Lines Matching refs:gdev
110 struct gpio_device *gdev; in gpio_to_desc() local
115 list_for_each_entry(gdev, &gpio_devices, list) { in gpio_to_desc()
116 if (gdev->base <= gpio && in gpio_to_desc()
117 gdev->base + gdev->ngpio > gpio) { in gpio_to_desc()
119 return &gdev->descs[gpio - gdev->base]; in gpio_to_desc()
145 struct gpio_device *gdev = gc->gpiodev; in gpiochip_get_desc() local
147 if (hwnum >= gdev->ngpio) in gpiochip_get_desc()
150 return &gdev->descs[hwnum]; in gpiochip_get_desc()
166 return desc->gdev->base + (desc - &desc->gdev->descs[0]); in desc_to_gpio()
177 if (!desc || !desc->gdev) in gpiod_to_chip()
179 return desc->gdev->chip; in gpiod_to_chip()
186 struct gpio_device *gdev; in gpiochip_find_base() local
189 list_for_each_entry_reverse(gdev, &gpio_devices, list) { in gpiochip_find_base()
191 if (gdev->base + gdev->ngpio <= base) in gpiochip_find_base()
195 base = gdev->base - ngpio; in gpiochip_find_base()
256 static int gpiodev_add_to_list(struct gpio_device *gdev) in gpiodev_add_to_list() argument
262 list_add_tail(&gdev->list, &gpio_devices); in gpiodev_add_to_list()
267 if (gdev->base + gdev->ngpio <= next->base) { in gpiodev_add_to_list()
269 list_add(&gdev->list, &gpio_devices); in gpiodev_add_to_list()
274 if (prev->base + prev->ngpio <= gdev->base) { in gpiodev_add_to_list()
276 list_add_tail(&gdev->list, &gpio_devices); in gpiodev_add_to_list()
286 if (prev->base + prev->ngpio <= gdev->base in gpiodev_add_to_list()
287 && gdev->base + gdev->ngpio <= next->base) { in gpiodev_add_to_list()
288 list_add(&gdev->list, &prev->list); in gpiodev_add_to_list()
293 dev_err(&gdev->dev, "GPIO integer space overlap, cannot add chip\n"); in gpiodev_add_to_list()
305 struct gpio_device *gdev; in gpio_name_to_desc() local
313 list_for_each_entry(gdev, &gpio_devices, list) { in gpio_name_to_desc()
316 for (i = 0; i != gdev->ngpio; ++i) { in gpio_name_to_desc()
317 struct gpio_desc *desc = &gdev->descs[i]; in gpio_name_to_desc()
344 struct gpio_device *gdev = gc->gpiodev; in gpiochip_set_desc_names() local
353 dev_warn(&gdev->dev, in gpiochip_set_desc_names()
360 gdev->descs[i].name = gc->names[i]; in gpiochip_set_desc_names()
376 struct gpio_device *gdev = chip->gpiodev; in devprop_gpiochip_set_names() local
377 struct fwnode_handle *fwnode = dev_fwnode(&gdev->dev); in devprop_gpiochip_set_names()
386 if (count > gdev->ngpio) { in devprop_gpiochip_set_names()
387 dev_warn(&gdev->dev, "gpio-line-names is length %d but should be at most length %d", in devprop_gpiochip_set_names()
388 count, gdev->ngpio); in devprop_gpiochip_set_names()
389 count = gdev->ngpio; in devprop_gpiochip_set_names()
399 dev_warn(&gdev->dev, "failed to read GPIO line names\n"); in devprop_gpiochip_set_names()
405 gdev->descs[i].name = names[i]; in devprop_gpiochip_set_names()
474 struct gpio_device *gdev = container_of(dev, struct gpio_device, dev); in gpiodevice_release() local
478 list_del(&gdev->list); in gpiodevice_release()
481 ida_free(&gpio_ida, gdev->id); in gpiodevice_release()
482 kfree_const(gdev->label); in gpiodevice_release()
483 kfree(gdev->descs); in gpiodevice_release()
484 kfree(gdev); in gpiodevice_release()
488 #define gcdev_register(gdev, devt) gpiolib_cdev_register((gdev), (devt)) argument
489 #define gcdev_unregister(gdev) gpiolib_cdev_unregister((gdev)) argument
495 #define gcdev_register(gdev, devt) device_add(&(gdev)->dev) argument
496 #define gcdev_unregister(gdev) device_del(&(gdev)->dev) argument
499 static int gpiochip_setup_dev(struct gpio_device *gdev) in gpiochip_setup_dev() argument
503 ret = gcdev_register(gdev, gpio_devt); in gpiochip_setup_dev()
507 ret = gpiochip_sysfs_register(gdev); in gpiochip_setup_dev()
512 gdev->dev.release = gpiodevice_release; in gpiochip_setup_dev()
513 dev_dbg(&gdev->dev, "registered GPIOs %d to %d on %s\n", gdev->base, in gpiochip_setup_dev()
514 gdev->base + gdev->ngpio - 1, gdev->chip->label ? : "generic"); in gpiochip_setup_dev()
519 gcdev_unregister(gdev); in gpiochip_setup_dev()
560 struct gpio_device *gdev; in gpiochip_setup_devs() local
563 list_for_each_entry(gdev, &gpio_devices, list) { in gpiochip_setup_devs()
564 ret = gpiochip_setup_dev(gdev); in gpiochip_setup_devs()
566 dev_err(&gdev->dev, in gpiochip_setup_devs()
580 struct gpio_device *gdev; in gpiochip_add_data_with_key() local
587 gdev = kzalloc(sizeof(*gdev), GFP_KERNEL); in gpiochip_add_data_with_key()
588 if (!gdev) in gpiochip_add_data_with_key()
590 gdev->dev.bus = &gpio_bus_type; in gpiochip_add_data_with_key()
591 gdev->chip = gc; in gpiochip_add_data_with_key()
592 gc->gpiodev = gdev; in gpiochip_add_data_with_key()
594 gdev->dev.parent = gc->parent; in gpiochip_add_data_with_key()
595 gdev->dev.of_node = gc->parent->of_node; in gpiochip_add_data_with_key()
598 of_gpio_dev_init(gc, gdev); in gpiochip_add_data_with_key()
604 gdev->dev.fwnode = dev_fwnode(&gdev->dev) ?: fwnode; in gpiochip_add_data_with_key()
606 gdev->id = ida_alloc(&gpio_ida, GFP_KERNEL); in gpiochip_add_data_with_key()
607 if (gdev->id < 0) { in gpiochip_add_data_with_key()
608 ret = gdev->id; in gpiochip_add_data_with_key()
612 ret = dev_set_name(&gdev->dev, GPIOCHIP_NAME "%d", gdev->id); in gpiochip_add_data_with_key()
616 device_initialize(&gdev->dev); in gpiochip_add_data_with_key()
618 gdev->owner = gc->parent->driver->owner; in gpiochip_add_data_with_key()
621 gdev->owner = gc->owner; in gpiochip_add_data_with_key()
623 gdev->owner = THIS_MODULE; in gpiochip_add_data_with_key()
625 gdev->descs = kcalloc(gc->ngpio, sizeof(gdev->descs[0]), GFP_KERNEL); in gpiochip_add_data_with_key()
626 if (!gdev->descs) { in gpiochip_add_data_with_key()
641 gdev->label = kstrdup_const(gc->label ?: "unknown", GFP_KERNEL); in gpiochip_add_data_with_key()
642 if (!gdev->label) { in gpiochip_add_data_with_key()
647 gdev->ngpio = gc->ngpio; in gpiochip_add_data_with_key()
648 gdev->data = data; in gpiochip_add_data_with_key()
674 gdev->base = base; in gpiochip_add_data_with_key()
676 ret = gpiodev_add_to_list(gdev); in gpiochip_add_data_with_key()
683 gdev->descs[i].gdev = gdev; in gpiochip_add_data_with_key()
687 BLOCKING_INIT_NOTIFIER_HEAD(&gdev->notifier); in gpiochip_add_data_with_key()
690 INIT_LIST_HEAD(&gdev->pin_ranges); in gpiochip_add_data_with_key()
712 trace_android_vh_gpio_block_read(gdev, &block_gpio_read); in gpiochip_add_data_with_key()
715 struct gpio_desc *desc = &gdev->descs[i]; in gpiochip_add_data_with_key()
756 ret = gpiochip_setup_dev(gdev); in gpiochip_add_data_with_key()
776 list_del(&gdev->list); in gpiochip_add_data_with_key()
779 kfree_const(gdev->label); in gpiochip_add_data_with_key()
781 kfree(gdev->descs); in gpiochip_add_data_with_key()
783 kfree(dev_name(&gdev->dev)); in gpiochip_add_data_with_key()
785 ida_free(&gpio_ida, gdev->id); in gpiochip_add_data_with_key()
789 gdev->base, gdev->base + gdev->ngpio - 1, in gpiochip_add_data_with_key()
791 kfree(gdev); in gpiochip_add_data_with_key()
817 struct gpio_device *gdev = gc->gpiodev; in gpiochip_remove() local
822 gpiochip_sysfs_unregister(gdev); in gpiochip_remove()
825 gdev->chip = NULL; in gpiochip_remove()
835 gdev->data = NULL; in gpiochip_remove()
838 for (i = 0; i < gdev->ngpio; i++) { in gpiochip_remove()
844 if (i != gdev->ngpio) in gpiochip_remove()
845 dev_crit(&gdev->dev, in gpiochip_remove()
854 gcdev_unregister(gdev); in gpiochip_remove()
855 put_device(&gdev->dev); in gpiochip_remove()
874 struct gpio_device *gdev; in gpiochip_find() local
879 list_for_each_entry(gdev, &gpio_devices, list) in gpiochip_find()
880 if (gdev->chip && match(gdev->chip, data)) { in gpiochip_find()
881 gc = gdev->chip; in gpiochip_find()
1884 struct gpio_device *gdev = gc->gpiodev; in gpiochip_add_pingroup_range() local
1897 pin_range->range.base = gdev->base + gpio_offset; in gpiochip_add_pingroup_range()
1914 list_add_tail(&pin_range->node, &gdev->pin_ranges); in gpiochip_add_pingroup_range()
1942 struct gpio_device *gdev = gc->gpiodev; in gpiochip_add_pin_range() local
1955 pin_range->range.base = gdev->base + gpio_offset; in gpiochip_add_pin_range()
1971 list_add_tail(&pin_range->node, &gdev->pin_ranges); in gpiochip_add_pin_range()
1984 struct gpio_device *gdev = gc->gpiodev; in gpiochip_remove_pin_ranges() local
1986 list_for_each_entry_safe(pin_range, tmp, &gdev->pin_ranges, node) { in gpiochip_remove_pin_ranges()
2003 struct gpio_chip *gc = desc->gdev->chip; in gpiod_request_commit()
2071 if (!desc->gdev) { in validate_desc()
2075 if (!desc->gdev->chip) { in validate_desc()
2076 dev_warn(&desc->gdev->dev, in validate_desc()
2098 struct gpio_device *gdev; in gpiod_request() local
2101 gdev = desc->gdev; in gpiod_request()
2103 if (try_module_get(gdev->owner)) { in gpiod_request()
2106 module_put(gdev->owner); in gpiod_request()
2108 get_device(&gdev->dev); in gpiod_request()
2129 gc = desc->gdev->chip; in gpiod_free_commit()
2159 blocking_notifier_call_chain(&desc->gdev->notifier, in gpiod_free_commit()
2167 if (desc && desc->gdev && gpiod_free_commit(desc)) { in gpiod_free()
2168 module_put(desc->gdev->owner); in gpiod_free()
2169 put_device(&desc->gdev->dev); in gpiod_free()
2290 struct gpio_chip *gc = desc->gdev->chip; in gpio_set_config()
2343 gc = desc->gdev->chip; in gpiod_direction_input()
2385 struct gpio_chip *gc = desc->gdev->chip; in gpiod_direction_output_raw_commit()
2532 gc = desc->gdev->chip; in gpiod_set_config()
2579 gc = desc->gdev->chip; in gpiod_set_transitory()
2588 dev_dbg(&desc->gdev->dev, "Persistence not supported for GPIO %d\n", in gpiod_set_transitory()
2649 gc = desc->gdev->chip; in gpiod_get_raw_value_commit()
2713 struct gpio_chip *gc = desc_array[i]->gdev->chip; in gpiod_get_array_value_complex()
2747 (desc_array[i]->gdev->chip == gc)); in gpiod_get_array_value_complex()
2792 WARN_ON(desc->gdev->chip->can_sleep); in gpiod_get_raw_value()
2813 WARN_ON(desc->gdev->chip->can_sleep); in gpiod_get_value()
2887 struct gpio_chip *gc = desc->gdev->chip; in gpio_set_open_drain_value_commit()
2912 struct gpio_chip *gc = desc->gdev->chip; in gpio_set_open_source_value_commit()
2933 gc = desc->gdev->chip; in gpiod_set_raw_value_commit()
2996 struct gpio_chip *gc = desc_array[i]->gdev->chip; in gpiod_set_array_value_complex()
3051 (desc_array[i]->gdev->chip == gc)); in gpiod_set_array_value_complex()
3077 WARN_ON(desc->gdev->chip->can_sleep); in gpiod_set_raw_value()
3118 WARN_ON(desc->gdev->chip->can_sleep); in gpiod_set_value()
3182 return desc->gdev->chip->can_sleep; in gpiod_cansleep()
3224 if (!desc || IS_ERR(desc) || !desc->gdev || !desc->gdev->chip) in gpiod_to_irq()
3227 gc = desc->gdev->chip; in gpiod_to_irq()
4047 blocking_notifier_call_chain(&desc->gdev->notifier, in gpiod_get_index()
4115 blocking_notifier_call_chain(&desc->gdev->notifier, in fwnode_get_named_gpiod()
4456 static void gpiolib_dbg_show(struct seq_file *s, struct gpio_device *gdev) in gpiolib_dbg_show() argument
4459 struct gpio_chip *gc = gdev->chip; in gpiolib_dbg_show()
4460 unsigned gpio = gdev->base; in gpiolib_dbg_show()
4461 struct gpio_desc *gdesc = &gdev->descs[0]; in gpiolib_dbg_show()
4466 for (i = 0; i < gdev->ngpio; i++, gpio++, gdesc++) { in gpiolib_dbg_show()
4492 struct gpio_device *gdev = NULL; in gpiolib_seq_start() local
4498 list_for_each_entry(gdev, &gpio_devices, list) in gpiolib_seq_start()
4501 return gdev; in gpiolib_seq_start()
4511 struct gpio_device *gdev = v; in gpiolib_seq_next() local
4515 if (list_is_last(&gdev->list, &gpio_devices)) in gpiolib_seq_next()
4518 ret = list_entry(gdev->list.next, struct gpio_device, list); in gpiolib_seq_next()
4533 struct gpio_device *gdev = v; in gpiolib_seq_show() local
4534 struct gpio_chip *gc = gdev->chip; in gpiolib_seq_show()
4539 dev_name(&gdev->dev)); in gpiolib_seq_show()
4544 dev_name(&gdev->dev), in gpiolib_seq_show()
4545 gdev->base, gdev->base + gdev->ngpio - 1); in gpiolib_seq_show()
4560 gpiolib_dbg_show(s, gdev); in gpiolib_seq_show()