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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>,
	"Liam Girdwood" <lgirdwood@gmail.com>,
	Jaroslav Kysela <perex@perex.cz>, "Takashi Iwai" <tiwai@suse.com>,
	open list <linux-kernel@vger.kernel.org>
Subject: [PATCH v4 10/12] ASoC: amd: add vangogh pci driver pm ops
Date: Tue, 20 Jul 2021 22:07:30 +0530	[thread overview]
Message-ID: <20210720163732.23003-11-Vijendar.Mukunda@amd.com> (raw)
In-Reply-To: <20210720163732.23003-1-Vijendar.Mukunda@amd.com>

Add Vangogh acp pci driver pm ops.

Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@amd.com>
---
 sound/soc/amd/vangogh/pci-acp5x.c | 45 +++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)

diff --git a/sound/soc/amd/vangogh/pci-acp5x.c b/sound/soc/amd/vangogh/pci-acp5x.c
index 25b42a37ad3a..a57b762d9f2e 100644
--- a/sound/soc/amd/vangogh/pci-acp5x.c
+++ b/sound/soc/amd/vangogh/pci-acp5x.c
@@ -10,6 +10,7 @@
 #include <linux/delay.h>
 #include <linux/platform_device.h>
 #include <linux/interrupt.h>
+#include <linux/pm_runtime.h>
 
 #include "acp5x.h"
 
@@ -226,6 +227,10 @@ static int snd_acp5x_probe(struct pci_dev *pci,
 	default:
 		dev_info(&pci->dev, "ACP audio mode : %d\n", val);
 	}
+	pm_runtime_set_autosuspend_delay(&pci->dev, 2000);
+	pm_runtime_use_autosuspend(&pci->dev);
+	pm_runtime_put_noidle(&pci->dev);
+	pm_runtime_allow(&pci->dev);
 	return 0;
 
 unregister_devs:
@@ -242,6 +247,41 @@ static int snd_acp5x_probe(struct pci_dev *pci,
 	return ret;
 }
 
+static int __maybe_unused snd_acp5x_suspend(struct device *dev)
+{
+	int ret;
+	struct acp5x_dev_data *adata;
+
+	adata = dev_get_drvdata(dev);
+	ret = acp5x_deinit(adata->acp5x_base);
+	if (ret)
+		dev_err(dev, "ACP de-init failed\n");
+	else
+		dev_dbg(dev, "ACP de-initialized\n");
+
+	return ret;
+}
+
+static int __maybe_unused snd_acp5x_resume(struct device *dev)
+{
+	int ret;
+	struct acp5x_dev_data *adata;
+
+	adata = dev_get_drvdata(dev);
+	ret = acp5x_init(adata->acp5x_base);
+	if (ret) {
+		dev_err(dev, "ACP init failed\n");
+		return ret;
+	}
+	return 0;
+}
+
+static const struct dev_pm_ops acp5x_pm = {
+	SET_RUNTIME_PM_OPS(snd_acp5x_suspend,
+			   snd_acp5x_resume, NULL)
+	SET_SYSTEM_SLEEP_PM_OPS(snd_acp5x_suspend, snd_acp5x_resume)
+};
+
 static void snd_acp5x_remove(struct pci_dev *pci)
 {
 	struct acp5x_dev_data *adata;
@@ -255,6 +295,8 @@ static void snd_acp5x_remove(struct pci_dev *pci)
 	ret = acp5x_deinit(adata->acp5x_base);
 	if (ret)
 		dev_err(&pci->dev, "ACP de-init failed\n");
+	pm_runtime_forbid(&pci->dev);
+	pm_runtime_get_noresume(&pci->dev);
 	pci_release_regions(pci);
 	pci_disable_device(pci);
 }
@@ -272,6 +314,9 @@ static struct pci_driver acp5x_driver  = {
 	.id_table = snd_acp5x_ids,
 	.probe = snd_acp5x_probe,
 	.remove = snd_acp5x_remove,
+	.driver = {
+		.pm = &acp5x_pm,
+	}
 };
 
 module_pci_driver(acp5x_driver);
-- 
2.17.1


  parent reply	other threads:[~2021-07-20 16:30 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20210720163732.23003-1-Vijendar.Mukunda@amd.com>
2021-07-20 16:37 ` [PATCH v4 01/12] ASoC: amd: add Vangogh ACP5x IP register header Vijendar Mukunda
2021-07-20 16:37 ` [PATCH v4 02/12] ASoC: amd: add Vangogh ACP PCI driver Vijendar Mukunda
2021-07-20 16:37 ` [PATCH v4 03/12] ASoc: amd: add acp5x init/de-init functions Vijendar Mukunda
2021-07-20 16:37 ` [PATCH v4 04/12] ASoC: amd: create acp5x platform devices Vijendar Mukunda
2021-07-20 16:37 ` [PATCH v4 05/12] ASoC: amd: add ACP5x PCM platform driver Vijendar Mukunda
2021-07-20 18:12   ` Pierre-Louis Bossart
2021-07-20 23:11     ` Mukunda,Vijendar
2021-07-20 16:37 ` [PATCH v4 06/12] ASoC: amd: irq handler changes for ACP5x PCM dma driver Vijendar Mukunda
2021-07-20 16:37 ` [PATCH v4 07/12] ASoC: amd: add ACP5x pcm dma driver ops Vijendar Mukunda
2021-07-20 18:27   ` Pierre-Louis Bossart
2021-07-20 23:10     ` Mukunda,Vijendar
2021-07-20 16:37 ` [PATCH v4 08/12] ASoC: amd: add vangogh i2s controller driver Vijendar Mukunda
2021-07-20 16:37 ` [PATCH v4 09/12] ASoC: amd: add vangogh i2s dai driver ops Vijendar Mukunda
2021-07-20 18:30   ` Pierre-Louis Bossart
2021-07-20 23:08     ` Mukunda,Vijendar
2021-07-20 16:37 ` Vijendar Mukunda [this message]
2021-07-20 16:37 ` [PATCH v4 11/12] ASoC: amd: add vangogh i2s dma driver pm ops Vijendar Mukunda
2021-07-20 16:37 ` [PATCH v4 12/12] ASoC: amd: enable vangogh acp5x driver build Vijendar Mukunda
2021-07-20 18:31   ` Pierre-Louis Bossart
2021-07-20 23:06     ` Mukunda,Vijendar

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