[PATCH] backlight: corgi_lcd: fix missing prototype

[Daniel Thompson]

On Mon, Apr 17, 2023 at 11:02:13PM +0200, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd at arndb.de>
>
> The corgi_lcd_limit_intensity() function is called from platform
> and defined in a driver, but the driver does not see the declaration:
>
> drivers/video/backlight/corgi_lcd.c:434:6: error: no previous prototype for 'corgi_lcd_limit_intensity' [-Werror=missing-prototypes]
>   434 | void corgi_lcd_limit_intensity(int limit)
>
> Move the prototype into a header that can be included from both
> sides to shut up the warning.
>
> Signed-off-by: Arnd Bergmann <arnd at arndb.de>

Reviewed-by: Daniel Thompson <daniel.thompson at linaro.org>


Daniel.