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ASoC: amd: acp: add pm ops support for acp pci driver

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Add pm ops support for common acp pci driver.

Signed-off-by: Syed Saba Kareem <Syed.SabaKareem@amd.com>
Link: https://lore.kernel.org/r/20230626135515.1252063-6-Syed.SabaKareem@amd.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Syed Saba Kareem 2023-06-26 19:25:09 +05:30 • committed by Mark Brown
parent 7a83903022
commit 088a40980e
No known key found for this signature in database
GPG key ID: 24D68B725D5487D0
1 changed files with 46 additions and 0 deletions
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46
sound/soc/amd/acp/acp-pci.c
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@ -16,6 +16,7 @@
#include <linux/pci.h>
#include <linux/platform_device.h>
#include <linux/module.h>
#include <linux/pm_runtime.h>
#include "amd.h"
#include "../mach-config.h"
@ -141,6 +142,11 @@ static int acp_pci_probe(struct pci_dev *pci, const struct pci_device_id *pci_id
goto unregister_dmic_dev;
}
chip->chip_pdev = pdev;
dev_set_drvdata(&pci->dev, chip);
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 ret;
unregister_dmic_dev:
@ -153,12 +159,49 @@ disable_pci:
return ret;
};
static int __maybe_unused snd_acp_suspend(struct device *dev)
{
struct acp_chip_info *chip;
int ret;
chip = dev_get_drvdata(dev);
ret = acp_deinit(chip->base);
if (ret)
dev_err(dev, "ACP de-init failed\n");
return ret;
}
static int __maybe_unused snd_acp_resume(struct device *dev)
{
struct acp_chip_info *chip;
struct acp_dev_data *adata;
struct device child;
int ret;
chip = dev_get_drvdata(dev);
ret = acp_init(chip);
if (ret)
dev_err(dev, "ACP init failed\n");
child = chip->chip_pdev->dev;
adata = dev_get_drvdata(&child);
if (adata)
acp_enable_interrupts(adata);
return ret;
}
static const struct dev_pm_ops acp_pm_ops = {
SET_RUNTIME_PM_OPS(snd_acp_suspend, snd_acp_resume, NULL)
SET_SYSTEM_SLEEP_PM_OPS(snd_acp_suspend, snd_acp_resume)
};
static void acp_pci_remove(struct pci_dev *pci)
{
struct acp_chip_info *chip;
int ret;
chip = pci_get_drvdata(pci);
pm_runtime_forbid(&pci->dev);
pm_runtime_get_noresume(&pci->dev);
if (dmic_dev)
platform_device_unregister(dmic_dev);
if (pdev)
@ -181,6 +224,9 @@ static struct pci_driver snd_amd_acp_pci_driver = {
.id_table = acp_pci_ids,
.probe = acp_pci_probe,
.remove = acp_pci_remove,
.driver = {
.pm = &acp_pm_ops,
},
};
module_pci_driver(snd_amd_acp_pci_driver);