From mboxrd@z Thu Jan 1 00:00:00 1970 From: Gavin Shan Subject: [PATCH v6 14/42] powerpc/pci: Override pcibios_setup_bridge() Date: Thu, 6 Aug 2015 14:11:19 +1000 Message-ID: <1438834307-26960-15-git-send-email-gwshan@linux.vnet.ibm.com> References: <1438834307-26960-1-git-send-email-gwshan@linux.vnet.ibm.com> Return-path: In-Reply-To: <1438834307-26960-1-git-send-email-gwshan@linux.vnet.ibm.com> Sender: linux-pci-owner@vger.kernel.org To: linuxppc-dev@lists.ozlabs.org Cc: linux-pci@vger.kernel.org, devicetree@vger.kernel.org, benh@kernel.crashing.org, mpe@ellerman.id.au, bhelgaas@google.com, grant.likely@linaro.org, robherring2@gmail.com, panto@antoniou-consulting.com, aik@ozlabs.ru, Gavin Shan List-Id: devicetree@vger.kernel.org The patch overrides pcibios_setup_bridge(), called to update PCI bridge windows at completion of PCI resource assignment, to assign PE and setup various (resource) mapping in next patch. Signed-off-by: Gavin Shan --- arch/powerpc/include/asm/pci-bridge.h | 2 ++ arch/powerpc/kernel/pci-common.c | 8 ++++++++ 2 files changed, 10 insertions(+) diff --git a/arch/powerpc/include/asm/pci-bridge.h b/arch/powerpc/include/asm/pci-bridge.h index d627abf..65357a9 100644 --- a/arch/powerpc/include/asm/pci-bridge.h +++ b/arch/powerpc/include/asm/pci-bridge.h @@ -34,6 +34,8 @@ struct pci_controller_ops { /* Called during PCI resource reassignment */ resource_size_t (*window_alignment)(struct pci_bus *bus, unsigned long type); + void (*setup_bridge)(struct pci_bus *bus, + unsigned long type); void (*reset_secondary_bus)(struct pci_dev *dev); #ifdef CONFIG_PCI_MSI diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c index b9de34d..9c88dcd1 100644 --- a/arch/powerpc/kernel/pci-common.c +++ b/arch/powerpc/kernel/pci-common.c @@ -123,6 +123,14 @@ resource_size_t pcibios_window_alignment(struct pci_bus *bus, return 1; } +void pcibios_setup_bridge(struct pci_bus *bus, unsigned long type) +{ + struct pci_controller *hose = pci_bus_to_host(bus); + + if (hose->controller_ops.setup_bridge) + hose->controller_ops.setup_bridge(bus, type); +} + void pcibios_reset_secondary_bus(struct pci_dev *dev) { struct pci_controller *phb = pci_bus_to_host(dev->bus); -- 2.1.0