[PATCH 2/2] media: ov8856: suppress probe deferral errors

From: Johan Hovold
Date: Fri Apr 25 2025 - 08:55:54 EST


Probe deferral should not be logged as an error:

ov8856 24-0010: failed to get HW configuration: -517

Use dev_err_probe() for the clock lookup and drop the (mostly) redundant
dev_err() from sensor probe() to suppress it.

Note that errors during regulator lookup is already correctly logged
using dev_err_probe().

Fixes: 0c2c7a1e0d69 ("media: ov8856: Add devicetree support")
Signed-off-by: Johan Hovold <johan+linaro@xxxxxxxxxx>
---
drivers/media/i2c/ov8856.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/drivers/media/i2c/ov8856.c b/drivers/media/i2c/ov8856.c
index e6704d018248..4b6874d2a104 100644
--- a/drivers/media/i2c/ov8856.c
+++ b/drivers/media/i2c/ov8856.c
@@ -2276,8 +2276,8 @@ static int ov8856_get_hwcfg(struct ov8856 *ov8856, struct device *dev)
if (!is_acpi_node(fwnode)) {
ov8856->xvclk = devm_clk_get(dev, "xvclk");
if (IS_ERR(ov8856->xvclk)) {
- dev_err(dev, "could not get xvclk clock (%pe)\n",
- ov8856->xvclk);
+ dev_err_probe(dev, PTR_ERR(ov8856->xvclk),
+ "could not get xvclk clock\n");
return PTR_ERR(ov8856->xvclk);
}

@@ -2382,11 +2382,8 @@ static int ov8856_probe(struct i2c_client *client)
return -ENOMEM;

ret = ov8856_get_hwcfg(ov8856, &client->dev);
- if (ret) {
- dev_err(&client->dev, "failed to get HW configuration: %d",
- ret);
+ if (ret)
return ret;
- }

v4l2_i2c_subdev_init(&ov8856->sd, client, &ov8856_subdev_ops);

--
2.49.0