On 2014年05月09日 15:38, Pavel Machek wrote:
> Hi!
>
>> Most time of battery resume callback is spent on executing AML code
>> _BTP, _BIF and _BIF to get battery info, status and set alarm. These
>> AML methods may access EC operation regions several times and consumes
>> time.
>>
>> These operations are not necessary during devices resume and can run
>> during POST_SUSPEND/HIBERNATION event when all processes are thawed.
>
> Does it mean that userspace will see pre-hibernation battery level for a
> while
> after resume?
Hi Pavel:
Thanks for your review. No, when user access the battery sysfs
interface, driver will read battery info and return new data.
>
> Pavel
>
--
Best regards
Tianyu Lan
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