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PCI: Make pci_get_new_domain_nr() static

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The only user of pci_get_new_domain_nr() is of_pci_bus_find_domain_nr().
Since they are defined in the same file, pci_get_new_domain_nr() can be
made static, which also simplifies preprocessor conditionals.

No functional change intended.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
This commit is contained in:
Jan Kiszka 2018-05-15 11:07:00 +02:00 committed by Bjorn Helgaas
parent 60cc43fc88
commit ae07b78688
2 changed files with 2 additions and 7 deletions
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6
drivers/pci/pci.c
View File

@ -5702,15 +5702,14 @@ static void pci_no_domains(void)
#endif
}
#ifdef CONFIG_PCI_DOMAINS
#ifdef CONFIG_PCI_DOMAINS_GENERIC
static atomic_t __domain_nr = ATOMIC_INIT(-1);
int pci_get_new_domain_nr(void)
static int pci_get_new_domain_nr(void)
{
return atomic_inc_return(&__domain_nr);
}
#ifdef CONFIG_PCI_DOMAINS_GENERIC
static int of_pci_bus_find_domain_nr(struct device *parent)
{
static int use_dt_domains = -1;
@ -5765,7 +5764,6 @@ int pci_bus_find_domain_nr(struct pci_bus *bus, struct device *parent)
acpi_pci_bus_find_domain_nr(bus);
}
#endif
#endif
/**
* pci_ext_cfg_avail - can we access extended PCI config space?

3
include/linux/pci.h
View File

@ -1510,12 +1510,10 @@ void pci_cfg_access_unlock(struct pci_dev *dev);
*/
#ifdef CONFIG_PCI_DOMAINS
extern int pci_domains_supported;
int pci_get_new_domain_nr(void);
#else
enum { pci_domains_supported = 0 };
static inline int pci_domain_nr(struct pci_bus *bus) { return 0; }
static inline int pci_proc_domain(struct pci_bus *bus) { return 0; }
static inline int pci_get_new_domain_nr(void) { return -ENOSYS; }
#endif /* CONFIG_PCI_DOMAINS */
/*
@ -1670,7 +1668,6 @@ static inline struct pci_dev *pci_get_domain_bus_and_slot(int domain,
static inline int pci_domain_nr(struct pci_bus *bus) { return 0; }
static inline struct pci_dev *pci_dev_get(struct pci_dev *dev) { return NULL; }
static inline int pci_get_new_domain_nr(void) { return -ENOSYS; }
#define dev_is_pci(d) (false)
#define dev_is_pf(d) (false)