[PATCH] iio: adc: ad9467: refine mismatch vs unknown chip-id messages

From: Alexandru Ardelean
Date: Wed Sep 16 2020 - 04:31:44 EST


We should probably print what the expected chip-ID is. We already have
that information available, based on the device specified via
device-tree.

Signed-off-by: Alexandru Ardelean <alexandru.ardelean@xxxxxxxxxx>
---
drivers/iio/adc/ad9467.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/iio/adc/ad9467.c b/drivers/iio/adc/ad9467.c
index 8a6682b567be..f068256cfca9 100644
--- a/drivers/iio/adc/ad9467.c
+++ b/drivers/iio/adc/ad9467.c
@@ -390,7 +390,8 @@ static int ad9467_probe(struct spi_device *spi)

id = ad9467_spi_read(spi, AN877_ADC_REG_CHIP_ID);
if (id != conv->chip_info->id) {
- dev_err(&spi->dev, "Unrecognized CHIP_ID 0x%X\n", id);
+ dev_err(&spi->dev, "Mismatch CHIP_ID, got 0x%X, expected 0x%X\n",
+ id, conv->chip_info->id);
return -ENODEV;
}

--
2.17.1