From patchwork Wed Dec 16 15:16:18 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tomasz Nowicki X-Patchwork-Id: 7862751 X-Patchwork-Delegate: bhelgaas@google.com Return-Path: X-Original-To: patchwork-linux-pci@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 5A80BBEEE1 for ; Wed, 16 Dec 2015 15:22:58 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 7913D20382 for ; Wed, 16 Dec 2015 15:22:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9EBBA2035E for ; Wed, 16 Dec 2015 15:22:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934016AbbLPPWZ (ORCPT ); Wed, 16 Dec 2015 10:22:25 -0500 Received: from mail-wm0-f51.google.com ([74.125.82.51]:34096 "EHLO mail-wm0-f51.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965761AbbLPPRy (ORCPT ); Wed, 16 Dec 2015 10:17:54 -0500 Received: by mail-wm0-f51.google.com with SMTP id l126so44170285wml.1 for ; Wed, 16 Dec 2015 07:17:54 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=semihalf-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=9XKKTNV44mEUBcAH7VvSXBkWzVDPxcbLPJpgEn3sYbQ=; b=hInraq8zrwD1u8lDgporfQxEmX4JCATnH2GvZaZDhSpTKR5ZwRzMziBdH5n3YBQQ/J bl9bKSqyXqu9pj5nvHZb6kkk2ge4Gy4WpPlYmZoV9WLTku20aJwIYch6mJI4Gpa7nD8d 19QkTmqUP7cdhlfVnPg1LQ9XaFfFcrQQ+Drau5jHmCIdUZ9MF/OC/SsumPOKbl+oizyj FsXE6tdKy9SnsQcp74/vPxplAIh7J7oIJpkZD89l85rw1LvRKLo+P/QGY1jqau5wwpNj wtTFz5MsA5IHQYHQuGdhrClvSAeLURc8PLRLEkH9nUv5OOFBA+Eiz5fc4xGfwmvsXQ9b Jg/A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=9XKKTNV44mEUBcAH7VvSXBkWzVDPxcbLPJpgEn3sYbQ=; b=BHTuHuPG1xoNpY/sqLtGJfs1rrcj/MH48qb/qYikE8CdcjkD8r8Gw/0Crp+dltcE+U LFTO+Jn1JvTIfj6rVP54KwjKVG0KhvnzrAPhwa0+ZG29BaZEAqdyb/Qk6hi1msvX/Jbp SEt8jrg5B1WE1rZKBPSPmrqEZTiHVCr6zQ/uRsZpxSMxS/LNNqWRNQ3rhAuoGwt8e9fg XasZfT4uPL4D/dllxifKq7flCsYotzyEiKWkB+otb6FH+J/Z0PeGOrE6g5OG54KaVotA kQVwMnRThzo/Qv/XoyzzHxkRabNnY3SJUHpkdOfqxMmdBJ32KWc7dRXdtt1o8D9EJLVj vcOQ== X-Gm-Message-State: ALoCoQnncMV11Cw1bobDrbQwzTkEewfbklxYGHoDk/A4YULcrq3cYiEJRbgY/voAQb0BECECpfg9sY/QkCZxuQ9Eu35s5zMs9A== X-Received: by 10.28.35.143 with SMTP id j137mr12062999wmj.23.1450279073848; Wed, 16 Dec 2015 07:17:53 -0800 (PST) Received: from tn-HP-4.semihalf.local ([80.82.22.190]) by smtp.gmail.com with ESMTPSA id z17sm6438761wjq.1.2015.12.16.07.17.52 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Wed, 16 Dec 2015 07:17:53 -0800 (PST) From: Tomasz Nowicki To: bhelgaas@google.com, arnd@arndb.de, will.deacon@arm.com, catalin.marinas@arm.com, rjw@rjwysocki.net, hanjun.guo@linaro.org, Lorenzo.Pieralisi@arm.com, okaya@codeaurora.org, jiang.liu@linux.intel.com, Stefano.Stabellini@eu.citrix.com Cc: robert.richter@caviumnetworks.com, mw@semihalf.com, Liviu.Dudau@arm.com, ddaney@caviumnetworks.com, tglx@linutronix.de, wangyijing@huawei.com, Suravee.Suthikulpanit@amd.com, msalter@redhat.com, linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, linaro-acpi@lists.linaro.org, jchandra@broadcom.com, jcm@redhat.com, Tomasz Nowicki Subject: [PATCH V2 08/23] arm64, acpi: Use empty PCI config space accessors from mcfg.c file. Date: Wed, 16 Dec 2015 16:16:18 +0100 Message-Id: <1450278993-12664-9-git-send-email-tn@semihalf.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1450278993-12664-1-git-send-email-tn@semihalf.com> References: <1450278993-12664-1-git-send-email-tn@semihalf.com> Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org X-Spam-Status: No, score=-6.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_HI,T_DKIM_INVALID,T_RP_MATCHES_RCVD,UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP We can now use previously prepared empty ACPI RAW accessors and cleanup a bit before adding full support for PCI host bridge driver. Signed-off-by: Tomasz Nowicki Tested-by: Suravee Suthikulpanit --- arch/arm64/Kconfig | 6 ++++++ arch/arm64/kernel/pci.c | 15 --------------- 2 files changed, 6 insertions(+), 15 deletions(-) diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 871f217..d65d315 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -92,6 +92,7 @@ config ARM64 select SPARSE_IRQ select SYSCTL_EXCEPTION_TRACE select HAVE_CONTEXT_TRACKING + select HAVE_PCI_ECAM help ARM 64-bit (AArch64) Linux support. @@ -207,6 +208,11 @@ source "drivers/pci/Kconfig" source "drivers/pci/pcie/Kconfig" source "drivers/pci/hotplug/Kconfig" +config PCI_MMCONFIG + def_bool y + select PCI_ECAM + depends on ACPI + endmenu menu "Kernel Features" diff --git a/arch/arm64/kernel/pci.c b/arch/arm64/kernel/pci.c index b3d098b..023b983 100644 --- a/arch/arm64/kernel/pci.c +++ b/arch/arm64/kernel/pci.c @@ -61,21 +61,6 @@ int pcibios_add_device(struct pci_dev *dev) return 0; } -/* - * raw_pci_read/write - Platform-specific PCI config space access. - */ -int raw_pci_read(unsigned int domain, unsigned int bus, - unsigned int devfn, int reg, int len, u32 *val) -{ - return -ENXIO; -} - -int raw_pci_write(unsigned int domain, unsigned int bus, - unsigned int devfn, int reg, int len, u32 val) -{ - return -ENXIO; -} - #ifdef CONFIG_ACPI /* Root bridge scanning */ struct pci_bus *pci_acpi_scan_root(struct acpi_pci_root *root)