9d981ea5d4
Some PCI drivers may need to adjust the pci_bus structure after it has been allocated by the Linux PCI core. The PCI core allows architectures to implement the pcibios_add_bus() and pcibios_remove_bus() for this purpose. This commit therefore extends the hw_pci and pci_sys_data structures of the ARM PCI core to allow PCI drivers to register ->add_bus() and ->remove_bus() in hw_pci, which will get called when a bus is added or removed from the system. This will be used for example by the Marvell PCIe driver to connect a particular PCI bus with its corresponding MSI chip to handle Message Signaled Interrupts. Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Reviewed-by: Thierry Reding <thierry.reding@gmail.com> Acked-by: Russell King <rmk+kernel@arm.linux.org.uk> Tested-by: Daniel Price <daniel.price@gmail.com> Tested-by: Thierry Reding <thierry.reding@gmail.com> Signed-off-by: Jason Cooper <jason@lakedaemon.net> |
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| uapi/asm | ||