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Wed, 14 Feb 2024 04:41:11 -0600 Received: from vijendar-X570-GAMING-X.amd.com (10.180.168.240) by SATLEXMB03.amd.com (10.181.40.144) with Microsoft SMTP Server id 15.1.2507.35 via Frontend Transport; Wed, 14 Feb 2024 04:41:03 -0600 From: Vijendar Mukunda To: CC: , , , , , Vijendar Mukunda , Liam Girdwood , Jaroslav Kysela , Takashi Iwai , Syed Saba Kareem , Mario Limonciello , "open list:SOUND - SOC LAYER / DYNAMIC AUDIO POWER MANAGEM..." , open list Subject: [PATCH 4/5] ASoC: amd: ps: fix for acp pme wake for soundwire configuration Date: Wed, 14 Feb 2024 16:10:04 +0530 Message-ID: <20240214104014.1144668-4-Vijendar.Mukunda@amd.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240214104014.1144668-1-Vijendar.Mukunda@amd.com> References: <20240214104014.1144668-1-Vijendar.Mukunda@amd.com> MIME-Version: 1.0 X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CO1PEPF000044F1:EE_|PH0PR12MB5646:EE_ X-MS-Office365-Filtering-Correlation-Id: fe7b4919-e121-48b5-4e62-08dc2d49795b X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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DIR:OUT; SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 14 Feb 2024 10:41:16.9313 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: fe7b4919-e121-48b5-4e62-08dc2d49795b 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: CO1PEPF000044F1.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH0PR12MB5646 Message-ID-Hash: 33XRR6WBEENOX2ZPZHEZ4SXGR3ZUVEVD X-Message-ID-Hash: 33XRR6WBEENOX2ZPZHEZ4SXGR3ZUVEVD X-MailFrom: Vijendar.Mukunda@amd.com X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-alsa-devel.alsa-project.org-0; header-match-alsa-devel.alsa-project.org-1; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.9 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" Archived-At: <> List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: Consider the below scenario, When ACP and SoundWire managers are in D3 state and SoundWire manager power off mode is selected and acp and SoundWire manager instances are in runtime suspended state. In this case, for the ACP PME wake event, the ACP PCI driver should resume SoundWire manager devices based on wake enable status set. Add code for handling ACP PME wake event for runtime suspend scenario when SoundWire power off mode is selected. Signed-off-by: Vijendar Mukunda --- sound/soc/amd/ps/pci-ps.c | 35 ++++++++++++++++++++++++++++++++++- 1 file changed, 34 insertions(+), 1 deletion(-) diff --git a/sound/soc/amd/ps/pci-ps.c b/sound/soc/amd/ps/pci-ps.c index c141397a2cac..c42660245019 100644 --- a/sound/soc/amd/ps/pci-ps.c +++ b/sound/soc/amd/ps/pci-ps.c @@ -554,6 +554,19 @@ static bool check_acp_sdw_enable_status(struct acp63_dev_data *adata) return (sdw0_en || sdw1_en); } +static void handle_acp63_sdw_pme_event(struct acp63_dev_data *adata) +{ + u32 val; + + val = readl(adata->acp63_base + ACP_SW0_WAKE_EN); + if (val && adata->sdw->pdev[0]) + pm_request_resume(&adata->sdw->pdev[0]->dev); + + val = readl(adata->acp63_base + ACP_SW1_WAKE_EN); + if (val && adata->sdw->pdev[1]) + pm_request_resume(&adata->sdw->pdev[1]->dev); +} + static int __maybe_unused snd_acp63_suspend(struct device *dev) { struct acp63_dev_data *adata; @@ -572,6 +585,26 @@ static int __maybe_unused snd_acp63_suspend(struct device *dev) return ret; } +static int __maybe_unused snd_acp63_runtime_resume(struct device *dev) +{ + struct acp63_dev_data *adata; + int ret; + + adata = dev_get_drvdata(dev); + if (adata->sdw_en_stat) + return 0; + + ret = acp63_init(adata->acp63_base, dev); + if (ret) { + dev_err(dev, "ACP init failed\n"); + return ret; + } + + if (!adata->sdw_en_stat) + handle_acp63_sdw_pme_event(adata); + return 0; +} + static int __maybe_unused snd_acp63_resume(struct device *dev) { struct acp63_dev_data *adata; @@ -589,7 +622,7 @@ static int __maybe_unused snd_acp63_resume(struct device *dev) } static const struct dev_pm_ops acp63_pm_ops = { - SET_RUNTIME_PM_OPS(snd_acp63_suspend, snd_acp63_resume, NULL) + SET_RUNTIME_PM_OPS(snd_acp63_suspend, snd_acp63_runtime_resume, NULL) SET_SYSTEM_SLEEP_PM_OPS(snd_acp63_suspend, snd_acp63_resume) };