132 	struct da903x_chip *chip = dev_get_drvdata(dev);  in da903x_register_notifier()  local
134 	chip->ops->unmask_events(chip, events);  in da903x_register_notifier()
135 	return blocking_notifier_chain_register(&chip->notifier_list, nb);  in da903x_register_notifier()
142 	struct da903x_chip *chip = dev_get_drvdata(dev);  in da903x_unregister_notifier()  local
144 	chip->ops->mask_events(chip, events);  in da903x_unregister_notifier()
145 	return blocking_notifier_chain_unregister(&chip->notifier_list, nb);  in da903x_unregister_notifier()
175 	struct da903x_chip *chip = dev_get_drvdata(dev);  in da903x_set_bits()  local
179 	mutex_lock(&chip->lock);  in da903x_set_bits()
181 	ret = __da903x_read(chip->client, reg, &reg_val);  in da903x_set_bits()
187 		ret = __da903x_write(chip->client, reg, reg_val);  in da903x_set_bits()
190 	mutex_unlock(&chip->lock);  in da903x_set_bits()
197 	struct da903x_chip *chip = dev_get_drvdata(dev);  in da903x_clr_bits()  local
201 	mutex_lock(&chip->lock);  in da903x_clr_bits()
203 	ret = __da903x_read(chip->client, reg, &reg_val);  in da903x_clr_bits()
209 		ret = __da903x_write(chip->client, reg, reg_val);  in da903x_clr_bits()
212 	mutex_unlock(&chip->lock);  in da903x_clr_bits()
219 	struct da903x_chip *chip = dev_get_drvdata(dev);  in da903x_update()  local
223 	mutex_lock(&chip->lock);  in da903x_update()
225 	ret = __da903x_read(chip->client, reg, &reg_val);  in da903x_update()
231 		ret = __da903x_write(chip->client, reg, reg_val);  in da903x_update()
234 	mutex_unlock(&chip->lock);  in da903x_update()
241 	struct da903x_chip *chip = dev_get_drvdata(dev);  in da903x_query_status()  local
244 	chip->ops->read_status(chip, &status);  in da903x_query_status()
249 static int da9030_init_chip(struct da903x_chip *chip)  in da9030_init_chip()  argument
254 	err = __da903x_read(chip->client, DA9030_CHIP_ID, &chip_id);  in da9030_init_chip()
258 	err = __da903x_write(chip->client, DA9030_SYS_CTRL_A, 0xE8);  in da9030_init_chip()
262 	dev_info(chip->dev, "DA9030 (CHIP ID: 0x%02x) detected\n", chip_id);  in da9030_init_chip()
266 static int da9030_unmask_events(struct da903x_chip *chip, unsigned int events)  in da9030_unmask_events()  argument
270 	chip->events_mask &= ~events;  in da9030_unmask_events()
272 	v[0] = (chip->events_mask & 0xff);  in da9030_unmask_events()
273 	v[1] = (chip->events_mask >> 8) & 0xff;  in da9030_unmask_events()
274 	v[2] = (chip->events_mask >> 16) & 0xff;  in da9030_unmask_events()
276 	return __da903x_writes(chip->client, DA9030_IRQ_MASK_A, 3, v);  in da9030_unmask_events()
279 static int da9030_mask_events(struct da903x_chip *chip, unsigned int events)  in da9030_mask_events()  argument
283 	chip->events_mask |= events;  in da9030_mask_events()
285 	v[0] = (chip->events_mask & 0xff);  in da9030_mask_events()
286 	v[1] = (chip->events_mask >> 8) & 0xff;  in da9030_mask_events()
287 	v[2] = (chip->events_mask >> 16) & 0xff;  in da9030_mask_events()
289 	return __da903x_writes(chip->client, DA9030_IRQ_MASK_A, 3, v);  in da9030_mask_events()
292 static int da9030_read_events(struct da903x_chip *chip, unsigned int *events)  in da9030_read_events()  argument
297 	ret = __da903x_reads(chip->client, DA9030_EVENT_A, 3, v);  in da9030_read_events()
305 static int da9030_read_status(struct da903x_chip *chip, unsigned int *status)  in da9030_read_status()  argument
307 	return __da903x_read(chip->client, DA9030_STATUS, (uint8_t *)status);  in da9030_read_status()
310 static int da9034_init_chip(struct da903x_chip *chip)  in da9034_init_chip()  argument
315 	err = __da903x_read(chip->client, DA9034_CHIP_ID, &chip_id);  in da9034_init_chip()
319 	err = __da903x_write(chip->client, DA9034_SYS_CTRL_A, 0xE8);  in da9034_init_chip()
324 	__da903x_write(chip->client, 0x10, 0x07);  in da9034_init_chip()
325 	__da903x_write(chip->client, 0x11, 0xff);  in da9034_init_chip()
326 	__da903x_write(chip->client, 0x12, 0xff);  in da9034_init_chip()
329 	__da903x_write(chip->client, DA9034_SYS_CTRL_B, 0x20);  in da9034_init_chip()
330 	__da903x_write(chip->client, DA9034_SYS_CTRL_A, 0x60);  in da9034_init_chip()
333 	__da903x_write(chip->client, 0x90, 0x01);  in da9034_init_chip()
334 	__da903x_write(chip->client, 0xB0, 0x08);  in da9034_init_chip()
337 	__da903x_write(chip->client, 0x20, 0x00);  in da9034_init_chip()
339 	dev_info(chip->dev, "DA9034 (CHIP ID: 0x%02x) detected\n", chip_id);  in da9034_init_chip()
343 static int da9034_unmask_events(struct da903x_chip *chip, unsigned int events)  in da9034_unmask_events()  argument
347 	chip->events_mask &= ~events;  in da9034_unmask_events()
349 	v[0] = (chip->events_mask & 0xff);  in da9034_unmask_events()
350 	v[1] = (chip->events_mask >> 8) & 0xff;  in da9034_unmask_events()
351 	v[2] = (chip->events_mask >> 16) & 0xff;  in da9034_unmask_events()
352 	v[3] = (chip->events_mask >> 24) & 0xff;  in da9034_unmask_events()
354 	return __da903x_writes(chip->client, DA9034_IRQ_MASK_A, 4, v);  in da9034_unmask_events()
357 static int da9034_mask_events(struct da903x_chip *chip, unsigned int events)  in da9034_mask_events()  argument
361 	chip->events_mask |= events;  in da9034_mask_events()
363 	v[0] = (chip->events_mask & 0xff);  in da9034_mask_events()
364 	v[1] = (chip->events_mask >> 8) & 0xff;  in da9034_mask_events()
365 	v[2] = (chip->events_mask >> 16) & 0xff;  in da9034_mask_events()
366 	v[3] = (chip->events_mask >> 24) & 0xff;  in da9034_mask_events()
368 	return __da903x_writes(chip->client, DA9034_IRQ_MASK_A, 4, v);  in da9034_mask_events()
371 static int da9034_read_events(struct da903x_chip *chip, unsigned int *events)  in da9034_read_events()  argument
376 	ret = __da903x_reads(chip->client, DA9034_EVENT_A, 4, v);  in da9034_read_events()
384 static int da9034_read_status(struct da903x_chip *chip, unsigned int *status)  in da9034_read_status()  argument
389 	ret = __da903x_reads(chip->client, DA9034_STATUS_A, 2, v);  in da9034_read_status()
399 	struct da903x_chip *chip =  in da903x_irq_work()  local
404 		if (chip->ops->read_events(chip, &events))  in da903x_irq_work()
407 		events &= ~chip->events_mask;  in da903x_irq_work()
412 				&chip->notifier_list, events, NULL);  in da903x_irq_work()
414 	enable_irq(chip->client->irq);  in da903x_irq_work()
419 	struct da903x_chip *chip = data;  in da903x_irq_handler()  local
422 	(void)schedule_work(&chip->irq_work);  in da903x_irq_handler()
457 static int da903x_remove_subdevs(struct da903x_chip *chip)  in da903x_remove_subdevs()  argument
459 	return device_for_each_child(chip->dev, NULL, __remove_subdev);  in da903x_remove_subdevs()
462 static int da903x_add_subdevs(struct da903x_chip *chip,  in da903x_add_subdevs()  argument
478 		pdev->dev.parent = chip->dev;  in da903x_add_subdevs()
490 	da903x_remove_subdevs(chip);  in da903x_add_subdevs()
498 	struct da903x_chip *chip;  in da903x_probe()  local
502 	chip = devm_kzalloc(&client->dev, sizeof(struct da903x_chip),  in da903x_probe()
504 	if (chip == NULL)  in da903x_probe()
507 	chip->client = client;  in da903x_probe()
508 	chip->dev = &client->dev;  in da903x_probe()
509 	chip->ops = &da903x_ops[id->driver_data];  in da903x_probe()
511 	mutex_init(&chip->lock);  in da903x_probe()
512 	INIT_WORK(&chip->irq_work, da903x_irq_work);  in da903x_probe()
513 	BLOCKING_INIT_NOTIFIER_HEAD(&chip->notifier_list);  in da903x_probe()
515 	i2c_set_clientdata(client, chip);  in da903x_probe()
517 	ret = chip->ops->init_chip(chip);  in da903x_probe()
522 	chip->events_mask = 0xffffffff;  in da903x_probe()
523 	chip->ops->mask_events(chip, chip->events_mask);  in da903x_probe()
524 	chip->ops->read_events(chip, &tmp);  in da903x_probe()
528 			"da903x", chip);  in da903x_probe()
535 	ret = da903x_add_subdevs(chip, pdata);  in da903x_probe()
544 	struct da903x_chip *chip = i2c_get_clientdata(client);  in da903x_remove()  local
546 	da903x_remove_subdevs(chip);  in da903x_remove()