45 	ssize_t			status;  in gpio_direction_show()  local
50 		status = -EIO;  in gpio_direction_show()
53 		status = sprintf(buf, "%s\n",  in gpio_direction_show()
59 	return status;  in gpio_direction_show()
66 	ssize_t			status;  in gpio_direction_store()  local
71 		status = -EIO;  in gpio_direction_store()
73 		status = gpiod_direction_output_raw(desc, 1);  in gpio_direction_store()
75 		status = gpiod_direction_output_raw(desc, 0);  in gpio_direction_store()
77 		status = gpiod_direction_input(desc);  in gpio_direction_store()
79 		status = -EINVAL;  in gpio_direction_store()
82 	return status ? : size;  in gpio_direction_store()
92 	ssize_t			status;  in gpio_value_show()  local
97 		status = -EIO;  in gpio_value_show()
99 		status = sprintf(buf, "%d\n", gpiod_get_value_cansleep(desc));  in gpio_value_show()
102 	return status;  in gpio_value_show()
109 	ssize_t			status;  in gpio_value_store()  local
114 		status = -EIO;  in gpio_value_store()
116 		status = -EPERM;  in gpio_value_store()
120 		status = kstrtol(buf, 0, &value);  in gpio_value_store()
121 		if (status == 0) {  in gpio_value_store()
123 			status = size;  in gpio_value_store()
128 	return status;  in gpio_value_store()
236 	ssize_t			status;  in gpio_edge_show()  local
241 		status = -EIO;  in gpio_edge_show()
245 		status = 0;  in gpio_edge_show()
249 				status = sprintf(buf, "%s\n",  in gpio_edge_show()
256 	return status;  in gpio_edge_show()
263 	ssize_t			status;  in gpio_edge_store()  local
275 		status = -EIO;  in gpio_edge_store()
277 		status = gpio_setup_irq(desc, dev, trigger_types[i].flags);  in gpio_edge_store()
278 		if (!status)  in gpio_edge_store()
279 			status = size;  in gpio_edge_store()
284 	return status;  in gpio_edge_store()
292 	int			status = 0;  in sysfs_set_active_low()  local
308 		status = gpio_setup_irq(desc, dev, trigger_flags);  in sysfs_set_active_low()
311 	return status;  in sysfs_set_active_low()
318 	ssize_t			status;  in gpio_active_low_show()  local
323 		status = -EIO;  in gpio_active_low_show()
325 		status = sprintf(buf, "%d\n",  in gpio_active_low_show()
330 	return status;  in gpio_active_low_show()
337 	ssize_t			status;  in gpio_active_low_store()  local
342 		status = -EIO;  in gpio_active_low_store()
346 		status = kstrtol(buf, 0, &value);  in gpio_active_low_store()
347 		if (status == 0)  in gpio_active_low_store()
348 			status = sysfs_set_active_low(desc, dev, value != 0);  in gpio_active_low_store()
353 	return status ? : size;  in gpio_active_low_store()
452 	int			status;  in export_store()  local
454 	status = kstrtol(buf, 0, &gpio);  in export_store()
455 	if (status < 0)  in export_store()
470 	status = gpiod_request(desc, "sysfs");  in export_store()
471 	if (status < 0) {  in export_store()
472 		if (status == -EPROBE_DEFER)  in export_store()
473 			status = -ENODEV;  in export_store()
476 	status = gpiod_export(desc, true);  in export_store()
477 	if (status < 0)  in export_store()
483 	if (status)  in export_store()
484 		pr_debug("%s: status %d\n", __func__, status);  in export_store()
485 	return status ? : len;  in export_store()
494 	int			status;  in unexport_store()  local
496 	status = kstrtol(buf, 0, &gpio);  in unexport_store()
497 	if (status < 0)  in unexport_store()
507 	status = -EINVAL;  in unexport_store()
514 		status = 0;  in unexport_store()
518 	if (status)  in unexport_store()
519 		pr_debug("%s: status %d\n", __func__, status);  in unexport_store()
520 	return status ? : len;  in unexport_store()
556 	int			status;  in gpiod_export()  local
578 		status = -ENODEV;  in gpiod_export()
590 		status = -EPERM;  in gpiod_export()
610 		status = PTR_ERR(dev);  in gpiod_export()
620 	gpiod_dbg(desc, "%s: status %d\n", __func__, status);  in gpiod_export()
621 	return status;  in gpiod_export()
644 	int			status = -EINVAL;  in gpiod_export_link()  local
658 			status = sysfs_create_link(&dev->kobj, &tdev->kobj,  in gpiod_export_link()
662 			status = -ENODEV;  in gpiod_export_link()
668 	if (status)  in gpiod_export_link()
669 		gpiod_dbg(desc, "%s: status %d\n", __func__, status);  in gpiod_export_link()
671 	return status;  in gpiod_export_link()
690 	int			status = -EINVAL;  in gpiod_sysfs_set_active_low()  local
702 			status = -ENODEV;  in gpiod_sysfs_set_active_low()
707 	status = sysfs_set_active_low(desc, dev, value);  in gpiod_sysfs_set_active_low()
712 	if (status)  in gpiod_sysfs_set_active_low()
713 		gpiod_dbg(desc, "%s: status %d\n", __func__, status);  in gpiod_sysfs_set_active_low()
715 	return status;  in gpiod_sysfs_set_active_low()
727 	int			status = 0;  in gpiod_unexport()  local
745 			status = -ENODEV;  in gpiod_unexport()
755 	if (status)  in gpiod_unexport()
756 		gpiod_dbg(desc, "%s: status %d\n", __func__, status);  in gpiod_unexport()
762 	int		status;  in gpiochip_export()  local
779 		status = PTR_ERR(dev);  in gpiochip_export()
781 		status = 0;  in gpiochip_export()
782 	chip->exported = (status == 0);  in gpiochip_export()
785 	if (status)  in gpiochip_export()
786 		chip_dbg(chip, "%s: status %d\n", __func__, status);  in gpiochip_export()
788 	return status;  in gpiochip_export()
793 	int			status;  in gpiochip_unexport()  local
805 		status = 0;  in gpiochip_unexport()
807 		status = -ENODEV;  in gpiochip_unexport()
810 	if (status)  in gpiochip_unexport()
811 		chip_dbg(chip, "%s: status %d\n", __func__, status);  in gpiochip_unexport()
823 	int		status;  in gpiolib_sysfs_init()  local
827 	status = class_register(&gpio_class);  in gpiolib_sysfs_init()
828 	if (status < 0)  in gpiolib_sysfs_init()
829 		return status;  in gpiolib_sysfs_init()
851 		status = gpiochip_export(chip);  in gpiolib_sysfs_init()
857 	return status;  in gpiolib_sysfs_init()