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    Subject[PATCH 15/20] media: imx290: mark read reg function as __maybe_unused
    Date
    Such function is currently unused, but could be needed in the
    future. So, keep it, marking it as __maybe_unused, in order to
    avoid a clang W=1 error.

    Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
    ---

    To avoid mailbombing on a large number of people, only mailing lists were C/C on the cover.
    See [PATCH 00/20] at: https://lore.kernel.org/all/cover.1637781097.git.mchehab+huawei@kernel.org/

    drivers/media/i2c/imx290.c | 2 +-
    1 file changed, 1 insertion(+), 1 deletion(-)

    diff --git a/drivers/media/i2c/imx290.c b/drivers/media/i2c/imx290.c
    index bf7a6c37ca5d..caab830f8c72 100644
    --- a/drivers/media/i2c/imx290.c
    +++ b/drivers/media/i2c/imx290.c
    @@ -363,7 +363,7 @@ static inline struct imx290 *to_imx290(struct v4l2_subdev *_sd)
    return container_of(_sd, struct imx290, sd);
    }

    -static inline int imx290_read_reg(struct imx290 *imx290, u16 addr, u8 *value)
    +static inline int __maybe_unused imx290_read_reg(struct imx290 *imx290, u16 addr, u8 *value)
    {
    unsigned int regval;
    int ret;
    --
    2.33.1
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