Re: [PATCH v3] USB: Force disconnect Huawei 4G modem during suspend

[Oliver Neukum <oneukum-IBi9RG/b67k@public.gmane.org>]

Am Dienstag, den 24.10.2017, 12:16 +0800 schrieb Daniel Drake:
> Hi Oliver,
> 
> On Wed, Oct 18, 2017 at 5:31 PM, Oliver Neukum <oneukum-IBi9RG/b67k@public.gmane.org> wrote:
> > 
> > Am Mittwoch, den 18.10.2017, 15:15 +0800 schrieb Daniel Drake:
> > > 
> > > Notes:
> > >     v2:
> > >     - Handle quirk later in suspend, to avoid interfering with other parts
> > >       of the suspend routine.
> > >     - Don't do the disconnect on runtime suspend, only for S3 suspend
> > 
> > well, can we effectively runtime suspend these devices?
> 
> How can I test for effective runtime suspend?

No, I meant, does it make sense to do that?

> > Furthermore, it seems to me that we indeed cannot do a runtime
> > suspend on external devices needing this quirk, but what about
> > internal devices?
> 
> In this case the modem is an internal device.

It seems to me that obviously if you disable a device's port you
cannot support remote wakeup. But I do not see why, if the device
is internal you would want to block runtime suspend, even if
remote wakeup is not necessary.

	Regards
		Oliver

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