diff options
Diffstat (limited to 'arch/mips')
| -rw-r--r-- | arch/mips/Kconfig | 8 | ||||
| -rw-r--r-- | arch/mips/include/asm/pci.h | 54 | ||||
| -rw-r--r-- | arch/mips/lib/iomap-pci.c | 4 | ||||
| -rw-r--r-- | arch/mips/pci/Makefile | 2 |
4 files changed, 43 insertions, 25 deletions
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 7a75215aabac..d31f839c6e77 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -2974,7 +2974,6 @@ config PCI bool "Support for PCI controller" depends on HW_HAS_PCI select PCI_DOMAINS - select NO_GENERIC_PCI_IOPORT_MAP help Find out whether you have a PCI motherboard. PCI is the name of a bus system, i.e. the way the CPU talks to the other stuff inside @@ -2998,6 +2997,13 @@ config PCI_DOMAINS config PCI_DOMAINS_GENERIC bool +config PCI_DRIVERS_GENERIC + bool + +config PCI_DRIVERS_LEGACY + def_bool !PCI_DRIVERS_GENERIC + select NO_GENERIC_PCI_IOPORT_MAP + source "drivers/pci/Kconfig" # diff --git a/arch/mips/include/asm/pci.h b/arch/mips/include/asm/pci.h index acc651ec5014..30d1129d8624 100644 --- a/arch/mips/include/asm/pci.h +++ b/arch/mips/include/asm/pci.h @@ -20,6 +20,8 @@ #include <linux/list.h> #include <linux/of.h> +#ifdef CONFIG_PCI_DRIVERS_LEGACY + /* * Each pci channel is a top-level PCI bus seem by CPU. A machine with * multiple PCI channels may have multiple PCI host controllers or a @@ -62,6 +64,35 @@ extern void register_pci_controller(struct pci_controller *hose); */ extern int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin); +/* Do platform specific device initialization at pci_enable_device() time */ +extern int pcibios_plat_dev_init(struct pci_dev *dev); + +extern char * (*pcibios_plat_setup)(char *str); + +#ifdef CONFIG_OF +/* this function parses memory ranges from a device node */ +extern void pci_load_of_ranges(struct pci_controller *hose, + struct device_node *node); +#else +static inline void pci_load_of_ranges(struct pci_controller *hose, + struct device_node *node) {} +#endif + +#ifdef CONFIG_PCI_DOMAINS_GENERIC +static inline void set_pci_need_domain_info(struct pci_controller *hose, + int need_domain_info) +{ + /* nothing to do */ +} +#elif defined(CONFIG_PCI_DOMAINS) +static inline void set_pci_need_domain_info(struct pci_controller *hose, + int need_domain_info) +{ + hose->need_domain_info = need_domain_info; +} +#endif /* CONFIG_PCI_DOMAINS */ + +#endif /* Can be used to override the logic in pci_scan_bus for skipping already-configured bus numbers - to be used for buggy BIOSes @@ -110,12 +141,6 @@ static inline int pci_proc_domain(struct pci_bus *bus) { return pci_domain_nr(bus); } - -static inline void set_pci_need_domain_info(struct pci_controller *hose, - int need_domain_info) -{ - /* nothing to do */ -} #elif defined(CONFIG_PCI_DOMAINS) #define pci_domain_nr(bus) ((struct pci_controller *)(bus)->sysdata)->index @@ -124,12 +149,6 @@ static inline int pci_proc_domain(struct pci_bus *bus) struct pci_controller *hose = bus->sysdata; return hose->need_domain_info; } - -static inline void set_pci_need_domain_info(struct pci_controller *hose, - int need_domain_info) -{ - hose->need_domain_info = need_domain_info; -} #endif /* CONFIG_PCI_DOMAINS */ #endif /* __KERNEL__ */ @@ -143,15 +162,4 @@ static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel) return channel ? 15 : 14; } -extern char * (*pcibios_plat_setup)(char *str); - -#ifdef CONFIG_OF -/* this function parses memory ranges from a device node */ -extern void pci_load_of_ranges(struct pci_controller *hose, - struct device_node *node); -#else -static inline void pci_load_of_ranges(struct pci_controller *hose, - struct device_node *node) {} -#endif - #endif /* _ASM_PCI_H */ diff --git a/arch/mips/lib/iomap-pci.c b/arch/mips/lib/iomap-pci.c index a629077fd7b9..8ed3f25a9047 100644 --- a/arch/mips/lib/iomap-pci.c +++ b/arch/mips/lib/iomap-pci.c @@ -10,6 +10,8 @@ #include <linux/export.h> #include <asm/io.h> +#ifdef CONFIG_PCI_DRIVERS_LEGACY + void __iomem *__pci_ioport_map(struct pci_dev *dev, unsigned long port, unsigned int nr) { @@ -40,6 +42,8 @@ void __iomem *__pci_ioport_map(struct pci_dev *dev, return (void __iomem *) (ctrl->io_map_base + port); } +#endif /* CONFIG_PCI_DRIVERS_LEGACY */ + void pci_iounmap(struct pci_dev *dev, void __iomem * addr) { iounmap(addr); diff --git a/arch/mips/pci/Makefile b/arch/mips/pci/Makefile index 566663758570..847821040cd9 100644 --- a/arch/mips/pci/Makefile +++ b/arch/mips/pci/Makefile @@ -3,7 +3,7 @@ # obj-y += pci.o -obj-y += pci-legacy.o +obj-$(CONFIG_PCI_DRIVERS_LEGACY)+= pci-legacy.o # # PCI bus host bridge specific code |