111 	int error;  in grts_open()  local
114 	error = iio_channel_start_all_cb(st->iio_cb);  in grts_open()
115 	if (error) {  in grts_open()
117 		return error;  in grts_open()
155 	int error;  in grts_get_properties()  local
157 	error = grts_map_channel(st, dev, GRTS_CH_X, "x", false);  in grts_get_properties()
158 	if (error)  in grts_get_properties()
159 		return error;  in grts_get_properties()
161 	error = grts_map_channel(st, dev, GRTS_CH_Y, "y", false);  in grts_get_properties()
162 	if (error)  in grts_get_properties()
163 		return error;  in grts_get_properties()
166 	error = grts_map_channel(st, dev, GRTS_CH_PRESSURE, "pressure", true);  in grts_get_properties()
167 	if (error)  in grts_get_properties()
168 		return error;  in grts_get_properties()
176 	error = grts_map_channel(st, dev, GRTS_CH_Z1, "z1", true);  in grts_get_properties()
177 	if (error)  in grts_get_properties()
178 		return error;  in grts_get_properties()
184 	error = grts_map_channel(st, dev, GRTS_CH_Z2, "z2", true);  in grts_get_properties()
185 	if (error)  in grts_get_properties()
186 		return error;  in grts_get_properties()
188 	error = device_property_read_u32(dev,  in grts_get_properties()
191 	if (error) {  in grts_get_properties()
193 		return error;  in grts_get_properties()
205 	int error;  in grts_probe()  local
219 	error = grts_get_properties(st, dev);  in grts_probe()
220 	if (error) {  in grts_probe()
222 		return error;  in grts_probe()
226 		error = device_property_read_u32(dev,  in grts_probe()
229 		if (error) {  in grts_probe()
260 	error = input_register_device(input);  in grts_probe()
261 	if (error) {  in grts_probe()
263 		return error;  in grts_probe()
272 	error = devm_add_action_or_reset(dev, grts_disable, st->iio_cb);  in grts_probe()
273 	if (error) {  in grts_probe()
275 		return error;  in grts_probe()