linux-kernel - Re: [PATCH 32/34] ASoC: remove incorrect of_match_ptr/ACPI

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Date: Wed, 3 Apr 2024 11:06:28 +0200
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Arnd Bergmann <arnd@...nel.org>, linux-kernel@...r.kernel.org,
 Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>,
 Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>,
 Claudiu Beznea <claudiu.beznea@...on.dev>,
 Nicolas Ferre <nicolas.ferre@...rochip.com>,
 Alexandre Belloni <alexandre.belloni@...tlin.com>,
 Oder Chiou <oder_chiou@...ltek.com>,
 Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
 Banajit Goswami <bgoswami@...cinc.com>,
 Sylwester Nawrocki <s.nawrocki@...sung.com>
Cc: Arnd Bergmann <arnd@...db.de>, Alper Nebi Yasak
 <alpernebiyasak@...il.com>,
 Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>,
 Akihiko Odaki <akihiko.odaki@...nix.com>,
 Linus Walleij <linus.walleij@...aro.org>,
 Yinchuan Guo <guoych37@...l2.sysu.edu.cn>,
 Uwe Kleine-König <u.kleine-koenig@...gutronix.de>,
 Rob Herring <robh@...nel.org>,
 AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
 linux-sound@...r.kernel.org, alsa-devel@...a-project.org,
 linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 32/34] ASoC: remove incorrect of_match_ptr/ACPI_PTR
 annotations

On 03/04/2024 10:06, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@...db.de>
> 
> When building with CONFIG_OF and/or CONFIG_ACPI disabled but W=1 extra
> warnings enabled, a lot of driver cause a warning about an unused
> ID table:
> 
> sound/soc/atmel/sam9x5_wm8731.c:187:34: error: unused variable 'sam9x5_wm8731_of_match' [-Werror,-Wunused-const-variable]
> sound/soc/codecs/rt5514-spi.c:496:34: error: unused variable 'rt5514_of_match' [-Werror,-Wunused-const-variable]
> sound/soc/samsung/aries_wm8994.c:524:34: error: unused variable 'samsung_wm8994_of_match' [-Werror,-Wunused-const-variable]
> 
> The fix is always to just remove the of_match_ptr() and ACPI_PTR() wrappers
> that remove the reference, rather than adding another #ifdef just for build
> testing for a configuration that doesn't matter in practice.
> 
> Signed-off-by: Arnd Bergmann <arnd@...db.de>
> ---
>  sound/soc/amd/acp3x-rt5682-max9836.c | 2 +-
>  sound/soc/atmel/sam9x5_wm8731.c      | 2 +-
>  sound/soc/codecs/rt5514-spi.c        | 2 +-
>  sound/soc/qcom/lpass-sc7280.c        | 2 +-
>  sound/soc/samsung/aries_wm8994.c     | 2 +-

I sent it already as well:
https://lore.kernel.org/all/20230310214333.274903-5-krzysztof.kozlowski@linaro.org/

and Mark did not pick it up, I guess for the same reason as SPI.

Best regards,
Krzysztof