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media: i2c: imx290: Print error code when I2C transfer fails

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Knowing why I2C transfers fail is useful for debugging. Extend the error
message to print the error code.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
This commit is contained in:
Laurent Pinchart
2022-10-16 09:15:06 +03:00
committed by Sakari Ailus
parent 08878cbc0c
commit fbe0a89dc7
1 changed files with 4 additions and 2 deletions
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6
drivers/media/i2c/imx290.c
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@@ -370,7 +370,8 @@ static inline int __always_unused imx290_read_reg(struct imx290 *imx290, u16 add
ret = regmap_read(imx290->regmap, addr, &regval);
if (ret) {
dev_err(imx290->dev, "I2C read failed for addr: %x\n", addr);
dev_err(imx290->dev, "Failed to read register 0x%04x: %d\n",
addr, ret);
return ret;
}
@@ -385,7 +386,8 @@ static int imx290_write_reg(struct imx290 *imx290, u16 addr, u8 value)
ret = regmap_write(imx290->regmap, addr, value);
if (ret) {
dev_err(imx290->dev, "I2C write failed for addr: %x\n", addr);
dev_err(imx290->dev, "Failed to write register 0x%04x: %d\n",
addr, ret);
return ret;
}