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authorWei Yang <weiyang@linux.vnet.ibm.com>2016-03-04 02:53:04 +0300
committerMichael Ellerman <mpe@ellerman.id.au>2016-03-09 01:58:14 +0300
commit7b77061f8d03cdaf71d91ea356835131d651b103 (patch)
tree19c1bf91b380bb848c779ff6840d521ef67d06c1 /drivers/pci/bus.c
parentc194f7ea7f68f2690533832ec22f0d7ed4f2d74d (diff)
downloadlinux-7b77061f8d03cdaf71d91ea356835131d651b103.tar.xz
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 <weiyang@linux.vnet.ibm.com> Reviewed-by: Gavin Shan <gwshan@linux.vnet.ibm.com> Acked-by: Bjorn Helgaas <bhelgaas@google.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'drivers/pci/bus.c')
-rw-r--r--drivers/pci/bus.c3
1 files changed, 3 insertions, 0 deletions
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);