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0001 // SPDX-License-Identifier: GPL-2.0-or-later
0002 /*
0003  * Driver for Digigram miXart soundcards
0004  *
0005  * mixer callbacks
0006  *
0007  * Copyright (c) 2003 by Digigram <alsa@digigram.com>
0008  */
0009 
0010 #include <linux/time.h>
0011 #include <linux/interrupt.h>
0012 #include <linux/init.h>
0013 #include <linux/mutex.h>
0014 
0015 #include <sound/core.h>
0016 #include "mixart.h"
0017 #include "mixart_core.h"
0018 #include "mixart_hwdep.h"
0019 #include <sound/control.h>
0020 #include <sound/tlv.h>
0021 #include "mixart_mixer.h"
0022 
0023 static const u32 mixart_analog_level[256] = {
0024     0xc2c00000,     /* [000] -96.0 dB */
0025     0xc2bf0000,     /* [001] -95.5 dB */
0026     0xc2be0000,     /* [002] -95.0 dB */
0027     0xc2bd0000,     /* [003] -94.5 dB */
0028     0xc2bc0000,     /* [004] -94.0 dB */
0029     0xc2bb0000,     /* [005] -93.5 dB */
0030     0xc2ba0000,     /* [006] -93.0 dB */
0031     0xc2b90000,     /* [007] -92.5 dB */
0032     0xc2b80000,     /* [008] -92.0 dB */
0033     0xc2b70000,     /* [009] -91.5 dB */
0034     0xc2b60000,     /* [010] -91.0 dB */
0035     0xc2b50000,     /* [011] -90.5 dB */
0036     0xc2b40000,     /* [012] -90.0 dB */
0037     0xc2b30000,     /* [013] -89.5 dB */
0038     0xc2b20000,     /* [014] -89.0 dB */
0039     0xc2b10000,     /* [015] -88.5 dB */
0040     0xc2b00000,     /* [016] -88.0 dB */
0041     0xc2af0000,     /* [017] -87.5 dB */
0042     0xc2ae0000,     /* [018] -87.0 dB */
0043     0xc2ad0000,     /* [019] -86.5 dB */
0044     0xc2ac0000,     /* [020] -86.0 dB */
0045     0xc2ab0000,     /* [021] -85.5 dB */
0046     0xc2aa0000,     /* [022] -85.0 dB */
0047     0xc2a90000,     /* [023] -84.5 dB */
0048     0xc2a80000,     /* [024] -84.0 dB */
0049     0xc2a70000,     /* [025] -83.5 dB */
0050     0xc2a60000,     /* [026] -83.0 dB */
0051     0xc2a50000,     /* [027] -82.5 dB */
0052     0xc2a40000,     /* [028] -82.0 dB */
0053     0xc2a30000,     /* [029] -81.5 dB */
0054     0xc2a20000,     /* [030] -81.0 dB */
0055     0xc2a10000,     /* [031] -80.5 dB */
0056     0xc2a00000,     /* [032] -80.0 dB */
0057     0xc29f0000,     /* [033] -79.5 dB */
0058     0xc29e0000,     /* [034] -79.0 dB */
0059     0xc29d0000,     /* [035] -78.5 dB */
0060     0xc29c0000,     /* [036] -78.0 dB */
0061     0xc29b0000,     /* [037] -77.5 dB */
0062     0xc29a0000,     /* [038] -77.0 dB */
0063     0xc2990000,     /* [039] -76.5 dB */
0064     0xc2980000,     /* [040] -76.0 dB */
0065     0xc2970000,     /* [041] -75.5 dB */
0066     0xc2960000,     /* [042] -75.0 dB */
0067     0xc2950000,     /* [043] -74.5 dB */
0068     0xc2940000,     /* [044] -74.0 dB */
0069     0xc2930000,     /* [045] -73.5 dB */
0070     0xc2920000,     /* [046] -73.0 dB */
0071     0xc2910000,     /* [047] -72.5 dB */
0072     0xc2900000,     /* [048] -72.0 dB */
0073     0xc28f0000,     /* [049] -71.5 dB */
0074     0xc28e0000,     /* [050] -71.0 dB */
0075     0xc28d0000,     /* [051] -70.5 dB */
0076     0xc28c0000,     /* [052] -70.0 dB */
0077     0xc28b0000,     /* [053] -69.5 dB */
0078     0xc28a0000,     /* [054] -69.0 dB */
0079     0xc2890000,     /* [055] -68.5 dB */
0080     0xc2880000,     /* [056] -68.0 dB */
0081     0xc2870000,     /* [057] -67.5 dB */
0082     0xc2860000,     /* [058] -67.0 dB */
0083     0xc2850000,     /* [059] -66.5 dB */
0084     0xc2840000,     /* [060] -66.0 dB */
0085     0xc2830000,     /* [061] -65.5 dB */
0086     0xc2820000,     /* [062] -65.0 dB */
0087     0xc2810000,     /* [063] -64.5 dB */
0088     0xc2800000,     /* [064] -64.0 dB */
0089     0xc27e0000,     /* [065] -63.5 dB */
0090     0xc27c0000,     /* [066] -63.0 dB */
0091     0xc27a0000,     /* [067] -62.5 dB */
0092     0xc2780000,     /* [068] -62.0 dB */
0093     0xc2760000,     /* [069] -61.5 dB */
0094     0xc2740000,     /* [070] -61.0 dB */
0095     0xc2720000,     /* [071] -60.5 dB */
0096     0xc2700000,     /* [072] -60.0 dB */
0097     0xc26e0000,     /* [073] -59.5 dB */
0098     0xc26c0000,     /* [074] -59.0 dB */
0099     0xc26a0000,     /* [075] -58.5 dB */
0100     0xc2680000,     /* [076] -58.0 dB */
0101     0xc2660000,     /* [077] -57.5 dB */
0102     0xc2640000,     /* [078] -57.0 dB */
0103     0xc2620000,     /* [079] -56.5 dB */
0104     0xc2600000,     /* [080] -56.0 dB */
0105     0xc25e0000,     /* [081] -55.5 dB */
0106     0xc25c0000,     /* [082] -55.0 dB */
0107     0xc25a0000,     /* [083] -54.5 dB */
0108     0xc2580000,     /* [084] -54.0 dB */
0109     0xc2560000,     /* [085] -53.5 dB */
0110     0xc2540000,     /* [086] -53.0 dB */
0111     0xc2520000,     /* [087] -52.5 dB */
0112     0xc2500000,     /* [088] -52.0 dB */
0113     0xc24e0000,     /* [089] -51.5 dB */
0114     0xc24c0000,     /* [090] -51.0 dB */
0115     0xc24a0000,     /* [091] -50.5 dB */
0116     0xc2480000,     /* [092] -50.0 dB */
0117     0xc2460000,     /* [093] -49.5 dB */
0118     0xc2440000,     /* [094] -49.0 dB */
0119     0xc2420000,     /* [095] -48.5 dB */
0120     0xc2400000,     /* [096] -48.0 dB */
0121     0xc23e0000,     /* [097] -47.5 dB */
0122     0xc23c0000,     /* [098] -47.0 dB */
0123     0xc23a0000,     /* [099] -46.5 dB */
0124     0xc2380000,     /* [100] -46.0 dB */
0125     0xc2360000,     /* [101] -45.5 dB */
0126     0xc2340000,     /* [102] -45.0 dB */
0127     0xc2320000,     /* [103] -44.5 dB */
0128     0xc2300000,     /* [104] -44.0 dB */
0129     0xc22e0000,     /* [105] -43.5 dB */
0130     0xc22c0000,     /* [106] -43.0 dB */
0131     0xc22a0000,     /* [107] -42.5 dB */
0132     0xc2280000,     /* [108] -42.0 dB */
0133     0xc2260000,     /* [109] -41.5 dB */
0134     0xc2240000,     /* [110] -41.0 dB */
0135     0xc2220000,     /* [111] -40.5 dB */
0136     0xc2200000,     /* [112] -40.0 dB */
0137     0xc21e0000,     /* [113] -39.5 dB */
0138     0xc21c0000,     /* [114] -39.0 dB */
0139     0xc21a0000,     /* [115] -38.5 dB */
0140     0xc2180000,     /* [116] -38.0 dB */
0141     0xc2160000,     /* [117] -37.5 dB */
0142     0xc2140000,     /* [118] -37.0 dB */
0143     0xc2120000,     /* [119] -36.5 dB */
0144     0xc2100000,     /* [120] -36.0 dB */
0145     0xc20e0000,     /* [121] -35.5 dB */
0146     0xc20c0000,     /* [122] -35.0 dB */
0147     0xc20a0000,     /* [123] -34.5 dB */
0148     0xc2080000,     /* [124] -34.0 dB */
0149     0xc2060000,     /* [125] -33.5 dB */
0150     0xc2040000,     /* [126] -33.0 dB */
0151     0xc2020000,     /* [127] -32.5 dB */
0152     0xc2000000,     /* [128] -32.0 dB */
0153     0xc1fc0000,     /* [129] -31.5 dB */
0154     0xc1f80000,     /* [130] -31.0 dB */
0155     0xc1f40000,     /* [131] -30.5 dB */
0156     0xc1f00000,     /* [132] -30.0 dB */
0157     0xc1ec0000,     /* [133] -29.5 dB */
0158     0xc1e80000,     /* [134] -29.0 dB */
0159     0xc1e40000,     /* [135] -28.5 dB */
0160     0xc1e00000,     /* [136] -28.0 dB */
0161     0xc1dc0000,     /* [137] -27.5 dB */
0162     0xc1d80000,     /* [138] -27.0 dB */
0163     0xc1d40000,     /* [139] -26.5 dB */
0164     0xc1d00000,     /* [140] -26.0 dB */
0165     0xc1cc0000,     /* [141] -25.5 dB */
0166     0xc1c80000,     /* [142] -25.0 dB */
0167     0xc1c40000,     /* [143] -24.5 dB */
0168     0xc1c00000,     /* [144] -24.0 dB */
0169     0xc1bc0000,     /* [145] -23.5 dB */
0170     0xc1b80000,     /* [146] -23.0 dB */
0171     0xc1b40000,     /* [147] -22.5 dB */
0172     0xc1b00000,     /* [148] -22.0 dB */
0173     0xc1ac0000,     /* [149] -21.5 dB */
0174     0xc1a80000,     /* [150] -21.0 dB */
0175     0xc1a40000,     /* [151] -20.5 dB */
0176     0xc1a00000,     /* [152] -20.0 dB */
0177     0xc19c0000,     /* [153] -19.5 dB */
0178     0xc1980000,     /* [154] -19.0 dB */
0179     0xc1940000,     /* [155] -18.5 dB */
0180     0xc1900000,     /* [156] -18.0 dB */
0181     0xc18c0000,     /* [157] -17.5 dB */
0182     0xc1880000,     /* [158] -17.0 dB */
0183     0xc1840000,     /* [159] -16.5 dB */
0184     0xc1800000,     /* [160] -16.0 dB */
0185     0xc1780000,     /* [161] -15.5 dB */
0186     0xc1700000,     /* [162] -15.0 dB */
0187     0xc1680000,     /* [163] -14.5 dB */
0188     0xc1600000,     /* [164] -14.0 dB */
0189     0xc1580000,     /* [165] -13.5 dB */
0190     0xc1500000,     /* [166] -13.0 dB */
0191     0xc1480000,     /* [167] -12.5 dB */
0192     0xc1400000,     /* [168] -12.0 dB */
0193     0xc1380000,     /* [169] -11.5 dB */
0194     0xc1300000,     /* [170] -11.0 dB */
0195     0xc1280000,     /* [171] -10.5 dB */
0196     0xc1200000,     /* [172] -10.0 dB */
0197     0xc1180000,     /* [173] -9.5 dB */
0198     0xc1100000,     /* [174] -9.0 dB */
0199     0xc1080000,     /* [175] -8.5 dB */
0200     0xc1000000,     /* [176] -8.0 dB */
0201     0xc0f00000,     /* [177] -7.5 dB */
0202     0xc0e00000,     /* [178] -7.0 dB */
0203     0xc0d00000,     /* [179] -6.5 dB */
0204     0xc0c00000,     /* [180] -6.0 dB */
0205     0xc0b00000,     /* [181] -5.5 dB */
0206     0xc0a00000,     /* [182] -5.0 dB */
0207     0xc0900000,     /* [183] -4.5 dB */
0208     0xc0800000,     /* [184] -4.0 dB */
0209     0xc0600000,     /* [185] -3.5 dB */
0210     0xc0400000,     /* [186] -3.0 dB */
0211     0xc0200000,     /* [187] -2.5 dB */
0212     0xc0000000,     /* [188] -2.0 dB */
0213     0xbfc00000,     /* [189] -1.5 dB */
0214     0xbf800000,     /* [190] -1.0 dB */
0215     0xbf000000,     /* [191] -0.5 dB */
0216     0x00000000,     /* [192] 0.0 dB */
0217     0x3f000000,     /* [193] 0.5 dB */
0218     0x3f800000,     /* [194] 1.0 dB */
0219     0x3fc00000,     /* [195] 1.5 dB */
0220     0x40000000,     /* [196] 2.0 dB */
0221     0x40200000,     /* [197] 2.5 dB */
0222     0x40400000,     /* [198] 3.0 dB */
0223     0x40600000,     /* [199] 3.5 dB */
0224     0x40800000,     /* [200] 4.0 dB */
0225     0x40900000,     /* [201] 4.5 dB */
0226     0x40a00000,     /* [202] 5.0 dB */
0227     0x40b00000,     /* [203] 5.5 dB */
0228     0x40c00000,     /* [204] 6.0 dB */
0229     0x40d00000,     /* [205] 6.5 dB */
0230     0x40e00000,     /* [206] 7.0 dB */
0231     0x40f00000,     /* [207] 7.5 dB */
0232     0x41000000,     /* [208] 8.0 dB */
0233     0x41080000,     /* [209] 8.5 dB */
0234     0x41100000,     /* [210] 9.0 dB */
0235     0x41180000,     /* [211] 9.5 dB */
0236     0x41200000,     /* [212] 10.0 dB */
0237     0x41280000,     /* [213] 10.5 dB */
0238     0x41300000,     /* [214] 11.0 dB */
0239     0x41380000,     /* [215] 11.5 dB */
0240     0x41400000,     /* [216] 12.0 dB */
0241     0x41480000,     /* [217] 12.5 dB */
0242     0x41500000,     /* [218] 13.0 dB */
0243     0x41580000,     /* [219] 13.5 dB */
0244     0x41600000,     /* [220] 14.0 dB */
0245     0x41680000,     /* [221] 14.5 dB */
0246     0x41700000,     /* [222] 15.0 dB */
0247     0x41780000,     /* [223] 15.5 dB */
0248     0x41800000,     /* [224] 16.0 dB */
0249     0x41840000,     /* [225] 16.5 dB */
0250     0x41880000,     /* [226] 17.0 dB */
0251     0x418c0000,     /* [227] 17.5 dB */
0252     0x41900000,     /* [228] 18.0 dB */
0253     0x41940000,     /* [229] 18.5 dB */
0254     0x41980000,     /* [230] 19.0 dB */
0255     0x419c0000,     /* [231] 19.5 dB */
0256     0x41a00000,     /* [232] 20.0 dB */
0257     0x41a40000,     /* [233] 20.5 dB */
0258     0x41a80000,     /* [234] 21.0 dB */
0259     0x41ac0000,     /* [235] 21.5 dB */
0260     0x41b00000,     /* [236] 22.0 dB */
0261     0x41b40000,     /* [237] 22.5 dB */
0262     0x41b80000,     /* [238] 23.0 dB */
0263     0x41bc0000,     /* [239] 23.5 dB */
0264     0x41c00000,     /* [240] 24.0 dB */
0265     0x41c40000,     /* [241] 24.5 dB */
0266     0x41c80000,     /* [242] 25.0 dB */
0267     0x41cc0000,     /* [243] 25.5 dB */
0268     0x41d00000,     /* [244] 26.0 dB */
0269     0x41d40000,     /* [245] 26.5 dB */
0270     0x41d80000,     /* [246] 27.0 dB */
0271     0x41dc0000,     /* [247] 27.5 dB */
0272     0x41e00000,     /* [248] 28.0 dB */
0273     0x41e40000,     /* [249] 28.5 dB */
0274     0x41e80000,     /* [250] 29.0 dB */
0275     0x41ec0000,     /* [251] 29.5 dB */
0276     0x41f00000,     /* [252] 30.0 dB */
0277     0x41f40000,     /* [253] 30.5 dB */
0278     0x41f80000,     /* [254] 31.0 dB */
0279     0x41fc0000,     /* [255] 31.5 dB */
0280 };
0281 
0282 #define MIXART_ANALOG_CAPTURE_LEVEL_MIN   0      /* -96.0 dB + 8.0 dB = -88.0 dB */
0283 #define MIXART_ANALOG_CAPTURE_LEVEL_MAX   255    /*  31.5 dB + 8.0 dB =  39.5 dB */
0284 #define MIXART_ANALOG_CAPTURE_ZERO_LEVEL  176    /*  -8.0 dB + 8.0 dB =  0.0 dB */
0285 
0286 #define MIXART_ANALOG_PLAYBACK_LEVEL_MIN  0      /* -96.0 dB + 1.5 dB = -94.5 dB (possible is down to (-114.0+1.5)dB) */
0287 #define MIXART_ANALOG_PLAYBACK_LEVEL_MAX  192    /*   0.0 dB + 1.5 dB =  1.5 dB */
0288 #define MIXART_ANALOG_PLAYBACK_ZERO_LEVEL 189    /*  -1.5 dB + 1.5 dB =  0.0 dB */
0289 
0290 static int mixart_update_analog_audio_level(struct snd_mixart* chip, int is_capture)
0291 {
0292     int i, err;
0293     struct mixart_msg request;
0294     struct mixart_io_level io_level;
0295     struct mixart_return_uid resp;
0296 
0297     memset(&io_level, 0, sizeof(io_level));
0298     io_level.channel = -1; /* left and right */
0299 
0300     for(i=0; i<2; i++) {
0301         if(is_capture) {
0302             io_level.level[i].analog_level = mixart_analog_level[chip->analog_capture_volume[i]];
0303         } else {
0304             if(chip->analog_playback_active[i])
0305                 io_level.level[i].analog_level = mixart_analog_level[chip->analog_playback_volume[i]];
0306             else
0307                 io_level.level[i].analog_level = mixart_analog_level[MIXART_ANALOG_PLAYBACK_LEVEL_MIN];
0308         }
0309     }
0310 
0311     if(is_capture)  request.uid = chip->uid_in_analog_physio;
0312     else        request.uid = chip->uid_out_analog_physio;
0313     request.message_id = MSG_PHYSICALIO_SET_LEVEL;
0314     request.data = &io_level;
0315     request.size = sizeof(io_level);
0316 
0317     err = snd_mixart_send_msg(chip->mgr, &request, sizeof(resp), &resp);
0318     if((err<0) || (resp.error_code)) {
0319         dev_dbg(chip->card->dev,
0320             "error MSG_PHYSICALIO_SET_LEVEL card(%d) is_capture(%d) error_code(%x)\n",
0321             chip->chip_idx, is_capture, resp.error_code);
0322         return -EINVAL;
0323     }
0324     return 0;
0325 }
0326 
0327 /*
0328  * analog level control
0329  */
0330 static int mixart_analog_vol_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
0331 {
0332     uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
0333     uinfo->count = 2;
0334     if(kcontrol->private_value == 0) {  /* playback */
0335         uinfo->value.integer.min = MIXART_ANALOG_PLAYBACK_LEVEL_MIN;  /* -96 dB */
0336         uinfo->value.integer.max = MIXART_ANALOG_PLAYBACK_LEVEL_MAX;  /* 0 dB */
0337     } else {                /* capture */
0338         uinfo->value.integer.min = MIXART_ANALOG_CAPTURE_LEVEL_MIN;   /* -96 dB */
0339         uinfo->value.integer.max = MIXART_ANALOG_CAPTURE_LEVEL_MAX;   /* 31.5 dB */
0340     }
0341     return 0;
0342 }
0343 
0344 static int mixart_analog_vol_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
0345 {
0346     struct snd_mixart *chip = snd_kcontrol_chip(kcontrol);
0347     mutex_lock(&chip->mgr->mixer_mutex);
0348     if(kcontrol->private_value == 0) {  /* playback */
0349         ucontrol->value.integer.value[0] = chip->analog_playback_volume[0];
0350         ucontrol->value.integer.value[1] = chip->analog_playback_volume[1];
0351     } else {                /* capture */
0352         ucontrol->value.integer.value[0] = chip->analog_capture_volume[0];
0353         ucontrol->value.integer.value[1] = chip->analog_capture_volume[1];
0354     }
0355     mutex_unlock(&chip->mgr->mixer_mutex);
0356     return 0;
0357 }
0358 
0359 static int mixart_analog_vol_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
0360 {
0361     struct snd_mixart *chip = snd_kcontrol_chip(kcontrol);
0362     int changed = 0;
0363     int is_capture, i;
0364 
0365     mutex_lock(&chip->mgr->mixer_mutex);
0366     is_capture = (kcontrol->private_value != 0);
0367     for (i = 0; i < 2; i++) {
0368         int new_volume = ucontrol->value.integer.value[i];
0369         int *stored_volume = is_capture ?
0370             &chip->analog_capture_volume[i] :
0371             &chip->analog_playback_volume[i];
0372         if (is_capture) {
0373             if (new_volume < MIXART_ANALOG_CAPTURE_LEVEL_MIN ||
0374                 new_volume > MIXART_ANALOG_CAPTURE_LEVEL_MAX)
0375                 continue;
0376         } else {
0377             if (new_volume < MIXART_ANALOG_PLAYBACK_LEVEL_MIN ||
0378                 new_volume > MIXART_ANALOG_PLAYBACK_LEVEL_MAX)
0379                 continue;
0380         }
0381         if (*stored_volume != new_volume) {
0382             *stored_volume = new_volume;
0383             changed = 1;
0384         }
0385     }
0386     if (changed)
0387         mixart_update_analog_audio_level(chip, is_capture);
0388     mutex_unlock(&chip->mgr->mixer_mutex);
0389     return changed;
0390 }
0391 
0392 static const DECLARE_TLV_DB_SCALE(db_scale_analog, -9600, 50, 0);
0393 
0394 static const struct snd_kcontrol_new mixart_control_analog_level = {
0395     .iface =    SNDRV_CTL_ELEM_IFACE_MIXER,
0396     .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
0397            SNDRV_CTL_ELEM_ACCESS_TLV_READ),
0398     /* name will be filled later */
0399     .info =     mixart_analog_vol_info,
0400     .get =      mixart_analog_vol_get,
0401     .put =      mixart_analog_vol_put,
0402     .tlv = { .p = db_scale_analog },
0403 };
0404 
0405 /* shared */
0406 #define mixart_sw_info      snd_ctl_boolean_stereo_info
0407 
0408 static int mixart_audio_sw_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
0409 {
0410     struct snd_mixart *chip = snd_kcontrol_chip(kcontrol);
0411 
0412     mutex_lock(&chip->mgr->mixer_mutex);
0413     ucontrol->value.integer.value[0] = chip->analog_playback_active[0];
0414     ucontrol->value.integer.value[1] = chip->analog_playback_active[1];
0415     mutex_unlock(&chip->mgr->mixer_mutex);
0416     return 0;
0417 }
0418 
0419 static int mixart_audio_sw_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
0420 {
0421     struct snd_mixart *chip = snd_kcontrol_chip(kcontrol);
0422     int i, changed = 0;
0423     mutex_lock(&chip->mgr->mixer_mutex);
0424     for (i = 0; i < 2; i++) {
0425         if (chip->analog_playback_active[i] !=
0426             ucontrol->value.integer.value[i]) {
0427             chip->analog_playback_active[i] =
0428                 !!ucontrol->value.integer.value[i];
0429             changed = 1;
0430         }
0431     }
0432     if (changed) /* update playback levels */
0433         mixart_update_analog_audio_level(chip, 0);
0434     mutex_unlock(&chip->mgr->mixer_mutex);
0435     return changed;
0436 }
0437 
0438 static const struct snd_kcontrol_new mixart_control_output_switch = {
0439     .iface =    SNDRV_CTL_ELEM_IFACE_MIXER,
0440     .name =         "Master Playback Switch",
0441     .info =         mixart_sw_info,     /* shared */
0442     .get =          mixart_audio_sw_get,
0443     .put =          mixart_audio_sw_put
0444 };
0445 
0446 static const u32 mixart_digital_level[256] = {
0447     0x00000000,     /* [000] = 0.00e+000 = mute if <= -109.5dB */
0448     0x366e1c7a,     /* [001] = 3.55e-006 = pow(10.0, 0.05 * -109.0dB) */
0449     0x367c3860,     /* [002] = 3.76e-006 = pow(10.0, 0.05 * -108.5dB) */
0450     0x36859525,     /* [003] = 3.98e-006 = pow(10.0, 0.05 * -108.0dB) */
0451     0x368d7f74,     /* [004] = 4.22e-006 = pow(10.0, 0.05 * -107.5dB) */
0452     0x3695e1d4,     /* [005] = 4.47e-006 = pow(10.0, 0.05 * -107.0dB) */
0453     0x369ec362,     /* [006] = 4.73e-006 = pow(10.0, 0.05 * -106.5dB) */
0454     0x36a82ba8,     /* [007] = 5.01e-006 = pow(10.0, 0.05 * -106.0dB) */
0455     0x36b222a0,     /* [008] = 5.31e-006 = pow(10.0, 0.05 * -105.5dB) */
0456     0x36bcb0c1,     /* [009] = 5.62e-006 = pow(10.0, 0.05 * -105.0dB) */
0457     0x36c7defd,     /* [010] = 5.96e-006 = pow(10.0, 0.05 * -104.5dB) */
0458     0x36d3b6d3,     /* [011] = 6.31e-006 = pow(10.0, 0.05 * -104.0dB) */
0459     0x36e0424e,     /* [012] = 6.68e-006 = pow(10.0, 0.05 * -103.5dB) */
0460     0x36ed8c14,     /* [013] = 7.08e-006 = pow(10.0, 0.05 * -103.0dB) */
0461     0x36fb9f6c,     /* [014] = 7.50e-006 = pow(10.0, 0.05 * -102.5dB) */
0462     0x37054423,     /* [015] = 7.94e-006 = pow(10.0, 0.05 * -102.0dB) */
0463     0x370d29a5,     /* [016] = 8.41e-006 = pow(10.0, 0.05 * -101.5dB) */
0464     0x371586f0,     /* [017] = 8.91e-006 = pow(10.0, 0.05 * -101.0dB) */
0465     0x371e631b,     /* [018] = 9.44e-006 = pow(10.0, 0.05 * -100.5dB) */
0466     0x3727c5ac,     /* [019] = 1.00e-005 = pow(10.0, 0.05 * -100.0dB) */
0467     0x3731b69a,     /* [020] = 1.06e-005 = pow(10.0, 0.05 * -99.5dB) */
0468     0x373c3e53,     /* [021] = 1.12e-005 = pow(10.0, 0.05 * -99.0dB) */
0469     0x374765c8,     /* [022] = 1.19e-005 = pow(10.0, 0.05 * -98.5dB) */
0470     0x3753366f,     /* [023] = 1.26e-005 = pow(10.0, 0.05 * -98.0dB) */
0471     0x375fba4f,     /* [024] = 1.33e-005 = pow(10.0, 0.05 * -97.5dB) */
0472     0x376cfc07,     /* [025] = 1.41e-005 = pow(10.0, 0.05 * -97.0dB) */
0473     0x377b06d5,     /* [026] = 1.50e-005 = pow(10.0, 0.05 * -96.5dB) */
0474     0x3784f352,     /* [027] = 1.58e-005 = pow(10.0, 0.05 * -96.0dB) */
0475     0x378cd40b,     /* [028] = 1.68e-005 = pow(10.0, 0.05 * -95.5dB) */
0476     0x37952c42,     /* [029] = 1.78e-005 = pow(10.0, 0.05 * -95.0dB) */
0477     0x379e030e,     /* [030] = 1.88e-005 = pow(10.0, 0.05 * -94.5dB) */
0478     0x37a75fef,     /* [031] = 2.00e-005 = pow(10.0, 0.05 * -94.0dB) */
0479     0x37b14ad5,     /* [032] = 2.11e-005 = pow(10.0, 0.05 * -93.5dB) */
0480     0x37bbcc2c,     /* [033] = 2.24e-005 = pow(10.0, 0.05 * -93.0dB) */
0481     0x37c6ecdd,     /* [034] = 2.37e-005 = pow(10.0, 0.05 * -92.5dB) */
0482     0x37d2b65a,     /* [035] = 2.51e-005 = pow(10.0, 0.05 * -92.0dB) */
0483     0x37df32a3,     /* [036] = 2.66e-005 = pow(10.0, 0.05 * -91.5dB) */
0484     0x37ec6c50,     /* [037] = 2.82e-005 = pow(10.0, 0.05 * -91.0dB) */
0485     0x37fa6e9b,     /* [038] = 2.99e-005 = pow(10.0, 0.05 * -90.5dB) */
0486     0x3804a2b3,     /* [039] = 3.16e-005 = pow(10.0, 0.05 * -90.0dB) */
0487     0x380c7ea4,     /* [040] = 3.35e-005 = pow(10.0, 0.05 * -89.5dB) */
0488     0x3814d1cc,     /* [041] = 3.55e-005 = pow(10.0, 0.05 * -89.0dB) */
0489     0x381da33c,     /* [042] = 3.76e-005 = pow(10.0, 0.05 * -88.5dB) */
0490     0x3826fa6f,     /* [043] = 3.98e-005 = pow(10.0, 0.05 * -88.0dB) */
0491     0x3830df51,     /* [044] = 4.22e-005 = pow(10.0, 0.05 * -87.5dB) */
0492     0x383b5a49,     /* [045] = 4.47e-005 = pow(10.0, 0.05 * -87.0dB) */
0493     0x3846743b,     /* [046] = 4.73e-005 = pow(10.0, 0.05 * -86.5dB) */
0494     0x38523692,     /* [047] = 5.01e-005 = pow(10.0, 0.05 * -86.0dB) */
0495     0x385eab48,     /* [048] = 5.31e-005 = pow(10.0, 0.05 * -85.5dB) */
0496     0x386bdcf1,     /* [049] = 5.62e-005 = pow(10.0, 0.05 * -85.0dB) */
0497     0x3879d6bc,     /* [050] = 5.96e-005 = pow(10.0, 0.05 * -84.5dB) */
0498     0x38845244,     /* [051] = 6.31e-005 = pow(10.0, 0.05 * -84.0dB) */
0499     0x388c2971,     /* [052] = 6.68e-005 = pow(10.0, 0.05 * -83.5dB) */
0500     0x3894778d,     /* [053] = 7.08e-005 = pow(10.0, 0.05 * -83.0dB) */
0501     0x389d43a4,     /* [054] = 7.50e-005 = pow(10.0, 0.05 * -82.5dB) */
0502     0x38a6952c,     /* [055] = 7.94e-005 = pow(10.0, 0.05 * -82.0dB) */
0503     0x38b0740f,     /* [056] = 8.41e-005 = pow(10.0, 0.05 * -81.5dB) */
0504     0x38bae8ac,     /* [057] = 8.91e-005 = pow(10.0, 0.05 * -81.0dB) */
0505     0x38c5fbe2,     /* [058] = 9.44e-005 = pow(10.0, 0.05 * -80.5dB) */
0506     0x38d1b717,     /* [059] = 1.00e-004 = pow(10.0, 0.05 * -80.0dB) */
0507     0x38de2440,     /* [060] = 1.06e-004 = pow(10.0, 0.05 * -79.5dB) */
0508     0x38eb4de8,     /* [061] = 1.12e-004 = pow(10.0, 0.05 * -79.0dB) */
0509     0x38f93f3a,     /* [062] = 1.19e-004 = pow(10.0, 0.05 * -78.5dB) */
0510     0x39040206,     /* [063] = 1.26e-004 = pow(10.0, 0.05 * -78.0dB) */
0511     0x390bd472,     /* [064] = 1.33e-004 = pow(10.0, 0.05 * -77.5dB) */
0512     0x39141d84,     /* [065] = 1.41e-004 = pow(10.0, 0.05 * -77.0dB) */
0513     0x391ce445,     /* [066] = 1.50e-004 = pow(10.0, 0.05 * -76.5dB) */
0514     0x39263027,     /* [067] = 1.58e-004 = pow(10.0, 0.05 * -76.0dB) */
0515     0x3930090d,     /* [068] = 1.68e-004 = pow(10.0, 0.05 * -75.5dB) */
0516     0x393a7753,     /* [069] = 1.78e-004 = pow(10.0, 0.05 * -75.0dB) */
0517     0x394583d2,     /* [070] = 1.88e-004 = pow(10.0, 0.05 * -74.5dB) */
0518     0x395137ea,     /* [071] = 2.00e-004 = pow(10.0, 0.05 * -74.0dB) */
0519     0x395d9d8a,     /* [072] = 2.11e-004 = pow(10.0, 0.05 * -73.5dB) */
0520     0x396abf37,     /* [073] = 2.24e-004 = pow(10.0, 0.05 * -73.0dB) */
0521     0x3978a814,     /* [074] = 2.37e-004 = pow(10.0, 0.05 * -72.5dB) */
0522     0x3983b1f8,     /* [075] = 2.51e-004 = pow(10.0, 0.05 * -72.0dB) */
0523     0x398b7fa6,     /* [076] = 2.66e-004 = pow(10.0, 0.05 * -71.5dB) */
0524     0x3993c3b2,     /* [077] = 2.82e-004 = pow(10.0, 0.05 * -71.0dB) */
0525     0x399c8521,     /* [078] = 2.99e-004 = pow(10.0, 0.05 * -70.5dB) */
0526     0x39a5cb5f,     /* [079] = 3.16e-004 = pow(10.0, 0.05 * -70.0dB) */
0527     0x39af9e4d,     /* [080] = 3.35e-004 = pow(10.0, 0.05 * -69.5dB) */
0528     0x39ba063f,     /* [081] = 3.55e-004 = pow(10.0, 0.05 * -69.0dB) */
0529     0x39c50c0b,     /* [082] = 3.76e-004 = pow(10.0, 0.05 * -68.5dB) */
0530     0x39d0b90a,     /* [083] = 3.98e-004 = pow(10.0, 0.05 * -68.0dB) */
0531     0x39dd1726,     /* [084] = 4.22e-004 = pow(10.0, 0.05 * -67.5dB) */
0532     0x39ea30db,     /* [085] = 4.47e-004 = pow(10.0, 0.05 * -67.0dB) */
0533     0x39f81149,     /* [086] = 4.73e-004 = pow(10.0, 0.05 * -66.5dB) */
0534     0x3a03621b,     /* [087] = 5.01e-004 = pow(10.0, 0.05 * -66.0dB) */
0535     0x3a0b2b0d,     /* [088] = 5.31e-004 = pow(10.0, 0.05 * -65.5dB) */
0536     0x3a136a16,     /* [089] = 5.62e-004 = pow(10.0, 0.05 * -65.0dB) */
0537     0x3a1c2636,     /* [090] = 5.96e-004 = pow(10.0, 0.05 * -64.5dB) */
0538     0x3a2566d5,     /* [091] = 6.31e-004 = pow(10.0, 0.05 * -64.0dB) */
0539     0x3a2f33cd,     /* [092] = 6.68e-004 = pow(10.0, 0.05 * -63.5dB) */
0540     0x3a399570,     /* [093] = 7.08e-004 = pow(10.0, 0.05 * -63.0dB) */
0541     0x3a44948c,     /* [094] = 7.50e-004 = pow(10.0, 0.05 * -62.5dB) */
0542     0x3a503a77,     /* [095] = 7.94e-004 = pow(10.0, 0.05 * -62.0dB) */
0543     0x3a5c9112,     /* [096] = 8.41e-004 = pow(10.0, 0.05 * -61.5dB) */
0544     0x3a69a2d7,     /* [097] = 8.91e-004 = pow(10.0, 0.05 * -61.0dB) */
0545     0x3a777ada,     /* [098] = 9.44e-004 = pow(10.0, 0.05 * -60.5dB) */
0546     0x3a83126f,     /* [099] = 1.00e-003 = pow(10.0, 0.05 * -60.0dB) */
0547     0x3a8ad6a8,     /* [100] = 1.06e-003 = pow(10.0, 0.05 * -59.5dB) */
0548     0x3a9310b1,     /* [101] = 1.12e-003 = pow(10.0, 0.05 * -59.0dB) */
0549     0x3a9bc784,     /* [102] = 1.19e-003 = pow(10.0, 0.05 * -58.5dB) */
0550     0x3aa50287,     /* [103] = 1.26e-003 = pow(10.0, 0.05 * -58.0dB) */
0551     0x3aaec98e,     /* [104] = 1.33e-003 = pow(10.0, 0.05 * -57.5dB) */
0552     0x3ab924e5,     /* [105] = 1.41e-003 = pow(10.0, 0.05 * -57.0dB) */
0553     0x3ac41d56,     /* [106] = 1.50e-003 = pow(10.0, 0.05 * -56.5dB) */
0554     0x3acfbc31,     /* [107] = 1.58e-003 = pow(10.0, 0.05 * -56.0dB) */
0555     0x3adc0b51,     /* [108] = 1.68e-003 = pow(10.0, 0.05 * -55.5dB) */
0556     0x3ae91528,     /* [109] = 1.78e-003 = pow(10.0, 0.05 * -55.0dB) */
0557     0x3af6e4c6,     /* [110] = 1.88e-003 = pow(10.0, 0.05 * -54.5dB) */
0558     0x3b02c2f2,     /* [111] = 2.00e-003 = pow(10.0, 0.05 * -54.0dB) */
0559     0x3b0a8276,     /* [112] = 2.11e-003 = pow(10.0, 0.05 * -53.5dB) */
0560     0x3b12b782,     /* [113] = 2.24e-003 = pow(10.0, 0.05 * -53.0dB) */
0561     0x3b1b690d,     /* [114] = 2.37e-003 = pow(10.0, 0.05 * -52.5dB) */
0562     0x3b249e76,     /* [115] = 2.51e-003 = pow(10.0, 0.05 * -52.0dB) */
0563     0x3b2e5f8f,     /* [116] = 2.66e-003 = pow(10.0, 0.05 * -51.5dB) */
0564     0x3b38b49f,     /* [117] = 2.82e-003 = pow(10.0, 0.05 * -51.0dB) */
0565     0x3b43a669,     /* [118] = 2.99e-003 = pow(10.0, 0.05 * -50.5dB) */
0566     0x3b4f3e37,     /* [119] = 3.16e-003 = pow(10.0, 0.05 * -50.0dB) */
0567     0x3b5b85e0,     /* [120] = 3.35e-003 = pow(10.0, 0.05 * -49.5dB) */
0568     0x3b6887cf,     /* [121] = 3.55e-003 = pow(10.0, 0.05 * -49.0dB) */
0569     0x3b764f0e,     /* [122] = 3.76e-003 = pow(10.0, 0.05 * -48.5dB) */
0570     0x3b8273a6,     /* [123] = 3.98e-003 = pow(10.0, 0.05 * -48.0dB) */
0571     0x3b8a2e77,     /* [124] = 4.22e-003 = pow(10.0, 0.05 * -47.5dB) */
0572     0x3b925e89,     /* [125] = 4.47e-003 = pow(10.0, 0.05 * -47.0dB) */
0573     0x3b9b0ace,     /* [126] = 4.73e-003 = pow(10.0, 0.05 * -46.5dB) */
0574     0x3ba43aa2,     /* [127] = 5.01e-003 = pow(10.0, 0.05 * -46.0dB) */
0575     0x3badf5d1,     /* [128] = 5.31e-003 = pow(10.0, 0.05 * -45.5dB) */
0576     0x3bb8449c,     /* [129] = 5.62e-003 = pow(10.0, 0.05 * -45.0dB) */
0577     0x3bc32fc3,     /* [130] = 5.96e-003 = pow(10.0, 0.05 * -44.5dB) */
0578     0x3bcec08a,     /* [131] = 6.31e-003 = pow(10.0, 0.05 * -44.0dB) */
0579     0x3bdb00c0,     /* [132] = 6.68e-003 = pow(10.0, 0.05 * -43.5dB) */
0580     0x3be7facc,     /* [133] = 7.08e-003 = pow(10.0, 0.05 * -43.0dB) */
0581     0x3bf5b9b0,     /* [134] = 7.50e-003 = pow(10.0, 0.05 * -42.5dB) */
0582     0x3c02248a,     /* [135] = 7.94e-003 = pow(10.0, 0.05 * -42.0dB) */
0583     0x3c09daac,     /* [136] = 8.41e-003 = pow(10.0, 0.05 * -41.5dB) */
0584     0x3c1205c6,     /* [137] = 8.91e-003 = pow(10.0, 0.05 * -41.0dB) */
0585     0x3c1aacc8,     /* [138] = 9.44e-003 = pow(10.0, 0.05 * -40.5dB) */
0586     0x3c23d70a,     /* [139] = 1.00e-002 = pow(10.0, 0.05 * -40.0dB) */
0587     0x3c2d8c52,     /* [140] = 1.06e-002 = pow(10.0, 0.05 * -39.5dB) */
0588     0x3c37d4dd,     /* [141] = 1.12e-002 = pow(10.0, 0.05 * -39.0dB) */
0589     0x3c42b965,     /* [142] = 1.19e-002 = pow(10.0, 0.05 * -38.5dB) */
0590     0x3c4e4329,     /* [143] = 1.26e-002 = pow(10.0, 0.05 * -38.0dB) */
0591     0x3c5a7bf1,     /* [144] = 1.33e-002 = pow(10.0, 0.05 * -37.5dB) */
0592     0x3c676e1e,     /* [145] = 1.41e-002 = pow(10.0, 0.05 * -37.0dB) */
0593     0x3c7524ac,     /* [146] = 1.50e-002 = pow(10.0, 0.05 * -36.5dB) */
0594     0x3c81d59f,     /* [147] = 1.58e-002 = pow(10.0, 0.05 * -36.0dB) */
0595     0x3c898712,     /* [148] = 1.68e-002 = pow(10.0, 0.05 * -35.5dB) */
0596     0x3c91ad39,     /* [149] = 1.78e-002 = pow(10.0, 0.05 * -35.0dB) */
0597     0x3c9a4efc,     /* [150] = 1.88e-002 = pow(10.0, 0.05 * -34.5dB) */
0598     0x3ca373af,     /* [151] = 2.00e-002 = pow(10.0, 0.05 * -34.0dB) */
0599     0x3cad2314,     /* [152] = 2.11e-002 = pow(10.0, 0.05 * -33.5dB) */
0600     0x3cb76563,     /* [153] = 2.24e-002 = pow(10.0, 0.05 * -33.0dB) */
0601     0x3cc24350,     /* [154] = 2.37e-002 = pow(10.0, 0.05 * -32.5dB) */
0602     0x3ccdc614,     /* [155] = 2.51e-002 = pow(10.0, 0.05 * -32.0dB) */
0603     0x3cd9f773,     /* [156] = 2.66e-002 = pow(10.0, 0.05 * -31.5dB) */
0604     0x3ce6e1c6,     /* [157] = 2.82e-002 = pow(10.0, 0.05 * -31.0dB) */
0605     0x3cf49003,     /* [158] = 2.99e-002 = pow(10.0, 0.05 * -30.5dB) */
0606     0x3d0186e2,     /* [159] = 3.16e-002 = pow(10.0, 0.05 * -30.0dB) */
0607     0x3d0933ac,     /* [160] = 3.35e-002 = pow(10.0, 0.05 * -29.5dB) */
0608     0x3d1154e1,     /* [161] = 3.55e-002 = pow(10.0, 0.05 * -29.0dB) */
0609     0x3d19f169,     /* [162] = 3.76e-002 = pow(10.0, 0.05 * -28.5dB) */
0610     0x3d231090,     /* [163] = 3.98e-002 = pow(10.0, 0.05 * -28.0dB) */
0611     0x3d2cba15,     /* [164] = 4.22e-002 = pow(10.0, 0.05 * -27.5dB) */
0612     0x3d36f62b,     /* [165] = 4.47e-002 = pow(10.0, 0.05 * -27.0dB) */
0613     0x3d41cd81,     /* [166] = 4.73e-002 = pow(10.0, 0.05 * -26.5dB) */
0614     0x3d4d494a,     /* [167] = 5.01e-002 = pow(10.0, 0.05 * -26.0dB) */
0615     0x3d597345,     /* [168] = 5.31e-002 = pow(10.0, 0.05 * -25.5dB) */
0616     0x3d6655c3,     /* [169] = 5.62e-002 = pow(10.0, 0.05 * -25.0dB) */
0617     0x3d73fbb4,     /* [170] = 5.96e-002 = pow(10.0, 0.05 * -24.5dB) */
0618     0x3d813856,     /* [171] = 6.31e-002 = pow(10.0, 0.05 * -24.0dB) */
0619     0x3d88e078,     /* [172] = 6.68e-002 = pow(10.0, 0.05 * -23.5dB) */
0620     0x3d90fcbf,     /* [173] = 7.08e-002 = pow(10.0, 0.05 * -23.0dB) */
0621     0x3d99940e,     /* [174] = 7.50e-002 = pow(10.0, 0.05 * -22.5dB) */
0622     0x3da2adad,     /* [175] = 7.94e-002 = pow(10.0, 0.05 * -22.0dB) */
0623     0x3dac5156,     /* [176] = 8.41e-002 = pow(10.0, 0.05 * -21.5dB) */
0624     0x3db68738,     /* [177] = 8.91e-002 = pow(10.0, 0.05 * -21.0dB) */
0625     0x3dc157fb,     /* [178] = 9.44e-002 = pow(10.0, 0.05 * -20.5dB) */
0626     0x3dcccccd,     /* [179] = 1.00e-001 = pow(10.0, 0.05 * -20.0dB) */
0627     0x3dd8ef67,     /* [180] = 1.06e-001 = pow(10.0, 0.05 * -19.5dB) */
0628     0x3de5ca15,     /* [181] = 1.12e-001 = pow(10.0, 0.05 * -19.0dB) */
0629     0x3df367bf,     /* [182] = 1.19e-001 = pow(10.0, 0.05 * -18.5dB) */
0630     0x3e00e9f9,     /* [183] = 1.26e-001 = pow(10.0, 0.05 * -18.0dB) */
0631     0x3e088d77,     /* [184] = 1.33e-001 = pow(10.0, 0.05 * -17.5dB) */
0632     0x3e10a4d3,     /* [185] = 1.41e-001 = pow(10.0, 0.05 * -17.0dB) */
0633     0x3e1936ec,     /* [186] = 1.50e-001 = pow(10.0, 0.05 * -16.5dB) */
0634     0x3e224b06,     /* [187] = 1.58e-001 = pow(10.0, 0.05 * -16.0dB) */
0635     0x3e2be8d7,     /* [188] = 1.68e-001 = pow(10.0, 0.05 * -15.5dB) */
0636     0x3e361887,     /* [189] = 1.78e-001 = pow(10.0, 0.05 * -15.0dB) */
0637     0x3e40e2bb,     /* [190] = 1.88e-001 = pow(10.0, 0.05 * -14.5dB) */
0638     0x3e4c509b,     /* [191] = 2.00e-001 = pow(10.0, 0.05 * -14.0dB) */
0639     0x3e586bd9,     /* [192] = 2.11e-001 = pow(10.0, 0.05 * -13.5dB) */
0640     0x3e653ebb,     /* [193] = 2.24e-001 = pow(10.0, 0.05 * -13.0dB) */
0641     0x3e72d424,     /* [194] = 2.37e-001 = pow(10.0, 0.05 * -12.5dB) */
0642     0x3e809bcc,     /* [195] = 2.51e-001 = pow(10.0, 0.05 * -12.0dB) */
0643     0x3e883aa8,     /* [196] = 2.66e-001 = pow(10.0, 0.05 * -11.5dB) */
0644     0x3e904d1c,     /* [197] = 2.82e-001 = pow(10.0, 0.05 * -11.0dB) */
0645     0x3e98da02,     /* [198] = 2.99e-001 = pow(10.0, 0.05 * -10.5dB) */
0646     0x3ea1e89b,     /* [199] = 3.16e-001 = pow(10.0, 0.05 * -10.0dB) */
0647     0x3eab8097,     /* [200] = 3.35e-001 = pow(10.0, 0.05 * -9.5dB) */
0648     0x3eb5aa1a,     /* [201] = 3.55e-001 = pow(10.0, 0.05 * -9.0dB) */
0649     0x3ec06dc3,     /* [202] = 3.76e-001 = pow(10.0, 0.05 * -8.5dB) */
0650     0x3ecbd4b4,     /* [203] = 3.98e-001 = pow(10.0, 0.05 * -8.0dB) */
0651     0x3ed7e89b,     /* [204] = 4.22e-001 = pow(10.0, 0.05 * -7.5dB) */
0652     0x3ee4b3b6,     /* [205] = 4.47e-001 = pow(10.0, 0.05 * -7.0dB) */
0653     0x3ef240e2,     /* [206] = 4.73e-001 = pow(10.0, 0.05 * -6.5dB) */
0654     0x3f004dce,     /* [207] = 5.01e-001 = pow(10.0, 0.05 * -6.0dB) */
0655     0x3f07e80b,     /* [208] = 5.31e-001 = pow(10.0, 0.05 * -5.5dB) */
0656     0x3f0ff59a,     /* [209] = 5.62e-001 = pow(10.0, 0.05 * -5.0dB) */
0657     0x3f187d50,     /* [210] = 5.96e-001 = pow(10.0, 0.05 * -4.5dB) */
0658     0x3f21866c,     /* [211] = 6.31e-001 = pow(10.0, 0.05 * -4.0dB) */
0659     0x3f2b1896,     /* [212] = 6.68e-001 = pow(10.0, 0.05 * -3.5dB) */
0660     0x3f353bef,     /* [213] = 7.08e-001 = pow(10.0, 0.05 * -3.0dB) */
0661     0x3f3ff911,     /* [214] = 7.50e-001 = pow(10.0, 0.05 * -2.5dB) */
0662     0x3f4b5918,     /* [215] = 7.94e-001 = pow(10.0, 0.05 * -2.0dB) */
0663     0x3f5765ac,     /* [216] = 8.41e-001 = pow(10.0, 0.05 * -1.5dB) */
0664     0x3f642905,     /* [217] = 8.91e-001 = pow(10.0, 0.05 * -1.0dB) */
0665     0x3f71adf9,     /* [218] = 9.44e-001 = pow(10.0, 0.05 * -0.5dB) */
0666     0x3f800000,     /* [219] = 1.00e+000 = pow(10.0, 0.05 * 0.0dB) */
0667     0x3f8795a0,     /* [220] = 1.06e+000 = pow(10.0, 0.05 * 0.5dB) */
0668     0x3f8f9e4d,     /* [221] = 1.12e+000 = pow(10.0, 0.05 * 1.0dB) */
0669     0x3f9820d7,     /* [222] = 1.19e+000 = pow(10.0, 0.05 * 1.5dB) */
0670     0x3fa12478,     /* [223] = 1.26e+000 = pow(10.0, 0.05 * 2.0dB) */
0671     0x3faab0d5,     /* [224] = 1.33e+000 = pow(10.0, 0.05 * 2.5dB) */
0672     0x3fb4ce08,     /* [225] = 1.41e+000 = pow(10.0, 0.05 * 3.0dB) */
0673     0x3fbf84a6,     /* [226] = 1.50e+000 = pow(10.0, 0.05 * 3.5dB) */
0674     0x3fcaddc8,     /* [227] = 1.58e+000 = pow(10.0, 0.05 * 4.0dB) */
0675     0x3fd6e30d,     /* [228] = 1.68e+000 = pow(10.0, 0.05 * 4.5dB) */
0676     0x3fe39ea9,     /* [229] = 1.78e+000 = pow(10.0, 0.05 * 5.0dB) */
0677     0x3ff11b6a,     /* [230] = 1.88e+000 = pow(10.0, 0.05 * 5.5dB) */
0678     0x3fff64c1,     /* [231] = 2.00e+000 = pow(10.0, 0.05 * 6.0dB) */
0679     0x40074368,     /* [232] = 2.11e+000 = pow(10.0, 0.05 * 6.5dB) */
0680     0x400f4735,     /* [233] = 2.24e+000 = pow(10.0, 0.05 * 7.0dB) */
0681     0x4017c496,     /* [234] = 2.37e+000 = pow(10.0, 0.05 * 7.5dB) */
0682     0x4020c2bf,     /* [235] = 2.51e+000 = pow(10.0, 0.05 * 8.0dB) */
0683     0x402a4952,     /* [236] = 2.66e+000 = pow(10.0, 0.05 * 8.5dB) */
0684     0x40346063,     /* [237] = 2.82e+000 = pow(10.0, 0.05 * 9.0dB) */
0685     0x403f1082,     /* [238] = 2.99e+000 = pow(10.0, 0.05 * 9.5dB) */
0686     0x404a62c2,     /* [239] = 3.16e+000 = pow(10.0, 0.05 * 10.0dB) */
0687     0x405660bd,     /* [240] = 3.35e+000 = pow(10.0, 0.05 * 10.5dB) */
0688     0x406314a0,     /* [241] = 3.55e+000 = pow(10.0, 0.05 * 11.0dB) */
0689     0x40708933,     /* [242] = 3.76e+000 = pow(10.0, 0.05 * 11.5dB) */
0690     0x407ec9e1,     /* [243] = 3.98e+000 = pow(10.0, 0.05 * 12.0dB) */
0691     0x4086f161,     /* [244] = 4.22e+000 = pow(10.0, 0.05 * 12.5dB) */
0692     0x408ef052,     /* [245] = 4.47e+000 = pow(10.0, 0.05 * 13.0dB) */
0693     0x4097688d,     /* [246] = 4.73e+000 = pow(10.0, 0.05 * 13.5dB) */
0694     0x40a06142,     /* [247] = 5.01e+000 = pow(10.0, 0.05 * 14.0dB) */
0695     0x40a9e20e,     /* [248] = 5.31e+000 = pow(10.0, 0.05 * 14.5dB) */
0696     0x40b3f300,     /* [249] = 5.62e+000 = pow(10.0, 0.05 * 15.0dB) */
0697     0x40be9ca5,     /* [250] = 5.96e+000 = pow(10.0, 0.05 * 15.5dB) */
0698     0x40c9e807,     /* [251] = 6.31e+000 = pow(10.0, 0.05 * 16.0dB) */
0699     0x40d5debc,     /* [252] = 6.68e+000 = pow(10.0, 0.05 * 16.5dB) */
0700     0x40e28aeb,     /* [253] = 7.08e+000 = pow(10.0, 0.05 * 17.0dB) */
0701     0x40eff755,     /* [254] = 7.50e+000 = pow(10.0, 0.05 * 17.5dB) */
0702     0x40fe2f5e,     /* [255] = 7.94e+000 = pow(10.0, 0.05 * 18.0dB) */
0703 };
0704 
0705 #define MIXART_DIGITAL_LEVEL_MIN   0      /* -109.5 dB */
0706 #define MIXART_DIGITAL_LEVEL_MAX   255    /*  18.0 dB */
0707 #define MIXART_DIGITAL_ZERO_LEVEL  219    /*  0.0 dB */
0708 
0709 
0710 int mixart_update_playback_stream_level(struct snd_mixart* chip, int is_aes, int idx)
0711 {
0712     int err, i;
0713     int volume[2];
0714     struct mixart_msg request;
0715     struct mixart_set_out_stream_level_req set_level;
0716     u32 status = 0;
0717     struct mixart_pipe *pipe;
0718 
0719     memset(&set_level, 0, sizeof(set_level));
0720     set_level.nb_of_stream = 1;
0721     set_level.stream_level.desc.stream_idx = idx;
0722 
0723     if(is_aes) {
0724         pipe = &chip->pipe_out_dig; /* AES playback */
0725         idx += MIXART_PLAYBACK_STREAMS;
0726     } else {
0727         pipe = &chip->pipe_out_ana; /* analog playback */
0728     }
0729 
0730     /* only when pipe exists ! */
0731     if(pipe->status == PIPE_UNDEFINED)
0732         return 0;
0733 
0734     set_level.stream_level.desc.uid_pipe = pipe->group_uid;
0735 
0736     for(i=0; i<2; i++) {
0737         if(chip->digital_playback_active[idx][i])
0738             volume[i] = chip->digital_playback_volume[idx][i];
0739         else
0740             volume[i] = MIXART_DIGITAL_LEVEL_MIN;
0741     }
0742 
0743     set_level.stream_level.out_level.valid_mask1 = MIXART_OUT_STREAM_SET_LEVEL_LEFT_AUDIO1 | MIXART_OUT_STREAM_SET_LEVEL_RIGHT_AUDIO2;
0744     set_level.stream_level.out_level.left_to_out1_level = mixart_digital_level[volume[0]];
0745     set_level.stream_level.out_level.right_to_out2_level = mixart_digital_level[volume[1]];
0746 
0747     request.message_id = MSG_STREAM_SET_OUT_STREAM_LEVEL;
0748     request.uid = (struct mixart_uid){0,0};
0749     request.data = &set_level;
0750     request.size = sizeof(set_level);
0751 
0752     err = snd_mixart_send_msg(chip->mgr, &request, sizeof(status), &status);
0753     if((err<0) || status) {
0754         dev_dbg(chip->card->dev,
0755             "error MSG_STREAM_SET_OUT_STREAM_LEVEL card(%d) status(%x)\n",
0756             chip->chip_idx, status);
0757         return -EINVAL;
0758     }
0759     return 0;
0760 }
0761 
0762 int mixart_update_capture_stream_level(struct snd_mixart* chip, int is_aes)
0763 {
0764     int err, i, idx;
0765     struct mixart_pipe *pipe;
0766     struct mixart_msg request;
0767     struct mixart_set_in_audio_level_req set_level;
0768     u32 status = 0;
0769 
0770     if(is_aes) {
0771         idx = 1;
0772         pipe = &chip->pipe_in_dig;
0773     } else {
0774         idx = 0;
0775         pipe = &chip->pipe_in_ana;
0776     }
0777 
0778     /* only when pipe exists ! */
0779     if(pipe->status == PIPE_UNDEFINED)
0780         return 0;
0781 
0782     memset(&set_level, 0, sizeof(set_level));
0783     set_level.audio_count = 2;
0784     set_level.level[0].connector = pipe->uid_left_connector;
0785     set_level.level[1].connector = pipe->uid_right_connector;
0786 
0787     for(i=0; i<2; i++) {
0788         set_level.level[i].valid_mask1 = MIXART_AUDIO_LEVEL_DIGITAL_MASK;
0789         set_level.level[i].digital_level = mixart_digital_level[chip->digital_capture_volume[idx][i]];
0790     }
0791 
0792     request.message_id = MSG_STREAM_SET_IN_AUDIO_LEVEL;
0793     request.uid = (struct mixart_uid){0,0};
0794     request.data = &set_level;
0795     request.size = sizeof(set_level);
0796 
0797     err = snd_mixart_send_msg(chip->mgr, &request, sizeof(status), &status);
0798     if((err<0) || status) {
0799         dev_dbg(chip->card->dev,
0800             "error MSG_STREAM_SET_IN_AUDIO_LEVEL card(%d) status(%x)\n",
0801             chip->chip_idx, status);
0802         return -EINVAL;
0803     }
0804     return 0;
0805 }
0806 
0807 
0808 /* shared */
0809 static int mixart_digital_vol_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
0810 {
0811     uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
0812     uinfo->count = 2;
0813     uinfo->value.integer.min = MIXART_DIGITAL_LEVEL_MIN;   /* -109.5 dB */
0814     uinfo->value.integer.max = MIXART_DIGITAL_LEVEL_MAX;   /*   18.0 dB */
0815     return 0;
0816 }
0817 
0818 #define MIXART_VOL_REC_MASK 1
0819 #define MIXART_VOL_AES_MASK 2
0820 
0821 static int mixart_pcm_vol_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
0822 {
0823     struct snd_mixart *chip = snd_kcontrol_chip(kcontrol);
0824     int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id); /* index */
0825     int *stored_volume;
0826     int is_capture = kcontrol->private_value & MIXART_VOL_REC_MASK;
0827     int is_aes = kcontrol->private_value & MIXART_VOL_AES_MASK;
0828     mutex_lock(&chip->mgr->mixer_mutex);
0829     if(is_capture) {
0830         if(is_aes)  stored_volume = chip->digital_capture_volume[1];    /* AES capture */
0831         else        stored_volume = chip->digital_capture_volume[0];    /* analog capture */
0832     } else {
0833         snd_BUG_ON(idx >= MIXART_PLAYBACK_STREAMS);
0834         if(is_aes)  stored_volume = chip->digital_playback_volume[MIXART_PLAYBACK_STREAMS + idx]; /* AES playback */
0835         else        stored_volume = chip->digital_playback_volume[idx]; /* analog playback */
0836     }
0837     ucontrol->value.integer.value[0] = stored_volume[0];
0838     ucontrol->value.integer.value[1] = stored_volume[1];
0839     mutex_unlock(&chip->mgr->mixer_mutex);
0840     return 0;
0841 }
0842 
0843 static int mixart_pcm_vol_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
0844 {
0845     struct snd_mixart *chip = snd_kcontrol_chip(kcontrol);
0846     int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id); /* index */
0847     int changed = 0;
0848     int is_capture = kcontrol->private_value & MIXART_VOL_REC_MASK;
0849     int is_aes = kcontrol->private_value & MIXART_VOL_AES_MASK;
0850     int* stored_volume;
0851     int i;
0852     mutex_lock(&chip->mgr->mixer_mutex);
0853     if (is_capture) {
0854         if (is_aes) /* AES capture */
0855             stored_volume = chip->digital_capture_volume[1];
0856         else        /* analog capture */
0857             stored_volume = chip->digital_capture_volume[0];
0858     } else {
0859         snd_BUG_ON(idx >= MIXART_PLAYBACK_STREAMS);
0860         if (is_aes) /* AES playback */
0861             stored_volume = chip->digital_playback_volume[MIXART_PLAYBACK_STREAMS + idx];
0862         else        /* analog playback */
0863             stored_volume = chip->digital_playback_volume[idx];
0864     }
0865     for (i = 0; i < 2; i++) {
0866         int vol = ucontrol->value.integer.value[i];
0867         if (vol < MIXART_DIGITAL_LEVEL_MIN ||
0868             vol > MIXART_DIGITAL_LEVEL_MAX)
0869             continue;
0870         if (stored_volume[i] != vol) {
0871             stored_volume[i] = vol;
0872             changed = 1;
0873         }
0874     }
0875     if (changed) {
0876         if (is_capture)
0877             mixart_update_capture_stream_level(chip, is_aes);
0878         else
0879             mixart_update_playback_stream_level(chip, is_aes, idx);
0880     }
0881     mutex_unlock(&chip->mgr->mixer_mutex);
0882     return changed;
0883 }
0884 
0885 static const DECLARE_TLV_DB_SCALE(db_scale_digital, -10950, 50, 0);
0886 
0887 static const struct snd_kcontrol_new snd_mixart_pcm_vol =
0888 {
0889     .iface =        SNDRV_CTL_ELEM_IFACE_MIXER,
0890     .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
0891            SNDRV_CTL_ELEM_ACCESS_TLV_READ),
0892     /* name will be filled later */
0893     /* count will be filled later */
0894     .info =         mixart_digital_vol_info,        /* shared */
0895     .get =          mixart_pcm_vol_get,
0896     .put =          mixart_pcm_vol_put,
0897     .tlv = { .p = db_scale_digital },
0898 };
0899 
0900 
0901 static int mixart_pcm_sw_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
0902 {
0903     struct snd_mixart *chip = snd_kcontrol_chip(kcontrol);
0904     int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id); /* index */
0905     snd_BUG_ON(idx >= MIXART_PLAYBACK_STREAMS);
0906     mutex_lock(&chip->mgr->mixer_mutex);
0907     if(kcontrol->private_value & MIXART_VOL_AES_MASK)   /* AES playback */
0908         idx += MIXART_PLAYBACK_STREAMS;
0909     ucontrol->value.integer.value[0] = chip->digital_playback_active[idx][0];
0910     ucontrol->value.integer.value[1] = chip->digital_playback_active[idx][1];
0911     mutex_unlock(&chip->mgr->mixer_mutex);
0912     return 0;
0913 }
0914 
0915 static int mixart_pcm_sw_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
0916 {
0917     struct snd_mixart *chip = snd_kcontrol_chip(kcontrol);
0918     int changed = 0;
0919     int is_aes = kcontrol->private_value & MIXART_VOL_AES_MASK;
0920     int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id); /* index */
0921     int i, j;
0922     snd_BUG_ON(idx >= MIXART_PLAYBACK_STREAMS);
0923     mutex_lock(&chip->mgr->mixer_mutex);
0924     j = idx;
0925     if (is_aes)
0926         j += MIXART_PLAYBACK_STREAMS;
0927     for (i = 0; i < 2; i++) {
0928         if (chip->digital_playback_active[j][i] !=
0929             ucontrol->value.integer.value[i]) {
0930             chip->digital_playback_active[j][i] =
0931                 !!ucontrol->value.integer.value[i];
0932             changed = 1;
0933         }
0934     }
0935     if (changed)
0936         mixart_update_playback_stream_level(chip, is_aes, idx);
0937     mutex_unlock(&chip->mgr->mixer_mutex);
0938     return changed;
0939 }
0940 
0941 static const struct snd_kcontrol_new mixart_control_pcm_switch = {
0942     .iface =    SNDRV_CTL_ELEM_IFACE_MIXER,
0943     /* name will be filled later */
0944     .count =        MIXART_PLAYBACK_STREAMS,
0945     .info =         mixart_sw_info,     /* shared */
0946     .get =          mixart_pcm_sw_get,
0947     .put =          mixart_pcm_sw_put
0948 };
0949 
0950 static int mixart_update_monitoring(struct snd_mixart* chip, int channel)
0951 {
0952     int err;
0953     struct mixart_msg request;
0954     struct mixart_set_out_audio_level audio_level;
0955     u32 resp = 0;
0956 
0957     if(chip->pipe_out_ana.status == PIPE_UNDEFINED)
0958         return -EINVAL; /* no pipe defined */
0959 
0960     if(!channel)    request.uid = chip->pipe_out_ana.uid_left_connector;
0961     else        request.uid = chip->pipe_out_ana.uid_right_connector;
0962     request.message_id = MSG_CONNECTOR_SET_OUT_AUDIO_LEVEL;
0963     request.data = &audio_level;
0964     request.size = sizeof(audio_level);
0965 
0966     memset(&audio_level, 0, sizeof(audio_level));
0967     audio_level.valid_mask1 = MIXART_AUDIO_LEVEL_MONITOR_MASK | MIXART_AUDIO_LEVEL_MUTE_M1_MASK;
0968     audio_level.monitor_level = mixart_digital_level[chip->monitoring_volume[channel!=0]];
0969     audio_level.monitor_mute1 = !chip->monitoring_active[channel!=0];
0970 
0971     err = snd_mixart_send_msg(chip->mgr, &request, sizeof(resp), &resp);
0972     if((err<0) || resp) {
0973         dev_dbg(chip->card->dev,
0974             "error MSG_CONNECTOR_SET_OUT_AUDIO_LEVEL card(%d) resp(%x)\n",
0975             chip->chip_idx, resp);
0976         return -EINVAL;
0977     }
0978     return 0;
0979 }
0980 
0981 /*
0982  * monitoring level control
0983  */
0984 
0985 static int mixart_monitor_vol_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
0986 {
0987     struct snd_mixart *chip = snd_kcontrol_chip(kcontrol);
0988     mutex_lock(&chip->mgr->mixer_mutex);
0989     ucontrol->value.integer.value[0] = chip->monitoring_volume[0];
0990     ucontrol->value.integer.value[1] = chip->monitoring_volume[1];
0991     mutex_unlock(&chip->mgr->mixer_mutex);
0992     return 0;
0993 }
0994 
0995 static int mixart_monitor_vol_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
0996 {
0997     struct snd_mixart *chip = snd_kcontrol_chip(kcontrol);
0998     int changed = 0;
0999     int i;
1000     mutex_lock(&chip->mgr->mixer_mutex);
1001     for (i = 0; i < 2; i++) {
1002         if (chip->monitoring_volume[i] !=
1003             ucontrol->value.integer.value[i]) {
1004             chip->monitoring_volume[i] =
1005                 !!ucontrol->value.integer.value[i];
1006             mixart_update_monitoring(chip, i);
1007             changed = 1;
1008         }
1009     }
1010     mutex_unlock(&chip->mgr->mixer_mutex);
1011     return changed;
1012 }
1013 
1014 static const struct snd_kcontrol_new mixart_control_monitor_vol = {
1015     .iface =    SNDRV_CTL_ELEM_IFACE_MIXER,
1016     .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
1017            SNDRV_CTL_ELEM_ACCESS_TLV_READ),
1018     .name =         "Monitoring Volume",
1019     .info =     mixart_digital_vol_info,        /* shared */
1020     .get =      mixart_monitor_vol_get,
1021     .put =      mixart_monitor_vol_put,
1022     .tlv = { .p = db_scale_digital },
1023 };
1024 
1025 /*
1026  * monitoring switch control
1027  */
1028 
1029 static int mixart_monitor_sw_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1030 {
1031     struct snd_mixart *chip = snd_kcontrol_chip(kcontrol);
1032     mutex_lock(&chip->mgr->mixer_mutex);
1033     ucontrol->value.integer.value[0] = chip->monitoring_active[0];
1034     ucontrol->value.integer.value[1] = chip->monitoring_active[1];
1035     mutex_unlock(&chip->mgr->mixer_mutex);
1036     return 0;
1037 }
1038 
1039 static int mixart_monitor_sw_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
1040 {
1041     struct snd_mixart *chip = snd_kcontrol_chip(kcontrol);
1042     int changed = 0;
1043     int i;
1044     mutex_lock(&chip->mgr->mixer_mutex);
1045     for (i = 0; i < 2; i++) {
1046         if (chip->monitoring_active[i] !=
1047             ucontrol->value.integer.value[i]) {
1048             chip->monitoring_active[i] =
1049                 !!ucontrol->value.integer.value[i];
1050             changed |= (1<<i); /* mask 0x01 ans 0x02 */
1051         }
1052     }
1053     if (changed) {
1054         /* allocate or release resources for monitoring */
1055         int allocate = chip->monitoring_active[0] ||
1056             chip->monitoring_active[1];
1057         if (allocate) {
1058             /* allocate the playback pipe for monitoring */
1059             snd_mixart_add_ref_pipe(chip, MIXART_PCM_ANALOG, 0, 1);
1060             /* allocate the capture pipe for monitoring */
1061             snd_mixart_add_ref_pipe(chip, MIXART_PCM_ANALOG, 1, 1);
1062         }
1063         if (changed & 0x01)
1064             mixart_update_monitoring(chip, 0);
1065         if (changed & 0x02)
1066             mixart_update_monitoring(chip, 1);
1067         if (!allocate) {
1068             /* release the capture pipe for monitoring */
1069             snd_mixart_kill_ref_pipe(chip->mgr,
1070                          &chip->pipe_in_ana, 1);
1071             /* release the playback pipe for monitoring */
1072             snd_mixart_kill_ref_pipe(chip->mgr,
1073                          &chip->pipe_out_ana, 1);
1074         }
1075     }
1076 
1077     mutex_unlock(&chip->mgr->mixer_mutex);
1078     return (changed != 0);
1079 }
1080 
1081 static const struct snd_kcontrol_new mixart_control_monitor_sw = {
1082     .iface =    SNDRV_CTL_ELEM_IFACE_MIXER,
1083     .name =         "Monitoring Switch",
1084     .info =         mixart_sw_info,     /* shared */
1085     .get =          mixart_monitor_sw_get,
1086     .put =          mixart_monitor_sw_put
1087 };
1088 
1089 
1090 static void mixart_reset_audio_levels(struct snd_mixart *chip)
1091 {
1092     /* analog volumes can be set even if there is no pipe */
1093     mixart_update_analog_audio_level(chip, 0);
1094     /* analog levels for capture only on the first two chips */
1095     if(chip->chip_idx < 2) {
1096         mixart_update_analog_audio_level(chip, 1);
1097     }
1098     return;
1099 }
1100 
1101 
1102 int snd_mixart_create_mixer(struct mixart_mgr *mgr)
1103 {
1104     struct snd_mixart *chip;
1105     int err, i;
1106 
1107     mutex_init(&mgr->mixer_mutex); /* can be in another place */
1108 
1109     for(i=0; i<mgr->num_cards; i++) {
1110         struct snd_kcontrol_new temp;
1111         chip = mgr->chip[i];
1112 
1113         /* analog output level control */
1114         temp = mixart_control_analog_level;
1115         temp.name = "Master Playback Volume";
1116         temp.private_value = 0; /* playback */
1117         err = snd_ctl_add(chip->card, snd_ctl_new1(&temp, chip));
1118         if (err < 0)
1119             return err;
1120         /* output mute controls */
1121         err = snd_ctl_add(chip->card, snd_ctl_new1(&mixart_control_output_switch, chip));
1122         if (err < 0)
1123             return err;
1124 
1125         /* analog input level control only on first two chips !*/
1126         if(i<2) {
1127             temp = mixart_control_analog_level;
1128             temp.name = "Master Capture Volume";
1129             temp.private_value = 1; /* capture */
1130             err = snd_ctl_add(chip->card, snd_ctl_new1(&temp, chip));
1131             if (err < 0)
1132                 return err;
1133         }
1134 
1135         temp = snd_mixart_pcm_vol;
1136         temp.name = "PCM Playback Volume";
1137         temp.count = MIXART_PLAYBACK_STREAMS;
1138         temp.private_value = 0; /* playback analog */
1139         err = snd_ctl_add(chip->card, snd_ctl_new1(&temp, chip));
1140         if (err < 0)
1141             return err;
1142 
1143         temp.name = "PCM Capture Volume";
1144         temp.count = 1;
1145         temp.private_value = MIXART_VOL_REC_MASK; /* capture analog */
1146         err = snd_ctl_add(chip->card, snd_ctl_new1(&temp, chip));
1147         if (err < 0)
1148             return err;
1149 
1150         if(mgr->board_type == MIXART_DAUGHTER_TYPE_AES) {
1151             temp.name = "AES Playback Volume";
1152             temp.count = MIXART_PLAYBACK_STREAMS;
1153             temp.private_value = MIXART_VOL_AES_MASK; /* playback AES/EBU */
1154             err = snd_ctl_add(chip->card, snd_ctl_new1(&temp, chip));
1155             if (err < 0)
1156                 return err;
1157 
1158             temp.name = "AES Capture Volume";
1159             temp.count = 0;
1160             temp.private_value = MIXART_VOL_REC_MASK | MIXART_VOL_AES_MASK; /* capture AES/EBU */
1161             err = snd_ctl_add(chip->card, snd_ctl_new1(&temp, chip));
1162             if (err < 0)
1163                 return err;
1164         }
1165         temp = mixart_control_pcm_switch;
1166         temp.name = "PCM Playback Switch";
1167         temp.private_value = 0; /* playback analog */
1168         err = snd_ctl_add(chip->card, snd_ctl_new1(&temp, chip));
1169         if (err < 0)
1170             return err;
1171 
1172         if(mgr->board_type == MIXART_DAUGHTER_TYPE_AES) {
1173             temp.name = "AES Playback Switch";
1174             temp.private_value = MIXART_VOL_AES_MASK; /* playback AES/EBU */
1175             err = snd_ctl_add(chip->card, snd_ctl_new1(&temp, chip));
1176             if (err < 0)
1177                 return err;
1178         }
1179 
1180         /* monitoring */
1181         err = snd_ctl_add(chip->card, snd_ctl_new1(&mixart_control_monitor_vol, chip));
1182         if (err < 0)
1183             return err;
1184         err = snd_ctl_add(chip->card, snd_ctl_new1(&mixart_control_monitor_sw, chip));
1185         if (err < 0)
1186             return err;
1187 
1188         /* init all mixer data and program the master volumes/switches */
1189         mixart_reset_audio_levels(chip);
1190     }
1191     return 0;
1192 }
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