From: Vijendar Mukunda <vijendar.mukunda@amd.com>
To: <broonie@kernel.org>, <alsa-devel@alsa-project.org>
Cc: <Alexander.Deucher@amd.com>, <Sunil-kumar.Dommati@amd.com>,
<krisman@collabora.com>,
Vijendar Mukunda <vijendar.mukunda@amd.com>,
Vijendar Mukunda <Vijendar.Mukunda@amd.com>,
Liam Girdwood <lgirdwood@gmail.com>,
Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.com>,
open list <linux-kernel@vger.kernel.org>
Subject: [PATCH V3 11/12] ASoC: amd: add vangogh i2s dma driver pm ops
Date: Mon, 19 Jul 2021 22:21:39 +0530 [thread overview]
Message-ID: <20210719165140.16143-12-vijendar.mukunda@amd.com> (raw)
In-Reply-To: <20210719165140.16143-1-vijendar.mukunda@amd.com>
Add Vangogh i2s dma driver pm ops
Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@amd.com>
---
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 <linux/module.h>
#include <linux/err.h>
#include <linux/io.h>
+#include <linux/pm_runtime.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
@@ -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,
},
};
--
2.17.1
next prev parent reply other threads:[~2021-07-19 18:24 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20210719165140.16143-1-vijendar.mukunda@amd.com>
2021-07-19 16:51 ` [PATCH V3 01/12] ASoC: amd: add Vangogh ACP5x IP register header Vijendar Mukunda
2021-07-19 16:51 ` [PATCH V3 02/12] ASoC: amd: add Vangogh ACP PCI driver Vijendar Mukunda
2021-07-19 16:51 ` [PATCH V3 03/12] ASoc: amd: add acp5x init/de-init functions Vijendar Mukunda
2021-07-19 16:51 ` [PATCH V3 04/12] ASoC: amd: create acp5x platform devices Vijendar Mukunda
2021-07-19 18:07 ` Pierre-Louis Bossart
2021-07-19 19:17 ` Mukunda,Vijendar
2021-07-19 16:51 ` [PATCH V3 05/12] ASoC: amd: add ACP5x PCM platform driver Vijendar Mukunda
2021-07-19 18:09 ` Pierre-Louis Bossart
2021-07-19 19:05 ` Mukunda,Vijendar
2021-07-19 16:51 ` [PATCH V3 06/12] ASoC: amd: irq handler changes for ACP5x PCM dma driver Vijendar Mukunda
2021-07-19 18:11 ` Pierre-Louis Bossart
2021-07-19 19:08 ` Mukunda,Vijendar
2021-07-19 16:51 ` [PATCH V3 07/12] ASoC: amd: add ACP5x pcm dma driver ops Vijendar Mukunda
2021-07-19 16:51 ` [PATCH V3 08/12] ASoC: amd: add vangogh i2s controller driver Vijendar Mukunda
2021-07-19 16:51 ` [PATCH V3 09/12] ASoC: amd: add vangogh i2s dai driver ops Vijendar Mukunda
2021-07-19 16:51 ` [PATCH V3 10/12] ASoC: amd: add vangogh pci driver pm ops Vijendar Mukunda
2021-07-19 16:51 ` Vijendar Mukunda [this message]
2021-07-19 18:13 ` [PATCH V3 11/12] ASoC: amd: add vangogh i2s dma " Pierre-Louis Bossart
2021-07-19 19:19 ` Mukunda,Vijendar
2021-07-19 16:51 ` [PATCH V3 12/12] ASoC: amd: enable vangogh acp5x driver build Vijendar Mukunda
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