bdual             841 drivers/video/fbdev/via/lcd.c 	u8 bdithering = 0, bdual = 0;
bdual             844 drivers/video/fbdev/via/lcd.c 		bdual = BIT4;
bdual             848 drivers/video/fbdev/via/lcd.c 	viafb_write_reg_mask(CR88, VIACR, (bdithering | bdual), BIT4 + BIT0);