From: Felipe Balbi <balbi@kernel.org>
To: Peter Chen <peter.chen@nxp.com>
Cc: Peter Chen <hzpeterchen@gmail.com>,
USB list <linux-usb@vger.kernel.org>,
dl-linux-imx <linux-imx@nxp.com>,
"pawell\@cadence.com" <pawell@cadence.com>,
"rogerq\@ti.com" <rogerq@ti.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Jun Li <jun.li@nxp.com>
Subject: Re: [PATCH 1/1] usb: cdns3: ep0: delete the redundant status stage
Date: Mon, 18 May 2020 11:21:09 +0300 [thread overview]
Message-ID: <87367xy7pm.fsf@kernel.org> (raw)
In-Reply-To: <20200518035015.GB27612@b29397-desktop>
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Hi,
Peter Chen <peter.chen@nxp.com> writes:
>> >> Is this working against USBCV? What about LeCroy's compliance suite?
>> >>
>> >
>> > For NXP USB certification flow:
>> >
>> > The test mode is only used for USB2 electrical test (eg, Eye diagram),
>> > The HSETT tool is used for device mode which will send command
>> > from Windows PC to let device enter test mode.
>> >
>> > USBCV is used to test protocol level, like USB CH9, Mass Storage protocol
>> > etc.
>>
>> Entering test modes is part of chapter9 tests, IIRC.
>
> No, test mode is only used for electrical signal test, the communication
> between device and host will be stopped once the controller enters test
> mode.
but it is a standard request, part of chapter 9 ;-)
>> > For Lecroy's compliance suite, we usually use it for Link test for
>> > USB3.
>>
>> You need to run the HS compliance suite ;-) USB3 devices must still
>> comply with HS/FS/LS.
>
> No HS compliance suite. Lecroy Compliance Suite are only used for
> link test and PD test. I attached the test items for compliance test.
hmm, maybe they dropped it over the years. I remember using their suite
for this very reason. Oh well.
--
balbi
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next prev parent reply other threads:[~2020-05-18 8:21 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-26 13:07 [PATCH 1/1] usb: cdns3: ep0: delete the redundant status stage Peter Chen
2020-05-05 7:49 ` Felipe Balbi
[not found] ` <CAL411-q4euWFrJ5Sp+tocBEsXXYkviQXt_pz_SyHHC=ELNf_sQ@mail.gmail.com>
2020-05-15 9:35 ` Felipe Balbi
2020-05-18 3:49 ` Peter Chen
2020-05-18 4:36 ` Pawel Laszczak
2020-05-18 6:14 ` Peter Chen
2020-05-18 8:30 ` Pawel Laszczak
2020-05-18 11:21 ` Peter Chen
2020-05-18 8:21 ` Felipe Balbi [this message]
2020-05-19 4:20 ` Pawel Laszczak
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