TW5864_VLC_RD    1496 drivers/media/pci/tw5864/tw5864-video.c 	tw_writel(TW5864_VLC_RD, 0x1);
TW5864_VLC_RD    1501 drivers/media/pci/tw5864/tw5864-video.c 	tw_writel(TW5864_VLC_RD, 0x0);