18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-or-later */ 28c2ecf20Sopenharmony_ci/* 38c2ecf20Sopenharmony_ci * Copyright (c) by James Courtier-Dutton <James@superbug.demon.co.uk> 48c2ecf20Sopenharmony_ci * Driver tina2 chips 58c2ecf20Sopenharmony_ci * Version: 0.1 68c2ecf20Sopenharmony_ci */ 78c2ecf20Sopenharmony_ci 88c2ecf20Sopenharmony_ci/********************************************************************************************************/ 98c2ecf20Sopenharmony_ci/* Audigy2 Tina2 (notebook) pointer-offset register set, accessed through the PTR2 and DATA2 registers */ 108c2ecf20Sopenharmony_ci/********************************************************************************************************/ 118c2ecf20Sopenharmony_ci 128c2ecf20Sopenharmony_ci#define TINA2_VOLUME 0x71 /* Attenuate playback volume to prevent distortion. */ 138c2ecf20Sopenharmony_ci /* The windows driver does not use this register, 148c2ecf20Sopenharmony_ci * so it must use some other attenuation method. 158c2ecf20Sopenharmony_ci * Without this, the output is 12dB too loud, 168c2ecf20Sopenharmony_ci * resulting in distortion. 178c2ecf20Sopenharmony_ci */ 188c2ecf20Sopenharmony_ci 19