/* ********************************************************************** * mixer.c - /dev/mixer interface for emu10k1 driver * Copyright 1999, 2000 Creative Labs, Inc. * * This program uses some code from es1371.c, Copyright 1998-1999 * Thomas Sailer * ********************************************************************** * * Date Author Summary of changes * ---- ------ ------------------ * October 20, 1999 Bertrand Lee base code release * November 2, 1999 Alan Cox cleaned up stuff * ********************************************************************** * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public * License along with this program; if not, write to the Free * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, * USA. * ********************************************************************** */ #define __NO_VERSION__ /* Kernel version only defined once */ #include #include #include #include #include "hwaccess.h" #include "8010.h" #include "recmgr.h" #define AC97_PESSIMISTIC #undef OSS_DOCUMENTED_MIXER_SEMANTICS #define vol_to_hw_5(swvol) (31 - (((swvol) * 31) / 100)) #define vol_to_hw_4(swvol) (15 - (((swvol) * 15) / 100)) #define vol_to_sw_5(hwvol) (((31 - (hwvol)) * 100) / 31) #define vol_to_sw_4(hwvol) (((15 - (hwvol)) * 100) / 15) #define DM_MUTE 0x80000000 #ifdef PRIVATE_PCM_VOLUME struct sblive_pcm_volume_rec sblive_pcm_volume[MAX_PCM_CHANNELS]; u16 pcm_last_mixer = 0x6464; #endif /* Mapping arrays */ static const unsigned int recsrc[] = { SOUND_MASK_MIC, SOUND_MASK_CD, SOUND_MASK_VIDEO, SOUND_MASK_LINE1, SOUND_MASK_LINE, SOUND_MASK_VOLUME, SOUND_MASK_OGAIN, /* Used to be PHONEOUT */ SOUND_MASK_PHONEIN, #ifdef TONE_CONTROL SOUND_MASK_TREBLE, SOUND_MASK_BASS, #endif }; static const unsigned char volreg[SOUND_MIXER_NRDEVICES] = { /* 5 bit stereo */ [SOUND_MIXER_LINE] = AC97_LINEINVOLUME, [SOUND_MIXER_CD] = AC97_CDVOLUME, [SOUND_MIXER_VIDEO] = AC97_VIDEOVOLUME, [SOUND_MIXER_LINE1] = AC97_AUXVOLUME, /* [SOUND_MIXER_PCM] = AC97_PCMOUTVOLUME, */ /* 5 bit stereo, setting 6th bit equal to maximum attenuation */ /* [SOUND_MIXER_VOLUME] = AC97_MASTERVOLUME, */ [SOUND_MIXER_PHONEOUT] = AC97_HEADPHONEVOLUME, /* 5 bit mono, setting 6th bit equal to maximum attenuation */ [SOUND_MIXER_OGAIN] = AC97_MASTERVOLUMEMONO, /* 5 bit mono */ [SOUND_MIXER_PHONEIN] = AC97_PHONEVOLUME, /* 4 bit mono but shifted by 1 */ [SOUND_MIXER_SPEAKER] = AC97_PCBEEPVOLUME, /* 5 bit mono, 7th bit = preamp */ [SOUND_MIXER_MIC] = AC97_MICVOLUME, /* 4 bit stereo */ [SOUND_MIXER_RECLEV] = AC97_RECORDGAIN, /* 4 bit mono */ [SOUND_MIXER_IGAIN] = AC97_RECORDGAINMIC, /* test code */ [SOUND_MIXER_BASS] = AC97_GENERALPURPOSE, [SOUND_MIXER_TREBLE] = AC97_MASTERTONE, [SOUND_MIXER_LINE2] = AC97_PCMOUTVOLUME, [SOUND_MIXER_DIGITAL2] = AC97_MASTERVOLUME }; #ifdef OSS_DOCUMENTED_MIXER_SEMANTICS #define swab(x) ((((x) >> 8) & 0xff) | (((x) << 8) & 0xff00)) /* FIXME: mixer_rdch() is broken. */ static int mixer_rdch(struct emu10k1_card *card, unsigned int ch, int *arg) { u16 reg; int j; int nL, nR; switch (ch) { case SOUND_MIXER_PCM: case SOUND_MIXER_VOLUME: #ifdef TONE_CONTROL case SOUND_MIXER_TREBLE: case SOUND_MIXER_BASS: #endif return put_user(0x0000, (int *) arg); default: break; } if(card->isaps) return -EINVAL; switch (ch) { case SOUND_MIXER_LINE: case SOUND_MIXER_CD: case SOUND_MIXER_VIDEO: case SOUND_MIXER_LINE1: sblive_readac97(card, volreg[ch], ®); nL = ((~(reg >> 8) & 0x1f) * 100) / 32; nR = (~(reg & 0x1f) * 100) / 32; DPD(2, "mixer_rdch: l=%d, r=%d\n", nL, nR); return put_user(reg & 0x8000 ? 0 : (nL << 8) | nR, (int *) arg); case SOUND_MIXER_OGAIN: case SOUND_MIXER_PHONEIN: sblive_readac97(card, volreg[ch], ®); return put_user(reg & 0x8000 ? 0 : ~(reg & 0x1f) * 0x64 / 0x20 * 0x101, (int *) arg); case SOUND_MIXER_SPEAKER: sblive_readac97(card, volreg[ch], ®); return put_user(reg & 0x8000 ? 0 : ~((reg >> 1) & 0xf) * 0x64 / 0x10 * 0x101, (int *) arg); case SOUND_MIXER_MIC: sblive_readac97(card, volreg[ch], ®); return put_user(reg & 0x8000 ? 0 : ~(reg & 0x1f) * 0x64 / 0x20 * 0x101 + ((reg & 0x40) ? 0x1e1e : 0), (int *) arg); case SOUND_MIXER_RECLEV: sblive_readac97(card, volreg[ch], ®); nL = ((~(reg >> 8) & 0x1f) * 100) / 16; nR = (~(reg & 0x1f) * 100) / 16; return put_user(reg & 0x8000 ? 0 : (nL << 8) | nR, (int *) arg); default: return -EINVAL; } } #endif /* OSS_DOCUMENTED_MIXER_SEMANTICS */ static const unsigned char volidx[SOUND_MIXER_NRDEVICES] = { /* 5 bit stereo */ [SOUND_MIXER_LINE] = 1, [SOUND_MIXER_CD] = 2, [SOUND_MIXER_VIDEO] = 3, [SOUND_MIXER_LINE1] = 4, [SOUND_MIXER_PCM] = 5, /* 6 bit stereo */ [SOUND_MIXER_VOLUME] = 6, [SOUND_MIXER_PHONEOUT] = 7, /* 6 bit mono */ [SOUND_MIXER_OGAIN] = 8, [SOUND_MIXER_PHONEIN] = 9, /* 4 bit mono but shifted by 1 */ [SOUND_MIXER_SPEAKER] = 10, /* 6 bit mono + preamp */ [SOUND_MIXER_MIC] = 11, /* 4 bit stereo */ [SOUND_MIXER_RECLEV] = 12, /* 4 bit mono */ [SOUND_MIXER_IGAIN] = 13, [SOUND_MIXER_TREBLE] = 14, [SOUND_MIXER_BASS] = 15, [SOUND_MIXER_LINE2] = 16, [SOUND_MIXER_LINE3] = 17, [SOUND_MIXER_DIGITAL1] = 18, [SOUND_MIXER_DIGITAL2] = 19 }; #ifdef TONE_CONTROL static const u32 bass_table[41][5] = { { 0x3e4f844f, 0x84ed4cc3, 0x3cc69927, 0x7b03553a, 0xc4da8486 }, { 0x3e69a17a, 0x84c280fb, 0x3cd77cd4, 0x7b2f2a6f, 0xc4b08d1d }, { 0x3e82ff42, 0x849991d5, 0x3ce7466b, 0x7b5917c6, 0xc48863ee }, { 0x3e9bab3c, 0x847267f0, 0x3cf5ffe8, 0x7b813560, 0xc461f22c }, { 0x3eb3b275, 0x844ced29, 0x3d03b295, 0x7ba79a1c, 0xc43d223b }, { 0x3ecb2174, 0x84290c8b, 0x3d106714, 0x7bcc5ba3, 0xc419dfa5 }, { 0x3ee2044b, 0x8406b244, 0x3d1c2561, 0x7bef8e77, 0xc3f8170f }, { 0x3ef86698, 0x83e5cb96, 0x3d26f4d8, 0x7c114600, 0xc3d7b625 }, { 0x3f0e5390, 0x83c646c9, 0x3d30dc39, 0x7c319498, 0xc3b8ab97 }, { 0x3f23d60b, 0x83a81321, 0x3d39e1af, 0x7c508b9c, 0xc39ae704 }, { 0x3f38f884, 0x838b20d2, 0x3d420ad2, 0x7c6e3b75, 0xc37e58f1 }, { 0x3f4dc52c, 0x836f60ef, 0x3d495cab, 0x7c8ab3a6, 0xc362f2be }, { 0x3f6245e8, 0x8354c565, 0x3d4fdbb8, 0x7ca602d6, 0xc348a69b }, { 0x3f76845f, 0x833b40ec, 0x3d558bf0, 0x7cc036df, 0xc32f677c }, { 0x3f8a8a03, 0x8322c6fb, 0x3d5a70c4, 0x7cd95cd7, 0xc317290b }, { 0x3f9e6014, 0x830b4bc3, 0x3d5e8d25, 0x7cf1811a, 0xc2ffdfa5 }, { 0x3fb20fae, 0x82f4c420, 0x3d61e37f, 0x7d08af56, 0xc2e9804a }, { 0x3fc5a1cc, 0x82df2592, 0x3d6475c3, 0x7d1ef294, 0xc2d40096 }, { 0x3fd91f55, 0x82ca6632, 0x3d664564, 0x7d345541, 0xc2bf56b9 }, { 0x3fec9120, 0x82b67cac, 0x3d675356, 0x7d48e138, 0xc2ab796e }, { 0x40000000, 0x82a36037, 0x3d67a012, 0x7d5c9fc9, 0xc2985fee }, { 0x401374c7, 0x8291088a, 0x3d672b93, 0x7d6f99c3, 0xc28601f2 }, { 0x4026f857, 0x827f6dd7, 0x3d65f559, 0x7d81d77c, 0xc27457a3 }, { 0x403a939f, 0x826e88c5, 0x3d63fc63, 0x7d9360d4, 0xc2635996 }, { 0x404e4faf, 0x825e5266, 0x3d613f32, 0x7da43d42, 0xc25300c6 }, { 0x406235ba, 0x824ec434, 0x3d5dbbc3, 0x7db473d7, 0xc243468e }, { 0x40764f1f, 0x823fd80c, 0x3d596f8f, 0x7dc40b44, 0xc23424a2 }, { 0x408aa576, 0x82318824, 0x3d545787, 0x7dd309e2, 0xc2259509 }, { 0x409f4296, 0x8223cf0b, 0x3d4e7012, 0x7de175b5, 0xc2179218 }, { 0x40b430a0, 0x8216a7a1, 0x3d47b505, 0x7def5475, 0xc20a1670 }, { 0x40c97a0a, 0x820a0d12, 0x3d4021a1, 0x7dfcab8d, 0xc1fd1cf5 }, { 0x40df29a6, 0x81fdfad6, 0x3d37b08d, 0x7e098028, 0xc1f0a0ca }, { 0x40f54ab1, 0x81f26ca9, 0x3d2e5bd1, 0x7e15d72b, 0xc1e49d52 }, { 0x410be8da, 0x81e75e89, 0x3d241cce, 0x7e21b544, 0xc1d90e24 }, { 0x41231051, 0x81dcccb3, 0x3d18ec37, 0x7e2d1ee6, 0xc1cdef10 }, { 0x413acdd0, 0x81d2b39e, 0x3d0cc20a, 0x7e38184e, 0xc1c33c13 }, { 0x41532ea7, 0x81c90ffb, 0x3cff9585, 0x7e42a58b, 0xc1b8f15a }, { 0x416c40cd, 0x81bfdeb2, 0x3cf15d21, 0x7e4cca7c, 0xc1af0b3f }, { 0x418612ea, 0x81b71cdc, 0x3ce20e85, 0x7e568ad3, 0xc1a58640 }, { 0x41a0b465, 0x81aec7c5, 0x3cd19e7c, 0x7e5fea1e, 0xc19c5f03 }, { 0x41bc3573, 0x81a6dcea, 0x3cc000e9, 0x7e68ebc2, 0xc1939250 } }; static const u32 treble_table[41][5] = { { 0x0125cba9, 0xfed5debd, 0x00599b6c, 0x0d2506da, 0xfa85b354 }, { 0x0142f67e, 0xfeb03163, 0x0066cd0f, 0x0d14c69d, 0xfa914473 }, { 0x016328bd, 0xfe860158, 0x0075b7f2, 0x0d03eb27, 0xfa9d32d2 }, { 0x0186b438, 0xfe56c982, 0x00869234, 0x0cf27048, 0xfaa97fca }, { 0x01adf358, 0xfe21f5fe, 0x00999842, 0x0ce051c2, 0xfab62ca5 }, { 0x01d949fa, 0xfde6e287, 0x00af0d8d, 0x0ccd8b4a, 0xfac33aa7 }, { 0x02092669, 0xfda4d8bf, 0x00c73d4c, 0x0cba1884, 0xfad0ab07 }, { 0x023e0268, 0xfd5b0e4a, 0x00e27b54, 0x0ca5f509, 0xfade7ef2 }, { 0x0278645c, 0xfd08a2b0, 0x01012509, 0x0c911c63, 0xfaecb788 }, { 0x02b8e091, 0xfcac9d1a, 0x0123a262, 0x0c7b8a14, 0xfafb55df }, { 0x03001a9a, 0xfc45e9ce, 0x014a6709, 0x0c65398f, 0xfb0a5aff }, { 0x034ec6d7, 0xfbd3576b, 0x0175f397, 0x0c4e2643, 0xfb19c7e4 }, { 0x03a5ac15, 0xfb5393ee, 0x01a6d6ed, 0x0c364b94, 0xfb299d7c }, { 0x0405a562, 0xfac52968, 0x01ddafae, 0x0c1da4e2, 0xfb39dca5 }, { 0x046fa3fe, 0xfa267a66, 0x021b2ddd, 0x0c042d8d, 0xfb4a8631 }, { 0x04e4b17f, 0xf975be0f, 0x0260149f, 0x0be9e0f2, 0xfb5b9ae0 }, { 0x0565f220, 0xf8b0fbe5, 0x02ad3c29, 0x0bceba73, 0xfb6d1b60 }, { 0x05f4a745, 0xf7d60722, 0x030393d4, 0x0bb2b578, 0xfb7f084d }, { 0x06923236, 0xf6e279bd, 0x03642465, 0x0b95cd75, 0xfb916233 }, { 0x07401713, 0xf5d3aef9, 0x03d01283, 0x0b77fded, 0xfba42984 }, { 0x08000000, 0xf4a6bd88, 0x0448a161, 0x0b594278, 0xfbb75e9f }, { 0x08d3c097, 0xf3587131, 0x04cf35a4, 0x0b3996c9, 0xfbcb01cb }, { 0x09bd59a2, 0xf1e543f9, 0x05655880, 0x0b18f6b2, 0xfbdf1333 }, { 0x0abefd0f, 0xf04956ca, 0x060cbb12, 0x0af75e2c, 0xfbf392e8 }, { 0x0bdb123e, 0xee806984, 0x06c739fe, 0x0ad4c962, 0xfc0880dd }, { 0x0d143a94, 0xec85d287, 0x0796e150, 0x0ab134b0, 0xfc1ddce5 }, { 0x0e6d5664, 0xea547598, 0x087df0a0, 0x0a8c9cb6, 0xfc33a6ad }, { 0x0fe98a2a, 0xe7e6ba35, 0x097edf83, 0x0a66fe5b, 0xfc49ddc2 }, { 0x118c4421, 0xe536813a, 0x0a9c6248, 0x0a4056d7, 0xfc608185 }, { 0x1359422e, 0xe23d19eb, 0x0bd96efb, 0x0a18a3bf, 0xfc77912c }, { 0x1554982b, 0xdef33645, 0x0d3942bd, 0x09efe312, 0xfc8f0bc1 }, { 0x1782b68a, 0xdb50deb1, 0x0ebf676d, 0x09c6133f, 0xfca6f019 }, { 0x19e8715d, 0xd74d64fd, 0x106fb999, 0x099b3337, 0xfcbf3cd6 }, { 0x1c8b07b8, 0xd2df56ab, 0x124e6ec8, 0x096f4274, 0xfcd7f060 }, { 0x1f702b6d, 0xcdfc6e92, 0x14601c10, 0x0942410b, 0xfcf108e5 }, { 0x229e0933, 0xc89985cd, 0x16a9bcfa, 0x09142fb5, 0xfd0a8451 }, { 0x261b5118, 0xc2aa8409, 0x1930bab6, 0x08e50fdc, 0xfd24604d }, { 0x29ef3f5d, 0xbc224f28, 0x1bfaf396, 0x08b4e3aa, 0xfd3e9a3b }, { 0x2e21a59b, 0xb4f2ba46, 0x1f0ec2d6, 0x0883ae15, 0xfd592f33 }, { 0x32baf44b, 0xad0c7429, 0x227308a3, 0x085172eb, 0xfd741bfd }, { 0x37c4448b, 0xa45ef51d, 0x262f3267, 0x081e36dc, 0xfd8f5d14 } }; static void set_bass(struct emu10k1_card *card, int l, int r) { int i; l = (l * 40 + 50) / 100; r = (r * 40 + 50) / 100; for (i = 0; i < 5; i++) { sblive_writeptr(card, FXGPREGBASE + 0x80 + (i * 2), 0, bass_table[l][i]); sblive_writeptr(card, FXGPREGBASE + 0x80 + (i * 2) + 1, 0, bass_table[r][i]); } } static void set_treble(struct emu10k1_card *card, int l, int r) { int i; l = (l * 40 + 50) / 100; r = (r * 40 + 50) / 100; for (i = 0; i < 5; i++) { sblive_writeptr(card, FXGPREGBASE + 0x90 + (i * 2), 0, treble_table[l][i]); sblive_writeptr(card, FXGPREGBASE + 0x90 + (i * 2) + 1, 0, treble_table[r][i]); } } #endif static const u32 db_table[101] = { 0x00000000, 0x01571f82, 0x01674b41, 0x01783a1b, 0x0189f540, 0x019c8651, 0x01aff763, 0x01c45306, 0x01d9a446, 0x01eff6b8, 0x0207567a, 0x021fd03d, 0x0239714c, 0x02544792, 0x027061a1, 0x028dcebb, 0x02ac9edc, 0x02cce2bf, 0x02eeabe8, 0x03120cb0, 0x0337184e, 0x035de2df, 0x03868173, 0x03b10a18, 0x03dd93e9, 0x040c3713, 0x043d0cea, 0x04702ff3, 0x04a5bbf2, 0x04ddcdfb, 0x0518847f, 0x0555ff62, 0x05966005, 0x05d9c95d, 0x06206005, 0x066a4a52, 0x06b7b067, 0x0708bc4c, 0x075d9a01, 0x07b6779d, 0x08138561, 0x0874f5d5, 0x08dafde1, 0x0945d4ed, 0x09b5b4fd, 0x0a2adad1, 0x0aa58605, 0x0b25f936, 0x0bac7a24, 0x0c3951d8, 0x0ccccccc, 0x0d673b17, 0x0e08f093, 0x0eb24510, 0x0f639481, 0x101d3f2d, 0x10dfa9e6, 0x11ab3e3f, 0x12806ac3, 0x135fa333, 0x144960c5, 0x153e2266, 0x163e6cfe, 0x174acbb7, 0x1863d04d, 0x198a1357, 0x1abe349f, 0x1c00db77, 0x1d52b712, 0x1eb47ee6, 0x2026f30f, 0x21aadcb6, 0x23410e7e, 0x24ea64f9, 0x26a7c71d, 0x287a26c4, 0x2a62812c, 0x2c61df84, 0x2e795779, 0x30aa0bcf, 0x32f52cfe, 0x355bf9d8, 0x37dfc033, 0x3a81dda4, 0x3d43c038, 0x4026e73c, 0x432ce40f, 0x46575af8, 0x49a8040f, 0x4d20ac2a, 0x50c335d3, 0x54919a57, 0x588dead1, 0x5cba514a, 0x611911ea, 0x65ac8c2f, 0x6a773c39, 0x6f7bbc23, 0x74bcc56c, 0x7a3d3272, 0x7fffffff, }; static void aps_update_digital(struct emu10k1_card *card) { int i, l1, r1, l2, r2; i = card->arrwVol[volidx[SOUND_MIXER_VOLUME]]; l1 = (i & 0xff); r1 = ((i >> 8) & 0xff); i = card->arrwVol[volidx[SOUND_MIXER_PCM]]; l2 = (i & 0xff); r2 = ((i >> 8) & 0xff); for (i = 0; i < 108; i++) { if (card->digmix[i] != DM_MUTE) { if ((i % 18 >= 0) && (i % 18 < 4)) card->digmix[i] = ((i & 1) ? ((u64) db_table[r1] * (u64) db_table[r2]) : ((u64) db_table[l1] * (u64) db_table[l2])) >> 31; else card->digmix[i] = (i & 1) ? db_table[r1] : db_table[l1]; sblive_writeptr(card, FXGPREGBASE + 0x10 + i, 0, card->digmix[i]); } } } static void update_digital(struct emu10k1_card *card) { int i, k, l1, r1, l2, r2, l3, r3, l4, r4; u64 j; i = card->arrwVol[volidx[SOUND_MIXER_VOLUME]]; l1 = (i & 0xff); r1 = ((i >> 8) & 0xff); i = card->arrwVol[volidx[SOUND_MIXER_LINE3]]; l2 = i & 0xff; r2 = (i >> 8) & 0xff; i = card->arrwVol[volidx[SOUND_MIXER_PCM]]; l3 = i & 0xff; r3 = (i >> 8) & 0xff; i = card->arrwVol[volidx[SOUND_MIXER_DIGITAL1]]; l4 = i & 0xff; r4 = (i >> 8) & 0xff; i = (r1 * r2) / 50; if (r2 > 50) r2 = 2 * r1 - i; else { r2 = r1; r1 = i; } i = (l1 * l2) / 50; if (l2 > 50) l2 = 2 * l1 - i; else { l2 = l1; l1 = i; } for (i = 0; i < 36; i++) { if (card->digmix[i] != DM_MUTE) { if (((i >= 0) && (i < 4)) || ((i >= 18) && (i < 22))) j = (i & 1) ? ((u64) db_table[r1] * (u64) db_table[r3]) : ((u64) db_table[l1] * (u64) db_table[l3]); else if ((i == 6) || (i == 7) || (i == 24) || (i == 25)) j = (i & 1) ? ((u64) db_table[r1] * (u64) db_table[r4]) : ((u64) db_table[l1] * (u64) db_table[l4]); else j = ((i & 1) ? db_table[r1] : db_table[l1]) << 31; card->digmix[i] = j >> 31; sblive_writeptr(card, FXGPREGBASE + 0x10 + i, 0, card->digmix[i]); } } for (i = 72; i < 90; i++) { if (card->digmix[i] != DM_MUTE) { if ((i >= 72) && (i < 76)) j = (i & 1) ? ((u64) db_table[r2] * (u64) db_table[r3]) : ((u64) db_table[l2] * (u64) db_table[l3]); else if ((i == 78) || (i == 79)) j = (i & 1) ? ((u64) db_table[r2] * (u64) db_table[r4]) : ((u64) db_table[l2] * (u64) db_table[l4]); else j = ((i & 1) ? db_table[r2] : db_table[l2]) << 31; card->digmix[i] = j >> 31; sblive_writeptr(card, FXGPREGBASE + 0x10 + i, 0, card->digmix[i]); } } for (i = 36; i <= 90; i += 18) { if (i != 72) { for (k = 0; k < 4; k++) if (card->digmix[i + k] != DM_MUTE) { card->digmix[i + k] = db_table[l3]; sblive_writeptr(card, FXGPREGBASE + 0x10 + i + k, 0, card->digmix[i + k]); } if (card->digmix[i + 6] != DM_MUTE) { card->digmix[i + 6] = db_table[l4]; sblive_writeptr(card, FXGPREGBASE + 0x10 + i + 6, 0, card->digmix[i + 6]); } if (card->digmix[i + 7] != DM_MUTE) { card->digmix[i + 7] = db_table[r4]; sblive_writeptr(card, FXGPREGBASE + 0x10 + i + 7, 0, card->digmix[i + 7]); } } } } #ifdef PRIVATE_PCM_VOLUME /* calc & set attenuation factor for given channel */ static int set_pcm_attn(struct emu10k1_card *card, int ch, int l) { #ifndef PCMLEVEL #define PCMLEVEL 110 /* almost silence */ #endif int vol = IFATN_ATTENUATION_MASK; /* silence */ if (l > 0) vol = (PCMLEVEL - (l * PCMLEVEL + 50) / 100); sblive_writeptr(card, IFATN, ch, IFATN_FILTERCUTOFF_MASK | vol); DPD(2, "SOUND_MIXER_PCM: channel:%d level:%d attn:%d\n", ch, l, vol); return vol; #undef PCMLEVEL } /* update value of local PCM volume level (using channel attenuation) * * return 1: in case its local change * 0: if the current process doesn't have entry in table * (it means this process have not opened audio (mixer usually) */ static int update_pcm_attn(struct emu10k1_card *card, unsigned l1, unsigned r1) { int i; int mixer = (r1 << 8) | l1; for (i = 0; i < MAX_PCM_CHANNELS; i++) { if (sblive_pcm_volume[i].files == current->files) { sblive_pcm_volume[i].mixer = pcm_last_mixer = mixer; if (sblive_pcm_volume[i].opened) { if (sblive_pcm_volume[i].channel_r < NUM_G) { sblive_pcm_volume[i].attn_r = set_pcm_attn(card, sblive_pcm_volume[i].channel_r, r1); if (sblive_pcm_volume[i].channel_l < NUM_G) sblive_pcm_volume[i].attn_l = set_pcm_attn(card, sblive_pcm_volume[i].channel_l, l1); } else { /* mono voice */ if (sblive_pcm_volume[i].channel_l < NUM_G) sblive_pcm_volume[i].attn_l = set_pcm_attn(card, sblive_pcm_volume[i].channel_l, (l1 >= r1) ? l1 : r1); /* to correctly handle mono voice here we would need to go into stereo mode and move the voice to the right & left looks a bit overcomplicated... */ } } return 1; } } card->arrwVol[volidx[SOUND_MIXER_PCM]] = mixer; return 0; } #endif int emu10k1_mixer_wrch(struct emu10k1_card *card, unsigned int ch, int val) { int i; unsigned l1, r1; u16 wval; l1 = val & 0xff; r1 = (val >> 8) & 0xff; if (l1 > 100) l1 = 100; if (r1 > 100) r1 = 100; DPD(4, "emu10k1_mixer_wrch() called: ch=%u, l1=%u, r1=%u\n", ch, l1, r1); if (!volidx[ch]) return -EINVAL; #ifdef PRIVATE_PCM_VOLUME if (ch != SOUND_MIXER_PCM) #endif card->arrwVol[volidx[ch]] = (r1 << 8) | l1; switch (ch) { case SOUND_MIXER_VOLUME: DPF(4, "SOUND_MIXER_VOLUME:\n"); if (card->isaps) aps_update_digital(card); else update_digital(card); return 0; case SOUND_MIXER_PCM: DPF(4, "SOUND_MIXER_PCM\n"); #ifdef PRIVATE_PCM_VOLUME if (update_pcm_attn(card, l1, r1)) return 0; #endif if (card->isaps) aps_update_digital(card); else update_digital(card); return 0; #ifdef TONE_CONTROL case SOUND_MIXER_TREBLE: DPF(4, "SOUND_MIXER_TREBLE:\n"); set_treble(card, l1, r1); return 0; case SOUND_MIXER_BASS: DPF(4, "SOUND_MIXER_BASS:\n"); set_bass(card, l1, r1); return 0; #endif default: break; } if (card->isaps) return -EINVAL; switch (ch) { case SOUND_MIXER_DIGITAL1: case SOUND_MIXER_LINE3: DPD(4, "SOUND_MIXER_%s:\n", (ch == SOUND_MIXER_DIGITAL1) ? "DIGITAL1" : "LINE3"); update_digital(card); return 0; case SOUND_MIXER_DIGITAL2: case SOUND_MIXER_LINE2: case SOUND_MIXER_LINE1: case SOUND_MIXER_LINE: case SOUND_MIXER_CD: DPD(4, "SOUND_MIXER_%s:\n", (ch == SOUND_MIXER_LINE1) ? "LINE1" : (ch == SOUND_MIXER_LINE2) ? "LINE2" : (ch == SOUND_MIXER_LINE) ? "LINE" : (ch == SOUND_MIXER_DIGITAL2) ? "DIGITAL2" : "CD"); wval = ((((100 - l1) * 32 + 50) / 100) << 8) | (((100 - r1) * 32 + 50) / 100); if (wval == 0x2020) wval = 0x8000; else wval -= ((wval & 0x2020) / 0x20); sblive_writeac97(card, volreg[ch], wval); return 0; case SOUND_MIXER_OGAIN: case SOUND_MIXER_PHONEIN: DPD(4, "SOUND_MIXER_%s:\n", (ch == SOUND_MIXER_PHONEIN) ? "PHONEIN" : "OGAIN"); sblive_writeac97(card, volreg[ch], (l1 < 2) ? 0x8000 : ((100 - l1) * 32 + 50) / 100); return 0; case SOUND_MIXER_SPEAKER: DPF(4, "SOUND_MIXER_SPEAKER:\n"); sblive_writeac97(card, volreg[ch], (l1 < 4) ? 0x8000 : (((100 - l1) * 16 + 50) / 100) << 1); return 0; case SOUND_MIXER_MIC: DPF(4, "SOUND_MIXER_MIC:\n"); i = 0; if (l1 >= 30) /* 20dB / (34.5dB + 12dB + 20dB) * 100 = 30 */ { l1 -= 30; i = 0x40; } sblive_writeac97(card, volreg[ch], (l1 < 2) ? 0x8000 : ((((70 - l1) * 0x20 + 35) / 70) | i)); return 0; case SOUND_MIXER_RECLEV: DPF(4, "SOUND_MIXER_RECLEV:\n"); wval = (((l1 * 16 + 50) / 100) << 8) | ((r1 * 16 + 50) / 100); if (wval == 0) wval = 0x8000; else { if (wval & 0xff) wval--; if (wval & 0xff00) wval -= 0x0100; } sblive_writeac97(card, volreg[ch], wval); return 0; default: DPF(2, "Got unknown SOUND_MIXER ioctl\n"); return -EINVAL; } } static loff_t emu10k1_mixer_llseek(struct file *file, loff_t offset, int origin) { DPF(2, "sblive_mixer_llseek() called\n"); return -ESPIPE; } /* Mixer file operations */ /* FIXME: Do we need spinlocks in here? */ /* WARNING! not all the ioctl's are supported by the emu-APS (anything AC97 related). As a general rule keep the AC97 related ioctls separate from the rest. This will make it easier to rewrite the mixer using the kernel AC97 interface. */ static int emu10k1_mixer_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg) { static const char id[] = "SBLive"; static const char name[] = "Creative SBLive"; int i, val; struct emu10k1_card *card = (struct emu10k1_card *) file->private_data; u16 reg; switch (cmd) { case SOUND_MIXER_INFO:{ mixer_info info; DPF(4, "SOUND_MIXER_INFO\n"); strncpy(info.id, id, sizeof(info.id)); strncpy(info.name, name, sizeof(info.name)); info.modify_counter = card->modcnt; if (copy_to_user((void *) arg, &info, sizeof(info))) return -EFAULT; return 0; } break; case SOUND_OLD_MIXER_INFO:{ _old_mixer_info info; DPF(4, "SOUND_OLD_MIXER_INFO\n"); strncpy(info.id, id, sizeof(info.id)); strncpy(info.name, name, sizeof(info.name)); if (copy_to_user((void *) arg, &info, sizeof(info))) return -EFAULT; return 0; } break; case OSS_GETVERSION: DPF(4, "OSS_GETVERSION\n"); return put_user(SOUND_VERSION, (int *) arg); break; case SOUND_MIXER_PRIVATE1: DPF(4, "SOUND_MIXER_PRIVATE1"); if (copy_to_user((void *) arg, card->digmix, sizeof(card->digmix))) return -EFAULT; return 0; break; case SOUND_MIXER_PRIVATE2: DPF(4, "SOUND_MIXER_PRIVATE2"); if (copy_from_user(card->digmix, (void *) arg, sizeof(card->digmix))) return -EFAULT; for (i = 0; i < sizeof(card->digmix) / sizeof(card->digmix[0]); i++) sblive_writeptr(card, FXGPREGBASE + 0x10 + i, 0, (card->digmix[i] & DM_MUTE) ? 0 : card->digmix[i]); return 0; break; case SOUND_MIXER_PRIVATE3: { struct mixer_private_ioctl ctl; if (copy_from_user(&ctl, (void *) arg, sizeof(struct mixer_private_ioctl))) return -EFAULT; switch (ctl.cmd) { #ifdef EMU10K1_DEBUG case CMD_WRITEFN0: emu10k1_writefn0(card, ctl.val[0], ctl.val[1]); return 0; break; case CMD_WRITEPTR: if(ctl.val[1] >= 0x40) return -EINVAL; if(ctl.val[0] > 0xff) return -EINVAL; if((ctl.val[0] & 0x7ff) > 0x3f) ctl.val[1] = 0x00; sblive_writeptr(card, ctl.val[0], ctl.val[1], ctl.val[2]); return 0; break; #endif case CMD_READFN0: ctl.val[2] = emu10k1_readfn0(card, ctl.val[0]); if (copy_to_user((void *) arg, &ctl, sizeof(struct mixer_private_ioctl))) return -EFAULT; return 0; break; case CMD_READPTR: if(ctl.val[1] >= 0x40) return -EINVAL; if((ctl.val[0] & 0x7ff) > 0xff) return -EINVAL; if((ctl.val[0] & 0x7ff) > 0x3f) ctl.val[1] = 0x00; ctl.val[2] = sblive_readptr(card, ctl.val[0], ctl.val[1]); if (copy_to_user((void *) arg, &ctl, sizeof(struct mixer_private_ioctl))) return -EFAULT; return 0; break; case CMD_SETRECSRC: switch(ctl.val[0]){ case WAVERECORD_AC97: if(card->isaps) return -EINVAL; card->wavein.recsrc = WAVERECORD_AC97; break; case WAVERECORD_MIC: card->wavein.recsrc = WAVERECORD_MIC; break; case WAVERECORD_FX: card->wavein.recsrc = WAVERECORD_FX; card->wavein.fxwc = ctl.val[1] & 0xffff; if(!card->wavein.fxwc) return -EINVAL; break; default: return -EINVAL; } return 0; break; case CMD_GETRECSRC: ctl.val[0] = card->wavein.recsrc; ctl.val[1] = card->wavein.fxwc; if (copy_to_user((void *) arg, &ctl, sizeof(struct mixer_private_ioctl))) return -EFAULT; return 0; break; case CMD_GETVOICEPARAM: ctl.val[0] = card->waveout.send_routing[0]; ctl.val[1] = card->waveout.send_a[0] | card->waveout.send_b[0] << 8 | card->waveout.send_c[0] << 16 | card->waveout.send_d[0] << 24; ctl.val[2] = card->waveout.send_routing[1]; ctl.val[3] = card->waveout.send_a[1] | card->waveout.send_b[1] << 8 | card->waveout.send_c[1] << 16 | card->waveout.send_d[1] << 24; ctl.val[4] = card->waveout.send_routing[2]; ctl.val[5] = card->waveout.send_a[2] | card->waveout.send_b[2] << 8 | card->waveout.send_c[2] << 16 | card->waveout.send_d[2] << 24; if (copy_to_user((void *) arg, &ctl, sizeof(struct mixer_private_ioctl))) return -EFAULT; return 0; break; case CMD_SETVOICEPARAM: card->waveout.send_routing[0] = ctl.val[0] & 0xffff; card->waveout.send_a[0] = ctl.val[1] & 0xff; card->waveout.send_b[0] = (ctl.val[1] >> 8) & 0xff; card->waveout.send_c[0] = (ctl.val[1] >> 16) & 0xff; card->waveout.send_d[0] = (ctl.val[1] >> 24) & 0xff; card->waveout.send_routing[1] = ctl.val[2] & 0xffff; card->waveout.send_a[1] = ctl.val[3] & 0xff; card->waveout.send_b[1] = (ctl.val[3] >> 8) & 0xff; card->waveout.send_c[1] = (ctl.val[3] >> 16) & 0xff; card->waveout.send_d[1] = (ctl.val[3] >> 24) & 0xff; card->waveout.send_routing[2] = ctl.val[4] & 0xffff; card->waveout.send_a[2] = ctl.val[5] & 0xff; card->waveout.send_b[2] = (ctl.val[5] >> 8) & 0xff; card->waveout.send_c[2] = (ctl.val[5] >> 16) & 0xff; card->waveout.send_d[2] = (ctl.val[5] >> 24) & 0xff; return 0; break; default: return -EINVAL; break; } } break; case SOUND_MIXER_PRIVATE4:{ u32 size; int size_reg = 0; if (copy_from_user(&size, (void *) arg, sizeof(size))) return -EFAULT; DPD(2,"External tram size 0x%x\n", size); if(size > 0x1fffff) return -EINVAL; if (size != 0) { size = (size - 1) >> 14; while (size) { size >>= 1; size_reg++; } size = 0x4000 << size_reg; } DPD(2,"External tram size 0x%x 0x%x\n", size, size_reg); if (size != card->tankmem.size) { if (card->tankmem.size > 0) { emu10k1_writefn0(card, HCFG_LOCKTANKCACHE, 1); sblive_writeptr_tag(card, 0, TCB, 0, TCBS, 0, TAGLIST_END); pci_free_consistent(card->pci_dev, card->tankmem.size, card->tankmem.addr, card->tankmem.dma_handle); card->tankmem.size = 0; } if (size != 0) { if ((card->tankmem.addr = pci_alloc_consistent(card->pci_dev, size, &card->tankmem.dma_handle)) == NULL) return -ENOMEM; card->tankmem.size = size; sblive_writeptr_tag(card, 0, TCB, card->tankmem.dma_handle, TCBS, size_reg, TAGLIST_END); emu10k1_writefn0(card, HCFG_LOCKTANKCACHE, 0); } } return 0; } break; default: break; } if (_IOC_TYPE(cmd) != 'M' || _IOC_SIZE(cmd) != sizeof(int)) return -EINVAL; if (_IOC_DIR(cmd) == _IOC_READ) { switch (_IOC_NR(cmd)) { case SOUND_MIXER_DEVMASK: /* Arg contains a bit for each supported device */ DPF(4, "SOUND_MIXER_READ_DEVMASK\n"); if (card->isaps) #ifdef TONE_CONTROL return put_user(SOUND_MASK_PCM | SOUND_MASK_VOLUME | SOUND_MASK_BASS | SOUND_MASK_TREBLE, (int *) arg); #else return put_user(SOUND_MASK_PCM | SOUND_MASK_VOLUME, (int *) arg); #endif #ifdef TONE_CONTROL return put_user(SOUND_MASK_LINE | SOUND_MASK_CD | SOUND_MASK_OGAIN | SOUND_MASK_LINE1 | SOUND_MASK_PCM | SOUND_MASK_VOLUME | SOUND_MASK_PHONEIN | SOUND_MASK_MIC | SOUND_MASK_BASS | SOUND_MASK_TREBLE | SOUND_MASK_RECLEV | SOUND_MASK_SPEAKER | SOUND_MASK_LINE3 | SOUND_MASK_DIGITAL1 | SOUND_MASK_DIGITAL2 | SOUND_MASK_LINE2, (int *) arg); #else return put_user(SOUND_MASK_LINE | SOUND_MASK_CD | SOUND_MASK_OGAIN | SOUND_MASK_LINE1 | SOUND_MASK_PCM | SOUND_MASK_VOLUME | SOUND_MASK_PHONEIN | SOUND_MASK_MIC | SOUND_MASK_RECLEV | SOUND_MASK_SPEAKER | SOUND_MASK_LINE3 | SOUND_MASK_DIGITAL1 | SOUND_MASK_DIGITAL2 | SOUND_MASK_LINE2, (int *) arg); #endif case SOUND_MIXER_RECMASK: /* Arg contains a bit for each supported recording source */ DPF(2, "SOUND_MIXER_READ_RECMASK\n"); if (card->isaps) return put_user(0, (int *) arg); return put_user(SOUND_MASK_MIC | SOUND_MASK_CD | SOUND_MASK_LINE1 | SOUND_MASK_LINE | SOUND_MASK_VOLUME | SOUND_MASK_OGAIN | SOUND_MASK_PHONEIN, (int *) arg); case SOUND_MIXER_STEREODEVS: /* Mixer channels supporting stereo */ DPF(2, "SOUND_MIXER_READ_STEREODEVS\n"); if (card->isaps) #ifdef TONE_CONTROL return put_user(SOUND_MASK_PCM | SOUND_MASK_VOLUME | SOUND_MASK_BASS | SOUND_MASK_TREBLE, (int *) arg); #else return put_user(SOUND_MASK_PCM | SOUND_MASK_VOLUME, (int *) arg); #endif #ifdef TONE_CONTROL return put_user(SOUND_MASK_LINE | SOUND_MASK_CD | SOUND_MASK_OGAIN | SOUND_MASK_LINE1 | SOUND_MASK_PCM | SOUND_MASK_VOLUME | SOUND_MASK_BASS | SOUND_MASK_TREBLE | SOUND_MASK_RECLEV | SOUND_MASK_LINE3 | SOUND_MASK_DIGITAL1 | SOUND_MASK_DIGITAL2 | SOUND_MASK_LINE2, (int *) arg); #else return put_user(SOUND_MASK_LINE | SOUND_MASK_CD | SOUND_MASK_OGAIN | SOUND_MASK_LINE1 | SOUND_MASK_PCM | SOUND_MASK_VOLUME | SOUND_MASK_RECLEV | SOUND_MASK_LINE3 | SOUND_MASK_DIGITAL1 | SOUND_MASK_DIGITAL2 | SOUND_MASK_LINE2, (int *) arg); #endif case SOUND_MIXER_CAPS: DPF(2, "SOUND_MIXER_READ_CAPS\n"); return put_user(SOUND_CAP_EXCL_INPUT, (int *) arg); #ifdef PRIVATE_PCM_VOLUME case SOUND_MIXER_PCM: /* needs to be before default: !!*/ { int i; for (i = 0; i < MAX_PCM_CHANNELS; i++) { if (sblive_pcm_volume[i].files == current->files) { return put_user((int) sblive_pcm_volume[i].mixer, (int *) arg); } } } #endif default: break; } switch (_IOC_NR(cmd)) { case SOUND_MIXER_RECSRC: /* Arg contains a bit for each recording source */ DPF(2, "SOUND_MIXER_READ_RECSRC\n"); if (card->isaps) return put_user(0, (int *) arg); sblive_readac97(card, AC97_RECORDSELECT, ®); return put_user(recsrc[reg & 7], (int *) arg); default: i = _IOC_NR(cmd); DPD(4, "SOUND_MIXER_READ(%d)\n", i); if (i >= SOUND_MIXER_NRDEVICES) return -EINVAL; #ifdef OSS_DOCUMENTED_MIXER_SEMANTICS return mixer_rdch(card, i, (int *) arg); #else /* OSS_DOCUMENTED_MIXER_SEMANTICS */ if (!volidx[i]) return -EINVAL; return put_user(card->arrwVol[volidx[i]], (int *) arg); #endif /* OSS_DOCUMENTED_MIXER_SEMANTICS */ } } /* End of _IOC_READ */ if (_IOC_DIR(cmd) != (_IOC_READ | _IOC_WRITE)) return -EINVAL; /* _IOC_WRITE */ card->modcnt++; switch (_IOC_NR(cmd)) { case SOUND_MIXER_RECSRC: /* Arg contains a bit for each recording source */ DPF(2, "SOUND_MIXER_WRITE_RECSRC\n"); if (card->isaps) return -EINVAL; get_user_ret(val, (int *) arg, -EFAULT); i = hweight32(val); if (i == 0) return 0; /* val = mixer_recmask(s); */ else if (i > 1) { sblive_readac97(card, AC97_RECORDSELECT, ®); val &= ~recsrc[reg & 7]; } for (i = 0; i < 8; i++) { if (val & recsrc[i]) { DPD(2, "Selecting record source to be 0x%04x\n", 0x0101 * i); sblive_writeac97(card, AC97_RECORDSELECT, 0x0101 * i); return 0; } } return 0; default: i = _IOC_NR(cmd); DPD(4, "SOUND_MIXER_WRITE(%d)\n", i); if (i >= SOUND_MIXER_NRDEVICES) return -EINVAL; get_user_ret(val, (int *) arg, -EFAULT); if (emu10k1_mixer_wrch(card, i, val)) return -EINVAL; #ifdef OSS_DOCUMENTED_MIXER_SEMANTICS return mixer_rdch(card, i, (int *) arg); #else /* OSS_DOCUMENTED_MIXER_SEMANTICS */ return put_user(card->arrwVol[volidx[i]], (int *) arg); #endif /* OSS_DOCUMENTED_MIXER_SEMANTICS */ } } static int emu10k1_mixer_open(struct inode *inode, struct file *file) { int minor = MINOR(inode->i_rdev); struct emu10k1_card *card; struct list_head *entry; DPF(4, "emu10k1_mixer_open()\n"); list_for_each(entry, &emu10k1_devs) { card = list_entry(entry, struct emu10k1_card, list); if (card->mixer_num == minor) break; } if (entry == &emu10k1_devs) return -ENODEV; file->private_data = card; return 0; } static int emu10k1_mixer_release(struct inode *inode, struct file *file) { DPF(4, "emu10k1_mixer_release()\n"); return 0; } struct file_operations emu10k1_mixer_fops = { owner: THIS_MODULE, llseek: emu10k1_mixer_llseek, ioctl: emu10k1_mixer_ioctl, open: emu10k1_mixer_open, release: emu10k1_mixer_release, };