From: Jiri Kosina <jikos@kernel.org>
To: "Blaž Hrastnik" <blaz@mxxn.io>
Cc: Benjamin Tissoires <benjamin.tissoires@redhat.com>,
linux-input@vger.kernel.org
Subject: Re: HID: multitouch: Set to high latency mode on suspend.
Date: Tue, 26 Jan 2021 11:09:47 +0100 (CET) [thread overview]
Message-ID: <nycvar.YFH.7.76.2101261109280.5622@cbobk.fhfr.pm> (raw)
In-Reply-To: <2b4c5881-2047-407f-8bb4-623d9bd167c7@www.fastmail.com>
On Sat, 19 Dec 2020, Blaž Hrastnik wrote:
> Per Windows Precision Touchpad guidelines:
>
> > The latency mode feature report is sent by the host to a Windows
> > Precision Touchpad to indicate when high latency is desirable for
> > power savings and, conversely, when normal latency is desired for
> > operation.
> >
> > For USB-connected Windows Precision Touchpads, this enables the device
> > to disambiguate between being suspended for inactivity (runtime IDLE)
> > and being suspended because the system is entering S3 or Connected
> > Standby.
>
> The current implementation would set the latency to normal on device initialization,
> but we didn't set the device to high latency on suspend.
Applied, thanks Blaž.
--
Jiri Kosina
SUSE Labs
prev parent reply other threads:[~2021-01-26 10:12 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-19 4:47 HID: multitouch: Set to high latency mode on suspend Blaž Hrastnik
2021-01-14 16:55 ` Benjamin Tissoires
2021-01-15 4:27 ` Blaž Hrastnik
2021-01-26 10:09 ` Jiri Kosina [this message]
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