sound/pci/emu10k1.c

96 #define GPR(x)		(EMU_FXGPREGBASE + (x))
1521 	/* GPR[0/1] = RCA S/PDIF[l/r] -- Master volume */
1527 	/* GPR[2] = GPR[0] (Left) / 2 + GPR[1] (Right) / 2 -- Central volume */
1531 	/* Headphones[l/r] = GPR[0/1] */
1537 	/* Analog Front[l/r] = GPR[0/1] */
1543 	/* Digital Front[l/r] = GPR[0/1] */
1550 	/* Analog Center = GPR[0] + GPR[2] */
1553 	/* Analog Sub = GPR[1] + GPR[2] */
1557 	/* Digital Center = GPR[0] + GPR[2] */
1560 	/* Digital Sub = GPR[1] + GPR[2] */
1565 	/* Analog Rear[l/r] = (GPR[0/1] * RearVolume[l/r]) >> 31 */
1566 	/*   RearVolume = GPR[0x10/0x11] (Will this ever be implemented?) */
1572 	/* Digital Rear[l/r] = (GPR[0/1] * RearVolume[l/r]) >> 31 */
1573 	/*   RearVolume = GPR[0x10/0x11] (Will this ever be implemented?) */
1583 	/* Analog Rear[l/r] = GPR[0/1] */
1589 	/* Digital Rear[l/r] = GPR[0/1] */
1666 	/* GPR[0/1] = FX * 4 + SPDIF-in */
1667 	emu_addefxop(sc, iMACINT0, GPR(0), EXTIN(EXTIN_SPDIF_CD_L),
1669 	emu_addefxop(sc, iMACINT0, GPR(1), EXTIN(EXTIN_SPDIF_CD_R),
1672 	/* GPR[0/1] += APS-input */
1673 	emu_addefxop(sc, iACC3, GPR(0), GPR(0), C_00000000,
1675 	emu_addefxop(sc, iACC3, GPR(1), GPR(1), C_00000000,
1678 	/* FrontOut (AC97) = GPR[0/1] */
1680 			C_00000000, GPR(0), &pc);
1682 			C_00000001, GPR(1), &pc);
1684 	/* GPR[2] = GPR[0] (Left) / 2 + GPR[1] (Right) / 2 -- Central volume */
1685 	emu_addefxop(sc, iINTERP, GPR(2), GPR(1), C_40000000, GPR(0), &pc);
1688 	/* RearOut = (GPR[0/1] * RearVolume) >> 31 */
1689 	/*   RearVolume = GPR[0x10/0x11] */
1691 			GPR(16), GPR(0), &pc);
1693 			GPR(17), GPR(1), &pc);
1699 	/* Rear[l/r] = GPR[0/1] */
1701 			C_00000000, GPR(0), &pc);
1703 			C_00000000, GPR(1), &pc);
1706 	/* TOS out[l/r] = GPR[0/1] */
1708 			C_00000000, GPR(0), &pc);
1710 			C_00000000, GPR(1), &pc);
1713 	/* Analog Center = GPR[0] + GPR[2] */
1715 			GPR(0), GPR(2), &pc);
1716 	/* Analog Sub = GPR[1] + GPR[2] */
1718 			GPR(1), GPR(2), &pc);
1719 	/* Digital Center = GPR[0] + GPR[2] */
1721 			GPR(0), GPR(2), &pc);
1722 	/* Digital Sub = GPR[1] + GPR[2] */
1724 			GPR(1), GPR(2), &pc);
1726 	/* Headphones[l/r] = GPR[0/1] */
1728 			C_00000000, GPR(0), &pc);
1730 			C_00000000, GPR(1), &pc);