#include <linux/spinlock.h>
#include <linux/init.h>
#ifdef XEN
-#include <linux/pci.h>
+#include <linux/linux-pci.h>
#include <asm/hw_irq.h>
#endif
#include <asm/sn/addrs.h>
io.h -> linux/include/asm-ia64/sn/io.h
nodepda.h -> linux/include/asm-ia64/sn/nodepda.h
pcibr_provider.h -> linux/include/asm-ia64/sn/pcibr_provider.h
+pcidev.h -> linux/include/asm-ia64/sn/pcidev.h
rw_mmr.h -> linux/include/asm-ia64/sn/rw_mmr.h
types.h -> linux/include/asm-ia64/sn/types.h
#ifdef XEN
#include <linux/spinlock.h>
-#include <linux/pci.h>
+#include <linux/linux-pci.h>
#endif
#include <asm/sn/intr.h>
#include <asm/sn/pcibus_provider_defs.h>
--- /dev/null
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * 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
+
+#ifdef XEN
+#include <linux/linux-pci.h>
+#else
+#include <linux/pci.h>
+#endif
+
+/*
+ * 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))
+/*
+ * Given a pci_bus, return the sn pcibus_bussoft struct. Note that
+ * this only works for root busses, not for busses represented by PPB's.
+ */
+
+#define SN_PCIBUS_BUSSOFT(pci_bus) \
+ ((struct pcibus_bussoft *)(PCI_CONTROLLER((pci_bus))->platform_data))
+
+#define SN_PCIBUS_BUSSOFT_INFO(pci_bus) \
+ (struct pcibus_info *)((struct pcibus_bussoft *)(PCI_CONTROLLER((pci_bus))->platform_data))
+/*
+ * Given a struct pci_dev, return the sn pcibus_bussoft struct. Note
+ * that this is not equivalent to SN_PCIBUS_BUSSOFT(pci_dev->bus) due
+ * due to possible PPB's in the path.
+ */
+
+#define SN_PCIDEV_BUSSOFT(pci_dev) \
+ (SN_PCIDEV_INFO(pci_dev)->pdi_host_pcidev_info->pdi_pcibus_info)
+
+#define SN_PCIDEV_BUSPROVIDER(pci_dev) \
+ (SN_PCIDEV_INFO(pci_dev)->pdi_provider)
+
+#define PCIIO_BUS_NONE 255 /* bus 255 reserved */
+#define PCIIO_SLOT_NONE 255
+#define PCIIO_FUNC_NONE 255
+#define PCIIO_VENDOR_ID_NONE (-1)
+
+struct pcidev_info {
+ u64 pdi_pio_mapped_addr[7]; /* 6 BARs PLUS 1 ROM */
+ u64 pdi_slot_host_handle; /* Bus and devfn Host pci_dev */
+
+ struct pcibus_bussoft *pdi_pcibus_info; /* Kernel common bus soft */
+ struct pcidev_info *pdi_host_pcidev_info; /* Kernel Host pci_dev */
+ struct pci_dev *pdi_linux_pcidev; /* Kernel pci_dev */
+
+ 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);
+extern void sn_bus_free_sysdata(void);
+extern void sn_generate_path(struct pci_bus *pci_bus, char *address);
+extern void sn_pci_fixup_slot(struct pci_dev *dev);
+extern void sn_pci_unfixup_slot(struct pci_dev *dev);
+extern void sn_irq_lh_init(void);
+#endif /* _ASM_IA64_SN_PCI_PCIDEV_H */
--- /dev/null
+/*
+ * pci.h
+ *
+ * PCI defines and function prototypes
+ * Copyright 1994, Drew Eckhardt
+ * Copyright 1997--1999 Martin Mares <mj@ucw.cz>
+ *
+ * For more information, please consult the following manuals (look at
+ * http://www.pcisig.com/ for how to get them):
+ *
+ * PCI BIOS Specification
+ * PCI Local Bus Specification
+ * PCI to PCI Bridge Specification
+ * PCI System Design Guide
+ */
+
+#ifndef LINUX_PCI_H
+#define LINUX_PCI_H
+
+/* Include the pci register defines */
+#include <linux/pci_regs.h>
+
+/* Include the ID list */
+#include <linux/pci_ids.h>
+#ifdef XEN
+#include <asm/processor.h>
+#endif
+
+/*
+ * The PCI interface treats multi-function devices as independent
+ * devices. The slot/function address of each device is encoded
+ * in a single byte as follows:
+ *
+ * 7:3 = slot
+ * 2:0 = function
+ */
+#define PCI_DEVFN(slot,func) ((((slot) & 0x1f) << 3) | ((func) & 0x07))
+#define PCI_SLOT(devfn) (((devfn) >> 3) & 0x1f)
+#define PCI_FUNC(devfn) ((devfn) & 0x07)
+
+/* Ioctls for /proc/bus/pci/X/Y nodes. */
+#define PCIIOC_BASE ('P' << 24 | 'C' << 16 | 'I' << 8)
+#define PCIIOC_CONTROLLER (PCIIOC_BASE | 0x00) /* Get controller for PCI device. */
+#define PCIIOC_MMAP_IS_IO (PCIIOC_BASE | 0x01) /* Set mmap state to I/O space. */
+#define PCIIOC_MMAP_IS_MEM (PCIIOC_BASE | 0x02) /* Set mmap state to MEM space. */
+#define PCIIOC_WRITE_COMBINE (PCIIOC_BASE | 0x03) /* Enable/disable write-combining. */
+
+#ifdef __KERNEL__
+
+#include <linux/mod_devicetable.h>
+
+#include <linux/types.h>
+#include <linux/ioport.h>
+#include <linux/list.h>
+#include <linux/compiler.h>
+#include <linux/errno.h>
+#include <linux/device.h>
+
+/* File state for mmap()s on /proc/bus/pci/X/Y */
+enum pci_mmap_state {
+ pci_mmap_io,
+ pci_mmap_mem
+};
+
+/* This defines the direction arg to the DMA mapping routines. */
+#define PCI_DMA_BIDIRECTIONAL 0
+#define PCI_DMA_TODEVICE 1
+#define PCI_DMA_FROMDEVICE 2
+#define PCI_DMA_NONE 3
+
+#define DEVICE_COUNT_COMPATIBLE 4
+#define DEVICE_COUNT_RESOURCE 12
+
+typedef int __bitwise pci_power_t;
+
+#define PCI_D0 ((pci_power_t __force) 0)
+#define PCI_D1 ((pci_power_t __force) 1)
+#define PCI_D2 ((pci_power_t __force) 2)
+#define PCI_D3hot ((pci_power_t __force) 3)
+#define PCI_D3cold ((pci_power_t __force) 4)
+#define PCI_UNKNOWN ((pci_power_t __force) 5)
+#define PCI_POWER_ERROR ((pci_power_t __force) -1)
+
+/** The pci_channel state describes connectivity between the CPU and
+ * the pci device. If some PCI bus between here and the pci device
+ * has crashed or locked up, this info is reflected here.
+ */
+typedef unsigned int __bitwise pci_channel_state_t;
+
+enum pci_channel_state {
+ /* I/O channel is in normal state */
+ pci_channel_io_normal = (__force pci_channel_state_t) 1,
+
+ /* I/O to channel is blocked */
+ pci_channel_io_frozen = (__force pci_channel_state_t) 2,
+
+ /* PCI card is dead */
+ pci_channel_io_perm_failure = (__force pci_channel_state_t) 3,
+};
+
+typedef unsigned short __bitwise pci_bus_flags_t;
+enum pci_bus_flags {
+ PCI_BUS_FLAGS_NO_MSI = (__force pci_bus_flags_t) 1,
+};
+
+struct pci_cap_saved_state {
+ struct hlist_node next;
+ char cap_nr;
+ u32 data[0];
+};
+
+/*
+ * The pci_dev structure is used to describe PCI devices.
+ */
+struct pci_dev {
+ struct list_head global_list; /* node in list of all PCI devices */
+ struct list_head bus_list; /* node in per-bus list */
+ struct pci_bus *bus; /* bus this device is on */
+ struct pci_bus *subordinate; /* bus this device bridges to */
+
+ void *sysdata; /* hook for sys-specific extension */
+ struct proc_dir_entry *procent; /* device entry in /proc/bus/pci */
+
+ unsigned int devfn; /* encoded device & function index */
+ unsigned short vendor;
+ unsigned short device;
+ unsigned short subsystem_vendor;
+ unsigned short subsystem_device;
+ unsigned int class; /* 3 bytes: (base,sub,prog-if) */
+ u8 hdr_type; /* PCI header type (`multi' flag masked out) */
+ u8 rom_base_reg; /* which config register controls the ROM */
+ u8 pin; /* which interrupt pin this device uses */
+
+ struct pci_driver *driver; /* which driver has allocated this device */
+ u64 dma_mask; /* Mask of the bits of bus address this
+ device implements. Normally this is
+ 0xffffffff. You only need to change
+ this if your device has broken DMA
+ or supports 64-bit transfers. */
+
+ pci_power_t current_state; /* Current operating state. In ACPI-speak,
+ this is D0-D3, D0 being fully functional,
+ and D3 being off. */
+
+ pci_channel_state_t error_state; /* current connectivity state */
+ struct device dev; /* Generic device interface */
+
+ /* device is compatible with these IDs */
+ unsigned short vendor_compatible[DEVICE_COUNT_COMPATIBLE];
+ unsigned short device_compatible[DEVICE_COUNT_COMPATIBLE];
+
+ int cfg_size; /* Size of configuration space */
+
+ /*
+ * Instead of touching interrupt line and base address registers
+ * directly, use the values stored here. They might be different!
+ */
+ unsigned int irq;
+ struct resource resource[DEVICE_COUNT_RESOURCE]; /* I/O and memory regions + expansion ROMs */
+
+ /* These fields are used by common fixups */
+ unsigned int transparent:1; /* Transparent PCI bridge */
+ unsigned int multifunction:1;/* Part of multi-function device */
+ /* keep track of device state */
+ unsigned int is_enabled:1; /* pci_enable_device has been called */
+ unsigned int is_busmaster:1; /* device is busmaster */
+ unsigned int no_msi:1; /* device may not use msi */
+ unsigned int no_d1d2:1; /* only allow d0 or d3 */
+ unsigned int block_ucfg_access:1; /* userspace config space access is blocked */
+ unsigned int broken_parity_status:1; /* Device generates false positive parity */
+ unsigned int msi_enabled:1;
+ unsigned int msix_enabled:1;
+
+ u32 saved_config_space[16]; /* config space saved at suspend time */
+ struct hlist_head saved_cap_space;
+ struct bin_attribute *rom_attr; /* attribute descriptor for sysfs ROM entry */
+ int rom_attr_enabled; /* has display of the rom attribute been enabled? */
+ struct bin_attribute *res_attr[DEVICE_COUNT_RESOURCE]; /* sysfs file for resources */
+};
+
+#define pci_dev_g(n) list_entry(n, struct pci_dev, global_list)
+#define pci_dev_b(n) list_entry(n, struct pci_dev, bus_list)
+#define to_pci_dev(n) container_of(n, struct pci_dev, dev)
+#define for_each_pci_dev(d) while ((d = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, d)) != NULL)
+
+static inline struct pci_cap_saved_state *pci_find_saved_cap(
+ struct pci_dev *pci_dev,char cap)
+{
+ struct pci_cap_saved_state *tmp;
+ struct hlist_node *pos;
+
+ hlist_for_each_entry(tmp, pos, &pci_dev->saved_cap_space, next) {
+ if (tmp->cap_nr == cap)
+ return tmp;
+ }
+ return NULL;
+}
+
+static inline void pci_add_saved_cap(struct pci_dev *pci_dev,
+ struct pci_cap_saved_state *new_cap)
+{
+ hlist_add_head(&new_cap->next, &pci_dev->saved_cap_space);
+}
+
+static inline void pci_remove_saved_cap(struct pci_cap_saved_state *cap)
+{
+ hlist_del(&cap->next);
+}
+
+/*
+ * For PCI devices, the region numbers are assigned this way:
+ *
+ * 0-5 standard PCI regions
+ * 6 expansion ROM
+ * 7-10 bridges: address space assigned to buses behind the bridge
+ */
+
+#define PCI_ROM_RESOURCE 6
+#define PCI_BRIDGE_RESOURCES 7
+#define PCI_NUM_RESOURCES 11
+
+#ifndef PCI_BUS_NUM_RESOURCES
+#define PCI_BUS_NUM_RESOURCES 8
+#endif
+
+#define PCI_REGION_FLAG_MASK 0x0fU /* These bits of resource flags tell us the PCI region flags */
+
+struct pci_bus {
+ struct list_head node; /* node in list of buses */
+ struct pci_bus *parent; /* parent bus this bridge is on */
+ struct list_head children; /* list of child buses */
+ struct list_head devices; /* list of devices on this bus */
+ struct pci_dev *self; /* bridge device as seen by parent */
+ struct resource *resource[PCI_BUS_NUM_RESOURCES];
+ /* address space routed to this bus */
+
+ struct pci_ops *ops; /* configuration access functions */
+ void *sysdata; /* hook for sys-specific extension */
+ struct proc_dir_entry *procdir; /* directory entry in /proc/bus/pci */
+
+ unsigned char number; /* bus number */
+ unsigned char primary; /* number of primary bridge */
+ unsigned char secondary; /* number of secondary bridge */
+ unsigned char subordinate; /* max number of subordinate buses */
+
+ char name[48];
+
+ unsigned short bridge_ctl; /* manage NO_ISA/FBB/et al behaviors */
+ pci_bus_flags_t bus_flags; /* Inherited by child busses */
+ struct device *bridge;
+ struct class_device class_dev;
+ struct bin_attribute *legacy_io; /* legacy I/O for this bus */
+ struct bin_attribute *legacy_mem; /* legacy mem */
+};
+
+#define pci_bus_b(n) list_entry(n, struct pci_bus, node)
+#define to_pci_bus(n) container_of(n, struct pci_bus, class_dev)
+
+/*
+ * Error values that may be returned by PCI functions.
+ */
+#define PCIBIOS_SUCCESSFUL 0x00
+#define PCIBIOS_FUNC_NOT_SUPPORTED 0x81
+#define PCIBIOS_BAD_VENDOR_ID 0x83
+#define PCIBIOS_DEVICE_NOT_FOUND 0x86
+#define PCIBIOS_BAD_REGISTER_NUMBER 0x87
+#define PCIBIOS_SET_FAILED 0x88
+#define PCIBIOS_BUFFER_TOO_SMALL 0x89
+
+/* Low-level architecture-dependent routines */
+
+struct pci_ops {
+ int (*read)(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 *val);
+ int (*write)(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 val);
+};
+
+struct pci_raw_ops {
+ int (*read)(unsigned int domain, unsigned int bus, unsigned int devfn,
+ int reg, int len, u32 *val);
+ int (*write)(unsigned int domain, unsigned int bus, unsigned int devfn,
+ int reg, int len, u32 val);
+};
+
+extern struct pci_raw_ops *raw_pci_ops;
+
+struct pci_bus_region {
+ unsigned long start;
+ unsigned long end;
+};
+
+struct pci_dynids {
+ spinlock_t lock; /* protects list, index */
+ struct list_head list; /* for IDs added at runtime */
+ unsigned int use_driver_data:1; /* pci_driver->driver_data is used */
+};
+
+/* ---------------------------------------------------------------- */
+/** PCI Error Recovery System (PCI-ERS). If a PCI device driver provides
+ * a set fof callbacks in struct pci_error_handlers, then that device driver
+ * will be notified of PCI bus errors, and will be driven to recovery
+ * when an error occurs.
+ */
+
+typedef unsigned int __bitwise pci_ers_result_t;
+
+enum pci_ers_result {
+ /* no result/none/not supported in device driver */
+ PCI_ERS_RESULT_NONE = (__force pci_ers_result_t) 1,
+
+ /* Device driver can recover without slot reset */
+ PCI_ERS_RESULT_CAN_RECOVER = (__force pci_ers_result_t) 2,
+
+ /* Device driver wants slot to be reset. */
+ PCI_ERS_RESULT_NEED_RESET = (__force pci_ers_result_t) 3,
+
+ /* Device has completely failed, is unrecoverable */
+ PCI_ERS_RESULT_DISCONNECT = (__force pci_ers_result_t) 4,
+
+ /* Device driver is fully recovered and operational */
+ PCI_ERS_RESULT_RECOVERED = (__force pci_ers_result_t) 5,
+};
+
+/* PCI bus error event callbacks */
+struct pci_error_handlers
+{
+ /* PCI bus error detected on this device */
+ pci_ers_result_t (*error_detected)(struct pci_dev *dev,
+ enum pci_channel_state error);
+
+ /* MMIO has been re-enabled, but not DMA */
+ pci_ers_result_t (*mmio_enabled)(struct pci_dev *dev);
+
+ /* PCI Express link has been reset */
+ pci_ers_result_t (*link_reset)(struct pci_dev *dev);
+
+ /* PCI slot has been reset */
+ pci_ers_result_t (*slot_reset)(struct pci_dev *dev);
+
+ /* Device driver may resume normal operations */
+ void (*resume)(struct pci_dev *dev);
+};
+
+/* ---------------------------------------------------------------- */
+
+struct module;
+struct pci_driver {
+ struct list_head node;
+ char *name;
+ const struct pci_device_id *id_table; /* must be non-NULL for probe to be called */
+ int (*probe) (struct pci_dev *dev, const struct pci_device_id *id); /* New device inserted */
+ void (*remove) (struct pci_dev *dev); /* Device removed (NULL if not a hot-plug capable driver) */
+ int (*suspend) (struct pci_dev *dev, pm_message_t state); /* Device suspended */
+ int (*suspend_late) (struct pci_dev *dev, pm_message_t state);
+ int (*resume_early) (struct pci_dev *dev);
+ int (*resume) (struct pci_dev *dev); /* Device woken up */
+ int (*enable_wake) (struct pci_dev *dev, pci_power_t state, int enable); /* Enable wake event */
+ void (*shutdown) (struct pci_dev *dev);
+
+ struct pci_error_handlers *err_handler;
+ struct device_driver driver;
+ struct pci_dynids dynids;
+
+ int multithread_probe;
+};
+
+#define to_pci_driver(drv) container_of(drv,struct pci_driver, driver)
+
+/**
+ * PCI_DEVICE - macro used to describe a specific pci device
+ * @vend: the 16 bit PCI Vendor ID
+ * @dev: the 16 bit PCI Device ID
+ *
+ * This macro is used to create a struct pci_device_id that matches a
+ * specific device. The subvendor and subdevice fields will be set to
+ * PCI_ANY_ID.
+ */
+#define PCI_DEVICE(vend,dev) \
+ .vendor = (vend), .device = (dev), \
+ .subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID
+
+/**
+ * PCI_DEVICE_CLASS - macro used to describe a specific pci device class
+ * @dev_class: the class, subclass, prog-if triple for this device
+ * @dev_class_mask: the class mask for this device
+ *
+ * This macro is used to create a struct pci_device_id that matches a
+ * specific PCI class. The vendor, device, subvendor, and subdevice
+ * fields will be set to PCI_ANY_ID.
+ */
+#define PCI_DEVICE_CLASS(dev_class,dev_class_mask) \
+ .class = (dev_class), .class_mask = (dev_class_mask), \
+ .vendor = PCI_ANY_ID, .device = PCI_ANY_ID, \
+ .subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID
+
+/*
+ * pci_module_init is obsolete, this stays here till we fix up all usages of it
+ * in the tree.
+ */
+#define pci_module_init pci_register_driver
+
+/* these external functions are only available when PCI support is enabled */
+#ifdef CONFIG_PCI
+
+extern struct bus_type pci_bus_type;
+
+/* Do NOT directly access these two variables, unless you are arch specific pci
+ * code, or pci core code. */
+extern struct list_head pci_root_buses; /* list of all known PCI buses */
+extern struct list_head pci_devices; /* list of all devices */
+
+void pcibios_fixup_bus(struct pci_bus *);
+int __must_check pcibios_enable_device(struct pci_dev *, int mask);
+char *pcibios_setup (char *str);
+
+/* Used only when drivers/pci/setup.c is used */
+void pcibios_align_resource(void *, struct resource *, resource_size_t,
+ resource_size_t);
+void pcibios_update_irq(struct pci_dev *, int irq);
+
+/* Generic PCI functions used internally */
+
+extern struct pci_bus *pci_find_bus(int domain, int busnr);
+void pci_bus_add_devices(struct pci_bus *bus);
+struct pci_bus *pci_scan_bus_parented(struct device *parent, int bus, struct pci_ops *ops, void *sysdata);
+static inline struct pci_bus *pci_scan_bus(int bus, struct pci_ops *ops, void *sysdata)
+{
+ struct pci_bus *root_bus;
+ root_bus = pci_scan_bus_parented(NULL, bus, ops, sysdata);
+ if (root_bus)
+ pci_bus_add_devices(root_bus);
+ return root_bus;
+}
+struct pci_bus *pci_create_bus(struct device *parent, int bus, struct pci_ops *ops, void *sysdata);
+struct pci_bus * pci_add_new_bus(struct pci_bus *parent, struct pci_dev *dev, int busnr);
+int pci_scan_slot(struct pci_bus *bus, int devfn);
+struct pci_dev * pci_scan_single_device(struct pci_bus *bus, int devfn);
+void pci_device_add(struct pci_dev *dev, struct pci_bus *bus);
+unsigned int pci_scan_child_bus(struct pci_bus *bus);
+int __must_check pci_bus_add_device(struct pci_dev *dev);
+void pci_read_bridge_bases(struct pci_bus *child);
+struct resource *pci_find_parent_resource(const struct pci_dev *dev, struct resource *res);
+int pci_get_interrupt_pin(struct pci_dev *dev, struct pci_dev **bridge);
+extern struct pci_dev *pci_dev_get(struct pci_dev *dev);
+extern void pci_dev_put(struct pci_dev *dev);
+extern void pci_remove_bus(struct pci_bus *b);
+extern void pci_remove_bus_device(struct pci_dev *dev);
+extern void pci_stop_bus_device(struct pci_dev *dev);
+void pci_setup_cardbus(struct pci_bus *bus);
+extern void pci_sort_breadthfirst(void);
+
+/* Generic PCI functions exported to card drivers */
+
+struct pci_dev *pci_find_device (unsigned int vendor, unsigned int device, const struct pci_dev *from);
+struct pci_dev *pci_find_device_reverse (unsigned int vendor, unsigned int device, const struct pci_dev *from);
+struct pci_dev *pci_find_slot (unsigned int bus, unsigned int devfn);
+int pci_find_capability (struct pci_dev *dev, int cap);
+int pci_find_next_capability (struct pci_dev *dev, u8 pos, int cap);
+int pci_find_ext_capability (struct pci_dev *dev, int cap);
+struct pci_bus *pci_find_next_bus(const struct pci_bus *from);
+
+struct pci_dev *pci_get_device(unsigned int vendor, unsigned int device,
+ struct pci_dev *from);
+struct pci_dev *pci_get_device_reverse(unsigned int vendor, unsigned int device,
+ struct pci_dev *from);
+
+struct pci_dev *pci_get_subsys (unsigned int vendor, unsigned int device,
+ unsigned int ss_vendor, unsigned int ss_device,
+ struct pci_dev *from);
+struct pci_dev *pci_get_slot (struct pci_bus *bus, unsigned int devfn);
+struct pci_dev *pci_get_bus_and_slot (unsigned int bus, unsigned int devfn);
+struct pci_dev *pci_get_class (unsigned int class, struct pci_dev *from);
+int pci_dev_present(const struct pci_device_id *ids);
+
+int pci_bus_read_config_byte (struct pci_bus *bus, unsigned int devfn, int where, u8 *val);
+int pci_bus_read_config_word (struct pci_bus *bus, unsigned int devfn, int where, u16 *val);
+int pci_bus_read_config_dword (struct pci_bus *bus, unsigned int devfn, int where, u32 *val);
+int pci_bus_write_config_byte (struct pci_bus *bus, unsigned int devfn, int where, u8 val);
+int pci_bus_write_config_word (struct pci_bus *bus, unsigned int devfn, int where, u16 val);
+int pci_bus_write_config_dword (struct pci_bus *bus, unsigned int devfn, int where, u32 val);
+
+static inline int pci_read_config_byte(struct pci_dev *dev, int where, u8 *val)
+{
+ return pci_bus_read_config_byte (dev->bus, dev->devfn, where, val);
+}
+static inline int pci_read_config_word(struct pci_dev *dev, int where, u16 *val)
+{
+ return pci_bus_read_config_word (dev->bus, dev->devfn, where, val);
+}
+static inline int pci_read_config_dword(struct pci_dev *dev, int where, u32 *val)
+{
+ return pci_bus_read_config_dword (dev->bus, dev->devfn, where, val);
+}
+static inline int pci_write_config_byte(struct pci_dev *dev, int where, u8 val)
+{
+ return pci_bus_write_config_byte (dev->bus, dev->devfn, where, val);
+}
+static inline int pci_write_config_word(struct pci_dev *dev, int where, u16 val)
+{
+ return pci_bus_write_config_word (dev->bus, dev->devfn, where, val);
+}
+static inline int pci_write_config_dword(struct pci_dev *dev, int where, u32 val)
+{
+ return pci_bus_write_config_dword (dev->bus, dev->devfn, where, val);
+}
+
+int __must_check pci_enable_device(struct pci_dev *dev);
+int __must_check pci_enable_device_bars(struct pci_dev *dev, int mask);
+void pci_disable_device(struct pci_dev *dev);
+void pci_set_master(struct pci_dev *dev);
+#define HAVE_PCI_SET_MWI
+int __must_check pci_set_mwi(struct pci_dev *dev);
+void pci_clear_mwi(struct pci_dev *dev);
+void pci_intx(struct pci_dev *dev, int enable);
+int pci_set_dma_mask(struct pci_dev *dev, u64 mask);
+int pci_set_consistent_dma_mask(struct pci_dev *dev, u64 mask);
+void pci_update_resource(struct pci_dev *dev, struct resource *res, int resno);
+int __must_check pci_assign_resource(struct pci_dev *dev, int i);
+int __must_check pci_assign_resource_fixed(struct pci_dev *dev, int i);
+void pci_restore_bars(struct pci_dev *dev);
+
+/* ROM control related routines */
+void __iomem __must_check *pci_map_rom(struct pci_dev *pdev, size_t *size);
+void __iomem __must_check *pci_map_rom_copy(struct pci_dev *pdev, size_t *size);
+void pci_unmap_rom(struct pci_dev *pdev, void __iomem *rom);
+void pci_remove_rom(struct pci_dev *pdev);
+
+/* Power management related routines */
+int pci_save_state(struct pci_dev *dev);
+int pci_restore_state(struct pci_dev *dev);
+int pci_set_power_state(struct pci_dev *dev, pci_power_t state);
+pci_power_t pci_choose_state(struct pci_dev *dev, pm_message_t state);
+int pci_enable_wake(struct pci_dev *dev, pci_power_t state, int enable);
+
+/* Helper functions for low-level code (drivers/pci/setup-[bus,res].c) */
+void pci_bus_assign_resources(struct pci_bus *bus);
+void pci_bus_size_bridges(struct pci_bus *bus);
+int pci_claim_resource(struct pci_dev *, int);
+void pci_assign_unassigned_resources(void);
+void pdev_enable_device(struct pci_dev *);
+void pdev_sort_resources(struct pci_dev *, struct resource_list *);
+void pci_fixup_irqs(u8 (*)(struct pci_dev *, u8 *),
+ int (*)(struct pci_dev *, u8, u8));
+#define HAVE_PCI_REQ_REGIONS 2
+int __must_check pci_request_regions(struct pci_dev *, const char *);
+void pci_release_regions(struct pci_dev *);
+int __must_check pci_request_region(struct pci_dev *, int, const char *);
+void pci_release_region(struct pci_dev *, int);
+
+/* drivers/pci/bus.c */
+int __must_check pci_bus_alloc_resource(struct pci_bus *bus,
+ struct resource *res, resource_size_t size,
+ resource_size_t align, resource_size_t min,
+ unsigned int type_mask,
+ void (*alignf)(void *, struct resource *,
+ resource_size_t, resource_size_t),
+ void *alignf_data);
+void pci_enable_bridges(struct pci_bus *bus);
+
+/* Proper probing supporting hot-pluggable devices */
+int __must_check __pci_register_driver(struct pci_driver *, struct module *);
+static inline int __must_check pci_register_driver(struct pci_driver *driver)
+{
+ return __pci_register_driver(driver, THIS_MODULE);
+}
+
+void pci_unregister_driver(struct pci_driver *);
+void pci_remove_behind_bridge(struct pci_dev *);
+struct pci_driver *pci_dev_driver(const struct pci_dev *);
+const struct pci_device_id *pci_match_device(struct pci_driver *drv, struct pci_dev *dev);
+const struct pci_device_id *pci_match_id(const struct pci_device_id *ids, struct pci_dev *dev);
+int pci_scan_bridge(struct pci_bus *bus, struct pci_dev * dev, int max, int pass);
+
+void pci_walk_bus(struct pci_bus *top, void (*cb)(struct pci_dev *, void *),
+ void *userdata);
+int pci_cfg_space_size(struct pci_dev *dev);
+unsigned char pci_bus_max_busnr(struct pci_bus* bus);
+
+/* kmem_cache style wrapper around pci_alloc_consistent() */
+
+#include <linux/dmapool.h>
+
+#define pci_pool dma_pool
+#define pci_pool_create(name, pdev, size, align, allocation) \
+ dma_pool_create(name, &pdev->dev, size, align, allocation)
+#define pci_pool_destroy(pool) dma_pool_destroy(pool)
+#define pci_pool_alloc(pool, flags, handle) dma_pool_alloc(pool, flags, handle)
+#define pci_pool_free(pool, vaddr, addr) dma_pool_free(pool, vaddr, addr)
+
+enum pci_dma_burst_strategy {
+ PCI_DMA_BURST_INFINITY, /* make bursts as large as possible,
+ strategy_parameter is N/A */
+ PCI_DMA_BURST_BOUNDARY, /* disconnect at every strategy_parameter
+ byte boundaries */
+ PCI_DMA_BURST_MULTIPLE, /* disconnect at some multiple of
+ strategy_parameter byte boundaries */
+};
+
+#if defined(CONFIG_ISA) || defined(CONFIG_EISA)
+extern struct pci_dev *isa_bridge;
+#endif
+
+struct msix_entry {
+ u16 vector; /* kernel uses to write allocated vector */
+ u16 entry; /* driver uses to specify entry, OS writes */
+};
+
+
+#ifndef CONFIG_PCI_MSI
+static inline void pci_scan_msi_device(struct pci_dev *dev) {}
+static inline int pci_enable_msi(struct pci_dev *dev) {return -1;}
+static inline void pci_disable_msi(struct pci_dev *dev) {}
+static inline int pci_enable_msix(struct pci_dev* dev,
+ struct msix_entry *entries, int nvec) {return -1;}
+static inline void pci_disable_msix(struct pci_dev *dev) {}
+static inline void msi_remove_pci_irq_vectors(struct pci_dev *dev) {}
+#else
+extern void pci_scan_msi_device(struct pci_dev *dev);
+extern int pci_enable_msi(struct pci_dev *dev);
+extern void pci_disable_msi(struct pci_dev *dev);
+extern int pci_enable_msix(struct pci_dev* dev,
+ struct msix_entry *entries, int nvec);
+extern void pci_disable_msix(struct pci_dev *dev);
+extern void msi_remove_pci_irq_vectors(struct pci_dev *dev);
+#endif
+
+#ifdef CONFIG_HT_IRQ
+/* The functions a driver should call */
+int ht_create_irq(struct pci_dev *dev, int idx);
+void ht_destroy_irq(unsigned int irq);
+#endif /* CONFIG_HT_IRQ */
+
+extern void pci_block_user_cfg_access(struct pci_dev *dev);
+extern void pci_unblock_user_cfg_access(struct pci_dev *dev);
+
+/*
+ * PCI domain support. Sometimes called PCI segment (eg by ACPI),
+ * a PCI domain is defined to be a set of PCI busses which share
+ * configuration space.
+ */
+#ifndef CONFIG_PCI_DOMAINS
+static inline int pci_domain_nr(struct pci_bus *bus) { return 0; }
+static inline int pci_proc_domain(struct pci_bus *bus)
+{
+ return 0;
+}
+#endif
+
+#else /* CONFIG_PCI is not enabled */
+
+/*
+ * If the system does not have PCI, clearly these return errors. Define
+ * these as simple inline functions to avoid hair in drivers.
+ */
+
+#define _PCI_NOP(o,s,t) \
+ static inline int pci_##o##_config_##s (struct pci_dev *dev, int where, t val) \
+ { return PCIBIOS_FUNC_NOT_SUPPORTED; }
+#define _PCI_NOP_ALL(o,x) _PCI_NOP(o,byte,u8 x) \
+ _PCI_NOP(o,word,u16 x) \
+ _PCI_NOP(o,dword,u32 x)
+_PCI_NOP_ALL(read, *)
+_PCI_NOP_ALL(write,)
+
+static inline struct pci_dev *pci_find_device(unsigned int vendor, unsigned int device, const struct pci_dev *from)
+{ return NULL; }
+
+static inline struct pci_dev *pci_find_slot(unsigned int bus, unsigned int devfn)
+{ return NULL; }
+
+static inline struct pci_dev *pci_get_device(unsigned int vendor,
+ unsigned int device, struct pci_dev *from)
+{ return NULL; }
+
+static inline struct pci_dev *pci_get_device_reverse(unsigned int vendor,
+ unsigned int device, struct pci_dev *from)
+{ return NULL; }
+
+static inline struct pci_dev *pci_get_subsys (unsigned int vendor, unsigned int device,
+unsigned int ss_vendor, unsigned int ss_device, struct pci_dev *from)
+{ return NULL; }
+
+static inline struct pci_dev *pci_get_class(unsigned int class, struct pci_dev *from)
+{ return NULL; }
+
+#define pci_dev_present(ids) (0)
+#define pci_dev_put(dev) do { } while (0)
+
+static inline void pci_set_master(struct pci_dev *dev) { }
+static inline int pci_enable_device(struct pci_dev *dev) { return -EIO; }
+static inline void pci_disable_device(struct pci_dev *dev) { }
+static inline int pci_set_dma_mask(struct pci_dev *dev, u64 mask) { return -EIO; }
+static inline int pci_assign_resource(struct pci_dev *dev, int i) { return -EBUSY;}
+static inline int __pci_register_driver(struct pci_driver *drv, struct module *owner) { return 0;}
+static inline int pci_register_driver(struct pci_driver *drv) { return 0;}
+static inline void pci_unregister_driver(struct pci_driver *drv) { }
+static inline int pci_find_capability (struct pci_dev *dev, int cap) {return 0; }
+static inline int pci_find_next_capability (struct pci_dev *dev, u8 post, int cap) { return 0; }
+static inline int pci_find_ext_capability (struct pci_dev *dev, int cap) {return 0; }
+static inline const struct pci_device_id *pci_match_device(const struct pci_device_id *ids, const struct pci_dev *dev) { return NULL; }
+
+/* Power management related routines */
+static inline int pci_save_state(struct pci_dev *dev) { return 0; }
+static inline int pci_restore_state(struct pci_dev *dev) { return 0; }
+static inline int pci_set_power_state(struct pci_dev *dev, pci_power_t state) { return 0; }
+static inline pci_power_t pci_choose_state(struct pci_dev *dev, pm_message_t state) { return PCI_D0; }
+static inline int pci_enable_wake(struct pci_dev *dev, pci_power_t state, int enable) { return 0; }
+
+#define isa_bridge ((struct pci_dev *)NULL)
+
+#define pci_dma_burst_advice(pdev, strat, strategy_parameter) do { } while (0)
+
+static inline void pci_block_user_cfg_access(struct pci_dev *dev) { }
+static inline void pci_unblock_user_cfg_access(struct pci_dev *dev) { }
+
+#endif /* CONFIG_PCI */
+
+/* Include architecture-dependent settings and functions */
+
+#include <asm/pci.h>
+
+/* these helpers provide future and backwards compatibility
+ * for accessing popular PCI BAR info */
+#define pci_resource_start(dev,bar) ((dev)->resource[(bar)].start)
+#define pci_resource_end(dev,bar) ((dev)->resource[(bar)].end)
+#define pci_resource_flags(dev,bar) ((dev)->resource[(bar)].flags)
+#define pci_resource_len(dev,bar) \
+ ((pci_resource_start((dev),(bar)) == 0 && \
+ pci_resource_end((dev),(bar)) == \
+ pci_resource_start((dev),(bar))) ? 0 : \
+ \
+ (pci_resource_end((dev),(bar)) - \
+ pci_resource_start((dev),(bar)) + 1))
+
+/* Similar to the helpers above, these manipulate per-pci_dev
+ * driver-specific data. They are really just a wrapper around
+ * the generic device structure functions of these calls.
+ */
+static inline void *pci_get_drvdata (struct pci_dev *pdev)
+{
+ return dev_get_drvdata(&pdev->dev);
+}
+
+static inline void pci_set_drvdata (struct pci_dev *pdev, void *data)
+{
+ dev_set_drvdata(&pdev->dev, data);
+}
+
+/* If you want to know what to call your pci_dev, ask this function.
+ * Again, it's a wrapper around the generic device.
+ */
+static inline char *pci_name(struct pci_dev *pdev)
+{
+ return pdev->dev.bus_id;
+}
+
+
+/* Some archs don't want to expose struct resource to userland as-is
+ * in sysfs and /proc
+ */
+#ifndef HAVE_ARCH_PCI_RESOURCE_TO_USER
+static inline void pci_resource_to_user(const struct pci_dev *dev, int bar,
+ const struct resource *rsrc, resource_size_t *start,
+ resource_size_t *end)
+{
+ *start = rsrc->start;
+ *end = rsrc->end;
+}
+#endif /* HAVE_ARCH_PCI_RESOURCE_TO_USER */
+
+
+/*
+ * The world is not perfect and supplies us with broken PCI devices.
+ * For at least a part of these bugs we need a work-around, so both
+ * generic (drivers/pci/quirks.c) and per-architecture code can define
+ * fixup hooks to be called for particular buggy devices.
+ */
+
+struct pci_fixup {
+ u16 vendor, device; /* You can use PCI_ANY_ID here of course */
+ void (*hook)(struct pci_dev *dev);
+};
+
+enum pci_fixup_pass {
+ pci_fixup_early, /* Before probing BARs */
+ pci_fixup_header, /* After reading configuration header */
+ pci_fixup_final, /* Final phase of device fixups */
+ pci_fixup_enable, /* pci_enable_device() time */
+};
+
+/* Anonymous variables would be nice... */
+#define DECLARE_PCI_FIXUP_SECTION(section, name, vendor, device, hook) \
+ static const struct pci_fixup __pci_fixup_##name __attribute_used__ \
+ __attribute__((__section__(#section))) = { vendor, device, hook };
+#define DECLARE_PCI_FIXUP_EARLY(vendor, device, hook) \
+ DECLARE_PCI_FIXUP_SECTION(.pci_fixup_early, \
+ vendor##device##hook, vendor, device, hook)
+#define DECLARE_PCI_FIXUP_HEADER(vendor, device, hook) \
+ DECLARE_PCI_FIXUP_SECTION(.pci_fixup_header, \
+ vendor##device##hook, vendor, device, hook)
+#define DECLARE_PCI_FIXUP_FINAL(vendor, device, hook) \
+ DECLARE_PCI_FIXUP_SECTION(.pci_fixup_final, \
+ vendor##device##hook, vendor, device, hook)
+#define DECLARE_PCI_FIXUP_ENABLE(vendor, device, hook) \
+ DECLARE_PCI_FIXUP_SECTION(.pci_fixup_enable, \
+ vendor##device##hook, vendor, device, hook)
+
+
+void pci_fixup_device(enum pci_fixup_pass pass, struct pci_dev *dev);
+
+extern int pci_pci_problems;
+#define PCIPCI_FAIL 1 /* No PCI PCI DMA */
+#define PCIPCI_TRITON 2
+#define PCIPCI_NATOMA 4
+#define PCIPCI_VIAETBF 8
+#define PCIPCI_VSFX 16
+#define PCIPCI_ALIMAGIK 32 /* Need low latency setting */
+#define PCIAGP_FAIL 64 /* No PCI to AGP DMA */
+
+#endif /* __KERNEL__ */
+#endif /* LINUX_PCI_H */
+++ /dev/null
-/*
- * pci.h
- *
- * PCI defines and function prototypes
- * Copyright 1994, Drew Eckhardt
- * Copyright 1997--1999 Martin Mares <mj@ucw.cz>
- *
- * For more information, please consult the following manuals (look at
- * http://www.pcisig.com/ for how to get them):
- *
- * PCI BIOS Specification
- * PCI Local Bus Specification
- * PCI to PCI Bridge Specification
- * PCI System Design Guide
- */
-
-#ifndef LINUX_PCI_H
-#define LINUX_PCI_H
-
-/* Include the pci register defines */
-#include <linux/pci_regs.h>
-
-/* Include the ID list */
-#include <linux/pci_ids.h>
-#ifdef XEN
-#include <asm/processor.h>
-#endif
-
-/*
- * The PCI interface treats multi-function devices as independent
- * devices. The slot/function address of each device is encoded
- * in a single byte as follows:
- *
- * 7:3 = slot
- * 2:0 = function
- */
-#define PCI_DEVFN(slot,func) ((((slot) & 0x1f) << 3) | ((func) & 0x07))
-#define PCI_SLOT(devfn) (((devfn) >> 3) & 0x1f)
-#define PCI_FUNC(devfn) ((devfn) & 0x07)
-
-/* Ioctls for /proc/bus/pci/X/Y nodes. */
-#define PCIIOC_BASE ('P' << 24 | 'C' << 16 | 'I' << 8)
-#define PCIIOC_CONTROLLER (PCIIOC_BASE | 0x00) /* Get controller for PCI device. */
-#define PCIIOC_MMAP_IS_IO (PCIIOC_BASE | 0x01) /* Set mmap state to I/O space. */
-#define PCIIOC_MMAP_IS_MEM (PCIIOC_BASE | 0x02) /* Set mmap state to MEM space. */
-#define PCIIOC_WRITE_COMBINE (PCIIOC_BASE | 0x03) /* Enable/disable write-combining. */
-
-#ifdef __KERNEL__
-
-#include <linux/mod_devicetable.h>
-
-#include <linux/types.h>
-#include <linux/ioport.h>
-#include <linux/list.h>
-#include <linux/compiler.h>
-#include <linux/errno.h>
-#include <linux/device.h>
-
-/* File state for mmap()s on /proc/bus/pci/X/Y */
-enum pci_mmap_state {
- pci_mmap_io,
- pci_mmap_mem
-};
-
-/* This defines the direction arg to the DMA mapping routines. */
-#define PCI_DMA_BIDIRECTIONAL 0
-#define PCI_DMA_TODEVICE 1
-#define PCI_DMA_FROMDEVICE 2
-#define PCI_DMA_NONE 3
-
-#define DEVICE_COUNT_COMPATIBLE 4
-#define DEVICE_COUNT_RESOURCE 12
-
-typedef int __bitwise pci_power_t;
-
-#define PCI_D0 ((pci_power_t __force) 0)
-#define PCI_D1 ((pci_power_t __force) 1)
-#define PCI_D2 ((pci_power_t __force) 2)
-#define PCI_D3hot ((pci_power_t __force) 3)
-#define PCI_D3cold ((pci_power_t __force) 4)
-#define PCI_UNKNOWN ((pci_power_t __force) 5)
-#define PCI_POWER_ERROR ((pci_power_t __force) -1)
-
-/** The pci_channel state describes connectivity between the CPU and
- * the pci device. If some PCI bus between here and the pci device
- * has crashed or locked up, this info is reflected here.
- */
-typedef unsigned int __bitwise pci_channel_state_t;
-
-enum pci_channel_state {
- /* I/O channel is in normal state */
- pci_channel_io_normal = (__force pci_channel_state_t) 1,
-
- /* I/O to channel is blocked */
- pci_channel_io_frozen = (__force pci_channel_state_t) 2,
-
- /* PCI card is dead */
- pci_channel_io_perm_failure = (__force pci_channel_state_t) 3,
-};
-
-typedef unsigned short __bitwise pci_bus_flags_t;
-enum pci_bus_flags {
- PCI_BUS_FLAGS_NO_MSI = (__force pci_bus_flags_t) 1,
-};
-
-struct pci_cap_saved_state {
- struct hlist_node next;
- char cap_nr;
- u32 data[0];
-};
-
-/*
- * The pci_dev structure is used to describe PCI devices.
- */
-struct pci_dev {
- struct list_head global_list; /* node in list of all PCI devices */
- struct list_head bus_list; /* node in per-bus list */
- struct pci_bus *bus; /* bus this device is on */
- struct pci_bus *subordinate; /* bus this device bridges to */
-
- void *sysdata; /* hook for sys-specific extension */
- struct proc_dir_entry *procent; /* device entry in /proc/bus/pci */
-
- unsigned int devfn; /* encoded device & function index */
- unsigned short vendor;
- unsigned short device;
- unsigned short subsystem_vendor;
- unsigned short subsystem_device;
- unsigned int class; /* 3 bytes: (base,sub,prog-if) */
- u8 hdr_type; /* PCI header type (`multi' flag masked out) */
- u8 rom_base_reg; /* which config register controls the ROM */
- u8 pin; /* which interrupt pin this device uses */
-
- struct pci_driver *driver; /* which driver has allocated this device */
- u64 dma_mask; /* Mask of the bits of bus address this
- device implements. Normally this is
- 0xffffffff. You only need to change
- this if your device has broken DMA
- or supports 64-bit transfers. */
-
- pci_power_t current_state; /* Current operating state. In ACPI-speak,
- this is D0-D3, D0 being fully functional,
- and D3 being off. */
-
- pci_channel_state_t error_state; /* current connectivity state */
- struct device dev; /* Generic device interface */
-
- /* device is compatible with these IDs */
- unsigned short vendor_compatible[DEVICE_COUNT_COMPATIBLE];
- unsigned short device_compatible[DEVICE_COUNT_COMPATIBLE];
-
- int cfg_size; /* Size of configuration space */
-
- /*
- * Instead of touching interrupt line and base address registers
- * directly, use the values stored here. They might be different!
- */
- unsigned int irq;
- struct resource resource[DEVICE_COUNT_RESOURCE]; /* I/O and memory regions + expansion ROMs */
-
- /* These fields are used by common fixups */
- unsigned int transparent:1; /* Transparent PCI bridge */
- unsigned int multifunction:1;/* Part of multi-function device */
- /* keep track of device state */
- unsigned int is_enabled:1; /* pci_enable_device has been called */
- unsigned int is_busmaster:1; /* device is busmaster */
- unsigned int no_msi:1; /* device may not use msi */
- unsigned int no_d1d2:1; /* only allow d0 or d3 */
- unsigned int block_ucfg_access:1; /* userspace config space access is blocked */
- unsigned int broken_parity_status:1; /* Device generates false positive parity */
- unsigned int msi_enabled:1;
- unsigned int msix_enabled:1;
-
- u32 saved_config_space[16]; /* config space saved at suspend time */
- struct hlist_head saved_cap_space;
- struct bin_attribute *rom_attr; /* attribute descriptor for sysfs ROM entry */
- int rom_attr_enabled; /* has display of the rom attribute been enabled? */
- struct bin_attribute *res_attr[DEVICE_COUNT_RESOURCE]; /* sysfs file for resources */
-};
-
-#define pci_dev_g(n) list_entry(n, struct pci_dev, global_list)
-#define pci_dev_b(n) list_entry(n, struct pci_dev, bus_list)
-#define to_pci_dev(n) container_of(n, struct pci_dev, dev)
-#define for_each_pci_dev(d) while ((d = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, d)) != NULL)
-
-static inline struct pci_cap_saved_state *pci_find_saved_cap(
- struct pci_dev *pci_dev,char cap)
-{
- struct pci_cap_saved_state *tmp;
- struct hlist_node *pos;
-
- hlist_for_each_entry(tmp, pos, &pci_dev->saved_cap_space, next) {
- if (tmp->cap_nr == cap)
- return tmp;
- }
- return NULL;
-}
-
-static inline void pci_add_saved_cap(struct pci_dev *pci_dev,
- struct pci_cap_saved_state *new_cap)
-{
- hlist_add_head(&new_cap->next, &pci_dev->saved_cap_space);
-}
-
-static inline void pci_remove_saved_cap(struct pci_cap_saved_state *cap)
-{
- hlist_del(&cap->next);
-}
-
-/*
- * For PCI devices, the region numbers are assigned this way:
- *
- * 0-5 standard PCI regions
- * 6 expansion ROM
- * 7-10 bridges: address space assigned to buses behind the bridge
- */
-
-#define PCI_ROM_RESOURCE 6
-#define PCI_BRIDGE_RESOURCES 7
-#define PCI_NUM_RESOURCES 11
-
-#ifndef PCI_BUS_NUM_RESOURCES
-#define PCI_BUS_NUM_RESOURCES 8
-#endif
-
-#define PCI_REGION_FLAG_MASK 0x0fU /* These bits of resource flags tell us the PCI region flags */
-
-struct pci_bus {
- struct list_head node; /* node in list of buses */
- struct pci_bus *parent; /* parent bus this bridge is on */
- struct list_head children; /* list of child buses */
- struct list_head devices; /* list of devices on this bus */
- struct pci_dev *self; /* bridge device as seen by parent */
- struct resource *resource[PCI_BUS_NUM_RESOURCES];
- /* address space routed to this bus */
-
- struct pci_ops *ops; /* configuration access functions */
- void *sysdata; /* hook for sys-specific extension */
- struct proc_dir_entry *procdir; /* directory entry in /proc/bus/pci */
-
- unsigned char number; /* bus number */
- unsigned char primary; /* number of primary bridge */
- unsigned char secondary; /* number of secondary bridge */
- unsigned char subordinate; /* max number of subordinate buses */
-
- char name[48];
-
- unsigned short bridge_ctl; /* manage NO_ISA/FBB/et al behaviors */
- pci_bus_flags_t bus_flags; /* Inherited by child busses */
- struct device *bridge;
- struct class_device class_dev;
- struct bin_attribute *legacy_io; /* legacy I/O for this bus */
- struct bin_attribute *legacy_mem; /* legacy mem */
-};
-
-#define pci_bus_b(n) list_entry(n, struct pci_bus, node)
-#define to_pci_bus(n) container_of(n, struct pci_bus, class_dev)
-
-/*
- * Error values that may be returned by PCI functions.
- */
-#define PCIBIOS_SUCCESSFUL 0x00
-#define PCIBIOS_FUNC_NOT_SUPPORTED 0x81
-#define PCIBIOS_BAD_VENDOR_ID 0x83
-#define PCIBIOS_DEVICE_NOT_FOUND 0x86
-#define PCIBIOS_BAD_REGISTER_NUMBER 0x87
-#define PCIBIOS_SET_FAILED 0x88
-#define PCIBIOS_BUFFER_TOO_SMALL 0x89
-
-/* Low-level architecture-dependent routines */
-
-struct pci_ops {
- int (*read)(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 *val);
- int (*write)(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 val);
-};
-
-struct pci_raw_ops {
- int (*read)(unsigned int domain, unsigned int bus, unsigned int devfn,
- int reg, int len, u32 *val);
- int (*write)(unsigned int domain, unsigned int bus, unsigned int devfn,
- int reg, int len, u32 val);
-};
-
-extern struct pci_raw_ops *raw_pci_ops;
-
-struct pci_bus_region {
- unsigned long start;
- unsigned long end;
-};
-
-struct pci_dynids {
- spinlock_t lock; /* protects list, index */
- struct list_head list; /* for IDs added at runtime */
- unsigned int use_driver_data:1; /* pci_driver->driver_data is used */
-};
-
-/* ---------------------------------------------------------------- */
-/** PCI Error Recovery System (PCI-ERS). If a PCI device driver provides
- * a set fof callbacks in struct pci_error_handlers, then that device driver
- * will be notified of PCI bus errors, and will be driven to recovery
- * when an error occurs.
- */
-
-typedef unsigned int __bitwise pci_ers_result_t;
-
-enum pci_ers_result {
- /* no result/none/not supported in device driver */
- PCI_ERS_RESULT_NONE = (__force pci_ers_result_t) 1,
-
- /* Device driver can recover without slot reset */
- PCI_ERS_RESULT_CAN_RECOVER = (__force pci_ers_result_t) 2,
-
- /* Device driver wants slot to be reset. */
- PCI_ERS_RESULT_NEED_RESET = (__force pci_ers_result_t) 3,
-
- /* Device has completely failed, is unrecoverable */
- PCI_ERS_RESULT_DISCONNECT = (__force pci_ers_result_t) 4,
-
- /* Device driver is fully recovered and operational */
- PCI_ERS_RESULT_RECOVERED = (__force pci_ers_result_t) 5,
-};
-
-/* PCI bus error event callbacks */
-struct pci_error_handlers
-{
- /* PCI bus error detected on this device */
- pci_ers_result_t (*error_detected)(struct pci_dev *dev,
- enum pci_channel_state error);
-
- /* MMIO has been re-enabled, but not DMA */
- pci_ers_result_t (*mmio_enabled)(struct pci_dev *dev);
-
- /* PCI Express link has been reset */
- pci_ers_result_t (*link_reset)(struct pci_dev *dev);
-
- /* PCI slot has been reset */
- pci_ers_result_t (*slot_reset)(struct pci_dev *dev);
-
- /* Device driver may resume normal operations */
- void (*resume)(struct pci_dev *dev);
-};
-
-/* ---------------------------------------------------------------- */
-
-struct module;
-struct pci_driver {
- struct list_head node;
- char *name;
- const struct pci_device_id *id_table; /* must be non-NULL for probe to be called */
- int (*probe) (struct pci_dev *dev, const struct pci_device_id *id); /* New device inserted */
- void (*remove) (struct pci_dev *dev); /* Device removed (NULL if not a hot-plug capable driver) */
- int (*suspend) (struct pci_dev *dev, pm_message_t state); /* Device suspended */
- int (*suspend_late) (struct pci_dev *dev, pm_message_t state);
- int (*resume_early) (struct pci_dev *dev);
- int (*resume) (struct pci_dev *dev); /* Device woken up */
- int (*enable_wake) (struct pci_dev *dev, pci_power_t state, int enable); /* Enable wake event */
- void (*shutdown) (struct pci_dev *dev);
-
- struct pci_error_handlers *err_handler;
- struct device_driver driver;
- struct pci_dynids dynids;
-
- int multithread_probe;
-};
-
-#define to_pci_driver(drv) container_of(drv,struct pci_driver, driver)
-
-/**
- * PCI_DEVICE - macro used to describe a specific pci device
- * @vend: the 16 bit PCI Vendor ID
- * @dev: the 16 bit PCI Device ID
- *
- * This macro is used to create a struct pci_device_id that matches a
- * specific device. The subvendor and subdevice fields will be set to
- * PCI_ANY_ID.
- */
-#define PCI_DEVICE(vend,dev) \
- .vendor = (vend), .device = (dev), \
- .subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID
-
-/**
- * PCI_DEVICE_CLASS - macro used to describe a specific pci device class
- * @dev_class: the class, subclass, prog-if triple for this device
- * @dev_class_mask: the class mask for this device
- *
- * This macro is used to create a struct pci_device_id that matches a
- * specific PCI class. The vendor, device, subvendor, and subdevice
- * fields will be set to PCI_ANY_ID.
- */
-#define PCI_DEVICE_CLASS(dev_class,dev_class_mask) \
- .class = (dev_class), .class_mask = (dev_class_mask), \
- .vendor = PCI_ANY_ID, .device = PCI_ANY_ID, \
- .subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID
-
-/*
- * pci_module_init is obsolete, this stays here till we fix up all usages of it
- * in the tree.
- */
-#define pci_module_init pci_register_driver
-
-/* these external functions are only available when PCI support is enabled */
-#ifdef CONFIG_PCI
-
-extern struct bus_type pci_bus_type;
-
-/* Do NOT directly access these two variables, unless you are arch specific pci
- * code, or pci core code. */
-extern struct list_head pci_root_buses; /* list of all known PCI buses */
-extern struct list_head pci_devices; /* list of all devices */
-
-void pcibios_fixup_bus(struct pci_bus *);
-int __must_check pcibios_enable_device(struct pci_dev *, int mask);
-char *pcibios_setup (char *str);
-
-/* Used only when drivers/pci/setup.c is used */
-void pcibios_align_resource(void *, struct resource *, resource_size_t,
- resource_size_t);
-void pcibios_update_irq(struct pci_dev *, int irq);
-
-/* Generic PCI functions used internally */
-
-extern struct pci_bus *pci_find_bus(int domain, int busnr);
-void pci_bus_add_devices(struct pci_bus *bus);
-struct pci_bus *pci_scan_bus_parented(struct device *parent, int bus, struct pci_ops *ops, void *sysdata);
-static inline struct pci_bus *pci_scan_bus(int bus, struct pci_ops *ops, void *sysdata)
-{
- struct pci_bus *root_bus;
- root_bus = pci_scan_bus_parented(NULL, bus, ops, sysdata);
- if (root_bus)
- pci_bus_add_devices(root_bus);
- return root_bus;
-}
-struct pci_bus *pci_create_bus(struct device *parent, int bus, struct pci_ops *ops, void *sysdata);
-struct pci_bus * pci_add_new_bus(struct pci_bus *parent, struct pci_dev *dev, int busnr);
-int pci_scan_slot(struct pci_bus *bus, int devfn);
-struct pci_dev * pci_scan_single_device(struct pci_bus *bus, int devfn);
-void pci_device_add(struct pci_dev *dev, struct pci_bus *bus);
-unsigned int pci_scan_child_bus(struct pci_bus *bus);
-int __must_check pci_bus_add_device(struct pci_dev *dev);
-void pci_read_bridge_bases(struct pci_bus *child);
-struct resource *pci_find_parent_resource(const struct pci_dev *dev, struct resource *res);
-int pci_get_interrupt_pin(struct pci_dev *dev, struct pci_dev **bridge);
-extern struct pci_dev *pci_dev_get(struct pci_dev *dev);
-extern void pci_dev_put(struct pci_dev *dev);
-extern void pci_remove_bus(struct pci_bus *b);
-extern void pci_remove_bus_device(struct pci_dev *dev);
-extern void pci_stop_bus_device(struct pci_dev *dev);
-void pci_setup_cardbus(struct pci_bus *bus);
-extern void pci_sort_breadthfirst(void);
-
-/* Generic PCI functions exported to card drivers */
-
-struct pci_dev *pci_find_device (unsigned int vendor, unsigned int device, const struct pci_dev *from);
-struct pci_dev *pci_find_device_reverse (unsigned int vendor, unsigned int device, const struct pci_dev *from);
-struct pci_dev *pci_find_slot (unsigned int bus, unsigned int devfn);
-int pci_find_capability (struct pci_dev *dev, int cap);
-int pci_find_next_capability (struct pci_dev *dev, u8 pos, int cap);
-int pci_find_ext_capability (struct pci_dev *dev, int cap);
-struct pci_bus *pci_find_next_bus(const struct pci_bus *from);
-
-struct pci_dev *pci_get_device(unsigned int vendor, unsigned int device,
- struct pci_dev *from);
-struct pci_dev *pci_get_device_reverse(unsigned int vendor, unsigned int device,
- struct pci_dev *from);
-
-struct pci_dev *pci_get_subsys (unsigned int vendor, unsigned int device,
- unsigned int ss_vendor, unsigned int ss_device,
- struct pci_dev *from);
-struct pci_dev *pci_get_slot (struct pci_bus *bus, unsigned int devfn);
-struct pci_dev *pci_get_bus_and_slot (unsigned int bus, unsigned int devfn);
-struct pci_dev *pci_get_class (unsigned int class, struct pci_dev *from);
-int pci_dev_present(const struct pci_device_id *ids);
-
-int pci_bus_read_config_byte (struct pci_bus *bus, unsigned int devfn, int where, u8 *val);
-int pci_bus_read_config_word (struct pci_bus *bus, unsigned int devfn, int where, u16 *val);
-int pci_bus_read_config_dword (struct pci_bus *bus, unsigned int devfn, int where, u32 *val);
-int pci_bus_write_config_byte (struct pci_bus *bus, unsigned int devfn, int where, u8 val);
-int pci_bus_write_config_word (struct pci_bus *bus, unsigned int devfn, int where, u16 val);
-int pci_bus_write_config_dword (struct pci_bus *bus, unsigned int devfn, int where, u32 val);
-
-static inline int pci_read_config_byte(struct pci_dev *dev, int where, u8 *val)
-{
- return pci_bus_read_config_byte (dev->bus, dev->devfn, where, val);
-}
-static inline int pci_read_config_word(struct pci_dev *dev, int where, u16 *val)
-{
- return pci_bus_read_config_word (dev->bus, dev->devfn, where, val);
-}
-static inline int pci_read_config_dword(struct pci_dev *dev, int where, u32 *val)
-{
- return pci_bus_read_config_dword (dev->bus, dev->devfn, where, val);
-}
-static inline int pci_write_config_byte(struct pci_dev *dev, int where, u8 val)
-{
- return pci_bus_write_config_byte (dev->bus, dev->devfn, where, val);
-}
-static inline int pci_write_config_word(struct pci_dev *dev, int where, u16 val)
-{
- return pci_bus_write_config_word (dev->bus, dev->devfn, where, val);
-}
-static inline int pci_write_config_dword(struct pci_dev *dev, int where, u32 val)
-{
- return pci_bus_write_config_dword (dev->bus, dev->devfn, where, val);
-}
-
-int __must_check pci_enable_device(struct pci_dev *dev);
-int __must_check pci_enable_device_bars(struct pci_dev *dev, int mask);
-void pci_disable_device(struct pci_dev *dev);
-void pci_set_master(struct pci_dev *dev);
-#define HAVE_PCI_SET_MWI
-int __must_check pci_set_mwi(struct pci_dev *dev);
-void pci_clear_mwi(struct pci_dev *dev);
-void pci_intx(struct pci_dev *dev, int enable);
-int pci_set_dma_mask(struct pci_dev *dev, u64 mask);
-int pci_set_consistent_dma_mask(struct pci_dev *dev, u64 mask);
-void pci_update_resource(struct pci_dev *dev, struct resource *res, int resno);
-int __must_check pci_assign_resource(struct pci_dev *dev, int i);
-int __must_check pci_assign_resource_fixed(struct pci_dev *dev, int i);
-void pci_restore_bars(struct pci_dev *dev);
-
-/* ROM control related routines */
-void __iomem __must_check *pci_map_rom(struct pci_dev *pdev, size_t *size);
-void __iomem __must_check *pci_map_rom_copy(struct pci_dev *pdev, size_t *size);
-void pci_unmap_rom(struct pci_dev *pdev, void __iomem *rom);
-void pci_remove_rom(struct pci_dev *pdev);
-
-/* Power management related routines */
-int pci_save_state(struct pci_dev *dev);
-int pci_restore_state(struct pci_dev *dev);
-int pci_set_power_state(struct pci_dev *dev, pci_power_t state);
-pci_power_t pci_choose_state(struct pci_dev *dev, pm_message_t state);
-int pci_enable_wake(struct pci_dev *dev, pci_power_t state, int enable);
-
-/* Helper functions for low-level code (drivers/pci/setup-[bus,res].c) */
-void pci_bus_assign_resources(struct pci_bus *bus);
-void pci_bus_size_bridges(struct pci_bus *bus);
-int pci_claim_resource(struct pci_dev *, int);
-void pci_assign_unassigned_resources(void);
-void pdev_enable_device(struct pci_dev *);
-void pdev_sort_resources(struct pci_dev *, struct resource_list *);
-void pci_fixup_irqs(u8 (*)(struct pci_dev *, u8 *),
- int (*)(struct pci_dev *, u8, u8));
-#define HAVE_PCI_REQ_REGIONS 2
-int __must_check pci_request_regions(struct pci_dev *, const char *);
-void pci_release_regions(struct pci_dev *);
-int __must_check pci_request_region(struct pci_dev *, int, const char *);
-void pci_release_region(struct pci_dev *, int);
-
-/* drivers/pci/bus.c */
-int __must_check pci_bus_alloc_resource(struct pci_bus *bus,
- struct resource *res, resource_size_t size,
- resource_size_t align, resource_size_t min,
- unsigned int type_mask,
- void (*alignf)(void *, struct resource *,
- resource_size_t, resource_size_t),
- void *alignf_data);
-void pci_enable_bridges(struct pci_bus *bus);
-
-/* Proper probing supporting hot-pluggable devices */
-int __must_check __pci_register_driver(struct pci_driver *, struct module *);
-static inline int __must_check pci_register_driver(struct pci_driver *driver)
-{
- return __pci_register_driver(driver, THIS_MODULE);
-}
-
-void pci_unregister_driver(struct pci_driver *);
-void pci_remove_behind_bridge(struct pci_dev *);
-struct pci_driver *pci_dev_driver(const struct pci_dev *);
-const struct pci_device_id *pci_match_device(struct pci_driver *drv, struct pci_dev *dev);
-const struct pci_device_id *pci_match_id(const struct pci_device_id *ids, struct pci_dev *dev);
-int pci_scan_bridge(struct pci_bus *bus, struct pci_dev * dev, int max, int pass);
-
-void pci_walk_bus(struct pci_bus *top, void (*cb)(struct pci_dev *, void *),
- void *userdata);
-int pci_cfg_space_size(struct pci_dev *dev);
-unsigned char pci_bus_max_busnr(struct pci_bus* bus);
-
-/* kmem_cache style wrapper around pci_alloc_consistent() */
-
-#include <linux/dmapool.h>
-
-#define pci_pool dma_pool
-#define pci_pool_create(name, pdev, size, align, allocation) \
- dma_pool_create(name, &pdev->dev, size, align, allocation)
-#define pci_pool_destroy(pool) dma_pool_destroy(pool)
-#define pci_pool_alloc(pool, flags, handle) dma_pool_alloc(pool, flags, handle)
-#define pci_pool_free(pool, vaddr, addr) dma_pool_free(pool, vaddr, addr)
-
-enum pci_dma_burst_strategy {
- PCI_DMA_BURST_INFINITY, /* make bursts as large as possible,
- strategy_parameter is N/A */
- PCI_DMA_BURST_BOUNDARY, /* disconnect at every strategy_parameter
- byte boundaries */
- PCI_DMA_BURST_MULTIPLE, /* disconnect at some multiple of
- strategy_parameter byte boundaries */
-};
-
-#if defined(CONFIG_ISA) || defined(CONFIG_EISA)
-extern struct pci_dev *isa_bridge;
-#endif
-
-struct msix_entry {
- u16 vector; /* kernel uses to write allocated vector */
- u16 entry; /* driver uses to specify entry, OS writes */
-};
-
-
-#ifndef CONFIG_PCI_MSI
-static inline void pci_scan_msi_device(struct pci_dev *dev) {}
-static inline int pci_enable_msi(struct pci_dev *dev) {return -1;}
-static inline void pci_disable_msi(struct pci_dev *dev) {}
-static inline int pci_enable_msix(struct pci_dev* dev,
- struct msix_entry *entries, int nvec) {return -1;}
-static inline void pci_disable_msix(struct pci_dev *dev) {}
-static inline void msi_remove_pci_irq_vectors(struct pci_dev *dev) {}
-#else
-extern void pci_scan_msi_device(struct pci_dev *dev);
-extern int pci_enable_msi(struct pci_dev *dev);
-extern void pci_disable_msi(struct pci_dev *dev);
-extern int pci_enable_msix(struct pci_dev* dev,
- struct msix_entry *entries, int nvec);
-extern void pci_disable_msix(struct pci_dev *dev);
-extern void msi_remove_pci_irq_vectors(struct pci_dev *dev);
-#endif
-
-#ifdef CONFIG_HT_IRQ
-/* The functions a driver should call */
-int ht_create_irq(struct pci_dev *dev, int idx);
-void ht_destroy_irq(unsigned int irq);
-#endif /* CONFIG_HT_IRQ */
-
-extern void pci_block_user_cfg_access(struct pci_dev *dev);
-extern void pci_unblock_user_cfg_access(struct pci_dev *dev);
-
-/*
- * PCI domain support. Sometimes called PCI segment (eg by ACPI),
- * a PCI domain is defined to be a set of PCI busses which share
- * configuration space.
- */
-#ifndef CONFIG_PCI_DOMAINS
-static inline int pci_domain_nr(struct pci_bus *bus) { return 0; }
-static inline int pci_proc_domain(struct pci_bus *bus)
-{
- return 0;
-}
-#endif
-
-#else /* CONFIG_PCI is not enabled */
-
-/*
- * If the system does not have PCI, clearly these return errors. Define
- * these as simple inline functions to avoid hair in drivers.
- */
-
-#define _PCI_NOP(o,s,t) \
- static inline int pci_##o##_config_##s (struct pci_dev *dev, int where, t val) \
- { return PCIBIOS_FUNC_NOT_SUPPORTED; }
-#define _PCI_NOP_ALL(o,x) _PCI_NOP(o,byte,u8 x) \
- _PCI_NOP(o,word,u16 x) \
- _PCI_NOP(o,dword,u32 x)
-_PCI_NOP_ALL(read, *)
-_PCI_NOP_ALL(write,)
-
-static inline struct pci_dev *pci_find_device(unsigned int vendor, unsigned int device, const struct pci_dev *from)
-{ return NULL; }
-
-static inline struct pci_dev *pci_find_slot(unsigned int bus, unsigned int devfn)
-{ return NULL; }
-
-static inline struct pci_dev *pci_get_device(unsigned int vendor,
- unsigned int device, struct pci_dev *from)
-{ return NULL; }
-
-static inline struct pci_dev *pci_get_device_reverse(unsigned int vendor,
- unsigned int device, struct pci_dev *from)
-{ return NULL; }
-
-static inline struct pci_dev *pci_get_subsys (unsigned int vendor, unsigned int device,
-unsigned int ss_vendor, unsigned int ss_device, struct pci_dev *from)
-{ return NULL; }
-
-static inline struct pci_dev *pci_get_class(unsigned int class, struct pci_dev *from)
-{ return NULL; }
-
-#define pci_dev_present(ids) (0)
-#define pci_dev_put(dev) do { } while (0)
-
-static inline void pci_set_master(struct pci_dev *dev) { }
-static inline int pci_enable_device(struct pci_dev *dev) { return -EIO; }
-static inline void pci_disable_device(struct pci_dev *dev) { }
-static inline int pci_set_dma_mask(struct pci_dev *dev, u64 mask) { return -EIO; }
-static inline int pci_assign_resource(struct pci_dev *dev, int i) { return -EBUSY;}
-static inline int __pci_register_driver(struct pci_driver *drv, struct module *owner) { return 0;}
-static inline int pci_register_driver(struct pci_driver *drv) { return 0;}
-static inline void pci_unregister_driver(struct pci_driver *drv) { }
-static inline int pci_find_capability (struct pci_dev *dev, int cap) {return 0; }
-static inline int pci_find_next_capability (struct pci_dev *dev, u8 post, int cap) { return 0; }
-static inline int pci_find_ext_capability (struct pci_dev *dev, int cap) {return 0; }
-static inline const struct pci_device_id *pci_match_device(const struct pci_device_id *ids, const struct pci_dev *dev) { return NULL; }
-
-/* Power management related routines */
-static inline int pci_save_state(struct pci_dev *dev) { return 0; }
-static inline int pci_restore_state(struct pci_dev *dev) { return 0; }
-static inline int pci_set_power_state(struct pci_dev *dev, pci_power_t state) { return 0; }
-static inline pci_power_t pci_choose_state(struct pci_dev *dev, pm_message_t state) { return PCI_D0; }
-static inline int pci_enable_wake(struct pci_dev *dev, pci_power_t state, int enable) { return 0; }
-
-#define isa_bridge ((struct pci_dev *)NULL)
-
-#define pci_dma_burst_advice(pdev, strat, strategy_parameter) do { } while (0)
-
-static inline void pci_block_user_cfg_access(struct pci_dev *dev) { }
-static inline void pci_unblock_user_cfg_access(struct pci_dev *dev) { }
-
-#endif /* CONFIG_PCI */
-
-/* Include architecture-dependent settings and functions */
-
-#include <asm/pci.h>
-
-/* these helpers provide future and backwards compatibility
- * for accessing popular PCI BAR info */
-#define pci_resource_start(dev,bar) ((dev)->resource[(bar)].start)
-#define pci_resource_end(dev,bar) ((dev)->resource[(bar)].end)
-#define pci_resource_flags(dev,bar) ((dev)->resource[(bar)].flags)
-#define pci_resource_len(dev,bar) \
- ((pci_resource_start((dev),(bar)) == 0 && \
- pci_resource_end((dev),(bar)) == \
- pci_resource_start((dev),(bar))) ? 0 : \
- \
- (pci_resource_end((dev),(bar)) - \
- pci_resource_start((dev),(bar)) + 1))
-
-/* Similar to the helpers above, these manipulate per-pci_dev
- * driver-specific data. They are really just a wrapper around
- * the generic device structure functions of these calls.
- */
-static inline void *pci_get_drvdata (struct pci_dev *pdev)
-{
- return dev_get_drvdata(&pdev->dev);
-}
-
-static inline void pci_set_drvdata (struct pci_dev *pdev, void *data)
-{
- dev_set_drvdata(&pdev->dev, data);
-}
-
-/* If you want to know what to call your pci_dev, ask this function.
- * Again, it's a wrapper around the generic device.
- */
-static inline char *pci_name(struct pci_dev *pdev)
-{
- return pdev->dev.bus_id;
-}
-
-
-/* Some archs don't want to expose struct resource to userland as-is
- * in sysfs and /proc
- */
-#ifndef HAVE_ARCH_PCI_RESOURCE_TO_USER
-static inline void pci_resource_to_user(const struct pci_dev *dev, int bar,
- const struct resource *rsrc, resource_size_t *start,
- resource_size_t *end)
-{
- *start = rsrc->start;
- *end = rsrc->end;
-}
-#endif /* HAVE_ARCH_PCI_RESOURCE_TO_USER */
-
-
-/*
- * The world is not perfect and supplies us with broken PCI devices.
- * For at least a part of these bugs we need a work-around, so both
- * generic (drivers/pci/quirks.c) and per-architecture code can define
- * fixup hooks to be called for particular buggy devices.
- */
-
-struct pci_fixup {
- u16 vendor, device; /* You can use PCI_ANY_ID here of course */
- void (*hook)(struct pci_dev *dev);
-};
-
-enum pci_fixup_pass {
- pci_fixup_early, /* Before probing BARs */
- pci_fixup_header, /* After reading configuration header */
- pci_fixup_final, /* Final phase of device fixups */
- pci_fixup_enable, /* pci_enable_device() time */
-};
-
-/* Anonymous variables would be nice... */
-#define DECLARE_PCI_FIXUP_SECTION(section, name, vendor, device, hook) \
- static const struct pci_fixup __pci_fixup_##name __attribute_used__ \
- __attribute__((__section__(#section))) = { vendor, device, hook };
-#define DECLARE_PCI_FIXUP_EARLY(vendor, device, hook) \
- DECLARE_PCI_FIXUP_SECTION(.pci_fixup_early, \
- vendor##device##hook, vendor, device, hook)
-#define DECLARE_PCI_FIXUP_HEADER(vendor, device, hook) \
- DECLARE_PCI_FIXUP_SECTION(.pci_fixup_header, \
- vendor##device##hook, vendor, device, hook)
-#define DECLARE_PCI_FIXUP_FINAL(vendor, device, hook) \
- DECLARE_PCI_FIXUP_SECTION(.pci_fixup_final, \
- vendor##device##hook, vendor, device, hook)
-#define DECLARE_PCI_FIXUP_ENABLE(vendor, device, hook) \
- DECLARE_PCI_FIXUP_SECTION(.pci_fixup_enable, \
- vendor##device##hook, vendor, device, hook)
-
-
-void pci_fixup_device(enum pci_fixup_pass pass, struct pci_dev *dev);
-
-extern int pci_pci_problems;
-#define PCIPCI_FAIL 1 /* No PCI PCI DMA */
-#define PCIPCI_TRITON 2
-#define PCIPCI_NATOMA 4
-#define PCIPCI_VIAETBF 8
-#define PCIPCI_VSFX 16
-#define PCIPCI_ALIMAGIK 32 /* Need low latency setting */
-#define PCIAGP_FAIL 64 /* No PCI to AGP DMA */
-
-#endif /* __KERNEL__ */
-#endif /* LINUX_PCI_H */
leds.h -> linux/include/asm-ia64/sn/leds.h
module.h -> linux/include/asm-ia64/sn/module.h
pcibus_provider_defs.h -> linux/include/asm-ia64/sn/pcibus_provider_defs.h
-pcidev.h -> linux/include/asm-ia64/sn/pcidev.h
pda.h -> linux/include/asm-ia64/sn/pda.h
pic.h -> linux/include/asm-ia64/sn/pic.h
shub_mmr.h -> linux/include/asm-ia64/sn/shub_mmr.h
+++ /dev/null
-/*
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * 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>
-
-/*
- * 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))
-/*
- * Given a pci_bus, return the sn pcibus_bussoft struct. Note that
- * this only works for root busses, not for busses represented by PPB's.
- */
-
-#define SN_PCIBUS_BUSSOFT(pci_bus) \
- ((struct pcibus_bussoft *)(PCI_CONTROLLER((pci_bus))->platform_data))
-
-#define SN_PCIBUS_BUSSOFT_INFO(pci_bus) \
- (struct pcibus_info *)((struct pcibus_bussoft *)(PCI_CONTROLLER((pci_bus))->platform_data))
-/*
- * Given a struct pci_dev, return the sn pcibus_bussoft struct. Note
- * that this is not equivalent to SN_PCIBUS_BUSSOFT(pci_dev->bus) due
- * due to possible PPB's in the path.
- */
-
-#define SN_PCIDEV_BUSSOFT(pci_dev) \
- (SN_PCIDEV_INFO(pci_dev)->pdi_host_pcidev_info->pdi_pcibus_info)
-
-#define SN_PCIDEV_BUSPROVIDER(pci_dev) \
- (SN_PCIDEV_INFO(pci_dev)->pdi_provider)
-
-#define PCIIO_BUS_NONE 255 /* bus 255 reserved */
-#define PCIIO_SLOT_NONE 255
-#define PCIIO_FUNC_NONE 255
-#define PCIIO_VENDOR_ID_NONE (-1)
-
-struct pcidev_info {
- u64 pdi_pio_mapped_addr[7]; /* 6 BARs PLUS 1 ROM */
- u64 pdi_slot_host_handle; /* Bus and devfn Host pci_dev */
-
- struct pcibus_bussoft *pdi_pcibus_info; /* Kernel common bus soft */
- struct pcidev_info *pdi_host_pcidev_info; /* Kernel Host pci_dev */
- struct pci_dev *pdi_linux_pcidev; /* Kernel pci_dev */
-
- 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);
-extern void sn_bus_free_sysdata(void);
-extern void sn_generate_path(struct pci_bus *pci_bus, char *address);
-extern void sn_pci_fixup_slot(struct pci_dev *dev);
-extern void sn_pci_unfixup_slot(struct pci_dev *dev);
-extern void sn_irq_lh_init(void);
-#endif /* _ASM_IA64_SN_PCI_PCIDEV_H */
projects / xen.git / commitdiff