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X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 22 Jun 2023 15:26:22.2422 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 3b21ad13-63ad-4d8c-a4fb-08db733508e9 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[SATLEXMB03.amd.com] X-MS-Exchange-CrossTenant-AuthSource: SA2PEPF00001509.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA0PR12MB8421 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add pm ops support for common acp pci driver. Signed-off-by: Syed Saba Kareem --- sound/soc/amd/acp/acp-pci.c | 45 +++++++++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) diff --git a/sound/soc/amd/acp/acp-pci.c b/sound/soc/amd/acp/acp-pci.c index 0d91181364e3..73115ae78b6e 100644 --- a/sound/soc/amd/acp/acp-pci.c +++ b/sound/soc/amd/acp/acp-pci.c @@ -142,6 +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: @@ -154,12 +159,49 @@ static int acp_pci_probe(struct pci_dev *pci, const struct pci_device_id *pci_id 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) @@ -182,6 +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); -- 2.25.1