From patchwork Tue May 15 05:58:16 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jan Kiszka X-Patchwork-Id: 10399953 X-Patchwork-Delegate: bhelgaas@google.com Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 9C298600F4 for ; Tue, 15 May 2018 06:00:44 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 6996028673 for ; Tue, 15 May 2018 06:00:44 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 5EB5D28676; Tue, 15 May 2018 06:00:44 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D9CB028673 for ; Tue, 15 May 2018 06:00:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752296AbeEOGAQ (ORCPT ); Tue, 15 May 2018 02:00:16 -0400 Received: from david.siemens.de ([192.35.17.14]:60872 "EHLO david.siemens.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752189AbeEOF6n (ORCPT ); Tue, 15 May 2018 01:58:43 -0400 Received: from mail1.siemens.de (mail1.siemens.de [139.23.33.14]) by david.siemens.de (8.15.2/8.15.2) with ESMTPS id w4F5wL7q017635 (version=TLSv1.2 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 15 May 2018 07:58:21 +0200 Received: from md1f2u6c.zg.swisshotel-zug.ch ([167.87.56.156]) by mail1.siemens.de (8.15.2/8.15.2) with ESMTP id w4F5wHpd000761; Tue, 15 May 2018 07:58:21 +0200 From: Jan Kiszka To: Bjorn Helgaas , Linux Kernel Mailing List , linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: Vladimir Zapolskiy Subject: [PATCH v3 8/8] PCI: Enable PCI_DOMAINS along with generic PCI host controller Date: Tue, 15 May 2018 07:58:16 +0200 Message-Id: X-Mailer: git-send-email 2.13.6 In-Reply-To: References: In-Reply-To: References: Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Jan Kiszka This controller is often instantiated by hypervisors, and they may add multiple of them or add them in addition to a physical host controller like the Jailhouse hypervisor is doing. Therefore allow for multiple domains so that we can handle them all. Signed-off-by: Jan Kiszka --- drivers/pci/host/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/pci/host/Kconfig b/drivers/pci/host/Kconfig index 0d0177ce436c..3d25b35bb5ab 100644 --- a/drivers/pci/host/Kconfig +++ b/drivers/pci/host/Kconfig @@ -68,6 +68,7 @@ config PCI_HOST_GENERIC depends on (ARM || ARM64) && OF select PCI_HOST_COMMON select IRQ_DOMAIN + select PCI_DOMAINS help Say Y here if you want to support a simple generic PCI host controller, such as the one emulated by kvmtool.