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Fri, 19 Nov 2021 11:49:46 +0100 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 76224100034; Fri, 19 Nov 2021 11:49:46 +0100 (CET) Received: from Webmail-eu.st.com (sfhdag2node2.st.com [10.75.127.5]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 6D77F2248C3; Fri, 19 Nov 2021 11:49:46 +0100 (CET) Received: from localhost (10.75.127.46) by SFHDAG2NODE2.st.com (10.75.127.5) with Microsoft SMTP Server (TLS) id 15.0.1497.26; Fri, 19 Nov 2021 11:49:45 +0100 From: Olivier Moysan To: Alexandre Torgue , Arnaud Pouliquen , Jaroslav Kysela , Liam Girdwood , Mark Brown , Maxime Coquelin , Olivier Moysan , Takashi Iwai Subject: [PATCH v2 1/3] ASoC: stm32: i2s: add pm_runtime support Date: Fri, 19 Nov 2021 11:47:50 +0100 Message-ID: <20211119104752.13564-2-olivier.moysan@foss.st.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20211119104752.13564-1-olivier.moysan@foss.st.com> References: <20211119104752.13564-1-olivier.moysan@foss.st.com> MIME-Version: 1.0 X-Originating-IP: [10.75.127.46] X-ClientProxiedBy: SFHDAG1NODE3.st.com (10.75.127.3) To SFHDAG2NODE2.st.com (10.75.127.5) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.790,Hydra:6.0.425,FMLib:17.0.607.475 definitions=2021-11-19_08,2021-11-17_01,2020-04-07_01 Cc: alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" Enable support of pm_runtime on STM32 I2S driver to allow I2S power state monitoring. Signed-off-by: Olivier Moysan --- sound/soc/stm/stm32_i2s.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/sound/soc/stm/stm32_i2s.c b/sound/soc/stm/stm32_i2s.c index 6254bacad6eb..68c5de040df8 100644 --- a/sound/soc/stm/stm32_i2s.c +++ b/sound/soc/stm/stm32_i2s.c @@ -13,6 +13,7 @@ #include #include #include +#include #include #include #include @@ -1113,6 +1114,7 @@ static int stm32_i2s_remove(struct platform_device *pdev) { snd_dmaengine_pcm_unregister(&pdev->dev); snd_soc_unregister_component(&pdev->dev); + pm_runtime_disable(&pdev->dev); return 0; } @@ -1150,6 +1152,8 @@ static int stm32_i2s_probe(struct platform_device *pdev) return PTR_ERR(i2s->regmap); } + pm_runtime_enable(&pdev->dev); + ret = snd_dmaengine_pcm_register(&pdev->dev, &stm32_i2s_pcm_config, 0); if (ret) { if (ret != -EPROBE_DEFER)