From: Wei Yang <weiyang@xxxxxxxxxxxxxxxxxx>
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 <weiyang@xxxxxxxxxxxxxxxxxx>
Reviewed-by: Gavin Shan <gwshan@xxxxxxxxxxxxxxxxxx>
Acked-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
---
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 89b3bef..6469ff6 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 3db5e30..bc435d62 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 *);
--
2.1.0
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