From patchwork Wed Mar 1 15:53:13 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jon Mason X-Patchwork-Id: 734263 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3vYKjs4ZY3z9s7j for ; Thu, 2 Mar 2017 02:53:37 +1100 (AEDT) Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=broadcom.com header.i=@broadcom.com header.b="DiqHyNPl"; dkim-atps=neutral Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751617AbdCAPxe (ORCPT ); Wed, 1 Mar 2017 10:53:34 -0500 Received: from mail-qk0-f174.google.com ([209.85.220.174]:35503 "EHLO mail-qk0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751150AbdCAPxa (ORCPT ); Wed, 1 Mar 2017 10:53:30 -0500 Received: by mail-qk0-f174.google.com with SMTP id u188so76717683qkc.2 for ; Wed, 01 Mar 2017 07:53:24 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; h=from:to:cc:subject:date:message-id; bh=NIT8aEyMdus08QXBArWe5ZFJGbspdc3yNegJd302bOk=; b=DiqHyNPlT/aYolsFYMu+tMdMAlRizOfBqLrxKZRbPTu1Er6jaMvMwv6qmvaa6LPA+e FZA/3EBMyADqSZhM+abWt9eOgLaJ5NrNi2XXkipCDDA6EzKGjaVcaR/0IaLNvR6rb+dY Bel0He4LXO2+aHN1ew/lvJNMAH9LMzXkqaLg8= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=NIT8aEyMdus08QXBArWe5ZFJGbspdc3yNegJd302bOk=; b=gphvDmD3iLo5/xlBh3NkCkeBqTKrgyu699jX8Vs5itr4XZNh2GZquL/E5UCVdVnHCg ymyPOeCSO0YxLWd/7WOdmAigvcpGsBKrR99XDSJZO6ahxVFinZG8fafUQrU0QSKLSOKG ege5kktADMQyIPyZ7FWxxGLbqWXMNtE8CWY/rGQzkHcPWRuIsBDecHEf/eRPLIZaEgw4 FNbfQKMdm88GBF7Mgz4BIlMHv+1YCNBItjubTEMVdzos55gRBMgkSq6hVtfsDh0HyyWY Le486uZ9iM/qbFwcURETQtEMtlxu+wcLib4g9/0SPOhQPmVSDXJagcXjFyLlqVhqzybc jlRA== X-Gm-Message-State: AMke39nZBrpNPOhfRfcT8givp3z8OsvF27mL+huyi5ptOc9Cl2NSh518gXIUydZOF4jx0nwN X-Received: by 10.237.57.37 with SMTP id l34mr10737973qte.114.1488383604030; Wed, 01 Mar 2017 07:53:24 -0800 (PST) Received: from venom.dhcp.broadcom.net ([192.19.218.250]) by smtp.gmail.com with ESMTPSA id g66sm3365971qkb.55.2017.03.01.07.53.22 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Wed, 01 Mar 2017 07:53:23 -0800 (PST) From: Jon Mason To: Bjorn Helgaas Cc: linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, bcm-kernel-feedback-list@broadcom.com, Jon Mason Subject: [PATCH] PCI: iproc: Add PCI_DOMAIN dependency to PCI Kconfig Date: Wed, 1 Mar 2017 10:53:13 -0500 Message-Id: <1488383593-31666-1-git-send-email-jon.mason@broadcom.com> X-Mailer: git-send-email 2.7.4 Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org From: Jon Mason 2+ PCI devices fail to be discovered due to each bus having the same PCI domain. This is because the domain defined in the device tree file is not being added due to PCI_DOMAIN not being enabled. So, every PCI bus has a domain of zero. When PCI_DOMAIN is selected by the Kconfig, it picks-up the domain defined in the device tree file and everything works as expected. Since both PCIE_IPROC_PLATFORM and PCIE_IPROC_BCMA need PCI_DOMAIN, moving it to PCIE_IPROC (so it can be automatically selected for both). Signed-off-by: Jon Mason --- drivers/pci/host/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pci/host/Kconfig b/drivers/pci/host/Kconfig index 898d2c4..82496b6 100644 --- a/drivers/pci/host/Kconfig +++ b/drivers/pci/host/Kconfig @@ -165,6 +165,7 @@ config PCI_VERSATILE config PCIE_IPROC tristate + select PCI_DOMAINS help This enables the iProc PCIe core controller support for Broadcom's iProc family of SoCs. An appropriate bus interface driver needs @@ -185,7 +186,6 @@ config PCIE_IPROC_BCMA depends on ARM && (ARCH_BCM_IPROC || COMPILE_TEST) select PCIE_IPROC select BCMA - select PCI_DOMAINS default ARCH_BCM_5301X help Say Y here if you want to use the Broadcom iProc PCIe controller