43 #define EEH_VALID_PE_ZERO	0x10	/* PE#0 is valid		     */
49  * Delay for PE reset, all in ms
59  * The struct is used to trace PE related EEH functionality.
61  * be created against particular PE. In nature, PEs correlate
64  * PE has EEH errors.
66  * Also, one particular PE might be composed of PCI device, PCI
68  * the information. Further more, one particular PE is only meaingful
73 #define EEH_PE_PHB	(1 << 1)	/* PHB PE    */
74 #define EEH_PE_DEVICE 	(1 << 2)	/* Device PE */
75 #define EEH_PE_BUS	(1 << 3)	/* Bus PE    */
76 #define EEH_PE_VF	(1 << 4)	/* VF PE     */
78 #define EEH_PE_ISOLATED		(1 << 0)	/* Isolated PE		*/
79 #define EEH_PE_RECOVERING	(1 << 1)	/* Recovering PE	*/
81 #define EEH_PE_RESET		(1 << 3)	/* PE reset in progress */
83 #define EEH_PE_KEEP		(1 << 8)	/* Keep PE on hotplug	*/
89 	int type;			/* PE type: PHB/Bus/Device	*/
90 	int state;			/* PE EEH dependent mode	*/
92 	int addr;			/* PE configuration address	*/
94 	struct pci_bus *bus;		/* Top PCI bus for bus PE	*/
100 	struct eeh_pe *parent;		/* Parent PE			*/
101 	void *data;			/* PE auxillary data		*/
102 	struct list_head child_list;	/* Link PE to the child list	*/
107 #define eeh_pe_for_each_dev(pe, edev, tmp) \  argument
108 		list_for_each_entry_safe(edev, tmp, &pe->edevs, list)
110 #define eeh_for_each_pe(root, pe) \  argument
111 	for (pe = root; pe; pe = eeh_pe_next(pe, root))
113 static inline bool eeh_pe_passed(struct eeh_pe *pe)  in eeh_pe_passed()  argument
115 	return pe ? !!atomic_read(&pe->pass_dev_cnt) : false;  in eeh_pe_passed()
121  * represent PE as well so that the EEH device to form
129 #define EEH_DEV_DISCONNECTED	(1 << 4)	/* Removing from PE	*/
138 	int pe_config_addr;		/* PE config address		*/
144 	struct eeh_pe *pe;		/* Associated PE		*/  member
145 	struct list_head list;		/* Form link list in the PE	*/
166 	return edev ? edev->pe : NULL;  in eeh_dev_to_pe()
190 #define EEH_OPT_FREEZE_PE	4	/* Freeze PE	*/
198 #define EEH_RESET_DEACTIVATE	0	/* Deactivate the PE reset	*/
208 	int (*set_option)(struct eeh_pe *pe, int option);
209 	int (*get_pe_addr)(struct eeh_pe *pe);
210 	int (*get_state)(struct eeh_pe *pe, int *state);
211 	int (*reset)(struct eeh_pe *pe, int option);
212 	int (*wait_state)(struct eeh_pe *pe, int max_wait);
213 	int (*get_log)(struct eeh_pe *pe, int severity, char *drv_log, unsigned long len);
214 	int (*configure_bridge)(struct eeh_pe *pe);
215 	int (*err_inject)(struct eeh_pe *pe, int type, int func,
219 	int (*next_error)(struct eeh_pe **pe);
270 typedef void *(*eeh_pe_traverse_func)(struct eeh_pe *pe, void *flag);
274 struct eeh_pe *eeh_pe_next(struct eeh_pe *pe, struct eeh_pe *root);
279 void eeh_pe_update_time_stamp(struct eeh_pe *pe);
284 void eeh_pe_restore_bars(struct eeh_pe *pe);
285 const char *eeh_pe_loc_get(struct eeh_pe *pe);
286 struct pci_bus *eeh_pe_bus_get(struct eeh_pe *pe);
302 int eeh_unfreeze_pe(struct eeh_pe *pe, bool sw_state);
303 int eeh_pe_reset_and_recover(struct eeh_pe *pe);
307 int eeh_pe_set_option(struct eeh_pe *pe, int option);
308 int eeh_pe_get_state(struct eeh_pe *pe);
309 int eeh_pe_reset(struct eeh_pe *pe, int option);
310 int eeh_pe_configure(struct eeh_pe *pe);
311 int eeh_pe_inject_err(struct eeh_pe *pe, int type, int func,