Re: [PATCH] drm/i2c/tda998x: mark symbol static where possible

On Saturday, October 22, 2016 5:14:42 PM CEST Baoyou Xie wrote:

We get 1 warning when building kernel with W=1: drivers/gpu/drm/i2c/tda998x_drv.c:1292:5: warning: no previous prototype for 'tda998x_audio_digital_mute' [-Wmissing-prototypes]

In fact, this function is only used in the file in which it is declared and don't need a declaration, but can be made static. So this patch marks this function with 'static'.

Signed-off-by: Baoyou Xie baoyou.xie@linaro.org

Reviewed-by: Arnd Bergmann arnd@arndb.de