mm: hugetlb: fix hugepage memory leak caused by wrong reserve count
[linux/fpc-iii.git] / arch / ia64 / include / asm / sn / pcidev.h
blob1c2382cea807b5431d638b23451a1994bad7e50e
1 /*
2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
4 * for more details.
6 * Copyright (C) 1992 - 1997, 2000-2006 Silicon Graphics, Inc. All rights reserved.
7 */
8 #ifndef _ASM_IA64_SN_PCI_PCIDEV_H
9 #define _ASM_IA64_SN_PCI_PCIDEV_H
11 #include <linux/pci.h>
14 * In ia64, pci_dev->sysdata must be a *pci_controller. To provide access to
15 * the pcidev_info structs for all devices under a controller, we keep a
16 * list of pcidev_info under pci_controller->platform_data.
18 struct sn_platform_data {
19 void *provider_soft;
20 struct list_head pcidev_info;
23 #define SN_PLATFORM_DATA(busdev) \
24 ((struct sn_platform_data *)(PCI_CONTROLLER(busdev)->platform_data))
26 #define SN_PCIDEV_INFO(dev) sn_pcidev_info_get(dev)
29 * Given a pci_bus, return the sn pcibus_bussoft struct. Note that
30 * this only works for root busses, not for busses represented by PPB's.
33 #define SN_PCIBUS_BUSSOFT(pci_bus) \
34 ((struct pcibus_bussoft *)(SN_PLATFORM_DATA(pci_bus)->provider_soft))
36 #define SN_PCIBUS_BUSSOFT_INFO(pci_bus) \
37 ((struct pcibus_info *)(SN_PLATFORM_DATA(pci_bus)->provider_soft))
39 * Given a struct pci_dev, return the sn pcibus_bussoft struct. Note
40 * that this is not equivalent to SN_PCIBUS_BUSSOFT(pci_dev->bus) due
41 * due to possible PPB's in the path.
44 #define SN_PCIDEV_BUSSOFT(pci_dev) \
45 (SN_PCIDEV_INFO(pci_dev)->pdi_host_pcidev_info->pdi_pcibus_info)
47 #define SN_PCIDEV_BUSPROVIDER(pci_dev) \
48 (SN_PCIDEV_INFO(pci_dev)->pdi_provider)
50 #define PCIIO_BUS_NONE 255 /* bus 255 reserved */
51 #define PCIIO_SLOT_NONE 255
52 #define PCIIO_FUNC_NONE 255
53 #define PCIIO_VENDOR_ID_NONE (-1)
55 struct pcidev_info {
56 u64 pdi_pio_mapped_addr[7]; /* 6 BARs PLUS 1 ROM */
57 u64 pdi_slot_host_handle; /* Bus and devfn Host pci_dev */
59 struct pcibus_bussoft *pdi_pcibus_info; /* Kernel common bus soft */
60 struct pcidev_info *pdi_host_pcidev_info; /* Kernel Host pci_dev */
61 struct pci_dev *pdi_linux_pcidev; /* Kernel pci_dev */
63 struct sn_irq_info *pdi_sn_irq_info;
64 struct sn_pcibus_provider *pdi_provider; /* sn pci ops */
65 struct pci_dev *host_pci_dev; /* host bus link */
66 struct list_head pdi_list; /* List of pcidev_info */
69 extern void sn_irq_fixup(struct pci_dev *pci_dev,
70 struct sn_irq_info *sn_irq_info);
71 extern void sn_irq_unfixup(struct pci_dev *pci_dev);
72 extern struct pcidev_info * sn_pcidev_info_get(struct pci_dev *);
73 extern void sn_bus_fixup(struct pci_bus *);
74 extern void sn_acpi_bus_fixup(struct pci_bus *);
75 extern void sn_common_bus_fixup(struct pci_bus *, struct pcibus_bussoft *);
76 extern void sn_bus_store_sysdata(struct pci_dev *dev);
77 extern void sn_bus_free_sysdata(void);
78 extern void sn_generate_path(struct pci_bus *pci_bus, char *address);
79 extern void sn_io_slot_fixup(struct pci_dev *);
80 extern void sn_acpi_slot_fixup(struct pci_dev *);
81 extern void sn_pci_fixup_slot(struct pci_dev *dev, struct pcidev_info *,
82 struct sn_irq_info *);
83 extern void sn_pci_unfixup_slot(struct pci_dev *dev);
84 extern void sn_irq_lh_init(void);
85 #endif /* _ASM_IA64_SN_PCI_PCIDEV_H */