POLICY |
+ CPUFREQ_IS_COOLING_DEV,
.verify = cpufreq_generic_frequency_table_verify,
.target_index = qcom_cpufreq_hw_target_index,
.get = qcom_cpufreq_hw_get,
diff --git a/drivers/cpufreq/qoriq-cpufreq.c b/drivers/cpufreq/qoriq-cpufreq.c
index 3d773f64b4df..4295e5476264 100644
--- a/drivers/cpufreq/qoriq-cpufreq.c
+++ b/drivers/cpufreq/qoriq-cpufreq.c
@@ -13,7 +13,6 @@
#include <linux/clk.h>
#include <linux/clk-provider.h>
#include <linux/cpufreq.h>
-#include <linux/cpu_cooling.h>
#include <linux/errno.h>
#include <linux/init.h>
#include <linux/kernel.h>
@@ -31,7 +30,6 @@
struct cpu_data {
struct clk **pclk;
struct cpufreq_frequency_table *table;
- struct thermal_cooling_device *cdev;
};
/*
@@ -239,7 +237,6 @@ static int qoriq_cpufreq_cpu_exit(struct cpufreq_policy *policy)
{
struct cpu_data *data = policy->driver_data;
- cpufreq_cooling_unregister(data->cdev);
kfree(data->pclk);
kfree(data->table);
kfree(data);
@@ -258,23 +255,15 @@ static int qoriq_cpufreq_target(struct cpufreq_policy *policy,
return clk_set_parent(policy->clk, parent);
}
-
-static void qoriq_cpufreq_ready(struct cpufreq_policy *policy)
-{
- struct cpu_data *cpud = policy->driver_data;
-
- cpud->cdev = of_cpufreq_cooling_register(policy);
-}
-
static struct cpufreq_driver qoriq_cpufreq_driver = {
.name = "qoriq_cpufreq",
- .flags = CPUFREQ_CONST_LOOPS,
+ .flags = CPUFREQ_CONST_LOOPS |
+ CPUFREQ_IS_COOLING_DEV,
.init = qoriq_cpufreq_cpu_init,
.exit = qoriq_cpufreq_cpu_exit,
.verify = cpufreq_generic_frequency_table_verify,
.target_index = qoriq_cpufreq_target,
.get = cpufreq_generic_get,
- .ready = qoriq_cpufreq_ready,
.attr = cpufreq_generic_attr,
};
diff --git a/drivers/cpufreq/scmi-cpufreq.c b/drivers/cpufreq/scmi-cpufreq.c
index 242c3370544e..66b633b48eb1 100644
--- a/drivers/cpufreq/scmi-cpufreq.c
+++ b/drivers/cpufreq/scmi-cpufreq.c
@@ -11,7 +11,6 @@
#include <linux/cpu.h>
#include <linux/cpufreq.h>
#include <linux/cpumask.h>
-#include <linux/cpu_cooling.h>
#include <linux/export.h>
#include <linux/module.h>
#include <linux/pm_opp.h>
@@ -22,7 +21,6 @@
struct scmi_data {
int domain_id;
struct device *cpu_dev;
- struct thermal_cooling_device *cdev;
};
static const struct scmi_handle *handle;
@@ -185,7 +183,6 @@ static int scmi_cpufreq_exit(struct cpufreq_policy *policy)
{
struct scmi_data *priv = policy->driver_data;
- cpufreq_cooling_unregister(priv->cdev);
dev_pm_opp_free_cpufreq_table(priv->cpu_dev, &policy->freq_table);
kfree(priv);
dev_pm_opp_remove_all_dynamic(priv->cpu_dev);
@@ -193,17 +190,11 @@ static int scmi_cpufreq_exit(struct cpufreq_policy *policy)
return 0;
}
-static void scmi_cpufreq_ready(struct cpufreq_policy *policy)
-{
- struct scmi_data *priv = policy->driver_data;
-
- priv->cdev = of_cpufreq_cooling_register(policy);
-}
-
static struct cpufreq_driver scmi_cpufreq_driver = {
.name = "scmi",
.flags = CPUFREQ_STICKY | CPUFREQ_HAVE_GOVERNOR_PER_POLICY |
- CPUFREQ_NEED_INITIAL_FREQ_CHECK,
+ CPUFREQ_NEED_INITIAL_FREQ_CHECK |
+ CPUFREQ_IS_COOLING_DEV,
.verify = cpufreq_generic_frequency_table_verify,
.attr = cpufreq_generic_attr,
.target_index = scmi_cpufreq_set_target,
@@ -211,7 +202,6 @@ static struct cpufreq_driver scmi_cpufreq_driver = {
.get = scmi_cpufreq_get_rate,
.init = scmi_cpufreq_init,
.exit = scmi_cpufreq_exit,
- .ready = scmi_cpufreq_ready,
};
static int scmi_cpufreq_probe(struct scmi_device *sdev)
diff --git a/drivers/cpufreq/scpi-cpufreq.c b/drivers/cpufreq/scpi-cpufreq.c
index 99449738faa4..1db2f6927e13 100644
--- a/drivers/cpufreq/scpi-cpufreq.c
+++ b/drivers/cpufreq/scpi-cpufreq.c
@@ -22,7 +22,6 @@
#include <linux/cpu.h>
#include <linux/cpufreq.h>
#include <linux/cpumask.h>
-#include <linux/cpu_cooling.h>
#include <linux/export.h>
#include <linux/module.h>
#include <linux/of_platform.h>
@@ -34,7 +33,6 @@
struct scpi_data {
struct clk *clk;
struct device *cpu_dev;
- struct thermal_cooling_device *cdev;
};
static struct scpi_ops *scpi_ops;
@@ -186,7 +184,6 @@ static int scpi_cpufreq_exit(struct cpufreq_policy *policy)
{
struct scpi_data *priv = policy->driver_data;
- cpufreq_cooling_unregister(priv->cdev);
clk_put(priv->clk);
dev_pm_opp_free_cpufreq_table(priv->cpu_dev, &policy->freq_table);
kfree(priv);
@@ -195,23 +192,16 @@ static int scpi_cpufreq_exit(struct cpufreq_policy *policy)
return 0;
}
-static void scpi_cpufreq_ready(struct cpufreq_policy *policy)
-{
- struct scpi_data *priv = policy->driver_data;
-
- priv->cdev = of_cpufreq_cooling_register(policy);
-}
-
static struct cpufreq_driver scpi_cpufreq_driver = {
.name = "scpi-cpufreq",
.flags = CPUFREQ_STICKY | CPUFREQ_HAVE_GOVERNOR_PER_POLICY |
- CPUFREQ_NEED_INITIAL_FREQ_CHECK,
+ CPUFREQ_NEED_INITIAL_FREQ_CHECK |
+ CPUFREQ_IS_COOLING_DEV,
.verify = cpufreq_generic_frequency_table_verify,
.attr = cpufreq_generic_attr,
.get = scpi_cpufreq_get_rate,
.init = scpi_cpufreq_init,
.exit = scpi_cpufreq_exit,
- .ready = scpi_cpufreq_ready,
.target_index = scpi_cpufreq_set_target,
};
generated by cgit v1.2.3 (git 2.39.0) at 2025-01-06 02:38:52 +0300