Mauro Carvalho Chehab 1804eba4eb media: imx290: mark read reg function as __always_unused ...

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>

2021-11-29 13:23:14 +01:00

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