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media: imx290: mark read reg function as __always_unused

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Such function is currently unused, but could be needed in the
future. So, keep it, marking it as __always_unused, in order to
avoid a clang W=1 error.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Mauro Carvalho Chehab 2021-11-24 11:48:45 +00:00
parent 6c0adaf907
commit 1804eba4eb
1 changed files with 1 additions and 1 deletions
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2
drivers/media/i2c/imx290.c
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@ -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 __always_unused imx290_read_reg(struct imx290 *imx290, u16 addr, u8 *value)
{
unsigned int regval;
int ret;