Commit 4ba2aef3 authored by Bjorn Helgaas's avatar Bjorn Helgaas
Browse files

xtensa/PCI: get rid of device resource fixups 



Tell the PCI core about host bridge address translation so it can take
care of bus-to-resource conversion for us.

CC: Chris Zankel <chris@zankel.net>
Signed-off-by: default avatarBjorn Helgaas <bhelgaas@google.com>
parent ac1edcc5

arch/xtensa/kernel/pci.c

+1 −16
Original line number Diff line number Diff line
@@ -153,7 +153,7 @@ static void __init pci_controller_apertures(struct pci_controller *pci_ctrl, 
	}

	res->start += io_offset;

	res->end += io_offset;

	pci_add_resource(resources, res);

	pci_add_resource_offset(resources, res, io_offset);



	for (i = 0; i < 3; i++) {

		res = &pci_ctrl->mem_resources[i];
@@ -200,24 +200,9 @@ subsys_initcall(pcibios_init); 


void __init pcibios_fixup_bus(struct pci_bus *bus)

{

	struct pci_controller *pci_ctrl = bus->sysdata;

	struct resource *res;

	unsigned long io_offset;

	int i;



	io_offset = (unsigned long)pci_ctrl->io_space.base;

	if (bus->parent) {

		/* This is a subordinate bridge */

		pci_read_bridge_bases(bus);



		for (i = 0; i < 4; i++) {

			if ((res = bus->resource[i]) == NULL || !res->flags)

				continue;

			if (io_offset && (res->flags & IORESOURCE_IO)) {

				res->start += io_offset;

				res->end += io_offset;

			}

		}

	}

}