linux-kernel - Re: [RFC PATCH 17/22] thunderbolt: Add initial support for USB4

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Date:   Tue, 01 Oct 2019 18:27:42 +0200
From:   Oliver Neukum <oneukum@...e.com>
To:     Mika Westerberg <mika.westerberg@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Anthony Wong <anthony.wong@...onical.com>,
        Mario.Limonciello@...l.com,
        Andreas Noever <andreas.noever@...il.com>,
        Yehezkel Bernat <YehezkelShB@...il.com>,
        Michael Jamet <michael.jamet@...el.com>,
        Rajmohan Mani <rajmohan.mani@...el.com>,
        Nicholas Johnson <nicholas.johnson-opensource@...look.com.au>,
        Alan Stern <stern@...land.harvard.edu>,
        linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org,
        Lukas Wunner <lukas@...ner.de>
Subject: Re: [RFC PATCH 17/22] thunderbolt: Add initial support for USB4

Am Dienstag, den 01.10.2019, 18:07 +0300 schrieb Mika Westerberg:

Hi,

> OK, but does that break existing .configs? I mean if you have already
> CONFIG_THUNDERBOLT in your .config/defconfig does it now just get
> dropped silently?

People will have to look at this new stuff anyway.

> For example firewire has CONFIG_FIREWIRE even though the "standard" name
> is IEEE 1394. I was thinking maybe we can do the same for
> USB4/Thunderbolt

USB and Thunderbolt used to be distinct protocols. Whereas Firewire
was just a colloquial name for IEEE1394. Please be wordy here.
"Unified support for USB4 and Thunderbolt4"

	Regards
		Oliver