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-rw-r--r--drivers/base/power/power.h4
-rw-r--r--drivers/base/power/qos.c55
-rw-r--r--drivers/base/power/sysfs.c32
3 files changed, 46 insertions, 45 deletions
diff --git a/drivers/base/power/power.h b/drivers/base/power/power.h
index cfc3226ec492..a21223d95926 100644
--- a/drivers/base/power/power.h
+++ b/drivers/base/power/power.h
@@ -89,8 +89,8 @@ extern void dpm_sysfs_remove(struct device *dev);
extern void rpm_sysfs_remove(struct device *dev);
extern int wakeup_sysfs_add(struct device *dev);
extern void wakeup_sysfs_remove(struct device *dev);
-extern int pm_qos_sysfs_add_latency(struct device *dev);
-extern void pm_qos_sysfs_remove_latency(struct device *dev);
+extern int pm_qos_sysfs_add_resume_latency(struct device *dev);
+extern void pm_qos_sysfs_remove_resume_latency(struct device *dev);
extern int pm_qos_sysfs_add_flags(struct device *dev);
extern void pm_qos_sysfs_remove_flags(struct device *dev);
diff --git a/drivers/base/power/qos.c b/drivers/base/power/qos.c
index 5c1361a9e5dd..67c0f4219b02 100644
--- a/drivers/base/power/qos.c
+++ b/drivers/base/power/qos.c
@@ -105,7 +105,7 @@ EXPORT_SYMBOL_GPL(dev_pm_qos_flags);
s32 __dev_pm_qos_read_value(struct device *dev)
{
return IS_ERR_OR_NULL(dev->power.qos) ?
- 0 : pm_qos_read_value(&dev->power.qos->latency);
+ 0 : pm_qos_read_value(&dev->power.qos->resume_latency);
}
/**
@@ -141,11 +141,11 @@ static int apply_constraint(struct dev_pm_qos_request *req,
int ret;
switch(req->type) {
- case DEV_PM_QOS_LATENCY:
- ret = pm_qos_update_target(&qos->latency, &req->data.pnode,
- action, value);
+ case DEV_PM_QOS_RESUME_LATENCY:
+ ret = pm_qos_update_target(&qos->resume_latency,
+ &req->data.pnode, action, value);
if (ret) {
- value = pm_qos_read_value(&qos->latency);
+ value = pm_qos_read_value(&qos->resume_latency);
blocking_notifier_call_chain(&dev_pm_notifiers,
(unsigned long)value,
req);
@@ -186,10 +186,10 @@ static int dev_pm_qos_constraints_allocate(struct device *dev)
}
BLOCKING_INIT_NOTIFIER_HEAD(n);
- c = &qos->latency;
+ c = &qos->resume_latency;
plist_head_init(&c->list);
- c->target_value = PM_QOS_DEV_LAT_DEFAULT_VALUE;
- c->default_value = PM_QOS_DEV_LAT_DEFAULT_VALUE;
+ c->target_value = PM_QOS_RESUME_LATENCY_DEFAULT_VALUE;
+ c->default_value = PM_QOS_RESUME_LATENCY_DEFAULT_VALUE;
c->type = PM_QOS_MIN;
c->notifiers = n;
@@ -224,7 +224,7 @@ void dev_pm_qos_constraints_destroy(struct device *dev)
* If the device's PM QoS resume latency limit or PM QoS flags have been
* exposed to user space, they have to be hidden at this point.
*/
- pm_qos_sysfs_remove_latency(dev);
+ pm_qos_sysfs_remove_resume_latency(dev);
pm_qos_sysfs_remove_flags(dev);
mutex_lock(&dev_pm_qos_mtx);
@@ -237,7 +237,7 @@ void dev_pm_qos_constraints_destroy(struct device *dev)
goto out;
/* Flush the constraints lists for the device. */
- c = &qos->latency;
+ c = &qos->resume_latency;
plist_for_each_entry_safe(req, tmp, &c->list, data.pnode) {
/*
* Update constraints list and call the notification
@@ -341,7 +341,7 @@ static int __dev_pm_qos_update_request(struct dev_pm_qos_request *req,
return -ENODEV;
switch(req->type) {
- case DEV_PM_QOS_LATENCY:
+ case DEV_PM_QOS_RESUME_LATENCY:
curr_value = req->data.pnode.prio;
break;
case DEV_PM_QOS_FLAGS:
@@ -460,8 +460,8 @@ int dev_pm_qos_add_notifier(struct device *dev, struct notifier_block *notifier)
ret = dev_pm_qos_constraints_allocate(dev);
if (!ret)
- ret = blocking_notifier_chain_register(
- dev->power.qos->latency.notifiers, notifier);
+ ret = blocking_notifier_chain_register(dev->power.qos->resume_latency.notifiers,
+ notifier);
mutex_unlock(&dev_pm_qos_mtx);
return ret;
@@ -487,9 +487,8 @@ int dev_pm_qos_remove_notifier(struct device *dev,
/* Silently return if the constraints object is not present. */
if (!IS_ERR_OR_NULL(dev->power.qos))
- retval = blocking_notifier_chain_unregister(
- dev->power.qos->latency.notifiers,
- notifier);
+ retval = blocking_notifier_chain_unregister(dev->power.qos->resume_latency.notifiers,
+ notifier);
mutex_unlock(&dev_pm_qos_mtx);
return retval;
@@ -543,7 +542,7 @@ int dev_pm_qos_add_ancestor_request(struct device *dev,
if (ancestor)
ret = dev_pm_qos_add_request(ancestor, req,
- DEV_PM_QOS_LATENCY, value);
+ DEV_PM_QOS_RESUME_LATENCY, value);
if (ret < 0)
req->dev = NULL;
@@ -559,9 +558,9 @@ static void __dev_pm_qos_drop_user_request(struct device *dev,
struct dev_pm_qos_request *req = NULL;
switch(type) {
- case DEV_PM_QOS_LATENCY:
- req = dev->power.qos->latency_req;
- dev->power.qos->latency_req = NULL;
+ case DEV_PM_QOS_RESUME_LATENCY:
+ req = dev->power.qos->resume_latency_req;
+ dev->power.qos->resume_latency_req = NULL;
break;
case DEV_PM_QOS_FLAGS:
req = dev->power.qos->flags_req;
@@ -597,7 +596,7 @@ int dev_pm_qos_expose_latency_limit(struct device *dev, s32 value)
if (!req)
return -ENOMEM;
- ret = dev_pm_qos_add_request(dev, req, DEV_PM_QOS_LATENCY, value);
+ ret = dev_pm_qos_add_request(dev, req, DEV_PM_QOS_RESUME_LATENCY, value);
if (ret < 0) {
kfree(req);
return ret;
@@ -609,7 +608,7 @@ int dev_pm_qos_expose_latency_limit(struct device *dev, s32 value)
if (IS_ERR_OR_NULL(dev->power.qos))
ret = -ENODEV;
- else if (dev->power.qos->latency_req)
+ else if (dev->power.qos->resume_latency_req)
ret = -EEXIST;
if (ret < 0) {
@@ -618,13 +617,13 @@ int dev_pm_qos_expose_latency_limit(struct device *dev, s32 value)
mutex_unlock(&dev_pm_qos_mtx);
goto out;
}
- dev->power.qos->latency_req = req;
+ dev->power.qos->resume_latency_req = req;
mutex_unlock(&dev_pm_qos_mtx);
- ret = pm_qos_sysfs_add_latency(dev);
+ ret = pm_qos_sysfs_add_resume_latency(dev);
if (ret)
- dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_LATENCY);
+ dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_RESUME_LATENCY);
out:
mutex_unlock(&dev_pm_qos_sysfs_mtx);
@@ -634,8 +633,8 @@ EXPORT_SYMBOL_GPL(dev_pm_qos_expose_latency_limit);
static void __dev_pm_qos_hide_latency_limit(struct device *dev)
{
- if (!IS_ERR_OR_NULL(dev->power.qos) && dev->power.qos->latency_req)
- __dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_LATENCY);
+ if (!IS_ERR_OR_NULL(dev->power.qos) && dev->power.qos->resume_latency_req)
+ __dev_pm_qos_drop_user_request(dev, DEV_PM_QOS_RESUME_LATENCY);
}
/**
@@ -646,7 +645,7 @@ void dev_pm_qos_hide_latency_limit(struct device *dev)
{
mutex_lock(&dev_pm_qos_sysfs_mtx);
- pm_qos_sysfs_remove_latency(dev);
+ pm_qos_sysfs_remove_resume_latency(dev);
mutex_lock(&dev_pm_qos_mtx);
__dev_pm_qos_hide_latency_limit(dev);
diff --git a/drivers/base/power/sysfs.c b/drivers/base/power/sysfs.c
index 03e089ade5ce..4e24955aac8a 100644
--- a/drivers/base/power/sysfs.c
+++ b/drivers/base/power/sysfs.c
@@ -218,15 +218,16 @@ static ssize_t autosuspend_delay_ms_store(struct device *dev,
static DEVICE_ATTR(autosuspend_delay_ms, 0644, autosuspend_delay_ms_show,
autosuspend_delay_ms_store);
-static ssize_t pm_qos_latency_show(struct device *dev,
- struct device_attribute *attr, char *buf)
+static ssize_t pm_qos_resume_latency_show(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
{
- return sprintf(buf, "%d\n", dev_pm_qos_requested_latency(dev));
+ return sprintf(buf, "%d\n", dev_pm_qos_requested_resume_latency(dev));
}
-static ssize_t pm_qos_latency_store(struct device *dev,
- struct device_attribute *attr,
- const char *buf, size_t n)
+static ssize_t pm_qos_resume_latency_store(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf, size_t n)
{
s32 value;
int ret;
@@ -237,12 +238,13 @@ static ssize_t pm_qos_latency_store(struct device *dev,
if (value < 0)
return -EINVAL;
- ret = dev_pm_qos_update_request(dev->power.qos->latency_req, value);
+ ret = dev_pm_qos_update_request(dev->power.qos->resume_latency_req,
+ value);
return ret < 0 ? ret : n;
}
static DEVICE_ATTR(pm_qos_resume_latency_us, 0644,
- pm_qos_latency_show, pm_qos_latency_store);
+ pm_qos_resume_latency_show, pm_qos_resume_latency_store);
static ssize_t pm_qos_no_power_off_show(struct device *dev,
struct device_attribute *attr,
@@ -618,15 +620,15 @@ static struct attribute_group pm_runtime_attr_group = {
.attrs = runtime_attrs,
};
-static struct attribute *pm_qos_latency_attrs[] = {
+static struct attribute *pm_qos_resume_latency_attrs[] = {
#ifdef CONFIG_PM_RUNTIME
&dev_attr_pm_qos_resume_latency_us.attr,
#endif /* CONFIG_PM_RUNTIME */
NULL,
};
-static struct attribute_group pm_qos_latency_attr_group = {
+static struct attribute_group pm_qos_resume_latency_attr_group = {
.name = power_group_name,
- .attrs = pm_qos_latency_attrs,
+ .attrs = pm_qos_resume_latency_attrs,
};
static struct attribute *pm_qos_flags_attrs[] = {
@@ -681,14 +683,14 @@ void wakeup_sysfs_remove(struct device *dev)
sysfs_unmerge_group(&dev->kobj, &pm_wakeup_attr_group);
}
-int pm_qos_sysfs_add_latency(struct device *dev)
+int pm_qos_sysfs_add_resume_latency(struct device *dev)
{
- return sysfs_merge_group(&dev->kobj, &pm_qos_latency_attr_group);
+ return sysfs_merge_group(&dev->kobj, &pm_qos_resume_latency_attr_group);
}
-void pm_qos_sysfs_remove_latency(struct device *dev)
+void pm_qos_sysfs_remove_resume_latency(struct device *dev)
{
- sysfs_unmerge_group(&dev->kobj, &pm_qos_latency_attr_group);
+ sysfs_unmerge_group(&dev->kobj, &pm_qos_resume_latency_attr_group);
}
int pm_qos_sysfs_add_flags(struct device *dev)
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.