Commit fbe0a89d authored by Laurent Pinchart's avatar Laurent Pinchart Committed by Sakari Ailus
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media: i2c: imx290: Print error code when I2C transfer fails 



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

Signed-off-by: default avatarLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: default avatarAlexander Stein <alexander.stein@ew.tq-group.com>
Signed-off-by: default avatarSakari Ailus <sakari.ailus@linux.intel.com>
parent 08878cbc

drivers/media/i2c/imx290.c

+4 −2
Original line number Diff line number Diff line
@@ -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;

	}