From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-15.9 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, UNWANTED_LANGUAGE_BODY,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 84885C07E95 for ; Wed, 7 Jul 2021 05:41:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6729061CB3 for ; Wed, 7 Jul 2021 05:41:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230372AbhGGFnk (ORCPT ); Wed, 7 Jul 2021 01:43:40 -0400 Received: from mail-bn8nam12on2086.outbound.protection.outlook.com ([40.107.237.86]:1280 "EHLO NAM12-BN8-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S230120AbhGGFnj (ORCPT ); Wed, 7 Jul 2021 01:43:39 -0400 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=TXchzmfBGTlvOwiAjH+cfhfgVwqQEC5UfRFV8mmnkY8JUNV41Lst0DCxWnIY+ac1nOVEhS6L9oLXfh+/r2KRsFLYSLAk9whelwvQV/43ubyeeLRbI0+CDuOedoyYOlHEZ5FDekDd7R7OjyKvBzOCg6VZdasao0QxLjL3cRPWPSzPvPqoN/fcVNEpJD9uNxwzELtAnoFGQ2lhyNEpyv4zcHGYTB+a7aSDA44AkYiimf5kGJRI+OrplS9LRGhpK2nGtoHVaID9P1+rAkCS4QbA1JKafe9GIIOFe1uRWKuKskqygSNv7j6GLBCbDOnVzrIstoeMoiu1dVSEm9Gd0PmZBg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=MApu1/JhC7v9MUlb6wlrLqFZ66aZ8DUS13IcCc6omMg=; b=B+zGMJ0dTTJQKeNMKBAISSqMTMAZmoKc6QFjs5TBAStsPFNGc4JGO87A0iZcFw42CUiwlFMElEUL7M+QG23T0GBNR0l+M/Sn5AbCsTNuYpeps5F1DPN5P/XwVCMyMcQ3zd51qf0nRjmjNikK/SwAjrHM3HhB9LnuRWDPltTkfoSLngN0HInUk4A+PPBlmpt786OlwCSXOgQ/o7FtaZ5HIrp12gczOSuFuAzMVtUNxYOCFaov9NC/Es2V84SvsUoUT1AF5JXS29vyf5N2WGXILy+B726y+8+prVGceSfGMQip7HdhAfk+X04LsugZfKc/Bf3paHM102vYJOZ7kurzzA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 165.204.84.17) smtp.rcpttodomain=kernel.org smtp.mailfrom=amd.com; dmarc=pass (p=quarantine sp=quarantine pct=100) action=none header.from=amd.com; dkim=none (message not signed); arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amd.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=MApu1/JhC7v9MUlb6wlrLqFZ66aZ8DUS13IcCc6omMg=; b=mSF5mIsAFVCvIk/foiihpG7IpLlZtgdkSWRyVsFHJ4CfYTSYxEgI67qkQdENqoWZLcllarC1gLNPgnMN8vuODYnbq7NEOZybKdxQD/e+HXm+6AnHT9Uu9nLM9IV6Z6Iechvx53PfEuyRyvgWEY6cbeYg/0l5/ZUqlWOURmgUFEM= Received: from MWHPR1201CA0024.namprd12.prod.outlook.com (2603:10b6:301:4a::34) by CH2PR12MB3831.namprd12.prod.outlook.com (2603:10b6:610:29::13) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4287.23; Wed, 7 Jul 2021 05:40:57 +0000 Received: from CO1NAM11FT035.eop-nam11.prod.protection.outlook.com (2603:10b6:301:4a:cafe::c6) by MWHPR1201CA0024.outlook.office365.com (2603:10b6:301:4a::34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4308.20 via Frontend Transport; Wed, 7 Jul 2021 05:40:56 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 165.204.84.17) smtp.mailfrom=amd.com; kernel.org; dkim=none (message not signed) header.d=none;kernel.org; dmarc=pass action=none header.from=amd.com; Received-SPF: Pass (protection.outlook.com: domain of amd.com designates 165.204.84.17 as permitted sender) receiver=protection.outlook.com; client-ip=165.204.84.17; helo=SATLEXMB03.amd.com; Received: from SATLEXMB03.amd.com (165.204.84.17) by CO1NAM11FT035.mail.protection.outlook.com (10.13.175.36) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.4308.20 via Frontend Transport; Wed, 7 Jul 2021 05:40:56 +0000 Received: from SATLEXMB07.amd.com (10.181.41.45) by SATLEXMB03.amd.com (10.181.40.144) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2242.4; Wed, 7 Jul 2021 00:40:55 -0500 Received: from SATLEXMB04.amd.com (10.181.40.145) by SATLEXMB07.amd.com (10.181.41.45) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2242.4; Tue, 6 Jul 2021 22:40:55 -0700 Received: from LinuxHost.amd.com (10.180.168.240) by SATLEXMB04.amd.com (10.181.40.145) with Microsoft SMTP Server id 15.1.2242.4 via Frontend Transport; Wed, 7 Jul 2021 00:40:46 -0500 From: Vijendar Mukunda To: , CC: , , "Vijendar Mukunda" , Vijendar Mukunda , Liam Girdwood , "Jaroslav Kysela" , Takashi Iwai , open list Subject: [PATCH 06/12] ASoC: amd: irq handler changes for ACP5x PCM dma driver Date: Wed, 7 Jul 2021 11:26:17 +0530 Message-ID: <20210707055623.27371-7-vijendar.mukunda@amd.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210707055623.27371-1-vijendar.mukunda@amd.com> References: <20210707055623.27371-1-vijendar.mukunda@amd.com> MIME-Version: 1.0 Content-Type: text/plain X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 5dd014c6-8fe5-48a8-739a-08d94109cb1e X-MS-TrafficTypeDiagnostic: CH2PR12MB3831: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:45; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:165.204.84.17;CTRY:US;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:SATLEXMB03.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(4636009)(39860400002)(396003)(346002)(136003)(376002)(46966006)(36840700001)(26005)(426003)(6666004)(54906003)(36860700001)(2616005)(316002)(82310400003)(110136005)(36756003)(2906002)(4326008)(8936002)(44832011)(7696005)(478600001)(82740400003)(70586007)(70206006)(47076005)(336012)(1076003)(8676002)(86362001)(356005)(81166007)(83380400001)(186003)(5660300002)(32563001)(36900700001);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 07 Jul 2021 05:40:56.6168 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 5dd014c6-8fe5-48a8-739a-08d94109cb1e 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: CO1NAM11FT035.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH2PR12MB3831 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Whenever audio data equal to the I2S FIFO watermark level are produced/consumed, interrupt is generated. Acknowledge the interrupt. Signed-off-by: Vijendar Mukunda --- sound/soc/amd/vangogh/acp5x-pcm-dma.c | 62 +++++++++++++++++++++++++++ sound/soc/amd/vangogh/acp5x.h | 9 ++++ 2 files changed, 71 insertions(+) diff --git a/sound/soc/amd/vangogh/acp5x-pcm-dma.c b/sound/soc/amd/vangogh/acp5x-pcm-dma.c index efcf01eb89ae..d79712587d30 100644 --- a/sound/soc/amd/vangogh/acp5x-pcm-dma.c +++ b/sound/soc/amd/vangogh/acp5x-pcm-dma.c @@ -21,10 +21,58 @@ static const struct snd_soc_component_driver acp5x_i2s_component = { .name = DRV_NAME, }; +static irqreturn_t i2s_irq_handler(int irq, void *dev_id) +{ + struct i2s_dev_data *vg_i2s_data; + u16 play_flag, cap_flag; + u32 val; + + vg_i2s_data = dev_id; + if (!vg_i2s_data) + return IRQ_NONE; + + play_flag = 0; + cap_flag = 0; + val = acp_readl(vg_i2s_data->acp5x_base + ACP_EXTERNAL_INTR_STAT); + if ((val & BIT(HS_TX_THRESHOLD)) && vg_i2s_data->play_stream) { + acp_writel(BIT(HS_TX_THRESHOLD), vg_i2s_data->acp5x_base + + ACP_EXTERNAL_INTR_STAT); + snd_pcm_period_elapsed(vg_i2s_data->play_stream); + play_flag = 1; + } + if ((val & BIT(I2S_TX_THRESHOLD)) && + vg_i2s_data->i2ssp_play_stream) { + acp_writel(BIT(I2S_TX_THRESHOLD), + vg_i2s_data->acp5x_base + ACP_EXTERNAL_INTR_STAT); + snd_pcm_period_elapsed(vg_i2s_data->i2ssp_play_stream); + play_flag = 1; + } + + if ((val & BIT(HS_RX_THRESHOLD)) && vg_i2s_data->capture_stream) { + acp_writel(BIT(HS_RX_THRESHOLD), vg_i2s_data->acp5x_base + + ACP_EXTERNAL_INTR_STAT); + snd_pcm_period_elapsed(vg_i2s_data->capture_stream); + cap_flag = 1; + } + if ((val & BIT(I2S_RX_THRESHOLD)) && + vg_i2s_data->i2ssp_capture_stream) { + acp_writel(BIT(I2S_RX_THRESHOLD), + vg_i2s_data->acp5x_base + ACP_EXTERNAL_INTR_STAT); + snd_pcm_period_elapsed(vg_i2s_data->i2ssp_capture_stream); + cap_flag = 1; + } + + if (play_flag | cap_flag) + return IRQ_HANDLED; + else + return IRQ_NONE; +} + static int acp5x_audio_probe(struct platform_device *pdev) { struct resource *res; struct i2s_dev_data *adata; + unsigned int irqflags; int status; if (!pdev->dev.platform_data) { @@ -47,6 +95,14 @@ static int acp5x_audio_probe(struct platform_device *pdev) resource_size(res)); if (!adata->acp5x_base) return -ENOMEM; + + res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); + if (!res) { + dev_err(&pdev->dev, "IORESOURCE_IRQ FAILED\n"); + return -ENODEV; + } + + adata->i2s_irq = res->start; dev_set_drvdata(&pdev->dev, adata); status = devm_snd_soc_register_component(&pdev->dev, &acp5x_i2s_component, @@ -55,6 +111,12 @@ static int acp5x_audio_probe(struct platform_device *pdev) dev_err(&pdev->dev, "Fail to register acp i2s component\n"); return -ENODEV; } + status = devm_request_irq(&pdev->dev, adata->i2s_irq, i2s_irq_handler, + irqflags, "ACP5x_I2S_IRQ", adata); + if (status) { + dev_err(&pdev->dev, "ACP5x I2S IRQ request failed\n"); + return -ENODEV; + } return 0; } diff --git a/sound/soc/amd/vangogh/acp5x.h b/sound/soc/amd/vangogh/acp5x.h index eca642614b4f..44662e54bd34 100644 --- a/sound/soc/amd/vangogh/acp5x.h +++ b/sound/soc/amd/vangogh/acp5x.h @@ -31,9 +31,18 @@ #define ACP5x_HS_TDM_REG_END 0x1242824 #define I2S_MODE 0x00 #define ACP5x_I2S_MODE 0x00 +#define I2S_RX_THRESHOLD 27 +#define I2S_TX_THRESHOLD 28 +#define HS_TX_THRESHOLD 24 +#define HS_RX_THRESHOLD 23 struct i2s_dev_data { + unsigned int i2s_irq; void __iomem *acp5x_base; + struct snd_pcm_substream *play_stream; + struct snd_pcm_substream *capture_stream; + struct snd_pcm_substream *i2ssp_play_stream; + struct snd_pcm_substream *i2ssp_capture_stream; }; static inline u32 acp_readl(void __iomem *base_addr) -- 2.17.1 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-15.9 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, UNWANTED_LANGUAGE_BODY,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 43A4AC07E95 for ; Wed, 7 Jul 2021 05:44:06 +0000 (UTC) Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id BA6E861C7C for ; Wed, 7 Jul 2021 05:44:05 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BA6E861C7C Authentication-Results: mail.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=amd.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=alsa-devel-bounces@alsa-project.org Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 4A5411690; Wed, 7 Jul 2021 07:43:14 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 4A5411690 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1625636644; bh=E19KCxoYizWnhp187Ubt9lj5dG8KFv5GsiyQo2EKRdM=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=IXLXFyGFn2SIjwT6wAR+CeGvDC8+YnHA8tNMvQjV9m5CJr4Od7RTbRx3Bsq1HII3S eLgl5Rcp7K6LKY49XblW/GmqgSkz/W0dFadIn20/Af0w8oZ7Yzb4+tmIbK3UzbNxyU S9/859Yz/H3x4dLsG95+7QI7RvTVkSX3BWe55CfU= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 63586F804E1; Wed, 7 Jul 2021 07:42:17 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 8E6F1F80302; Wed, 7 Jul 2021 07:42:16 +0200 (CEST) Received: from NAM02-DM3-obe.outbound.protection.outlook.com (mail-dm3nam07on2058.outbound.protection.outlook.com [40.107.95.58]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 339C5F804E7 for ; Wed, 7 Jul 2021 07:41:01 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 339C5F804E7 Authentication-Results: alsa1.perex.cz; dkim=pass (1024-bit key) header.d=amd.com header.i=@amd.com header.b="mSF5mIsA" ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=TXchzmfBGTlvOwiAjH+cfhfgVwqQEC5UfRFV8mmnkY8JUNV41Lst0DCxWnIY+ac1nOVEhS6L9oLXfh+/r2KRsFLYSLAk9whelwvQV/43ubyeeLRbI0+CDuOedoyYOlHEZ5FDekDd7R7OjyKvBzOCg6VZdasao0QxLjL3cRPWPSzPvPqoN/fcVNEpJD9uNxwzELtAnoFGQ2lhyNEpyv4zcHGYTB+a7aSDA44AkYiimf5kGJRI+OrplS9LRGhpK2nGtoHVaID9P1+rAkCS4QbA1JKafe9GIIOFe1uRWKuKskqygSNv7j6GLBCbDOnVzrIstoeMoiu1dVSEm9Gd0PmZBg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=MApu1/JhC7v9MUlb6wlrLqFZ66aZ8DUS13IcCc6omMg=; b=B+zGMJ0dTTJQKeNMKBAISSqMTMAZmoKc6QFjs5TBAStsPFNGc4JGO87A0iZcFw42CUiwlFMElEUL7M+QG23T0GBNR0l+M/Sn5AbCsTNuYpeps5F1DPN5P/XwVCMyMcQ3zd51qf0nRjmjNikK/SwAjrHM3HhB9LnuRWDPltTkfoSLngN0HInUk4A+PPBlmpt786OlwCSXOgQ/o7FtaZ5HIrp12gczOSuFuAzMVtUNxYOCFaov9NC/Es2V84SvsUoUT1AF5JXS29vyf5N2WGXILy+B726y+8+prVGceSfGMQip7HdhAfk+X04LsugZfKc/Bf3paHM102vYJOZ7kurzzA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 165.204.84.17) smtp.rcpttodomain=kernel.org smtp.mailfrom=amd.com; dmarc=pass (p=quarantine sp=quarantine pct=100) action=none header.from=amd.com; dkim=none (message not signed); arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amd.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=MApu1/JhC7v9MUlb6wlrLqFZ66aZ8DUS13IcCc6omMg=; b=mSF5mIsAFVCvIk/foiihpG7IpLlZtgdkSWRyVsFHJ4CfYTSYxEgI67qkQdENqoWZLcllarC1gLNPgnMN8vuODYnbq7NEOZybKdxQD/e+HXm+6AnHT9Uu9nLM9IV6Z6Iechvx53PfEuyRyvgWEY6cbeYg/0l5/ZUqlWOURmgUFEM= Received: from MWHPR1201CA0024.namprd12.prod.outlook.com (2603:10b6:301:4a::34) by CH2PR12MB3831.namprd12.prod.outlook.com (2603:10b6:610:29::13) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4287.23; Wed, 7 Jul 2021 05:40:57 +0000 Received: from CO1NAM11FT035.eop-nam11.prod.protection.outlook.com (2603:10b6:301:4a:cafe::c6) by MWHPR1201CA0024.outlook.office365.com (2603:10b6:301:4a::34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4308.20 via Frontend Transport; Wed, 7 Jul 2021 05:40:56 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 165.204.84.17) smtp.mailfrom=amd.com; kernel.org; dkim=none (message not signed) header.d=none;kernel.org; dmarc=pass action=none header.from=amd.com; Received-SPF: Pass (protection.outlook.com: domain of amd.com designates 165.204.84.17 as permitted sender) receiver=protection.outlook.com; client-ip=165.204.84.17; helo=SATLEXMB03.amd.com; Received: from SATLEXMB03.amd.com (165.204.84.17) by CO1NAM11FT035.mail.protection.outlook.com (10.13.175.36) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.4308.20 via Frontend Transport; Wed, 7 Jul 2021 05:40:56 +0000 Received: from SATLEXMB07.amd.com (10.181.41.45) by SATLEXMB03.amd.com (10.181.40.144) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2242.4; Wed, 7 Jul 2021 00:40:55 -0500 Received: from SATLEXMB04.amd.com (10.181.40.145) by SATLEXMB07.amd.com (10.181.41.45) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2242.4; Tue, 6 Jul 2021 22:40:55 -0700 Received: from LinuxHost.amd.com (10.180.168.240) by SATLEXMB04.amd.com (10.181.40.145) with Microsoft SMTP Server id 15.1.2242.4 via Frontend Transport; Wed, 7 Jul 2021 00:40:46 -0500 From: Vijendar Mukunda To: , Subject: [PATCH 06/12] ASoC: amd: irq handler changes for ACP5x PCM dma driver Date: Wed, 7 Jul 2021 11:26:17 +0530 Message-ID: <20210707055623.27371-7-vijendar.mukunda@amd.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210707055623.27371-1-vijendar.mukunda@amd.com> References: <20210707055623.27371-1-vijendar.mukunda@amd.com> MIME-Version: 1.0 Content-Type: text/plain X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 5dd014c6-8fe5-48a8-739a-08d94109cb1e X-MS-TrafficTypeDiagnostic: CH2PR12MB3831: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:45; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:165.204.84.17; CTRY:US; LANG:en; SCL:1; SRV:; IPV:CAL; SFV:NSPM; H:SATLEXMB03.amd.com; PTR:InfoDomainNonexistent; CAT:NONE; SFS:(4636009)(39860400002)(396003)(346002)(136003)(376002)(46966006)(36840700001)(26005)(426003)(6666004)(54906003)(36860700001)(2616005)(316002)(82310400003)(110136005)(36756003)(2906002)(4326008)(8936002)(44832011)(7696005)(478600001)(82740400003)(70586007)(70206006)(47076005)(336012)(1076003)(8676002)(86362001)(356005)(81166007)(83380400001)(186003)(5660300002)(32563001)(36900700001); DIR:OUT; SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 07 Jul 2021 05:40:56.6168 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 5dd014c6-8fe5-48a8-739a-08d94109cb1e 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: CO1NAM11FT035.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH2PR12MB3831 Cc: Sunil-kumar.Dommati@amd.com, Liam Girdwood , open list , Takashi Iwai , Vijendar Mukunda , Alexander.Deucher@amd.com X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" Whenever audio data equal to the I2S FIFO watermark level are produced/consumed, interrupt is generated. Acknowledge the interrupt. Signed-off-by: Vijendar Mukunda --- sound/soc/amd/vangogh/acp5x-pcm-dma.c | 62 +++++++++++++++++++++++++++ sound/soc/amd/vangogh/acp5x.h | 9 ++++ 2 files changed, 71 insertions(+) diff --git a/sound/soc/amd/vangogh/acp5x-pcm-dma.c b/sound/soc/amd/vangogh/acp5x-pcm-dma.c index efcf01eb89ae..d79712587d30 100644 --- a/sound/soc/amd/vangogh/acp5x-pcm-dma.c +++ b/sound/soc/amd/vangogh/acp5x-pcm-dma.c @@ -21,10 +21,58 @@ static const struct snd_soc_component_driver acp5x_i2s_component = { .name = DRV_NAME, }; +static irqreturn_t i2s_irq_handler(int irq, void *dev_id) +{ + struct i2s_dev_data *vg_i2s_data; + u16 play_flag, cap_flag; + u32 val; + + vg_i2s_data = dev_id; + if (!vg_i2s_data) + return IRQ_NONE; + + play_flag = 0; + cap_flag = 0; + val = acp_readl(vg_i2s_data->acp5x_base + ACP_EXTERNAL_INTR_STAT); + if ((val & BIT(HS_TX_THRESHOLD)) && vg_i2s_data->play_stream) { + acp_writel(BIT(HS_TX_THRESHOLD), vg_i2s_data->acp5x_base + + ACP_EXTERNAL_INTR_STAT); + snd_pcm_period_elapsed(vg_i2s_data->play_stream); + play_flag = 1; + } + if ((val & BIT(I2S_TX_THRESHOLD)) && + vg_i2s_data->i2ssp_play_stream) { + acp_writel(BIT(I2S_TX_THRESHOLD), + vg_i2s_data->acp5x_base + ACP_EXTERNAL_INTR_STAT); + snd_pcm_period_elapsed(vg_i2s_data->i2ssp_play_stream); + play_flag = 1; + } + + if ((val & BIT(HS_RX_THRESHOLD)) && vg_i2s_data->capture_stream) { + acp_writel(BIT(HS_RX_THRESHOLD), vg_i2s_data->acp5x_base + + ACP_EXTERNAL_INTR_STAT); + snd_pcm_period_elapsed(vg_i2s_data->capture_stream); + cap_flag = 1; + } + if ((val & BIT(I2S_RX_THRESHOLD)) && + vg_i2s_data->i2ssp_capture_stream) { + acp_writel(BIT(I2S_RX_THRESHOLD), + vg_i2s_data->acp5x_base + ACP_EXTERNAL_INTR_STAT); + snd_pcm_period_elapsed(vg_i2s_data->i2ssp_capture_stream); + cap_flag = 1; + } + + if (play_flag | cap_flag) + return IRQ_HANDLED; + else + return IRQ_NONE; +} + static int acp5x_audio_probe(struct platform_device *pdev) { struct resource *res; struct i2s_dev_data *adata; + unsigned int irqflags; int status; if (!pdev->dev.platform_data) { @@ -47,6 +95,14 @@ static int acp5x_audio_probe(struct platform_device *pdev) resource_size(res)); if (!adata->acp5x_base) return -ENOMEM; + + res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); + if (!res) { + dev_err(&pdev->dev, "IORESOURCE_IRQ FAILED\n"); + return -ENODEV; + } + + adata->i2s_irq = res->start; dev_set_drvdata(&pdev->dev, adata); status = devm_snd_soc_register_component(&pdev->dev, &acp5x_i2s_component, @@ -55,6 +111,12 @@ static int acp5x_audio_probe(struct platform_device *pdev) dev_err(&pdev->dev, "Fail to register acp i2s component\n"); return -ENODEV; } + status = devm_request_irq(&pdev->dev, adata->i2s_irq, i2s_irq_handler, + irqflags, "ACP5x_I2S_IRQ", adata); + if (status) { + dev_err(&pdev->dev, "ACP5x I2S IRQ request failed\n"); + return -ENODEV; + } return 0; } diff --git a/sound/soc/amd/vangogh/acp5x.h b/sound/soc/amd/vangogh/acp5x.h index eca642614b4f..44662e54bd34 100644 --- a/sound/soc/amd/vangogh/acp5x.h +++ b/sound/soc/amd/vangogh/acp5x.h @@ -31,9 +31,18 @@ #define ACP5x_HS_TDM_REG_END 0x1242824 #define I2S_MODE 0x00 #define ACP5x_I2S_MODE 0x00 +#define I2S_RX_THRESHOLD 27 +#define I2S_TX_THRESHOLD 28 +#define HS_TX_THRESHOLD 24 +#define HS_RX_THRESHOLD 23 struct i2s_dev_data { + unsigned int i2s_irq; void __iomem *acp5x_base; + struct snd_pcm_substream *play_stream; + struct snd_pcm_substream *capture_stream; + struct snd_pcm_substream *i2ssp_play_stream; + struct snd_pcm_substream *i2ssp_capture_stream; }; static inline u32 acp_readl(void __iomem *base_addr) -- 2.17.1