From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 7EE7BC00528 for ; Tue, 25 Jul 2023 06:49:38 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4R971Y1QRpz3dW8 for ; Tue, 25 Jul 2023 16:49:37 +1000 (AEST) Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nxp.com (client-ip=92.121.34.13; helo=inva020.nxp.com; envelope-from=shengjiu.wang@nxp.com; receiver=lists.ozlabs.org) Received: from inva020.nxp.com (inva020.nxp.com [92.121.34.13]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4R96xw0tV3z3c4m for ; Tue, 25 Jul 2023 16:46:28 +1000 (AEST) Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 966991A1629; Tue, 25 Jul 2023 08:46:25 +0200 (CEST) Received: from aprdc01srsp001v.ap-rdc01.nxp.com (aprdc01srsp001v.ap-rdc01.nxp.com [165.114.16.16]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 5E4921A1618; Tue, 25 Jul 2023 08:46:25 +0200 (CEST) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id 799B01802183; Tue, 25 Jul 2023 14:46:23 +0800 (+08) From: Shengjiu Wang To: hverkuil@xs4all.nl, sakari.ailus@iki.fi, tfiga@chromium.org, m.szyprowski@samsung.com, mchehab@kernel.org, linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, shengjiu.wang@gmail.com, Xiubo.Lee@gmail.com, festevam@gmail.com, nicoleotsuka@gmail.com, lgirdwood@gmail.com, broonie@kernel.org, perex@perex.cz, tiwai@suse.com, alsa-devel@alsa-project.org, linuxppc-dev@lists.ozlabs.org Subject: [RFC PATCH v2 6/7] ASoC: fsl_asrc: register m2m platform device Date: Tue, 25 Jul 2023 14:12:19 +0800 Message-Id: <1690265540-25999-7-git-send-email-shengjiu.wang@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1690265540-25999-1-git-send-email-shengjiu.wang@nxp.com> References: <1690265540-25999-1-git-send-email-shengjiu.wang@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Register m2m platform device, that user can use M2M feature. Signed-off-by: Shengjiu Wang --- include/sound/fsl_asrc_common.h | 2 ++ sound/soc/fsl/fsl_asrc.c | 12 ++++++++++++ 2 files changed, 14 insertions(+) diff --git a/include/sound/fsl_asrc_common.h b/include/sound/fsl_asrc_common.h index 191302711ea6..0f3effa42308 100644 --- a/include/sound/fsl_asrc_common.h +++ b/include/sound/fsl_asrc_common.h @@ -69,6 +69,7 @@ struct fsl_asrc_pair { * @dma_params_rx: DMA parameters for receive channel * @dma_params_tx: DMA parameters for transmit channel * @pdev: platform device pointer + * @m2m_pdev: m2m platform device pointer * @regmap: regmap handler * @paddr: physical address to the base address of registers * @mem_clk: clock source to access register @@ -102,6 +103,7 @@ struct fsl_asrc { struct snd_dmaengine_dai_dma_data dma_params_rx; struct snd_dmaengine_dai_dma_data dma_params_tx; struct platform_device *pdev; + struct platform_device *m2m_pdev; struct regmap *regmap; unsigned long paddr; struct clk *mem_clk; diff --git a/sound/soc/fsl/fsl_asrc.c b/sound/soc/fsl/fsl_asrc.c index 30190ccb74e7..0d1dfa30271e 100644 --- a/sound/soc/fsl/fsl_asrc.c +++ b/sound/soc/fsl/fsl_asrc.c @@ -1198,6 +1198,7 @@ static int fsl_asrc_runtime_suspend(struct device *dev); static int fsl_asrc_probe(struct platform_device *pdev) { struct device_node *np = pdev->dev.of_node; + struct fsl_asrc_m2m_pdata m2m_pdata; struct fsl_asrc_priv *asrc_priv; struct fsl_asrc *asrc; struct resource *res; @@ -1380,6 +1381,12 @@ static int fsl_asrc_probe(struct platform_device *pdev) goto err_pm_get_sync; } + m2m_pdata.asrc = asrc; + asrc->m2m_pdev = platform_device_register_data(&pdev->dev, + "fsl_asrc_m2m", + PLATFORM_DEVID_AUTO, + &m2m_pdata, + sizeof(m2m_pdata)); return 0; err_pm_get_sync: @@ -1392,6 +1399,11 @@ static int fsl_asrc_probe(struct platform_device *pdev) static void fsl_asrc_remove(struct platform_device *pdev) { + struct fsl_asrc *asrc = dev_get_drvdata(&pdev->dev); + + if (asrc->m2m_pdev && !IS_ERR(asrc->m2m_pdev)) + platform_device_unregister(asrc->m2m_pdev); + pm_runtime_disable(&pdev->dev); if (!pm_runtime_status_suspended(&pdev->dev)) fsl_asrc_runtime_suspend(&pdev->dev); -- 2.34.1