[IA64-SGI] altix: pci_window fixup

[linux-2.6-omap-h63xx.git] / include / asm-ia64 / sn / pcidev.h

diff --git a/include/asm-ia64/sn/pcidev.h b/include/asm-ia64/sn/pcidev.h
index 49711d00ad04f77d90467daf33bfd13d549e2109..f65d222ca5e82caec06b9739a0e2e7196b066495 100644 (file)
--- 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);