145 static int stk8ba50_read_accel(struct stk8ba50_data *data, u8 reg)  in stk8ba50_read_accel()  argument
148 	struct i2c_client *client = data->client;  in stk8ba50_read_accel()
163 	struct stk8ba50_data *data = iio_priv(indio_dev);  in stk8ba50_data_rdy_trigger_set_state()  local
167 		ret = i2c_smbus_write_byte_data(data->client,  in stk8ba50_data_rdy_trigger_set_state()
170 		ret = i2c_smbus_write_byte_data(data->client,  in stk8ba50_data_rdy_trigger_set_state()
174 		dev_err(&data->client->dev, "failed to set trigger state\n");  in stk8ba50_data_rdy_trigger_set_state()
176 		data->dready_trigger_on = state;  in stk8ba50_data_rdy_trigger_set_state()
186 static int stk8ba50_set_power(struct stk8ba50_data *data, bool mode)  in stk8ba50_set_power()  argument
190 	struct i2c_client *client = data->client;  in stk8ba50_set_power()
217 	struct stk8ba50_data *data = iio_priv(indio_dev);  in stk8ba50_read_raw()  local
224 		mutex_lock(&data->lock);  in stk8ba50_read_raw()
225 		ret = stk8ba50_set_power(data, STK8BA50_MODE_NORMAL);  in stk8ba50_read_raw()
227 			mutex_unlock(&data->lock);  in stk8ba50_read_raw()
230 		ret = stk8ba50_read_accel(data, chan->address);  in stk8ba50_read_raw()
232 			stk8ba50_set_power(data, STK8BA50_MODE_SUSPEND);  in stk8ba50_read_raw()
233 			mutex_unlock(&data->lock);  in stk8ba50_read_raw()
237 		stk8ba50_set_power(data, STK8BA50_MODE_SUSPEND);  in stk8ba50_read_raw()
238 		mutex_unlock(&data->lock);  in stk8ba50_read_raw()
242 		*val2 = stk8ba50_scale_table[data->range].scale_val;  in stk8ba50_read_raw()
246 				[data->sample_rate_idx].samp_freq;  in stk8ba50_read_raw()
261 	struct stk8ba50_data *data = iio_priv(indio_dev);  in stk8ba50_write_raw()  local
276 		ret = i2c_smbus_write_byte_data(data->client,  in stk8ba50_write_raw()
280 			dev_err(&data->client->dev,  in stk8ba50_write_raw()
283 			data->range = index;  in stk8ba50_write_raw()
295 		ret = i2c_smbus_write_byte_data(data->client,  in stk8ba50_write_raw()
299 			dev_err(&data->client->dev,  in stk8ba50_write_raw()
302 			data->sample_rate_idx = index;  in stk8ba50_write_raw()
321 	struct stk8ba50_data *data = iio_priv(indio_dev);  in stk8ba50_trigger_handler()  local
324 	mutex_lock(&data->lock);  in stk8ba50_trigger_handler()
330 		ret = i2c_smbus_read_i2c_block_data(data->client,  in stk8ba50_trigger_handler()
333 						    (u8 *)data->buffer);  in stk8ba50_trigger_handler()
335 			dev_err(&data->client->dev, "register read failed\n");  in stk8ba50_trigger_handler()
341 			ret = stk8ba50_read_accel(data,  in stk8ba50_trigger_handler()
346 			data->buffer[i++] = ret;  in stk8ba50_trigger_handler()
349 	iio_push_to_buffers_with_timestamp(indio_dev, data->buffer,  in stk8ba50_trigger_handler()
352 	mutex_unlock(&data->lock);  in stk8ba50_trigger_handler()
361 	struct stk8ba50_data *data = iio_priv(indio_dev);  in stk8ba50_data_rdy_trig_poll()  local
363 	if (data->dready_trigger_on)  in stk8ba50_data_rdy_trig_poll()
364 		iio_trigger_poll(data->dready_trig);  in stk8ba50_data_rdy_trig_poll()
371 	struct stk8ba50_data *data = iio_priv(indio_dev);  in stk8ba50_buffer_preenable()  local
373 	return stk8ba50_set_power(data, STK8BA50_MODE_NORMAL);  in stk8ba50_buffer_preenable()
378 	struct stk8ba50_data *data = iio_priv(indio_dev);  in stk8ba50_buffer_postdisable()  local
380 	return stk8ba50_set_power(data, STK8BA50_MODE_SUSPEND);  in stk8ba50_buffer_postdisable()
395 	struct stk8ba50_data *data;  in stk8ba50_probe()  local
397 	indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*data));  in stk8ba50_probe()
403 	data = iio_priv(indio_dev);  in stk8ba50_probe()
404 	data->client = client;  in stk8ba50_probe()
406 	mutex_init(&data->lock);  in stk8ba50_probe()
424 	data->range = 0;  in stk8ba50_probe()
427 	data->sample_rate_idx = STK8BA50_SR_1792HZ_IDX;  in stk8ba50_probe()
457 		data->dready_trig = devm_iio_trigger_alloc(&client->dev,  in stk8ba50_probe()
461 		if (!data->dready_trig) {  in stk8ba50_probe()
466 		data->dready_trig->dev.parent = &client->dev;  in stk8ba50_probe()
467 		data->dready_trig->ops = &stk8ba50_trigger_ops;  in stk8ba50_probe()
468 		iio_trigger_set_drvdata(data->dready_trig, indio_dev);  in stk8ba50_probe()
469 		ret = iio_trigger_register(data->dready_trig);  in stk8ba50_probe()
496 	if (data->dready_trig)  in stk8ba50_probe()
497 		iio_trigger_unregister(data->dready_trig);  in stk8ba50_probe()
499 	stk8ba50_set_power(data, STK8BA50_MODE_SUSPEND);  in stk8ba50_probe()
506 	struct stk8ba50_data *data = iio_priv(indio_dev);  in stk8ba50_remove()  local
511 	if (data->dready_trig)  in stk8ba50_remove()
512 		iio_trigger_unregister(data->dready_trig);  in stk8ba50_remove()
514 	return stk8ba50_set_power(data, STK8BA50_MODE_SUSPEND);  in stk8ba50_remove()
520 	struct stk8ba50_data *data;  in stk8ba50_suspend()  local
522 	data = iio_priv(i2c_get_clientdata(to_i2c_client(dev)));  in stk8ba50_suspend()
524 	return stk8ba50_set_power(data, STK8BA50_MODE_SUSPEND);  in stk8ba50_suspend()
529 	struct stk8ba50_data *data;  in stk8ba50_resume()  local
531 	data = iio_priv(i2c_get_clientdata(to_i2c_client(dev)));  in stk8ba50_resume()
533 	return stk8ba50_set_power(data, STK8BA50_MODE_NORMAL);  in stk8ba50_resume()