linux-kernel - Re: [PATCH 5/5] docs: ABI: auxdisplay: document linedisp library sysfs attributes

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Message-ID: <582C642B-6E20-4E01-9477-8DE9A134D49B@gmail.com>
Date: Tue, 02 Sep 2025 13:42:31 -0400
From: Jean-François Lessard <jefflessard3@...il.com>
To: Andy Shevchenko <andriy.shevchenko@...el.com>
CC: Andy Shevchenko <andy@...nel.org>, Geert Uytterhoeven <geert@...ux-m68k.org>,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH 5/5] docs: ABI: auxdisplay: document linedisp library sysfs attributes

Le 2 septembre 2025 06 h 59 min 38 s HAE, Andy Shevchenko <andriy.shevchenko@...el.com> a écrit :
>On Sun, Aug 31, 2025 at 10:00:29PM -0400, Jean-François Lessard wrote:
>> Add ABI documentation for sysfs attributes provided by the line-display
>> auxdisplay library module. These attributes enable text message display and
>> configuration on character-based auxdisplay devices.
>> 
>> Documents previously undocumented attributes:
>> - message, scroll_step_ms (introduced in v5.16)
>> - map_seg7, map_seg14 (introduced in v6.9)
>> 
>> Documents newly added attribute:
>> - num_chars (targeted for v6.18)
>> 
>> The line-display library is used by multiple auxdisplay drivers and
>> can expose these attributes either on linedisp.N child devices or
>> directly on parent auxdisplay devices.
>
>Can you split to two? Document undocumented but existing ones (as the first
>patch in the series) and only add a num_chars when it's implemented?
>

Acknowledged. I will document the existing attributes in first patch of the
series and then document the new num_chars attribute within the num_chars patch
itself.