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authorMarkus Burri <markus.burri@mt.com>2023-06-14 09:30:33 +0200
committerJonathan Cameron <Jonathan.Cameron@huawei.com>2023-07-15 17:53:38 +0100
commitf41f444334ea23ed071508f271109e2b6e878537 (patch)
tree6241eae6e20a5864f4c6eb9fbdaf7d9064d03bb0
parent478baae99c714a14de98e9387ffdd009633fdee7 (diff)
downloadiio-f41f444334ea23ed071508f271109e2b6e878537.tar.gz
iio: adi: ad7192: Add error check and more debug log
Print read and expected device ID as debug warning. Add error check for ad_sd_init() result. Reviewed-by: Nuno Sa <nuno.sa@analog.com> Signed-off-by: Markus Burri <markus.burri@mt.com> Link: https://lore.kernel.org/r/20230614073033.2497318-1-markus.burri@mt.com Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
-rw-r--r--drivers/iio/adc/ad7192.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/iio/adc/ad7192.c b/drivers/iio/adc/ad7192.c
index 5dcb257ad7545..e23d9a7dcc9ec 100644
--- a/drivers/iio/adc/ad7192.c
+++ b/drivers/iio/adc/ad7192.c
@@ -402,8 +402,8 @@ static int ad7192_setup(struct iio_dev *indio_dev, struct device_node *np)
id &= AD7192_ID_MASK;
if (id != st->chip_info->chip_id)
- dev_warn(&st->sd.spi->dev, "device ID query failed (0x%X)\n",
- id);
+ dev_warn(&st->sd.spi->dev, "device ID query failed (0x%X != 0x%X)\n",
+ id, st->chip_info->chip_id);
st->mode = AD7192_MODE_SEL(AD7192_MODE_IDLE) |
AD7192_MODE_CLKSRC(st->clock_sel) |
@@ -1031,7 +1031,9 @@ static int ad7192_probe(struct spi_device *spi)
else
indio_dev->info = &ad7192_info;
- ad_sd_init(&st->sd, indio_dev, spi, &ad7192_sigma_delta_info);
+ ret = ad_sd_init(&st->sd, indio_dev, spi, &ad7192_sigma_delta_info);
+ if (ret)
+ return ret;
ret = devm_ad_sd_setup_buffer_and_trigger(&spi->dev, indio_dev);
if (ret)