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PM: Make *_DEV_PM_OPS macros use __maybe_unused 

This way, when the dev_pm_ops instance is not referenced anywhere, it
will simply be dropped by the compiler without a warning.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Paul Cercueil 2020-07-16 14:42:49 +02:00 committed by Rafael J. Wysocki
parent 7a82e97a11
commit 756a64ce34
1 changed files with 2 additions and 2 deletions
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4
include/linux/pm.h
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@ -351,7 +351,7 @@ struct dev_pm_ops {
* to RAM and hibernation. * to RAM and hibernation.
*/ */
#define SIMPLE_DEV_PM_OPS(name, suspend_fn, resume_fn) \ #define SIMPLE_DEV_PM_OPS(name, suspend_fn, resume_fn) \
const struct dev_pm_ops name = { \ const struct dev_pm_ops __maybe_unused name = { \
SET_SYSTEM_SLEEP_PM_OPS(suspend_fn, resume_fn) \ SET_SYSTEM_SLEEP_PM_OPS(suspend_fn, resume_fn) \
} }
@ -369,7 +369,7 @@ const struct dev_pm_ops name = { \
* .runtime_resume(), respectively (and analogously for hibernation). * .runtime_resume(), respectively (and analogously for hibernation).
*/ */
#define UNIVERSAL_DEV_PM_OPS(name, suspend_fn, resume_fn, idle_fn) \ #define UNIVERSAL_DEV_PM_OPS(name, suspend_fn, resume_fn, idle_fn) \
const struct dev_pm_ops name = { \ const struct dev_pm_ops __maybe_unused name = { \
SET_SYSTEM_SLEEP_PM_OPS(suspend_fn, resume_fn) \ SET_SYSTEM_SLEEP_PM_OPS(suspend_fn, resume_fn) \
SET_RUNTIME_PM_OPS(suspend_fn, resume_fn, idle_fn) \ SET_RUNTIME_PM_OPS(suspend_fn, resume_fn, idle_fn) \
} }