diff options
| author | Miquel Raynal <miquel.raynal@bootlin.com> | 2022-02-07 15:38:30 +0100 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2022-04-10 16:15:02 +0100 |
| commit | f8ac59f5379f05b2f43b891672a222da72e036f2 (patch) | |
| tree | 0fc84265ca6e72b1ebcd51e6c4bc8c61dc2371ec | |
| parent | f4d7f88339a5c31cf312cf31e3ed216351bfc5ae (diff) | |
| download | linux-f8ac59f5379f05b2f43b891672a222da72e036f2.tar.bz2 | |
iio: adc: stm32-dfsdm: Avoid dereferencing ->currentmode
This is an internal variable of the core, let's use the
iio_buffer_enabled() helper which is exported for the following purpose:
telling if the current mode is a buffered mode, which is precisely what
this driver looks for.
Cc: Olivier Moysan <olivier.moysan@foss.st.com>
Cc: Fabrice Gasnier <fabrice.gasnier@foss.st.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Reviewed-by: Fabrice Gasnier <fabrice.gasnier@foss.st.com>
Link: https://lore.kernel.org/r/20220207143840.707510-4-miquel.raynal@bootlin.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
| -rw-r--r-- | drivers/iio/adc/stm32-dfsdm-adc.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/iio/adc/stm32-dfsdm-adc.c b/drivers/iio/adc/stm32-dfsdm-adc.c index 9704cf0b9753..6d21ea84fa82 100644 --- a/drivers/iio/adc/stm32-dfsdm-adc.c +++ b/drivers/iio/adc/stm32-dfsdm-adc.c @@ -466,8 +466,7 @@ static int stm32_dfsdm_channels_configure(struct iio_dev *indio_dev, * In continuous mode, use fast mode configuration, * if it provides a better resolution. */ - if (adc->nconv == 1 && !trig && - (indio_dev->currentmode & INDIO_BUFFER_SOFTWARE)) { + if (adc->nconv == 1 && !trig && iio_buffer_enabled(indio_dev)) { if (fl->flo[1].res >= fl->flo[0].res) { fl->fast = 1; flo = &fl->flo[1]; @@ -562,7 +561,7 @@ static int stm32_dfsdm_filter_configure(struct iio_dev *indio_dev, cr1 = DFSDM_CR1_RCH(chan->channel); /* Continuous conversions triggered by SPI clk in buffer mode */ - if (indio_dev->currentmode & INDIO_BUFFER_SOFTWARE) + if (iio_buffer_enabled(indio_dev)) cr1 |= DFSDM_CR1_RCONT(1); cr1 |= DFSDM_CR1_RSYNC(fl->sync_mode); |