linux-kernel - Re: [PATCH 2/2] w1: w1_therm: Add support for GXCAS GX20MH01 device.

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Message-ID: <20201007135934.4b6e598e@coco.lan>
Date:   Wed, 7 Oct 2020 13:59:34 +0200
From:   Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Ivan Zaentsev <ivan.zaentsev@...enboard.ru>,
        Evgeniy Polyakov <zbr@...emap.net>,
        Jonathan Corbet <corbet@....net>,
        Akira Shimahara <akira215corp@...il.com>,
        Dan Carpenter <dan.carpenter@...cle.com>,
        Colin Ian King <colin.king@...onical.com>,
        linux-kernel@...r.kernel.org, linux-doc@...r.kernel.org,
        Evgeny Boger <boger@...enboard.com>
Subject: Re: [PATCH 2/2] w1: w1_therm: Add support for GXCAS GX20MH01
 device.

Em Wed, 7 Oct 2020 13:43:59 +0200
Greg Kroah-Hartman <gregkh@...uxfoundation.org> escreveu:

> On Wed, Oct 07, 2020 at 01:05:49PM +0200, Mauro Carvalho Chehab wrote:
> > Em Wed, 7 Oct 2020 11:06:19 +0200
> > Greg Kroah-Hartman <gregkh@...uxfoundation.org> escreveu:
> >   
> > > On Wed, Oct 07, 2020 at 10:57:02AM +0200, Mauro Carvalho Chehab wrote:  
> > > > Em Wed, 7 Oct 2020 10:32:27 +0300
> > > > Ivan Zaentsev <ivan.zaentsev@...enboard.ru> escreveu:
> > > >     
> > > > > Tuesday, October 6, 2020, 4:19:15 PM, Mauro Carvalho Chehab wrote:
> > > > >     
> > > > > >> diff --git a/Documentation/w1/slaves/w1_therm.rst b/Documentation/w1/slaves/w1_therm.rst
> > > > > >> index f1148181f53e..00376501a5ef 100644
> > > > > >> --- a/Documentation/w1/slaves/w1_therm.rst
> > > > > >> +++ b/Documentation/w1/slaves/w1_therm.rst      
> > > > >     
> > > > > >>  
> > > > > >> @@ -130,4 +131,12 @@ conversion and temperature reads 85.00 (powerup value) or 127.94 (insufficient
> > > > > >>  power), the driver returns a conversion error. Bit mask ``2`` enables poll for
> > > > > >>  conversion completion (normal power only) by generating read cycles on the bus
> > > > > >>  after conversion starts. In parasite power mode this feature is not available.
> > > > > >> -Feature bit masks may be combined (OR).
> > > > > >> +Feature bit masks may be combined (OR). See accompanying sysfs documentation:
> > > > > >> +:ref:`Documentation/w1/slaves/w1_therm.rst <w1_therm>`
> > > > > >> +      
> > > > >     
> > > > > > As warned by Sphinx, this cross-reference is broken:      
> > > > >     
> > > > > >         .../Documentation/w1/slaves/w1_therm.rst:125: WARNING:
> > > > > > undefined label: w1_therm (if the link has no caption the label must precede a section header)      
> > > > > 
> > > > > Would this be ok?    
> > > > 
> > > > Yeah, sure!
> > > >     
> > > > > 
> > > > > "More details in Documentation/ABI/testing/sysfs-driver-w1_therm"
> > > > >     
> > > > > > Not sure what you wanted to point here.      
> > > > > 
> > > > > A link to a driver's sysfs interface, but sysfs docs are text
> > > > > files and seem to not be included in Sphynx Docs.    
> > > > 
> > > > I sent upstream sometime ago a patch series adding ABI to Sphinx, but I 
> > > > was not merged, not sure why:
> > > > 
> > > > 	https://git.linuxtv.org/mchehab/experimental.git/log/?h=abi_patches_v5.6    
> > > 
> > > I think the raft of different patches floating around at the time made
> > > me totally confused as to what was, and was not, the latest versions.  
> > 
> > Yeah, there were lots of patches floating around that time.
> > 
> > I also recall that someone (Jeni?) asked if the best wouldn't be to
> > just convert the ABI files to ReST directly.
> >   
> > > I'll be glad to look at them again, if you want to rebase after 5.10-rc1
> > > is out and resend them, as I think this should be showing up in the
> > > documentation.  
> > 
> > Surely. I'll rebase them after 5.10-rc1 and re-submit. 
> > 
> > What strategy do you prefer? Keep the files with the same format as
> > today (allowing them to optionally have ReST markups) or to convert
> > them to .rst directly?
> > 
> > In the latter case, the best would be to apply it as early as possible
> > after 5.10-rc1, as it may cause conflicts with other patches being
> > submitted for 5.11.  
> 
> The existing format if at all possible, doing wholesale changes is a
> mess and wouldn't be recommended.

Yeah, merging it would indeed be a mess. At long term, though, it could 
be easier to maintain.

> I think you already fixed up the entries that had problems being parsed
> in the past, if not, we can resolve those as well.

Yes. The series start with fixes. I suspect several of them
(if not all) were already merged, but if anything is missing, I can fix 
at the upcoming rebased series.

Thanks,
Mauro