diff options
| -rw-r--r-- | drivers/pci/search.c | 35 | ||||
| -rw-r--r-- | include/linux/pci.h | 2 |
2 files changed, 15 insertions, 22 deletions
diff --git a/drivers/pci/search.c b/drivers/pci/search.c index 8541034021f..1aabe3dbc7c 100644 --- a/drivers/pci/search.c +++ b/drivers/pci/search.c @@ -436,7 +436,18 @@ exit: return dev; } -const struct pci_device_id *pci_find_present(const struct pci_device_id *ids) +/** + * pci_dev_present - Returns 1 if device matching the device list is present, 0 if not. + * @ids: A pointer to a null terminated list of struct pci_device_id structures + * that describe the type of PCI device the caller is trying to find. + * + * Obvious fact: You do not have a reference to any device that might be found + * by this function, so if that device is removed from the system right after + * this function is finished, the value will be stale. Use this function to + * find devices that are usually built into a system, or for a general hint as + * to if another device happens to be present at this specific moment in time. + */ +int pci_dev_present(const struct pci_device_id *ids) { struct pci_dev *dev; const struct pci_device_id *found = NULL; @@ -452,27 +463,11 @@ const struct pci_device_id *pci_find_present(const struct pci_device_id *ids) } exit: up_read(&pci_bus_sem); - return found; -} - -/** - * pci_dev_present - Returns 1 if device matching the device list is present, 0 if not. - * @ids: A pointer to a null terminated list of struct pci_device_id structures - * that describe the type of PCI device the caller is trying to find. - * - * Obvious fact: You do not have a reference to any device that might be found - * by this function, so if that device is removed from the system right after - * this function is finished, the value will be stale. Use this function to - * find devices that are usually built into a system, or for a general hint as - * to if another device happens to be present at this specific moment in time. - */ -int pci_dev_present(const struct pci_device_id *ids) -{ - return pci_find_present(ids) == NULL ? 0 : 1; + if (found) + return 1; + return 0; } - EXPORT_SYMBOL(pci_dev_present); -EXPORT_SYMBOL(pci_find_present); #ifdef CONFIG_PCI_LEGACY EXPORT_SYMBOL(pci_find_device); diff --git a/include/linux/pci.h b/include/linux/pci.h index 3a2b9fbdb37..b39f2abbea1 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -527,7 +527,6 @@ 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); -const struct pci_device_id *pci_find_present(const struct pci_device_id *ids); int pci_bus_read_config_byte(struct pci_bus *bus, unsigned int devfn, int where, u8 *val); @@ -816,7 +815,6 @@ static inline struct pci_dev *pci_get_class(unsigned int class, #define pci_dev_present(ids) (0) #define no_pci_devices() (1) -#define pci_find_present(ids) (NULL) #define pci_dev_put(dev) do { } while (0) static inline void pci_set_master(struct pci_dev *dev) |