iio/pressure/hp206c.c

95 	int ret;
98 	ret = i2c_smbus_read_i2c_block_data(client, cmd, sizeof(values), values);
99 	if (ret < 0)
100 		return ret;
101 	if (ret != sizeof(values))
109 	int ret;
115 		ret = hp206c_read_reg(client, HP206C_REG_INT_SRC);
116 		if (ret < 0) {
117 			dev_err(&indio_dev->dev, "Failed READ_REG INT_SRC: %d\n", ret);
118 			return ret;
120 		if (ret & HP206C_FLAG_DEV_RDY)
145 	int ret;
149 	ret = i2c_smbus_write_byte(client, HP206C_CMD_SOFT_RST);
150 	if (ret) {
151 		dev_err(&client->dev, "Failed to reset device: %d\n", ret);
152 		return ret;
157 	ret = hp206c_wait_dev_rdy(indio_dev);
158 	if (ret) {
159 		dev_err(&client->dev, "Device not ready after soft reset: %d\n", ret);
160 		return ret;
163 	ret = hp206c_set_compensation(client, true);
164 	if (ret)
165 		dev_err(&client->dev, "Failed to enable compensation: %d\n", ret);
166 	return ret;
173 	int ret;
177 	ret = hp206c_wait_dev_rdy(indio_dev);
178 	if (ret < 0) {
179 		dev_err(&indio_dev->dev, "Device not ready: %d\n", ret);
180 		return ret;
183 	ret = i2c_smbus_write_byte(client, conv_cmd);
184 	if (ret < 0) {
185 		dev_err(&indio_dev->dev, "Failed convert: %d\n", ret);
186 		return ret;
191 	ret = hp206c_wait_dev_rdy(indio_dev);
192 	if (ret < 0) {
193 		dev_err(&indio_dev->dev, "Device not ready: %d\n", ret);
194 		return ret;
197 	ret = hp206c_read_20bit(client, read_cmd);
198 	if (ret < 0)
199 		dev_err(&indio_dev->dev, "Failed read: %d\n", ret);
201 	return ret;
208 	int ret;
220 			ret = IIO_VAL_INT;
225 			ret = IIO_VAL_INT;
228 			ret = -EINVAL;
239 			ret = hp206c_conv_and_read(indio_dev,
243 			if (ret >= 0) {
247 				*val = sign_extend32(ret, 19);
248 				ret = IIO_VAL_INT;
257 			ret = hp206c_conv_and_read(indio_dev,
261 			if (ret >= 0) {
262 				*val = ret;
263 				ret = IIO_VAL_INT;
267 			ret = -EINVAL;
276 			ret = IIO_VAL_INT_PLUS_MICRO;
282 			ret = IIO_VAL_INT_PLUS_MICRO;
285 			ret = -EINVAL;
290 		ret = -EINVAL;
294 	return ret;
301 	int ret = 0;
317 		ret = -EINVAL;
320 	return ret;
360 	int ret;
388 	ret = hp206c_soft_reset(indio_dev);
389 	if (ret) {
390 		dev_err(&client->dev, "Failed to reset on startup: %d\n", ret);