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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 | /* * sound/ad1848_mixer.h * * Definitions for the mixer of AD1848 and compatible codecs. */ /* * Copyright (C) by Hannu Savolainen 1993-1996 * * USS/Lite for Linux is distributed under the GNU GENERAL PUBLIC LICENSE (GPL) * Version 2 (June 1991). See the "COPYING" file distributed with this software * for more info. */ /* * The AD1848 codec has generic input lines called Line, Aux1 and Aux2. * Soundcard manufacturers have connected actual inputs (CD, synth, line, * etc) to these inputs in different order. Therefore it's difficult * to assign mixer channels to to these inputs correctly. The following * contains two alternative mappings. The first one is for GUS MAX and * the second is just a generic one (line1, line2 and line3). * (Actually this is not a mapping but rather some kind of interleaving * solution). */ #define MODE1_REC_DEVICES (SOUND_MASK_LINE3 | SOUND_MASK_MIC | \ SOUND_MASK_LINE1|SOUND_MASK_IMIX) #define MODE1_MIXER_DEVICES (SOUND_MASK_LINE1 | SOUND_MASK_MIC | \ SOUND_MASK_LINE2 | \ SOUND_MASK_IGAIN | \ SOUND_MASK_PCM | SOUND_MASK_IMIX) #define MODE2_MIXER_DEVICES (SOUND_MASK_LINE1 | SOUND_MASK_LINE2 | SOUND_MASK_MIC | \ SOUND_MASK_LINE3 | SOUND_MASK_SPEAKER | \ SOUND_MASK_IGAIN | \ SOUND_MASK_PCM | SOUND_MASK_IMIX) #define MODE3_MIXER_DEVICES (MODE2_MIXER_DEVICES | SOUND_MASK_VOLUME) struct mixer_def { unsigned int regno: 7; unsigned int polarity:1; /* 0=normal, 1=reversed */ unsigned int bitpos:4; unsigned int nbits:4; }; static char mix_cvt[101] = { 0, 0,3,7,10,13,16,19,21,23,26,28,30,32,34,35,37,39,40,42, 43,45,46,47,49,50,51,52,53,55,56,57,58,59,60,61,62,63,64,65, 65,66,67,68,69,70,70,71,72,73,73,74,75,75,76,77,77,78,79,79, 80,81,81,82,82,83,84,84,85,85,86,86,87,87,88,88,89,89,90,90, 91,91,92,92,93,93,94,94,95,95,96,96,96,97,97,98,98,98,99,99, 100 }; typedef struct mixer_def mixer_ent; /* * Most of the mixer entries work in backwards. Setting the polarity field * makes them to work correctly. * * The channel numbering used by individual soundcards is not fixed. Some * cards have assigned different meanings for the AUX1, AUX2 and LINE inputs. * The current version doesn't try to compensate this. */ #define MIX_ENT(name, reg_l, pola_l, pos_l, len_l, reg_r, pola_r, pos_r, len_r) \ {{reg_l, pola_l, pos_l, len_l}, {reg_r, pola_r, pos_r, len_r}} mixer_ent mix_devices[32][2] = { MIX_ENT(SOUND_MIXER_VOLUME, 27, 1, 0, 4, 29, 1, 0, 4), MIX_ENT(SOUND_MIXER_BASS, 0, 0, 0, 0, 0, 0, 0, 0), MIX_ENT(SOUND_MIXER_TREBLE, 0, 0, 0, 0, 0, 0, 0, 0), MIX_ENT(SOUND_MIXER_SYNTH, 4, 1, 0, 5, 5, 1, 0, 5), MIX_ENT(SOUND_MIXER_PCM, 6, 1, 0, 6, 7, 1, 0, 6), MIX_ENT(SOUND_MIXER_SPEAKER, 26, 1, 0, 4, 0, 0, 0, 0), MIX_ENT(SOUND_MIXER_LINE, 18, 1, 0, 5, 19, 1, 0, 5), MIX_ENT(SOUND_MIXER_MIC, 0, 0, 5, 1, 1, 0, 5, 1), MIX_ENT(SOUND_MIXER_CD, 2, 1, 0, 5, 3, 1, 0, 5), MIX_ENT(SOUND_MIXER_IMIX, 13, 1, 2, 6, 0, 0, 0, 0), MIX_ENT(SOUND_MIXER_ALTPCM, 0, 0, 0, 0, 0, 0, 0, 0), MIX_ENT(SOUND_MIXER_RECLEV, 0, 0, 0, 0, 0, 0, 0, 0), MIX_ENT(SOUND_MIXER_IGAIN, 0, 0, 0, 4, 1, 0, 0, 4), MIX_ENT(SOUND_MIXER_OGAIN, 0, 0, 0, 0, 0, 0, 0, 0), MIX_ENT(SOUND_MIXER_LINE1, 2, 1, 0, 5, 3, 1, 0, 5), MIX_ENT(SOUND_MIXER_LINE2, 4, 1, 0, 5, 5, 1, 0, 5), MIX_ENT(SOUND_MIXER_LINE3, 18, 1, 0, 5, 19, 1, 0, 5) }; static unsigned short default_mixer_levels[SOUND_MIXER_NRDEVICES] = { 0x3232, /* Master Volume */ 0x3232, /* Bass */ 0x3232, /* Treble */ 0x4b4b, /* FM */ 0x3232, /* PCM */ 0x4b4b, /* PC Speaker */ 0x2020, /* Ext Line */ 0x1010, /* Mic */ 0x4b4b, /* CD */ 0x0000, /* Recording monitor */ 0x4b4b, /* SB PCM */ 0x4b4b, /* Recording level */ 0x4b4b, /* Input gain */ 0x4b4b, /* Output gain */ 0x4040, /* Line1 */ 0x4040, /* Line2 */ 0x1515 /* Line3 (usually line in)*/ }; #define LEFT_CHN 0 #define RIGHT_CHN 1 |