From: Felipe Balbi <balbi@kernel.org>
To: Jacky.Cao@sony.com
Cc: Greg KH <gregkh@linuxfoundation.org>,
"linux-usb@vger.kernel.org" <linux-usb@vger.kernel.org>,
Kernel development list <linux-kernel@vger.kernel.org>,
Kento.A.Kobayashi@sony.com
Subject: Re: [PATCH] USB: dummy-hcd: fix power budget for SuperSpeed mode
Date: Wed, 4 Sep 2019 10:46:37 +0300 [thread overview]
Message-ID: <CAH8TKc_XBksJHTue18O7jv7h0WjFSqQkJJ8Hc2aRNZaL3aRfVQ@mail.gmail.com> (raw)
In-Reply-To: <16EA1F625E922C43B00B9D82250220500871C7D7@APYOKXMS108.ap.sony.com>
Hi,
On Wed, Sep 4, 2019 at 9:47 AM <Jacky.Cao@sony.com> wrote:
>
> The power budget for SuperSpeed mode should be 900 mA
>
> according to USB3.0 specification, so set the power
>
> budget to 900 mA for dummy_start_ss which is only used
>
> for SuperSpeed mode.
>
>
>
> If the max power consumption of SuperSpeed device is
>
> larger than 500 mA, insufficient available bus power
>
> error happens in usb_choose_configuration function
>
> when the device connects to dummy hcd.
>
>
>
> Signed-off-by: Jacky Cao <Jacky.Cao@sony.com>
You must send plain/text emails. I'm not receiving this via the
mailing list. Please, fix your
email client or use git send-email
--
balbi
next parent reply other threads:[~2019-09-04 7:46 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <16EA1F625E922C43B00B9D82250220500871C7D7@APYOKXMS108.ap.sony.com>
2019-09-04 7:46 ` Felipe Balbi [this message]
2019-09-04 7:54 ` [PATCH] USB: dummy-hcd: fix power budget for SuperSpeed mode Jacky.Cao
2019-09-04 7:52 Jacky.Cao
2019-09-04 7:54 ` Felipe Balbi
2019-09-04 7:58 ` Greg KH
2019-09-04 8:52 ` Jacky.Cao
2019-09-04 10:01 ` Greg KH
2019-09-04 14:21 ` Alan Stern
2019-09-05 4:18 ` Jacky.Cao
[not found] <16EA1F625E922C43B00B9D8225022050086ECF6A@APYOKXMS108.ap.sony.com>
[not found] ` <16EA1F625E922C43B00B9D8225022050086F86B4@APYOKXMS108.ap.sony.com>
2019-09-04 6:12 ` Kobayashi, Kento (Sony)
2019-09-04 6:19 ` Felipe Balbi
2019-09-04 6:57 ` Kobayashi, Kento (Sony)
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=CAH8TKc_XBksJHTue18O7jv7h0WjFSqQkJJ8Hc2aRNZaL3aRfVQ@mail.gmail.com \
--to=balbi@kernel.org \
--cc=Jacky.Cao@sony.com \
--cc=Kento.A.Kobayashi@sony.com \
--cc=gregkh@linuxfoundation.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-usb@vger.kernel.org \
/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;
as well as URLs for NNTP newsgroup(s).