Messages in this thread | | | From | Arnd Bergmann <> | Subject | Re: [RFC 2/4] PCI: generic: Add support for ARM64 and MSI(x) | Date | Tue, 30 Sep 2014 20:54:41 +0200 |
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On Tuesday 30 September 2014 18:48:21 Liviu Dudau wrote: > > > > > These are the functions I found that refer to pci_sys_data on arm32: > > > > > > > > > > pcibios_add_bus > > > > > pcibios_remove_bus > > These are only needed if you want to do per HB processing of the bus > > > > > > pcibios_align_resource > > mvebu is the only user of this function. > > > > > > pci_mmap_page_range > > This is only needed when mapping a PCI resource to userspace. Is that your case here? > > > > > > pci_domain_nr > > > > > pci_proc_domain > > We have equivalent functionality in the generic patches for those. >
We clearly don't need those functions for the new drivers, but that's not the point. The problem is that when you build a kernel that has both a traditional host bridge driver and a new one in it, you always get those functions and they get called from the PCI core, with incorrect arguments.
Arnd
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