22 static struct resource *pnp_find_resource(struct pnp_dev *dev,  in pnp_find_resource()  argument
27 	struct resource *res = pnp_get_resource(dev, type, bar);  in pnp_find_resource()
38 static int pnp_assign_port(struct pnp_dev *dev, struct pnp_port *rule, int idx)  in pnp_assign_port()  argument
42 	res = pnp_find_resource(dev, rule->flags, IORESOURCE_IO, idx);  in pnp_assign_port()
44 		pnp_dbg(&dev->dev, "  io %d already set to %#llx-%#llx "  in pnp_assign_port()
57 		pnp_dbg(&dev->dev, "  io %d disabled\n", idx);  in pnp_assign_port()
64 	while (!pnp_check_port(dev, res)) {  in pnp_assign_port()
68 			pnp_dbg(&dev->dev, "  couldn't assign io %d "  in pnp_assign_port()
77 	pnp_add_io_resource(dev, res->start, res->end, res->flags);  in pnp_assign_port()
81 static int pnp_assign_mem(struct pnp_dev *dev, struct pnp_mem *rule, int idx)  in pnp_assign_mem()  argument
85 	res = pnp_find_resource(dev, rule->flags, IORESOURCE_MEM, idx);  in pnp_assign_mem()
87 		pnp_dbg(&dev->dev, "  mem %d already set to %#llx-%#llx "  in pnp_assign_mem()
108 		pnp_dbg(&dev->dev, "  mem %d disabled\n", idx);  in pnp_assign_mem()
115 	while (!pnp_check_mem(dev, res)) {  in pnp_assign_mem()
119 			pnp_dbg(&dev->dev, "  couldn't assign mem %d "  in pnp_assign_mem()
128 	pnp_add_mem_resource(dev, res->start, res->end, res->flags);  in pnp_assign_mem()
132 static int pnp_assign_irq(struct pnp_dev *dev, struct pnp_irq *rule, int idx)  in pnp_assign_irq()  argument
142 	res = pnp_find_resource(dev, rule->flags, IORESOURCE_IRQ, idx);  in pnp_assign_irq()
144 		pnp_dbg(&dev->dev, "  irq %d already set to %d flags %#lx\n",  in pnp_assign_irq()
156 		pnp_dbg(&dev->dev, "  irq %d disabled\n", idx);  in pnp_assign_irq()
169 			if (pnp_check_irq(dev, res))  in pnp_assign_irq()
178 		pnp_dbg(&dev->dev, "  irq %d disabled (optional)\n", idx);  in pnp_assign_irq()
182 	pnp_dbg(&dev->dev, "  couldn't assign irq %d\n", idx);  in pnp_assign_irq()
186 	pnp_add_irq_resource(dev, res->start, res->flags);  in pnp_assign_irq()
191 static int pnp_assign_dma(struct pnp_dev *dev, struct pnp_dma *rule, int idx)  in pnp_assign_dma()  argument
201 	res = pnp_find_resource(dev, rule->flags, IORESOURCE_DMA, idx);  in pnp_assign_dma()
203 		pnp_dbg(&dev->dev, "  dma %d already set to %d flags %#lx\n",  in pnp_assign_dma()
215 		pnp_dbg(&dev->dev, "  dma %d disabled\n", idx);  in pnp_assign_dma()
222 			if (pnp_check_dma(dev, res))  in pnp_assign_dma()
227 	pnp_dbg(&dev->dev, "  couldn't assign dma %d\n", idx);  in pnp_assign_dma()
231 	pnp_add_dma_resource(dev, res->start, res->flags);  in pnp_assign_dma()
236 void pnp_init_resources(struct pnp_dev *dev)  in pnp_init_resources()  argument
238 	pnp_free_resources(dev);  in pnp_init_resources()
241 static void pnp_clean_resource_table(struct pnp_dev *dev)  in pnp_clean_resource_table()  argument
245 	list_for_each_entry_safe(pnp_res, tmp, &dev->resources, list) {  in pnp_clean_resource_table()
256 static int pnp_assign_resources(struct pnp_dev *dev, int set)  in pnp_assign_resources()  argument
263 	pnp_dbg(&dev->dev, "pnp_assign_resources, try dependent set %d\n", set);  in pnp_assign_resources()
265 	pnp_clean_resource_table(dev);  in pnp_assign_resources()
267 	list_for_each_entry(option, &dev->options, list) {  in pnp_assign_resources()
274 			ret = pnp_assign_port(dev, &option->u.port, nport++);  in pnp_assign_resources()
277 			ret = pnp_assign_mem(dev, &option->u.mem, nmem++);  in pnp_assign_resources()
280 			ret = pnp_assign_irq(dev, &option->u.irq, nirq++);  in pnp_assign_resources()
284 			ret = pnp_assign_dma(dev, &option->u.dma, ndma++);  in pnp_assign_resources()
297 		pnp_dbg(&dev->dev, "pnp_assign_resources failed (%d)\n", ret);  in pnp_assign_resources()
298 		pnp_clean_resource_table(dev);  in pnp_assign_resources()
300 		dbg_pnp_show_resources(dev, "pnp_assign_resources succeeded");  in pnp_assign_resources()
308 int pnp_auto_config_dev(struct pnp_dev *dev)  in pnp_auto_config_dev()  argument
312 	if (!pnp_can_configure(dev)) {  in pnp_auto_config_dev()
313 		pnp_dbg(&dev->dev, "configuration not supported\n");  in pnp_auto_config_dev()
317 	ret = pnp_assign_resources(dev, 0);  in pnp_auto_config_dev()
321 	for (i = 1; i < dev->num_dependent_sets; i++) {  in pnp_auto_config_dev()
322 		ret = pnp_assign_resources(dev, i);  in pnp_auto_config_dev()
327 	dev_err(&dev->dev, "unable to assign resources\n");  in pnp_auto_config_dev()
337 int pnp_start_dev(struct pnp_dev *dev)  in pnp_start_dev()  argument
339 	if (!pnp_can_write(dev)) {  in pnp_start_dev()
340 		pnp_dbg(&dev->dev, "activation not supported\n");  in pnp_start_dev()
344 	dbg_pnp_show_resources(dev, "pnp_start_dev");  in pnp_start_dev()
345 	if (dev->protocol->set(dev) < 0) {  in pnp_start_dev()
346 		dev_err(&dev->dev, "activation failed\n");  in pnp_start_dev()
350 	dev_info(&dev->dev, "activated\n");  in pnp_start_dev()
361 int pnp_stop_dev(struct pnp_dev *dev)  in pnp_stop_dev()  argument
363 	if (!pnp_can_disable(dev)) {  in pnp_stop_dev()
364 		pnp_dbg(&dev->dev, "disabling not supported\n");  in pnp_stop_dev()
367 	if (dev->protocol->disable(dev) < 0) {  in pnp_stop_dev()
368 		dev_err(&dev->dev, "disable failed\n");  in pnp_stop_dev()
372 	dev_info(&dev->dev, "disabled\n");  in pnp_stop_dev()
383 int pnp_activate_dev(struct pnp_dev *dev)  in pnp_activate_dev()  argument
387 	if (dev->active)  in pnp_activate_dev()
391 	if (pnp_auto_config_dev(dev))  in pnp_activate_dev()
394 	error = pnp_start_dev(dev);  in pnp_activate_dev()
398 	dev->active = 1;  in pnp_activate_dev()
409 int pnp_disable_dev(struct pnp_dev *dev)  in pnp_disable_dev()  argument
413 	if (!dev->active)  in pnp_disable_dev()
416 	error = pnp_stop_dev(dev);  in pnp_disable_dev()
420 	dev->active = 0;  in pnp_disable_dev()
424 	pnp_clean_resource_table(dev);  in pnp_disable_dev()