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Subject[PATCH v3 5/6] PM: runtime: Add EXPORT[_GPL]_RUNTIME_DEV_PM_OPS macros
Date
Similar to EXPORT[_GPL]_SIMPLE_DEV_PM_OPS, but for users with runtime-PM
suspend/resume callbacks.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Acked-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
---

Notes:
v2: No change
v3: Add comment about the necesity to use the new export macro when
the dev_pm_ops has to be exported

include/linux/pm_runtime.h | 10 ++++++++++
1 file changed, 10 insertions(+)

diff --git a/include/linux/pm_runtime.h b/include/linux/pm_runtime.h
index 4af454d29281..9f09601c465a 100644
--- a/include/linux/pm_runtime.h
+++ b/include/linux/pm_runtime.h
@@ -30,12 +30,22 @@
* macro, which uses the provided callbacks for both runtime PM and system
* sleep, while DEFINE_RUNTIME_DEV_PM_OPS() uses pm_runtime_force_suspend()
* and pm_runtime_force_resume() for its system sleep callbacks.
+ *
+ * If the underlying dev_pm_ops struct symbol has to be exported, use
+ * EXPORT_RUNTIME_DEV_PM_OPS() or EXPORT_GPL_RUNTIME_DEV_PM_OPS() instead.
*/
#define DEFINE_RUNTIME_DEV_PM_OPS(name, suspend_fn, resume_fn, idle_fn) \
_DEFINE_DEV_PM_OPS(name, pm_runtime_force_suspend, \
pm_runtime_force_resume, suspend_fn, \
resume_fn, idle_fn)

+#define EXPORT_RUNTIME_DEV_PM_OPS(name, suspend_fn, resume_fn, idle_fn) \
+ _EXPORT_DEV_PM_OPS(name, pm_runtime_force_suspend, pm_runtime_force_resume, \
+ suspend_fn, resume_fn, idle_fn, "")
+#define EXPORT_GPL_RUNTIME_DEV_PM_OPS(name, suspend_fn, resume_fn, idle_fn) \
+ _EXPORT_DEV_PM_OPS(name, pm_runtime_force_suspend, pm_runtime_force_resume, \
+ suspend_fn, resume_fn, idle_fn, "_gpl")
+
#ifdef CONFIG_PM
extern struct workqueue_struct *pm_wq;

--
2.34.1
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