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powerpc/pci: Cosmetic cleanups of pci-common.c 

This does a few cosmetic cleanups, moving a couple of things around
but without actually changing what the code does.

(There is a minor change in ordering of operations in
pcibios_setup_bus_devices but it should have no impact).

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Benjamin Herrenschmidt 2008-10-27 19:48:56 +00:00 коммит произвёл Paul Mackerras
Родитель fd6852c8fa
Коммит 7eef440a54
1 изменённых файлов: 36 добавлений и 41 удалений
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77
arch/powerpc/kernel/pci-common.c
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@ -203,25 +203,6 @@ char __devinit *pcibios_setup(char *str)
return str;
}
static void __devinit pcibios_setup_new_device(struct pci_dev *dev)
{
struct dev_archdata *sd = &dev->dev.archdata;
sd->of_node = pci_device_to_OF_node(dev);
pr_debug("PCI: device %s OF node: %s\n", pci_name(dev),
sd->of_node ? sd->of_node->full_name : "<none>");
sd->dma_ops = pci_dma_ops;
#ifdef CONFIG_PPC32
sd->dma_data = (void *)PCI_DRAM_OFFSET;
#endif
set_dev_node(&dev->dev, pcibus_to_node(dev->bus));
if (ppc_md.pci_dma_dev_setup)
ppc_md.pci_dma_dev_setup(dev);
}
/*
* Reads the interrupt pin to determine if interrupt is use by card.
* If the interrupt is used, then gets the interrupt line from the
@ -1074,33 +1055,14 @@ static void __devinit pcibios_fixup_bridge(struct pci_bus *bus)
}
}
void __devinit pcibios_setup_bus_devices(struct pci_bus *bus)
{
struct pci_dev *dev;
pr_debug("PCI: Fixup bus %d (%s)\n",
bus->number, bus->self ? pci_name(bus->self) : "PHB");
/* Setup DMA for all PCI devices on that bus */
list_for_each_entry(dev, &bus->devices, bus_list)
pcibios_setup_new_device(dev);
/* Read default IRQs and fixup if necessary */
list_for_each_entry(dev, &bus->devices, bus_list) {
pci_read_irq_line(dev);
if (ppc_md.pci_irq_fixup)
ppc_md.pci_irq_fixup(dev);
}
}
void __devinit pcibios_setup_bus_self(struct pci_bus *bus)
{
/* Fix up the bus resources */
/* Fix up the bus resources for P2P bridges */
if (bus->self != NULL)
pcibios_fixup_bridge(bus);
/* Platform specific bus fixups. This is currently only used
* by fsl_pci and I'm hoping getting rid of it at some point
* by fsl_pci and I'm hoping to get rid of it at some point
*/
if (ppc_md.pcibios_fixup_bus)
ppc_md.pcibios_fixup_bus(bus);
@ -1110,10 +1072,43 @@ void __devinit pcibios_setup_bus_self(struct pci_bus *bus)
ppc_md.pci_dma_bus_setup(bus);
}
void __devinit pcibios_setup_bus_devices(struct pci_bus *bus)
{
struct pci_dev *dev;
pr_debug("PCI: Fixup bus devices %d (%s)\n",
bus->number, bus->self ? pci_name(bus->self) : "PHB");
list_for_each_entry(dev, &bus->devices, bus_list) {
struct dev_archdata *sd = &dev->dev.archdata;
/* Setup OF node pointer in archdata */
sd->of_node = pci_device_to_OF_node(dev);
/* Fixup NUMA node as it may not be setup yet by the generic
* code and is needed by the DMA init
*/
set_dev_node(&dev->dev, pcibus_to_node(dev->bus));
/* Hook up default DMA ops */
sd->dma_ops = pci_dma_ops;
sd->dma_data = (void *)PCI_DRAM_OFFSET;
/* Additional platform DMA/iommu setup */
if (ppc_md.pci_dma_dev_setup)
ppc_md.pci_dma_dev_setup(dev);
/* Read default IRQs and fixup if necessary */
pci_read_irq_line(dev);
if (ppc_md.pci_irq_fixup)
ppc_md.pci_irq_fixup(dev);
}
}
void __devinit pcibios_fixup_bus(struct pci_bus *bus)
{
/* When called from the generic PCI probe, read PCI<->PCI bridge
* bases. This isn't called when generating the PCI tree from
* bases. This is -not- called when generating the PCI tree from
* the OF device-tree.
*/
if (bus->self != NULL)