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authorJean Pihet <j-pihet@ti.com>2011-08-25 15:35:20 +0200
committerRafael J. Wysocki <rjw@sisk.pl>2011-08-25 15:35:20 +0200
commit4a31a33425a1eb92f6a0b9846f081842268361c8 (patch)
treec31af2adb3722cdb4bfb874eb2b6669a830edaf2 /kernel/power/qos.c
parentcc74998618a66d34651c784dd02412614c3e81cc (diff)
PM QoS: Code reorganization
Move around the PM QoS misc devices management code for better readability. Signed-off-by: Jean Pihet <j-pihet@ti.com> Acked-by: markgross <markgross@thegnar.org> Reviewed-by: Kevin Hilman <khilman@ti.com> Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Diffstat (limited to 'kernel/power/qos.c')
-rw-r--r--kernel/power/qos.c45
1 files changed, 23 insertions, 22 deletions
diff --git a/kernel/power/qos.c b/kernel/power/qos.c
index aa52c44e6080..788c4cfe0cdb 100644
--- a/kernel/power/qos.c
+++ b/kernel/power/qos.c
@@ -188,28 +188,6 @@ static void update_target(struct pm_qos_object *o, struct plist_node *node,
NULL);
}
-static int register_pm_qos_misc(struct pm_qos_object *qos)
-{
- qos->pm_qos_power_miscdev.minor = MISC_DYNAMIC_MINOR;
- qos->pm_qos_power_miscdev.name = qos->name;
- qos->pm_qos_power_miscdev.fops = &pm_qos_power_fops;
-
- return misc_register(&qos->pm_qos_power_miscdev);
-}
-
-static int find_pm_qos_object_by_minor(int minor)
-{
- int pm_qos_class;
-
- for (pm_qos_class = 0;
- pm_qos_class < PM_QOS_NUM_CLASSES; pm_qos_class++) {
- if (minor ==
- pm_qos_array[pm_qos_class]->pm_qos_power_miscdev.minor)
- return pm_qos_class;
- }
- return -1;
-}
-
/**
* pm_qos_request - returns current system wide qos expectation
* @pm_qos_class: identification of which qos value is requested
@@ -362,6 +340,29 @@ int pm_qos_remove_notifier(int pm_qos_class, struct notifier_block *notifier)
}
EXPORT_SYMBOL_GPL(pm_qos_remove_notifier);
+/* User space interface to PM QoS classes via misc devices */
+static int register_pm_qos_misc(struct pm_qos_object *qos)
+{
+ qos->pm_qos_power_miscdev.minor = MISC_DYNAMIC_MINOR;
+ qos->pm_qos_power_miscdev.name = qos->name;
+ qos->pm_qos_power_miscdev.fops = &pm_qos_power_fops;
+
+ return misc_register(&qos->pm_qos_power_miscdev);
+}
+
+static int find_pm_qos_object_by_minor(int minor)
+{
+ int pm_qos_class;
+
+ for (pm_qos_class = 0;
+ pm_qos_class < PM_QOS_NUM_CLASSES; pm_qos_class++) {
+ if (minor ==
+ pm_qos_array[pm_qos_class]->pm_qos_power_miscdev.minor)
+ return pm_qos_class;
+ }
+ return -1;
+}
+
static int pm_qos_power_open(struct inode *inode, struct file *filp)
{
long pm_qos_class;