3  * EDAC PCI component
31 	struct edac_pci_ctl_info *pci;  in edac_pci_alloc_ctl_info()  local
35 	pci = kzalloc(sizeof(struct edac_pci_ctl_info), GFP_KERNEL);  in edac_pci_alloc_ctl_info()
36 	if (!pci)  in edac_pci_alloc_ctl_info()
40 		pci->pvt_info = kzalloc(sz_pvt, GFP_KERNEL);  in edac_pci_alloc_ctl_info()
41 		if (!pci->pvt_info)  in edac_pci_alloc_ctl_info()
45 	pci->op_state = OP_ALLOC;  in edac_pci_alloc_ctl_info()
47 	snprintf(pci->name, strlen(edac_pci_name) + 1, "%s", edac_pci_name);  in edac_pci_alloc_ctl_info()
49 	return pci;  in edac_pci_alloc_ctl_info()
52 	kfree(pci);  in edac_pci_alloc_ctl_info()
57 void edac_pci_free_ctl_info(struct edac_pci_ctl_info *pci)  in edac_pci_free_ctl_info()  argument
61 	edac_pci_remove_sysfs(pci);  in edac_pci_free_ctl_info()
73 	struct edac_pci_ctl_info *pci;  in find_edac_pci_by_dev()  local
79 		pci = list_entry(item, struct edac_pci_ctl_info, link);  in find_edac_pci_by_dev()
81 		if (pci->dev == dev)  in find_edac_pci_by_dev()
82 			return pci;  in find_edac_pci_by_dev()
96 static int add_edac_pci_to_global_list(struct edac_pci_ctl_info *pci)  in add_edac_pci_to_global_list()  argument
106 	rover = find_edac_pci_by_dev(pci->dev);  in add_edac_pci_to_global_list()
114 		if (rover->pci_idx >= pci->pci_idx) {  in add_edac_pci_to_global_list()
115 			if (unlikely(rover->pci_idx == pci->pci_idx))  in add_edac_pci_to_global_list()
123 	list_add_tail_rcu(&pci->link, insert_before);  in add_edac_pci_to_global_list()
144  *	remove the PCI control struct from the global list
146 static void del_edac_pci_from_global_list(struct edac_pci_ctl_info *pci)  in del_edac_pci_from_global_list()  argument
148 	list_del_rcu(&pci->link);  in del_edac_pci_from_global_list()
154 	INIT_LIST_HEAD(&pci->link);  in del_edac_pci_from_global_list()
161  *	scheduled by a workq request, for a given PCI control struct
166 	struct edac_pci_ctl_info *pci = to_edac_pci_ctl_work(d_work);  in edac_pci_workq_function()  local
174 	if (pci->op_state != OP_RUNNING_POLL) {  in edac_pci_workq_function()
180 		pci->edac_check(pci);  in edac_pci_workq_function()
189 	edac_queue_work(&pci->work, delay);  in edac_pci_workq_function()
200 int edac_pci_add_device(struct edac_pci_ctl_info *pci, int edac_idx)  in edac_pci_add_device()  argument
204 	pci->pci_idx = edac_idx;  in edac_pci_add_device()
205 	pci->start_time = jiffies;  in edac_pci_add_device()
209 	if (add_edac_pci_to_global_list(pci))  in edac_pci_add_device()
212 	if (edac_pci_create_sysfs(pci)) {  in edac_pci_add_device()
213 		edac_pci_printk(pci, KERN_WARNING,  in edac_pci_add_device()
214 				"failed to create sysfs pci\n");  in edac_pci_add_device()
218 	if (pci->edac_check) {  in edac_pci_add_device()
219 		pci->op_state = OP_RUNNING_POLL;  in edac_pci_add_device()
221 		INIT_DELAYED_WORK(&pci->work, edac_pci_workq_function);  in edac_pci_add_device()
222 		edac_queue_work(&pci->work, msecs_to_jiffies(edac_pci_get_poll_msec()));  in edac_pci_add_device()
225 		pci->op_state = OP_RUNNING_INTERRUPT;  in edac_pci_add_device()
228 	edac_pci_printk(pci, KERN_INFO,  in edac_pci_add_device()
230 		pci->mod_name, pci->ctl_name, pci->dev_name,  in edac_pci_add_device()
231 		edac_op_state_to_string(pci->op_state));  in edac_pci_add_device()
238 	del_edac_pci_from_global_list(pci);  in edac_pci_add_device()
247 	struct edac_pci_ctl_info *pci;  in edac_pci_del_device()  local
256 	pci = find_edac_pci_by_dev(dev);  in edac_pci_del_device()
257 	if (pci  == NULL) {  in edac_pci_del_device()
262 	pci->op_state = OP_OFFLINE;  in edac_pci_del_device()
264 	del_edac_pci_from_global_list(pci);  in edac_pci_del_device()
268 	if (pci->edac_check)  in edac_pci_del_device()
269 		edac_stop_work(&pci->work);  in edac_pci_del_device()
273 		pci->pci_idx, pci->mod_name, pci->ctl_name, edac_dev_name(pci));  in edac_pci_del_device()
275 	return pci;  in edac_pci_del_device()
284 static void edac_pci_generic_check(struct edac_pci_ctl_info *pci)  in edac_pci_generic_check()  argument
292 #define EDAC_PCI_GENCTL_NAME	"EDAC PCI controller"
301 	struct edac_pci_ctl_info *pci;  in edac_pci_create_generic_ctl()  local
304 	pci = edac_pci_alloc_ctl_info(sizeof(*pdata), EDAC_PCI_GENCTL_NAME);  in edac_pci_create_generic_ctl()
305 	if (!pci)  in edac_pci_create_generic_ctl()
308 	pdata = pci->pvt_info;  in edac_pci_create_generic_ctl()
309 	pci->dev = dev;  in edac_pci_create_generic_ctl()
310 	dev_set_drvdata(pci->dev, pci);  in edac_pci_create_generic_ctl()
311 	pci->dev_name = pci_name(to_pci_dev(dev));  in edac_pci_create_generic_ctl()
313 	pci->mod_name = mod_name;  in edac_pci_create_generic_ctl()
314 	pci->ctl_name = EDAC_PCI_GENCTL_NAME;  in edac_pci_create_generic_ctl()
316 		pci->edac_check = edac_pci_generic_check;  in edac_pci_create_generic_ctl()
320 	if (edac_pci_add_device(pci, pdata->edac_idx) > 0) {  in edac_pci_create_generic_ctl()
322 		edac_pci_free_ctl_info(pci);  in edac_pci_create_generic_ctl()
326 	return pci;  in edac_pci_create_generic_ctl()
330 void edac_pci_release_generic_ctl(struct edac_pci_ctl_info *pci)  in edac_pci_release_generic_ctl()  argument
332 	edac_dbg(0, "pci mod=%s\n", pci->mod_name);  in edac_pci_release_generic_ctl()
334 	edac_pci_del_device(pci->dev);  in edac_pci_release_generic_ctl()
335 	edac_pci_free_ctl_info(pci);  in edac_pci_release_generic_ctl()