From 7b77061f8d03cdaf71d91ea356835131d651b103 Mon Sep 17 00:00:00 2001 From: Wei Yang Date: Fri, 4 Mar 2016 10:53:04 +1100 Subject: [PATCH] PCI: Add pcibios_bus_add_device() weak function This adds weak function pcibios_bus_add_device() for arch dependent code could do proper setup. For example, powerpc could setup EEH related resources for SRIOV VFs. Signed-off-by: Wei Yang Reviewed-by: Gavin Shan Acked-by: Bjorn Helgaas Signed-off-by: Michael Ellerman --- drivers/pci/bus.c | 3 +++ include/linux/pci.h | 1 + 2 files changed, 4 insertions(+) diff --git a/drivers/pci/bus.c b/drivers/pci/bus.c index 89b3befc7155..6469ff6208b0 100644 --- a/drivers/pci/bus.c +++ b/drivers/pci/bus.c @@ -271,6 +271,8 @@ bool pci_bus_clip_resource(struct pci_dev *dev, int idx) void __weak pcibios_resource_survey_bus(struct pci_bus *bus) { } +void __weak pcibios_bus_add_device(struct pci_dev *pdev) { } + /** * pci_bus_add_device - start driver for a single device * @dev: device to add @@ -285,6 +287,7 @@ void pci_bus_add_device(struct pci_dev *dev) * Can not put in pci_device_add yet because resources * are not assigned yet for some devices. */ + pcibios_bus_add_device(dev); pci_fixup_device(pci_fixup_final, dev); pci_create_sysfs_dev_files(dev); pci_proc_attach_device(dev); diff --git a/include/linux/pci.h b/include/linux/pci.h index 3db5e30e8ede..bc435d6293d2 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -770,6 +770,7 @@ extern struct list_head pci_root_buses; /* list of all known PCI buses */ int no_pci_devices(void); void pcibios_resource_survey_bus(struct pci_bus *bus); +void pcibios_bus_add_device(struct pci_dev *pdev); void pcibios_add_bus(struct pci_bus *bus); void pcibios_remove_bus(struct pci_bus *bus); void pcibios_fixup_bus(struct pci_bus *); -- 2.20.1