Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
Date:   Thu, 3 Dec 2020 14:36:55 -0800
From:   Nicolin Chen <nicoleotsuka@gmail.com>
To:     Arnd Bergmann <arnd@kernel.org>
Cc:     Timur Tabi <timur@kernel.org>, Xiubo Li <Xiubo.Lee@gmail.com>,
        Liam Girdwood <lgirdwood@gmail.com>,
        Mark Brown <broonie@kernel.org>,
        Jaroslav Kysela <perex@perex.cz>,
        Takashi Iwai <tiwai@suse.com>,
        Shengjiu Wang <shengjiu.wang@nxp.com>,
        Arnd Bergmann <arnd@arndb.de>,
        Fabio Estevam <festevam@gmail.com>,
        Shengjiu Wang <shengjiu.wang@gmail.com>,
        alsa-devel@alsa-project.org, linuxppc-dev@lists.ozlabs.org,
        linux-kernel@vger.kernel.org
Subject: Re: [PATCH] ASoC: fsl_aud2htx: mark PM functions as __maybe_unused
Message-ID: <20201203223654.GA10130@Asurada-Nvidia>
References: <20201203222900.1042578-1-arnd@kernel.org>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20201203222900.1042578-1-arnd@kernel.org>
User-Agent: Mutt/1.9.4 (2018-02-28)
Precedence: bulk

On Thu, Dec 03, 2020 at 11:28:47PM +0100, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@arndb.de>
> 
> When CONFIG_PM is disabled, we get a warning for unused functions:
> 
> sound/soc/fsl/fsl_aud2htx.c:261:12: error: unused function 'fsl_aud2htx_runtime_suspend' [-Werror,-Wunused-function]
> static int fsl_aud2htx_runtime_suspend(struct device *dev)
> sound/soc/fsl/fsl_aud2htx.c:271:12: error: unused function 'fsl_aud2htx_runtime_resume' [-Werror,-Wunused-function]
> static int fsl_aud2htx_runtime_resume(struct device *dev)
> 
> Mark these as __maybe_unused to avoid the warning without adding
> an #ifdef.
> 
> Fixes: 8a24c834c053 ("ASoC: fsl_aud2htx: Add aud2htx module driver")
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>

Acked-by: Nicolin Chen <nicoleotsuka@gmail.com>