52 static int enable_slot(struct hotplug_slot *slot);
53 static int disable_slot(struct hotplug_slot *slot);
54 static int set_attention_status(struct hotplug_slot *slot, u8 value);
55 static int get_power_status(struct hotplug_slot *slot, u8 *value);
56 static int get_attention_status(struct hotplug_slot *slot, u8 *value);
57 static int get_adapter_status(struct hotplug_slot *slot, u8 *value);
58 static int get_latch_status(struct hotplug_slot *slot, u8 *value);
73 	struct slot *slot = to_slot(hotplug_slot);  in enable_slot()  local
76 	dbg("%s - physical_slot = %s", __func__, slot_name(slot));  in enable_slot()
79 		retval = controller->ops->set_power(slot, 1);  in enable_slot()
86 	struct slot *slot = to_slot(hotplug_slot);  in disable_slot()  local
89 	dbg("%s - physical_slot = %s", __func__, slot_name(slot));  in disable_slot()
94 	dbg("%s - unconfiguring slot %s", __func__, slot_name(slot));  in disable_slot()
95 	retval = cpci_unconfigure_slot(slot);  in disable_slot()
97 		err("%s - could not unconfigure slot %s",  in disable_slot()
98 		    __func__, slot_name(slot));  in disable_slot()
101 	dbg("%s - finished unconfiguring slot %s", __func__, slot_name(slot));  in disable_slot()
104 	if (cpci_clear_ext(slot)) {  in disable_slot()
105 		err("%s - could not clear EXT for slot %s",  in disable_slot()
106 		    __func__, slot_name(slot));  in disable_slot()
110 	cpci_led_on(slot);  in disable_slot()
113 		retval = controller->ops->set_power(slot, 0);  in disable_slot()
118 	slot->adapter_status = 0;  in disable_slot()
120 	if (slot->extracting) {  in disable_slot()
121 		slot->extracting = 0;  in disable_slot()
130 cpci_get_power_status(struct slot *slot)  in cpci_get_power_status()  argument
135 		power = controller->ops->get_power(slot);  in cpci_get_power_status()
142 	struct slot *slot = to_slot(hotplug_slot);  in get_power_status()  local
144 	*value = cpci_get_power_status(slot);  in get_power_status()
151 	struct slot *slot = to_slot(hotplug_slot);  in get_attention_status()  local
153 	*value = cpci_get_attention_status(slot);  in get_attention_status()
166 	struct slot *slot = to_slot(hotplug_slot);  in get_adapter_status()  local
168 	*value = slot->adapter_status;  in get_adapter_status()
175 	struct slot *slot = to_slot(hotplug_slot);  in get_latch_status()  local
177 	*value = slot->latch_status;  in get_latch_status()
181 static void release_slot(struct slot *slot)  in release_slot()  argument
183 	pci_dev_put(slot->dev);  in release_slot()
184 	kfree(slot);  in release_slot()
192 	struct slot *slot;  in cpci_hp_register_bus()  local
201 	 * Create a structure for each slot, and register that slot  in cpci_hp_register_bus()
205 		slot = kzalloc(sizeof(struct slot), GFP_KERNEL);  in cpci_hp_register_bus()
206 		if (!slot) {  in cpci_hp_register_bus()
211 		slot->bus = bus;  in cpci_hp_register_bus()
212 		slot->number = i;  in cpci_hp_register_bus()
213 		slot->devfn = PCI_DEVFN(i, 0);  in cpci_hp_register_bus()
217 		slot->hotplug_slot.ops = &cpci_hotplug_slot_ops;  in cpci_hp_register_bus()
219 		dbg("registering slot %s", name);  in cpci_hp_register_bus()
220 		status = pci_hp_register(&slot->hotplug_slot, bus, i, name);  in cpci_hp_register_bus()
225 		dbg("slot registered with name: %s", slot_name(slot));  in cpci_hp_register_bus()
227 		/* Add slot to our internal list */  in cpci_hp_register_bus()
229 		list_add(&slot->slot_list, &slot_list);  in cpci_hp_register_bus()
235 	kfree(slot);  in cpci_hp_register_bus()
244 	struct slot *slot;  in cpci_hp_unregister_bus()  local
245 	struct slot *tmp;  in cpci_hp_unregister_bus()
253 	list_for_each_entry_safe(slot, tmp, &slot_list, slot_list) {  in cpci_hp_unregister_bus()
254 		if (slot->bus == bus) {  in cpci_hp_unregister_bus()
255 			list_del(&slot->slot_list);  in cpci_hp_unregister_bus()
258 			dbg("deregistering slot %s", slot_name(slot));  in cpci_hp_unregister_bus()
259 			pci_hp_deregister(&slot->hotplug_slot);  in cpci_hp_unregister_bus()
260 			release_slot(slot);  in cpci_hp_unregister_bus()
297 	struct slot *slot;  in init_slots()  local
306 	list_for_each_entry(slot, &slot_list, slot_list) {  in init_slots()
307 		dbg("%s - looking at slot %s", __func__, slot_name(slot));  in init_slots()
308 		if (clear_ins && cpci_check_and_clear_ins(slot))  in init_slots()
309 			dbg("%s - cleared INS for slot %s",  in init_slots()
310 			    __func__, slot_name(slot));  in init_slots()
311 		dev = pci_get_slot(slot->bus, PCI_DEVFN(slot->number, 0));  in init_slots()
313 			slot->adapter_status = 1;  in init_slots()
314 			slot->latch_status = 1;  in init_slots()
315 			slot->dev = dev;  in init_slots()
326 	struct slot *slot;  in check_slots()  local
338 	list_for_each_entry(slot, &slot_list, slot_list) {  in check_slots()
339 		dbg("%s - looking at slot %s", __func__, slot_name(slot));  in check_slots()
340 		if (cpci_check_and_clear_ins(slot)) {  in check_slots()
345 			if (slot->dev) {  in check_slots()
346 				warn("slot %s already inserted",  in check_slots()
347 				     slot_name(slot));  in check_slots()
353 			dbg("%s - slot %s inserted", __func__, slot_name(slot));  in check_slots()
356 			hs_csr = cpci_get_hs_csr(slot);  in check_slots()
357 			dbg("%s - slot %s HS_CSR (1) = %04x",  in check_slots()
358 			    __func__, slot_name(slot), hs_csr);  in check_slots()
361 			dbg("%s - configuring slot %s",  in check_slots()
362 			    __func__, slot_name(slot));  in check_slots()
363 			if (cpci_configure_slot(slot)) {  in check_slots()
364 				err("%s - could not configure slot %s",  in check_slots()
365 				    __func__, slot_name(slot));  in check_slots()
368 			dbg("%s - finished configuring slot %s",  in check_slots()
369 			    __func__, slot_name(slot));  in check_slots()
372 			hs_csr = cpci_get_hs_csr(slot);  in check_slots()
373 			dbg("%s - slot %s HS_CSR (2) = %04x",  in check_slots()
374 			    __func__, slot_name(slot), hs_csr);  in check_slots()
376 			slot->latch_status = 1;  in check_slots()
377 			slot->adapter_status = 1;  in check_slots()
379 			cpci_led_off(slot);  in check_slots()
382 			hs_csr = cpci_get_hs_csr(slot);  in check_slots()
383 			dbg("%s - slot %s HS_CSR (3) = %04x",  in check_slots()
384 			    __func__, slot_name(slot), hs_csr);  in check_slots()
387 		} else if (cpci_check_ext(slot)) {  in check_slots()
389 			dbg("%s - slot %s extracted",  in check_slots()
390 			    __func__, slot_name(slot));  in check_slots()
393 			hs_csr = cpci_get_hs_csr(slot);  in check_slots()
394 			dbg("%s - slot %s HS_CSR = %04x",  in check_slots()
395 			    __func__, slot_name(slot), hs_csr);  in check_slots()
397 			if (!slot->extracting) {  in check_slots()
398 				slot->latch_status = 0;  in check_slots()
399 				slot->extracting = 1;  in check_slots()
403 		} else if (slot->extracting) {  in check_slots()
404 			hs_csr = cpci_get_hs_csr(slot);  in check_slots()
410 				err("card in slot %s was improperly removed",  in check_slots()
411 				    slot_name(slot));  in check_slots()
412 				slot->adapter_status = 0;  in check_slots()
413 				slot->extracting = 0;  in check_slots()
549 	struct slot *slot;  in cleanup_slots()  local
550 	struct slot *tmp;  in cleanup_slots()
559 	list_for_each_entry_safe(slot, tmp, &slot_list, slot_list) {  in cleanup_slots()
560 		list_del(&slot->slot_list);  in cleanup_slots()
561 		pci_hp_deregister(&slot->hotplug_slot);  in cleanup_slots()
562 		release_slot(slot);  in cleanup_slots()