[PATCH v4 02/12] iio: frequency: adrf6780: use dev_err_probe

From: Antoniu Miclaus

Date: Fri Feb 27 2026 - 09:19:07 EST


Use dev_err_probe() consistently in the probe path to simplify error
handling and ensure deferred probes are logged correctly.

Signed-off-by: Antoniu Miclaus <antoniu.miclaus@xxxxxxxxxx>
---
drivers/iio/frequency/adrf6780.c | 25 +++++++++++--------------
1 file changed, 11 insertions(+), 14 deletions(-)

diff --git a/drivers/iio/frequency/adrf6780.c b/drivers/iio/frequency/adrf6780.c
index 1899995f7b20..257fd31a0b0e 100644
--- a/drivers/iio/frequency/adrf6780.c
+++ b/drivers/iio/frequency/adrf6780.c
@@ -346,23 +346,21 @@ static const struct iio_chan_spec adrf6780_channels[] = {
static int adrf6780_reset(struct adrf6780_state *st)
{
int ret;
- struct spi_device *spi = st->spi;
+ struct device *dev = &st->spi->dev;

ret = __adrf6780_spi_update_bits(st, ADRF6780_REG_CONTROL,
ADRF6780_SOFT_RESET_MSK,
FIELD_PREP(ADRF6780_SOFT_RESET_MSK, 1));
- if (ret) {
- dev_err(&spi->dev, "ADRF6780 SPI software reset failed.\n");
- return ret;
- }
+ if (ret)
+ return dev_err_probe(dev, ret,
+ "ADRF6780 SPI software reset failed.\n");

ret = __adrf6780_spi_update_bits(st, ADRF6780_REG_CONTROL,
ADRF6780_SOFT_RESET_MSK,
FIELD_PREP(ADRF6780_SOFT_RESET_MSK, 0));
- if (ret) {
- dev_err(&spi->dev, "ADRF6780 SPI software reset disable failed.\n");
- return ret;
- }
+ if (ret)
+ return dev_err_probe(dev, ret,
+ "ADRF6780 SPI software reset disable failed.\n");

return 0;
}
@@ -371,7 +369,7 @@ static int adrf6780_init(struct adrf6780_state *st)
{
int ret;
unsigned int chip_id, enable_reg, enable_reg_msk;
- struct spi_device *spi = st->spi;
+ struct device *dev = &st->spi->dev;

/* Perform a software reset */
ret = adrf6780_reset(st);
@@ -383,10 +381,9 @@ static int adrf6780_init(struct adrf6780_state *st)
return ret;

chip_id = FIELD_GET(ADRF6780_CHIP_ID_MSK, chip_id);
- if (chip_id != ADRF6780_CHIP_ID) {
- dev_err(&spi->dev, "ADRF6780 Invalid Chip ID.\n");
- return -EINVAL;
- }
+ if (chip_id != ADRF6780_CHIP_ID)
+ return dev_err_probe(dev, -EINVAL,
+ "ADRF6780 Invalid Chip ID.\n");

enable_reg_msk = ADRF6780_VGA_BUFFER_EN_MSK |
ADRF6780_DETECTOR_EN_MSK |
--
2.43.0