Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753373AbbGOQzE (ORCPT ); Wed, 15 Jul 2015 12:55:04 -0400 Received: from mail-ig0-f174.google.com ([209.85.213.174]:37586 "EHLO mail-ig0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753266AbbGOQy6 (ORCPT ); Wed, 15 Jul 2015 12:54:58 -0400 From: David Daney To: linux-arm-kernel@lists.infradead.org, Catalin Marinas , Will Deacon , Bjorn Helgaas , linux-pci@vger.kernel.org, Thomas Gleixner , Jason Cooper Cc: linux-kernel@vger.kernel.org, Robert Richter , David Daney Subject: [PATCH 3/5] arm64, pci: Allow RC drivers to supply pcibios_add_device() implementation. Date: Wed, 15 Jul 2015 09:54:43 -0700 Message-Id: <1436979285-8177-4-git-send-email-ddaney.cavm@gmail.com> X-Mailer: git-send-email 1.7.11.7 In-Reply-To: <1436979285-8177-1-git-send-email-ddaney.cavm@gmail.com> References: <1436979285-8177-1-git-send-email-ddaney.cavm@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1668 Lines: 59 From: David Daney The default is to continue doing the what we have done before, but add a hook so that this can be overridden. Signed-off-by: David Daney --- arch/arm64/include/asm/pci.h | 3 +++ arch/arm64/kernel/pci.c | 10 ++++++++++ 2 files changed, 13 insertions(+) diff --git a/arch/arm64/include/asm/pci.h b/arch/arm64/include/asm/pci.h index b008a72..ad3fb18 100644 --- a/arch/arm64/include/asm/pci.h +++ b/arch/arm64/include/asm/pci.h @@ -37,6 +37,9 @@ static inline int pci_proc_domain(struct pci_bus *bus) { return 1; } + +void set_pcibios_add_device(int (*arg)(struct pci_dev *)); + #endif /* CONFIG_PCI */ #endif /* __KERNEL__ */ diff --git a/arch/arm64/kernel/pci.c b/arch/arm64/kernel/pci.c index 4095379..3356023 100644 --- a/arch/arm64/kernel/pci.c +++ b/arch/arm64/kernel/pci.c @@ -38,11 +38,21 @@ resource_size_t pcibios_align_resource(void *data, const struct resource *res, return res->start; } +static int (*pcibios_add_device_impl)(struct pci_dev *); + +void set_pcibios_add_device(int (*arg)(struct pci_dev *)) +{ + pcibios_add_device_impl = arg; +} + /* * Try to assign the IRQ number from DT when adding a new device */ int pcibios_add_device(struct pci_dev *dev) { + if (pcibios_add_device_impl) + return pcibios_add_device_impl(dev); + dev->irq = of_irq_parse_and_map_pci(dev, 0, 0); return 0; -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/