* The flag should get set in 100us according to the HW team, but
         * use 1ms due to occasional timeouts observed with that.
         */
-       if (intel_wait_for_register_fw(&dev_priv->uncore,
-                                      BXT_PORT_CL1CM_DW0(phy),
-                                      PHY_RESERVED | PHY_POWER_GOOD,
-                                      PHY_POWER_GOOD,
-                                      1))
+       if (intel_de_wait_fw(dev_priv, BXT_PORT_CL1CM_DW0(phy),
+                            PHY_RESERVED | PHY_POWER_GOOD, PHY_POWER_GOOD, 1))
                drm_err(&dev_priv->drm, "timeout during PHY%d power on\n",
                        phy);
 
 
        }
 
        /* Wait for the keys to load (500us) */
-       ret = __intel_wait_for_register(&i915->uncore, HDCP_KEY_STATUS,
-                                       HDCP_KEY_LOAD_DONE, HDCP_KEY_LOAD_DONE,
-                                       10, 1, &val);
+       ret = intel_de_wait_custom(i915, HDCP_KEY_STATUS,
+                                  HDCP_KEY_LOAD_DONE, HDCP_KEY_LOAD_DONE,
+                                  10, 1, &val);
        if (ret)
                return ret;
        else if (!(val & HDCP_KEY_LOAD_STATUS))