Re: [PATCH 1/1] usb: cdns3: ep0: delete the redundant status stage

[Felipe Balbi <balbi@kernel.org>]

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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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