linux-kernel - Re: [PATCH] xhci-pci: Set AMD Renoir USB controller to D3 when shutdown

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Message-ID: <CAAd53p4z1ydFi5pwOZJnsrBDPNVLKU0ygqa0+kdZdXWYocPLgQ@mail.gmail.com>
Date:   Fri, 5 Feb 2021 14:50:15 +0800
From:   Kai-Heng Feng <kai.heng.feng@...onical.com>
To:     Aaron Ma <aaron.ma@...onical.com>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Mathias Nyman <mathias.nyman@...ux.intel.com>,
        Alan Stern <stern@...land.harvard.edu>,
        Lee Jones <lee.jones@...aro.org>, peter.chen@....com,
        USB list <linux-usb@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] xhci-pci: Set AMD Renoir USB controller to D3 when shutdown

On Fri, Feb 5, 2021 at 2:45 PM Aaron Ma <aaron.ma@...onical.com> wrote:
>
>
> On 2/5/21 12:27 PM, Kai-Heng Feng wrote:
> > Can you please test the following patch, which should address the root cause:
> > https://lore.kernel.org/linux-acpi/20201201213019.1558738-1-furquan@google.com/
> >
> > It also helps another AMD laptop on S5:
> > https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1912935
> >
>
> No, this patch doesn't help on ThinkPad AMD platform.

Thanks for the confirmation!

Acked-by: Kai-Heng Feng <kai.heng.feng@...onical.com>

>
> Aaron
>
> > We don't need to put bandage on drivers one by one once the patch with
> > alternative approach is in upstream.
> >
> > Kai-Heng