LPT_TRANSCONF
I915_WRITE(LPT_TRANSCONF, val);
LPT_TRANSCONF,
val = I915_READ(LPT_TRANSCONF);
I915_WRITE(LPT_TRANSCONF, val);
LPT_TRANSCONF, TRANS_STATE_ENABLE, 0,
(port == PORT_E) && I915_READ(LPT_TRANSCONF) & TRANS_ENABLE) {