Hi Lubomir.
> >
> > > + select BACKLIGHT_CLASS_DEVICE
> > Please use a depends - using select on a symbol with a prompt is always
> > wrong. Yeah, I know you then need to enable backlight to see this
> > driver. Sorry, but this is the best we can do now.
> > Many other drivers can cope with depends here.
>
> This results in a dependency loop:
>
> drivers/video/fbdev/Kconfig:12:error: recursive dependency detected!
> drivers/video/fbdev/Kconfig:12: symbol FB is selected by DRM_KMS_FB_HELPER
> drivers/gpu/drm/Kconfig:80: symbol DRM_KMS_FB_HELPER depends on
> DRM_KMS_HELPER
> drivers/gpu/drm/Kconfig:74: symbol DRM_KMS_HELPER is selected by
> DRM_HIMAX_HX8837
> drivers/gpu/drm/bridge/Kconfig:51: symbol DRM_HIMAX_HX8837 depends on
> BACKLIGHT_CLASS_DEVICE
> drivers/video/backlight/Kconfig:143: symbol BACKLIGHT_CLASS_DEVICE is
> selected by FB_BACKLIGHT
> drivers/video/fbdev/Kconfig:187: symbol FB_BACKLIGHT depends on FB
>
> Unfortunately I have no idea how to resolve it at the moment.
>
> I suppose I can look further into it if necessary. Or is it okay if I
> leave it at select BACKLIGHT_CLASS_DEVICE for now?
Sigh, leave it as a select then :-(
The "sigh" is not directed at you but the mess this
BACKLIGHT_CLASS_DEVICE is and the limitations of Kconfig.
Sam
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