lgdt3306a_mpeg_tristate
ret = lgdt3306a_mpeg_tristate(state, 0); /* enable data bus */
return lgdt3306a_mpeg_tristate(state, acquire ? 0 : 1);
ret = lgdt3306a_mpeg_tristate(state, 1); /* disable data bus */
ret = lgdt3306a_mpeg_tristate(state, 1);