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- #include <linux/slab.h>
- #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)
- #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)
- #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)
- #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),
- 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),
- MIX_ENT(SOUND_MIXER_IGAIN, 0x00, 0, 0, 0x00, 0, 0),
- MIX_ENT(SOUND_MIXER_OGAIN, 0x00, 0, 0, 0x00, 0, 0)
- };
- static int smg_default_levels[32] =
- {
- 0x2020,
- 0x4b4b,
- 0x4b4b,
- 0x6464,
- 0x6464,
- 0x4b4b,
- 0x4b4b,
- 0x0000,
- 0x4b4b,
- 0x4b4b,
- 0x4b4b,
- 0x4b4b,
- 0x4b4b,
- 0x4b4b,
- 0x4040,
- 0x4040,
- 0x1515
- };
- static int sb_default_levels[32] =
- {
- 0x5a5a,
- 0x4b4b,
- 0x4b4b,
- 0x4b4b,
- 0x4b4b,
- 0x4b4b,
- 0x4b4b,
- 0x1010,
- 0x4b4b,
- 0x0000,
- 0x4b4b,
- 0x4b4b,
- 0x4b4b,
- 0x4b4b,
- 0x4040,
- 0x4040,
- 0x1515
- };
- static unsigned char sb16_recmasks_L[SOUND_MIXER_NRDEVICES] =
- {
- 0x00,
- 0x00,
- 0x00,
- 0x40,
- 0x00,
- 0x00,
- 0x10,
- 0x01,
- 0x04,
- 0x00,
- 0x00,
- 0x00,
- 0x00,
- 0x00
- };
- static unsigned char sb16_recmasks_R[SOUND_MIXER_NRDEVICES] =
- {
- 0x00,
- 0x00,
- 0x00,
- 0x20,
- 0x00,
- 0x00,
- 0x08,
- 0x01,
- 0x02,
- 0x00,
- 0x00,
- 0x00,
- 0x00,
- 0x00
- };
- static char smw_mix_regs[] =
- {
- 0x0b,
- 0x0d,
- 0x0d,
- 0x05,
- 0x09,
- 0x00,
- 0x03,
- 0x01,
- 0x07,
- 0x00,
- 0x00,
- 0x00,
- 0x00,
- 0x00,
- 0x00,
- 0x00,
- 0x00
- };
- 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)
- {
-
- return 1;
- }
- static void oss_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;
- shift = (*devc->iomap)[dev][chn].bitoffs - (*devc->iomap)[dev][LEFT_CHN].nbits + 1;
- *regval &= ~(mask << shift);
- *regval |= (newval & mask) << shift;
- }
- 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);
- sb_setmixer(devc, 0x10, 0x38);
- 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);
- oss_change_bits(devc, &val, dev, LEFT_CHN, left);
- if ((*devc->iomap)[dev][RIGHT_CHN].regno != regoffs)
- {
- sb_setmixer(devc, regoffs, val);
- regoffs = (*devc->iomap)[dev][RIGHT_CHN].regno;
- if (regoffs == 0)
- return left | (left << 8);
- val = sb_getmixer(devc, regoffs);
- }
- oss_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));
- sb_setmixer(devc, 0x0c, 96 - (96 * right / 100));
- break;
- case SOUND_MIXER_BASS:
- case SOUND_MIXER_TREBLE:
- devc->levels[dev] = left | (right << 8);
-
- 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);
-
- 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:
-
- 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);
- 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)))
- return -EINVAL;
-
- 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;
- }
- 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)
- {
-
- devmask &= ~devc->recmask;
- }
- if (devmask != SOUND_MASK_MIC &&
- devmask != SOUND_MASK_LINE &&
- devmask != SOUND_MASK_CD)
- {
-
- devmask = SOUND_MASK_MIC;
- }
- if (devmask ^ devc->recmask)
- {
- 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:
- 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;
-
- 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)
- {
-
- 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;
-
- 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);
- if (!(mixer_type = detect_mixer(devc)))
- return 0;
- 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] = 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--;
- }
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