Unverified Commit c8212df7 authored by Vijendar Mukunda's avatar Vijendar Mukunda Committed by Mark Brown
Browse files

ASoC: amd: add acp6x pci driver pm ops 



Add acp6x pci driver pm ops.

Signed-off-by: default avatarVijendar Mukunda <Vijendar.Mukunda@amd.com>
Link: https://lore.kernel.org/r/20211018112044.1705805-9-Vijendar.Mukunda@amd.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent ceb4fcc1

sound/soc/amd/yc/acp6x.h

+3 −0
Original line number Diff line number Diff line
@@ -52,6 +52,9 @@ 
#define MAX_BUFFER (CAPTURE_MAX_PERIOD_SIZE * CAPTURE_MAX_NUM_PERIODS)

#define MIN_BUFFER MAX_BUFFER



/* time in ms for runtime suspend delay */

#define ACP_SUSPEND_DELAY_MS	2000



enum acp_config {

	ACP_CONFIG_0 = 0,

	ACP_CONFIG_1,

sound/soc/amd/yc/pci-acp6x.c

+40 −0
Original line number Diff line number Diff line
@@ -12,6 +12,7 @@ 
#include <linux/platform_device.h>

#include <linux/interrupt.h>

#include <sound/pcm_params.h>

#include <linux/pm_runtime.h>



#include "acp6x.h"
@@ -240,6 +241,11 @@ static int snd_acp6x_probe(struct pci_dev *pci, 
		dev_err(&pci->dev, "ACP PCI IRQ request failed\n");

		goto unregister_devs;

	}

	pm_runtime_set_autosuspend_delay(&pci->dev, ACP_SUSPEND_DELAY_MS);

	pm_runtime_use_autosuspend(&pci->dev);

	pm_runtime_put_noidle(&pci->dev);

	pm_runtime_allow(&pci->dev);



	return 0;

unregister_devs:

	for (--index; index >= 0; index--)
@@ -255,6 +261,35 @@ static int snd_acp6x_probe(struct pci_dev *pci, 
	return ret;

}



static int __maybe_unused snd_acp6x_suspend(struct device *dev)

{

	struct acp6x_dev_data *adata;

	int ret;



	adata = dev_get_drvdata(dev);

	ret = acp6x_deinit(adata->acp6x_base);

	if (ret)

		dev_err(dev, "ACP de-init failed\n");

	return ret;

}



static int __maybe_unused snd_acp6x_resume(struct device *dev)

{

	struct acp6x_dev_data *adata;

	int ret;



	adata = dev_get_drvdata(dev);

	ret = acp6x_init(adata->acp6x_base);

	if (ret)

		dev_err(dev, "ACP init failed\n");

	return ret;

}



static const struct dev_pm_ops acp6x_pm = {

	SET_RUNTIME_PM_OPS(snd_acp6x_suspend, snd_acp6x_resume, NULL)

	SET_SYSTEM_SLEEP_PM_OPS(snd_acp6x_suspend, snd_acp6x_resume)

};



static void snd_acp6x_remove(struct pci_dev *pci)

{

	struct acp6x_dev_data *adata;
@@ -268,6 +303,8 @@ static void snd_acp6x_remove(struct pci_dev *pci) 
	ret = acp6x_deinit(adata->acp6x_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);

}
@@ -285,6 +322,9 @@ static struct pci_driver yc_acp6x_driver = { 
	.id_table = snd_acp6x_ids,

	.probe = snd_acp6x_probe,

	.remove = snd_acp6x_remove,

	.driver = {

		.pm = &acp6x_pm,

	}

};



module_pci_driver(yc_acp6x_driver);