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PCI: Remove "extern" from function declarations

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We had an inconsistent mix of using and omitting the "extern" keyword
on function declarations in header files.  This removes them all.

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
This commit is contained in:
Bjorn Helgaas
2013-04-12 12:02:59 -06:00
parent 9fc9eea09f
commit f39d5b7291
17 changed files with 275 additions and 285 deletions
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95
include/linux/pci.h
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@@ -348,7 +348,7 @@ static inline struct pci_dev *pci_physfn(struct pci_dev *dev)
return dev;
}
extern struct pci_dev *alloc_pci_dev(void);
struct pci_dev *alloc_pci_dev(void);
#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)
@@ -504,10 +504,10 @@ struct pci_ops {
* ACPI needs to be able to access PCI config space before we've done a
* PCI bus scan and created pci_bus structures.
*/
extern int raw_pci_read(unsigned int domain, unsigned int bus,
unsigned int devfn, int reg, int len, u32 *val);
extern int raw_pci_write(unsigned int domain, unsigned int bus,
unsigned int devfn, int reg, int len, u32 val);
int raw_pci_read(unsigned int domain, unsigned int bus, unsigned int devfn,
int reg, int len, u32 *val);
int raw_pci_write(unsigned int domain, unsigned int bus, unsigned int devfn,
int reg, int len, u32 val);
struct pci_bus_region {
resource_size_t start;
@@ -658,7 +658,7 @@ struct pci_driver {
/* these external functions are only available when PCI support is enabled */
#ifdef CONFIG_PCI
extern void pcie_bus_configure_settings(struct pci_bus *bus, u8 smpss);
void pcie_bus_configure_settings(struct pci_bus *bus, u8 smpss);
enum pcie_bus_config_types {
PCIE_BUS_TUNE_OFF,
@@ -675,7 +675,7 @@ extern struct bus_type pci_bus_type;
* code, or pci core code. */
extern struct list_head pci_root_buses; /* list of all known PCI buses */
/* Some device drivers need know if pci is initiated */
extern int no_pci_devices(void);
int no_pci_devices(void);
void pcibios_resource_survey_bus(struct pci_bus *bus);
void pcibios_fixup_bus(struct pci_bus *);
@@ -699,7 +699,7 @@ void pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region,
void pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res,
struct pci_bus_region *region);
void pcibios_scan_specific_bus(int busn);
extern struct pci_bus *pci_find_bus(int domain, int busnr);
struct pci_bus *pci_find_bus(int domain, int busnr);
void pci_bus_add_devices(const struct pci_bus *bus);
struct pci_bus *pci_scan_bus_parented(struct device *parent, int bus,
struct pci_ops *ops, void *sysdata);
@@ -732,14 +732,14 @@ struct resource *pci_find_parent_resource(const struct pci_dev *dev,
u8 pci_swizzle_interrupt_pin(const struct pci_dev *dev, u8 pin);
int pci_get_interrupt_pin(struct pci_dev *dev, struct pci_dev **bridge);
u8 pci_common_swizzle(struct pci_dev *dev, u8 *pinp);
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_stop_and_remove_bus_device(struct pci_dev *dev);
struct pci_dev *pci_dev_get(struct pci_dev *dev);
void pci_dev_put(struct pci_dev *dev);
void pci_remove_bus(struct pci_bus *b);
void pci_stop_and_remove_bus_device(struct pci_dev *dev);
void pci_stop_root_bus(struct pci_bus *bus);
void pci_remove_root_bus(struct pci_bus *bus);
void pci_setup_cardbus(struct pci_bus *bus);
extern void pci_sort_breadthfirst(void);
void pci_sort_breadthfirst(void);
#define dev_is_pci(d) ((d)->bus == &pci_bus_type)
#define dev_is_pf(d) ((dev_is_pci(d) ? to_pci_dev(d)->is_physfn : false))
#define dev_num_vf(d) ((dev_is_pci(d) ? pci_num_vf(to_pci_dev(d)) : 0))
@@ -1141,18 +1141,17 @@ static inline int pci_msi_enabled(void)
return 0;
}
#else
extern int pci_enable_msi_block(struct pci_dev *dev, unsigned int nvec);
extern int pci_enable_msi_block_auto(struct pci_dev *dev, unsigned int *maxvec);
extern void pci_msi_shutdown(struct pci_dev *dev);
extern void pci_disable_msi(struct pci_dev *dev);
extern int pci_msix_table_size(struct pci_dev *dev);
extern int pci_enable_msix(struct pci_dev *dev,
struct msix_entry *entries, int nvec);
extern void pci_msix_shutdown(struct pci_dev *dev);
extern void pci_disable_msix(struct pci_dev *dev);
extern void msi_remove_pci_irq_vectors(struct pci_dev *dev);
extern void pci_restore_msi_state(struct pci_dev *dev);
extern int pci_msi_enabled(void);
int pci_enable_msi_block(struct pci_dev *dev, unsigned int nvec);
int pci_enable_msi_block_auto(struct pci_dev *dev, unsigned int *maxvec);
void pci_msi_shutdown(struct pci_dev *dev);
void pci_disable_msi(struct pci_dev *dev);
int pci_msix_table_size(struct pci_dev *dev);
int pci_enable_msix(struct pci_dev *dev, struct msix_entry *entries, int nvec);
void pci_msix_shutdown(struct pci_dev *dev);
void pci_disable_msix(struct pci_dev *dev);
void msi_remove_pci_irq_vectors(struct pci_dev *dev);
void pci_restore_msi_state(struct pci_dev *dev);
int pci_msi_enabled(void);
#endif
#ifdef CONFIG_PCIEPORTBUS
@@ -1167,8 +1166,8 @@ extern bool pcie_ports_auto;
static inline int pcie_aspm_enabled(void) { return 0; }
static inline bool pcie_aspm_support_enabled(void) { return false; }
#else
extern int pcie_aspm_enabled(void);
extern bool pcie_aspm_support_enabled(void);
int pcie_aspm_enabled(void);
bool pcie_aspm_support_enabled(void);
#endif
#ifdef CONFIG_PCIEAER
@@ -1186,8 +1185,8 @@ static inline void pcie_set_ecrc_checking(struct pci_dev *dev)
}
static inline void pcie_ecrc_get_policy(char *str) {};
#else
extern void pcie_set_ecrc_checking(struct pci_dev *dev);
extern void pcie_ecrc_get_policy(char *str);
void pcie_set_ecrc_checking(struct pci_dev *dev);
void pcie_ecrc_get_policy(char *str);
#endif
#define pci_enable_msi(pdev) pci_enable_msi_block(pdev, 1)
@@ -1198,9 +1197,9 @@ int ht_create_irq(struct pci_dev *dev, int idx);
void ht_destroy_irq(unsigned int irq);
#endif /* CONFIG_HT_IRQ */
extern void pci_cfg_access_lock(struct pci_dev *dev);
extern bool pci_cfg_access_trylock(struct pci_dev *dev);
extern void pci_cfg_access_unlock(struct pci_dev *dev);
void pci_cfg_access_lock(struct pci_dev *dev);
bool pci_cfg_access_trylock(struct pci_dev *dev);
void pci_cfg_access_unlock(struct pci_dev *dev);
/*
* PCI domain support. Sometimes called PCI segment (eg by ACPI),
@@ -1225,7 +1224,7 @@ static inline int pci_proc_domain(struct pci_bus *bus)
/* some architectures require additional setup to direct VGA traffic */
typedef int (*arch_set_vga_state_t)(struct pci_dev *pdev, bool decode,
unsigned int command_bits, u32 flags);
extern void pci_register_set_vga_state(arch_set_vga_state_t func);
void pci_register_set_vga_state(arch_set_vga_state_t func);
#else /* CONFIG_PCI is not enabled */
@@ -1627,8 +1626,8 @@ int pcibios_set_pcie_reset_state(struct pci_dev *dev,
int pcibios_add_device(struct pci_dev *dev);
#ifdef CONFIG_PCI_MMCONFIG
extern void __init pci_mmcfg_early_init(void);
extern void __init pci_mmcfg_late_init(void);
void __init pci_mmcfg_early_init(void);
void __init pci_mmcfg_late_init(void);
#else
static inline void pci_mmcfg_early_init(void) { }
static inline void pci_mmcfg_late_init(void) { }
@@ -1639,12 +1638,12 @@ int pci_ext_cfg_avail(void);
void __iomem *pci_ioremap_bar(struct pci_dev *pdev, int bar);
#ifdef CONFIG_PCI_IOV
extern int pci_enable_sriov(struct pci_dev *dev, int nr_virtfn);
extern void pci_disable_sriov(struct pci_dev *dev);
extern irqreturn_t pci_sriov_migration(struct pci_dev *dev);
extern int pci_num_vf(struct pci_dev *dev);
extern int pci_sriov_set_totalvfs(struct pci_dev *dev, u16 numvfs);
extern int pci_sriov_get_totalvfs(struct pci_dev *dev);
int pci_enable_sriov(struct pci_dev *dev, int nr_virtfn);
void pci_disable_sriov(struct pci_dev *dev);
irqreturn_t pci_sriov_migration(struct pci_dev *dev);
int pci_num_vf(struct pci_dev *dev);
int pci_sriov_set_totalvfs(struct pci_dev *dev, u16 numvfs);
int pci_sriov_get_totalvfs(struct pci_dev *dev);
#else
static inline int pci_enable_sriov(struct pci_dev *dev, int nr_virtfn)
{
@@ -1672,8 +1671,8 @@ static inline int pci_sriov_get_totalvfs(struct pci_dev *dev)
#endif
#if defined(CONFIG_HOTPLUG_PCI) || defined(CONFIG_HOTPLUG_PCI_MODULE)
extern void pci_hp_create_module_link(struct pci_slot *pci_slot);
extern void pci_hp_remove_module_link(struct pci_slot *pci_slot);
void pci_hp_create_module_link(struct pci_slot *pci_slot);
void pci_hp_remove_module_link(struct pci_slot *pci_slot);
#endif
/**
@@ -1817,13 +1816,13 @@ int pci_vpd_find_info_keyword(const u8 *buf, unsigned int off,
/* PCI <-> OF binding helpers */
#ifdef CONFIG_OF
struct device_node;
extern void pci_set_of_node(struct pci_dev *dev);
extern void pci_release_of_node(struct pci_dev *dev);
extern void pci_set_bus_of_node(struct pci_bus *bus);
extern void pci_release_bus_of_node(struct pci_bus *bus);
void pci_set_of_node(struct pci_dev *dev);
void pci_release_of_node(struct pci_dev *dev);
void pci_set_bus_of_node(struct pci_bus *bus);
void pci_release_bus_of_node(struct pci_bus *bus);
/* Arch may override this (weak) */
extern struct device_node * __weak pcibios_get_phb_of_node(struct pci_bus *bus);
struct device_node * __weak pcibios_get_phb_of_node(struct pci_bus *bus);
static inline struct device_node *
pci_device_to_OF_node(const struct pci_dev *pdev)