linux-kernel - Re: [PATCH v14 0/4] Support system sleep with offloaded usb transfers

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Message-ID: <20250702051116.GA48861@ubuntu>
Date: Wed, 2 Jul 2025 14:11:16 +0900
From: Jung Daehwan <dh10.jung@...sung.com>
To: Guan-Yu Lin <guanyulin@...gle.com>
Cc: Greg KH <gregkh@...uxfoundation.org>, linux-usb@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v14 0/4] Support system sleep with offloaded usb
 transfers

On Wed, Jul 02, 2025 at 12:33:00PM +0800, Guan-Yu Lin wrote:
> On Tue, Jul 1, 2025 at 11:05 PM Guan-Yu Lin <guanyulin@...gle.com> wrote:
> >
> > On Thu, Jun 19, 2025 at 5:27 PM Greg KH <gregkh@...uxfoundation.org> wrote:
> > >
> > > On Wed, Jun 04, 2025 at 08:32:00PM +0800, Guan-Yu Lin wrote:
> > > > On Wed, Jun 4, 2025 at 6:56 PM Greg KH <gregkh@...uxfoundation.org> wrote:
> > > > >
> > > > > On Wed, Jun 04, 2025 at 08:23:06AM +0000, Guan-Yu Lin wrote:
> > > > >
> > > > > Is there a reason you aren't cc:ing the developers from a "big android
> > > > > device company" that is currently testing and finding problems with this
> > > > > patchset in their device testing?  I will require their signed-off-by or
> > > > > tested-by in order to even consider accepting this patch series based on
> > > > > the issues they seem to be finding with it in an
> > > > > internal-company-bug-reporting-platform that I seem to be also copied
> > > > > on.
> > > > >
> > > > > thanks,
> > > > >
> > > > > greg k-h
> > > >
> > > > I'm not sure if the company wants to reveal its testing right now
> > > > since the company raised the problem with the internal system. Hence,
> > > > we still use the internal system to communicate with them. We
> > > > understand that "signed-off-by"/"tested-by" tags are required to merge
> > > > the code, so we'll keep working closely with multiple companies to
> > > > achieve this.
> > >
> > > Great, please do so for the next version you post.
> > >
> > > thanks,
> > >
> > > greg k-h
> >
> > Hi Wesley,
> >
> > Right now the system sleep with offloaded usb transfers feature is
> > pretty much settled. I was wondering if you could test the patch on
> > your platform? Thanks!
> >
> > Regards,
> > Guan-Yu
> 
> Hi Jung,
> 
> I noticed that you've adapted the latest sideband design for audio
> offload in your system. I was wondering if you could adapt this
> patchset as well to further enable offloaded usb transfers during
> system suspend? Thanks!
> 
> Regards,
> Guan-Yu
> 

Hi Guan,

We can't adapt this patchset on Exynos platform now. My co-worker currently
analyzing it, and it might take some time.

Best Regards,
Daehwan Jung