On Sun, Feb 21, 2021 at 07:28:53PM -0800, Randy Dunlap wrote:
> Fix build errors when these functions are not defined.
>
> ../drivers/video/fbdev/aty/atyfb_base.c: In function 'aty_power_mgmt':
> ../drivers/video/fbdev/aty/atyfb_base.c:2002:7: error: implicit declaration of function 'aty_ld_lcd'; did you mean 'aty_ld_8'? [-Werror=implicit-function-declaration]
> 2002 | pm = aty_ld_lcd(POWER_MANAGEMENT, par);
> ../drivers/video/fbdev/aty/atyfb_base.c:2004:2: error: implicit declaration of function 'aty_st_lcd'; did you mean 'aty_st_8'? [-Werror=implicit-function-declaration]
> 2004 | aty_st_lcd(POWER_MANAGEMENT, pm, par);
> Signed-off-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
> Reported-by: kernel test robot <lkp@xxxxxxxxx>
> Cc: linux-fbdev@xxxxxxxxxxxxxxx
> Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
> Cc: Bartlomiej Zolnierkiewicz <b.zolnierkie@xxxxxxxxxxx>
> Cc: Sam Ravnborg <sam@xxxxxxxxxxxx>
> Cc: Daniel Vetter <daniel@xxxxxxxx>
> Cc: David Airlie <airlied@xxxxxxxx>
> Cc: Jani Nikula <jani.nikula@xxxxxxxxxxxxxxx>
> ---
> drivers/video/fbdev/aty/atyfb_base.c | 9 +++++++++
> 1 file changed, 9 insertions(+)
>
> --- linux-next-20210219.orig/drivers/video/fbdev/aty/atyfb_base.c
> +++ linux-next-20210219/drivers/video/fbdev/aty/atyfb_base.c
> @@ -175,6 +175,15 @@ u32 aty_ld_lcd(int index, const struct a
> return aty_ld_le32(LCD_DATA, par);
> }
> }
> +#else /* defined(CONFIG_PMAC_BACKLIGHT) || defined(CONFIG_FB_ATY_BACKLIGHT) \
> + defined(CONFIG_FB_ATY_GENERIC_LCD) */
A better fix would seem to be to include these functions if
CONFIG_PPC_PMAC is enabled. Otherwise the PM code will surely
not work correctly. Though I'm not sure if that PPC PM
code makes any sense w/o LCD/backlight support anyway.
> +void aty_st_lcd(int index, u32 val, const struct atyfb_par *par)
> +{ }
> +
> +u32 aty_ld_lcd(int index, const struct atyfb_par *par)
> +{
> + return 0;
> +}
> #endif /* defined(CONFIG_PMAC_BACKLIGHT) || defined (CONFIG_FB_ATY_GENERIC_LCD) */
>
> #ifdef CONFIG_FB_ATY_GENERIC_LCD
> _______________________________________________
> dri-devel mailing list
> dri-devel@xxxxxxxxxxxxxxxxxxxxx
> https://lists.freedesktop.org/mailman/listinfo/dri-devel
--
Ville Syrjälä
Intel
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