On Wed, Jan 31, 2018 at 12:19:24PM +0100, Hugues Fruchet wrote:
> Add an error trace in ov5640_read_reg() in case of i2c_transfer()
> failure.
>
> Signed-off-by: Hugues Fruchet <hugues.fruc...@st.com>
> ---
> drivers/media/i2c/ov5640.c | 5 ++++-
> 1 file changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/media/i2c/ov5640.c b/drivers/media/i2c/ov5640.c
> index 99a5902..882a7c3 100644
> --- a/drivers/media/i2c/ov5640.c
> +++ b/drivers/media/i2c/ov5640.c
> @@ -868,8 +868,11 @@ static int ov5640_read_reg(struct ov5640_dev *sensor,
> u16 reg, u8 *val)
> msg[1].len = 1;
>
> ret = i2c_transfer(client->adapter, msg, 2);
> - if (ret < 0)
> + if (ret < 0) {
> + v4l2_err(&sensor->sd, "%s: error: reg=%x\n",
The driver uses dev_ macros almost universally, how about doing the same
here?
> + __func__, reg);
> return ret;
> + }
>
> *val = buf[0];
> return 0;
> --
> 1.9.1
>
--
Sakari Ailus
e-mail: sakari.ai...@iki.fi
