From: <Jacky.Cao@sony.com>
To: <balbi@kernel.org>
Cc: <gregkh@linuxfoundation.org>, <linux-usb@vger.kernel.org>,
<linux-kernel@vger.kernel.org>, <Kento.A.Kobayashi@sony.com>,
<Jacky.Cao@sony.com>
Subject: RE: [PATCH] USB: dummy-hcd: fix power budget for SuperSpeed mode
Date: Wed, 4 Sep 2019 07:54:57 +0000 [thread overview]
Message-ID: <16EA1F625E922C43B00B9D82250220500871C87B@APYOKXMS108.ap.sony.com> (raw)
In-Reply-To: <CAH8TKc_XBksJHTue18O7jv7h0WjFSqQkJJ8Hc2aRNZaL3aRfVQ@mail.gmail.com>
Hi
>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
Thank you for your information.
I resend mail with text format, would you kind confirm the patch, thank you.
Best Regards
Jacky
-----Original Message-----
From: Felipe Balbi <balbi@kernel.org>
Sent: Wednesday, September 4, 2019 3:47 PM
To: Cao, Jacky <Jacky.Cao@sony.com>
Cc: Greg KH <gregkh@linuxfoundation.org>; linux-usb@vger.kernel.org; Kernel development list <linux-kernel@vger.kernel.org>; Kobayashi, Kento (Sony) <Kento.A.Kobayashi@sony.com>
Subject: Re: [PATCH] USB: dummy-hcd: fix power budget for SuperSpeed mode
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 prev parent reply other threads:[~2019-09-04 7:55 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
2019-09-04 7:54 ` Jacky.Cao [this message]
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)
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