From patchwork Mon Jul 19 16:51:30 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vijendar Mukunda X-Patchwork-Id: 12386279 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=-18.8 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,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 470E1C07E95 for ; Mon, 19 Jul 2021 16:36:05 +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 6690B61351 for ; Mon, 19 Jul 2021 16:36:04 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6690B61351 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 002141660; Mon, 19 Jul 2021 18:35:12 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 002141660 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1626712563; bh=RapNfJCmf8ZlQXu7KM5CxzYXsOxpq0zfTsnF4qGFrBw=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=ejNgAkXgStqT1DDp+PnaILQqN8VzPz77IF/4MWpITh6rc92zesXobUX+0RYlL5ITQ oRPHJqYWL7A7p/RwLM7fKEX0WYrkfkktbKmOktV4ez19udEo0xlmXs2g4LfmR/toCY e5zGfLrm3qgfTBlOj+adgt54yW3Y7He6oTMdobqI= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 1F51FF804E3; Mon, 19 Jul 2021 18:34:55 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id EDCDEF804E4; Mon, 19 Jul 2021 18:34:53 +0200 (CEST) Received: from NAM10-MW2-obe.outbound.protection.outlook.com (mail-mw2nam10on2049.outbound.protection.outlook.com [40.107.94.49]) (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 71A5EF804E2 for ; Mon, 19 Jul 2021 18:34:50 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 71A5EF804E2 Authentication-Results: alsa1.perex.cz; dkim=pass (1024-bit key) header.d=amd.com header.i=@amd.com header.b="oW3syCb+" ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=nASOM9jzo/4g3osfpKRHwkGoc+QJgUj7WQ825+tR9SrL8yHqr/CD9/UhCwc5z2xaLyaGSqG1nXtwflSofiJYxE+JDcC5uXDbpppJ6qBDD5RR37FjNM6toHI3M0A0oWz4yKxyxbZ3nLUKWpibrovhyiZL6RDy5Cb3DLeQoWQ1cIoIv5YwdbJZF0DBwrsC+rzE650Nm3L8A3qVygMIPbs9c+bj1Hz752vbCvd+OpqzBWyXFz34h1F9nyocmcHulP8Q4y5abVM4IHsnPWDI1UfF9+Z7i9VZD6timO0H2CRpvYs1wzFHZbomVbk4a9OPwLyg8+L6HnpdQg2P65u1Q8+SFQ== 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=F/mRnln9nL4+VO/WHQSHKDyZI44RU76z0zND9SQL7gE=; b=UNrCjVUZkFD9XCzqn3V2qzRtb6jLy0ZfyigZIfvBHYar0UEzSsWC9GYHjnaPbeXKXQD6gxGqQeCStVpvynSU6eeQI9oy+LaRK43+t2xEM9bSs14OoBmtcXu12pzBbjoW9Xz31bKt4MyPjuF8XZ/0j9BLuaJVQ1OMiKZq6pp3Hjw7Td6JcLeGO6mOlmqr9zW04AHojpI3m7lIp4GUNxep+bPViVBYLNhjIwn407tiXlNf0YcwQIxPVJSRWo1jgZ04R4SSyPM4OQuCOqQYfdpMvV4MVsr1L4ZIB1Gqoj1a6UbWpK4UX/vtUI2xsABCxBR9U7r1IEwJWbtbPrtjK+xnnQ== 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=F/mRnln9nL4+VO/WHQSHKDyZI44RU76z0zND9SQL7gE=; b=oW3syCb+tXooN7Wn7IGytD1niM6NaypNFAE9WnIDYqN6srUbffGZVZwSPIT+URWwLstfoCIIcim2hN0IT+RGZw72yNmOpWsIcaRBOo1O9xnC7V2MMLo18VsqNttHiT4sELa7L93P4Dc90o34fHrfT/bpVinmq0n7g/fR4NmllI4= Received: from DM5PR20CA0030.namprd20.prod.outlook.com (2603:10b6:3:13d::16) by SA0PR12MB4367.namprd12.prod.outlook.com (2603:10b6:806:94::13) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4331.21; Mon, 19 Jul 2021 16:34:46 +0000 Received: from DM6NAM11FT058.eop-nam11.prod.protection.outlook.com (2603:10b6:3:13d:cafe::89) by DM5PR20CA0030.outlook.office365.com (2603:10b6:3:13d::16) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4331.21 via Frontend Transport; Mon, 19 Jul 2021 16:34:46 +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 DM6NAM11FT058.mail.protection.outlook.com (10.13.172.216) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.4331.21 via Frontend Transport; Mon, 19 Jul 2021 16:34:45 +0000 Received: from SATLEXMB08.amd.com (10.181.40.132) 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; Mon, 19 Jul 2021 11:34:44 -0500 Received: from SATLEXMB04.amd.com (10.181.40.145) by SATLEXMB08.amd.com (10.181.40.132) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2242.4; Mon, 19 Jul 2021 09:34:44 -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; Mon, 19 Jul 2021 11:34:35 -0500 From: Vijendar Mukunda To: , Subject: [PATCH V3 02/12] ASoC: amd: add Vangogh ACP PCI driver Date: Mon, 19 Jul 2021 22:21:30 +0530 Message-ID: <20210719165140.16143-3-vijendar.mukunda@amd.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210719165140.16143-1-vijendar.mukunda@amd.com> References: <20210719165140.16143-1-vijendar.mukunda@amd.com> MIME-Version: 1.0 X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 3ee59e9e-1737-4613-6106-08d94ad31e7e X-MS-TrafficTypeDiagnostic: SA0PR12MB4367: 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:SATLEXMB03.amd.com; PTR:InfoDomainNonexistent; CAT:NONE; SFS:(4636009)(39860400002)(376002)(136003)(396003)(346002)(46966006)(36840700001)(8676002)(478600001)(336012)(426003)(7696005)(2616005)(44832011)(36756003)(81166007)(356005)(47076005)(54906003)(316002)(70206006)(70586007)(26005)(186003)(2906002)(82310400003)(86362001)(82740400003)(110136005)(83380400001)(4326008)(6666004)(8936002)(5660300002)(1076003)(36860700001)(36900700001); DIR:OUT; SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 19 Jul 2021 16:34:45.7620 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 3ee59e9e-1737-4613-6106-08d94ad31e7e 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: DM6NAM11FT058.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SA0PR12MB4367 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" From: Vijendar Mukunda 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 --- 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");