TV_CTL
tv_ctl = intel_de_read(display, TV_CTL);
tv_ctl = intel_de_read(display, TV_CTL);
intel_de_write(display, TV_CTL, tv_ctl);
save_tv_ctl = tv_ctl = intel_de_read(display, TV_CTL);
intel_de_write(display, TV_CTL, tv_ctl);
intel_de_write(display, TV_CTL, save_tv_ctl);
intel_de_posting_read(display, TV_CTL);
if ((intel_de_read(display, TV_CTL) & TV_FUSE_STATE_MASK) == TV_FUSE_STATE_DISABLED)
u32 tmp = intel_de_read(display, TV_CTL);
intel_de_rmw(display, TV_CTL, 0, TV_ENC_ENABLE);
intel_de_rmw(display, TV_CTL, TV_ENC_ENABLE, 0);