#define _ASM_POWERPC_PPC_PCI_H
#ifdef __KERNEL__
+#ifdef CONFIG_PCI
+
#include <linux/pci.h>
#include <asm/pci-bridge.h>
extern struct list_head hose_list;
extern int global_phb_number;
-extern unsigned long find_and_init_phbs(void);
+extern void find_and_init_phbs(void);
extern struct pci_dev *ppc64_isabridge_dev; /* may be NULL if no ISA bus */
void *traverse_pci_devices(struct device_node *start, traverse_func pre,
void *data);
-void pci_devs_phb_init(void);
-void pci_devs_phb_init_dynamic(struct pci_controller *phb);
-int setup_phb(struct device_node *dev, struct pci_controller *phb);
-void __devinit scan_phb(struct pci_controller *hose);
+extern void pci_devs_phb_init(void);
+extern void pci_devs_phb_init_dynamic(struct pci_controller *phb);
+extern void scan_phb(struct pci_controller *hose);
/* From rtas_pci.h */
-void init_pci_config_tokens (void);
-unsigned long get_phb_buid (struct device_node *);
+extern void init_pci_config_tokens (void);
+extern unsigned long get_phb_buid (struct device_node *);
+extern int rtas_setup_phb(struct pci_controller *phb);
/* From pSeries_pci.h */
extern void pSeries_final_fixup(void);
-extern void pSeries_irq_bus_setup(struct pci_bus *bus);
extern unsigned long pci_probe_only;
/**
* 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 the EEH error details from the RTAS subsystem,
+ * 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);
+/**
+ * rtas_pci_enable - enable IO transfers for this slot
+ * @pdn: pci device node
+ * @function: either EEH_THAW_MMIO or EEH_THAW_DMA
+ *
+ * Enable I/O transfers to this slot
+ */
+#define EEH_THAW_MMIO 2
+#define EEH_THAW_DMA 3
+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
* Returns a non-zero value if the reset failed.
*/
int rtas_set_slot_reset (struct pci_dn *);
+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
/**
* 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
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) { }
+static inline void init_pci_config_tokens(void) { }
+#endif /* !CONFIG_PCI */
#endif /* __KERNEL__ */
#endif /* _ASM_POWERPC_PPC_PCI_H */