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()
235 		       pctldev->desc->name);  in pinctrl_register_one_pin()
241 		dev_err(pctldev->dev, "failed to alloc struct pin_desc\n");  in pinctrl_register_one_pin()
246 	pindesc->pctldev = pctldev;  in pinctrl_register_one_pin()
260 	radix_tree_insert(&pctldev->pin_desc_tree, number, pindesc);  in pinctrl_register_one_pin()
262 		 number, pindesc->name, pctldev->desc->name);  in pinctrl_register_one_pin()
266 static int pinctrl_register_pins(struct pinctrl_dev *pctldev,  in pinctrl_register_pins()  argument
274 		ret = pinctrl_register_one_pin(pctldev,  in pinctrl_register_pins()
315 pinctrl_match_gpio_range(struct pinctrl_dev *pctldev, unsigned gpio)  in pinctrl_match_gpio_range()  argument
319 	mutex_lock(&pctldev->mutex);  in pinctrl_match_gpio_range()
321 	list_for_each_entry(range, &pctldev->gpio_ranges, node) {  in pinctrl_match_gpio_range()
325 			mutex_unlock(&pctldev->mutex);  in pinctrl_match_gpio_range()
329 	mutex_unlock(&pctldev->mutex);  in pinctrl_match_gpio_range()
349 	struct pinctrl_dev *pctldev;  in pinctrl_ready_for_gpio_range()  local
356 	list_for_each_entry(pctldev, &pinctrldev_list, node) {  in pinctrl_ready_for_gpio_range()
358 		mutex_lock(&pctldev->mutex);  in pinctrl_ready_for_gpio_range()
359 		list_for_each_entry(range, &pctldev->gpio_ranges, node) {  in pinctrl_ready_for_gpio_range()
364 			mutex_unlock(&pctldev->mutex);  in pinctrl_ready_for_gpio_range()
368 		mutex_unlock(&pctldev->mutex);  in pinctrl_ready_for_gpio_range()
394 	struct pinctrl_dev *pctldev = NULL;  in pinctrl_get_device_gpio_range()  local
399 	list_for_each_entry(pctldev, &pinctrldev_list, node) {  in pinctrl_get_device_gpio_range()
402 		range = pinctrl_match_gpio_range(pctldev, gpio);  in pinctrl_get_device_gpio_range()
404 			*outdev = pctldev;  in pinctrl_get_device_gpio_range()
424 void pinctrl_add_gpio_range(struct pinctrl_dev *pctldev,  in pinctrl_add_gpio_range()  argument
427 	mutex_lock(&pctldev->mutex);  in pinctrl_add_gpio_range()
428 	list_add_tail(&range->node, &pctldev->gpio_ranges);  in pinctrl_add_gpio_range()
429 	mutex_unlock(&pctldev->mutex);  in pinctrl_add_gpio_range()
433 void pinctrl_add_gpio_ranges(struct pinctrl_dev *pctldev,  in pinctrl_add_gpio_ranges()  argument
440 		pinctrl_add_gpio_range(pctldev, &ranges[i]);  in pinctrl_add_gpio_ranges()
447 	struct pinctrl_dev *pctldev;  in pinctrl_find_and_add_gpio_range()  local
449 	pctldev = get_pinctrl_dev_from_devname(devname);  in pinctrl_find_and_add_gpio_range()
456 	if (!pctldev) {  in pinctrl_find_and_add_gpio_range()
459 	pinctrl_add_gpio_range(pctldev, range);  in pinctrl_find_and_add_gpio_range()
461 	return pctldev;  in pinctrl_find_and_add_gpio_range()
465 int pinctrl_get_group_pins(struct pinctrl_dev *pctldev, const char *pin_group,  in pinctrl_get_group_pins()  argument
468 	const struct pinctrl_ops *pctlops = pctldev->desc->pctlops;  in pinctrl_get_group_pins()
474 	gs = pinctrl_get_group_selector(pctldev, pin_group);  in pinctrl_get_group_pins()
478 	return pctlops->get_group_pins(pctldev, gs, pins, num_pins);  in pinctrl_get_group_pins()
488 pinctrl_find_gpio_range_from_pin(struct pinctrl_dev *pctldev,  in pinctrl_find_gpio_range_from_pin()  argument
493 	mutex_lock(&pctldev->mutex);  in pinctrl_find_gpio_range_from_pin()
495 	list_for_each_entry(range, &pctldev->gpio_ranges, node) {  in pinctrl_find_gpio_range_from_pin()
509 	mutex_unlock(&pctldev->mutex);  in pinctrl_find_gpio_range_from_pin()
519 void pinctrl_remove_gpio_range(struct pinctrl_dev *pctldev,  in pinctrl_remove_gpio_range()  argument
522 	mutex_lock(&pctldev->mutex);  in pinctrl_remove_gpio_range()
524 	mutex_unlock(&pctldev->mutex);  in pinctrl_remove_gpio_range()
533 int pinctrl_get_group_selector(struct pinctrl_dev *pctldev,  in pinctrl_get_group_selector()  argument
536 	const struct pinctrl_ops *pctlops = pctldev->desc->pctlops;  in pinctrl_get_group_selector()
537 	unsigned ngroups = pctlops->get_groups_count(pctldev);  in pinctrl_get_group_selector()
541 		const char *gname = pctlops->get_group_name(pctldev,  in pinctrl_get_group_selector()
544 			dev_dbg(pctldev->dev,  in pinctrl_get_group_selector()
554 	dev_err(pctldev->dev, "does not have pin group %s\n",  in pinctrl_get_group_selector()
570 	struct pinctrl_dev *pctldev;  in pinctrl_request_gpio()  local
575 	ret = pinctrl_get_device_gpio_range(gpio, &pctldev, &range);  in pinctrl_request_gpio()
582 	mutex_lock(&pctldev->mutex);  in pinctrl_request_gpio()
587 	ret = pinmux_request_gpio(pctldev, range, pin, gpio);  in pinctrl_request_gpio()
589 	mutex_unlock(&pctldev->mutex);  in pinctrl_request_gpio()
605 	struct pinctrl_dev *pctldev;  in pinctrl_free_gpio()  local
610 	ret = pinctrl_get_device_gpio_range(gpio, &pctldev, &range);  in pinctrl_free_gpio()
614 	mutex_lock(&pctldev->mutex);  in pinctrl_free_gpio()
619 	pinmux_free_gpio(pctldev, pin, range);  in pinctrl_free_gpio()
621 	mutex_unlock(&pctldev->mutex);  in pinctrl_free_gpio()
627 	struct pinctrl_dev *pctldev;  in pinctrl_gpio_direction()  local
632 	ret = pinctrl_get_device_gpio_range(gpio, &pctldev, &range);  in pinctrl_gpio_direction()
637 	mutex_lock(&pctldev->mutex);  in pinctrl_gpio_direction()
641 	ret = pinmux_gpio_direction(pctldev, range, pin, input);  in pinctrl_gpio_direction()
643 	mutex_unlock(&pctldev->mutex);  in pinctrl_gpio_direction()
732 	setting->pctldev = get_pinctrl_dev_from_devname(map->ctrl_dev_name);  in add_setting()
733 	if (setting->pctldev == NULL) {  in add_setting()
1221 int pinctrl_force_sleep(struct pinctrl_dev *pctldev)  in pinctrl_force_sleep()  argument
1223 	if (!IS_ERR(pctldev->p) && !IS_ERR(pctldev->hog_sleep))  in pinctrl_force_sleep()
1224 		return pinctrl_select_state(pctldev->p, pctldev->hog_sleep);  in pinctrl_force_sleep()
1233 int pinctrl_force_default(struct pinctrl_dev *pctldev)  in pinctrl_force_default()  argument
1235 	if (!IS_ERR(pctldev->p) && !IS_ERR(pctldev->hog_default))  in pinctrl_force_default()
1236 		return pinctrl_select_state(pctldev->p, pctldev->hog_default);  in pinctrl_force_default()
1307 	struct pinctrl_dev *pctldev = s->private;  in pinctrl_pins_show()  local
1308 	const struct pinctrl_ops *ops = pctldev->desc->pctlops;  in pinctrl_pins_show()
1311 	seq_printf(s, "registered pins: %d\n", pctldev->desc->npins);  in pinctrl_pins_show()
1313 	mutex_lock(&pctldev->mutex);  in pinctrl_pins_show()
1316 	for (i = 0; i < pctldev->desc->npins; i++) {  in pinctrl_pins_show()
1319 		pin = pctldev->desc->pins[i].number;  in pinctrl_pins_show()
1320 		desc = pin_desc_get(pctldev, pin);  in pinctrl_pins_show()
1330 			ops->pin_dbg_show(pctldev, s, pin);  in pinctrl_pins_show()
1335 	mutex_unlock(&pctldev->mutex);  in pinctrl_pins_show()
1342 	struct pinctrl_dev *pctldev = s->private;  in pinctrl_groups_show()  local
1343 	const struct pinctrl_ops *ops = pctldev->desc->pctlops;  in pinctrl_groups_show()
1346 	mutex_lock(&pctldev->mutex);  in pinctrl_groups_show()
1348 	ngroups = ops->get_groups_count(pctldev);  in pinctrl_groups_show()
1354 		const char *gname = ops->get_group_name(pctldev, selector);  in pinctrl_groups_show()
1360 			ret = ops->get_group_pins(pctldev, selector,  in pinctrl_groups_show()
1368 				pname = pin_get_name(pctldev, pins[i]);  in pinctrl_groups_show()
1370 					mutex_unlock(&pctldev->mutex);  in pinctrl_groups_show()
1380 	mutex_unlock(&pctldev->mutex);  in pinctrl_groups_show()
1387 	struct pinctrl_dev *pctldev = s->private;  in pinctrl_gpioranges_show()  local
1392 	mutex_lock(&pctldev->mutex);  in pinctrl_gpioranges_show()
1395 	list_for_each_entry(range, &pctldev->gpio_ranges, node) {  in pinctrl_gpioranges_show()
1413 	mutex_unlock(&pctldev->mutex);  in pinctrl_gpioranges_show()
1420 	struct pinctrl_dev *pctldev;  in pinctrl_devices_show()  local
1426 	list_for_each_entry(pctldev, &pinctrldev_list, node) {  in pinctrl_devices_show()
1427 		seq_printf(s, "%s ", pctldev->desc->name);  in pinctrl_devices_show()
1428 		if (pctldev->desc->pmxops)  in pinctrl_devices_show()
1432 		if (pctldev->desc->confops)  in pinctrl_devices_show()
1516 				struct pinctrl_dev *pctldev = setting->pctldev;  in pinctrl_show()  local
1520 					   pinctrl_dev_get_name(pctldev));  in pinctrl_show()
1616 static void pinctrl_init_device_debugfs(struct pinctrl_dev *pctldev)  in pinctrl_init_device_debugfs()  argument
1620 	device_root = debugfs_create_dir(dev_name(pctldev->dev),  in pinctrl_init_device_debugfs()
1622 	pctldev->device_root = device_root;  in pinctrl_init_device_debugfs()
1626 			dev_name(pctldev->dev));  in pinctrl_init_device_debugfs()
1630 			    device_root, pctldev, &pinctrl_pins_ops);  in pinctrl_init_device_debugfs()
1632 			    device_root, pctldev, &pinctrl_groups_ops);  in pinctrl_init_device_debugfs()
1634 			    device_root, pctldev, &pinctrl_gpioranges_ops);  in pinctrl_init_device_debugfs()
1635 	if (pctldev->desc->pmxops)  in pinctrl_init_device_debugfs()
1636 		pinmux_init_device_debugfs(device_root, pctldev);  in pinctrl_init_device_debugfs()
1637 	if (pctldev->desc->confops)  in pinctrl_init_device_debugfs()
1638 		pinconf_init_device_debugfs(device_root, pctldev);  in pinctrl_init_device_debugfs()
1641 static void pinctrl_remove_device_debugfs(struct pinctrl_dev *pctldev)  in pinctrl_remove_device_debugfs()  argument
1643 	debugfs_remove_recursive(pctldev->device_root);  in pinctrl_remove_device_debugfs()
1665 static void pinctrl_init_device_debugfs(struct pinctrl_dev *pctldev)  in pinctrl_init_device_debugfs()  argument
1673 static void pinctrl_remove_device_debugfs(struct pinctrl_dev *pctldev)  in pinctrl_remove_device_debugfs()  argument
1679 static int pinctrl_check_ops(struct pinctrl_dev *pctldev)  in pinctrl_check_ops()  argument
1681 	const struct pinctrl_ops *ops = pctldev->desc->pctlops;  in pinctrl_check_ops()
1703 	struct pinctrl_dev *pctldev;  in pinctrl_register()  local
1711 	pctldev = kzalloc(sizeof(*pctldev), GFP_KERNEL);  in pinctrl_register()
1712 	if (pctldev == NULL) {  in pinctrl_register()
1718 	pctldev->owner = pctldesc->owner;  in pinctrl_register()
1719 	pctldev->desc = pctldesc;  in pinctrl_register()
1720 	pctldev->driver_data = driver_data;  in pinctrl_register()
1721 	INIT_RADIX_TREE(&pctldev->pin_desc_tree, GFP_KERNEL);  in pinctrl_register()
1722 	INIT_LIST_HEAD(&pctldev->gpio_ranges);  in pinctrl_register()
1723 	pctldev->dev = dev;  in pinctrl_register()
1724 	mutex_init(&pctldev->mutex);  in pinctrl_register()
1727 	if (pinctrl_check_ops(pctldev)) {  in pinctrl_register()
1734 		if (pinmux_check_ops(pctldev))  in pinctrl_register()
1740 		if (pinconf_check_ops(pctldev))  in pinctrl_register()
1746 	ret = pinctrl_register_pins(pctldev, pctldesc->pins, pctldesc->npins);  in pinctrl_register()
1749 		pinctrl_free_pindescs(pctldev, pctldesc->pins,  in pinctrl_register()
1755 	list_add_tail(&pctldev->node, &pinctrldev_list);  in pinctrl_register()
1758 	pctldev->p = pinctrl_get(pctldev->dev);  in pinctrl_register()
1760 	if (!IS_ERR(pctldev->p)) {  in pinctrl_register()
1761 		pctldev->hog_default =  in pinctrl_register()
1762 			pinctrl_lookup_state(pctldev->p, PINCTRL_STATE_DEFAULT);  in pinctrl_register()
1763 		if (IS_ERR(pctldev->hog_default)) {  in pinctrl_register()
1766 			if (pinctrl_select_state(pctldev->p,  in pinctrl_register()
1767 						pctldev->hog_default))  in pinctrl_register()
1772 		pctldev->hog_sleep =  in pinctrl_register()
1773 			pinctrl_lookup_state(pctldev->p,  in pinctrl_register()
1775 		if (IS_ERR(pctldev->hog_sleep))  in pinctrl_register()
1779 	pinctrl_init_device_debugfs(pctldev);  in pinctrl_register()
1781 	return pctldev;  in pinctrl_register()
1784 	mutex_destroy(&pctldev->mutex);  in pinctrl_register()
1785 	kfree(pctldev);  in pinctrl_register()
1796 void pinctrl_unregister(struct pinctrl_dev *pctldev)  in pinctrl_unregister()  argument
1799 	if (pctldev == NULL)  in pinctrl_unregister()
1802 	mutex_lock(&pctldev->mutex);  in pinctrl_unregister()
1803 	pinctrl_remove_device_debugfs(pctldev);  in pinctrl_unregister()
1804 	mutex_unlock(&pctldev->mutex);  in pinctrl_unregister()
1806 	if (!IS_ERR(pctldev->p))  in pinctrl_unregister()
1807 		pinctrl_put(pctldev->p);  in pinctrl_unregister()
1810 	mutex_lock(&pctldev->mutex);  in pinctrl_unregister()
1812 	list_del(&pctldev->node);  in pinctrl_unregister()
1814 	pinctrl_free_pindescs(pctldev, pctldev->desc->pins,  in pinctrl_unregister()
1815 			      pctldev->desc->npins);  in pinctrl_unregister()
1817 	list_for_each_entry_safe(range, n, &pctldev->gpio_ranges, node)  in pinctrl_unregister()
1820 	mutex_unlock(&pctldev->mutex);  in pinctrl_unregister()
1821 	mutex_destroy(&pctldev->mutex);  in pinctrl_unregister()
1822 	kfree(pctldev);  in pinctrl_unregister()