diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-powerpc/eeh.h | 8 | ||||
| -rw-r--r-- | include/asm-powerpc/eeh_event.h | 7 | ||||
| -rw-r--r-- | include/asm-powerpc/pci-bridge.h | 9 | ||||
| -rw-r--r-- | include/asm-powerpc/ppc-pci.h | 23 | ||||
| -rw-r--r-- | include/asm-powerpc/serial.h | 4 |
5 files changed, 41 insertions, 10 deletions
diff --git a/include/asm-powerpc/eeh.h b/include/asm-powerpc/eeh.h index 4395b7bc1ed..b263fb2fa6e 100644 --- a/include/asm-powerpc/eeh.h +++ b/include/asm-powerpc/eeh.h @@ -34,9 +34,11 @@ struct device_node; extern int eeh_subsystem_enabled; /* Values for eeh_mode bits in device_node */ -#define EEH_MODE_SUPPORTED (1<<0) -#define EEH_MODE_NOCHECK (1<<1) -#define EEH_MODE_ISOLATED (1<<2) +#define EEH_MODE_SUPPORTED (1<<0) +#define EEH_MODE_NOCHECK (1<<1) +#define EEH_MODE_ISOLATED (1<<2) +#define EEH_MODE_RECOVERING (1<<3) +#define EEH_MODE_IRQ_DISABLED (1<<4) /* Max number of EEH freezes allowed before we consider the device * to be permanently disabled. */ diff --git a/include/asm-powerpc/eeh_event.h b/include/asm-powerpc/eeh_event.h index 5e11a00b6fa..93d55a2bebf 100644 --- a/include/asm-powerpc/eeh_event.h +++ b/include/asm-powerpc/eeh_event.h @@ -30,7 +30,7 @@ struct eeh_event { struct list_head list; struct device_node *dn; /* struct device node */ struct pci_dev *dev; /* affected device */ - int state; + enum pci_channel_state state; /* PCI bus state for the affected device */ int time_unavail; /* milliseconds until device might be available */ }; @@ -47,8 +47,11 @@ struct eeh_event { */ int eeh_send_failure_event (struct device_node *dn, struct pci_dev *dev, - int reset_state, + enum pci_channel_state state, int time_unavail); +/* Main recovery function */ +void handle_eeh_events (struct eeh_event *); + #endif /* __KERNEL__ */ #endif /* ASM_PPC64_EEH_EVENT_H */ diff --git a/include/asm-powerpc/pci-bridge.h b/include/asm-powerpc/pci-bridge.h index 1a08860e789..b0d816fe2e2 100644 --- a/include/asm-powerpc/pci-bridge.h +++ b/include/asm-powerpc/pci-bridge.h @@ -61,16 +61,17 @@ struct pci_controller; struct iommu_table; struct pci_dn { - int busno; /* for pci devices */ - int bussubno; /* for pci devices */ - int devfn; /* for pci devices */ + int busno; /* pci bus number */ + int bussubno; /* pci subordinate bus number */ + int devfn; /* pci device and function number */ + int class_code; /* pci device class */ #ifdef CONFIG_PPC_PSERIES int eeh_mode; /* See eeh.h for possible EEH_MODEs */ int eeh_config_addr; + int eeh_pe_config_addr; /* new-style partition endpoint address */ int eeh_check_count; /* # times driver ignored error */ int eeh_freeze_count; /* # times this device froze up. */ - int eeh_is_bridge; /* device is pci-to-pci bridge */ #endif int pci_ext_config_space; /* for pci devices */ struct pci_controller *phb; /* for pci devices */ diff --git a/include/asm-powerpc/ppc-pci.h b/include/asm-powerpc/ppc-pci.h index bdef312900a..f80482c7231 100644 --- a/include/asm-powerpc/ppc-pci.h +++ b/include/asm-powerpc/ppc-pci.h @@ -52,6 +52,21 @@ extern unsigned long pci_probe_only; /* ---- EEH internal-use-only related routines ---- */ #ifdef CONFIG_EEH + +void pci_addr_cache_insert_device(struct pci_dev *dev); +void pci_addr_cache_remove_device(struct pci_dev *dev); +void pci_addr_cache_build(void); +struct pci_dev *pci_get_device_by_addr(unsigned long addr); + +/** + * eeh_slot_error_detail -- record and EEH error condition to the log + * @severity: 1 if temporary, 2 if permanent failure. + * + * Obtains the the EEH error details from the RTAS subsystem, + * and then logs these details with the RTAS error log system. + */ +void eeh_slot_error_detail (struct pci_dn *pdn, int severity); + /** * rtas_set_slot_reset -- unfreeze a frozen slot * @@ -59,8 +74,10 @@ extern unsigned long pci_probe_only; * does this by asserting the PCI #RST line for 1/8th of * a second; this routine will sleep while the adapter is * being reset. + * + * Returns a non-zero value if the reset failed. */ -void rtas_set_slot_reset (struct pci_dn *); +int rtas_set_slot_reset (struct pci_dn *); /** * eeh_restore_bars - Restore device configuration info. @@ -84,6 +101,7 @@ void eeh_restore_bars(struct pci_dn *); void rtas_configure_bridge(struct pci_dn *); int rtas_write_config(struct pci_dn *, int where, int size, u32 val); +int rtas_read_config(struct pci_dn *, int where, int size, u32 *val); /** * mark and clear slots: find "partition endpoint" PE and set or @@ -92,6 +110,9 @@ int rtas_write_config(struct pci_dn *, int where, int size, u32 val); void eeh_mark_slot (struct device_node *dn, int mode_flag); void eeh_clear_slot (struct device_node *dn, int mode_flag); +/* Find the associated "Partiationable Endpoint" PE */ +struct device_node * find_device_pe(struct device_node *dn); + #endif #endif /* __KERNEL__ */ diff --git a/include/asm-powerpc/serial.h b/include/asm-powerpc/serial.h index 6dc9546d690..3e8589b43cb 100644 --- a/include/asm-powerpc/serial.h +++ b/include/asm-powerpc/serial.h @@ -15,6 +15,10 @@ /* Default baud base if not found in device-tree */ #define BASE_BAUD ( 1843200 / 16 ) +#ifdef CONFIG_PPC_UDBG_16550 extern void find_legacy_serial_ports(void); +#else +#define find_legacy_serial_ports() do { } while (0) +#endif #endif /* _PPC64_SERIAL_H */ |