linux-kernel - Re: [PATCH] USB: announce bcdDevice as well as idVendor, idProduct.

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Message-ID: <20180324013405.GA230543@decatoncale.mtv.corp.google.com>
Date:   Fri, 23 Mar 2018 18:34:05 -0700
From:   Benson Leung <bleung@...omium.org>
To:     Andrew Chant <achant@...gle.com>
Cc:     Benson Leung <bleung@...omium.org>, gregkh@...uxfoundation.org,
        linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org,
        bleung@...gle.com
Subject: Re: [PATCH] USB: announce bcdDevice as well as idVendor, idProduct.

On Fri, Mar 23, 2018 at 06:08:07PM -0700, Andrew Chant wrote:
> >> +                "New USB device found, idVendor=%04x, idProduct=%04x, bcdDevice=%04x\n",
> > Can you please decode bcdDevice into a decimal string?
> >
> > lsusb -v does this (bcdDevice: 0.03 for example) and in my experience
> > it has generally matched up with how hardware manufacturers refer
> > to their firmware.
> 
> Nevermind, %x should show bcd properly.  looks fine.

I like the way lsusb -v does it better. Take a look at v2.

Thanks,
Benson

-- 
Benson Leung
Staff Software Engineer
Chrome OS Kernel
Google Inc.
bleung@...gle.com
Chromium OS Project
bleung@...omium.org

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