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authorLinus Torvalds <torvalds@g5.osdl.org>2006-01-10 08:28:32 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-01-10 08:28:32 -0800
commita62e68488dd5ddb07776555fd7e0435c6d021ac1 (patch)
treed6cec15baa1ddfee108ef77b315dfdea5e3fa71c /include/asm-powerpc
parentab396e91bfe953db26fa1083d9c3e7a4fbe0334a (diff)
parent3b212db9217d02e623eaa12f41c9b5f8c6a99535 (diff)
downloadop-kernel-dev-a62e68488dd5ddb07776555fd7e0435c6d021ac1.zip
op-kernel-dev-a62e68488dd5ddb07776555fd7e0435c6d021ac1.tar.gz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc-merge
Diffstat (limited to 'include/asm-powerpc')
-rw-r--r--include/asm-powerpc/eeh.h8
-rw-r--r--include/asm-powerpc/eeh_event.h7
-rw-r--r--include/asm-powerpc/pci-bridge.h9
-rw-r--r--include/asm-powerpc/ppc-pci.h23
-rw-r--r--include/asm-powerpc/serial.h4
5 files changed, 41 insertions, 10 deletions
diff --git a/include/asm-powerpc/eeh.h b/include/asm-powerpc/eeh.h
index 4395b7b..b263fb2 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 5e11a00..93d55a2 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 1a08860..b0d816f 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 bdef312..f80482c 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 6dc9546..3e8589b 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 */
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