Differential D47341 Diff 145763 sys/dev/acpica/acpi_pci.c

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sys/dev/acpica/acpi_pci.c

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	static int acpi_pci_write_ivar(device_t dev, device_t child, int which,			static int acpi_pci_write_ivar(device_t dev, device_t child, int which,
	uintptr_t value);			uintptr_t value);
	static ACPI_STATUS acpi_pci_save_handle(ACPI_HANDLE handle, UINT32 level,			static ACPI_STATUS acpi_pci_save_handle(ACPI_HANDLE handle, UINT32 level,
	void context, void *status);			void context, void *status);
	static int acpi_pci_set_powerstate_method(device_t dev, device_t child,			static int acpi_pci_set_powerstate_method(device_t dev, device_t child,
	int state);			int state);
	static void acpi_pci_update_device(ACPI_HANDLE handle, device_t pci_child);			static void acpi_pci_update_device(ACPI_HANDLE handle, device_t pci_child);
	static bus_dma_tag_t acpi_pci_get_dma_tag(device_t bus, device_t child);			static bus_dma_tag_t acpi_pci_get_dma_tag(device_t bus, device_t child);
				static int acpi_pci_get_domain(device_t dev, device_t child, int *domain);

	static device_method_t acpi_pci_methods[] = {			static device_method_t acpi_pci_methods[] = {
	/* Device interface */			/* Device interface */
	DEVMETHOD(device_probe, acpi_pci_probe),			DEVMETHOD(device_probe, acpi_pci_probe),
	DEVMETHOD(device_attach, acpi_pci_attach),			DEVMETHOD(device_attach, acpi_pci_attach),
	DEVMETHOD(device_detach, acpi_pci_detach),			DEVMETHOD(device_detach, acpi_pci_detach),

	/* Bus interface */			/* Bus interface */
	DEVMETHOD(bus_read_ivar, acpi_pci_read_ivar),			DEVMETHOD(bus_read_ivar, acpi_pci_read_ivar),
	DEVMETHOD(bus_write_ivar, acpi_pci_write_ivar),			DEVMETHOD(bus_write_ivar, acpi_pci_write_ivar),
	DEVMETHOD(bus_child_deleted, acpi_pci_child_deleted),			DEVMETHOD(bus_child_deleted, acpi_pci_child_deleted),
	DEVMETHOD(bus_child_location, acpi_pci_child_location_method),			DEVMETHOD(bus_child_location, acpi_pci_child_location_method),
	DEVMETHOD(bus_get_device_path, acpi_pci_get_device_path),			DEVMETHOD(bus_get_device_path, acpi_pci_get_device_path),
	DEVMETHOD(bus_get_cpus, acpi_get_cpus),			DEVMETHOD(bus_get_cpus, acpi_get_cpus),
	DEVMETHOD(bus_get_dma_tag, acpi_pci_get_dma_tag),			DEVMETHOD(bus_get_dma_tag, acpi_pci_get_dma_tag),
	DEVMETHOD(bus_get_domain, acpi_get_domain_method),			DEVMETHOD(bus_get_domain, acpi_pci_get_domain),

	/* PCI interface */			/* PCI interface */
	DEVMETHOD(pci_alloc_devinfo, acpi_pci_alloc_devinfo),			DEVMETHOD(pci_alloc_devinfo, acpi_pci_alloc_devinfo),
	DEVMETHOD(pci_child_added, acpi_pci_child_added),			DEVMETHOD(pci_child_added, acpi_pci_child_added),
	DEVMETHOD(pci_set_powerstate, acpi_pci_set_powerstate_method),			DEVMETHOD(pci_set_powerstate, acpi_pci_set_powerstate_method),

	DEVMETHOD_END			DEVMETHOD_END
	};			};
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	acpi_pci_get_device_path(device_t bus, device_t child, const char locator, struct sbuf sb)			acpi_pci_get_device_path(device_t bus, device_t child, const char locator, struct sbuf sb)
	{			{

	if (strcmp(locator, BUS_LOCATOR_ACPI) == 0)			if (strcmp(locator, BUS_LOCATOR_ACPI) == 0)
	return (acpi_get_acpi_device_path(bus, child, locator, sb));			return (acpi_get_acpi_device_path(bus, child, locator, sb));

	/* Otherwise follow base class' actions */			/* Otherwise follow base class' actions */
	return (pci_get_device_path_method(bus, child, locator, sb));			return (pci_get_device_path_method(bus, child, locator, sb));
				}

				/*
				* Fetch the NUMA domain for the given device 'dev'.
				*
				* If a device has a _PXM method, map that to a NUMA domain.
				* Otherwise, pass the request up to the parent.
				* If there's no matching domain or the domain cannot be
				* determined, return ENOENT.
				*/
				static int
				acpi_pci_get_domain(device_t dev, device_t child, int *domain)
				{
				int d;

				d = acpi_pxm_parse(child);
				if (d >= 0) {
				*domain = d;
				return (0);
				}
				if (d == -1)
				return (ENOENT);

				/* No _PXM node; go up a level */
				return (bus_generic_get_domain(dev, child, domain));
	}			}

	/*			/*
	* PCI power manangement			* PCI power manangement
	*/			*/
	static int			static int
	acpi_pci_set_powerstate_method(device_t dev, device_t child, int state)			acpi_pci_set_powerstate_method(device_t dev, device_t child, int state)
	{			{
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