From: Mathias Nyman <mathias.nyman@linux.intel.com>
To: Chunfeng Yun <chunfeng.yun@mediatek.com>,
Mathias Nyman <mathias.nyman@intel.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
linux-usb@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org,
Eddie Hung <eddie.hung@mediatek.com>,
Yun-Chien Yu <yun-chien.yu@mediatek.com>
Subject: Re: [PATCH] usb: xhci: skip re-check pending port event if hibernated
Date: Fri, 10 Dec 2021 15:33:16 +0200 [thread overview]
Message-ID: <c448da77-f2f3-8b79-fc4b-b9dcff727c6e@linux.intel.com> (raw)
In-Reply-To: <20211209072218.21651-1-chunfeng.yun@mediatek.com>
On 9.12.2021 9.22, Chunfeng Yun wrote:
> When xHCI controller hibernated, the root hub lost power, if controller
> support Port Power Control (PPC), PP is not set at xhci_resume() and
> set by hub_reset_resume() later, so no need check pending port event.
> If PPC is not supported, device is disconneced, seems do not send out
> U3 LFPS wake signal, no need re-check again and drop 120ms delay to
> save resume time.
>
> Reported-by: Yun-Chien Yu <yun-chien.yu@mediatek.com>
> Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
> ---
Thanks, adding
-Mathias
next prev parent reply other threads:[~2021-12-10 13:31 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-09 7:22 Chunfeng Yun
2021-12-10 13:33 ` Mathias Nyman [this message]
2021-12-14 8:00 ` Jun Li
2021-12-14 10:05 ` Mathias Nyman
2021-12-15 2:09 ` Jun Li
2021-12-17 9:40 ` Chunfeng Yun
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=c448da77-f2f3-8b79-fc4b-b9dcff727c6e@linux.intel.com \
--to=mathias.nyman@linux.intel.com \
--cc=chunfeng.yun@mediatek.com \
--cc=eddie.hung@mediatek.com \
--cc=gregkh@linuxfoundation.org \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mediatek@lists.infradead.org \
--cc=linux-usb@vger.kernel.org \
--cc=mathias.nyman@intel.com \
--cc=matthias.bgg@gmail.com \
--cc=yun-chien.yu@mediatek.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®