/* * PMac AWACS lowlevel functions * * Copyright (c) by Takashi Iwai <tiwai@suse.de> * code based on dmasound.c. * * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include <sound/driver.h> #include <asm/io.h> #include <asm/nvram.h> #include <linux/init.h> #include <linux/delay.h> #include <linux/slab.h> #include <sound/core.h> #include "pmac.h" #ifdef CONFIG_ADB_CUDA #define PMAC_AMP_AVAIL #endif #ifdef PMAC_AMP_AVAIL typedef struct awacs_amp { unsigned char amp_master; unsigned char amp_vol[2][2]; unsigned char amp_tone[2]; } awacs_amp_t; #define CHECK_CUDA_AMP() (sys_ctrler == SYS_CTRLER_CUDA) #endif /* PMAC_AMP_AVAIL */ static void snd_pmac_screamer_wait(pmac_t *chip) { long timeout = 2000; while (!(in_le32(&chip->awacs->codec_stat) & MASK_VALID)) { mdelay(1); if (! --timeout) { snd_printd("snd_pmac_screamer_wait timeout\n"); break; } } } /* * write AWACS register */ static void snd_pmac_awacs_write(pmac_t *chip, int val) { long timeout = 5000000; if (chip->model == PMAC_SCREAMER) snd_pmac_screamer_wait(chip); out_le32(&chip->awacs->codec_ctrl, val | (chip->subframe << 22)); while (in_le32(&chip->awacs->codec_ctrl) & MASK_NEWECMD) { if (! --timeout) { snd_printd("snd_pmac_awacs_write timeout\n"); break; } } } static void snd_pmac_awacs_write_reg(pmac_t *chip, int reg, int val) { snd_pmac_awacs_write(chip, val | (reg << 12)); chip->awacs_reg[reg] = val; } static void snd_pmac_awacs_write_noreg(pmac_t *chip, int reg, int val) { snd_pmac_awacs_write(chip, val | (reg << 12)); } #ifdef CONFIG_PMAC_PBOOK /* Recalibrate chip */ static void screamer_recalibrate(pmac_t *chip) { if (chip->model != PMAC_SCREAMER) return; /* Sorry for the horrible delays... I hope to get that improved * by making the whole PM process asynchronous in a future version */ snd_pmac_awacs_write_noreg(chip, 1, chip->awacs_reg[1]); if (chip->manufacturer == 0x1) /* delay for broken crystal part */ big_mdelay(750); snd_pmac_awacs_write_noreg(chip, 1, chip->awacs_reg[1] | MASK_RECALIBRATE | MASK_CMUTE | MASK_AMUTE); snd_pmac_awacs_write_noreg(chip, 1, chip->awacs_reg[1]); snd_pmac_awacs_write_noreg(chip, 6, chip->awacs_reg[6]); } #else #define screamer_recalibrate(chip) /* NOP */ #endif /* * additional callback to set the pcm format */ static void snd_pmac_awacs_set_format(pmac_t *chip) { chip->awacs_reg[1] &= ~MASK_SAMPLERATE; chip->awacs_reg[1] |= chip->rate_index << 3; snd_pmac_awacs_write_reg(chip, 1, chip->awacs_reg[1]); } /* * AWACS volume callbacks */ /* * volumes: 0-15 stereo */ static int snd_pmac_awacs_info_volume(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo) { uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; uinfo->count = 2; uinfo->value.integer.min = 0; uinfo->value.integer.max = 15; return 0; } static int snd_pmac_awacs_get_volume(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) { pmac_t *chip = snd_kcontrol_chip(kcontrol); int reg = kcontrol->private_value & 0xff; int lshift = (kcontrol->private_value >> 8) & 0xff; int inverted = (kcontrol->private_value >> 16) & 1; unsigned long flags; int vol[2]; spin_lock_irqsave(&chip->reg_lock, flags); vol[0] = (chip->awacs_reg[reg] >> lshift) & 0xf; vol[1] = chip->awacs_reg[reg] & 0xf; spin_unlock_irqrestore(&chip->reg_lock, flags); if (inverted) { vol[0] = 0x0f - vol[0]; vol[1] = 0x0f - vol[1]; } ucontrol->value.integer.value[0] = vol[0]; ucontrol->value.integer.value[1] = vol[1]; return 0; } static int snd_pmac_awacs_put_volume(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) { pmac_t *chip = snd_kcontrol_chip(kcontrol); int reg = kcontrol->private_value & 0xff; int lshift = (kcontrol->private_value >> 8) & 0xff; int inverted = (kcontrol->private_value >> 16) & 1; int val, oldval; unsigned long flags; int vol[2]; vol[0] = ucontrol->value.integer.value[0]; vol[1] = ucontrol->value.integer.value[1]; if (inverted) { vol[0] = 0x0f - vol[0]; vol[1] = 0x0f - vol[1]; } vol[0] &= 0x0f; vol[1] &= 0x0f; spin_lock_irqsave(&chip->reg_lock, flags); oldval = chip->awacs_reg[reg]; val = oldval & ~(0xf | (0xf << lshift)); val |= vol[0] << lshift; val |= vol[1]; if (oldval != val) snd_pmac_awacs_write_reg(chip, reg, val); spin_unlock_irqrestore(&chip->reg_lock, flags); return oldval != reg; } #define AWACS_VOLUME(xname, xreg, xshift, xinverted) \ { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = 0, \ .info = snd_pmac_awacs_info_volume, \ .get = snd_pmac_awacs_get_volume, \ .put = snd_pmac_awacs_put_volume, \ .private_value = (xreg) | ((xshift) << 8) | ((xinverted) << 16) } /* * mute master/ogain for AWACS: mono */ static int snd_pmac_awacs_get_switch(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) { pmac_t *chip = snd_kcontrol_chip(kcontrol); int reg = kcontrol->private_value & 0xff; int shift = (kcontrol->private_value >> 8) & 0xff; int invert = (kcontrol->private_value >> 16) & 1; int val; unsigned long flags; spin_lock_irqsave(&chip->reg_lock, flags); val = (chip->awacs_reg[reg] >> shift) & 1; spin_unlock_irqrestore(&chip->reg_lock, flags); if (invert) val = 1 - val; ucontrol->value.integer.value[0] = val; return 0; } static int snd_pmac_awacs_put_switch(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) { pmac_t *chip = snd_kcontrol_chip(kcontrol); int reg = kcontrol->private_value & 0xff; int shift = (kcontrol->private_value >> 8) & 0xff; int invert = (kcontrol->private_value >> 16) & 1; int mask = 1 << shift; int val, changed; unsigned long flags; spin_lock_irqsave(&chip->reg_lock, flags); val = chip->awacs_reg[reg] & ~mask; if (ucontrol->value.integer.value[0] != invert) val |= mask; changed = chip->awacs_reg[reg] != val; if (changed) snd_pmac_awacs_write_reg(chip, reg, val); spin_unlock_irqrestore(&chip->reg_lock, flags); return changed; } #define AWACS_SWITCH(xname, xreg, xshift, xinvert) \ { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = 0, \ .info = snd_pmac_boolean_mono_info, \ .get = snd_pmac_awacs_get_switch, \ .put = snd_pmac_awacs_put_switch, \ .private_value = (xreg) | ((xshift) << 8) | ((xinvert) << 16) } #ifdef PMAC_AMP_AVAIL /* * controls for perch/whisper extension cards, e.g. G3 desktop * * TDA7433 connected via i2c address 0x45 (= 0x8a), * accessed through cuda */ static void awacs_set_cuda(int reg, int val) { struct adb_request req; cuda_request(&req, NULL, 5, CUDA_PACKET, CUDA_GET_SET_IIC, 0x8a, reg, val); while (! req.complete) cuda_poll(); } /* * level = 0 - 14, 7 = 0 dB */ static void awacs_amp_set_tone(awacs_amp_t *amp, int bass, int treble) { amp->amp_tone[0] = bass; amp->amp_tone[1] = treble; if (bass > 7) bass = (14 - bass) + 8; if (treble > 7) treble = (14 - treble) + 8; awacs_set_cuda(2, (bass << 4) | treble); } /* * vol = 0 - 31 (attenuation), 32 = mute bit, stereo */ static int awacs_amp_set_vol(awacs_amp_t *amp, int index, int lvol, int rvol, int do_check) { if (do_check && amp->amp_vol[index][0] == lvol && amp->amp_vol[index][1] == rvol) return 0; awacs_set_cuda(3 + index, lvol); awacs_set_cuda(5 + index, rvol); amp->amp_vol[index][0] = lvol; amp->amp_vol[index][1] = rvol; return 1; } /* * 0 = -79 dB, 79 = 0 dB, 99 = +20 dB */ static void awacs_amp_set_master(awacs_amp_t *amp, int vol) { amp->amp_master = vol; if (vol <= 79) vol = 32 + (79 - vol); else vol = 32 - (vol - 79); awacs_set_cuda(1, vol); } static void awacs_amp_free(pmac_t *chip) { awacs_amp_t *amp = chip->mixer_data; snd_assert(amp, return); kfree(amp); chip->mixer_data = NULL; chip->mixer_free = NULL; } /* * mixer controls */ static int snd_pmac_awacs_info_volume_amp(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo) { uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; uinfo->count = 2; uinfo->value.integer.min = 0; uinfo->value.integer.max = 31; return 0; } static int snd_pmac_awacs_get_volume_amp(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) { pmac_t *chip = snd_kcontrol_chip(kcontrol); int index = kcontrol->private_value; awacs_amp_t *amp = chip->mixer_data; snd_assert(amp, return -EINVAL); snd_assert(index >= 0 && index <= 1, return -EINVAL); ucontrol->value.integer.value[0] = 31 - (amp->amp_vol[index][0] & 31); ucontrol->value.integer.value[1] = 31 - (amp->amp_vol[index][1] & 31); return 0; } static int snd_pmac_awacs_put_volume_amp(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) { pmac_t *chip = snd_kcontrol_chip(kcontrol); int index = kcontrol->private_value; int vol[2]; awacs_amp_t *amp = chip->mixer_data; snd_assert(amp, return -EINVAL); snd_assert(index >= 0 && index <= 1, return -EINVAL); vol[0] = (31 - (ucontrol->value.integer.value[0] & 31)) | (amp->amp_vol[index][0] & 32); vol[1] = (31 - (ucontrol->value.integer.value[1] & 31)) | (amp->amp_vol[index][1] & 32); return awacs_amp_set_vol(amp, index, vol[0], vol[1], 1); } static int snd_pmac_awacs_get_switch_amp(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) { pmac_t *chip = snd_kcontrol_chip(kcontrol); int index = kcontrol->private_value; awacs_amp_t *amp = chip->mixer_data; snd_assert(amp, return -EINVAL); snd_assert(index >= 0 && index <= 1, return -EINVAL); ucontrol->value.integer.value[0] = (amp->amp_vol[index][0] & 32) ? 0 : 1; ucontrol->value.integer.value[1] = (amp->amp_vol[index][1] & 32) ? 0 : 1; return 0; } static int snd_pmac_awacs_put_switch_amp(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) { pmac_t *chip = snd_kcontrol_chip(kcontrol); int index = kcontrol->private_value; int vol[2]; awacs_amp_t *amp = chip->mixer_data; snd_assert(amp, return -EINVAL); snd_assert(index >= 0 && index <= 1, return -EINVAL); vol[0] = (ucontrol->value.integer.value[0] ? 0 : 32) | (amp->amp_vol[index][0] & 31); vol[1] = (ucontrol->value.integer.value[1] ? 0 : 32) | (amp->amp_vol[index][1] & 31); return awacs_amp_set_vol(amp, index, vol[0], vol[1], 1); } static int snd_pmac_awacs_info_tone_amp(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo) { uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; uinfo->count = 1; uinfo->value.integer.min = 0; uinfo->value.integer.max = 14; return 0; } static int snd_pmac_awacs_get_tone_amp(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) { pmac_t *chip = snd_kcontrol_chip(kcontrol); int index = kcontrol->private_value; awacs_amp_t *amp = chip->mixer_data; snd_assert(amp, return -EINVAL); snd_assert(index >= 0 && index <= 1, return -EINVAL); ucontrol->value.integer.value[0] = amp->amp_tone[index]; return 0; } static int snd_pmac_awacs_put_tone_amp(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) { pmac_t *chip = snd_kcontrol_chip(kcontrol); int index = kcontrol->private_value; awacs_amp_t *amp = chip->mixer_data; snd_assert(amp, return -EINVAL); snd_assert(index >= 0 && index <= 1, return -EINVAL); if (ucontrol->value.integer.value[0] != amp->amp_tone[index]) { amp->amp_tone[index] = ucontrol->value.integer.value[0]; awacs_amp_set_tone(amp, amp->amp_tone[0], amp->amp_tone[1]); return 1; } return 0; } static int snd_pmac_awacs_info_master_amp(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo) { uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; uinfo->count = 1; uinfo->value.integer.min = 0; uinfo->value.integer.max = 99; return 0; } static int snd_pmac_awacs_get_master_amp(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) { pmac_t *chip = snd_kcontrol_chip(kcontrol); awacs_amp_t *amp = chip->mixer_data; snd_assert(amp, return -EINVAL); ucontrol->value.integer.value[0] = amp->amp_master; return 0; } static int snd_pmac_awacs_put_master_amp(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) { pmac_t *chip = snd_kcontrol_chip(kcontrol); awacs_amp_t *amp = chip->mixer_data; snd_assert(amp, return -EINVAL); if (ucontrol->value.integer.value[0] != amp->amp_master) { amp->amp_master = ucontrol->value.integer.value[0]; awacs_amp_set_master(amp, amp->amp_master); return 1; } return 0; } #define AMP_CH_SPK 0 #define AMP_CH_HD 1 static snd_kcontrol_new_t snd_pmac_awacs_amp_vol[] __initdata = { { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = "PC Speaker Playback Volume", .info = snd_pmac_awacs_info_volume_amp, .get = snd_pmac_awacs_get_volume_amp, .put = snd_pmac_awacs_put_volume_amp, .private_value = AMP_CH_SPK, }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = "Headphone Playback Volume", .info = snd_pmac_awacs_info_volume_amp, .get = snd_pmac_awacs_get_volume_amp, .put = snd_pmac_awacs_put_volume_amp, .private_value = AMP_CH_HD, }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = "Tone Control - Bass", .info = snd_pmac_awacs_info_tone_amp, .get = snd_pmac_awacs_get_tone_amp, .put = snd_pmac_awacs_put_tone_amp, .private_value = 0, }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = "Tone Control - Treble", .info = snd_pmac_awacs_info_tone_amp, .get = snd_pmac_awacs_get_tone_amp, .put = snd_pmac_awacs_put_tone_amp, .private_value = 1, }, { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = "Amp Master Playback Volume", .info = snd_pmac_awacs_info_master_amp, .get = snd_pmac_awacs_get_master_amp, .put = snd_pmac_awacs_put_master_amp, }, }; static snd_kcontrol_new_t snd_pmac_awacs_amp_hp_sw __initdata = { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = "Headphone Playback Switch", .info = snd_pmac_boolean_stereo_info, .get = snd_pmac_awacs_get_switch_amp, .put = snd_pmac_awacs_put_switch_amp, .private_value = AMP_CH_HD, }; static snd_kcontrol_new_t snd_pmac_awacs_amp_spk_sw __initdata = { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = "PC Speaker Playback Switch", .info = snd_pmac_boolean_stereo_info, .get = snd_pmac_awacs_get_switch_amp, .put = snd_pmac_awacs_put_switch_amp, .private_value = AMP_CH_SPK, }; #endif /* PMAC_AMP_AVAIL */ /* * mic boost for screamer */ static int snd_pmac_screamer_mic_boost_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo) { uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; uinfo->count = 1; uinfo->value.integer.min = 0; uinfo->value.integer.max = 2; return 0; } static int snd_pmac_screamer_mic_boost_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) { pmac_t *chip = snd_kcontrol_chip(kcontrol); int val; unsigned long flags; spin_lock_irqsave(&chip->reg_lock, flags); if (chip->awacs_reg[6] & MASK_MIC_BOOST) val = 2; else if (chip->awacs_reg[0] & MASK_GAINLINE) val = 1; else val = 0; spin_unlock_irqrestore(&chip->reg_lock, flags); ucontrol->value.integer.value[0] = val; return 0; } static int snd_pmac_screamer_mic_boost_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) { pmac_t *chip = snd_kcontrol_chip(kcontrol); int changed = 0; int val0, val6; unsigned long flags; spin_lock_irqsave(&chip->reg_lock, flags); val0 = chip->awacs_reg[0] & ~MASK_GAINLINE; val6 = chip->awacs_reg[6] & ~MASK_MIC_BOOST; if (ucontrol->value.integer.value[0] > 0) { val0 |= MASK_GAINLINE; if (ucontrol->value.integer.value[0] > 1) val6 |= MASK_MIC_BOOST; } if (val0 != chip->awacs_reg[0]) { snd_pmac_awacs_write_reg(chip, 0, val0); changed = 1; } if (val6 != chip->awacs_reg[6]) { snd_pmac_awacs_write_reg(chip, 6, val6); changed = 1; } spin_unlock_irqrestore(&chip->reg_lock, flags); return changed; } /* * lists of mixer elements */ static snd_kcontrol_new_t snd_pmac_awacs_mixers[] __initdata = { AWACS_VOLUME("Master Playback Volume", 2, 6, 1), AWACS_SWITCH("Master Capture Switch", 1, SHIFT_LOOPTHRU, 0), AWACS_VOLUME("Capture Volume", 0, 4, 0), AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_CD, 0), }; /* FIXME: is this correct order? * screamer (powerbook G3 pismo) seems to have different bits... */ static snd_kcontrol_new_t snd_pmac_awacs_mixers2[] __initdata = { AWACS_SWITCH("Line Capture Switch", 0, SHIFT_MUX_LINE, 0), AWACS_SWITCH("Mic Capture Switch", 0, SHIFT_MUX_MIC, 0), }; static snd_kcontrol_new_t snd_pmac_screamer_mixers2[] __initdata = { AWACS_SWITCH("Line Capture Switch", 0, SHIFT_MUX_MIC, 0), AWACS_SWITCH("Mic Capture Switch", 0, SHIFT_MUX_LINE, 0), }; static snd_kcontrol_new_t snd_pmac_awacs_master_sw __initdata = AWACS_SWITCH("Master Playback Switch", 1, SHIFT_HDMUTE, 1); static snd_kcontrol_new_t snd_pmac_awacs_mic_boost[] __initdata = { AWACS_SWITCH("Mic Boost", 0, SHIFT_GAINLINE, 0), }; static snd_kcontrol_new_t snd_pmac_screamer_mic_boost[] __initdata = { { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = "Mic Boost", .info = snd_pmac_screamer_mic_boost_info, .get = snd_pmac_screamer_mic_boost_get, .put = snd_pmac_screamer_mic_boost_put, }, }; static snd_kcontrol_new_t snd_pmac_awacs_speaker_vol[] __initdata = { AWACS_VOLUME("PC Speaker Playback Volume", 4, 6, 1), }; static snd_kcontrol_new_t snd_pmac_awacs_speaker_sw __initdata = AWACS_SWITCH("PC Speaker Playback Switch", 1, SHIFT_SPKMUTE, 1); /* * add new mixer elements to the card */ static int build_mixers(pmac_t *chip, int nums, snd_kcontrol_new_t *mixers) { int i, err; for (i = 0; i < nums; i++) { if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&mixers[i], chip))) < 0) return err; } return 0; } /* * restore all registers */ static void awacs_restore_all_regs(pmac_t *chip) { snd_pmac_awacs_write_noreg(chip, 0, chip->awacs_reg[0]); snd_pmac_awacs_write_noreg(chip, 1, chip->awacs_reg[1]); snd_pmac_awacs_write_noreg(chip, 2, chip->awacs_reg[2]); snd_pmac_awacs_write_noreg(chip, 4, chip->awacs_reg[4]); if (chip->model == PMAC_SCREAMER) { snd_pmac_awacs_write_noreg(chip, 5, chip->awacs_reg[5]); snd_pmac_awacs_write_noreg(chip, 6, chip->awacs_reg[6]); snd_pmac_awacs_write_noreg(chip, 7, chip->awacs_reg[7]); } } #ifdef CONFIG_PMAC_PBOOK static void snd_pmac_awacs_suspend(pmac_t *chip) { snd_pmac_awacs_write_noreg(chip, 1, (chip->awacs_reg[1] | MASK_AMUTE | MASK_CMUTE)); } static void snd_pmac_awacs_resume(pmac_t *chip) { if (machine_is_compatible("PowerBook3,1") || machine_is_compatible("PowerBook3,2")) { big_mdelay(100); snd_pmac_awacs_write_reg(chip, 1, chip->awacs_reg[1] & ~MASK_PAROUT); big_mdelay(300); } awacs_restore_all_regs(chip); if (chip->model == PMAC_SCREAMER) { /* reset power bits in reg 6 */ mdelay(5); snd_pmac_awacs_write_noreg(chip, 6, chip->awacs_reg[6]); } screamer_recalibrate(chip); #ifdef PMAC_AMP_AVAIL if (chip->mixer_data) { awacs_amp_t *amp = chip->mixer_data; awacs_amp_set_vol(amp, 0, amp->amp_vol[0][0], amp->amp_vol[0][1], 0); awacs_amp_set_vol(amp, 1, amp->amp_vol[1][0], amp->amp_vol[1][1], 0); awacs_amp_set_tone(amp, amp->amp_tone[0], amp->amp_tone[1]); awacs_amp_set_master(amp, amp->amp_master); } #endif } #endif /* CONFIG_PMAC_PBOOK */ #ifdef PMAC_SUPPORT_AUTOMUTE /* * auto-mute stuffs */ static int snd_pmac_awacs_detect_headphone(pmac_t *chip) { return (in_le32(&chip->awacs->codec_stat) & chip->hp_stat_mask) ? 1 : 0; } #ifdef PMAC_AMP_AVAIL static int toggle_amp_mute(awacs_amp_t *amp, int index, int mute) { int vol[2]; vol[0] = amp->amp_vol[index][0] & 31; vol[1] = amp->amp_vol[index][1] & 31; if (mute) { vol[0] |= 32; vol[1] |= 32; } return awacs_amp_set_vol(amp, index, vol[0], vol[1], 1); } #endif static void snd_pmac_awacs_update_automute(pmac_t *chip, int do_notify) { if (chip->auto_mute) { #ifdef PMAC_AMP_AVAIL if (chip->mixer_data) { awacs_amp_t *amp = chip->mixer_data; int changed; if (snd_pmac_awacs_detect_headphone(chip)) { changed = toggle_amp_mute(amp, AMP_CH_HD, 0); changed |= toggle_amp_mute(amp, AMP_CH_SPK, 1); } else { changed = toggle_amp_mute(amp, AMP_CH_HD, 1); changed |= toggle_amp_mute(amp, AMP_CH_SPK, 0); } if (do_notify && ! changed) return; } else #endif { int reg = chip->awacs_reg[1] | (MASK_HDMUTE|MASK_SPKMUTE); if (snd_pmac_awacs_detect_headphone(chip)) reg &= ~MASK_HDMUTE; else reg &= ~MASK_SPKMUTE; if (do_notify && reg == chip->awacs_reg[1]) return; snd_pmac_awacs_write_reg(chip, 1, reg); } if (do_notify) { snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, &chip->master_sw_ctl->id); snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, &chip->speaker_sw_ctl->id); snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE, &chip->hp_detect_ctl->id); } } } #endif /* PMAC_SUPPORT_AUTOMUTE */ /* * initialize chip */ int __init snd_pmac_awacs_init(pmac_t *chip) { int err, vol; /* looks like MASK_GAINLINE triggers something, so we set here * as start-up */ chip->awacs_reg[0] = MASK_MUX_CD | 0xff | MASK_GAINLINE; chip->awacs_reg[1] = MASK_CMUTE | MASK_AMUTE; /* FIXME: Only machines with external SRS module need MASK_PAROUT */ if (chip->has_iic || chip->device_id == 0x5 || /*chip->_device_id == 0x8 || */ chip->device_id == 0xb) chip->awacs_reg[1] |= MASK_PAROUT; /* get default volume from nvram */ // vol = (~nvram_read_byte(0x1308) & 7) << 1; // vol = ((pmac_xpram_read( 8 ) & 7 ) << 1 ); vol = 0x0f; /* no, on alsa, muted as default */ vol = vol + (vol << 6); chip->awacs_reg[2] = vol; chip->awacs_reg[4] = vol; if (chip->model == PMAC_SCREAMER) { chip->awacs_reg[5] = vol; /* FIXME: screamer has loopthru vol control */ chip->awacs_reg[6] = MASK_MIC_BOOST; /* FIXME: maybe should be vol << 3 for PCMCIA speaker */ chip->awacs_reg[7] = 0; } awacs_restore_all_regs(chip); chip->manufacturer = (in_le32(&chip->awacs->codec_stat) >> 8) & 0xf; screamer_recalibrate(chip); chip->revision = (in_le32(&chip->awacs->codec_stat) >> 12) & 0xf; #ifdef PMAC_AMP_AVAIL if (chip->revision == 3 && chip->has_iic && CHECK_CUDA_AMP()) { awacs_amp_t *amp = kmalloc(sizeof(*amp), GFP_KERNEL); if (! amp) return -ENOMEM; chip->mixer_data = amp; memset(amp, 0, sizeof(*amp)); chip->mixer_free = awacs_amp_free; awacs_amp_set_vol(amp, 0, 63, 63, 0); /* mute and zero vol */ awacs_amp_set_vol(amp, 1, 63, 63, 0); awacs_amp_set_tone(amp, 7, 7); /* 0 dB */ awacs_amp_set_master(amp, 79); /* 0 dB */ } #endif /* PMAC_AMP_AVAIL */ if (chip->hp_stat_mask == 0) { /* set headphone-jack detection bit */ switch (chip->model) { case PMAC_AWACS: chip->hp_stat_mask = 0x04; break; case PMAC_SCREAMER: switch (chip->device_id) { case 0x08: /* 1 = side jack, 2 = front jack */ chip->hp_stat_mask = 0x03; break; case 0x00: case 0x05: chip->hp_stat_mask = 0x04; break; default: chip->hp_stat_mask = 0x08; break; } break; default: snd_BUG(); break; } } /* * build mixers */ strcpy(chip->card->mixername, "PowerMac AWACS"); if ((err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_mixers), snd_pmac_awacs_mixers)) < 0) return err; if (chip->model == PMAC_SCREAMER) err = build_mixers(chip, ARRAY_SIZE(snd_pmac_screamer_mixers2), snd_pmac_screamer_mixers2); else err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_mixers2), snd_pmac_awacs_mixers2); if (err < 0) return err; chip->master_sw_ctl = snd_ctl_new1(&snd_pmac_awacs_master_sw, chip); if ((err = snd_ctl_add(chip->card, chip->master_sw_ctl)) < 0) return err; #ifdef PMAC_AMP_AVAIL if (chip->mixer_data) { /* use amplifier. the signal is connected from route A * to the amp. the amp has its headphone and speaker * volumes and mute switches, so we use them instead of * screamer registers. * in this case, it seems the route C is not used. */ if ((err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_amp_vol), snd_pmac_awacs_amp_vol)) < 0) return err; /* overwrite */ chip->master_sw_ctl = snd_ctl_new1(&snd_pmac_awacs_amp_hp_sw, chip); if ((err = snd_ctl_add(chip->card, chip->master_sw_ctl)) < 0) return err; chip->speaker_sw_ctl = snd_ctl_new1(&snd_pmac_awacs_amp_spk_sw, chip); if ((err = snd_ctl_add(chip->card, chip->speaker_sw_ctl)) < 0) return err; } else #endif /* PMAC_AMP_AVAIL */ { /* route A = headphone, route C = speaker */ if ((err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_speaker_vol), snd_pmac_awacs_speaker_vol)) < 0) return err; chip->speaker_sw_ctl = snd_ctl_new1(&snd_pmac_awacs_speaker_sw, chip); if ((err = snd_ctl_add(chip->card, chip->speaker_sw_ctl)) < 0) return err; } if (chip->model == PMAC_SCREAMER) { if ((err = build_mixers(chip, ARRAY_SIZE(snd_pmac_screamer_mic_boost), snd_pmac_screamer_mic_boost)) < 0) return err; } else { if ((err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_mic_boost), snd_pmac_awacs_mic_boost)) < 0) return err; } /* * set lowlevel callbacks */ chip->set_format = snd_pmac_awacs_set_format; #ifdef CONFIG_PMAC_PBOOK chip->suspend = snd_pmac_awacs_suspend; chip->resume = snd_pmac_awacs_resume; #endif #ifdef PMAC_SUPPORT_AUTOMUTE if ((err = snd_pmac_add_automute(chip)) < 0) return err; chip->detect_headphone = snd_pmac_awacs_detect_headphone; chip->update_automute = snd_pmac_awacs_update_automute; snd_pmac_awacs_update_automute(chip, 0); /* update the status only */ #endif if (chip->model == PMAC_SCREAMER) { snd_pmac_awacs_write_noreg(chip, 6, chip->awacs_reg[6]); snd_pmac_awacs_write_noreg(chip, 0, chip->awacs_reg[0]); } return 0; }