From mboxrd@z Thu Jan 1 00:00:00 1970 From: Heiner Kallweit Subject: [PATCH v2 1/9] PCI: add helper pci_dev_id Date: Wed, 24 Apr 2019 21:11:58 +0200 Message-ID: References: <2e1f9a57-6d08-d017-24da-3e6b97fa2449@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <2e1f9a57-6d08-d017-24da-3e6b97fa2449@gmail.com> Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org To: Benjamin Herrenschmidt , Michael Ellerman , Oded Gabbay , Alex Deucher , =?UTF-8?Q?Christian_K=c3=b6nig?= , "David (ChunMing) Zhou" , David Airlie , Daniel Vetter , Joerg Roedel , David Woodhouse , Realtek linux nic maintainers , "David S. Miller" , Giuseppe Cavallaro , Alexandre Torgue , Jose Abreu , Maxime Coquelin , Bjorn Helgaas , Benson Leung Cc: open list , "open list:AMD KFD" , "open list:RADEON and AMDGPU DRM DRIVERS" , "open list:AMD IOMMU (AMD-VI)" , "open list:8169 10/100/1000 GIGABIT ETHERNET DRIVER" , "moderated list:ARM/STM32 ARCHITECTURE" , "moderated list:ARM/STM32 ARCHITECTURE" , "open list:PCI SUBSYSTEM" List-Id: iommu@lists.linux-foundation.org In several places in the kernel we find PCI_DEVID used like this: PCI_DEVID(dev->bus->number, dev->devfn) Therefore create a helper for it. Signed-off-by: Heiner Kallweit --- include/linux/pci.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/include/linux/pci.h b/include/linux/pci.h index 2c056a7a7..28d0313a3 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -598,6 +598,11 @@ struct pci_bus { #define to_pci_bus(n) container_of(n, struct pci_bus, dev) +static inline u16 pci_dev_id(struct pci_dev *dev) +{ + return PCI_DEVID(dev->bus->number, dev->devfn); +} + /* * Returns true if the PCI bus is root (behind host-PCI bridge), * false otherwise -- 2.21.0 From mboxrd@z Thu Jan 1 00:00:00 1970 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=-6.7 required=3.0 tests=DKIM_ADSP_CUSTOM_MED, DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,URIBL_BLOCKED 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 3C04FC282E1 for ; Wed, 24 Apr 2019 21:15:43 +0000 (UTC) Received: from mail.linuxfoundation.org (mail.linuxfoundation.org [140.211.169.12]) (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 0A112208E4 for ; Wed, 24 Apr 2019 21:15:43 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="q/vVbZY/" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0A112208E4 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from mail.linux-foundation.org (localhost [127.0.0.1]) by mail.linuxfoundation.org (Postfix) with ESMTP id 43AAE16D7; Wed, 24 Apr 2019 21:15:38 +0000 (UTC) Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id 9D54E1606 for ; Wed, 24 Apr 2019 19:17:40 +0000 (UTC) X-Greylist: whitelisted by SQLgrey-1.7.6 Received: from mail-wm1-f65.google.com (mail-wm1-f65.google.com [209.85.128.65]) by smtp1.linuxfoundation.org (Postfix) with ESMTPS id 35852786 for ; Wed, 24 Apr 2019 19:17:40 +0000 (UTC) Received: by mail-wm1-f65.google.com with SMTP id n25so6646439wmk.4 for ; Wed, 24 Apr 2019 12:17:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:from:to:cc:references:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=vWfV/uLxHlKTCY8jgaOm/hsQsubaADZJKJWfjxs7Npo=; b=q/vVbZY/oSONQZN13xcosLByqm2O1DfMuokvB/Zs2CWi9b5hGXmvyq5jC9E3clmH+l mIkrlnMdfjyZvxDJ7sKt77zegqGhpIuSqQ+loZavowwQos0CAq4G8VuC2WsyZSU4w9eS FEpVZEGh+2MtbxAPoEBXG807GvXT+LbvdPixqZwaMbJnTUMyKK9cG9RgV7pugAkrGx0+ VlDqc1JKTGsHMFI/rNNYUesCgEfddgmbZ68Cmkgj3BJX0xcTRbEbCbMwco6Yc1n7sbDy tm3SLEuQ1Aojh+7gfxXY3GPDcxlsHmodwHLzy1agZwERBblJjhvLLUlBgvN1AxNgjjzB +NYQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:from:to:cc:references:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=vWfV/uLxHlKTCY8jgaOm/hsQsubaADZJKJWfjxs7Npo=; b=aFjb/dvsNOH8xgbebPi6KPuDr+oCBxcErMWS9V+9jCSuUXzivtdWdCkHgJ/LDfCKDH MuyMhdE57Aq4DTagOuQVO1kbYaguMNVy5+Ox4yD10mqq52iV8Mt5NQpczL8wYvoXjxLb QbZcnv2KP7czK23q3MmrzsJ5DpNK7A0nE80fw+AmE6NuPvcB4+j/2j7d8Sw9iH1f5nJ6 z9DeNEU0g/NQTn479rt/nyfPrTFtELUnVjD9OLyVhBBe7Y7oFjl6izN3b30w4JHmlS5F mssWYhH27FYyRujJHPYm8YmaluoqCbvnw+wLkg1CXxo8uBlSCxBZbnNIENzTKjbb6KFC ZzQQ== X-Gm-Message-State: APjAAAXgrorNqlcghuCbOOONyh58jw4gv7yaWNPfobmSaRPh4bmP2m9m 32IuaLwBiZvEMErewHFoTTg= X-Google-Smtp-Source: APXvYqy1cGZoaC1duyy6JSmEOesKryNZXcbz5ec5DLtsSEFpsU7HttVUGLgD8gDdtV6ofxfO1zXzUA== X-Received: by 2002:a05:600c:22d1:: with SMTP id 17mr449859wmg.62.1556133458836; Wed, 24 Apr 2019 12:17:38 -0700 (PDT) Received: from ?IPv6:2003:ea:8bd4:5700:c498:ee8f:ff0a:13e5? (p200300EA8BD45700C498EE8FFF0A13E5.dip0.t-ipconnect.de. [2003:ea:8bd4:5700:c498:ee8f:ff0a:13e5]) by smtp.googlemail.com with ESMTPSA id s18sm19261192wmc.41.2019.04.24.12.17.36 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 24 Apr 2019 12:17:37 -0700 (PDT) Subject: [PATCH v2 1/9] PCI: add helper pci_dev_id From: Heiner Kallweit To: Benjamin Herrenschmidt , Michael Ellerman , Oded Gabbay , Alex Deucher , =?UTF-8?Q?Christian_K=c3=b6nig?= , "David (ChunMing) Zhou" , David Airlie , Daniel Vetter , Joerg Roedel , David Woodhouse , Realtek linux nic maintainers , "David S. Miller" , Giuseppe Cavallaro , Alexandre Torgue , Jose Abreu , Maxime Coquelin , Bjorn Helgaas , Benson Leung , Enric Balletbo i Serra , Stephen Rothwell , Paul Mackerras References: <2e1f9a57-6d08-d017-24da-3e6b97fa2449@gmail.com> Message-ID: Date: Wed, 24 Apr 2019 21:11:58 +0200 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: <2e1f9a57-6d08-d017-24da-3e6b97fa2449@gmail.com> Content-Language: en-US X-Mailman-Approved-At: Wed, 24 Apr 2019 21:15:37 +0000 Cc: "open list:8169 10/100/1000 GIGABIT ETHERNET DRIVER" , open list , "open list:RADEON and AMDGPU DRM DRIVERS" , "open list:AMD IOMMU \(AMD-VI\)" , "open list:AMD KFD" , "open list:PCI SUBSYSTEM" , "moderated list:ARM/STM32 ARCHITECTURE" , "moderated list:ARM/STM32 ARCHITECTURE" X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Sender: iommu-bounces@lists.linux-foundation.org Errors-To: iommu-bounces@lists.linux-foundation.org Message-ID: <20190424191158.KdEOuuYzfrD2MuDY6TPg2NDDFuFVkSaZNHIKPISA98w@z> In several places in the kernel we find PCI_DEVID used like this: PCI_DEVID(dev->bus->number, dev->devfn) Therefore create a helper for it. Signed-off-by: Heiner Kallweit --- include/linux/pci.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/include/linux/pci.h b/include/linux/pci.h index 2c056a7a7..28d0313a3 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -598,6 +598,11 @@ struct pci_bus { #define to_pci_bus(n) container_of(n, struct pci_bus, dev) +static inline u16 pci_dev_id(struct pci_dev *dev) +{ + return PCI_DEVID(dev->bus->number, dev->devfn); +} + /* * Returns true if the PCI bus is root (behind host-PCI bridge), * false otherwise -- 2.21.0 _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu