diff options
Diffstat (limited to 'include/linux/pci.h')
| -rw-r--r-- | include/linux/pci.h | 20 |
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, |