8391526f79
* added documentation why and when we need the software based prescaler * implement audiohw_set_bass and audiohw_set_treble for mas35xx * clean up sound_set_bass and sound_set_treble * simplify some #ifdef logic * fix special handling of WM8751 - looking for tester :) git-svn-id: svn://svn.rockbox.org/rockbox/trunk@17274 a1c6a512-1295-4272-9138-f99709370657
40 lines
1.5 KiB
C
40 lines
1.5 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2005 by Dave Chapman
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*
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* All files in this archive are subject to the GNU General Public License.
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* See the file COPYING in the source tree root for full license agreement.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#ifndef _WM8985_H
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#define _WM8985_H
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/* volume/balance/treble/bass interdependency */
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#define VOLUME_MIN -570
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#define VOLUME_MAX 60
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#define AUDIOHW_CAPS (BASS_CAP | TREBLE_CAP)
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extern int tenthdb2master(int db);
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extern int tenthdb2mixer(int db);
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extern void audiohw_set_master_vol(int vol_l, int vol_r);
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extern void audiohw_set_lineout_vol(int vol_l, int vol_r);
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extern void audiohw_set_mixer_vol(int channel1, int channel2);
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extern void audiohw_set_bass_cutoff(int value);
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extern void audiohw_set_treble_cutoff(int value);
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extern void audiohw_set_nsorder(int order);
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extern void audiohw_set_sample_rate(int sampling_control);
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#endif /* _WM8985_H */
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