diff options
Diffstat (limited to 'include/asm-ia64/sn/pcidev.h')
| -rw-r--r-- | include/asm-ia64/sn/pcidev.h | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/include/asm-ia64/sn/pcidev.h b/include/asm-ia64/sn/pcidev.h index 49711d00ad04..f65d222ca5e8 100644 --- a/include/asm-ia64/sn/pcidev.h +++ b/include/asm-ia64/sn/pcidev.h @@ -3,15 +3,27 @@ * License. See the file "COPYING" in the main directory of this archive * for more details. * - * Copyright (C) 1992 - 1997, 2000-2004 Silicon Graphics, Inc. All rights reserved. + * Copyright (C) 1992 - 1997, 2000-2005 Silicon Graphics, Inc. All rights reserved. */ #ifndef _ASM_IA64_SN_PCI_PCIDEV_H #define _ASM_IA64_SN_PCI_PCIDEV_H #include <linux/pci.h> -#define SN_PCIDEV_INFO(pci_dev) \ - ((struct pcidev_info *)(pci_dev)->sysdata) +/* + * In ia64, pci_dev->sysdata must be a *pci_controller. To provide access to + * the pcidev_info structs for all devices under a controller, we extend the + * definition of pci_controller, via sn_pci_controller, to include a list + * of pcidev_info. + */ +struct sn_pci_controller { + struct pci_controller pci_controller; + struct list_head pcidev_info; +}; + +#define SN_PCI_CONTROLLER(dev) ((struct sn_pci_controller *) dev->sysdata) + +#define SN_PCIDEV_INFO(dev) sn_pcidev_info_get(dev) #define SN_PCIBUS_BUSSOFT_INFO(pci_bus) \ (struct pcibus_info *)((struct pcibus_bussoft *)(PCI_CONTROLLER((pci_bus))->platform_data)) @@ -53,11 +65,13 @@ struct pcidev_info { struct sn_irq_info *pdi_sn_irq_info; struct sn_pcibus_provider *pdi_provider; /* sn pci ops */ struct pci_dev *host_pci_dev; /* host bus link */ + struct list_head pdi_list; /* List of pcidev_info */ }; extern void sn_irq_fixup(struct pci_dev *pci_dev, struct sn_irq_info *sn_irq_info); extern void sn_irq_unfixup(struct pci_dev *pci_dev); +extern struct pcidev_info * sn_pcidev_info_get(struct pci_dev *); extern void sn_pci_controller_fixup(int segment, int busnum, struct pci_bus *bus); extern void sn_bus_store_sysdata(struct pci_dev *dev); |