Devicetree
 help / color / mirror / Atom feed
From: Andy Shevchenko <andriy.shevchenko@intel.com>
To: Amit Barzilai <amit.barzilai22@gmail.com>
Cc: Javier Martinez Canillas <javierm@redhat.com>,
	David Airlie <airlied@gmail.com>, Simona Vetter <simona@ffwll.ch>,
	Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
	Maxime Ripard <mripard@kernel.org>,
	Thomas Zimmermann <tzimmermann@suse.de>,
	Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Fabio Piparo <holofermes@gmail.com>,
	dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH v4 4/6] drm/ssd130x: Replace positional ssd130x_spi_id[] initialization with C99
Date: Tue, 18 Aug 2026 11:40:53 +0300	[thread overview]
Message-ID: <aoQalR40NMFSg8zS@ashevche-desk.local> (raw)
In-Reply-To: <20260818080626.30430-5-amit.barzilai22@gmail.com>

On Tue, Aug 18, 2026 at 11:06:24AM +0300, Amit Barzilai wrote:
> ssd130x_spi_id[] is initialized with positional initializers, which
> easily create easy-to-miss bugs when changing the members of the target
> struct (struct spi_device_id in this example).
> 
> Change this to C99 initializers to guarantee each member is initialized
> with the correct value.

Reviewed-by: Andy Shevchenko <andriy.shevchenko@intel.com>

...

>  static const struct spi_device_id ssd130x_spi_id[] = {
>  	/* ssd130x family */
> +	{ .name = "sh1106", .driver_data = SH1106_ID },

Hmm... Is the comment correct for sh1106?

>  	/* ssd132x family */
>  	/* ssd133x family */

Overall, what do these comment bring us? Are those families have something in
common? Because the driver data is unique for each device, so I assume it's not
that compatible inside even the same families.

TL;DR: Perhaps simply drop those comments for once?

-- 
With Best Regards,
Andy Shevchenko



  reply	other threads:[~2026-08-18  8:41 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-18  8:06 [PATCH v4 0/6] drm/ssd130x: Add support for the Solomon SSD1351 OLED controller Amit Barzilai
2026-08-18  8:06 ` [PATCH v4 1/6] dt-bindings: display: Add " Amit Barzilai
2026-08-18  8:06 ` [PATCH v4 2/6] drm/ssd130x: Change SSD133X color format to RGB565 from RGB332 Amit Barzilai
2026-08-18  8:18   ` sashiko-bot
2026-08-18  8:36   ` Andy Shevchenko
2026-08-18  8:06 ` [PATCH v4 3/6] drm/ssd130x: Constify ssd130x_write_data() 'values' parameter Amit Barzilai
2026-08-18  8:37   ` Andy Shevchenko
2026-08-18  8:06 ` [PATCH v4 4/6] drm/ssd130x: Replace positional ssd130x_spi_id[] initialization with C99 Amit Barzilai
2026-08-18  8:40   ` Andy Shevchenko [this message]
2026-08-18  8:06 ` [PATCH v4 5/6] drm/ssd130x: Implement ssd130x_write_cmd() on top of ssd130x_write_cmds() Amit Barzilai
2026-08-18  8:43   ` Andy Shevchenko
2026-08-18  8:06 ` [PATCH v4 6/6] drm/ssd130x: Add SSD135X_FAMILY and SSD1351 support Amit Barzilai
2026-08-18  8:24   ` sashiko-bot
2026-08-18  8:55   ` Andy Shevchenko

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=aoQalR40NMFSg8zS@ashevche-desk.local \
    --to=andriy.shevchenko@intel.com \
    --cc=airlied@gmail.com \
    --cc=amit.barzilai22@gmail.com \
    --cc=conor+dt@kernel.org \
    --cc=devicetree@vger.kernel.org \
    --cc=dri-devel@lists.freedesktop.org \
    --cc=holofermes@gmail.com \
    --cc=javierm@redhat.com \
    --cc=krzk+dt@kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=maarten.lankhorst@linux.intel.com \
    --cc=mripard@kernel.org \
    --cc=robh@kernel.org \
    --cc=simona@ffwll.ch \
    --cc=tzimmermann@suse.de \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox