/* * Copyright (c) by Jaroslav Kysela <perex@suse.cz> * Universal interface for Audio Codec '97 * * For more details look to AC '97 component specification revision 2.2 * by Intel Corporation (http://developer.intel.com). * * * 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 <linux/delay.h> #include <linux/init.h> #include <linux/slab.h> #include <sound/core.h> #include <sound/pcm.h> #include <sound/ac97_codec.h> #include <sound/asoundef.h> #include <sound/initval.h> MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>"); MODULE_DESCRIPTION("Universal interface for Audio Codec '97"); MODULE_LICENSE("GPL"); static int enable_loopback; MODULE_PARM(enable_loopback, "i"); MODULE_PARM_DESC(enable_loopback, "Enable AC97 ADC/DAC Loopback Control"); MODULE_PARM_SYNTAX(enable_loopback, SNDRV_BOOLEAN_FALSE_DESC); #define chip_t ac97_t /* */ static void snd_ac97_proc_init(snd_card_t * card, ac97_t * ac97); static void snd_ac97_proc_done(ac97_t * ac97); static int patch_wolfson(ac97_t * ac97); static int patch_tritech_tr28028(ac97_t * ac97); static int patch_sigmatel_stac9708(ac97_t * ac97); static int patch_sigmatel_stac9721(ac97_t * ac97); static int patch_sigmatel_stac9744(ac97_t * ac97); static int patch_sigmatel_stac9756(ac97_t * ac97); static int patch_cirrus_cs4299(ac97_t * ac97); static int patch_ad1819(ac97_t * ac97); static int patch_ad1881(ac97_t * ac97); typedef struct { unsigned int id; unsigned int mask; char *name; int (*patch)(ac97_t *ac97); } ac97_codec_id_t; static const ac97_codec_id_t snd_ac97_codec_id_vendors[] = { { 0x414b4d00, 0xffffff00, "Asahi Kasei", NULL }, { 0x41445300, 0xffffff00, "Analog Devices", NULL }, { 0x414c4300, 0xffffff00, "Realtek", NULL }, { 0x414c4700, 0xffffff00, "Avance Logic", NULL }, { 0x43525900, 0xffffff00, "Cirrus Logic", NULL }, { 0x48525300, 0xffffff00, "Intersil", NULL }, { 0x49434500, 0xffffff00, "ICEnsemble", NULL }, { 0x4e534300, 0xffffff00, "National Semiconductor", NULL }, { 0x53494c00, 0xffffff00, "Silicon Laboratory", NULL }, { 0x54524100, 0xffffff00, "TriTech", NULL }, { 0x54584e00, 0xffffff00, "Texas Instruments", NULL }, { 0x57454300, 0xffffff00, "Winbond", NULL }, { 0x574d4c00, 0xffffff00, "Wolfson", patch_wolfson }, { 0x594d4800, 0xffffff00, "Yamaha", NULL }, { 0x83847600, 0xffffff00, "SigmaTel", NULL }, { 0x45838300, 0xffffff00, "ESS Technology", NULL }, { 0, 0, NULL, NULL } }; static const ac97_codec_id_t snd_ac97_codec_ids[] = { { 0x414b4d00, 0xffffffff, "AK4540", NULL }, { 0x414b4d01, 0xffffffff, "AK4542", NULL }, { 0x414b4d02, 0xffffffff, "AK4543", NULL }, { 0x414b4d06, 0xffffffff, "AK4544A", NULL }, { 0x414b4d07, 0xffffffff, "AK4545", NULL }, { 0x41445303, 0xffffffff, "AD1819", patch_ad1819 }, { 0x41445340, 0xffffffff, "AD1881", patch_ad1881 }, { 0x41445348, 0xffffffff, "AD1881A", patch_ad1881 }, { 0x41445360, 0xffffffff, "AD1885", patch_ad1881 }, { 0x41445361, 0xffffffff, "AD1886", patch_ad1881 }, { 0x41445362, 0xffffffff, "AD1887", patch_ad1881 }, { 0x414c4300, 0xfffffff0, "RL5306", NULL }, { 0x414c4310, 0xfffffff0, "RL5382", NULL }, { 0x414c4320, 0xfffffff0, "RL5383", NULL }, { 0x414c4710, 0xffffffff, "ALC200/200P", NULL }, { 0x43525900, 0xfffffff8, "CS4297", NULL }, { 0x43525910, 0xfffffff8, "CS4297A", NULL }, { 0x42525920, 0xfffffff8, "CS4294/4298", NULL }, { 0x42525928, 0xfffffff8, "CS4294", NULL }, { 0x43525930, 0xfffffff8, "CS4299", patch_cirrus_cs4299 }, { 0x43525948, 0xfffffff8, "CS4201", NULL }, { 0x43525958, 0xfffffff8, "CS4205", NULL }, { 0x43525960, 0xfffffff8, "CS4291", NULL }, { 0x48525300, 0xffffff00, "HMP9701", NULL }, { 0x49434501, 0xffffffff, "ICE1230", NULL }, { 0x49434511, 0xffffffff, "ICE1232", NULL }, // alias VIA VT1611A? { 0x4e534300, 0xffffffff, "LM4540/43/45/46/48", NULL }, // only guess --jk { 0x4e534331, 0xffffffff, "LM4549", NULL }, { 0x53494c22, 0xffffffff, "Si3036", NULL }, { 0x53494c23, 0xffffffff, "Si3038", NULL }, { 0x54524108, 0xffffffff, "TR28028", patch_tritech_tr28028 }, // added by xin jin [07/09/99] { 0x54524123, 0xffffffff, "TR28602", NULL }, // only guess --jk [TR28023 = eMicro EM28023 (new CT1297)] { 0x54584e20, 0xffffffff, "TLC320AD9xC", NULL }, { 0x57454301, 0xffffffff, "W83971D", NULL }, { 0x574d4c00, 0xffffffff, "WM9701A", NULL }, { 0x574d4c03, 0xffffffff, "WM9703/9704", NULL }, { 0x574d4c04, 0xffffffff, "WM9704 (quad)", NULL }, { 0x594d4800, 0xffffffff, "YMF743", NULL }, { 0x83847600, 0xffffffff, "STAC9700/83/84", NULL }, { 0x83847604, 0xffffffff, "STAC9701/3/4/5", NULL }, { 0x83847605, 0xffffffff, "STAC9704", NULL }, { 0x83847608, 0xffffffff, "STAC9708/11", patch_sigmatel_stac9708 }, { 0x83847609, 0xffffffff, "STAC9721/23", patch_sigmatel_stac9721 }, { 0x83847644, 0xffffffff, "STAC9744", patch_sigmatel_stac9744 }, { 0x83847656, 0xffffffff, "STAC9756/57", patch_sigmatel_stac9756 }, { 0x45838308, 0xffffffff, "ESS1988", NULL }, { 0, 0, NULL, NULL } }; #define AC97_ID_AK4540 0x414b4d00 #define AC97_ID_AK4542 0x414b4d01 #define AC97_ID_AD1819 0x41445303 #define AC97_ID_AD1881 0x41445340 #define AC97_ID_AD1881A 0x41445348 #define AC97_ID_AD1885 0x41445360 #define AC97_ID_AD1886 0x41445361 #define AC97_ID_AD1887 0x41445362 #define AC97_ID_TR28028 0x54524108 #define AC97_ID_STAC9700 0x83847600 #define AC97_ID_STAC9704 0x83847604 #define AC97_ID_STAC9705 0x83847605 #define AC97_ID_STAC9708 0x83847608 #define AC97_ID_STAC9721 0x83847609 #define AC97_ID_STAC9744 0x83847644 #define AC97_ID_STAC9756 0x83847656 static const char *snd_ac97_stereo_enhancements[] = { /* 0 */ "No 3D Stereo Enhancement", /* 1 */ "Analog Devices Phat Stereo", /* 2 */ "Creative Stereo Enhancement", /* 3 */ "National Semi 3D Stereo Enhancement", /* 4 */ "YAMAHA Ymersion", /* 5 */ "BBE 3D Stereo Enhancement", /* 6 */ "Crystal Semi 3D Stereo Enhancement", /* 7 */ "Qsound QXpander", /* 8 */ "Spatializer 3D Stereo Enhancement", /* 9 */ "SRS 3D Stereo Enhancement", /* 10 */ "Platform Tech 3D Stereo Enhancement", /* 11 */ "AKM 3D Audio", /* 12 */ "Aureal Stereo Enhancement", /* 13 */ "Aztech 3D Enhancement", /* 14 */ "Binaura 3D Audio Enhancement", /* 15 */ "ESS Technology Stereo Enhancement", /* 16 */ "Harman International VMAx", /* 17 */ "Nvidea 3D Stereo Enhancement", /* 18 */ "Philips Incredible Sound", /* 19 */ "Texas Instruments 3D Stereo Enhancement", /* 20 */ "VLSI Technology 3D Stereo Enhancement", /* 21 */ "TriTech 3D Stereo Enhancement", /* 22 */ "Realtek 3D Stereo Enhancement", /* 23 */ "Samsung 3D Stereo Enhancement", /* 24 */ "Wolfson Microelectronics 3D Enhancement", /* 25 */ "Delta Integration 3D Enhancement", /* 26 */ "SigmaTel 3D Enhancement", /* 27 */ "Reserved 27", /* 28 */ "Rockwell 3D Stereo Enhancement", /* 29 */ "Reserved 29", /* 30 */ "Reserved 30", /* 31 */ "Reserved 31" }; /* * I/O routines */ static int snd_ac97_valid_reg(ac97_t *ac97, unsigned short reg) { /* filter some registers for buggy codecs */ switch (ac97->id) { case AC97_ID_AK4540: case AC97_ID_AK4542: if (reg <= 0x1c || reg == 0x20 || reg == 0x26 || reg >= 0x7c) return 1; return 0; case AC97_ID_AD1819: /* AD1819 */ case AC97_ID_AD1881: /* AD1881 */ case AC97_ID_AD1881A: /* AD1881A */ if (reg >= 0x3a && reg <= 0x6e) /* 0x59 */ return 0; return 1; case AC97_ID_AD1885: /* AD1885 */ case AC97_ID_AD1886: /* AD1886 */ case AC97_ID_AD1887: /* AD1887 - !!verify!! --jk */ if (reg == 0x5a) return 1; if (reg >= 0x3c && reg <= 0x6e) /* 0x59 */ return 0; return 1; case AC97_ID_STAC9700: case AC97_ID_STAC9704: case AC97_ID_STAC9705: case AC97_ID_STAC9708: case AC97_ID_STAC9721: case AC97_ID_STAC9744: case AC97_ID_STAC9756: if (reg <= 0x3a || reg >= 0x5a) return 1; return 0; } return 1; } void snd_ac97_write(ac97_t *ac97, unsigned short reg, unsigned short value) { if (!snd_ac97_valid_reg(ac97, reg)) return; ac97->write(ac97, reg, value); } unsigned short snd_ac97_read(ac97_t *ac97, unsigned short reg) { if (!snd_ac97_valid_reg(ac97, reg)) return 0; return ac97->read(ac97, reg); } void snd_ac97_write_cache(ac97_t *ac97, unsigned short reg, unsigned short value) { if (!snd_ac97_valid_reg(ac97, reg)) return; spin_lock(&ac97->reg_lock); ac97->write(ac97, reg, ac97->regs[reg] = value); spin_unlock(&ac97->reg_lock); set_bit(reg, ac97->reg_accessed); } #ifndef CONFIG_SND_DEBUG #define snd_ac97_write_cache_test snd_ac97_write_cache #else static void snd_ac97_write_cache_test(ac97_t *ac97, unsigned short reg, unsigned short value) { return snd_ac97_write_cache(ac97, reg, value); if (!snd_ac97_valid_reg(ac97, reg)) return; spin_lock(&ac97->reg_lock); ac97->write(ac97, reg, value); ac97->regs[reg] = ac97->read(ac97, reg); if (value != ac97->regs[reg]) snd_printk("AC97 reg=%02x val=%04x real=%04x\n", reg, value, ac97->regs[reg]); spin_unlock(&ac97->reg_lock); } #endif int snd_ac97_update(ac97_t *ac97, unsigned short reg, unsigned short value) { int change; if (!snd_ac97_valid_reg(ac97, reg)) return -EINVAL; spin_lock(&ac97->reg_lock); change = ac97->regs[reg] != value; if (change) { ac97->write(ac97, reg, value); ac97->regs[reg] = value; } spin_unlock(&ac97->reg_lock); return change; } int snd_ac97_update_bits(ac97_t *ac97, unsigned short reg, unsigned short mask, unsigned short value) { int change; unsigned short old, new; if (!snd_ac97_valid_reg(ac97, reg)) return -EINVAL; spin_lock(&ac97->reg_lock); old = ac97->regs[reg]; new = (old & ~mask) | value; change = old != new; if (change) { ac97->write(ac97, reg, new); ac97->regs[reg] = new; } spin_unlock(&ac97->reg_lock); return change; } int snd_ac97_ad18xx_update_pcm_bits(ac97_t *ac97, int codec, unsigned short mask, unsigned short value) { int change; unsigned short old, new; down(&ac97->spec.ad18xx.mutex); spin_lock(&ac97->reg_lock); old = ac97->spec.ad18xx.pcmreg[codec]; new = (old & ~mask) | value; change = old != new; if (change) { /* select single codec */ ac97->write(ac97, AC97_AD_SERIAL_CFG, ac97->spec.ad18xx.unchained[codec] | ac97->spec.ad18xx.chained[codec]); /* update PCM bits */ ac97->write(ac97, AC97_PCM, new); /* select all codecs */ ac97->write(ac97, AC97_AD_SERIAL_CFG, 0x7000); ac97->spec.ad18xx.pcmreg[codec] = new; } spin_unlock(&ac97->reg_lock); up(&ac97->spec.ad18xx.mutex); return change; } /* * */ static int snd_ac97_info_mux(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) { static char *texts[8] = { "Mic", "CD", "Video", "Aux", "Line", "Mix", "Mix Mono", "Phone" }; uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; uinfo->count = 2; uinfo->value.enumerated.items = 8; if (uinfo->value.enumerated.item > 7) uinfo->value.enumerated.item = 7; strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]); return 0; } static int snd_ac97_get_mux(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) { ac97_t *ac97 = snd_kcontrol_chip(kcontrol); unsigned short val; val = ac97->regs[AC97_REC_SEL]; ucontrol->value.enumerated.item[0] = (val >> 8) & 7; ucontrol->value.enumerated.item[1] = (val >> 0) & 7; return 0; } static int snd_ac97_put_mux(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) { ac97_t *ac97 = snd_kcontrol_chip(kcontrol); unsigned short val; if (ucontrol->value.enumerated.item[0] > 7 || ucontrol->value.enumerated.item[1] > 7) return -EINVAL; val = (ucontrol->value.enumerated.item[0] << 8) | (ucontrol->value.enumerated.item[1] << 0); return snd_ac97_update(ac97, AC97_REC_SEL, val); } #define AC97_ENUM_DOUBLE(xname, reg, shift, invert) \ { iface: SNDRV_CTL_ELEM_IFACE_MIXER, name: xname, info: snd_ac97_info_enum_double, \ get: snd_ac97_get_enum_double, put: snd_ac97_put_enum_double, \ private_value: reg | (shift << 8) | (invert << 24) } static int snd_ac97_info_enum_double(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) { static char *texts1[2] = { "pre 3D", "post 3D" }; static char *texts2[2] = { "Mix", "Mic" }; static char *texts3[2] = { "Mic1", "Mic2" }; char **texts = NULL; int reg = kcontrol->private_value & 0xff; int shift = (kcontrol->private_value >> 8) & 0xff; switch (reg) { case AC97_GENERAL_PURPOSE: switch (shift) { case 15: texts = texts1; break; case 9: texts = texts2; break; case 8: texts = texts3; break; } } uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; uinfo->count = 1; uinfo->value.enumerated.items = 2; if (uinfo->value.enumerated.item > 1) uinfo->value.enumerated.item = 1; strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]); return 0; } static int snd_ac97_get_enum_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) { ac97_t *ac97 = snd_kcontrol_chip(kcontrol); unsigned short val; int reg = kcontrol->private_value & 0xff; int shift = (kcontrol->private_value >> 8) & 0xff; int invert = (kcontrol->private_value >> 24) & 0xff; val = (ac97->regs[reg] >> shift) & 1; if (invert) val ^= 1; ucontrol->value.enumerated.item[0] = val; return 0; } static int snd_ac97_put_enum_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) { ac97_t *ac97 = snd_kcontrol_chip(kcontrol); unsigned short val; int reg = kcontrol->private_value & 0xff; int shift = (kcontrol->private_value >> 8) & 0xff; int invert = (kcontrol->private_value >> 24) & 0xff; if (ucontrol->value.enumerated.item[0] > 1) return -EINVAL; val = !!ucontrol->value.enumerated.item[0]; if (invert) val = !val; return snd_ac97_update_bits(ac97, reg, 1 << shift, val << shift); } #define AC97_SINGLE(xname, reg, shift, mask, invert) \ { iface: SNDRV_CTL_ELEM_IFACE_MIXER, name: xname, info: snd_ac97_info_single, \ get: snd_ac97_get_single, put: snd_ac97_put_single, \ private_value: reg | (shift << 8) | (mask << 16) | (invert << 24) } static int snd_ac97_info_single(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) { int mask = (kcontrol->private_value >> 16) & 0xff; uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER; uinfo->count = 1; uinfo->value.integer.min = 0; uinfo->value.integer.max = mask; return 0; } static int snd_ac97_get_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) { ac97_t *ac97 = snd_kcontrol_chip(kcontrol); int reg = kcontrol->private_value & 0xff; int shift = (kcontrol->private_value >> 8) & 0xff; int mask = (kcontrol->private_value >> 16) & 0xff; int invert = (kcontrol->private_value >> 24) & 0xff; ucontrol->value.integer.value[0] = (ac97->regs[reg] >> shift) & mask; if (invert) ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0]; return 0; } static int snd_ac97_put_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) { ac97_t *ac97 = snd_kcontrol_chip(kcontrol); int reg = kcontrol->private_value & 0xff; int shift = (kcontrol->private_value >> 8) & 0xff; int mask = (kcontrol->private_value >> 16) & 0xff; int invert = (kcontrol->private_value >> 24) & 0xff; unsigned short val; val = (ucontrol->value.integer.value[0] & mask); if (invert) val = mask - val; return snd_ac97_update_bits(ac97, reg, mask << shift, val << shift); } #define AC97_DOUBLE(xname, reg, shift_left, shift_right, mask, invert) \ { iface: SNDRV_CTL_ELEM_IFACE_MIXER, name: (xname), info: snd_ac97_info_double, \ get: snd_ac97_get_double, put: snd_ac97_put_double, \ private_value: reg | (shift_left << 8) | (shift_right << 12) | (mask << 16) | (invert << 24) } static int snd_ac97_info_double(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) { int mask = (kcontrol->private_value >> 16) & 0xff; uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER; uinfo->count = 2; uinfo->value.integer.min = 0; uinfo->value.integer.max = mask; return 0; } static int snd_ac97_get_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) { ac97_t *ac97 = snd_kcontrol_chip(kcontrol); int reg = kcontrol->private_value & 0xff; int shift_left = (kcontrol->private_value >> 8) & 0x0f; int shift_right = (kcontrol->private_value >> 12) & 0x0f; int mask = (kcontrol->private_value >> 16) & 0xff; int invert = (kcontrol->private_value >> 24) & 0xff; spin_lock(&ac97->reg_lock); ucontrol->value.integer.value[0] = (ac97->regs[reg] >> shift_left) & mask; ucontrol->value.integer.value[1] = (ac97->regs[reg] >> shift_right) & mask; spin_unlock(&ac97->reg_lock); if (invert) { ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0]; ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1]; } return 0; } static int snd_ac97_put_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) { ac97_t *ac97 = snd_kcontrol_chip(kcontrol); int reg = kcontrol->private_value & 0xff; int shift_left = (kcontrol->private_value >> 8) & 0x0f; int shift_right = (kcontrol->private_value >> 12) & 0x0f; int mask = (kcontrol->private_value >> 16) & 0xff; int invert = (kcontrol->private_value >> 24) & 0xff; unsigned short val1, val2; val1 = ucontrol->value.integer.value[0] & mask; val2 = ucontrol->value.integer.value[1] & mask; if (invert) { val1 = mask - val1; val2 = mask - val2; } return snd_ac97_update_bits(ac97, reg, (mask << shift_left) | (mask << shift_right), (val1 << shift_left) | (val2 << shift_right)); } static const snd_kcontrol_new_t snd_ac97_controls_master[2] = { AC97_SINGLE("Master Playback Switch", AC97_MASTER, 15, 1, 1), AC97_DOUBLE("Master Playback Volume", AC97_MASTER, 8, 0, 31, 1) }; static const snd_kcontrol_new_t snd_ac97_controls_headphone[2] = { AC97_SINGLE("Headphone Playback Switch", AC97_HEADPHONE, 15, 1, 1), AC97_DOUBLE("Headphone Playback Volume", AC97_HEADPHONE, 8, 0, 31, 1) }; static const snd_kcontrol_new_t snd_ac97_controls_master_mono[2] = { AC97_SINGLE("Master Mono Playback Switch", AC97_MASTER_MONO, 15, 1, 1), AC97_SINGLE("Master Mono Playback Volume", AC97_MASTER_MONO, 0, 31, 1) }; static const snd_kcontrol_new_t snd_ac97_controls_tone[2] = { AC97_SINGLE("Tone Control - Bass", AC97_MASTER_TONE, 8, 15, 1), AC97_SINGLE("Tone Control - Treble", AC97_MASTER_TONE, 0, 15, 1) }; static const snd_kcontrol_new_t snd_ac97_controls_pc_beep[2] = { AC97_SINGLE("PC Speaker Playback Switch", AC97_PC_BEEP, 15, 1, 1), AC97_SINGLE("PC Speaker Playback Volume", AC97_PC_BEEP, 1, 15, 1) }; static const snd_kcontrol_new_t snd_ac97_controls_phone[2] = { AC97_SINGLE("Phone Playback Switch", AC97_PHONE, 15, 1, 1), AC97_SINGLE("Phone Playback Volume", AC97_PHONE, 0, 15, 1) }; static const snd_kcontrol_new_t snd_ac97_controls_mic[3] = { AC97_SINGLE("Mic Playback Switch", AC97_MIC, 15, 1, 1), AC97_SINGLE("Mic Playback Volume", AC97_MIC, 0, 15, 1), AC97_SINGLE("Mic Boost (+20dB)", AC97_MIC, 6, 1, 0) }; static const snd_kcontrol_new_t snd_ac97_controls_line[2] = { AC97_SINGLE("Line Playback Switch", AC97_LINE, 15, 1, 1), AC97_DOUBLE("Line Playback Volume", AC97_LINE, 8, 0, 31, 1) }; static const snd_kcontrol_new_t snd_ac97_controls_cd[2] = { AC97_SINGLE("CD Playback Switch", AC97_CD, 15, 1, 1), AC97_DOUBLE("CD Playback Volume", AC97_CD, 8, 0, 31, 1) }; static const snd_kcontrol_new_t snd_ac97_controls_video[2] = { AC97_SINGLE("Video Playback Switch", AC97_VIDEO, 15, 1, 1), AC97_DOUBLE("Video Playback Volume", AC97_VIDEO, 8, 0, 31, 1) }; static const snd_kcontrol_new_t snd_ac97_controls_aux[2] = { AC97_SINGLE("Aux Playback Switch", AC97_AUX, 15, 1, 1), AC97_DOUBLE("Aux Playback Volume", AC97_AUX, 8, 0, 31, 1) }; static const snd_kcontrol_new_t snd_ac97_controls_pcm[2] = { AC97_SINGLE("PCM Playback Switch", AC97_PCM, 15, 1, 1), AC97_DOUBLE("PCM Playback Volume", AC97_PCM, 8, 0, 31, 1) }; static const snd_kcontrol_new_t snd_ac97_controls_capture[3] = { { iface: SNDRV_CTL_ELEM_IFACE_MIXER, name: "Capture Source", info: snd_ac97_info_mux, get: snd_ac97_get_mux, put: snd_ac97_put_mux, }, AC97_SINGLE("Capture Switch", AC97_REC_GAIN, 15, 1, 1), AC97_DOUBLE("Capture Volume", AC97_REC_GAIN, 8, 0, 15, 0) }; static const snd_kcontrol_new_t snd_ac97_controls_mic_capture[2] = { AC97_SINGLE("Mic Capture Switch", AC97_REC_GAIN_MIC, 15, 1, 1), AC97_SINGLE("Mic Capture Volume", AC97_REC_GAIN_MIC, 0, 15, 0) }; typedef enum { AC97_GENERAL_PCM_OUT = 0, AC97_GENERAL_STEREO_ENHANCEMENT, AC97_GENERAL_3D, AC97_GENERAL_LOUDNESS, AC97_GENERAL_MONO, AC97_GENERAL_MIC, AC97_GENERAL_LOOPBACK } ac97_general_index_t; static const snd_kcontrol_new_t snd_ac97_controls_general[7] = { AC97_ENUM_DOUBLE("PCM Out Path & Mute", AC97_GENERAL_PURPOSE, 15, 0), AC97_SINGLE("Simulated Stereo Enhancement", AC97_GENERAL_PURPOSE, 14, 1, 0), AC97_SINGLE("3D Control - Switch", AC97_GENERAL_PURPOSE, 13, 1, 0), AC97_SINGLE("Loudness (bass boost)", AC97_GENERAL_PURPOSE, 12, 1, 0), AC97_ENUM_DOUBLE("Mono Output Select", AC97_GENERAL_PURPOSE, 9, 0), AC97_ENUM_DOUBLE("Mic Select", AC97_GENERAL_PURPOSE, 8, 0), AC97_SINGLE("ADC/DAC Loopback", AC97_GENERAL_PURPOSE, 7, 1, 0) }; static const snd_kcontrol_new_t snd_ac97_controls_3d[2] = { AC97_SINGLE("3D Control - Center", AC97_3D_CONTROL, 8, 15, 0), AC97_SINGLE("3D Control - Depth", AC97_3D_CONTROL, 0, 15, 0) }; static const snd_kcontrol_new_t snd_ac97_controls_center[2] = { AC97_SINGLE("Center Playback Switch", AC97_CENTER_LFE_MASTER, 7, 1, 1), AC97_SINGLE("Center Playback Volume", AC97_CENTER_LFE_MASTER, 0, 31, 1) }; static const snd_kcontrol_new_t snd_ac97_controls_lfe[2] = { AC97_SINGLE("LFE Playback Switch", AC97_CENTER_LFE_MASTER, 15, 1, 1), AC97_SINGLE("LFE Playback Volume", AC97_CENTER_LFE_MASTER, 8, 31, 1) }; static const snd_kcontrol_new_t snd_ac97_controls_surround[2] = { AC97_DOUBLE("Surround Playback Switch", AC97_SURROUND_MASTER, 15, 7, 1, 1), AC97_DOUBLE("Surround Playback Volume", AC97_SURROUND_MASTER, 8, 0, 31, 1), }; static const snd_kcontrol_new_t snd_ac97_sigmatel_controls[] = { AC97_SINGLE("Sigmatel DAC 6dB Attenuate", AC97_SIGMATEL_ANALOG, 1, 1, 0), AC97_SINGLE("Sigmatel ADC 6dB Attenuate", AC97_SIGMATEL_ANALOG, 0, 1, 0) }; static const snd_kcontrol_new_t snd_ac97_control_eapd = AC97_SINGLE("External Amplifier Power Down", AC97_POWERDOWN, 15, 1, 0); static int snd_ac97_spdif_mask_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) { uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; uinfo->count = 1; return 0; } static int snd_ac97_spdif_cmask_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t * ucontrol) { ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL | IEC958_AES0_NONAUDIO | IEC958_AES0_CON_EMPHASIS_5015 | IEC958_AES0_CON_NOT_COPYRIGHT; ucontrol->value.iec958.status[1] = IEC958_AES1_CON_CATEGORY | IEC958_AES1_CON_ORIGINAL; ucontrol->value.iec958.status[3] = IEC958_AES3_CON_FS; return 0; } static int snd_ac97_spdif_pmask_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t * ucontrol) { /* FIXME: AC'97 spec doesn't say which bits are used for what */ ucontrol->value.iec958.status[0] = IEC958_AES0_PROFESSIONAL | IEC958_AES0_NONAUDIO | IEC958_AES0_PRO_FS | IEC958_AES0_PRO_EMPHASIS_5015; return 0; } static int snd_ac97_spdif_default_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t * ucontrol) { ac97_t *ac97 = snd_kcontrol_chip(kcontrol); spin_lock(&ac97->reg_lock); ucontrol->value.iec958.status[0] = ac97->spdif_status & 0xff; ucontrol->value.iec958.status[1] = (ac97->spdif_status >> 8) & 0xff; ucontrol->value.iec958.status[2] = (ac97->spdif_status >> 16) & 0xff; ucontrol->value.iec958.status[3] = (ac97->spdif_status >> 24) & 0xff; spin_unlock(&ac97->reg_lock); return 0; } static int snd_ac97_spdif_default_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t * ucontrol) { ac97_t *ac97 = snd_kcontrol_chip(kcontrol); unsigned int new = 0; unsigned short val = 0; int change = 0; spin_lock(&ac97->reg_lock); new = val = ucontrol->value.iec958.status[0] & (IEC958_AES0_PROFESSIONAL|IEC958_AES0_NONAUDIO); if (ucontrol->value.iec958.status[0] & IEC958_AES0_PROFESSIONAL) { new |= ucontrol->value.iec958.status[0] & (IEC958_AES0_PRO_FS|IEC958_AES0_PRO_EMPHASIS_5015); switch (new & IEC958_AES0_PRO_FS) { case IEC958_AES0_PRO_FS_44100: val |= 0<<12; break; case IEC958_AES0_PRO_FS_32000: val |= 2<<12; break; case IEC958_AES0_PRO_FS_48000: val |= 1<<12; break; default: val |= 1<<12; break; } if ((new & IEC958_AES0_PRO_EMPHASIS) == IEC958_AES0_PRO_EMPHASIS_5015) val |= 1<<3; } else { new |= ucontrol->value.iec958.status[0] & (IEC958_AES0_CON_EMPHASIS_5015|IEC958_AES0_CON_NOT_COPYRIGHT); new |= ((ucontrol->value.iec958.status[1] & (IEC958_AES1_CON_CATEGORY|IEC958_AES1_CON_ORIGINAL)) << 8); new |= ((ucontrol->value.iec958.status[3] & IEC958_AES3_CON_FS) << 8); if ((new & IEC958_AES0_CON_EMPHASIS) == IEC958_AES0_CON_EMPHASIS_5015) val |= 1<<3; if (!(new & IEC958_AES0_CON_NOT_COPYRIGHT)) val |= 1<<2; val |= ((new >> 8) & 0xff) << 4; // category + original switch ((new >> 24) & 0xff) { case IEC958_AES3_CON_FS_44100: val |= 0<<12; break; case IEC958_AES3_CON_FS_48000: val |= 2<<12; break; case IEC958_AES3_CON_FS_32000: val |= 3<<12; break; default: val |= 1<<12; break; } } change = snd_ac97_update_bits(ac97, AC97_SPDIF, 0x3fff, val); change |= ac97->spdif_status != new; ac97->spdif_status = new; spin_unlock(&ac97->reg_lock); return change; } static const snd_kcontrol_new_t snd_ac97_controls_spdif[5] = { { access: SNDRV_CTL_ELEM_ACCESS_READ, iface: SNDRV_CTL_ELEM_IFACE_MIXER, name: SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK), info: snd_ac97_spdif_mask_info, get: snd_ac97_spdif_cmask_get, }, { access: SNDRV_CTL_ELEM_ACCESS_READ, iface: SNDRV_CTL_ELEM_IFACE_MIXER, name: SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK), info: snd_ac97_spdif_mask_info, get: snd_ac97_spdif_pmask_get, }, { iface: SNDRV_CTL_ELEM_IFACE_MIXER, name: SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT), info: snd_ac97_spdif_mask_info, get: snd_ac97_spdif_default_get, put: snd_ac97_spdif_default_put, }, AC97_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH),AC97_EXTENDED_STATUS, 2, 1, 0), AC97_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK,NONE) "AC97-SPSA",AC97_EXTENDED_STATUS, 4, 3, 0) }; #define AD18XX_PCM_BITS(xname, codec, shift, mask) \ { iface: SNDRV_CTL_ELEM_IFACE_MIXER, name: xname, info: snd_ac97_ad18xx_pcm_info_bits, \ get: snd_ac97_ad18xx_pcm_get_bits, put: snd_ac97_ad18xx_pcm_put_bits, \ private_value: codec | (shift << 8) | (mask << 16) } static int snd_ac97_ad18xx_pcm_info_bits(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) { int mask = (kcontrol->private_value >> 16) & 0xff; uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER; uinfo->count = 1; uinfo->value.integer.min = 0; uinfo->value.integer.max = mask; return 0; } static int snd_ac97_ad18xx_pcm_get_bits(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) { ac97_t *ac97 = snd_kcontrol_chip(kcontrol); int codec = kcontrol->private_value & 3; int shift = (kcontrol->private_value >> 8) & 0xff; int mask = (kcontrol->private_value >> 16) & 0xff; ucontrol->value.integer.value[0] = mask - ((ac97->spec.ad18xx.pcmreg[codec] >> shift) & mask); return 0; } static int snd_ac97_ad18xx_pcm_put_bits(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) { ac97_t *ac97 = snd_kcontrol_chip(kcontrol); int codec = kcontrol->private_value & 3; int shift = (kcontrol->private_value >> 8) & 0xff; int mask = (kcontrol->private_value >> 16) & 0xff; unsigned short val; val = mask - (ucontrol->value.integer.value[0] & mask); return snd_ac97_ad18xx_update_pcm_bits(ac97, codec, mask << shift, val << shift); } #define AD18XX_PCM_VOLUME(xname, codec) \ { iface: SNDRV_CTL_ELEM_IFACE_MIXER, name: xname, info: snd_ac97_ad18xx_pcm_info_volume, \ get: snd_ac97_ad18xx_pcm_get_volume, put: snd_ac97_ad18xx_pcm_put_volume, \ private_value: codec } static int snd_ac97_ad18xx_pcm_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 = 31; return 0; } static int snd_ac97_ad18xx_pcm_get_volume(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) { ac97_t *ac97 = snd_kcontrol_chip(kcontrol); int codec = kcontrol->private_value & 3; spin_lock(&ac97->reg_lock); ucontrol->value.integer.value[0] = 31 - ((ac97->spec.ad18xx.pcmreg[codec] >> 0) & 31); ucontrol->value.integer.value[1] = 31 - ((ac97->spec.ad18xx.pcmreg[codec] >> 8) & 31); spin_unlock(&ac97->reg_lock); return 0; } static int snd_ac97_ad18xx_pcm_put_volume(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) { ac97_t *ac97 = snd_kcontrol_chip(kcontrol); int codec = kcontrol->private_value & 3; unsigned short val1, val2; val1 = 31 - (ucontrol->value.integer.value[0] & 31); val2 = 31 - (ucontrol->value.integer.value[1] & 31); return snd_ac97_ad18xx_update_pcm_bits(ac97, codec, 0x1f1f, (val1 << 8) | val2); } static const snd_kcontrol_new_t snd_ac97_controls_ad18xx_pcm[2] = { AD18XX_PCM_BITS("PCM Playback Switch", 0, 15, 1), AD18XX_PCM_VOLUME("PCM Playback Volume", 0) }; static const snd_kcontrol_new_t snd_ac97_controls_ad18xx_surround[2] = { AD18XX_PCM_BITS("Surround Playback Switch", 1, 15, 1), AD18XX_PCM_VOLUME("Surround Playback Volume", 1) }; static const snd_kcontrol_new_t snd_ac97_controls_ad18xx_center[2] = { AD18XX_PCM_BITS("Center Playback Switch", 2, 15, 1), AD18XX_PCM_BITS("Center Playback Volume", 2, 8, 31) }; static const snd_kcontrol_new_t snd_ac97_controls_ad18xx_lfe[1] = { AD18XX_PCM_BITS("LFE Playback Volume", 2, 0, 31) }; /* * */ static int snd_ac97_free(ac97_t *ac97) { if (ac97) { snd_ac97_proc_done(ac97); if (ac97->private_free) ac97->private_free(ac97); snd_magic_kfree(ac97); } return 0; } static int snd_ac97_dev_free(snd_device_t *device) { ac97_t *ac97 = snd_magic_cast(ac97_t, device->device_data, return -ENXIO); return snd_ac97_free(ac97); } static int snd_ac97_try_volume_mix(ac97_t * ac97, int reg) { unsigned short val, mask = 0x8000; switch (reg) { case AC97_MASTER_TONE: return ac97->caps & 0x04 ? 1 : 0; case AC97_HEADPHONE: return ac97->caps & 0x10 ? 1 : 0; case AC97_REC_GAIN_MIC: return ac97->caps & 0x01 ? 1 : 0; case AC97_3D_CONTROL: if (ac97->caps & 0x7c00) { val = snd_ac97_read(ac97, reg); /* if nonzero - fixed and we can't set it */ return val == 0; } return 0; case AC97_CENTER_LFE_MASTER: /* center */ if ((ac97->ext_id & 0x40) == 0) return 0; break; case AC97_CENTER_LFE_MASTER+1: /* lfe */ if ((ac97->ext_id & 0x100) == 0) return 0; reg = AC97_CENTER_LFE_MASTER; mask = 0x0080; break; case AC97_SURROUND_MASTER: if ((ac97->ext_id & 0x80) == 0) return 0; break; } val = snd_ac97_read(ac97, reg); if (!(val & mask)) { /* nothing seems to be here - mute flag is not set */ /* try another test */ snd_ac97_write_cache_test(ac97, reg, val | mask); val = snd_ac97_read(ac97, reg); if (!(val & mask)) return 0; /* nothing here */ } return 1; /* success, useable */ } static int snd_ac97_try_bit(ac97_t * ac97, int reg, int bit) { unsigned short mask, val, orig, res; mask = 1 << bit; orig = snd_ac97_read(ac97, reg); val = orig ^ mask; snd_ac97_write(ac97, reg, val); res = snd_ac97_read(ac97, reg); snd_ac97_write_cache(ac97, reg, orig); return res == val; } static void snd_ac97_change_volume_params1(ac97_t * ac97, int reg, unsigned char *max) { unsigned short val, val1; *max = 63; val = 0x8000 | 0x0020; snd_ac97_write(ac97, reg, val); val1 = snd_ac97_read(ac97, reg); if (val != val1) { *max = 31; } /* reset volume to zero */ snd_ac97_write_cache(ac97, reg, 0x8000); } static void snd_ac97_change_volume_params2(ac97_t * ac97, int reg, int shift, unsigned char *max) { unsigned short val, val1; *max = 63; val = 0x8080 | (0x20 << shift); snd_ac97_write(ac97, reg, val); val1 = snd_ac97_read(ac97, reg); if (val != val1) { *max = 31; } /* reset volume to zero */ snd_ac97_write_cache(ac97, reg, 0x8080); } static inline int printable(unsigned int x) { x &= 0xff; if (x < ' ' || x >= 0x71) { if (x <= 0x89) return x - 0x71 + 'A'; return '?'; } return x; } static snd_kcontrol_t *snd_ac97_cnew(const snd_kcontrol_new_t *_template, ac97_t * ac97) { snd_kcontrol_new_t template; memcpy(&template, _template, sizeof(template)); snd_runtime_check(!template.index, return NULL); template.index = ac97->num; return snd_ctl_new1(&template, ac97); } static int snd_ac97_mixer_build(snd_card_t * card, ac97_t * ac97) { snd_kcontrol_t *kctl; int err, idx; unsigned char max; /* build master controls */ /* AD claims to remove this control from AD1887, although spec v2.2 don't allow this */ if (snd_ac97_try_volume_mix(ac97, AC97_MASTER)) { if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_master[0], ac97))) < 0) return err; if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_master[1], ac97))) < 0) return err; snd_ac97_change_volume_params1(ac97, AC97_MASTER, &max); kctl->private_value &= ~(0xff << 16); kctl->private_value |= (int)max << 16; snd_ac97_write_cache(ac97, AC97_MASTER, 0x8000 | max | (max << 8)); } ac97->regs[AC97_CENTER_LFE_MASTER] = 0x8080; /* build center controls */ if (snd_ac97_try_volume_mix(ac97, AC97_CENTER_LFE_MASTER)) { if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_center[0], ac97))) < 0) return err; if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_center[1], ac97))) < 0) return err; snd_ac97_change_volume_params2(ac97, AC97_CENTER_LFE_MASTER, 0, &max); kctl->private_value &= ~(0xff << 16); kctl->private_value |= (int)max << 16; snd_ac97_write_cache(ac97, AC97_CENTER_LFE_MASTER, ac97->regs[AC97_CENTER_LFE_MASTER] | max); } /* build LFE controls */ if (snd_ac97_try_volume_mix(ac97, AC97_CENTER_LFE_MASTER+1)) { if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_lfe[0], ac97))) < 0) return err; if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_lfe[1], ac97))) < 0) return err; snd_ac97_change_volume_params2(ac97, AC97_CENTER_LFE_MASTER, 8, &max); kctl->private_value &= ~(0xff << 16); kctl->private_value |= (int)max << 16; snd_ac97_write_cache(ac97, AC97_CENTER_LFE_MASTER, ac97->regs[AC97_CENTER_LFE_MASTER] | max << 8); } /* build surround controls */ if (snd_ac97_try_volume_mix(ac97, AC97_SURROUND_MASTER)) { if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_surround[0], ac97))) < 0) return err; if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_surround[1], ac97))) < 0) return err; snd_ac97_change_volume_params2(ac97, AC97_SURROUND_MASTER, 0, &max); kctl->private_value &= ~(0xff << 16); kctl->private_value |= (int)max << 16; snd_ac97_write_cache(ac97, AC97_SURROUND_MASTER, 0x8080 | max | (max << 8)); } /* build headphone controls */ if (snd_ac97_try_volume_mix(ac97, AC97_HEADPHONE)) { if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_headphone[0], ac97))) < 0) return err; if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_headphone[1], ac97))) < 0) return err; snd_ac97_change_volume_params1(ac97, AC97_HEADPHONE, &max); kctl->private_value &= ~(0xff << 16); kctl->private_value |= (int)max << 16; snd_ac97_write_cache(ac97, AC97_HEADPHONE, 0x8000 | max | (max << 8)); } /* build master mono controls */ if (snd_ac97_try_volume_mix(ac97, AC97_MASTER_MONO)) { if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_master_mono[0], ac97))) < 0) return err; if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_master_mono[1], ac97))) < 0) return err; snd_ac97_change_volume_params1(ac97, AC97_MASTER_MONO, &max); kctl->private_value &= ~(0xff << 16); kctl->private_value |= (int)max << 16; snd_ac97_write_cache(ac97, AC97_MASTER_MONO, 0x8000 | max); } /* build master tone controls */ if (snd_ac97_try_volume_mix(ac97, AC97_MASTER_TONE)) { for (idx = 0; idx < 2; idx++) if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_tone[idx], ac97))) < 0) return err; snd_ac97_write_cache(ac97, AC97_MASTER_TONE, 0x0f0f); } /* build PC Speaker controls */ if ((ac97->flags & AC97_HAS_PC_BEEP) || snd_ac97_try_volume_mix(ac97, AC97_PC_BEEP)) { for (idx = 0; idx < 2; idx++) if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_pc_beep[idx], ac97))) < 0) return err; snd_ac97_write_cache(ac97, AC97_PC_BEEP, 0x801e); } /* build Phone controls */ if (snd_ac97_try_volume_mix(ac97, AC97_PHONE)) { for (idx = 0; idx < 2; idx++) if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_phone[idx], ac97))) < 0) return err; snd_ac97_write_cache(ac97, AC97_PHONE, 0x801f); } /* build MIC controls */ for (idx = 0; idx < 3; idx++) if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_mic[idx], ac97))) < 0) return err; snd_ac97_write_cache(ac97, AC97_MIC, 0x801f); /* build Line controls */ for (idx = 0; idx < 2; idx++) if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_line[idx], ac97))) < 0) return err; snd_ac97_write_cache(ac97, AC97_LINE, 0x9f1f); /* build CD controls */ for (idx = 0; idx < 2; idx++) if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_cd[idx], ac97))) < 0) return err; snd_ac97_write_cache(ac97, AC97_CD, 0x9f1f); /* build Video controls */ if (snd_ac97_try_volume_mix(ac97, AC97_VIDEO)) { for (idx = 0; idx < 2; idx++) if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_video[idx], ac97))) < 0) return err; snd_ac97_write_cache(ac97, AC97_VIDEO, 0x9f1f); } /* build Aux controls */ if (snd_ac97_try_volume_mix(ac97, AC97_AUX)) { for (idx = 0; idx < 2; idx++) if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_aux[idx], ac97))) < 0) return err; snd_ac97_write_cache(ac97, AC97_AUX, 0x9f1f); } /* build PCM controls */ if (ac97->flags & AC97_AD_MULTI) { for (idx = 0; idx < 2; idx++) if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_ad18xx_pcm[idx], ac97))) < 0) return err; ac97->spec.ad18xx.pcmreg[0] = 0x9f1f; if (ac97->scaps & AC97_SCAP_SURROUND_DAC) { for (idx = 0; idx < 2; idx++) if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_ad18xx_surround[idx], ac97))) < 0) return err; ac97->spec.ad18xx.pcmreg[1] = 0x9f1f; } if (ac97->scaps & AC97_SCAP_CENTER_LFE_DAC) { for (idx = 0; idx < 2; idx++) if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_ad18xx_center[idx], ac97))) < 0) return err; if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_ad18xx_lfe[0], ac97))) < 0) return err; ac97->spec.ad18xx.pcmreg[2] = 0x9f1f; } } else { for (idx = 0; idx < 2; idx++) if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_pcm[idx], ac97))) < 0) return err; } snd_ac97_write_cache(ac97, AC97_PCM, 0x9f1f); /* build Capture controls */ for (idx = 0; idx < 3; idx++) if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_capture[idx], ac97))) < 0) return err; snd_ac97_write_cache(ac97, AC97_REC_SEL, 0x0000); snd_ac97_write_cache(ac97, AC97_REC_GAIN, 0x0000); /* build MIC Capture controls */ if (snd_ac97_try_volume_mix(ac97, AC97_REC_GAIN_MIC)) { for (idx = 0; idx < 2; idx++) if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_mic_capture[idx], ac97))) < 0) return err; snd_ac97_write_cache(ac97, AC97_REC_GAIN_MIC, 0x0000); } /* build PCM out path & mute control */ if (snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 15)) { if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_PCM_OUT], ac97))) < 0) return err; } /* build Simulated Stereo Enhancement control */ if (ac97->caps & 0x0008) { if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_STEREO_ENHANCEMENT], ac97))) < 0) return err; } /* build 3D Stereo Enhancement control */ if (snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 13)) { if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_3D], ac97))) < 0) return err; } /* build Loudness control */ if (ac97->caps & 0x0020) { if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_LOUDNESS], ac97))) < 0) return err; } /* build Mono output select control */ if (snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 9)) { if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_MONO], ac97))) < 0) return err; } /* build Mic select control */ if (snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 8)) { if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_MIC], ac97))) < 0) return err; } /* build ADC/DAC loopback control */ if (enable_loopback && snd_ac97_try_bit(ac97, AC97_GENERAL_PURPOSE, 7)) { if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_general[AC97_GENERAL_LOOPBACK], ac97))) < 0) return err; } snd_ac97_write_cache(ac97, AC97_GENERAL_PURPOSE, 0x0000); /* build 3D controls */ switch (ac97->id) { case AC97_ID_STAC9708: if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_3d[0], ac97))) < 0) return err; strcpy(kctl->id.name, "3D Control Sigmatel - Depth"); kctl->private_value = AC97_3D_CONTROL | (3 << 16); if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_3d[0], ac97))) < 0) return err; strcpy(kctl->id.name, "3D Control Sigmatel - Rear Depth"); kctl->private_value = AC97_3D_CONTROL | (2 << 8) | (3 << 16); snd_ac97_write_cache(ac97, AC97_3D_CONTROL, 0x0000); break; case AC97_ID_STAC9700: case AC97_ID_STAC9721: case AC97_ID_STAC9744: case AC97_ID_STAC9756: if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_3d[0], ac97))) < 0) return err; strcpy(kctl->id.name, "3D Control Sigmatel - Depth"); kctl->private_value = AC97_3D_CONTROL | (3 << 16); snd_ac97_write_cache(ac97, AC97_3D_CONTROL, 0x0000); break; default: if (snd_ac97_try_volume_mix(ac97, AC97_3D_CONTROL)) { unsigned short val; val = 0x0707; snd_ac97_write(ac97, AC97_3D_CONTROL, val); val = snd_ac97_read(ac97, AC97_3D_CONTROL); val = val == 0x0606; if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_3d[0], ac97))) < 0) return err; if (val) kctl->private_value = AC97_3D_CONTROL | (9 << 8) | (7 << 16); if ((err = snd_ctl_add(card, kctl = snd_ac97_cnew(&snd_ac97_controls_3d[1], ac97))) < 0) return err; if (val) kctl->private_value = AC97_3D_CONTROL | (1 << 8) | (7 << 16); snd_ac97_write_cache(ac97, AC97_3D_CONTROL, 0x0000); } } /* build S/PDIF controls */ if (ac97->ext_id & 0x0004) { for (idx = 0; idx < 5; idx++) if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_controls_spdif[idx], ac97))) < 0) return err; /* consumer,PCM audio,no copyright,no preemphasis,PCM coder,original */ snd_ac97_write_cache(ac97, AC97_SPDIF, 0x2a20); ac97->spdif_status = SNDRV_PCM_DEFAULT_CON_SPDIF; } /* build Sigmatel specific controls */ switch (ac97->id) { case AC97_ID_STAC9700: case AC97_ID_STAC9708: case AC97_ID_STAC9721: case AC97_ID_STAC9744: case AC97_ID_STAC9756: snd_ac97_write_cache_test(ac97, AC97_SIGMATEL_ANALOG, snd_ac97_read(ac97, AC97_SIGMATEL_ANALOG) & ~0x0003); if (snd_ac97_try_bit(ac97, AC97_SIGMATEL_ANALOG, 1)) if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_sigmatel_controls[0], ac97))) < 0) return err; if (snd_ac97_try_bit(ac97, AC97_SIGMATEL_ANALOG, 0)) if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_sigmatel_controls[1], ac97))) < 0) return err; default: /* nothing */ break; } if (snd_ac97_try_bit(ac97, AC97_POWERDOWN, 15)) { if ((err = snd_ctl_add(card, snd_ac97_cnew(&snd_ac97_control_eapd, ac97))) < 0) return err; } return 0; } static int snd_ac97_test_rate(ac97_t *ac97, int reg, int rate) { unsigned short val; unsigned int tmp; tmp = ((unsigned int)rate * ac97->clock) / 48000; snd_ac97_write_cache_test(ac97, reg, tmp & 0xffff); val = snd_ac97_read(ac97, reg); return val == (tmp & 0xffff); } static void snd_ac97_determine_rates(ac97_t *ac97, int reg, unsigned int *r_result) { unsigned int result = 0; /* test a non-standard rate */ if (snd_ac97_test_rate(ac97, reg, 11000)) result |= SNDRV_PCM_RATE_CONTINUOUS; /* let's try to obtain standard rates */ if (snd_ac97_test_rate(ac97, reg, 8000)) result |= SNDRV_PCM_RATE_8000; if (snd_ac97_test_rate(ac97, reg, 11025)) result |= SNDRV_PCM_RATE_11025; if (snd_ac97_test_rate(ac97, reg, 16000)) result |= SNDRV_PCM_RATE_16000; if (snd_ac97_test_rate(ac97, reg, 22050)) result |= SNDRV_PCM_RATE_22050; if (snd_ac97_test_rate(ac97, reg, 32000)) result |= SNDRV_PCM_RATE_32000; if (snd_ac97_test_rate(ac97, reg, 44100)) result |= SNDRV_PCM_RATE_44100; if (snd_ac97_test_rate(ac97, reg, 48000)) result |= SNDRV_PCM_RATE_48000; *r_result = result; } static void snd_ac97_get_name(ac97_t *ac97, unsigned int id, char *name) { const ac97_codec_id_t *pid; sprintf(name, "0x%x %c%c%c", id, printable(id >> 24), printable(id >> 16), printable(id >> 8)); for (pid = snd_ac97_codec_id_vendors; pid->id; pid++) if (pid->id == (id & pid->mask)) { strcpy(name, pid->name); if (ac97 && pid->patch) pid->patch(ac97); goto __vendor_ok; } return; __vendor_ok: for (pid = snd_ac97_codec_ids; pid->id; pid++) if (pid->id == (id & pid->mask)) { strcat(name, " "); strcat(name, pid->name); if (pid->mask != 0xffffffff) sprintf(name + strlen(name), " rev %d", id & ~pid->mask); if (ac97 && pid->patch) pid->patch(ac97); return; } sprintf(name + strlen(name), " (%x)", id & 0xff); } int snd_ac97_mixer(snd_card_t * card, ac97_t * _ac97, ac97_t ** rac97) { int err; ac97_t *ac97; char name[64]; signed long end_time; static snd_device_ops_t ops = { dev_free: snd_ac97_dev_free, }; snd_assert(rac97 != NULL, return -EINVAL); *rac97 = NULL; snd_assert(card != NULL && _ac97 != NULL, return -EINVAL); ac97 = snd_magic_kcalloc(ac97_t, 0, GFP_KERNEL); if (ac97 == NULL) return -ENOMEM; *ac97 = *_ac97; ac97->card = card; spin_lock_init(&ac97->reg_lock); snd_ac97_write(ac97, AC97_RESET, 0); /* reset to defaults */ if (ac97->wait) ac97->wait(ac97); else { udelay(50); /* it's necessary to wait awhile until registers are accessible after RESET */ /* because the PCM or MASTER volume registers can be modified, */ /* the REC_GAIN register is used for tests */ end_time = jiffies + HZ; do { /* use preliminary reads to settle the communication */ snd_ac97_read(ac97, AC97_RESET); snd_ac97_read(ac97, AC97_VENDOR_ID1); snd_ac97_read(ac97, AC97_VENDOR_ID2); /* test if we can write to the PCM volume register */ snd_ac97_write_cache(ac97, AC97_REC_GAIN, 0x8a05); if ((err = snd_ac97_read(ac97, AC97_REC_GAIN)) == 0x8a05) goto __access_ok; set_current_state(TASK_UNINTERRUPTIBLE); schedule_timeout(HZ/100); } while (end_time - (signed long)jiffies >= 0); snd_printd("AC'97 %d:%d does not respond - RESET [REC_GAIN = 0x%x]\n", ac97->num, ac97->addr, err); snd_ac97_free(ac97); return -ENXIO; } __access_ok: ac97->caps = snd_ac97_read(ac97, AC97_RESET); ac97->id = snd_ac97_read(ac97, AC97_VENDOR_ID1) << 16; ac97->id |= snd_ac97_read(ac97, AC97_VENDOR_ID2); ac97->ext_id = snd_ac97_read(ac97, AC97_EXTENDED_ID); if (ac97->ext_id == 0xffff) /* invalid combination */ ac97->ext_id = 0; if (ac97->id == 0x00000000 || ac97->id == 0xffffffff) { snd_printk("AC'97 %d:%d access is not valid [0x%x], removing mixer.\n", ac97->num, ac97->addr, ac97->id); snd_ac97_free(ac97); return -EIO; } /* FIXME: add powerdown control */ /* nothing should be in powerdown mode */ snd_ac97_write_cache_test(ac97, AC97_POWERDOWN, 0); snd_ac97_write_cache_test(ac97, AC97_RESET, 0); /* reset to defaults */ udelay(100); /* nothing should be in powerdown mode */ snd_ac97_write_cache_test(ac97, AC97_POWERDOWN, 0); snd_ac97_write_cache_test(ac97, AC97_GENERAL_PURPOSE, 0); end_time = jiffies + (HZ / 10); do { if ((snd_ac97_read(ac97, AC97_POWERDOWN) & 0x0f) == 0x0f) goto __ready_ok; set_current_state(TASK_UNINTERRUPTIBLE); schedule_timeout(HZ/10); } while (end_time - (signed long)jiffies >= 0); snd_printk("AC'97 %d:%d analog subsections not ready\n", ac97->num, ac97->addr); __ready_ok: if (ac97->clock == 0) ac97->clock = 48000; /* standard value */ if (ac97->ext_id & 0x0189) /* L/R, MIC, SDAC, LDAC VRA support */ snd_ac97_write_cache(ac97, AC97_EXTENDED_STATUS, ac97->ext_id & 0x0189); if (ac97->ext_id & 0x0001) { /* VRA support */ snd_ac97_determine_rates(ac97, AC97_PCM_FRONT_DAC_RATE, &ac97->rates_front_dac); snd_ac97_determine_rates(ac97, AC97_PCM_LR_ADC_RATE, &ac97->rates_adc); } else { ac97->rates_front_dac = SNDRV_PCM_RATE_48000; ac97->rates_adc = SNDRV_PCM_RATE_48000; } if (ac97->ext_id & 0x0008) { /* MIC VRA support */ snd_ac97_determine_rates(ac97, AC97_PCM_MIC_ADC_RATE, &ac97->rates_mic_adc); } else { ac97->rates_mic_adc = SNDRV_PCM_RATE_48000; } if (ac97->ext_id & 0x0080) { /* SDAC support */ snd_ac97_determine_rates(ac97, AC97_PCM_SURR_DAC_RATE, &ac97->rates_surr_dac); ac97->scaps |= AC97_SCAP_SURROUND_DAC; } if (ac97->ext_id & 0x0100) { /* LDAC support */ snd_ac97_determine_rates(ac97, AC97_PCM_LFE_DAC_RATE, &ac97->rates_lfe_dac); ac97->scaps |= AC97_SCAP_CENTER_LFE_DAC; } if (ac97->init) ac97->init(ac97); snd_ac97_get_name(ac97, ac97->id, name); snd_ac97_get_name(NULL, ac97->id, name); // ac97->id might be changed in the special setup code if (card->mixername[0] == '\0') { strcpy(card->mixername, name); } else { if (strlen(card->mixername) + 1 + strlen(name) + 1 <= sizeof(card->mixername)) { strcat(card->mixername, ","); strcat(card->mixername, name); } } if ((err = snd_component_add(card, "AC97")) < 0) { snd_ac97_free(ac97); return err; } if (snd_ac97_mixer_build(card, ac97) < 0) { snd_ac97_free(ac97); return -ENOMEM; } snd_ac97_proc_init(card, ac97); if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, ac97, &ops)) < 0) { snd_ac97_free(ac97); return err; } *rac97 = ac97; return 0; } /* */ static void snd_ac97_proc_read_main(ac97_t *ac97, snd_info_buffer_t * buffer, int subidx) { char name[64]; unsigned int id; unsigned short val, tmp, ext; static const char *spdif_slots[4] = { " SPDIF=3/4", " SPDIF=7/8", " SPDIF=6/9", " SPDIF=res" }; static const char *spdif_rates[4] = { " Rate=44.1kHz", " Rate=res", " Rate=48kHz", " Rate=32kHz" }; id = snd_ac97_read(ac97, AC97_VENDOR_ID1) << 16; id |= snd_ac97_read(ac97, AC97_VENDOR_ID2); snd_ac97_get_name(NULL, id, name); snd_iprintf(buffer, "%d-%d/%d: %s\n\n", ac97->addr, ac97->num, subidx, name); val = snd_ac97_read(ac97, AC97_RESET); snd_iprintf(buffer, "Capabilities :%s%s%s%s%s%s\n", val & 0x0001 ? " -dedicated MIC PCM IN channel-" : "", val & 0x0002 ? " -reserved1-" : "", val & 0x0004 ? " -bass & treble-" : "", val & 0x0008 ? " -simulated stereo-" : "", val & 0x0010 ? " -headphone out-" : "", val & 0x0020 ? " -loudness-" : ""); tmp = ac97->caps & 0x00c0; snd_iprintf(buffer, "DAC resolution : %s%s%s%s\n", tmp == 0x0000 ? "16-bit" : "", tmp == 0x0040 ? "18-bit" : "", tmp == 0x0080 ? "20-bit" : "", tmp == 0x00c0 ? "???" : ""); tmp = ac97->caps & 0x0300; snd_iprintf(buffer, "ADC resolution : %s%s%s%s\n", tmp == 0x0000 ? "16-bit" : "", tmp == 0x0100 ? "18-bit" : "", tmp == 0x0200 ? "20-bit" : "", tmp == 0x0300 ? "???" : ""); snd_iprintf(buffer, "3D enhancement : %s\n", snd_ac97_stereo_enhancements[(val >> 10) & 0x1f]); snd_iprintf(buffer, "\nCurrent setup\n"); val = snd_ac97_read(ac97, AC97_MIC); snd_iprintf(buffer, "Mic gain : %s [%s]\n", val & 0x0040 ? "+20dB" : "+0dB", ac97->regs[AC97_MIC] & 0x0040 ? "+20dB" : "+0dB"); val = snd_ac97_read(ac97, AC97_GENERAL_PURPOSE); snd_iprintf(buffer, "POP path : %s 3D\n" "Sim. stereo : %s\n" "3D enhancement : %s\n" "Loudness : %s\n" "Mono output : %s\n" "Mic select : %s\n" "ADC/DAC loopback : %s\n", val & 0x8000 ? "post" : "pre", val & 0x4000 ? "on" : "off", val & 0x2000 ? "on" : "off", val & 0x1000 ? "on" : "off", val & 0x0200 ? "Mic" : "MIX", val & 0x0100 ? "Mic2" : "Mic1", val & 0x0080 ? "on" : "off"); ext = snd_ac97_read(ac97, AC97_EXTENDED_ID); if (ext == 0) return; snd_iprintf(buffer, "Extended ID : codec=%i rev=%i%s%s%s%s DSA=%i%s%s%s%s\n", (ext >> 14) & 3, (ext >> 10) & 3, ext & 0x0200 ? " AMAP" : "", ext & 0x0100 ? " LDAC" : "", ext & 0x0080 ? " SDAC" : "", ext & 0x0040 ? " CDAC" : "", (ext >> 4) & 3, ext & 0x0008 ? " VRM" : "", ext & 0x0004 ? " SPDIF" : "", ext & 0x0002 ? " DRA" : "", ext & 0x0001 ? " VRA" : ""); val = snd_ac97_read(ac97, AC97_EXTENDED_STATUS); snd_iprintf(buffer, "Extended status :%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n", val & 0x4000 ? " PRL" : "", val & 0x2000 ? " PRK" : "", val & 0x1000 ? " PRJ" : "", val & 0x0800 ? " PRI" : "", val & 0x0400 ? " SPCV" : "", val & 0x0200 ? " MADC" : "", val & 0x0100 ? " LDAC" : "", val & 0x0080 ? " SDAC" : "", val & 0x0040 ? " CDAC" : "", ext & 0x0004 ? spdif_slots[(val & 0x0030) >> 4] : "", val & 0x0008 ? " VRM" : "", val & 0x0004 ? " SPDIF" : "", val & 0x0002 ? " DRA" : "", val & 0x0001 ? " VRA" : ""); if (ext & 1) { /* VRA */ val = snd_ac97_read(ac97, AC97_PCM_FRONT_DAC_RATE); snd_iprintf(buffer, "PCM front DAC : %iHz\n", val); if (ext & 0x0080) { val = snd_ac97_read(ac97, AC97_PCM_SURR_DAC_RATE); snd_iprintf(buffer, "PCM Surr DAC : %iHz\n", val); } if (ext & 0x0100) { val = snd_ac97_read(ac97, AC97_PCM_LFE_DAC_RATE); snd_iprintf(buffer, "PCM LFE DAC : %iHz\n", val); } val = snd_ac97_read(ac97, AC97_PCM_LR_ADC_RATE); snd_iprintf(buffer, "PCM ADC : %iHz\n", val); } if (ext & 0x0008) { val = snd_ac97_read(ac97, AC97_PCM_MIC_ADC_RATE); snd_iprintf(buffer, "PCM MIC ADC : %iHz\n", val); } if (ext & 0x0004) { val = snd_ac97_read(ac97, AC97_SPDIF); snd_iprintf(buffer, "SPDIF Control :%s%s%s%s Category=0x%x Generation=%i%s%s%s\n", val & 0x0001 ? " PRO" : " Consumer", val & 0x0002 ? " Non-audio" : " PCM", val & 0x0004 ? " Copyright" : "", val & 0x0008 ? " Preemph50/15" : "", (val & 0x07f0) >> 4, (val & 0x0800) >> 11, spdif_rates[(val & 0x3000) >> 12], val & 0x4000 ? " DRS" : "", val & 0x8000 ? " Validity" : ""); } } static void snd_ac97_proc_read(snd_info_entry_t *entry, snd_info_buffer_t * buffer) { ac97_t *ac97 = snd_magic_cast(ac97_t, entry->private_data, return); if ((ac97->id & 0xffffff40) == AC97_ID_AD1881) { // Analog Devices AD1881/85/86 int idx; down(&ac97->spec.ad18xx.mutex); for (idx = 0; idx < 3; idx++) if (ac97->spec.ad18xx.id[idx]) { /* select single codec */ snd_ac97_write_cache(ac97, AC97_AD_SERIAL_CFG, ac97->spec.ad18xx.unchained[idx] | ac97->spec.ad18xx.chained[idx]); snd_ac97_proc_read_main(ac97, buffer, idx); snd_iprintf(buffer, "\n\n"); } /* select all codecs */ snd_ac97_write_cache(ac97, AC97_AD_SERIAL_CFG, 0x7000); up(&ac97->spec.ad18xx.mutex); snd_iprintf(buffer, "\nAD18XX configuration\n"); snd_iprintf(buffer, "Unchained : 0x%04x,0x%04x,0x%04x\n", ac97->spec.ad18xx.unchained[0], ac97->spec.ad18xx.unchained[1], ac97->spec.ad18xx.unchained[2]); snd_iprintf(buffer, "Chained : 0x%04x,0x%04x,0x%04x\n", ac97->spec.ad18xx.chained[0], ac97->spec.ad18xx.chained[1], ac97->spec.ad18xx.chained[2]); } else { snd_ac97_proc_read_main(ac97, buffer, 0); } } static void snd_ac97_proc_regs_read_main(ac97_t *ac97, snd_info_buffer_t * buffer, int subidx) { int reg, val; for (reg = 0; reg < 0x80; reg += 2) { val = snd_ac97_read(ac97, reg); snd_iprintf(buffer, "%i:%02x = %04x\n", subidx, reg, val); } } static void snd_ac97_proc_regs_read(snd_info_entry_t *entry, snd_info_buffer_t * buffer) { ac97_t *ac97 = snd_magic_cast(ac97_t, entry->private_data, return); if ((ac97->id & 0xffffff40) == AC97_ID_AD1881) { // Analog Devices AD1881/85/86 int idx; down(&ac97->spec.ad18xx.mutex); for (idx = 0; idx < 3; idx++) if (ac97->spec.ad18xx.id[idx]) { /* select single codec */ snd_ac97_write_cache(ac97, AC97_AD_SERIAL_CFG, ac97->spec.ad18xx.unchained[idx] | ac97->spec.ad18xx.chained[idx]); snd_ac97_proc_regs_read_main(ac97, buffer, idx); } /* select all codecs */ snd_ac97_write_cache(ac97, AC97_AD_SERIAL_CFG, 0x7000); up(&ac97->spec.ad18xx.mutex); } else { snd_ac97_proc_regs_read_main(ac97, buffer, 0); } } static void snd_ac97_proc_init(snd_card_t * card, ac97_t * ac97) { snd_info_entry_t *entry; char name[12]; sprintf(name, "ac97#%d", ac97->addr); if ((entry = snd_info_create_card_entry(card, name, card->proc_root)) != NULL) { entry->content = SNDRV_INFO_CONTENT_TEXT; entry->private_data = ac97; entry->mode = S_IFREG | S_IRUGO | S_IWUSR; entry->c.text.read_size = 512; entry->c.text.read = snd_ac97_proc_read; if (snd_info_register(entry) < 0) { snd_info_free_entry(entry); entry = NULL; } } ac97->proc_entry = entry; sprintf(name, "ac97#%dregs", ac97->addr); if ((entry = snd_info_create_card_entry(card, name, card->proc_root)) != NULL) { entry->content = SNDRV_INFO_CONTENT_TEXT; entry->private_data = ac97; entry->mode = S_IFREG | S_IRUGO | S_IWUSR; entry->c.text.read_size = 1024; entry->c.text.read = snd_ac97_proc_regs_read; if (snd_info_register(entry) < 0) { snd_info_free_entry(entry); entry = NULL; } } ac97->proc_regs_entry = entry; } static void snd_ac97_proc_done(ac97_t * ac97) { if (ac97->proc_regs_entry) { snd_info_unregister(ac97->proc_regs_entry); ac97->proc_regs_entry = NULL; } if (ac97->proc_entry) { snd_info_unregister(ac97->proc_entry); ac97->proc_entry = NULL; } } /* * Chip specific initialization */ static int patch_wolfson(ac97_t * ac97) { // for all wolfson codecs (is this correct? --jk) snd_ac97_write_cache(ac97, 0x72, 0x0808); snd_ac97_write_cache(ac97, 0x74, 0x0808); // patch for DVD noise snd_ac97_write_cache(ac97, 0x5a, 0x0200); // init vol snd_ac97_write_cache(ac97, 0x70, 0x0808); snd_ac97_write_cache(ac97, AC97_SURROUND_MASTER, 0x0000); return 0; } static int patch_tritech_tr28028(ac97_t * ac97) { snd_ac97_write_cache(ac97, 0x26, 0x0300); snd_ac97_write_cache(ac97, 0x26, 0x0000); snd_ac97_write_cache(ac97, AC97_SURROUND_MASTER, 0x0000); snd_ac97_write_cache(ac97, AC97_SPDIF, 0x0000); return 0; } static int patch_sigmatel_stac9708(ac97_t * ac97) { unsigned int codec72, codec6c; codec72 = snd_ac97_read(ac97, AC97_SIGMATEL_BIAS2) & 0x8000; codec6c = snd_ac97_read(ac97, AC97_SIGMATEL_ANALOG); if ((codec72==0) && (codec6c==0)) { snd_ac97_write_cache(ac97, AC97_SIGMATEL_CIC1, 0xabba); snd_ac97_write_cache(ac97, AC97_SIGMATEL_CIC2, 0x1000); snd_ac97_write_cache(ac97, AC97_SIGMATEL_BIAS1, 0xabba); snd_ac97_write_cache(ac97, AC97_SIGMATEL_BIAS2, 0x0007); } else if ((codec72==0x8000) && (codec6c==0)) { snd_ac97_write_cache(ac97, AC97_SIGMATEL_CIC1, 0xabba); snd_ac97_write_cache(ac97, AC97_SIGMATEL_CIC2, 0x1001); snd_ac97_write_cache(ac97, AC97_SIGMATEL_DAC2INVERT, 0x0008); } else if ((codec72==0x8000) && (codec6c==0x0080)) { /* nothing */ } snd_ac97_write_cache(ac97, AC97_SIGMATEL_MULTICHN, 0x0000); return 0; } static int patch_sigmatel_stac9721(ac97_t * ac97) { if (snd_ac97_read(ac97, AC97_SIGMATEL_ANALOG) == 0) { // patch for SigmaTel snd_ac97_write_cache(ac97, AC97_SIGMATEL_CIC1, 0xabba); snd_ac97_write_cache(ac97, AC97_SIGMATEL_CIC2, 0x4000); snd_ac97_write_cache(ac97, AC97_SIGMATEL_BIAS1, 0xabba); snd_ac97_write_cache(ac97, AC97_SIGMATEL_BIAS2, 0x0002); } snd_ac97_write_cache(ac97, AC97_SIGMATEL_MULTICHN, 0x0000); return 0; } static int patch_sigmatel_stac9744(ac97_t * ac97) { // patch for SigmaTel snd_ac97_write_cache(ac97, AC97_SIGMATEL_CIC1, 0xabba); snd_ac97_write_cache(ac97, AC97_SIGMATEL_CIC2, 0x0000); /* is this correct? --jk */ snd_ac97_write_cache(ac97, AC97_SIGMATEL_BIAS1, 0xabba); snd_ac97_write_cache(ac97, AC97_SIGMATEL_BIAS2, 0x0002); snd_ac97_write_cache(ac97, AC97_SIGMATEL_MULTICHN, 0x0000); return 0; } static int patch_sigmatel_stac9756(ac97_t * ac97) { // patch for SigmaTel snd_ac97_write_cache(ac97, AC97_SIGMATEL_CIC1, 0xabba); snd_ac97_write_cache(ac97, AC97_SIGMATEL_CIC2, 0x0000); /* is this correct? --jk */ snd_ac97_write_cache(ac97, AC97_SIGMATEL_BIAS1, 0xabba); snd_ac97_write_cache(ac97, AC97_SIGMATEL_BIAS2, 0x0002); snd_ac97_write_cache(ac97, AC97_SIGMATEL_MULTICHN, 0x0000); return 0; } static int patch_cirrus_cs4299(ac97_t * ac97) { ac97->flags |= AC97_HAS_PC_BEEP; /* force the detection of PC Beep */ return 0; } static int patch_ad1819(ac97_t * ac97) { // patch for Analog Devices snd_ac97_write_cache(ac97, AC97_AD_SERIAL_CFG, 0x7000); /* select all codecs */ return 0; } static unsigned short patch_ad1881_unchained(ac97_t * ac97, int idx, unsigned short mask) { unsigned short val; // test for unchained codec snd_ac97_write_cache(ac97, AC97_AD_SERIAL_CFG, mask); snd_ac97_write_cache(ac97, AC97_AD_CODEC_CFG, 0x0000); /* ID0C, ID1C, SDIE = off */ val = snd_ac97_read(ac97, AC97_VENDOR_ID2); if ((val & 0xff40) != 0x5340) return 0; ac97->spec.ad18xx.unchained[idx] = mask; ac97->spec.ad18xx.id[idx] = val; return mask; } static int patch_ad1881_chained1(ac97_t * ac97, int idx, unsigned short codec_bits) { static int cfg_bits[3] = { 1<<12, 1<<14, 1<<13 }; unsigned short val; snd_ac97_write_cache(ac97, AC97_AD_SERIAL_CFG, cfg_bits[idx]); snd_ac97_write_cache(ac97, AC97_AD_CODEC_CFG, 0x0004); // SDIE val = snd_ac97_read(ac97, AC97_VENDOR_ID2); if ((val & 0xff40) != 0x5340) return 0; if (codec_bits) snd_ac97_write_cache(ac97, AC97_AD_CODEC_CFG, codec_bits); ac97->spec.ad18xx.chained[idx] = cfg_bits[idx]; ac97->spec.ad18xx.id[idx] = val; return 1; } static void patch_ad1881_chained(ac97_t * ac97, int unchained_idx, int cidx1, int cidx2) { // already detected? if (ac97->spec.ad18xx.unchained[cidx1] || ac97->spec.ad18xx.chained[cidx1]) cidx1 = -1; if (ac97->spec.ad18xx.unchained[cidx2] || ac97->spec.ad18xx.chained[cidx2]) cidx2 = -1; if (cidx1 < 0 && cidx2 < 0) return; // test for chained codecs snd_ac97_write_cache(ac97, AC97_AD_SERIAL_CFG, ac97->spec.ad18xx.unchained[unchained_idx]); snd_ac97_write_cache(ac97, AC97_AD_CODEC_CFG, 0x0002); // ID1C if (cidx1 >= 0) { if (patch_ad1881_chained1(ac97, cidx1, 0x0006)) // SDIE | ID1C patch_ad1881_chained1(ac97, cidx2, 0); else if (patch_ad1881_chained1(ac97, cidx2, 0x0006)) // SDIE | ID1C patch_ad1881_chained1(ac97, cidx1, 0); } else if (cidx2 >= 0) { patch_ad1881_chained1(ac97, cidx2, 0); } } static int patch_ad1881(ac97_t * ac97) { static const char cfg_idxs[3][2] = { {2, 1}, {0, 2}, {0, 1} }; // patch for Analog Devices unsigned short codecs[3]; int idx, num; init_MUTEX(&ac97->spec.ad18xx.mutex); codecs[0] = patch_ad1881_unchained(ac97, 0, (1<<12)); codecs[1] = patch_ad1881_unchained(ac97, 1, (1<<14)); codecs[2] = patch_ad1881_unchained(ac97, 2, (1<<13)); snd_runtime_check(codecs[0] | codecs[1] | codecs[2], goto __end); for (idx = 0; idx < 3; idx++) if (ac97->spec.ad18xx.unchained[idx]) patch_ad1881_chained(ac97, idx, cfg_idxs[idx][0], cfg_idxs[idx][1]); if (ac97->spec.ad18xx.id[1]) { ac97->flags |= AC97_AD_MULTI; ac97->scaps |= AC97_SCAP_SURROUND_DAC; } if (ac97->spec.ad18xx.id[2]) { ac97->flags |= AC97_AD_MULTI; ac97->scaps |= AC97_SCAP_CENTER_LFE_DAC; } __end: /* select all codecs */ snd_ac97_write_cache(ac97, AC97_AD_SERIAL_CFG, 0x7000); /* check if only one codec is present */ for (idx = num = 0; idx < 3; idx++) if (ac97->spec.ad18xx.id[idx]) num++; if (num == 1) { /* ok, deselect all ID bits */ snd_ac97_write_cache(ac97, AC97_AD_CODEC_CFG, 0x0000); } /* required for AD1886/AD1885 combination */ ac97->ext_id = snd_ac97_read(ac97, AC97_EXTENDED_ID); if (ac97->spec.ad18xx.id[0]) { ac97->id &= 0xffff0000; ac97->id |= ac97->spec.ad18xx.id[0]; } return 0; } /* * PCM support */ int snd_ac97_set_rate(ac97_t *ac97, int reg, unsigned short rate) { unsigned short mask; unsigned int tmp; signed long end_time; switch (reg) { case AC97_PCM_MIC_ADC_RATE: mask = 0x0000; if ((ac97->regs[AC97_EXTENDED_STATUS] & 0x0008) == 0) /* MIC VRA */ if (rate != 48000) return -EINVAL; break; case AC97_PCM_FRONT_DAC_RATE: mask = 0x0200; if ((ac97->regs[AC97_EXTENDED_STATUS] & 0x0001) == 0) /* VRA */ if (rate != 48000) return -EINVAL; break; case AC97_PCM_LR_ADC_RATE: mask = 0x0100; if ((ac97->regs[AC97_EXTENDED_STATUS] & 0x0001) == 0) /* VRA */ if (rate != 48000) return -EINVAL; break; default: return -EINVAL; } tmp = ((unsigned int)rate * ac97->clock) / 48000; if (tmp > 65535) return -EINVAL; snd_ac97_update_bits(ac97, AC97_POWERDOWN, mask, mask); end_time = jiffies + (HZ / 50); do { set_current_state(TASK_UNINTERRUPTIBLE); schedule_timeout(1); } while (end_time - (signed long)jiffies >= 0); snd_ac97_update(ac97, reg, tmp & 0xffff); udelay(10); snd_ac97_update_bits(ac97, AC97_POWERDOWN, mask, 0); end_time = jiffies + (HZ / 50); do { set_current_state(TASK_UNINTERRUPTIBLE); schedule_timeout(1); } while (end_time - (signed long)jiffies >= 0); end_time = jiffies + (HZ / 10); do { if ((snd_ac97_read(ac97, AC97_POWERDOWN) & 0x0003) == 0x0003) break; set_current_state(TASK_UNINTERRUPTIBLE); schedule_timeout(1); } while (end_time - (signed long)jiffies >= 0); return 0; } #ifdef CONFIG_PM /* * general suspend procedure */ void snd_ac97_suspend(ac97_t *ac97) { unsigned short power = (ac97->regs[AC97_POWERDOWN] ^ 0x8000) & ~0x8000; /* invert EAPD */ power |= 0x4000; /* Headphone amplifier powerdown */ power |= 0x0300; /* ADC & DAC powerdown */ snd_ac97_write(ac97, AC97_POWERDOWN, power); udelay(100); power |= 0x0400; /* Analog Mixer powerdown (Vref on) */ snd_ac97_write(ac97, AC97_POWERDOWN, power); udelay(100); power |= 0x3800; /* AC-link powerdown, internal Clk disable */ snd_ac97_write(ac97, AC97_POWERDOWN, power); } /* * general resume procedure */ void snd_ac97_resume(ac97_t *ac97) { int i; snd_ac97_write(ac97, AC97_POWERDOWN, 0); snd_ac97_write(ac97, AC97_RESET, 0); udelay(100); snd_ac97_write(ac97, AC97_POWERDOWN, 0); snd_ac97_write(ac97, AC97_GENERAL_PURPOSE, 0); snd_ac97_write(ac97, AC97_POWERDOWN, ac97->regs[AC97_POWERDOWN]); snd_ac97_write(ac97, AC97_MASTER, 0x8000); for (i = 0; i < 10; i++) { if (snd_ac97_read(ac97, AC97_MASTER) == 0x8000) break; mdelay(1); } if (ac97->init) ac97->init(ac97); /* restore ac97 status */ for (i = 2; i < 0x7c ; i += 2) { if (i == AC97_POWERDOWN || i == AC97_EXTENDED_ID) continue; /* restore only accessible registers * some chip (e.g. nm256) may hang up when unsupported registers * are accessed..! */ if (test_bit(i, ac97->reg_accessed)) snd_ac97_write(ac97, i, ac97->regs[i]); } } #endif /* * Exported symbols */ EXPORT_SYMBOL(snd_ac97_write); EXPORT_SYMBOL(snd_ac97_read); EXPORT_SYMBOL(snd_ac97_write_cache); EXPORT_SYMBOL(snd_ac97_update); EXPORT_SYMBOL(snd_ac97_update_bits); EXPORT_SYMBOL(snd_ac97_mixer); EXPORT_SYMBOL(snd_ac97_set_rate); #ifdef CONFIG_PM EXPORT_SYMBOL(snd_ac97_resume); #endif /* * INIT part */ static int __init alsa_ac97_init(void) { return 0; } static void __exit alsa_ac97_exit(void) { } module_init(alsa_ac97_init) module_exit(alsa_ac97_exit)