max->fbc = ilk_fbc_wm_max();
 }
 
-static bool ilk_check_wm(int level,
-                        const struct hsw_wm_maximums *max,
-                        struct intel_wm_level *result)
+static bool ilk_validate_wm_level(int level,
+                                 const struct hsw_wm_maximums *max,
+                                 struct intel_wm_level *result)
 {
        bool ret;
 
        pipe_wm->linetime = hsw_compute_linetime_wm(dev, crtc);
 
        /* At least LP0 must be valid */
-       return ilk_check_wm(0, &max, &pipe_wm->wm[0]);
+       return ilk_validate_wm_level(0, &max, &pipe_wm->wm[0]);
 }
 
 /*
 
                ilk_merge_wm_level(dev, level, wm);
 
-               if (!ilk_check_wm(level, max, wm))
+               if (!ilk_validate_wm_level(level, max, wm))
                        break;
 
                /*