drm_fb_helper_fill_var
drm_fb_helper_fill_var(info, &rfbdev->helper, sizes->fb_width, sizes->fb_height);
EXPORT_SYMBOL(drm_fb_helper_fill_var);
drm_fb_helper_fill_var(fbi, fb_helper, sizes->fb_width, sizes->fb_height);
drm_fb_helper_fill_var(info, &ifbdev->helper, sizes->fb_width, sizes->fb_height);
void drm_fb_helper_fill_var(struct fb_info *info, struct drm_fb_helper *fb_helper,
drm_fb_helper_fill_var(info, &rfbdev->helper, sizes->fb_width, sizes->fb_height);