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authorLinas Vepstas <linas@austin.ibm.com>2007-05-10 02:38:11 +1000
committerPaul Mackerras <paulus@samba.org>2007-05-10 21:28:13 +1000
commit17213c3bf67bd532d4d04c286663f9bbf92b9c18 (patch)
tree835c3bd828ef427749b36a68665513fa0b1b475a /include/asm-powerpc/ppc-pci.h
parent979ee32f7f8e9582a0cadd4ed9a158ddc3036ad1 (diff)
[POWERPC] Assorted janitorial EEH cleanups
Assorted minor cleanups to EEH code; -- use literals, use kerneldoc format. Signed-off-by: Linas Vepstas <linas@austin.ibm.com> ---- arch/powerpc/platforms/pseries/eeh.c | 13 ++++++++++--- arch/powerpc/platforms/pseries/eeh_driver.c | 7 ++++--- include/asm-powerpc/ppc-pci.h | 18 +++++++++++++++--- 3 files changed, 29 insertions(+), 9 deletions(-) Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'include/asm-powerpc/ppc-pci.h')
-rw-r--r--include/asm-powerpc/ppc-pci.h18
1 files changed, 15 insertions, 3 deletions
diff --git a/include/asm-powerpc/ppc-pci.h b/include/asm-powerpc/ppc-pci.h
index 6dcd7a811fe1..8e2005159ffd 100644
--- a/include/asm-powerpc/ppc-pci.h
+++ b/include/asm-powerpc/ppc-pci.h
@@ -62,11 +62,14 @@ 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.
+ * @pdn: pci device node
+ * @severity: EEH_LOG_TEMP_FAILURE or EEH_LOG_PERM_FAILURE
*
* Obtains the EEH error details from the RTAS subsystem,
* and then logs these details with the RTAS error log system.
*/
+#define EEH_LOG_TEMP_FAILURE 1
+#define EEH_LOG_PERM_FAILURE 2
void eeh_slot_error_detail (struct pci_dn *pdn, int severity);
/**
@@ -82,6 +85,7 @@ int rtas_pci_enable(struct pci_dn *pdn, int function);
/**
* rtas_set_slot_reset -- unfreeze a frozen slot
+ * @pdn: pci device node
*
* Clear the EEH-frozen condition on a slot. This routine
* does this by asserting the PCI #RST line for 1/8th of
@@ -95,6 +99,7 @@ int eeh_wait_for_slot_status(struct pci_dn *pdn, int max_wait_msecs);
/**
* eeh_restore_bars - Restore device configuration info.
+ * @pdn: pci device node
*
* A reset of a PCI device will clear out its config space.
* This routines will restore the config space for this
@@ -105,6 +110,7 @@ void eeh_restore_bars(struct pci_dn *);
/**
* rtas_configure_bridge -- firmware initialization of pci bridge
+ * @pdn: pci device node
*
* Ask the firmware to configure all PCI bridges devices
* located behind the indicated node. Required after a
@@ -118,16 +124,22 @@ 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);
/**
+ * eeh_mark_slot -- set mode flags for pertition endpoint
+ * @pdn: pci device node
+ *
* mark and clear slots: find "partition endpoint" PE and set or
* clear the flags for each subnode of the PE.
*/
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 */
+/**
+ * find_device_pe -- Find the associated "Partiationable Endpoint" PE
+ * @pdn: pci device node
+ */
struct device_node * find_device_pe(struct device_node *dn);
-#endif
+#endif /* CONFIG_EEH */
#else /* CONFIG_PCI */
static inline void find_and_init_phbs(void) { }