linux-kernel - RE: [RFC PATCH 01/22] thunderbolt: Introduce tb_switch_is

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Date:   Tue, 1 Oct 2019 13:36:49 +0000
From:   <Mario.Limonciello@...l.com>
To:     <mika.westerberg@...ux.intel.com>, <gregkh@...uxfoundation.org>
CC:     <linux-usb@...r.kernel.org>, <andreas.noever@...il.com>,
        <michael.jamet@...el.com>, <YehezkelShB@...il.com>,
        <rajmohan.mani@...el.com>,
        <nicholas.johnson-opensource@...look.com.au>, <lukas@...ner.de>,
        <stern@...land.harvard.edu>, <anthony.wong@...onical.com>,
        <linux-kernel@...r.kernel.org>
Subject: RE: [RFC PATCH 01/22] thunderbolt: Introduce tb_switch_is_icm()

> -----Original Message-----
> From: Mika Westerberg <mika.westerberg@...ux.intel.com>
> Sent: Tuesday, October 1, 2019 7:47 AM
> To: Greg Kroah-Hartman
> Cc: linux-usb@...r.kernel.org; Andreas Noever; Michael Jamet; Yehezkel Bernat;
> Rajmohan Mani; Nicholas Johnson; Lukas Wunner; Alan Stern; Limonciello, Mario;
> Anthony Wong; linux-kernel@...r.kernel.org
> Subject: Re: [RFC PATCH 01/22] thunderbolt: Introduce tb_switch_is_icm()
> 
> 
> [EXTERNAL EMAIL]
> 
> On Tue, Oct 01, 2019 at 02:10:05PM +0200, Greg Kroah-Hartman wrote:
> > On Tue, Oct 01, 2019 at 02:38:09PM +0300, Mika Westerberg wrote:
> > > We currently differentiate between SW CM and ICM by looking directly at
> >
> > You should spell out what "SW CM" and "ICM" means please :)
> 
> Indeed, sorry about that. I will spell them out in next version.
> 
> SW CM is Software Connection manager, essentially
> drivers/thunderbolt/tb.c.

In some of the documentation I've seen non-internal connection manager referred to
as ECM, which I guess is an external connection manager?  To be consistent with various
documentations maybe that would be better than "SW CM".

> 
> ICM is the Firmware Connection manager, essentially what is done in
> drivers/thunderbolt/icm.c. I think the I in ICM comes from Internal.