diff options
| author | Vijendar Mukunda <Vijendar.Mukunda@amd.com> | 2021-07-21 21:04:26 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2021-07-22 14:45:42 +0300 |
| commit | b0a37ac6782fa0a62cf90e40e81e01728b07922a (patch) | |
| tree | 45ec21fbc50ffe88b133a0b5dbd0b1c8ecd90830 /sound/soc/amd/vangogh/pci-acp5x.c | |
| parent | b80556addd1a0db551a0c82fb9651e502ac0119b (diff) | |
| download | linux-b0a37ac6782fa0a62cf90e40e81e01728b07922a.tar.xz | |
ASoC: amd: add vangogh pci driver pm ops
Add Vangogh acp pci driver pm ops.
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@amd.com>
Link: https://lore.kernel.org/r/20210721180430.11571-11-Vijendar.Mukunda@amd.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/amd/vangogh/pci-acp5x.c')
| -rw-r--r-- | sound/soc/amd/vangogh/pci-acp5x.c | 45 |
1 files changed, 45 insertions, 0 deletions
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 @@ disable_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); |