diff options
Diffstat (limited to 'arch/mips/pci/pci.c')
| -rw-r--r-- | arch/mips/pci/pci.c | 89 | 
1 files changed, 9 insertions, 80 deletions
| diff --git a/arch/mips/pci/pci.c b/arch/mips/pci/pci.c index aec2b111d35b..0514866fa925 100644 --- a/arch/mips/pci/pci.c +++ b/arch/mips/pci/pci.c @@ -20,16 +20,9 @@  #include <asm/cpu-info.h>  /* - * Indicate whether we respect the PCI setup left by the firmware. - * - * Make this long-lived  so that we know when shutting down - * whether we probed only or not. + * If PCI_PROBE_ONLY in pci_flags is set, we don't change any PCI resource + * assignments.   */ -int pci_probe_only; - -#define PCI_ASSIGN_ALL_BUSSES	1 - -unsigned int pci_probe = PCI_ASSIGN_ALL_BUSSES;  /*   * The PCI controller list. @@ -92,11 +85,12 @@ static void __devinit pcibios_scanbus(struct pci_controller *hose)  	if (!hose->iommu)  		PCI_DMA_BUS_IS_PHYS = 1; -	if (hose->get_busno && pci_probe_only) +	if (hose->get_busno && pci_has_flag(PCI_PROBE_ONLY))  		next_busno = (*hose->get_busno)(); -	pci_add_resource(&resources, hose->mem_resource); -	pci_add_resource(&resources, hose->io_resource); +	pci_add_resource_offset(&resources, +				hose->mem_resource, hose->mem_offset); +	pci_add_resource_offset(&resources, hose->io_resource, hose->io_offset);  	bus = pci_scan_root_bus(NULL, next_busno, hose->pci_ops, hose,  				&resources);  	if (!bus) @@ -115,7 +109,7 @@ static void __devinit pcibios_scanbus(struct pci_controller *hose)  			need_domain_info = 1;  		} -		if (!pci_probe_only) { +		if (!pci_has_flag(PCI_PROBE_ONLY)) {  			pci_bus_size_bridges(bus);  			pci_bus_assign_resources(bus);  			pci_enable_bridges(bus); @@ -241,7 +235,7 @@ static int pcibios_enable_resources(struct pci_dev *dev, int mask)  unsigned int pcibios_assign_all_busses(void)  { -	return (pci_probe & PCI_ASSIGN_ALL_BUSSES) ? 1 : 0; +	return 1;  }  int pcibios_enable_device(struct pci_dev *dev, int mask) @@ -254,45 +248,13 @@ int pcibios_enable_device(struct pci_dev *dev, int mask)  	return pcibios_plat_dev_init(dev);  } -static void pcibios_fixup_device_resources(struct pci_dev *dev, -	struct pci_bus *bus) -{ -	/* Update device resources.  */ -	struct pci_controller *hose = (struct pci_controller *)bus->sysdata; -	unsigned long offset = 0; -	int i; - -	for (i = 0; i < PCI_NUM_RESOURCES; i++) { -		if (!dev->resource[i].start) -			continue; -		if (dev->resource[i].flags & IORESOURCE_IO) -			offset = hose->io_offset; -		else if (dev->resource[i].flags & IORESOURCE_MEM) -			offset = hose->mem_offset; - -		dev->resource[i].start += offset; -		dev->resource[i].end += offset; -	} -} -  void __devinit pcibios_fixup_bus(struct pci_bus *bus)  { -	/* Propagate hose info into the subordinate devices.  */ - -	struct list_head *ln;  	struct pci_dev *dev = bus->self; -	if (pci_probe_only && dev && +	if (pci_has_flag(PCI_PROBE_ONLY) && dev &&  	    (dev->class >> 8) == PCI_CLASS_BRIDGE_PCI) {  		pci_read_bridge_bases(bus); -		pcibios_fixup_device_resources(dev, bus); -	} - -	for (ln = bus->devices.next; ln != &bus->devices; ln = ln->next) { -		dev = pci_dev_b(ln); - -		if ((dev->class >> 8) != PCI_CLASS_BRIDGE_PCI) -			pcibios_fixup_device_resources(dev, bus);  	}  } @@ -302,40 +264,7 @@ pcibios_update_irq(struct pci_dev *dev, int irq)  	pci_write_config_byte(dev, PCI_INTERRUPT_LINE, irq);  } -void pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region, -			 struct resource *res) -{ -	struct pci_controller *hose = (struct pci_controller *)dev->sysdata; -	unsigned long offset = 0; - -	if (res->flags & IORESOURCE_IO) -		offset = hose->io_offset; -	else if (res->flags & IORESOURCE_MEM) -		offset = hose->mem_offset; - -	region->start = res->start - offset; -	region->end = res->end - offset; -} - -void __devinit -pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res, -			struct pci_bus_region *region) -{ -	struct pci_controller *hose = (struct pci_controller *)dev->sysdata; -	unsigned long offset = 0; - -	if (res->flags & IORESOURCE_IO) -		offset = hose->io_offset; -	else if (res->flags & IORESOURCE_MEM) -		offset = hose->mem_offset; - -	res->start = region->start + offset; -	res->end = region->end + offset; -} -  #ifdef CONFIG_HOTPLUG -EXPORT_SYMBOL(pcibios_resource_to_bus); -EXPORT_SYMBOL(pcibios_bus_to_resource);  EXPORT_SYMBOL(PCIBIOS_MIN_IO);  EXPORT_SYMBOL(PCIBIOS_MIN_MEM);  #endif | 
