75 const char *pinctrl_dev_get_name(struct pinctrl_dev *pctldev)  in pinctrl_dev_get_name()  argument
78 	return pctldev->desc->name;  in pinctrl_dev_get_name()
82 const char *pinctrl_dev_get_devname(struct pinctrl_dev *pctldev)  in pinctrl_dev_get_devname()  argument
84 	return dev_name(pctldev->dev);  in pinctrl_dev_get_devname()
88 void *pinctrl_dev_get_drvdata(struct pinctrl_dev *pctldev)  in pinctrl_dev_get_drvdata()  argument
90 	return pctldev->driver_data;  in pinctrl_dev_get_drvdata()
103 	struct pinctrl_dev *pctldev = NULL;  in get_pinctrl_dev_from_devname()  local
110 	list_for_each_entry(pctldev, &pinctrldev_list, node) {  in get_pinctrl_dev_from_devname()
111 		if (!strcmp(dev_name(pctldev->dev), devname)) {  in get_pinctrl_dev_from_devname()
114 			return pctldev;  in get_pinctrl_dev_from_devname()
125 	struct pinctrl_dev *pctldev;  in get_pinctrl_dev_from_of_node()  local
129 	list_for_each_entry(pctldev, &pinctrldev_list, node)  in get_pinctrl_dev_from_of_node()
130 		if (pctldev->dev->of_node == np) {  in get_pinctrl_dev_from_of_node()
132 			return pctldev;  in get_pinctrl_dev_from_of_node()
145 int pin_get_from_name(struct pinctrl_dev *pctldev, const char *name)  in pin_get_from_name()  argument
150 	for (i = 0; i < pctldev->desc->npins; i++) {  in pin_get_from_name()
153 		pin = pctldev->desc->pins[i].number;  in pin_get_from_name()
154 		desc = pin_desc_get(pctldev, pin);  in pin_get_from_name()
168 const char *pin_get_name(struct pinctrl_dev *pctldev, const unsigned pin)  in pin_get_name()  argument
172 	desc = pin_desc_get(pctldev, pin);  in pin_get_name()
174 		dev_err(pctldev->dev, "failed to get pin(%d) name\n",  in pin_get_name()
190 bool pin_is_valid(struct pinctrl_dev *pctldev, int pin)  in pin_is_valid()  argument
197 	mutex_lock(&pctldev->mutex);  in pin_is_valid()
198 	pindesc = pin_desc_get(pctldev, pin);  in pin_is_valid()
199 	mutex_unlock(&pctldev->mutex);  in pin_is_valid()
206 static void pinctrl_free_pindescs(struct pinctrl_dev *pctldev,  in pinctrl_free_pindescs()  argument
215 		pindesc = radix_tree_lookup(&pctldev->pin_desc_tree,  in pinctrl_free_pindescs()
218 			radix_tree_delete(&pctldev->pin_desc_tree,  in pinctrl_free_pindescs()
227 static int pinctrl_register_one_pin(struct pinctrl_dev *pctldev,  in pinctrl_register_one_pin()  argument
232 	pindesc = pin_desc_get(pctldev, number);  in pinctrl_register_one_pin()
234 		dev_err(pctldev->dev, "pin %d already registered\n", number);  in pinctrl_register_one_pin()
240 		dev_err(pctldev->dev, "failed to alloc struct pin_desc\n");  in pinctrl_register_one_pin()
245 	pindesc->pctldev = pctldev;  in pinctrl_register_one_pin()
259 	radix_tree_insert(&pctldev->pin_desc_tree, number, pindesc);  in pinctrl_register_one_pin()
261 		 number, pindesc->name, pctldev->desc->name);  in pinctrl_register_one_pin()
265 static int pinctrl_register_pins(struct pinctrl_dev *pctldev,  in pinctrl_register_pins()  argument
273 		ret = pinctrl_register_one_pin(pctldev,  in pinctrl_register_pins()
314 pinctrl_match_gpio_range(struct pinctrl_dev *pctldev, unsigned gpio)  in pinctrl_match_gpio_range()  argument
318 	mutex_lock(&pctldev->mutex);  in pinctrl_match_gpio_range()
320 	list_for_each_entry(range, &pctldev->gpio_ranges, node) {  in pinctrl_match_gpio_range()
324 			mutex_unlock(&pctldev->mutex);  in pinctrl_match_gpio_range()
328 	mutex_unlock(&pctldev->mutex);  in pinctrl_match_gpio_range()
348 	struct pinctrl_dev *pctldev;  in pinctrl_ready_for_gpio_range()  local
358 	list_for_each_entry(pctldev, &pinctrldev_list, node) {  in pinctrl_ready_for_gpio_range()
360 		mutex_lock(&pctldev->mutex);  in pinctrl_ready_for_gpio_range()
361 		list_for_each_entry(range, &pctldev->gpio_ranges, node) {  in pinctrl_ready_for_gpio_range()
366 			mutex_unlock(&pctldev->mutex);  in pinctrl_ready_for_gpio_range()
370 		mutex_unlock(&pctldev->mutex);  in pinctrl_ready_for_gpio_range()
396 	struct pinctrl_dev *pctldev = NULL;  in pinctrl_get_device_gpio_range()  local
401 	list_for_each_entry(pctldev, &pinctrldev_list, node) {  in pinctrl_get_device_gpio_range()
404 		range = pinctrl_match_gpio_range(pctldev, gpio);  in pinctrl_get_device_gpio_range()
406 			*outdev = pctldev;  in pinctrl_get_device_gpio_range()
426 void pinctrl_add_gpio_range(struct pinctrl_dev *pctldev,  in pinctrl_add_gpio_range()  argument
429 	mutex_lock(&pctldev->mutex);  in pinctrl_add_gpio_range()
430 	list_add_tail(&range->node, &pctldev->gpio_ranges);  in pinctrl_add_gpio_range()
431 	mutex_unlock(&pctldev->mutex);  in pinctrl_add_gpio_range()
435 void pinctrl_add_gpio_ranges(struct pinctrl_dev *pctldev,  in pinctrl_add_gpio_ranges()  argument
442 		pinctrl_add_gpio_range(pctldev, &ranges[i]);  in pinctrl_add_gpio_ranges()
449 	struct pinctrl_dev *pctldev;  in pinctrl_find_and_add_gpio_range()  local
451 	pctldev = get_pinctrl_dev_from_devname(devname);  in pinctrl_find_and_add_gpio_range()
458 	if (!pctldev) {  in pinctrl_find_and_add_gpio_range()
461 	pinctrl_add_gpio_range(pctldev, range);  in pinctrl_find_and_add_gpio_range()
463 	return pctldev;  in pinctrl_find_and_add_gpio_range()
467 int pinctrl_get_group_pins(struct pinctrl_dev *pctldev, const char *pin_group,  in pinctrl_get_group_pins()  argument
470 	const struct pinctrl_ops *pctlops = pctldev->desc->pctlops;  in pinctrl_get_group_pins()
476 	gs = pinctrl_get_group_selector(pctldev, pin_group);  in pinctrl_get_group_pins()
480 	return pctlops->get_group_pins(pctldev, gs, pins, num_pins);  in pinctrl_get_group_pins()
490 pinctrl_find_gpio_range_from_pin(struct pinctrl_dev *pctldev,  in pinctrl_find_gpio_range_from_pin()  argument
495 	mutex_lock(&pctldev->mutex);  in pinctrl_find_gpio_range_from_pin()
497 	list_for_each_entry(range, &pctldev->gpio_ranges, node) {  in pinctrl_find_gpio_range_from_pin()
511 	mutex_unlock(&pctldev->mutex);  in pinctrl_find_gpio_range_from_pin()
521 void pinctrl_remove_gpio_range(struct pinctrl_dev *pctldev,  in pinctrl_remove_gpio_range()  argument
524 	mutex_lock(&pctldev->mutex);  in pinctrl_remove_gpio_range()
526 	mutex_unlock(&pctldev->mutex);  in pinctrl_remove_gpio_range()
535 int pinctrl_get_group_selector(struct pinctrl_dev *pctldev,  in pinctrl_get_group_selector()  argument
538 	const struct pinctrl_ops *pctlops = pctldev->desc->pctlops;  in pinctrl_get_group_selector()
539 	unsigned ngroups = pctlops->get_groups_count(pctldev);  in pinctrl_get_group_selector()
543 		const char *gname = pctlops->get_group_name(pctldev,  in pinctrl_get_group_selector()
546 			dev_dbg(pctldev->dev,  in pinctrl_get_group_selector()
556 	dev_err(pctldev->dev, "does not have pin group %s\n",  in pinctrl_get_group_selector()
572 	struct pinctrl_dev *pctldev;  in pinctrl_request_gpio()  local
577 	ret = pinctrl_get_device_gpio_range(gpio, &pctldev, &range);  in pinctrl_request_gpio()
584 	mutex_lock(&pctldev->mutex);  in pinctrl_request_gpio()
589 	ret = pinmux_request_gpio(pctldev, range, pin, gpio);  in pinctrl_request_gpio()
591 	mutex_unlock(&pctldev->mutex);  in pinctrl_request_gpio()
607 	struct pinctrl_dev *pctldev;  in pinctrl_free_gpio()  local
612 	ret = pinctrl_get_device_gpio_range(gpio, &pctldev, &range);  in pinctrl_free_gpio()
616 	mutex_lock(&pctldev->mutex);  in pinctrl_free_gpio()
621 	pinmux_free_gpio(pctldev, pin, range);  in pinctrl_free_gpio()
623 	mutex_unlock(&pctldev->mutex);  in pinctrl_free_gpio()
629 	struct pinctrl_dev *pctldev;  in pinctrl_gpio_direction()  local
634 	ret = pinctrl_get_device_gpio_range(gpio, &pctldev, &range);  in pinctrl_gpio_direction()
639 	mutex_lock(&pctldev->mutex);  in pinctrl_gpio_direction()
643 	ret = pinmux_gpio_direction(pctldev, range, pin, input);  in pinctrl_gpio_direction()
645 	mutex_unlock(&pctldev->mutex);  in pinctrl_gpio_direction()
734 	setting->pctldev = get_pinctrl_dev_from_devname(map->ctrl_dev_name);  in add_setting()
735 	if (setting->pctldev == NULL) {  in add_setting()
1223 int pinctrl_force_sleep(struct pinctrl_dev *pctldev)  in pinctrl_force_sleep()  argument
1225 	if (!IS_ERR(pctldev->p) && !IS_ERR(pctldev->hog_sleep))  in pinctrl_force_sleep()
1226 		return pinctrl_select_state(pctldev->p, pctldev->hog_sleep);  in pinctrl_force_sleep()
1235 int pinctrl_force_default(struct pinctrl_dev *pctldev)  in pinctrl_force_default()  argument
1237 	if (!IS_ERR(pctldev->p) && !IS_ERR(pctldev->hog_default))  in pinctrl_force_default()
1238 		return pinctrl_select_state(pctldev->p, pctldev->hog_default);  in pinctrl_force_default()
1341 	struct pinctrl_dev *pctldev = s->private;  in pinctrl_pins_show()  local
1342 	const struct pinctrl_ops *ops = pctldev->desc->pctlops;  in pinctrl_pins_show()
1345 	seq_printf(s, "registered pins: %d\n", pctldev->desc->npins);  in pinctrl_pins_show()
1347 	mutex_lock(&pctldev->mutex);  in pinctrl_pins_show()
1350 	for (i = 0; i < pctldev->desc->npins; i++) {  in pinctrl_pins_show()
1353 		pin = pctldev->desc->pins[i].number;  in pinctrl_pins_show()
1354 		desc = pin_desc_get(pctldev, pin);  in pinctrl_pins_show()
1364 			ops->pin_dbg_show(pctldev, s, pin);  in pinctrl_pins_show()
1369 	mutex_unlock(&pctldev->mutex);  in pinctrl_pins_show()
1376 	struct pinctrl_dev *pctldev = s->private;  in pinctrl_groups_show()  local
1377 	const struct pinctrl_ops *ops = pctldev->desc->pctlops;  in pinctrl_groups_show()
1380 	mutex_lock(&pctldev->mutex);  in pinctrl_groups_show()
1382 	ngroups = ops->get_groups_count(pctldev);  in pinctrl_groups_show()
1388 		const char *gname = ops->get_group_name(pctldev, selector);  in pinctrl_groups_show()
1394 			ret = ops->get_group_pins(pctldev, selector,  in pinctrl_groups_show()
1402 				pname = pin_get_name(pctldev, pins[i]);  in pinctrl_groups_show()
1404 					mutex_unlock(&pctldev->mutex);  in pinctrl_groups_show()
1414 	mutex_unlock(&pctldev->mutex);  in pinctrl_groups_show()
1421 	struct pinctrl_dev *pctldev = s->private;  in pinctrl_gpioranges_show()  local
1426 	mutex_lock(&pctldev->mutex);  in pinctrl_gpioranges_show()
1429 	list_for_each_entry(range, &pctldev->gpio_ranges, node) {  in pinctrl_gpioranges_show()
1447 	mutex_unlock(&pctldev->mutex);  in pinctrl_gpioranges_show()
1454 	struct pinctrl_dev *pctldev;  in pinctrl_devices_show()  local
1460 	list_for_each_entry(pctldev, &pinctrldev_list, node) {  in pinctrl_devices_show()
1461 		seq_printf(s, "%s ", pctldev->desc->name);  in pinctrl_devices_show()
1462 		if (pctldev->desc->pmxops)  in pinctrl_devices_show()
1466 		if (pctldev->desc->confops)  in pinctrl_devices_show()
1550 				struct pinctrl_dev *pctldev = setting->pctldev;  in pinctrl_show()  local
1554 					   pinctrl_dev_get_name(pctldev));  in pinctrl_show()
1650 static void pinctrl_init_device_debugfs(struct pinctrl_dev *pctldev)  in pinctrl_init_device_debugfs()  argument
1654 	device_root = debugfs_create_dir(dev_name(pctldev->dev),  in pinctrl_init_device_debugfs()
1656 	pctldev->device_root = device_root;  in pinctrl_init_device_debugfs()
1660 			dev_name(pctldev->dev));  in pinctrl_init_device_debugfs()
1664 			    device_root, pctldev, &pinctrl_pins_ops);  in pinctrl_init_device_debugfs()
1666 			    device_root, pctldev, &pinctrl_groups_ops);  in pinctrl_init_device_debugfs()
1668 			    device_root, pctldev, &pinctrl_gpioranges_ops);  in pinctrl_init_device_debugfs()
1669 	if (pctldev->desc->pmxops)  in pinctrl_init_device_debugfs()
1670 		pinmux_init_device_debugfs(device_root, pctldev);  in pinctrl_init_device_debugfs()
1671 	if (pctldev->desc->confops)  in pinctrl_init_device_debugfs()
1672 		pinconf_init_device_debugfs(device_root, pctldev);  in pinctrl_init_device_debugfs()
1675 static void pinctrl_remove_device_debugfs(struct pinctrl_dev *pctldev)  in pinctrl_remove_device_debugfs()  argument
1677 	debugfs_remove_recursive(pctldev->device_root);  in pinctrl_remove_device_debugfs()
1699 static void pinctrl_init_device_debugfs(struct pinctrl_dev *pctldev)  in pinctrl_init_device_debugfs()  argument
1707 static void pinctrl_remove_device_debugfs(struct pinctrl_dev *pctldev)  in pinctrl_remove_device_debugfs()  argument
1713 static int pinctrl_check_ops(struct pinctrl_dev *pctldev)  in pinctrl_check_ops()  argument
1715 	const struct pinctrl_ops *ops = pctldev->desc->pctlops;  in pinctrl_check_ops()
1737 	struct pinctrl_dev *pctldev;  in pinctrl_register()  local
1745 	pctldev = kzalloc(sizeof(*pctldev), GFP_KERNEL);  in pinctrl_register()
1746 	if (pctldev == NULL) {  in pinctrl_register()
1752 	pctldev->owner = pctldesc->owner;  in pinctrl_register()
1753 	pctldev->desc = pctldesc;  in pinctrl_register()
1754 	pctldev->driver_data = driver_data;  in pinctrl_register()
1755 	INIT_RADIX_TREE(&pctldev->pin_desc_tree, GFP_KERNEL);  in pinctrl_register()
1756 	INIT_LIST_HEAD(&pctldev->gpio_ranges);  in pinctrl_register()
1757 	pctldev->dev = dev;  in pinctrl_register()
1758 	mutex_init(&pctldev->mutex);  in pinctrl_register()
1761 	ret = pinctrl_check_ops(pctldev);  in pinctrl_register()
1769 		ret = pinmux_check_ops(pctldev);  in pinctrl_register()
1776 		ret = pinconf_check_ops(pctldev);  in pinctrl_register()
1783 	ret = pinctrl_register_pins(pctldev, pctldesc->pins, pctldesc->npins);  in pinctrl_register()
1786 		pinctrl_free_pindescs(pctldev, pctldesc->pins,  in pinctrl_register()
1792 	list_add_tail(&pctldev->node, &pinctrldev_list);  in pinctrl_register()
1795 	pctldev->p = pinctrl_get(pctldev->dev);  in pinctrl_register()
1797 	if (!IS_ERR(pctldev->p)) {  in pinctrl_register()
1798 		pctldev->hog_default =  in pinctrl_register()
1799 			pinctrl_lookup_state(pctldev->p, PINCTRL_STATE_DEFAULT);  in pinctrl_register()
1800 		if (IS_ERR(pctldev->hog_default)) {  in pinctrl_register()
1803 			if (pinctrl_select_state(pctldev->p,  in pinctrl_register()
1804 						pctldev->hog_default))  in pinctrl_register()
1809 		pctldev->hog_sleep =  in pinctrl_register()
1810 			pinctrl_lookup_state(pctldev->p,  in pinctrl_register()
1812 		if (IS_ERR(pctldev->hog_sleep))  in pinctrl_register()
1816 	pinctrl_init_device_debugfs(pctldev);  in pinctrl_register()
1818 	return pctldev;  in pinctrl_register()
1821 	mutex_destroy(&pctldev->mutex);  in pinctrl_register()
1822 	kfree(pctldev);  in pinctrl_register()
1833 void pinctrl_unregister(struct pinctrl_dev *pctldev)  in pinctrl_unregister()  argument
1836 	if (pctldev == NULL)  in pinctrl_unregister()
1839 	mutex_lock(&pctldev->mutex);  in pinctrl_unregister()
1840 	pinctrl_remove_device_debugfs(pctldev);  in pinctrl_unregister()
1841 	mutex_unlock(&pctldev->mutex);  in pinctrl_unregister()
1843 	if (!IS_ERR(pctldev->p))  in pinctrl_unregister()
1844 		pinctrl_put(pctldev->p);  in pinctrl_unregister()
1847 	mutex_lock(&pctldev->mutex);  in pinctrl_unregister()
1849 	list_del(&pctldev->node);  in pinctrl_unregister()
1851 	pinctrl_free_pindescs(pctldev, pctldev->desc->pins,  in pinctrl_unregister()
1852 			      pctldev->desc->npins);  in pinctrl_unregister()
1854 	list_for_each_entry_safe(range, n, &pctldev->gpio_ranges, node)  in pinctrl_unregister()
1857 	mutex_unlock(&pctldev->mutex);  in pinctrl_unregister()
1858 	mutex_destroy(&pctldev->mutex);  in pinctrl_unregister()
1859 	kfree(pctldev);  in pinctrl_unregister()