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>,
"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 11/12] ASoc: amd: add vangogh i2s dma driver pm ops
Date: Wed, 7 Jul 2021 11:26:22 +0530 [thread overview]
Message-ID: <20210707055623.27371-12-vijendar.mukunda@amd.com> (raw)
In-Reply-To: <20210707055623.27371-1-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 | 84 +++++++++++++++++++++++++++
1 file changed, 84 insertions(+)
diff --git a/sound/soc/amd/vangogh/acp5x-pcm-dma.c b/sound/soc/amd/vangogh/acp5x-pcm-dma.c
index a4235cf33548..c90d9620e977 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>
@@ -419,19 +420,102 @@ 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_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_runtime_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 = {
+ .runtime_suspend = acp5x_pcm_runtime_suspend,
+ .runtime_resume = acp5x_pcm_runtime_resume,
+ .resume = acp5x_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:[~2021-07-07 5:42 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20210707055623.27371-1-vijendar.mukunda@amd.com>
2021-07-07 5:56 ` [PATCH 01/12] ASoC: amd: add Vangogh ACP5x IP register header Vijendar Mukunda
2021-07-07 5:56 ` [PATCH 02/12] ASoC: amd: add Vangogh ACP PCI driver Vijendar Mukunda
2021-07-07 16:17 ` Mark Brown
2021-07-08 14:07 ` Mukunda,Vijendar
2021-07-07 5:56 ` [PATCH 03/12] add acp5x init/de-init functions Vijendar Mukunda
2021-07-07 16:15 ` Pierre-Louis Bossart
2021-07-08 13:30 ` Mukunda,Vijendar
2021-07-07 5:56 ` [PATCH 04/12] ASoC: amd: create acp5x platform devices Vijendar Mukunda
2021-07-07 16:22 ` Mark Brown
2021-07-08 15:02 ` Mukunda,Vijendar
2021-07-07 5:56 ` [PATCH 05/12] ASoC: amd: add ACP5x PCM platform driver Vijendar Mukunda
2021-07-07 16:17 ` Pierre-Louis Bossart
2021-07-08 13:31 ` Mukunda,Vijendar
2021-07-07 16:24 ` Mark Brown
2021-07-08 11:57 ` Mukunda,Vijendar
2021-07-07 5:56 ` [PATCH 06/12] ASoC: amd: irq handler changes for ACP5x PCM dma driver Vijendar Mukunda
2021-07-07 16:20 ` Pierre-Louis Bossart
2021-07-08 13:32 ` Mukunda,Vijendar
2021-07-07 5:56 ` [PATCH 07/12] ASoC: amd: add ACP5x pcm dma driver ops Vijendar Mukunda
2021-07-07 16:27 ` Pierre-Louis Bossart
2021-07-08 11:56 ` Mukunda,Vijendar
2021-07-07 16:30 ` Mark Brown
2021-07-08 11:43 ` Mukunda,Vijendar
2021-07-07 5:56 ` [PATCH 08/12] ASoC: amd: add vangogh i2s controller driver Vijendar Mukunda
2021-07-07 5:56 ` [PATCH 09/12] ASoC: amd: add vangogh i2s dai driver ops Vijendar Mukunda
2021-07-07 16:35 ` Mark Brown
2021-07-08 11:30 ` Mukunda,Vijendar
2021-07-07 5:56 ` [PATCH 10/12] ASoC: amd: add vangogh pci driver pm ops Vijendar Mukunda
2021-07-07 16:34 ` Pierre-Louis Bossart
2021-07-08 11:41 ` Mukunda,Vijendar
2021-07-13 6:36 ` Mukunda,Vijendar
2021-07-14 16:23 ` Mark Brown
2021-07-15 23:49 ` Mukunda,Vijendar
2021-07-07 5:56 ` Vijendar Mukunda [this message]
2021-07-07 5:56 ` [PATCH 12/12] ASoC: amd: enable vangogh acp5x driver build Vijendar Mukunda
2021-07-07 9:00 ` kernel test robot
2021-07-08 14:08 ` Mukunda,Vijendar
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20210707055623.27371-12-vijendar.mukunda@amd.com \
--to=vijendar.mukunda@amd.com \
--cc=Alexander.Deucher@amd.com \
--cc=Sunil-kumar.Dommati@amd.com \
--cc=alsa-devel@alsa-project.org \
--cc=broonie@kernel.org \
--cc=lgirdwood@gmail.com \
--cc=linux-kernel@vger.kernel.org \
--cc=perex@perex.cz \
--cc=tiwai@suse.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).