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client-ip=165.204.84.17; helo=SATLEXMB04.amd.com; Received: from SATLEXMB04.amd.com (165.204.84.17) by DM6NAM11FT003.mail.protection.outlook.com (10.13.173.162) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.4331.21 via Frontend Transport; Fri, 16 Jul 2021 14:53:46 +0000 Received: from SATLEXMB04.amd.com (10.181.40.145) by SATLEXMB04.amd.com (10.181.40.145) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2242.4; Fri, 16 Jul 2021 09:53:45 -0500 Received: from LinuxHost.amd.com (10.180.168.240) by SATLEXMB04.amd.com (10.181.40.145) with Microsoft SMTP Server id 15.1.2242.4 via Frontend Transport; Fri, 16 Jul 2021 09:53:37 -0500 From: Vijendar Mukunda To: , Subject: [PATCH V2 11/12] ASoC: amd: add vangogh i2s dma driver pm ops Date: Fri, 16 Jul 2021 20:38:08 +0530 Message-ID: <20210716150809.21450-12-vijendar.mukunda@amd.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210716150809.21450-1-vijendar.mukunda@amd.com> References: <20210716150809.21450-1-vijendar.mukunda@amd.com> MIME-Version: 1.0 X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 2ca4dd42-9139-4677-6462-08d94869839f X-MS-TrafficTypeDiagnostic: MWHPR12MB1550: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:346; 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CAT:NONE; SFS:(4636009)(396003)(376002)(346002)(136003)(39860400002)(46966006)(36840700001)(86362001)(36756003)(2616005)(82310400003)(426003)(81166007)(5660300002)(54906003)(1076003)(83380400001)(316002)(186003)(44832011)(2906002)(26005)(478600001)(110136005)(4326008)(82740400003)(8936002)(336012)(47076005)(7696005)(356005)(36860700001)(70206006)(6666004)(8676002)(70586007)(36900700001); DIR:OUT; SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 16 Jul 2021 14:53:46.5653 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 2ca4dd42-9139-4677-6462-08d94869839f X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d; Ip=[165.204.84.17]; Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: DM6NAM11FT003.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: MWHPR12MB1550 Cc: Sunil-kumar.Dommati@amd.com, Liam Girdwood , open list , Takashi Iwai , Vijendar Mukunda , Alexander.Deucher@amd.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" Add Vangogh i2s dma driver pm ops Signed-off-by: Vijendar Mukunda --- v1 ->v2: use PM Macros --- sound/soc/amd/vangogh/acp5x-pcm-dma.c | 90 +++++++++++++++++++++++++++ 1 file changed, 90 insertions(+) diff --git a/sound/soc/amd/vangogh/acp5x-pcm-dma.c b/sound/soc/amd/vangogh/acp5x-pcm-dma.c index a2bd53dc86b9..260b6ae0fb2f 100644 --- a/sound/soc/amd/vangogh/acp5x-pcm-dma.c +++ b/sound/soc/amd/vangogh/acp5x-pcm-dma.c @@ -8,6 +8,7 @@ #include #include #include +#include #include #include #include @@ -417,13 +418,102 @@ static int acp5x_audio_probe(struct platform_device *pdev) dev_err(&pdev->dev, "ACP5x I2S IRQ request failed\n"); return -ENODEV; } + pm_runtime_set_autosuspend_delay(&pdev->dev, 2000); + pm_runtime_use_autosuspend(&pdev->dev); + pm_runtime_enable(&pdev->dev); + pm_runtime_allow(&pdev->dev); return 0; } +static int acp5x_audio_remove(struct platform_device *pdev) +{ + pm_runtime_disable(&pdev->dev); + return 0; +} + +static int acp5x_pcm_resume(struct device *dev) +{ + struct i2s_dev_data *adata; + u32 val, reg_val, frmt_val; + + reg_val = 0; + frmt_val = 0; + adata = dev_get_drvdata(dev); + + if (adata->play_stream && adata->play_stream->runtime) { + struct i2s_stream_instance *rtd = + adata->play_stream->runtime->private_data; + config_acp5x_dma(rtd, SNDRV_PCM_STREAM_PLAYBACK); + switch (rtd->i2s_instance) { + case I2S_HS_INSTANCE: + reg_val = ACP_HSTDM_ITER; + frmt_val = ACP_HSTDM_TXFRMT; + break; + case I2S_SP_INSTANCE: + default: + reg_val = ACP_I2STDM_ITER; + frmt_val = ACP_I2STDM_TXFRMT; + } + acp_writel((rtd->xfer_resolution << 3), + rtd->acp5x_base + reg_val); + } + + if (adata->capture_stream && adata->capture_stream->runtime) { + struct i2s_stream_instance *rtd = + adata->capture_stream->runtime->private_data; + config_acp5x_dma(rtd, SNDRV_PCM_STREAM_CAPTURE); + switch (rtd->i2s_instance) { + case I2S_HS_INSTANCE: + reg_val = ACP_HSTDM_IRER; + frmt_val = ACP_HSTDM_RXFRMT; + break; + case I2S_SP_INSTANCE: + default: + reg_val = ACP_I2STDM_IRER; + frmt_val = ACP_I2STDM_RXFRMT; + } + acp_writel((rtd->xfer_resolution << 3), + rtd->acp5x_base + reg_val); + } + if (adata->tdm_mode == TDM_ENABLE) { + acp_writel(adata->tdm_fmt, adata->acp5x_base + frmt_val); + val = acp_readl(adata->acp5x_base + reg_val); + acp_writel(val | 0x2, adata->acp5x_base + reg_val); + } + acp_writel(1, adata->acp5x_base + ACP_EXTERNAL_INTR_ENB); + return 0; +} + +static int acp5x_pcm_suspend(struct device *dev) +{ + struct i2s_dev_data *adata; + + adata = dev_get_drvdata(dev); + acp_writel(0, adata->acp5x_base + ACP_EXTERNAL_INTR_ENB); + return 0; +} + +static int acp5x_pcm_runtime_resume(struct device *dev) +{ + struct i2s_dev_data *adata; + + adata = dev_get_drvdata(dev); + acp_writel(1, adata->acp5x_base + ACP_EXTERNAL_INTR_ENB); + return 0; +} + +static const struct dev_pm_ops acp5x_pm_ops = { + SET_RUNTIME_PM_OPS(acp5x_pcm_suspend, + acp5x_pcm_runtime_resume, NULL) + SET_SYSTEM_SLEEP_PM_OPS(acp5x_pcm_suspend, acp5x_pcm_resume) +}; + static struct platform_driver acp5x_dma_driver = { .probe = acp5x_audio_probe, + .remove = acp5x_audio_remove, .driver = { .name = "acp5x_i2s_dma", + .pm = &acp5x_pm_ops, }, };