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First set of IIO fixes for the 4.9 cycle.

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* atlas chemical
   - Fix alignment of big endian values in a larger storage (by using the right
   size storage)
 * maxim thermocouple
   - Fix alignment of big endian values in larger (by using the correct
   sized storage).
 * sca3000
   - Handle unexpected mode values.
 * ti-adc081
   - Select IIO_TRIGGERED_BUFFER to avoid build errors
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Merge tag 'iio-fixes-for-4.9a' of git://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio into staging-linus

Jonathan writes:

First set of IIO fixes for the 4.9 cycle.

* atlas chemical
  - Fix alignment of big endian values in a larger storage (by using the right
  size storage)
* maxim thermocouple
  - Fix alignment of big endian values in larger (by using the correct
  sized storage).
* sca3000
  - Handle unexpected mode values.
* ti-adc081
  - Select IIO_TRIGGERED_BUFFER to avoid build errors
This commit is contained in:
Greg Kroah-Hartman 2016-10-24 10:50:13 +02:00
commit 8b77eb97f7
4 changed files with 17 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/iio/adc/Kconfig
View File

@ -437,6 +437,8 @@ config STX104
config TI_ADC081C
tristate "Texas Instruments ADC081C/ADC101C/ADC121C family"
depends on I2C
select IIO_BUFFER
select IIO_TRIGGERED_BUFFER
help
If you say yes here you get support for Texas Instruments ADC081C,
ADC101C and ADC121C ADC chips.

7
drivers/iio/chemical/atlas-ph-sensor.c
View File

@ -213,13 +213,14 @@ static int atlas_check_ec_calibration(struct atlas_data *data)
struct device *dev = &data->client->dev;
int ret;
unsigned int val;
__be16 rval;
ret = regmap_bulk_read(data->regmap, ATLAS_REG_EC_PROBE, &val, 2);
ret = regmap_bulk_read(data->regmap, ATLAS_REG_EC_PROBE, &rval, 2);
if (ret)
return ret;
dev_info(dev, "probe set to K = %d.%.2d", be16_to_cpu(val) / 100,
be16_to_cpu(val) % 100);
val = be16_to_cpu(rval);
dev_info(dev, "probe set to K = %d.%.2d", val / 100, val % 100);
ret = regmap_read(data->regmap, ATLAS_REG_EC_CALIB_STATUS, &val);
if (ret)

16
drivers/iio/temperature/maxim_thermocouple.c
View File

@ -123,22 +123,24 @@ static int maxim_thermocouple_read(struct maxim_thermocouple_data *data,
{
unsigned int storage_bytes = data->chip->read_size;
unsigned int shift = chan->scan_type.shift + (chan->address * 8);
unsigned int buf;
__be16 buf16;
__be32 buf32;
int ret;
ret = spi_read(data->spi, (void *) &buf, storage_bytes);
if (ret)
return ret;
switch (storage_bytes) {
case 2:
*val = be16_to_cpu(buf);
ret = spi_read(data->spi, (void *)&buf16, storage_bytes);
*val = be16_to_cpu(buf16);
break;
case 4:
*val = be32_to_cpu(buf);
ret = spi_read(data->spi, (void *)&buf32, storage_bytes);
*val = be32_to_cpu(buf32);
break;
}
if (ret)
return ret;
/* check to be sure this is a valid reading */
if (*val & data->chip->status_bit)
return -EINVAL;

2
drivers/staging/iio/accel/sca3000_core.c
View File

@ -468,6 +468,8 @@ static inline int __sca3000_get_base_freq(struct sca3000_state *st,
case SCA3000_MEAS_MODE_OP_2:
*base_freq = info->option_mode_2_freq;
break;
default:
ret = -EINVAL;
}
error_ret:
return ret;