#ifndef LINUX_PCI_H
#define LINUX_PCI_H
-#include <linux/mod_devicetable.h>
-
/* Include the pci register defines */
#include <linux/pci_regs.h>
#ifdef __KERNEL__
+#include <linux/mod_devicetable.h>
+
#include <linux/types.h>
-#include <linux/config.h>
#include <linux/ioport.h>
#include <linux/list.h>
#include <linux/errno.h>
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.
*/
unsigned int block_ucfg_access:1; /* userspace config space access is blocked */
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 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:
*
char name[48];
unsigned short bridge_ctl; /* manage NO_ISA/FBB/et al behaviors */
- unsigned short pad2;
+ 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 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);
void pci_fixup_irqs(u8 (*)(struct pci_dev *, u8 *),
int (*)(struct pci_dev *, u8, u8));
#define HAVE_PCI_REQ_REGIONS 2
-int pci_request_regions(struct pci_dev *, char *);
+int pci_request_regions(struct pci_dev *, const char *);
void pci_release_regions(struct pci_dev *);
-int pci_request_region(struct pci_dev *, int, char *);
+int pci_request_region(struct pci_dev *, int, const char *);
void pci_release_region(struct pci_dev *, int);
/* drivers/pci/bus.c */
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() */
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 */