TIAG 493 drivers/media/tuners/m88rs6000t.c u32 RFG = 0, IFG = 0, BBG = 0, PGA2G = 0, TIAG = 0; TIAG 543 drivers/media/tuners/m88rs6000t.c TIAG = TIA_GC * TIA_GS; TIAG 550 drivers/media/tuners/m88rs6000t.c gain = RFG + IFG - TIAG + BBG + PGA2G;