From patchwork Sat Jul 17 04:00:49 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vijendar Mukunda X-Patchwork-Id: 12382605 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=-16.8 required=3.0 tests=BAYES_00, DATE_IN_FUTURE_06_12,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 CCBB0C636CB for ; Fri, 16 Jul 2021 19:43:53 +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 F15D161402 for ; Fri, 16 Jul 2021 19:43:52 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org F15D161402 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 8D46E1694; Fri, 16 Jul 2021 21:43:01 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 8D46E1694 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1626464631; bh=ZRft83EayQSBxXPnsY4s3bt4duUnADkfV9VJpJJ8PD0=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=goO9alv969GtWg+N7YDrpj8VZ+4P42Wl7jl7r0be7gNmNDTEY2i4joS4vs1DGH5g3 deb58sdHQP5wh8MY66l4FA+LOAG77ZKDR7bN6mSYA6TojBfvLLy9HFVkLJnsaKkVVd hRWTimf2Mn5UyyspvyIJy6sfpNrMslg3iPN9md70= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 26E1DF804E3; Fri, 16 Jul 2021 21:42:25 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 9E4F4F804E4; Fri, 16 Jul 2021 21:42:23 +0200 (CEST) Received: from NAM10-DM6-obe.outbound.protection.outlook.com (mail-dm6nam10on2075.outbound.protection.outlook.com [40.107.93.75]) (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 200A5F804E2 for ; Fri, 16 Jul 2021 21:42:20 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 200A5F804E2 Authentication-Results: alsa1.perex.cz; dkim=pass (1024-bit key) header.d=amd.com header.i=@amd.com header.b="sMjI8Kgg" ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=X/VJMGNqRrEZ4yTZSlzxDPlpTe6n+Oeuo+rRE2bFOkDx0nuW/1HC93TYK/UbQwO2wL6qPcezF5XmA7DtZOV+3toIjaZsC6Y7ZMB3zwuSy5gxv4aNpKqhJKyuiTdSaqsjwtPLiZ1ViYX9vQeoaasuIDOoEuY3U2Xy7cfPuXJkJHneLthX+XefyyY1lo5pq/0XkwG9fYTrXftdjUBy2cX3tetqmSD+jlVa7GeJDyBAXF//oAiSPfgFdJvtO47YZvNVG2PTNSVlUZ51UPBfcFfH2NyuIxy0AdFXT91xt2J7Fo4qOWIH1zHFPDo6ZRLBtMP23wW/X9v68BL5nTVJnHN+yQ== 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=Q0x/JRUhHPFt36uVt5jisPe1BE3nFtLDj72CFFME6kU=; b=ZRNn6eLYVRRMCcCzvcR7L6nu47NHcLwxqaLNfTj/QJUuIUmEVRBJFL6Zl8SrtsmrvreMJDGjAWfyaIB6/DtmlK7FQVfLrfPN4syFB7L/t4pY90a13n+Eg4Qr1lHx59UoDsY2mlYxvChgd9NqCYLF5MTput5NyzGaK8ddpTMxQc8pFmWBHQT52jxbjTcCMIEv4T/nQoX3cCDGrCbtZTIa7tmSmEr7K4PpbOMTLwX6atRHPwt42qIPmaVjYvSPTLM9MyaMncLo2TEv04kEtxeqdtDLnWLfAsQS7Gn+ASLIEYiJ+s+jHes3nvegO1nuEfgQiLJOYsA1oBnCYhcNl83tew== 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=Q0x/JRUhHPFt36uVt5jisPe1BE3nFtLDj72CFFME6kU=; b=sMjI8KgggSOU3/CuT90GW+BqO/TFrsYt32Owe7UN/RMgz5NYSJEX8E9HW6I14W9CvnhpoYs/U3w/68msk4pKPvvs9ClWdSHeF7p8EV2hDfvN8lpn8SQoV6iN0M9xVnLojgNPQzLaPgdNwVgeg+ItdR5NRCvuhiQRVIap4xEOSZk= Received: from BN9PR03CA0687.namprd03.prod.outlook.com (2603:10b6:408:10e::32) by PH0PR12MB5403.namprd12.prod.outlook.com (2603:10b6:510:eb::19) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4331.21; Fri, 16 Jul 2021 19:42:16 +0000 Received: from BN8NAM11FT054.eop-nam11.prod.protection.outlook.com (2603:10b6:408:10e:cafe::b4) by BN9PR03CA0687.outlook.office365.com (2603:10b6:408:10e::32) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4331.21 via Frontend Transport; Fri, 16 Jul 2021 19:42:16 +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=SATLEXMB04.amd.com; Received: from SATLEXMB04.amd.com (165.204.84.17) by BN8NAM11FT054.mail.protection.outlook.com (10.13.177.102) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.4331.21 via Frontend Transport; Fri, 16 Jul 2021 19:42:16 +0000 Received: from SATLEXMB05.amd.com (10.181.40.146) by SATLEXMB04.amd.com (10.181.40.145) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2242.4; Fri, 16 Jul 2021 14:42:16 -0500 Received: from SATLEXMB04.amd.com (10.181.40.145) by SATLEXMB05.amd.com (10.181.40.146) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2242.4; Fri, 16 Jul 2021 14:42:15 -0500 Received: from vijendar-System-Product-Name.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; Fri, 16 Jul 2021 14:42:07 -0500 From: Vijendar Mukunda To: , Subject: [PATCH RESEND V2 02/12] ASoC: amd: add Vangogh ACP PCI driver Date: Sat, 17 Jul 2021 09:30:49 +0530 Message-ID: <20210717040059.310410-3-Vijendar.Mukunda@amd.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210717040059.310410-1-Vijendar.Mukunda@amd.com> References: <20210717040059.310410-1-Vijendar.Mukunda@amd.com> MIME-Version: 1.0 X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: fc03932b-3884-4d87-6724-08d94891d132 X-MS-TrafficTypeDiagnostic: PH0PR12MB5403: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:3044; X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 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:SATLEXMB04.amd.com; PTR:InfoDomainNonexistent; CAT:NONE; SFS:(4636009)(36840700001)(46966006)(8676002)(54906003)(70206006)(70586007)(2616005)(356005)(82310400003)(47076005)(7696005)(6666004)(426003)(2906002)(110136005)(1076003)(26005)(83380400001)(36860700001)(5660300002)(508600001)(4326008)(81166007)(86362001)(36756003)(8936002)(316002)(186003)(336012)(36900700001); DIR:OUT; SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 16 Jul 2021 19:42:16.6305 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: fc03932b-3884-4d87-6724-08d94891d132 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=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BN8NAM11FT054.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH0PR12MB5403 Cc: Sunil-kumar.Dommati@amd.com, open list , Takashi Iwai , Liam Girdwood , Vijendar Mukunda , Alexander.Deucher@amd.com, krisman@collabora.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" ACP is a PCI audio device. This patch adds PCI driver to bind to this device and get PCI resources. Signed-off-by: Vijendar Mukunda --- v1 ->v2 : add comment for acp_readl() & acp_writel() API's --- sound/soc/amd/vangogh/acp5x.h | 25 +++++++++ sound/soc/amd/vangogh/pci-acp5x.c | 87 +++++++++++++++++++++++++++++++ 2 files changed, 112 insertions(+) create mode 100644 sound/soc/amd/vangogh/acp5x.h create mode 100644 sound/soc/amd/vangogh/pci-acp5x.c diff --git a/sound/soc/amd/vangogh/acp5x.h b/sound/soc/amd/vangogh/acp5x.h new file mode 100644 index 000000000000..8afa8144af4e --- /dev/null +++ b/sound/soc/amd/vangogh/acp5x.h @@ -0,0 +1,25 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * AMD ALSA SoC PCM Driver + * + * Copyright (C) 2021 Advanced Micro Devices, Inc. All rights reserved. + */ + +#include "vg_chip_offset_byte.h" + +#define ACP5x_PHY_BASE_ADDRESS 0x1240000 +#define ACP_DEVICE_ID 0x15E2 + +/* common header file uses exact offset rather than relative + * offset which requires substraction logic from base_addr + * for accessing ACP5x MMIO space registers + */ +static inline u32 acp_readl(void __iomem *base_addr) +{ + return readl(base_addr - ACP5x_PHY_BASE_ADDRESS); +} + +static inline void acp_writel(u32 val, void __iomem *base_addr) +{ + writel(val, base_addr - ACP5x_PHY_BASE_ADDRESS); +} diff --git a/sound/soc/amd/vangogh/pci-acp5x.c b/sound/soc/amd/vangogh/pci-acp5x.c new file mode 100644 index 000000000000..e56d060a5cb9 --- /dev/null +++ b/sound/soc/amd/vangogh/pci-acp5x.c @@ -0,0 +1,87 @@ +// SPDX-License-Identifier: GPL-2.0+ +// +// AMD Vangogh ACP PCI Driver +// +// Copyright (C) 2021 Advanced Micro Devices, Inc. All rights reserved. + +#include +#include +#include + +#include "acp5x.h" + +struct acp5x_dev_data { + void __iomem *acp5x_base; +}; + +static int snd_acp5x_probe(struct pci_dev *pci, + const struct pci_device_id *pci_id) +{ + struct acp5x_dev_data *adata; + int ret; + u32 addr; + + if (pci->revision != 0x50) + return -ENODEV; + + if (pci_enable_device(pci)) { + dev_err(&pci->dev, "pci_enable_device failed\n"); + return -ENODEV; + } + + ret = pci_request_regions(pci, "AMD ACP5x audio"); + if (ret < 0) { + dev_err(&pci->dev, "pci_request_regions failed\n"); + goto disable_pci; + } + + adata = devm_kzalloc(&pci->dev, sizeof(struct acp5x_dev_data), + GFP_KERNEL); + if (!adata) { + ret = -ENOMEM; + goto release_regions; + } + addr = pci_resource_start(pci, 0); + adata->acp5x_base = devm_ioremap(&pci->dev, addr, + pci_resource_len(pci, 0)); + if (!adata->acp5x_base) { + ret = -ENOMEM; + goto release_regions; + } + pci_set_master(pci); + pci_set_drvdata(pci, adata); + +release_regions: + pci_release_regions(pci); +disable_pci: + pci_disable_device(pci); + + return ret; +} + +static void snd_acp5x_remove(struct pci_dev *pci) +{ + pci_release_regions(pci); + pci_disable_device(pci); +} + +static const struct pci_device_id snd_acp5x_ids[] = { + { PCI_DEVICE(PCI_VENDOR_ID_AMD, ACP_DEVICE_ID), + .class = PCI_CLASS_MULTIMEDIA_OTHER << 8, + .class_mask = 0xffffff }, + { 0, }, +}; +MODULE_DEVICE_TABLE(pci, snd_acp5x_ids); + +static struct pci_driver acp5x_driver = { + .name = KBUILD_MODNAME, + .id_table = snd_acp5x_ids, + .probe = snd_acp5x_probe, + .remove = snd_acp5x_remove, +}; + +module_pci_driver(acp5x_driver); + +MODULE_AUTHOR("Vijendar.Mukunda@amd.com"); +MODULE_DESCRIPTION("AMD Vangogh ACP PCI driver"); +MODULE_LICENSE("GPL v2");