On 10/14/2013 11:34 PM, Peter Meerwald wrote:
+/* Return the measurement value from the specified channel */
+static int hmc5843_read_measurement(struct hmc5843_data *data,
+ int idx, int *val)
+{
+ s32 result;
+ s16 values[3];
I'm currently trying to make iio pass `make C=2 CF=-D__CHECK_ENDIAN__`.
This should be __be16
+
+ mutex_lock(&data->lock);
+ result = hmc5843_wait_measurement(data);
+ if (result < 0) {
+ mutex_unlock(&data->lock);
+ return result;
+ }
+ result = i2c_smbus_read_i2c_block_data(data->client,
+ HMC5843_DATA_OUT_MSB_REGS, sizeof(values), (u8 *) values);
mutex_unlock(&data->lock);
if (result < 0)
return -EINVAL;
- *val = sign_extend32(result, 15);
+ *val = sign_extend32(be16_to_cpu(values[idx]), 15);
return IIO_VAL_INT;
}
[...]
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