From patchwork Fri Sep 11 09:33:32 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kunihiko Hayashi X-Patchwork-Id: 11770071 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 0367C59D for ; Fri, 11 Sep 2020 09:35:11 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (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 C499C20855 for ; Fri, 11 Sep 2020 09:35:10 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="AeymXsbe" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C499C20855 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=socionext.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:MIME-Version:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:References:In-Reply-To:Message-Id:Date:Subject:To: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=MaAY5iFYDaCbD8bSdZSTWLAItG+fr3/SvwiD2hhdIQ4=; b=AeymXsbeo4zdrQbRk4f5AzfqvE a83kDjIXn0iCIjFdg8hG8JGbfZqFIy208QOigyTDPuk6W7uVa2yIYvLycxWXTfHrZIL7ESsNV5dGk 2tuAnU5pa3o8EIZbehEb1rvQUb3HmmbT1lWCKG8An6exKLYmAK3TgqLUuW4Ww69hVTVBispCNAV1i jRKLNOeFAHzjcibcFiqHDKfa1bS2OokKo5GLTiC5KFZwW+DDmKuAx7yM14y+KaUo4XrOMhdF1RbRr blkifvPQL/0WymTDUq28ueI+4pq0/ltmz2soBH9rMMXtaYTa0iuWWvLTwAS2pfiZY8kDBGkoKzjl+ plvC6+Ug==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kGfRL-00034D-Kj; Fri, 11 Sep 2020 09:33:55 +0000 Received: from mx.socionext.com ([202.248.49.38]) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kGfRF-000328-O5 for linux-arm-kernel@lists.infradead.org; Fri, 11 Sep 2020 09:33:50 +0000 Received: from unknown (HELO kinkan-ex.css.socionext.com) ([172.31.9.52]) by mx.socionext.com with ESMTP; 11 Sep 2020 18:33:48 +0900 Received: from mail.mfilter.local (m-filter-1 [10.213.24.61]) by kinkan-ex.css.socionext.com (Postfix) with ESMTP id C35441800EE; Fri, 11 Sep 2020 18:33:48 +0900 (JST) Received: from 172.31.9.51 (172.31.9.51) by m-FILTER with ESMTP; Fri, 11 Sep 2020 18:33:48 +0900 Received: from plum.e01.socionext.com (unknown [10.213.132.32]) by kinkan.css.socionext.com (Postfix) with ESMTP id 590FE1A0507; Fri, 11 Sep 2020 18:33:48 +0900 (JST) From: Kunihiko Hayashi To: Bjorn Helgaas , Lorenzo Pieralisi , Jingoo Han , Gustavo Pimentel , Rob Herring , Marc Zyngier Subject: [PATCH v7 1/3] PCI: portdrv: Add pcie_port_service_get_irq() function Date: Fri, 11 Sep 2020 18:33:32 +0900 Message-Id: <1599816814-16515-2-git-send-email-hayashi.kunihiko@socionext.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1599816814-16515-1-git-send-email-hayashi.kunihiko@socionext.com> References: <1599816814-16515-1-git-send-email-hayashi.kunihiko@socionext.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200911_053349_946145_3355802B X-CRM114-Status: GOOD ( 17.10 ) X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.4.4 on merlin.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kunihiko Hayashi , Masami Hiramatsu , linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, Jassi Brar , linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Add pcie_port_service_get_irq() that returns the virtual IRQ number for specified portdrv service. Cc: Lorenzo Pieralisi Signed-off-by: Kunihiko Hayashi Reviewed-by: Rob Herring --- drivers/pci/pcie/portdrv.h | 1 + drivers/pci/pcie/portdrv_core.c | 16 ++++++++++++++++ 2 files changed, 17 insertions(+) diff --git a/drivers/pci/pcie/portdrv.h b/drivers/pci/pcie/portdrv.h index af7cf23..e256456 100644 --- a/drivers/pci/pcie/portdrv.h +++ b/drivers/pci/pcie/portdrv.h @@ -150,4 +150,5 @@ static inline void pcie_pme_interrupt_enable(struct pci_dev *dev, bool en) {} #endif /* !CONFIG_PCIE_PME */ struct device *pcie_port_find_device(struct pci_dev *dev, u32 service); +int pcie_port_service_get_irq(struct pci_dev *dev, u32 service); #endif /* _PORTDRV_H_ */ diff --git a/drivers/pci/pcie/portdrv_core.c b/drivers/pci/pcie/portdrv_core.c index 50a9522..f92daf8 100644 --- a/drivers/pci/pcie/portdrv_core.c +++ b/drivers/pci/pcie/portdrv_core.c @@ -480,6 +480,22 @@ struct device *pcie_port_find_device(struct pci_dev *dev, } EXPORT_SYMBOL_GPL(pcie_port_find_device); +/* + * pcie_port_service_get_irq - get irq of the service + * @dev: PCI Express port the service is associated with + * @service: For the service to find + * + * Get irq number associated with given service on a pci_dev + */ +int pcie_port_service_get_irq(struct pci_dev *dev, u32 service) +{ + struct pcie_device *pciedev; + + pciedev = to_pcie_device(pcie_port_find_device(dev, service)); + + return pciedev->irq; +} + /** * pcie_port_device_remove - unregister PCI Express port service devices * @dev: PCI Express port the service devices to unregister are associated with