From patchwork Mon Jan 8 11:06:07 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Minda Chen X-Patchwork-Id: 185909 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a05:7300:37c1:b0:101:2151:f287 with SMTP id y1csp954683dyq; Mon, 8 Jan 2024 03:24:37 -0800 (PST) X-Google-Smtp-Source: AGHT+IGN7MjPmc5u3ssQnJoHulCL72YqDk2wBMUjqXutCNjMFSD9jKZIloVJTEJ/wWy8hdVhlMkU X-Received: by 2002:a9d:69d0:0:b0:6dc:3dae:dcb9 with SMTP id v16-20020a9d69d0000000b006dc3daedcb9mr2824017oto.28.1704713077380; Mon, 08 Jan 2024 03:24:37 -0800 (PST) ARC-Seal: i=2; a=rsa-sha256; t=1704713077; cv=pass; d=google.com; s=arc-20160816; b=tV9gt/k73Ma9PJ2QUAaukrGUxpCvQnb8EO3c+rdMnxGwcs21vq42ioqYwC14SyKqEO +X3IXjHQqjK6HnYMkVT6K0gLo3/WWZc21dgPVw6mfmUkZiRlLdHYGsUF6EvSygXFshdL UGbj4LDIKC/X2bRdzz3TVwt7MOWFDzdk48uqt+fZ35j62I4B/coF1+ftgKcAt7LFF1Aw SvzXGc89ON31Pm6HCk+CNxkhdbnD/hDW/ACsoS+KWAWigHnJl5Y3Flc80lZ7IR/ts1on FkeQ5edXDibk5JQO5vAvH7twbjvrLpz9AJSzrESE+oiu9Bnhikvdfg2r0YTAcdSDb4+4 MTEA== ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=mime-version:list-unsubscribe:list-subscribe:list-id:precedence :references:in-reply-to:message-id:date:subject:cc:to:from; bh=K4MD2usSBbRdsd/hhE4tw5xP1KyGga5Ecw5HSB56sQQ=; fh=2Bxzh03UCe+gGoy6PzJXhIx6NDrOamQNShtEzX+UDKU=; b=MzwhqcmZQoph60fZYaSSIsP2Ej7DNgmEZDSibhnYCO+LEWeFthqg2B2Tm1JaxoUycd AKeP6Z/UoO1cAR8CYdvMRKPxAq1of82L6UAz8teDCFxtwioCR0U0EfBsNwaF9OPApXf9 NQ87T7cnE72VMTigPxbt09kWQp4cZCTjJVZQhuGKwwltfZb3FZtqvvCXceG2O9jVWtpW bv9Z5Vms+cSY0j3Bv2Wj1/9Ml4GFx7VR4pNBkPekeKaoG+hFycYM+u/ubkbHiT88t6Ca 2/6QRvCSGmHD5oQy9fDHHZkoVPXR8MNEuKSMGo3VtUoylOq7MT8vIPtZbfvJY5OrbhG7 PQBA== ARC-Authentication-Results: i=2; mx.google.com; arc=pass (i=1 spf=pass spfdomain=starfivetech.com dkim=pass dkdomain=starfivetech.com dmarc=pass fromdomain=starfivetech.com); spf=pass (google.com: domain of linux-kernel+bounces-19412-ouuuleilei=gmail.com@vger.kernel.org designates 2604:1380:45d1:ec00::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-19412-ouuuleilei=gmail.com@vger.kernel.org" Received: from ny.mirrors.kernel.org (ny.mirrors.kernel.org. [2604:1380:45d1:ec00::1]) by mx.google.com with ESMTPS id qr6-20020a05620a390600b0078325610188si984793qkn.648.2024.01.08.03.24.37 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 08 Jan 2024 03:24:37 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-19412-ouuuleilei=gmail.com@vger.kernel.org designates 2604:1380:45d1:ec00::1 as permitted sender) client-ip=2604:1380:45d1:ec00::1; Authentication-Results: mx.google.com; arc=pass (i=1 spf=pass spfdomain=starfivetech.com dkim=pass dkdomain=starfivetech.com dmarc=pass fromdomain=starfivetech.com); spf=pass (google.com: domain of linux-kernel+bounces-19412-ouuuleilei=gmail.com@vger.kernel.org designates 2604:1380:45d1:ec00::1 as permitted sender) smtp.mailfrom="linux-kernel+bounces-19412-ouuuleilei=gmail.com@vger.kernel.org" Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ny.mirrors.kernel.org (Postfix) with ESMTPS id 1F7EA1C21B51 for ; Mon, 8 Jan 2024 11:24:37 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 75C0A2941B; Mon, 8 Jan 2024 11:23:47 +0000 (UTC) X-Original-To: linux-kernel@vger.kernel.org Received: from CHN02-SH0-obe.outbound.protection.partner.outlook.cn (mail-sh0chn02on2054.outbound.protection.partner.outlook.cn [139.219.146.54]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 053FB22065; Mon, 8 Jan 2024 11:23:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=starfivetech.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=starfivetech.com ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=WhRWu3ETNsVVYYFb+ne7/tHCmGKTZsc1Hhvkn1fLqNYPnyqZr+KrgmxRDCkIUNp1NIIMHGfgMt9lwl/5LS1w92HLiVZCUw+nT0uDv9JZE9rY2EU2k6M+0yxMejzTrdkl0TKnavwaqiXzxI5o7XO8HaFLpO+Qbf9eejbBBi70A7Pxb1/B7nXi4jCZujItLr3eQqeJUu6opGwWi6y8A13Y50lOxwO1Uea9CtszABeBi3WRul1GfMZ52greZs0xslX6sJeA9P4VdONj+EfdftrsdtcMw+UGmA7WDVPnG7CRwsPrbdOK5Uq2LI2AcnYAVi+hHDbv0eOaCjKX7qkJXgKfnw== 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-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=K4MD2usSBbRdsd/hhE4tw5xP1KyGga5Ecw5HSB56sQQ=; b=ZUhQWQlBkwKkVtiyD37bqg7+1jeAuSEjCC/PkIkNlvqoVkebET6k0wdLWxyi1Z69XtDNLUh10YO8S+yqSmr5qUmZ9yX4a8Qtuc1piRRCwE2+rzmw5XgJblhYYTyyQ5C2ozcMUuZeP7Xc5BaSDRHHcytcxs/daGThL8LnY46Knr0HiPVf3CO8gakMLO7I1gBtUKsyWHvIc758uun1otz29PkO2WIjTV3d65v0YtlgRl6werl+RMkQo+xlPp/l/kw99wSGCgXuKIdHrh9QrNsyWIKv8JRNWo5RI7a1Vm8oFR/1ATCWI5MK5/g6rDMlQb9Rref303NXmJCACJIQ9TaywQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=starfivetech.com; dmarc=pass action=none header.from=starfivetech.com; dkim=pass header.d=starfivetech.com; arc=none Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=starfivetech.com; Received: from SHXPR01MB0863.CHNPR01.prod.partner.outlook.cn (2406:e500:c311:25::15) by SHXPR01MB0797.CHNPR01.prod.partner.outlook.cn (2406:e500:c311:26::12) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7135.32; Mon, 8 Jan 2024 11:06:55 +0000 Received: from SHXPR01MB0863.CHNPR01.prod.partner.outlook.cn ([fe80::e6aa:baea:fd8c:4cd2]) by SHXPR01MB0863.CHNPR01.prod.partner.outlook.cn ([fe80::e6aa:baea:fd8c:4cd2%7]) with mapi id 15.20.7135.032; Mon, 8 Jan 2024 11:06:55 +0000 From: Minda Chen To: Conor Dooley , =?utf-8?q?Krzysztof_Wilczy=C5=84ski?= , Rob Herring , Bjorn Helgaas , Lorenzo Pieralisi , Daire McNamara , Emil Renner Berthing , Krzysztof Kozlowski Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, linux-pci@vger.kernel.org, Paul Walmsley , Palmer Dabbelt , Albert Ou , Philipp Zabel , Mason Huo , Leyfoon Tan , Kevin Xie , Minda Chen Subject: [PATCH v14 17/22] pci: plda: Add event bitmap field to struct plda_pcie_rp Date: Mon, 8 Jan 2024 19:06:07 +0800 Message-Id: <20240108110612.19048-18-minda.chen@starfivetech.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20240108110612.19048-1-minda.chen@starfivetech.com> References: <20240108110612.19048-1-minda.chen@starfivetech.com> X-ClientProxiedBy: ZQ0PR01CA0014.CHNPR01.prod.partner.outlook.cn (2406:e500:c550:5::19) To SHXPR01MB0863.CHNPR01.prod.partner.outlook.cn (2406:e500:c311:25::15) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SHXPR01MB0863:EE_|SHXPR01MB0797:EE_ X-MS-Office365-Filtering-Correlation-Id: 820ef93e-0853-4224-ce5a-08dc1039ed16 X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:SHXPR01MB0863.CHNPR01.prod.partner.outlook.cn;PTR:;CAT:NONE;SFS:(13230031)(366004)(396003)(136003)(39830400003)(346002)(230922051799003)(1800799012)(451199024)(64100799003)(186009)(8936002)(41320700001)(1076003)(107886003)(26005)(2616005)(83380400001)(44832011)(8676002)(4326008)(86362001)(52116002)(508600001)(66476007)(6666004)(66946007)(66556008)(54906003)(110136005)(40160700002)(38100700002)(38350700005)(2906002)(5660300002)(7416002)(40180700001)(41300700001)(36756003);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: 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 X-OriginatorOrg: starfivetech.com X-MS-Exchange-CrossTenant-Network-Message-Id: 820ef93e-0853-4224-ce5a-08dc1039ed16 X-MS-Exchange-CrossTenant-AuthSource: SHXPR01MB0863.CHNPR01.prod.partner.outlook.cn X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 08 Jan 2024 11:06:55.8195 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 06fe3fa3-1221-43d3-861b-5a4ee687a85c X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: cPFmXoSY1P0ZMBj6/Zn6goBsx2474dtYrofyKDxB7rNSb/NtN3RPjhRN9XtrY9SVvpYWtsr8m8FGMpJHqUok5O6C+47HljMksYck1RnWUTs= X-MS-Exchange-Transport-CrossTenantHeadersStamped: SHXPR01MB0797 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1787521219852414453 X-GMAIL-MSGID: 1787521219852414453 For PLDA DMA interrupts are not all implemented. The non-implemented interrupts should be masked. So add a bitmap field to mask the non- implemented interrupts. Signed-off-by: Minda Chen --- drivers/pci/controller/plda/pcie-microchip-host.c | 1 + drivers/pci/controller/plda/pcie-plda-host.c | 6 ++++-- drivers/pci/controller/plda/pcie-plda.h | 1 + 3 files changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/pci/controller/plda/pcie-microchip-host.c b/drivers/pci/controller/plda/pcie-microchip-host.c index 105964306b71..48f60a04b740 100644 --- a/drivers/pci/controller/plda/pcie-microchip-host.c +++ b/drivers/pci/controller/plda/pcie-microchip-host.c @@ -636,6 +636,7 @@ static int mc_platform_init(struct pci_config_window *cfg) port->plda.event_ops = &mc_event_ops; port->plda.event_irq_chip = &mc_event_irq_chip; + port->plda.events_bitmap = GENMASK(NUM_EVENTS - 1, 0); /* Address translation is up; safe to enable interrupts */ ret = plda_init_interrupts(pdev, &port->plda, &mc_event); diff --git a/drivers/pci/controller/plda/pcie-plda-host.c b/drivers/pci/controller/plda/pcie-plda-host.c index 98c51e594efe..a040e7e5492f 100644 --- a/drivers/pci/controller/plda/pcie-plda-host.c +++ b/drivers/pci/controller/plda/pcie-plda-host.c @@ -290,6 +290,7 @@ static void plda_handle_event(struct irq_desc *desc) events = port->event_ops->get_events(port); + events &= port->events_bitmap; for_each_set_bit(bit, &events, port->num_events) generic_handle_domain_irq(port->event_domain, bit); @@ -420,8 +421,9 @@ int plda_init_interrupts(struct platform_device *pdev, { struct device *dev = &pdev->dev; int irq; - int i, intx_irq, msi_irq, event_irq; + int intx_irq, msi_irq, event_irq; int ret; + u32 i; if (!port->event_ops) port->event_ops = &plda_event_ops; @@ -439,7 +441,7 @@ int plda_init_interrupts(struct platform_device *pdev, if (irq < 0) return -ENODEV; - for (i = 0; i < port->num_events; i++) { + for_each_set_bit(i, &port->events_bitmap, port->num_events) { event_irq = irq_create_mapping(port->event_domain, i); if (!event_irq) { dev_err(dev, "failed to map hwirq %d\n", i); diff --git a/drivers/pci/controller/plda/pcie-plda.h b/drivers/pci/controller/plda/pcie-plda.h index 6672a231a4bc..443109d04d59 100644 --- a/drivers/pci/controller/plda/pcie-plda.h +++ b/drivers/pci/controller/plda/pcie-plda.h @@ -159,6 +159,7 @@ struct plda_pcie_rp { const struct plda_event_ops *event_ops; const struct irq_chip *event_irq_chip; void __iomem *bridge_addr; + unsigned long events_bitmap; int num_events; };