| /* |
| * sound/sb_mixer.c |
| * |
| * The low level mixer driver for the Sound Blaster compatible cards. |
| */ |
| /* |
| * Copyright (C) by Hannu Savolainen 1993-1997 |
| * |
| * OSS/Free 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. |
| * |
| * |
| * Thomas Sailer : ioctl code reworked (vmalloc/vfree removed) |
| * Rolf Fokkens (Dec 20 1998) : Moved ESS stuff into sb_ess.[ch] |
| * Stanislav Voronyi <stas@esc.kharkov.com> : Support for AWE 3DSE device (Jun 7 1999) |
| */ |
| |
| #include "sound_config.h" |
| |
| #define __SB_MIXER_C__ |
| |
| #include "sb.h" |
| #include "sb_mixer.h" |
| |
| #include "sb_ess.h" |
| |
| #define SBPRO_RECORDING_DEVICES (SOUND_MASK_LINE | SOUND_MASK_MIC | SOUND_MASK_CD) |
| |
| /* Same as SB Pro, unless I find otherwise */ |
| #define SGNXPRO_RECORDING_DEVICES SBPRO_RECORDING_DEVICES |
| |
| #define SBPRO_MIXER_DEVICES (SOUND_MASK_SYNTH | SOUND_MASK_PCM | SOUND_MASK_LINE | SOUND_MASK_MIC | \ |
| SOUND_MASK_CD | SOUND_MASK_VOLUME) |
| |
| /* SG NX Pro has treble and bass settings on the mixer. The 'speaker' |
| * channel is the COVOX/DisneySoundSource emulation volume control |
| * on the mixer. It does NOT control speaker volume. Should have own |
| * mask eventually? |
| */ |
| #define SGNXPRO_MIXER_DEVICES (SBPRO_MIXER_DEVICES|SOUND_MASK_BASS| \ |
| SOUND_MASK_TREBLE|SOUND_MASK_SPEAKER ) |
| |
| #define SB16_RECORDING_DEVICES (SOUND_MASK_SYNTH | SOUND_MASK_LINE | SOUND_MASK_MIC | \ |
| SOUND_MASK_CD) |
| |
| #define SB16_OUTFILTER_DEVICES (SOUND_MASK_LINE | SOUND_MASK_MIC | \ |
| SOUND_MASK_CD) |
| |
| #define SB16_MIXER_DEVICES (SOUND_MASK_SYNTH | SOUND_MASK_PCM | SOUND_MASK_SPEAKER | SOUND_MASK_LINE | SOUND_MASK_MIC | \ |
| SOUND_MASK_CD | \ |
| SOUND_MASK_IGAIN | SOUND_MASK_OGAIN | \ |
| SOUND_MASK_VOLUME | SOUND_MASK_BASS | SOUND_MASK_TREBLE | \ |
| SOUND_MASK_IMIX) |
| |
| /* These are the only devices that are working at the moment. Others could |
| * be added once they are identified and a method is found to control them. |
| */ |
| #define ALS007_MIXER_DEVICES (SOUND_MASK_SYNTH | SOUND_MASK_LINE | \ |
| SOUND_MASK_PCM | SOUND_MASK_MIC | \ |
| SOUND_MASK_CD | \ |
| SOUND_MASK_VOLUME) |
| |
| static mixer_tab sbpro_mix = { |
| MIX_ENT(SOUND_MIXER_VOLUME, 0x22, 7, 4, 0x22, 3, 4), |
| MIX_ENT(SOUND_MIXER_BASS, 0x00, 0, 0, 0x00, 0, 0), |
| MIX_ENT(SOUND_MIXER_TREBLE, 0x00, 0, 0, 0x00, 0, 0), |
| MIX_ENT(SOUND_MIXER_SYNTH, 0x26, 7, 4, 0x26, 3, 4), |
| MIX_ENT(SOUND_MIXER_PCM, 0x04, 7, 4, 0x04, 3, 4), |
| MIX_ENT(SOUND_MIXER_SPEAKER, 0x00, 0, 0, 0x00, 0, 0), |
| MIX_ENT(SOUND_MIXER_LINE, 0x2e, 7, 4, 0x2e, 3, 4), |
| MIX_ENT(SOUND_MIXER_MIC, 0x0a, 2, 3, 0x00, 0, 0), |
| MIX_ENT(SOUND_MIXER_CD, 0x28, 7, 4, 0x28, 3, 4), |
| MIX_ENT(SOUND_MIXER_IMIX, 0x00, 0, 0, 0x00, 0, 0), |
| MIX_ENT(SOUND_MIXER_ALTPCM, 0x00, 0, 0, 0x00, 0, 0), |
| MIX_ENT(SOUND_MIXER_RECLEV, 0x00, 0, 0, 0x00, 0, 0) |
| }; |
| |
| static mixer_tab sb16_mix = { |
| MIX_ENT(SOUND_MIXER_VOLUME, 0x30, 7, 5, 0x31, 7, 5), |
| MIX_ENT(SOUND_MIXER_BASS, 0x46, 7, 4, 0x47, 7, 4), |
| MIX_ENT(SOUND_MIXER_TREBLE, 0x44, 7, 4, 0x45, 7, 4), |
| MIX_ENT(SOUND_MIXER_SYNTH, 0x34, 7, 5, 0x35, 7, 5), |
| MIX_ENT(SOUND_MIXER_PCM, 0x32, 7, 5, 0x33, 7, 5), |
| MIX_ENT(SOUND_MIXER_SPEAKER, 0x3b, 7, 2, 0x00, 0, 0), |
| MIX_ENT(SOUND_MIXER_LINE, 0x38, 7, 5, 0x39, 7, 5), |
| MIX_ENT(SOUND_MIXER_MIC, 0x3a, 7, 5, 0x00, 0, 0), |
| MIX_ENT(SOUND_MIXER_CD, 0x36, 7, 5, 0x37, 7, 5), |
| MIX_ENT(SOUND_MIXER_IMIX, 0x3c, 0, 1, 0x00, 0, 0), |
| MIX_ENT(SOUND_MIXER_ALTPCM, 0x00, 0, 0, 0x00, 0, 0), |
| MIX_ENT(SOUND_MIXER_RECLEV, 0x3f, 7, 2, 0x40, 7, 2), /* Obsolete. Use IGAIN */ |
| MIX_ENT(SOUND_MIXER_IGAIN, 0x3f, 7, 2, 0x40, 7, 2), |
| MIX_ENT(SOUND_MIXER_OGAIN, 0x41, 7, 2, 0x42, 7, 2) |
| }; |
| |
| static mixer_tab als007_mix = |
| { |
| MIX_ENT(SOUND_MIXER_VOLUME, 0x62, 7, 4, 0x62, 3, 4), |
| MIX_ENT(SOUND_MIXER_BASS, 0x00, 0, 0, 0x00, 0, 0), |
| MIX_ENT(SOUND_MIXER_TREBLE, 0x00, 0, 0, 0x00, 0, 0), |
| MIX_ENT(SOUND_MIXER_SYNTH, 0x66, 7, 4, 0x66, 3, 4), |
| MIX_ENT(SOUND_MIXER_PCM, 0x64, 7, 4, 0x64, 3, 4), |
| MIX_ENT(SOUND_MIXER_SPEAKER, 0x00, 0, 0, 0x00, 0, 0), |
| MIX_ENT(SOUND_MIXER_LINE, 0x6e, 7, 4, 0x6e, 3, 4), |
| MIX_ENT(SOUND_MIXER_MIC, 0x6a, 2, 3, 0x00, 0, 0), |
| MIX_ENT(SOUND_MIXER_CD, 0x68, 7, 4, 0x68, 3, 4), |
| MIX_ENT(SOUND_MIXER_IMIX, 0x00, 0, 0, 0x00, 0, 0), |
| MIX_ENT(SOUND_MIXER_ALTPCM, 0x00, 0, 0, 0x00, 0, 0), |
| MIX_ENT(SOUND_MIXER_RECLEV, 0x00, 0, 0, 0x00, 0, 0), /* Obsolete. Use IGAIN */ |
| MIX_ENT(SOUND_MIXER_IGAIN, 0x00, 0, 0, 0x00, 0, 0), |
| MIX_ENT(SOUND_MIXER_OGAIN, 0x00, 0, 0, 0x00, 0, 0) |
| }; |
| |
| |
| /* SM_GAMES Master volume is lower and PCM & FM volumes |
| higher than with SB Pro. This improves the |
| sound quality */ |
| |
| static int smg_default_levels[32] = |
| { |
| 0x2020, /* Master Volume */ |
| 0x4b4b, /* Bass */ |
| 0x4b4b, /* Treble */ |
| 0x6464, /* FM */ |
| 0x6464, /* PCM */ |
| 0x4b4b, /* PC Speaker */ |
| 0x4b4b, /* Ext Line */ |
| 0x0000, /* Mic */ |
| 0x4b4b, /* CD */ |
| 0x4b4b, /* Recording monitor */ |
| 0x4b4b, /* SB PCM */ |
| 0x4b4b, /* Recording level */ |
| 0x4b4b, /* Input gain */ |
| 0x4b4b, /* Output gain */ |
| 0x4040, /* Line1 */ |
| 0x4040, /* Line2 */ |
| 0x1515 /* Line3 */ |
| }; |
| |
| static int sb_default_levels[32] = |
| { |
| 0x5a5a, /* Master Volume */ |
| 0x4b4b, /* Bass */ |
| 0x4b4b, /* Treble */ |
| 0x4b4b, /* FM */ |
| 0x4b4b, /* PCM */ |
| 0x4b4b, /* PC Speaker */ |
| 0x4b4b, /* 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 */ |
| }; |
| |
| static unsigned char sb16_recmasks_L[SOUND_MIXER_NRDEVICES] = |
| { |
| 0x00, /* SOUND_MIXER_VOLUME */ |
| 0x00, /* SOUND_MIXER_BASS */ |
| 0x00, /* SOUND_MIXER_TREBLE */ |
| 0x40, /* SOUND_MIXER_SYNTH */ |
| 0x00, /* SOUND_MIXER_PCM */ |
| 0x00, /* SOUND_MIXER_SPEAKER */ |
| 0x10, /* SOUND_MIXER_LINE */ |
| 0x01, /* SOUND_MIXER_MIC */ |
| 0x04, /* SOUND_MIXER_CD */ |
| 0x00, /* SOUND_MIXER_IMIX */ |
| 0x00, /* SOUND_MIXER_ALTPCM */ |
| 0x00, /* SOUND_MIXER_RECLEV */ |
| 0x00, /* SOUND_MIXER_IGAIN */ |
| 0x00 /* SOUND_MIXER_OGAIN */ |
| }; |
| |
| static unsigned char sb16_recmasks_R[SOUND_MIXER_NRDEVICES] = |
| { |
| 0x00, /* SOUND_MIXER_VOLUME */ |
| 0x00, /* SOUND_MIXER_BASS */ |
| 0x00, /* SOUND_MIXER_TREBLE */ |
| 0x20, /* SOUND_MIXER_SYNTH */ |
| 0x00, /* SOUND_MIXER_PCM */ |
| 0x00, /* SOUND_MIXER_SPEAKER */ |
| 0x08, /* SOUND_MIXER_LINE */ |
| 0x01, /* SOUND_MIXER_MIC */ |
| 0x02, /* SOUND_MIXER_CD */ |
| 0x00, /* SOUND_MIXER_IMIX */ |
| 0x00, /* SOUND_MIXER_ALTPCM */ |
| 0x00, /* SOUND_MIXER_RECLEV */ |
| 0x00, /* SOUND_MIXER_IGAIN */ |
| 0x00 /* SOUND_MIXER_OGAIN */ |
| }; |
| |
| static char smw_mix_regs[] = /* Left mixer registers */ |
| { |
| 0x0b, /* SOUND_MIXER_VOLUME */ |
| 0x0d, /* SOUND_MIXER_BASS */ |
| 0x0d, /* SOUND_MIXER_TREBLE */ |
| 0x05, /* SOUND_MIXER_SYNTH */ |
| 0x09, /* SOUND_MIXER_PCM */ |
| 0x00, /* SOUND_MIXER_SPEAKER */ |
| 0x03, /* SOUND_MIXER_LINE */ |
| 0x01, /* SOUND_MIXER_MIC */ |
| 0x07, /* SOUND_MIXER_CD */ |
| 0x00, /* SOUND_MIXER_IMIX */ |
| 0x00, /* SOUND_MIXER_ALTPCM */ |
| 0x00, /* SOUND_MIXER_RECLEV */ |
| 0x00, /* SOUND_MIXER_IGAIN */ |
| 0x00, /* SOUND_MIXER_OGAIN */ |
| 0x00, /* SOUND_MIXER_LINE1 */ |
| 0x00, /* SOUND_MIXER_LINE2 */ |
| 0x00 /* SOUND_MIXER_LINE3 */ |
| }; |
| |
| static int sbmixnum = 1; |
| |
| static void sb_mixer_reset(sb_devc * devc); |
| |
| void sb_mixer_set_stereo(sb_devc * devc, int mode) |
| { |
| sb_chgmixer(devc, OUT_FILTER, STEREO_DAC, (mode ? STEREO_DAC : MONO_DAC)); |
| } |
| |
| static int detect_mixer(sb_devc * devc) |
| { |
| /* Just trust the mixer is there */ |
| return 1; |
| } |
| |
| static void change_bits(sb_devc * devc, unsigned char *regval, int dev, int chn, int newval) |
| { |
| unsigned char mask; |
| int shift; |
| |
| mask = (1 << (*devc->iomap)[dev][chn].nbits) - 1; |
| newval = (int) ((newval * mask) + 50) / 100; /* Scale */ |
| |
| shift = (*devc->iomap)[dev][chn].bitoffs - (*devc->iomap)[dev][LEFT_CHN].nbits + 1; |
| |
| *regval &= ~(mask << shift); /* Mask out previous value */ |
| *regval |= (newval & mask) << shift; /* Set the new value */ |
| } |
| |
| static int sb_mixer_get(sb_devc * devc, int dev) |
| { |
| if (!((1 << dev) & devc->supported_devices)) |
| return -EINVAL; |
| return devc->levels[dev]; |
| } |
| |
| void smw_mixer_init(sb_devc * devc) |
| { |
| int i; |
| |
| sb_setmixer(devc, 0x00, 0x18); /* Mute unused (Telephone) line */ |
| sb_setmixer(devc, 0x10, 0x38); /* Config register 2 */ |
| |
| devc->supported_devices = 0; |
| for (i = 0; i < sizeof(smw_mix_regs); i++) |
| if (smw_mix_regs[i] != 0) |
| devc->supported_devices |= (1 << i); |
| |
| devc->supported_rec_devices = devc->supported_devices & |
| ~(SOUND_MASK_BASS | SOUND_MASK_TREBLE | SOUND_MASK_PCM | SOUND_MASK_VOLUME); |
| sb_mixer_reset(devc); |
| } |
| |
| int sb_common_mixer_set(sb_devc * devc, int dev, int left, int right) |
| { |
| int regoffs; |
| unsigned char val; |
| |
| if ((dev < 0) || (dev >= devc->iomap_sz)) |
| return -EINVAL; |
| |
| regoffs = (*devc->iomap)[dev][LEFT_CHN].regno; |
| |
| if (regoffs == 0) |
| return -EINVAL; |
| |
| val = sb_getmixer(devc, regoffs); |
| change_bits(devc, &val, dev, LEFT_CHN, left); |
| |
| if ((*devc->iomap)[dev][RIGHT_CHN].regno != regoffs) /* |
| * Change register |
| */ |
| { |
| sb_setmixer(devc, regoffs, val); /* |
| * Save the old one |
| */ |
| regoffs = (*devc->iomap)[dev][RIGHT_CHN].regno; |
| |
| if (regoffs == 0) |
| return left | (left << 8); /* |
| * Just left channel present |
| */ |
| |
| val = sb_getmixer(devc, regoffs); /* |
| * Read the new one |
| */ |
| } |
| change_bits(devc, &val, dev, RIGHT_CHN, right); |
| |
| sb_setmixer(devc, regoffs, val); |
| |
| return left | (right << 8); |
| } |
| |
| static int smw_mixer_set(sb_devc * devc, int dev, int left, int right) |
| { |
| int reg, val; |
| |
| switch (dev) |
| { |
| case SOUND_MIXER_VOLUME: |
| sb_setmixer(devc, 0x0b, 96 - (96 * left / 100)); /* 96=mute, 0=max */ |
| sb_setmixer(devc, 0x0c, 96 - (96 * right / 100)); |
| break; |
| |
| case SOUND_MIXER_BASS: |
| case SOUND_MIXER_TREBLE: |
| devc->levels[dev] = left | (right << 8); |
| /* Set left bass and treble values */ |
| val = ((devc->levels[SOUND_MIXER_TREBLE] & 0xff) * 16 / (unsigned) 100) << 4; |
| val |= ((devc->levels[SOUND_MIXER_BASS] & 0xff) * 16 / (unsigned) 100) & 0x0f; |
| sb_setmixer(devc, 0x0d, val); |
| |
| /* Set right bass and treble values */ |
| val = (((devc->levels[SOUND_MIXER_TREBLE] >> 8) & 0xff) * 16 / (unsigned) 100) << 4; |
| val |= (((devc->levels[SOUND_MIXER_BASS] >> 8) & 0xff) * 16 / (unsigned) 100) & 0x0f; |
| sb_setmixer(devc, 0x0e, val); |
| |
| break; |
| |
| default: |
| /* bounds check */ |
| if (dev < 0 || dev >= ARRAY_SIZE(smw_mix_regs)) |
| return -EINVAL; |
| reg = smw_mix_regs[dev]; |
| if (reg == 0) |
| return -EINVAL; |
| sb_setmixer(devc, reg, (24 - (24 * left / 100)) | 0x20); /* 24=mute, 0=max */ |
| sb_setmixer(devc, reg + 1, (24 - (24 * right / 100)) | 0x40); |
| } |
| |
| devc->levels[dev] = left | (right << 8); |
| return left | (right << 8); |
| } |
| |
| static int sb_mixer_set(sb_devc * devc, int dev, int value) |
| { |
| int left = value & 0x000000ff; |
| int right = (value & 0x0000ff00) >> 8; |
| int retval; |
| |
| if (left > 100) |
| left = 100; |
| if (right > 100) |
| right = 100; |
| |
| if ((dev < 0) || (dev > 31)) |
| return -EINVAL; |
| |
| if (!(devc->supported_devices & (1 << dev))) /* |
| * Not supported |
| */ |
| return -EINVAL; |
| |
| /* Differentiate depending on the chipsets */ |
| switch (devc->model) { |
| case MDL_SMW: |
| retval = smw_mixer_set(devc, dev, left, right); |
| break; |
| case MDL_ESS: |
| retval = ess_mixer_set(devc, dev, left, right); |
| break; |
| default: |
| retval = sb_common_mixer_set(devc, dev, left, right); |
| } |
| if (retval >= 0) devc->levels[dev] = retval; |
| |
| return retval; |
| } |
| |
| /* |
| * set_recsrc doesn't apply to ES188x |
| */ |
| static void set_recsrc(sb_devc * devc, int src) |
| { |
| sb_setmixer(devc, RECORD_SRC, (sb_getmixer(devc, RECORD_SRC) & ~7) | (src & 0x7)); |
| } |
| |
| static int set_recmask(sb_devc * devc, int mask) |
| { |
| int devmask, i; |
| unsigned char regimageL, regimageR; |
| |
| devmask = mask & devc->supported_rec_devices; |
| |
| switch (devc->model) |
| { |
| case MDL_SBPRO: |
| case MDL_ESS: |
| case MDL_JAZZ: |
| case MDL_SMW: |
| if (devc->model == MDL_ESS && ess_set_recmask (devc, &devmask)) { |
| break; |
| }; |
| if (devmask != SOUND_MASK_MIC && |
| devmask != SOUND_MASK_LINE && |
| devmask != SOUND_MASK_CD) |
| { |
| /* |
| * More than one device selected. Drop the |
| * previous selection |
| */ |
| devmask &= ~devc->recmask; |
| } |
| if (devmask != SOUND_MASK_MIC && |
| devmask != SOUND_MASK_LINE && |
| devmask != SOUND_MASK_CD) |
| { |
| /* |
| * More than one device selected. Default to |
| * mic |
| */ |
| devmask = SOUND_MASK_MIC; |
| } |
| if (devmask ^ devc->recmask) /* |
| * Input source changed |
| */ |
| { |
| switch (devmask) |
| { |
| case SOUND_MASK_MIC: |
| set_recsrc(devc, SRC__MIC); |
| break; |
| |
| case SOUND_MASK_LINE: |
| set_recsrc(devc, SRC__LINE); |
| break; |
| |
| case SOUND_MASK_CD: |
| set_recsrc(devc, SRC__CD); |
| break; |
| |
| default: |
| set_recsrc(devc, SRC__MIC); |
| } |
| } |
| break; |
| |
| case MDL_SB16: |
| if (!devmask) |
| devmask = SOUND_MASK_MIC; |
| |
| if (devc->submodel == SUBMDL_ALS007) |
| { |
| switch (devmask) |
| { |
| case SOUND_MASK_LINE: |
| sb_setmixer(devc, ALS007_RECORD_SRC, ALS007_LINE); |
| break; |
| case SOUND_MASK_CD: |
| sb_setmixer(devc, ALS007_RECORD_SRC, ALS007_CD); |
| break; |
| case SOUND_MASK_SYNTH: |
| sb_setmixer(devc, ALS007_RECORD_SRC, ALS007_SYNTH); |
| break; |
| default: /* Also takes care of SOUND_MASK_MIC case */ |
| sb_setmixer(devc, ALS007_RECORD_SRC, ALS007_MIC); |
| break; |
| } |
| } |
| else |
| { |
| regimageL = regimageR = 0; |
| for (i = 0; i < SOUND_MIXER_NRDEVICES; i++) |
| { |
| if ((1 << i) & devmask) |
| { |
| regimageL |= sb16_recmasks_L[i]; |
| regimageR |= sb16_recmasks_R[i]; |
| } |
| sb_setmixer (devc, SB16_IMASK_L, regimageL); |
| sb_setmixer (devc, SB16_IMASK_R, regimageR); |
| } |
| } |
| break; |
| } |
| devc->recmask = devmask; |
| return devc->recmask; |
| } |
| |
| static int set_outmask(sb_devc * devc, int mask) |
| { |
| int devmask, i; |
| unsigned char regimage; |
| |
| devmask = mask & devc->supported_out_devices; |
| |
| switch (devc->model) |
| { |
| case MDL_SB16: |
| if (devc->submodel == SUBMDL_ALS007) |
| break; |
| else |
| { |
| regimage = 0; |
| for (i = 0; i < SOUND_MIXER_NRDEVICES; i++) |
| { |
| if ((1 << i) & devmask) |
| { |
| regimage |= (sb16_recmasks_L[i] | sb16_recmasks_R[i]); |
| } |
| sb_setmixer (devc, SB16_OMASK, regimage); |
| } |
| } |
| break; |
| default: |
| break; |
| } |
| |
| devc->outmask = devmask; |
| return devc->outmask; |
| } |
| |
| static int sb_mixer_ioctl(int dev, unsigned int cmd, void __user *arg) |
| { |
| sb_devc *devc = mixer_devs[dev]->devc; |
| int val, ret; |
| int __user *p = arg; |
| |
| /* |
| * Use ioctl(fd, SOUND_MIXER_AGC, &mode) to turn AGC off (0) or on (1). |
| * Use ioctl(fd, SOUND_MIXER_3DSE, &mode) to turn 3DSE off (0) or on (1) |
| * or mode==2 put 3DSE state to mode. |
| */ |
| if (devc->model == MDL_SB16) { |
| if (cmd == SOUND_MIXER_AGC) |
| { |
| if (get_user(val, p)) |
| return -EFAULT; |
| sb_setmixer(devc, 0x43, (~val) & 0x01); |
| return 0; |
| } |
| if (cmd == SOUND_MIXER_3DSE) |
| { |
| /* I put here 15, but I don't know the exact version. |
| At least my 4.13 havn't 3DSE, 4.16 has it. */ |
| if (devc->minor < 15) |
| return -EINVAL; |
| if (get_user(val, p)) |
| return -EFAULT; |
| if (val == 0 || val == 1) |
| sb_chgmixer(devc, AWE_3DSE, 0x01, val); |
| else if (val == 2) |
| { |
| ret = sb_getmixer(devc, AWE_3DSE)&0x01; |
| return put_user(ret, p); |
| } |
| else |
| return -EINVAL; |
| return 0; |
| } |
| } |
| if (((cmd >> 8) & 0xff) == 'M') |
| { |
| if (_SIOC_DIR(cmd) & _SIOC_WRITE) |
| { |
| if (get_user(val, p)) |
| return -EFAULT; |
| switch (cmd & 0xff) |
| { |
| case SOUND_MIXER_RECSRC: |
| ret = set_recmask(devc, val); |
| break; |
| |
| case SOUND_MIXER_OUTSRC: |
| ret = set_outmask(devc, val); |
| break; |
| |
| default: |
| ret = sb_mixer_set(devc, cmd & 0xff, val); |
| } |
| } |
| else switch (cmd & 0xff) |
| { |
| case SOUND_MIXER_RECSRC: |
| ret = devc->recmask; |
| break; |
| |
| case SOUND_MIXER_OUTSRC: |
| ret = devc->outmask; |
| break; |
| |
| case SOUND_MIXER_DEVMASK: |
| ret = devc->supported_devices; |
| break; |
| |
| case SOUND_MIXER_STEREODEVS: |
| ret = devc->supported_devices; |
| /* The ESS seems to have stereo mic controls */ |
| if (devc->model == MDL_ESS) |
| ret &= ~(SOUND_MASK_SPEAKER|SOUND_MASK_IMIX); |
| else if (devc->model != MDL_JAZZ && devc->model != MDL_SMW) |
| ret &= ~(SOUND_MASK_MIC | SOUND_MASK_SPEAKER | SOUND_MASK_IMIX); |
| break; |
| |
| case SOUND_MIXER_RECMASK: |
| ret = devc->supported_rec_devices; |
| break; |
| |
| case SOUND_MIXER_OUTMASK: |
| ret = devc->supported_out_devices; |
| break; |
| |
| case SOUND_MIXER_CAPS: |
| ret = devc->mixer_caps; |
| break; |
| |
| default: |
| ret = sb_mixer_get(devc, cmd & 0xff); |
| break; |
| } |
| return put_user(ret, p); |
| } else |
| return -EINVAL; |
| } |
| |
| static struct mixer_operations sb_mixer_operations = |
| { |
| .owner = THIS_MODULE, |
| .id = "SB", |
| .name = "Sound Blaster", |
| .ioctl = sb_mixer_ioctl |
| }; |
| |
| static struct mixer_operations als007_mixer_operations = |
| { |
| .owner = THIS_MODULE, |
| .id = "ALS007", |
| .name = "Avance ALS-007", |
| .ioctl = sb_mixer_ioctl |
| }; |
| |
| static void sb_mixer_reset(sb_devc * devc) |
| { |
| char name[32]; |
| int i; |
| |
| sprintf(name, "SB_%d", devc->sbmixnum); |
| |
| if (devc->sbmo.sm_games) |
| devc->levels = load_mixer_volumes(name, smg_default_levels, 1); |
| else |
| devc->levels = load_mixer_volumes(name, sb_default_levels, 1); |
| |
| for (i = 0; i < SOUND_MIXER_NRDEVICES; i++) |
| sb_mixer_set(devc, i, devc->levels[i]); |
| |
| if (devc->model != MDL_ESS || !ess_mixer_reset (devc)) { |
| set_recmask(devc, SOUND_MASK_MIC); |
| }; |
| } |
| |
| int sb_mixer_init(sb_devc * devc, struct module *owner) |
| { |
| int mixer_type = 0; |
| int m; |
| |
| devc->sbmixnum = sbmixnum++; |
| devc->levels = NULL; |
| |
| sb_setmixer(devc, 0x00, 0); /* Reset mixer */ |
| |
| if (!(mixer_type = detect_mixer(devc))) |
| return 0; /* No mixer. Why? */ |
| |
| switch (devc->model) |
| { |
| case MDL_ESSPCI: |
| case MDL_YMPCI: |
| case MDL_SBPRO: |
| case MDL_AZTECH: |
| case MDL_JAZZ: |
| devc->mixer_caps = SOUND_CAP_EXCL_INPUT; |
| devc->supported_devices = SBPRO_MIXER_DEVICES; |
| devc->supported_rec_devices = SBPRO_RECORDING_DEVICES; |
| devc->iomap = &sbpro_mix; |
| devc->iomap_sz = ARRAY_SIZE(sbpro_mix); |
| break; |
| |
| case MDL_ESS: |
| ess_mixer_init (devc); |
| break; |
| |
| case MDL_SMW: |
| devc->mixer_caps = SOUND_CAP_EXCL_INPUT; |
| devc->supported_devices = 0; |
| devc->supported_rec_devices = 0; |
| devc->iomap = &sbpro_mix; |
| devc->iomap_sz = ARRAY_SIZE(sbpro_mix); |
| smw_mixer_init(devc); |
| break; |
| |
| case MDL_SB16: |
| devc->mixer_caps = 0; |
| devc->supported_rec_devices = SB16_RECORDING_DEVICES; |
| devc->supported_out_devices = SB16_OUTFILTER_DEVICES; |
| if (devc->submodel != SUBMDL_ALS007) |
| { |
| devc->supported_devices = SB16_MIXER_DEVICES; |
| devc->iomap = &sb16_mix; |
| devc->iomap_sz = ARRAY_SIZE(sb16_mix); |
| } |
| else |
| { |
| devc->supported_devices = ALS007_MIXER_DEVICES; |
| devc->iomap = &als007_mix; |
| devc->iomap_sz = ARRAY_SIZE(als007_mix); |
| } |
| break; |
| |
| default: |
| printk(KERN_WARNING "sb_mixer: Unsupported mixer type %d\n", devc->model); |
| return 0; |
| } |
| |
| m = sound_alloc_mixerdev(); |
| if (m == -1) |
| return 0; |
| |
| mixer_devs[m] = (struct mixer_operations *)kmalloc(sizeof(struct mixer_operations), GFP_KERNEL); |
| if (mixer_devs[m] == NULL) |
| { |
| printk(KERN_ERR "sb_mixer: Can't allocate memory\n"); |
| sound_unload_mixerdev(m); |
| return 0; |
| } |
| |
| if (devc->submodel != SUBMDL_ALS007) |
| memcpy ((char *) mixer_devs[m], (char *) &sb_mixer_operations, sizeof (struct mixer_operations)); |
| else |
| memcpy ((char *) mixer_devs[m], (char *) &als007_mixer_operations, sizeof (struct mixer_operations)); |
| |
| mixer_devs[m]->devc = devc; |
| |
| if (owner) |
| mixer_devs[m]->owner = owner; |
| |
| devc->my_mixerdev = m; |
| sb_mixer_reset(devc); |
| return 1; |
| } |
| |
| void sb_mixer_unload(sb_devc *devc) |
| { |
| if (devc->my_mixerdev == -1) |
| return; |
| |
| kfree(mixer_devs[devc->my_mixerdev]); |
| sound_unload_mixerdev(devc->my_mixerdev); |
| sbmixnum--; |
| } |