linux-kernel - Re: [PATCH] Documentation/i2c: sync docs with current state of i2c-tools.

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Message-ID: <20180413204937.440437e9@endymion>
Date:   Fri, 13 Apr 2018 20:49:37 +0200
From:   Jean Delvare <jdelvare@...e.de>
To:     Sam Hansen <hansens@...gle.com>
Cc:     Wolfram Sang <wsa@...-dreams.de>, linux-i2c@...r.kernel.org,
        corbet@....net, linux-doc@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Documentation/i2c: sync docs with current state of
 i2c-tools.

On Fri, 13 Apr 2018 09:02:03 -0700, Sam Hansen wrote:
> On Fri, Apr 13, 2018 at 5:13 AM, Jean Delvare <jdelvare@...e.de> wrote:
> > On Fri, 13 Apr 2018 00:24:57 +0200, Wolfram Sang wrote:  
> >> On Thu, Apr 12, 2018 at 02:33:42PM -0700, Sam Hansen wrote:  
> >> > -  Not meant to be called  directly; instead, use the access functions
> >> > -  below.
> >> > +  If possible, use the provided i2c_smbus_* methods described below in favor
> >> > +  of issuing direct ioctls.  
> >>
> >> Why this change?  
> >
> > I'm also not sure if "in favor of" is right. "instead of" would sound
> > better to me, but I'm no native English speaker, I could be wrong.  
> 
> Sounds good, I'll adopt "instead of".  Regarding Wolfram's earlier
> comment, as an engineer, requiring an out-of-tree library to build
> drivers felt a little off.  I can revert this section if you want,
> just let me know.

The i2c dev interface, and the overlaying library, are used by
user-space applications. This has nothing to do with "building
drivers", and makes your "out-of-tree" objection irrelevant. I doubt
libi2c is the only user-space library building on top of a kernel
interface.

-- 
Jean Delvare
SUSE L3 Support