Re: [PATCH] platform/x86: ideapad-laptop: Expose conservation mode switch

From: Hao Wei Tee
Date: Sat Aug 05 2017 - 11:19:07 EST

On 30/5/2017 21:22, Andy Shevchenko wrote:
> On Sun, May 28, 2017 at 4:47 PM, Hao Wei Tee <angelsl@xxxxxxxxxxx> wrote:
>> On 5/27/17 3:31 PM, Hao Wei Tee wrote:
>>> This exposes the battery conservation mode present on some (?) IdeaPads.
>>> The mode is set by calling ACPI method SBMC with argument 3 (on) or
>>> 5 (off). Status is reported in bit 5 of the return value of ACPI method
>>> GBMD.
>>> This patch was written based on an IdeaPad U430p. I'm not sure if the ACPI
>>> methods are the same across all IdeaPads, so it would be great if this got more
>>> testing across other models before it's merged.
>> I got someone to test on an IdeaPad Y510p. It works on that too.
> Do we have any other option that expose something via sysfs?

It's been 2 months, what can I do to get this patch merged, or alternatively some other
way of exposing this switch?

Hao Wei