drm_fb_helper_check_var 1301 drivers/gpu/drm/drm_fb_helper.c int drm_fb_helper_check_var(struct fb_var_screeninfo *var,
drm_fb_helper_check_var  326 include/drm/drm_fb_helper.h static inline int drm_fb_helper_check_var(struct fb_var_screeninfo *var,