142 	int ret;  in bma180_get_data_reg()  local
149 		ret = i2c_smbus_read_byte_data(data->client, BMA180_TEMP);  in bma180_get_data_reg()
150 		if (ret < 0)  in bma180_get_data_reg()
154 		ret = i2c_smbus_read_word_data(data->client,  in bma180_get_data_reg()
156 		if (ret < 0)  in bma180_get_data_reg()
162 	return ret;  in bma180_get_data_reg()
167 	int ret = i2c_smbus_read_byte_data(data->client, reg);  in bma180_set_bits()  local
168 	u8 reg_val = (ret & ~mask) | (val << (ffs(mask) - 1));  in bma180_set_bits()
170 	if (ret < 0)  in bma180_set_bits()
171 		return ret;  in bma180_set_bits()
178 	int ret = bma180_set_bits(data, data->part_info->int_reset_reg,  in bma180_reset_intr()  local
181 	if (ret)  in bma180_reset_intr()
184 	return ret;  in bma180_reset_intr()
189 	int ret = bma180_set_bits(data, data->part_info->int_enable_reg,  in bma180_set_new_data_intr_state()  local
191 	if (ret)  in bma180_set_new_data_intr_state()
193 	ret = bma180_reset_intr(data);  in bma180_set_new_data_intr_state()
194 	if (ret)  in bma180_set_new_data_intr_state()
202 	return ret;  in bma180_set_new_data_intr_state()
207 	int ret = bma180_set_bits(data, data->part_info->sleep_reg,  in bma180_set_sleep_state()  local
210 	if (ret) {  in bma180_set_sleep_state()
213 		return ret;  in bma180_set_sleep_state()
222 	int ret = bma180_set_bits(data, BMA180_CTRL_REG0, BMA180_EE_W, state);  in bma180_set_ee_writing_state()  local
224 	if (ret)  in bma180_set_ee_writing_state()
228 	return ret;  in bma180_set_ee_writing_state()
233 	int ret, i;  in bma180_set_bw()  local
240 			ret = bma180_set_bits(data, data->part_info->bw_reg,  in bma180_set_bw()
242 			if (ret) {  in bma180_set_bw()
245 				return ret;  in bma180_set_bw()
257 	int ret, i;  in bma180_set_scale()  local
264 			ret = bma180_set_bits(data, data->part_info->scale_reg,  in bma180_set_scale()
266 			if (ret) {  in bma180_set_scale()
269 				return ret;  in bma180_set_scale()
281 	int ret = bma180_set_bits(data, data->part_info->power_reg,  in bma180_set_pmode()  local
284 	if (ret) {  in bma180_set_pmode()
286 		return ret;  in bma180_set_pmode()
295 	int ret = i2c_smbus_write_byte_data(data->client,  in bma180_soft_reset()  local
298 	if (ret)  in bma180_soft_reset()
301 	return ret;  in bma180_soft_reset()
307 	int ret = i2c_smbus_read_byte_data(data->client, BMA180_CHIP_ID);  in bma180_chip_init()  local
309 	if (ret < 0)  in bma180_chip_init()
310 		return ret;  in bma180_chip_init()
311 	if (ret != BMA180_ID_REG_VAL)  in bma180_chip_init()
314 	ret = bma180_soft_reset(data);  in bma180_chip_init()
315 	if (ret)  in bma180_chip_init()
316 		return ret;  in bma180_chip_init()
323 	ret = bma180_set_new_data_intr_state(data, false);  in bma180_chip_init()
324 	if (ret)  in bma180_chip_init()
325 		return ret;  in bma180_chip_init()
332 	int ret = bma180_chip_init(data);  in bma180_chip_config()  local
334 	if (ret)  in bma180_chip_config()
336 	ret = bma180_set_bits(data, BMA180_CTRL_REG0, BMA180_DIS_WAKE_UP, 1);  in bma180_chip_config()
337 	if (ret)  in bma180_chip_config()
339 	ret = bma180_set_ee_writing_state(data, true);  in bma180_chip_config()
340 	if (ret)  in bma180_chip_config()
342 	ret = bma180_set_bits(data, BMA180_OFFSET_LSB1, BMA180_SMP_SKIP, 1);  in bma180_chip_config()
343 	if (ret)  in bma180_chip_config()
345 	ret = bma180_set_bw(data, 20); /* 20 Hz */  in bma180_chip_config()
346 	if (ret)  in bma180_chip_config()
348 	ret = bma180_set_scale(data, 2452); /* 2 G */  in bma180_chip_config()
349 	if (ret)  in bma180_chip_config()
356 	return ret;  in bma180_chip_config()
361 	int ret = bma180_chip_init(data);  in bma250_chip_config()  local
363 	if (ret)  in bma250_chip_config()
365 	ret = bma180_set_bw(data, 16); /* 16 Hz */  in bma250_chip_config()
366 	if (ret)  in bma250_chip_config()
368 	ret = bma180_set_scale(data, 38344); /* 2 G */  in bma250_chip_config()
369 	if (ret)  in bma250_chip_config()
371 	ret = bma180_set_bits(data, BMA250_INT_MAP_REG,  in bma250_chip_config()
373 	if (ret)  in bma250_chip_config()
380 	return ret;  in bma250_chip_config()
468 	int ret;  in bma180_read_raw()  local
477 		ret = bma180_get_data_reg(data, chan->scan_index);  in bma180_read_raw()
479 		if (ret < 0)  in bma180_read_raw()
480 			return ret;  in bma180_read_raw()
481 		*val = sign_extend32(ret >> chan->scan_type.shift,  in bma180_read_raw()
511 	int ret;  in bma180_write_raw()  local
518 		ret = bma180_set_scale(data, val2);  in bma180_write_raw()
520 		return ret;  in bma180_write_raw()
525 		ret = bma180_set_bw(data, val);  in bma180_write_raw()
527 		return ret;  in bma180_write_raw()
554 	int ret;  in bma180_set_power_mode()  local
557 	ret = bma180_set_pmode(data, mode);  in bma180_set_power_mode()
560 	return ret;  in bma180_set_power_mode()
658 	int bit, ret, i = 0;  in bma180_trigger_handler()  local
664 		ret = bma180_get_data_reg(data, bit);  in bma180_trigger_handler()
665 		if (ret < 0) {  in bma180_trigger_handler()
669 		((s16 *)data->buff)[i++] = ret;  in bma180_trigger_handler()
709 	int ret;  in bma180_probe()  local
720 	ret = data->part_info->chip_config(data);  in bma180_probe()
721 	if (ret < 0)  in bma180_probe()
736 			ret = -ENOMEM;  in bma180_probe()
740 		ret = devm_request_irq(&client->dev, client->irq,  in bma180_probe()
743 		if (ret) {  in bma180_probe()
753 		ret = iio_trigger_register(data->trig);  in bma180_probe()
754 		if (ret)  in bma180_probe()
758 	ret = iio_triggered_buffer_setup(indio_dev, NULL,  in bma180_probe()
760 	if (ret < 0) {  in bma180_probe()
765 	ret = iio_device_register(indio_dev);  in bma180_probe()
766 	if (ret < 0) {  in bma180_probe()
783 	return ret;  in bma180_probe()
810 	int ret;  in bma180_suspend()  local
813 	ret = bma180_set_sleep_state(data, true);  in bma180_suspend()
816 	return ret;  in bma180_suspend()
823 	int ret;  in bma180_resume()  local
826 	ret = bma180_set_sleep_state(data, false);  in bma180_resume()
829 	return ret;  in bma180_resume()