From patchwork Mon Jan 18 22:09:43 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kunihiko Hayashi X-Patchwork-Id: 12028317 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=-16.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, 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 7F405C433E0 for ; Mon, 18 Jan 2021 22:11:41 +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 3B06A22DD3 for ; Mon, 18 Jan 2021 22:11:41 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3B06A22DD3 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+linux-arm-kernel=archiver.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=TiMm5Th/d6ZU72JU67t27TUdo2Kh7D9fAMkrT2oh1tY=; b=lFp7vh8JyCKrdLOlkmMl98FYUw mgHfOViFARWGWVowC+UQ8Uo2fIAieLXF7pEKfaLZGgyQ07MMEFmB9UnMm78STFj5akC+gDepqurYg pR0+wj/Erp9A3mGLY9d0K0JgvwYQXbbVzhogvTKjZzGoJTozhJThxKTHA3FB3h3oe4mL5B29iDvS6 rHfh9PIqH/HW7CwAit9jttl+eWP+h9cl0D3KMppqbenKBmIcC9fE9PKPdwco7oCCFoPYbUeR8q98Z kio1PS+SACHzClYPyFbpzjZSdYy1WJY4xCNenQa4s0pQUtwyD0RU7SzHRRYYBwoLlM4yzyoyYXC+a wredL5nA==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1l1cip-0002LY-9N; Mon, 18 Jan 2021 22:10:03 +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 1l1cil-0002Jr-Jn for linux-arm-kernel@lists.infradead.org; Mon, 18 Jan 2021 22:10:00 +0000 Received: from unknown (HELO kinkan2-ex.css.socionext.com) ([172.31.9.52]) by mx.socionext.com with ESMTP; 19 Jan 2021 07:09:55 +0900 Received: from mail.mfilter.local (m-filter-2 [10.213.24.62]) by kinkan2-ex.css.socionext.com (Postfix) with ESMTP id 776C62059027; Tue, 19 Jan 2021 07:09:55 +0900 (JST) Received: from 172.31.9.51 (172.31.9.51) by m-FILTER with ESMTP; Tue, 19 Jan 2021 07:09:55 +0900 Received: from plum.e01.socionext.com (unknown [10.213.132.32]) by kinkan2.css.socionext.com (Postfix) with ESMTP id 0BCB9B1D40; Tue, 19 Jan 2021 07:09:55 +0900 (JST) From: Kunihiko Hayashi To: Bjorn Helgaas , Rob Herring , Lorenzo Pieralisi , Jingoo Han , Gustavo Pimentel , Marc Zyngier Subject: [PATCH v9 1/3] PCI: portdrv: Add pcie_port_service_get_irq() function Date: Tue, 19 Jan 2021 07:09:43 +0900 Message-Id: <1611007785-25771-2-git-send-email-hayashi.kunihiko@socionext.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1611007785-25771-1-git-send-email-hayashi.kunihiko@socionext.com> References: <1611007785-25771-1-git-send-email-hayashi.kunihiko@socionext.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210118_170959_840446_ECFBE734 X-CRM114-Status: GOOD ( 15.11 ) 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+linux-arm-kernel=archiver.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 Acked-by: Bjorn Helgaas --- 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 e1fed664..b60f0f3 100644 --- a/drivers/pci/pcie/portdrv_core.c +++ b/drivers/pci/pcie/portdrv_core.c @@ -477,6 +477,22 @@ 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