On Thursday 30 October 2014 11:44:48 Lorenzo Pieralisi wrote: > Most if not all ARM PCI host controller device drivers either ignore the > domain field in the pci_sys_data structure or just increment it every > time a host controller is probed, using it as a domain counter. > > Therefore, instead of relying on pci_sys_data to stash the domain number > in a standard location, ARM pcibios code can be moved to the newly > introduced generic PCI domains code, implemented in commits: > > commit 41e5c0f81d3e676d671d96a0a1fafb27abfbd9 > ("of/pci: Add pci_get_new_domain_nr() and of_get_pci_domain_nr()") > > commit 670ba0c8883b576d0aec28bd7a838358a4be1 > ("PCI: Add generic domain handling") > > In order to assign a domain number dynamically, the ARM pcibios defines > the function, called by core PCI code: > > void pci_bus_assign_domain_nr(...) > > that relies on a DT property to define the domain number or falls back to > a counter; its usage replaces the current domain assignment code in PCI > host controllers present in the kernel. > > Cc: Arnd Bergmann <arnd@xxxxxxxx> > Cc: Phil Edworthy <phil.edworthy@xxxxxxxxxxx> > Cc: Jason Gunthorpe <jgunthorpe@xxxxxxxxxxxxxxxxxxxx> > Cc: Jingoo Han <jg1.han@xxxxxxxxxxx> > Cc: Bjorn Helgaas <bhelgaas@xxxxxxxxxx> > Cc: Russell King <linux@xxxxxxxxxxxxxxxx> > Cc: Mohit Kumar <mohit.kumar@xxxxxx> > Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@xxxxxxx> > Acked-by: Arnd Bergmann <arnd@xxxxxxxx> Very nice! -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html