Re: [PATCH v10 2/2] drm: add kms driver for loongson display controller

[Sui Jingfeng <15330273260@xxxxxx>]

Hi,

On 2023/4/4 22:10, Emil Velikov wrote:
> > --- /dev/null
> > +++ b/drivers/gpu/drm/loongson/lsdc_debugfs.c
> > +void lsdc_debugfs_init(struct drm_minor *minor)
> > +{
> > +#ifdef CONFIG_DEBUG_FS
> > +       drm_debugfs_create_files(lsdc_debugfs_list,
> > +                                ARRAY_SIZE(lsdc_debugfs_list),
> > +                                minor->debugfs_root,
> > +                                minor);
> > +#endif
> > +}
> Should probably build the file when debugfs is enabled and provide
> no-op stub in the header. See nouveau for an example.
It seem that the drm core already done this for us, are we really need 
those #ifdef guard anymore?

I remove all of the  #ifdef CONFIG_DEBUG_FS in my program and disable 
the debugfs option in menuconfig

my driver compile without any error.