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docs: devices.rst: fix a C reference markup 

The C domain parser of Sphinx3 expects just function names
for :c:func: markups:

	./Documentation/driver-api/pm/devices.rst:413: WARNING: Unparseable C cross-reference: 'device_may_wakeup(dev)'
	Invalid C declaration: Expected end of definition. [error at 17]
	  device_may_wakeup(dev)
	  -----------------^

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
zero-sugar-mainline-defconfig
Mauro Carvalho Chehab 2020-09-29 12:38:37 +02:00
parent 11604da248
commit 2f27ed7568
1 changed files with 1 additions and 1 deletions
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Documentation/driver-api/pm/devices.rst
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@ -410,7 +410,7 @@ On many platforms they will gate off one or more clock sources; sometimes they
will also switch off power supplies or reduce voltages. [Drivers supporting
runtime PM may already have performed some or all of these steps.]
If :c:func:`device_may_wakeup(dev)` returns ``true``, the device should be
If :c:func:`device_may_wakeup()` returns ``true``, the device should be
prepared for generating hardware wakeup signals to trigger a system wakeup event
when the system is in the sleep state. For example, :c:func:`enable_irq_wake()`
might identify GPIO signals hooked up to a switch or other external hardware,