107 	tpg->contrast = 128;  in tpg_init()
697 	if (tpg->brightness != 128 || tpg->contrast != 128 ||  in precalculate_color()
707 		y = (16 << 4) + ((y - (16 << 4)) * tpg->contrast) / 128;  in precalculate_color()
715 		cb = (128 << 4) + (tmp_cb * tpg->contrast * tpg->saturation) / (128 * 128);  in precalculate_color()
716 		cr = (128 << 4) + (tmp_cr * tpg->contrast * tpg->saturation) / (128 * 128);  in precalculate_color()
1278 	enum tpg_color contrast;  in tpg_precalculate_line()  local
1286 		contrast = TPG_COLOR_100_RED;  in tpg_precalculate_line()
1289 		contrast = TPG_COLOR_CSC_GREEN;  in tpg_precalculate_line()
1292 		contrast = TPG_COLOR_100_GREEN;  in tpg_precalculate_line()
1358 	gen_twopix(tpg, pix, contrast, 0);  in tpg_precalculate_line()
1359 	gen_twopix(tpg, pix, contrast, 1);  in tpg_precalculate_line()