diff options
Diffstat (limited to 'include/linux/pci.h')
| -rw-r--r-- | include/linux/pci.h | 105 |
1 files changed, 67 insertions, 38 deletions
diff --git a/include/linux/pci.h b/include/linux/pci.h index 1084a15175e0..f7d1dcc002fa 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -224,7 +224,8 @@ enum pci_bus_speed { }; struct pci_cap_saved_data { - char cap_nr; + u16 cap_nr; + bool cap_extended; unsigned int size; u32 data[0]; }; @@ -351,7 +352,7 @@ struct pci_dev { struct bin_attribute *res_attr_wc[DEVICE_COUNT_RESOURCE]; /* sysfs file for WC mapping of resources */ #ifdef CONFIG_PCI_MSI struct list_head msi_list; - struct kset *msi_kset; + const struct attribute_group **msi_irq_groups; #endif struct pci_vpd *vpd; #ifdef CONFIG_PCI_ATS @@ -551,8 +552,8 @@ 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; - resource_size_t end; + dma_addr_t start; + dma_addr_t end; }; struct pci_dynids { @@ -634,8 +635,7 @@ struct pci_driver { * DEFINE_PCI_DEVICE_TABLE - macro used to describe a pci device table * @_table: device table name * - * This macro is used to create a struct pci_device_id array (a device table) - * in a generic manner. + * This macro is deprecated and should not be used in new code. */ #define DEFINE_PCI_DEVICE_TABLE(_table) \ const struct pci_device_id _table[] @@ -737,9 +737,9 @@ void pci_fixup_cardbus(struct pci_bus *); /* Generic PCI functions used internally */ -void pcibios_resource_to_bus(struct pci_dev *dev, struct pci_bus_region *region, +void pcibios_resource_to_bus(struct pci_bus *bus, struct pci_bus_region *region, struct resource *res); -void pcibios_bus_to_resource(struct pci_dev *dev, struct resource *res, +void pcibios_bus_to_resource(struct pci_bus *bus, struct resource *res, struct pci_bus_region *region); void pcibios_scan_specific_bus(int busn); struct pci_bus *pci_find_bus(int domain, int busnr); @@ -938,6 +938,7 @@ bool pci_check_and_unmask_intx(struct pci_dev *dev); void pci_msi_off(struct pci_dev *dev); int pci_set_dma_max_seg_size(struct pci_dev *dev, unsigned int size); int pci_set_dma_seg_boundary(struct pci_dev *dev, unsigned long mask); +int pci_wait_for_pending(struct pci_dev *dev, int pos, u16 mask); int pci_wait_for_pending_transaction(struct pci_dev *dev); int pcix_get_max_mmrbc(struct pci_dev *dev); int pcix_get_mmrbc(struct pci_dev *dev); @@ -976,6 +977,12 @@ struct pci_saved_state *pci_store_saved_state(struct pci_dev *dev); int pci_load_saved_state(struct pci_dev *dev, struct pci_saved_state *state); int pci_load_and_free_saved_state(struct pci_dev *dev, struct pci_saved_state **state); +struct pci_cap_saved_state *pci_find_saved_cap(struct pci_dev *dev, char cap); +struct pci_cap_saved_state *pci_find_saved_ext_cap(struct pci_dev *dev, + u16 cap); +int pci_add_cap_save_buffer(struct pci_dev *dev, char cap, unsigned int size); +int pci_add_ext_cap_save_buffer(struct pci_dev *dev, + u16 cap, unsigned int size); int __pci_complete_power_transition(struct pci_dev *dev, pci_power_t state); int pci_set_power_state(struct pci_dev *dev, pci_power_t state); pci_power_t pci_choose_state(struct pci_dev *dev, pm_message_t state); @@ -997,6 +1004,11 @@ static inline int pci_enable_wake(struct pci_dev *dev, pci_power_t state, return __pci_enable_wake(dev, state, false, enable); } +/* PCI Virtual Channel */ +int pci_save_vc_state(struct pci_dev *dev); +void pci_restore_vc_state(struct pci_dev *dev); +void pci_allocate_vc_save_buffers(struct pci_dev *dev); + #define PCI_EXP_IDO_REQUEST (1<<0) #define PCI_EXP_IDO_COMPLETION (1<<1) void pci_enable_ido(struct pci_dev *dev, unsigned long type); @@ -1077,6 +1089,14 @@ int __must_check pci_bus_alloc_resource(struct pci_bus *bus, resource_size_t), void *alignf_data); +static inline dma_addr_t pci_bus_address(struct pci_dev *pdev, int bar) +{ + struct pci_bus_region region; + + pcibios_resource_to_bus(pdev->bus, ®ion, &pdev->resource[bar]); + return region.start; +} + /* Proper probing supporting hot-pluggable devices */ int __must_check __pci_register_driver(struct pci_driver *, struct module *, const char *mod_name); @@ -1154,15 +1174,14 @@ struct msix_entry { #ifndef CONFIG_PCI_MSI -static inline int pci_enable_msi_block(struct pci_dev *dev, unsigned int nvec) +static inline int pci_msi_vec_count(struct pci_dev *dev) { - return -1; + return -ENOSYS; } -static inline int -pci_enable_msi_block_auto(struct pci_dev *dev, unsigned int *maxvec) +static inline int pci_enable_msi_block(struct pci_dev *dev, int nvec) { - return -1; + return -ENOSYS; } static inline void pci_msi_shutdown(struct pci_dev *dev) @@ -1170,14 +1189,14 @@ static inline void pci_msi_shutdown(struct pci_dev *dev) static inline void pci_disable_msi(struct pci_dev *dev) { } -static inline int pci_msix_table_size(struct pci_dev *dev) +static inline int pci_msix_vec_count(struct pci_dev *dev) { - return 0; + return -ENOSYS; } static inline int pci_enable_msix(struct pci_dev *dev, struct msix_entry *entries, int nvec) { - return -1; + return -ENOSYS; } static inline void pci_msix_shutdown(struct pci_dev *dev) @@ -1194,18 +1213,32 @@ static inline int pci_msi_enabled(void) { return 0; } + +static inline int pci_enable_msi_range(struct pci_dev *dev, int minvec, + int maxvec) +{ + return -ENOSYS; +} +static inline int pci_enable_msix_range(struct pci_dev *dev, + struct msix_entry *entries, int minvec, int maxvec) +{ + return -ENOSYS; +} #else -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); +int pci_msi_vec_count(struct pci_dev *dev); +int pci_enable_msi_block(struct pci_dev *dev, int nvec); 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_msix_vec_count(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); +int pci_enable_msi_range(struct pci_dev *dev, int minvec, int maxvec); +int pci_enable_msix_range(struct pci_dev *dev, struct msix_entry *entries, + int minvec, int maxvec); #endif #ifdef CONFIG_PCIEPORTBUS @@ -1485,10 +1518,6 @@ static inline struct pci_dev *pci_dev_get(struct pci_dev *dev) #include <asm/pci.h> -#ifndef PCIBIOS_MAX_MEM_32 -#define PCIBIOS_MAX_MEM_32 (-1) -#endif - /* these helpers provide future and backwards compatibility * for accessing popular PCI BAR info */ #define pci_resource_start(dev, bar) ((dev)->resource[(bar)].start) @@ -1567,65 +1596,65 @@ enum pci_fixup_pass { /* Anonymous variables would be nice... */ #define DECLARE_PCI_FIXUP_SECTION(section, name, vendor, device, class, \ class_shift, hook) \ - static const struct pci_fixup __pci_fixup_##name __used \ + static const struct pci_fixup __PASTE(__pci_fixup_##name,__LINE__) __used \ __attribute__((__section__(#section), aligned((sizeof(void *))))) \ = { vendor, device, class, class_shift, hook }; #define DECLARE_PCI_FIXUP_CLASS_EARLY(vendor, device, class, \ class_shift, hook) \ DECLARE_PCI_FIXUP_SECTION(.pci_fixup_early, \ - vendor##device##hook, vendor, device, class, class_shift, hook) + hook, vendor, device, class, class_shift, hook) #define DECLARE_PCI_FIXUP_CLASS_HEADER(vendor, device, class, \ class_shift, hook) \ DECLARE_PCI_FIXUP_SECTION(.pci_fixup_header, \ - vendor##device##hook, vendor, device, class, class_shift, hook) + hook, vendor, device, class, class_shift, hook) #define DECLARE_PCI_FIXUP_CLASS_FINAL(vendor, device, class, \ class_shift, hook) \ DECLARE_PCI_FIXUP_SECTION(.pci_fixup_final, \ - vendor##device##hook, vendor, device, class, class_shift, hook) + hook, vendor, device, class, class_shift, hook) #define DECLARE_PCI_FIXUP_CLASS_ENABLE(vendor, device, class, \ class_shift, hook) \ DECLARE_PCI_FIXUP_SECTION(.pci_fixup_enable, \ - vendor##device##hook, vendor, device, class, class_shift, hook) + hook, vendor, device, class, class_shift, hook) #define DECLARE_PCI_FIXUP_CLASS_RESUME(vendor, device, class, \ class_shift, hook) \ DECLARE_PCI_FIXUP_SECTION(.pci_fixup_resume, \ - resume##vendor##device##hook, vendor, device, class, \ + resume##hook, vendor, device, class, \ class_shift, hook) #define DECLARE_PCI_FIXUP_CLASS_RESUME_EARLY(vendor, device, class, \ class_shift, hook) \ DECLARE_PCI_FIXUP_SECTION(.pci_fixup_resume_early, \ - resume_early##vendor##device##hook, vendor, device, \ + resume_early##hook, vendor, device, \ class, class_shift, hook) #define DECLARE_PCI_FIXUP_CLASS_SUSPEND(vendor, device, class, \ class_shift, hook) \ DECLARE_PCI_FIXUP_SECTION(.pci_fixup_suspend, \ - suspend##vendor##device##hook, vendor, device, class, \ + suspend##hook, vendor, device, class, \ class_shift, hook) #define DECLARE_PCI_FIXUP_EARLY(vendor, device, hook) \ DECLARE_PCI_FIXUP_SECTION(.pci_fixup_early, \ - vendor##device##hook, vendor, device, PCI_ANY_ID, 0, hook) + hook, vendor, device, PCI_ANY_ID, 0, hook) #define DECLARE_PCI_FIXUP_HEADER(vendor, device, hook) \ DECLARE_PCI_FIXUP_SECTION(.pci_fixup_header, \ - vendor##device##hook, vendor, device, PCI_ANY_ID, 0, hook) + hook, vendor, device, PCI_ANY_ID, 0, hook) #define DECLARE_PCI_FIXUP_FINAL(vendor, device, hook) \ DECLARE_PCI_FIXUP_SECTION(.pci_fixup_final, \ - vendor##device##hook, vendor, device, PCI_ANY_ID, 0, hook) + hook, vendor, device, PCI_ANY_ID, 0, hook) #define DECLARE_PCI_FIXUP_ENABLE(vendor, device, hook) \ DECLARE_PCI_FIXUP_SECTION(.pci_fixup_enable, \ - vendor##device##hook, vendor, device, PCI_ANY_ID, 0, hook) + hook, vendor, device, PCI_ANY_ID, 0, hook) #define DECLARE_PCI_FIXUP_RESUME(vendor, device, hook) \ DECLARE_PCI_FIXUP_SECTION(.pci_fixup_resume, \ - resume##vendor##device##hook, vendor, device, \ + resume##hook, vendor, device, \ PCI_ANY_ID, 0, hook) #define DECLARE_PCI_FIXUP_RESUME_EARLY(vendor, device, hook) \ DECLARE_PCI_FIXUP_SECTION(.pci_fixup_resume_early, \ - resume_early##vendor##device##hook, vendor, device, \ + resume_early##hook, vendor, device, \ PCI_ANY_ID, 0, hook) #define DECLARE_PCI_FIXUP_SUSPEND(vendor, device, hook) \ DECLARE_PCI_FIXUP_SECTION(.pci_fixup_suspend, \ - suspend##vendor##device##hook, vendor, device, \ + suspend##hook, vendor, device, \ PCI_ANY_ID, 0, hook) #ifdef CONFIG_PCI_QUIRKS |