mirror of
https://github.com/Ysurac/openmptcprouter.git
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39 lines
1.3 KiB
Diff
39 lines
1.3 KiB
Diff
From 5598686d713bbe89c46d65902ff632fd0bad468e Mon Sep 17 00:00:00 2001
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From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
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Date: Sun, 16 Oct 2022 09:15:06 +0300
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Subject: [PATCH] media: i2c: imx290: Print error code when I2C transfer fails
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Upstream commit fbe0a89dc7e3.
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Knowing why I2C transfers fail is useful for debugging. Extend the error
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message to print the error code.
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Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
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Reviewed-by: Alexander Stein <alexander.stein@ew.tq-group.com>
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Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
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---
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drivers/media/i2c/imx290.c | 6 ++++--
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1 file changed, 4 insertions(+), 2 deletions(-)
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--- a/drivers/media/i2c/imx290.c
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+++ b/drivers/media/i2c/imx290.c
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@@ -370,7 +370,8 @@ static inline int __always_unused imx290
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ret = regmap_read(imx290->regmap, addr, ®val);
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if (ret) {
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- dev_err(imx290->dev, "I2C read failed for addr: %x\n", addr);
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+ dev_err(imx290->dev, "Failed to read register 0x%04x: %d\n",
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+ addr, ret);
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return ret;
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}
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@@ -385,7 +386,8 @@ static int imx290_write_reg(struct imx29
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ret = regmap_write(imx290->regmap, addr, value);
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if (ret) {
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- dev_err(imx290->dev, "I2C write failed for addr: %x\n", addr);
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+ dev_err(imx290->dev, "Failed to write register 0x%04x: %d\n",
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+ addr, ret);
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return ret;
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}
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