1 files changed, 16 insertions, 4 deletions

diff --git a/include/linux/pci.h b/include/linux/pci.h
index 5c604f5fad67..01c707261f9c 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -51,6 +51,7 @@
 #include <linux/list.h>
 #include <linux/compiler.h>
 #include <linux/errno.h>
+#include <asm/atomic.h>
 #include <linux/device.h>
 
 /* File state for mmap()s on /proc/bus/pci/X/Y */
@@ -159,7 +160,6 @@ struct pci_dev {
         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 */
@@ -167,6 +167,7 @@ struct pci_dev {
         unsigned int    broken_parity_status:1; /* Device generates false positive parity */
         unsigned int    msi_enabled:1;
         unsigned int    msix_enabled:1;
+        atomic_t        enable_cnt;     /* pci_enable_device has been called */
 
         u32             saved_config_space[16]; /* config space saved at suspend time */
         struct hlist_head saved_cap_space;
@@ -443,6 +444,7 @@ 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 */
 
@@ -452,13 +454,18 @@ 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_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_device (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);
 
@@ -658,7 +665,12 @@ static inline struct pci_dev *pci_find_device(unsigned int vendor, unsigned int
 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)
+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,