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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-changelog] [xen master] x86/cpufreq: relocate the driver register function
commit 49388f11d512bb92706ce046643bfbb3c1d963c9
Author: Wei Wang <wei.w.wang@xxxxxxxxx>
AuthorDate: Thu Oct 8 11:01:58 2015 +0200
Commit: Jan Beulich <jbeulich@xxxxxxxx>
CommitDate: Thu Oct 8 11:01:58 2015 +0200
x86/cpufreq: relocate the driver register function
Move the driver register function to the cpufreq.c, and remove the
(unused) de-registration one.
Signed-off-by: Wei Wang <wei.w.wang@xxxxxxxxx>
Mark the funciton __init.
Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
---
xen/drivers/cpufreq/cpufreq.c | 15 +++++++++++++++
xen/include/acpi/cpufreq/cpufreq.h | 27 +--------------------------
2 files changed, 16 insertions(+), 26 deletions(-)
diff --git a/xen/drivers/cpufreq/cpufreq.c b/xen/drivers/cpufreq/cpufreq.c
index 567e9e9..81a187b 100644
--- a/xen/drivers/cpufreq/cpufreq.c
+++ b/xen/drivers/cpufreq/cpufreq.c
@@ -638,3 +638,18 @@ static int __init cpufreq_presmp_init(void)
}
presmp_initcall(cpufreq_presmp_init);
+int __init cpufreq_register_driver(struct cpufreq_driver *driver_data)
+{
+ if ( !driver_data || !driver_data->init ||
+ !driver_data->verify || !driver_data->exit ||
+ (!driver_data->target == !driver_data->setpolicy) )
+ return -EINVAL;
+
+ if ( cpufreq_driver )
+ return -EBUSY;
+
+ cpufreq_driver = driver_data;
+
+ register_cpu_notifier(&cpu_nfb);
+ return 0;
+}
diff --git a/xen/include/acpi/cpufreq/cpufreq.h
b/xen/include/acpi/cpufreq/cpufreq.h
index 1ec04ca..48ad1d0 100644
--- a/xen/include/acpi/cpufreq/cpufreq.h
+++ b/xen/include/acpi/cpufreq/cpufreq.h
@@ -170,32 +170,7 @@ struct cpufreq_driver {
extern struct cpufreq_driver *cpufreq_driver;
-static __inline__
-int cpufreq_register_driver(struct cpufreq_driver *driver_data)
-{
- if (!driver_data ||
- !driver_data->init ||
- !driver_data->exit ||
- !driver_data->verify ||
- !driver_data->target)
- return -EINVAL;
-
- if (cpufreq_driver)
- return -EBUSY;
-
- cpufreq_driver = driver_data;
- return 0;
-}
-
-static __inline__
-int cpufreq_unregister_driver(struct cpufreq_driver *driver)
-{
- if (!cpufreq_driver || (driver != cpufreq_driver))
- return -EINVAL;
-
- cpufreq_driver = NULL;
- return 0;
-}
+int cpufreq_register_driver(struct cpufreq_driver *);
static __inline__
void cpufreq_verify_within_limits(struct cpufreq_policy *policy,
--
generated by git-patchbot for /home/xen/git/xen.git#master
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