127 	struct gpio_device *gdev;  in gpio_to_desc()  local
132 	list_for_each_entry(gdev, &gpio_devices, list) {  in gpio_to_desc()
133 		if (gdev->base <= gpio &&  in gpio_to_desc()
134 		    gdev->base + gdev->ngpio > gpio) {  in gpio_to_desc()
136 			return &gdev->descs[gpio - gdev->base];  in gpio_to_desc()
162 	struct gpio_device *gdev = gc->gpiodev;  in gpiochip_get_desc()  local
164 	if (hwnum >= gdev->ngpio)  in gpiochip_get_desc()
167 	return &gdev->descs[hwnum];  in gpiochip_get_desc()
183 	return desc->gdev->base + (desc - &desc->gdev->descs[0]);  in desc_to_gpio()
194 	if (!desc || !desc->gdev)  in gpiod_to_chip()
196 	return desc->gdev->chip;  in gpiod_to_chip()
203 	struct gpio_device *gdev;  in gpiochip_find_base()  local
206 	list_for_each_entry(gdev, &gpio_devices, list) {  in gpiochip_find_base()
208 		if (gdev->base >= base + ngpio)  in gpiochip_find_base()
211 		base = gdev->base + gdev->ngpio;  in gpiochip_find_base()
274 static int gpiodev_add_to_list(struct gpio_device *gdev)  in gpiodev_add_to_list()  argument
280 		list_add_tail(&gdev->list, &gpio_devices);  in gpiodev_add_to_list()
285 	if (gdev->base + gdev->ngpio <= next->base) {  in gpiodev_add_to_list()
287 		list_add(&gdev->list, &gpio_devices);  in gpiodev_add_to_list()
292 	if (prev->base + prev->ngpio <= gdev->base) {  in gpiodev_add_to_list()
294 		list_add_tail(&gdev->list, &gpio_devices);  in gpiodev_add_to_list()
304 		if (prev->base + prev->ngpio <= gdev->base  in gpiodev_add_to_list()
305 				&& gdev->base + gdev->ngpio <= next->base) {  in gpiodev_add_to_list()
306 			list_add(&gdev->list, &prev->list);  in gpiodev_add_to_list()
322 	struct gpio_device *gdev;  in gpio_name_to_desc()  local
330 	list_for_each_entry(gdev, &gpio_devices, list) {  in gpio_name_to_desc()
333 		for_each_gpio_desc(gdev->chip, desc) {  in gpio_name_to_desc()
356 	struct gpio_device *gdev = gc->gpiodev;  in gpiochip_set_desc_names()  local
365 			dev_warn(&gdev->dev,  in gpiochip_set_desc_names()
372 		gdev->descs[i].name = gc->names[i];  in gpiochip_set_desc_names()
388 	struct gpio_device *gdev = chip->gpiodev;  in gpiochip_set_names()  local
389 	struct device *dev = &gdev->dev;  in gpiochip_set_names()
446 			gdev->descs[i].name = names[chip->offset + i];  in gpiochip_set_names()
579 	struct gpio_device *gdev = to_gpio_device(dev);  in gpiodev_release()  local
583 	list_del(&gdev->list);  in gpiodev_release()
586 	ida_free(&gpio_ida, gdev->id);  in gpiodev_release()
587 	kfree_const(gdev->label);  in gpiodev_release()
588 	kfree(gdev->descs);  in gpiodev_release()
589 	kfree(gdev);  in gpiodev_release()
593 #define gcdev_register(gdev, devt)	gpiolib_cdev_register((gdev), (devt))  argument
594 #define gcdev_unregister(gdev)		gpiolib_cdev_unregister((gdev))  argument
600 #define gcdev_register(gdev, devt)	device_add(&(gdev)->dev)  argument
601 #define gcdev_unregister(gdev)		device_del(&(gdev)->dev)  argument
604 static int gpiochip_setup_dev(struct gpio_device *gdev)  in gpiochip_setup_dev()  argument
606 	struct fwnode_handle *fwnode = dev_fwnode(&gdev->dev);  in gpiochip_setup_dev()
616 	ret = gcdev_register(gdev, gpio_devt);  in gpiochip_setup_dev()
621 	gdev->dev.release = gpiodev_release;  in gpiochip_setup_dev()
623 	ret = gpiochip_sysfs_register(gdev);  in gpiochip_setup_dev()
627 	dev_dbg(&gdev->dev, "registered GPIOs %d to %d on %s\n", gdev->base,  in gpiochip_setup_dev()
628 		gdev->base + gdev->ngpio - 1, gdev->chip->label ? : "generic");  in gpiochip_setup_dev()
633 	gcdev_unregister(gdev);  in gpiochip_setup_dev()
674 	struct gpio_device *gdev;  in gpiochip_setup_devs()  local
677 	list_for_each_entry(gdev, &gpio_devices, list) {  in gpiochip_setup_devs()
678 		ret = gpiochip_setup_dev(gdev);  in gpiochip_setup_devs()
680 			dev_err(&gdev->dev,  in gpiochip_setup_devs()
741 	struct gpio_device *gdev;  in gpiochip_add_data_with_key()  local
751 	gdev = kzalloc(sizeof(*gdev), GFP_KERNEL);  in gpiochip_add_data_with_key()
752 	if (!gdev)  in gpiochip_add_data_with_key()
754 	gdev->dev.bus = &gpio_bus_type;  in gpiochip_add_data_with_key()
755 	gdev->dev.parent = gc->parent;  in gpiochip_add_data_with_key()
756 	gdev->chip = gc;  in gpiochip_add_data_with_key()
758 	gc->gpiodev = gdev;  in gpiochip_add_data_with_key()
766 		device_set_node(&gdev->dev, gc->fwnode);  in gpiochip_add_data_with_key()
768 		device_set_node(&gdev->dev, dev_fwnode(gc->parent));  in gpiochip_add_data_with_key()
770 	gdev->id = ida_alloc(&gpio_ida, GFP_KERNEL);  in gpiochip_add_data_with_key()
771 	if (gdev->id < 0) {  in gpiochip_add_data_with_key()
772 		ret = gdev->id;  in gpiochip_add_data_with_key()
776 	ret = dev_set_name(&gdev->dev, GPIOCHIP_NAME "%d", gdev->id);  in gpiochip_add_data_with_key()
780 	device_initialize(&gdev->dev);  in gpiochip_add_data_with_key()
782 		gdev->owner = gc->parent->driver->owner;  in gpiochip_add_data_with_key()
785 		gdev->owner = gc->owner;  in gpiochip_add_data_with_key()
787 		gdev->owner = THIS_MODULE;  in gpiochip_add_data_with_key()
789 	ret = gpiochip_get_ngpios(gc, &gdev->dev);  in gpiochip_add_data_with_key()
793 	gdev->descs = kcalloc(gc->ngpio, sizeof(*gdev->descs), GFP_KERNEL);  in gpiochip_add_data_with_key()
794 	if (!gdev->descs) {  in gpiochip_add_data_with_key()
799 	gdev->label = kstrdup_const(gc->label ?: "unknown", GFP_KERNEL);  in gpiochip_add_data_with_key()
800 	if (!gdev->label) {  in gpiochip_add_data_with_key()
805 	gdev->ngpio = gc->ngpio;  in gpiochip_add_data_with_key()
833 		dev_warn(&gdev->dev,  in gpiochip_add_data_with_key()
836 	gdev->base = base;  in gpiochip_add_data_with_key()
838 	ret = gpiodev_add_to_list(gdev);  in gpiochip_add_data_with_key()
846 		gdev->descs[i].gdev = gdev;  in gpiochip_add_data_with_key()
850 	BLOCKING_INIT_NOTIFIER_HEAD(&gdev->line_state_notifier);  in gpiochip_add_data_with_key()
851 	BLOCKING_INIT_NOTIFIER_HEAD(&gdev->device_notifier);  in gpiochip_add_data_with_key()
852 	init_rwsem(&gdev->sem);  in gpiochip_add_data_with_key()
855 	INIT_LIST_HEAD(&gdev->pin_ranges);  in gpiochip_add_data_with_key()
876 		struct gpio_desc *desc = &gdev->descs[i];  in gpiochip_add_data_with_key()
916 		ret = gpiochip_setup_dev(gdev);  in gpiochip_add_data_with_key()
934 	if (gdev->dev.release) {  in gpiochip_add_data_with_key()
936 		gpio_device_put(gdev);  in gpiochip_add_data_with_key()
941 	list_del(&gdev->list);  in gpiochip_add_data_with_key()
944 	kfree_const(gdev->label);  in gpiochip_add_data_with_key()
946 	kfree(gdev->descs);  in gpiochip_add_data_with_key()
948 	kfree(dev_name(&gdev->dev));  in gpiochip_add_data_with_key()
950 	ida_free(&gpio_ida, gdev->id);  in gpiochip_add_data_with_key()
952 	kfree(gdev);  in gpiochip_add_data_with_key()
972 	struct gpio_device *gdev = gc->gpiodev;  in gpiochip_remove()  local
976 	down_write(&gdev->sem);  in gpiochip_remove()
979 	gpiochip_sysfs_unregister(gdev);  in gpiochip_remove()
982 	gdev->chip = NULL;  in gpiochip_remove()
995 	for (i = 0; i < gdev->ngpio; i++) {  in gpiochip_remove()
1001 	if (i != gdev->ngpio)  in gpiochip_remove()
1002 		dev_crit(&gdev->dev,  in gpiochip_remove()
1011 	gcdev_unregister(gdev);  in gpiochip_remove()
1012 	up_write(&gdev->sem);  in gpiochip_remove()
1013 	gpio_device_put(gdev);  in gpiochip_remove()
1032 	struct gpio_device *gdev;  in gpiochip_find()  local
1037 	list_for_each_entry(gdev, &gpio_devices, list)  in gpiochip_find()
1038 		if (gdev->chip && match(gdev->chip, data)) {  in gpiochip_find()
1039 			gc = gdev->chip;  in gpiochip_find()
1909 	struct gpio_device *gdev = gc->gpiodev;  in gpiochip_add_pingroup_range()  local
1922 	pin_range->range.base = gdev->base + gpio_offset;  in gpiochip_add_pingroup_range()
1939 	list_add_tail(&pin_range->node, &gdev->pin_ranges);  in gpiochip_add_pingroup_range()
1967 	struct gpio_device *gdev = gc->gpiodev;  in gpiochip_add_pin_range()  local
1980 	pin_range->range.base = gdev->base + gpio_offset;  in gpiochip_add_pin_range()
1996 	list_add_tail(&pin_range->node, &gdev->pin_ranges);  in gpiochip_add_pin_range()
2009 	struct gpio_device *gdev = gc->gpiodev;  in gpiochip_remove_pin_ranges()  local
2011 	list_for_each_entry_safe(pin_range, tmp, &gdev->pin_ranges, node) {  in gpiochip_remove_pin_ranges()
2028 	struct gpio_chip	*gc = desc->gdev->chip;  in gpiod_request_commit()
2097 	if (!desc->gdev) {  in validate_desc()
2101 	if (!desc->gdev->chip) {  in validate_desc()
2102 		dev_warn(&desc->gdev->dev,  in validate_desc()
2127 	if (try_module_get(desc->gdev->owner)) {  in gpiod_request()
2130 			module_put(desc->gdev->owner);  in gpiod_request()
2132 			gpio_device_get(desc->gdev);  in gpiod_request()
2151 	gc = desc->gdev->chip;  in gpiod_free_commit()
2198 	module_put(desc->gdev->owner);  in gpiod_free()
2199 	gpio_device_put(desc->gdev);  in gpiod_free()
2316 	struct gpio_chip *gc = desc->gdev->chip;  in gpio_set_config_with_argument()
2327 	struct device *dev = &desc->gdev->dev;  in gpio_set_config_with_argument_optional()
2411 	gc = desc->gdev->chip;  in gpiod_direction_input()
2453 	struct gpio_chip *gc = desc->gdev->chip;  in gpiod_direction_output_raw_commit()
2600 	gc = desc->gdev->chip;  in gpiod_enable_hw_timestamp_ns()
2629 	gc = desc->gdev->chip;  in gpiod_disable_hw_timestamp_ns()
2657 	gc = desc->gdev->chip;  in gpiod_set_config()
2761 	gc = desc->gdev->chip;  in gpiod_get_raw_value_commit()
2824 		struct gpio_chip *gc = desc_array[i]->gdev->chip;  in gpiod_get_array_value_complex()
2865 			 (desc_array[i]->gdev->chip == gc));  in gpiod_get_array_value_complex()
2914 	WARN_ON(desc->gdev->chip->can_sleep);  in gpiod_get_raw_value()
2935 	WARN_ON(desc->gdev->chip->can_sleep);  in gpiod_get_value()
3009 	struct gpio_chip *gc = desc->gdev->chip;  in gpio_set_open_drain_value_commit()
3034 	struct gpio_chip *gc = desc->gdev->chip;  in gpio_set_open_source_value_commit()
3055 	gc = desc->gdev->chip;  in gpiod_set_raw_value_commit()
3118 		struct gpio_chip *gc = desc_array[i]->gdev->chip;  in gpiod_set_array_value_complex()
3180 			 (desc_array[i]->gdev->chip == gc));  in gpiod_set_array_value_complex()
3208 	WARN_ON(desc->gdev->chip->can_sleep);  in gpiod_set_raw_value()
3249 	WARN_ON(desc->gdev->chip->can_sleep);  in gpiod_set_value()
3313 	return desc->gdev->chip->can_sleep;  in gpiod_cansleep()
3355 	if (!desc || IS_ERR(desc) || !desc->gdev || !desc->gdev->chip)  in gpiod_to_irq()
3358 	gc = desc->gdev->chip;  in gpiod_to_irq()
3751 	blocking_notifier_call_chain(&desc->gdev->line_state_notifier,  in gpiod_line_state_notify()
4537 static void gpiolib_dbg_show(struct seq_file *s, struct gpio_device *gdev)  in gpiolib_dbg_show()  argument
4539 	struct gpio_chip	*gc = gdev->chip;  in gpiolib_dbg_show()
4541 	unsigned		gpio = gdev->base;  in gpiolib_dbg_show()
4571 	struct gpio_device *gdev = NULL;  in gpiolib_seq_start()  local
4577 	list_for_each_entry(gdev, &gpio_devices, list)  in gpiolib_seq_start()
4580 			return gdev;  in gpiolib_seq_start()
4590 	struct gpio_device *gdev = v;  in gpiolib_seq_next()  local
4594 	if (list_is_last(&gdev->list, &gpio_devices))  in gpiolib_seq_next()
4597 		ret = list_first_entry(&gdev->list, struct gpio_device, list);  in gpiolib_seq_next()
4612 	struct gpio_device *gdev = v;  in gpiolib_seq_show()  local
4613 	struct gpio_chip *gc = gdev->chip;  in gpiolib_seq_show()
4618 			   dev_name(&gdev->dev));  in gpiolib_seq_show()
4623 		   dev_name(&gdev->dev),  in gpiolib_seq_show()
4624 		   gdev->base, gdev->base + gdev->ngpio - 1);  in gpiolib_seq_show()
4639 		gpiolib_dbg_show(s, gdev);  in gpiolib_seq_show()