/* * Philips UDA1341 mixer device driver * Copyright (c) 2002 Tomas Kasparek <tomas.kasparek@seznam.cz> * * Portions are Copyright (C) 2000 Lernout & Hauspie Speech Products, N.V. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License. * * History: * * 2002-03-13 Tomas Kasparek initial release - based on uda1341.c from OSS * 2002-03-28 Tomas Kasparek basic mixer is working (volume, bass, treble) * 2002-03-30 Tomas Kasparek proc filesystem support, complete mixer and DSP * features support * 2002-04-12 Tomas Kasparek proc interface update, code cleanup * 2002-05-12 Tomas Kasparek another code cleanup */ /* $Id: uda1341.c,v 1.18 2005/11/17 14:17:21 tiwai Exp $ */ #include <sound/driver.h> #include <linux/module.h> #include <linux/init.h> #include <linux/types.h> #include <linux/slab.h> #include <linux/errno.h> #include <linux/ioctl.h> #include <asm/uaccess.h> #include <sound/core.h> #include <sound/control.h> #include <sound/initval.h> #include <sound/info.h> #include <linux/l3/l3.h> #include <sound/uda1341.h> /* {{{ HW regs definition */ #define STAT0 0x00 #define STAT1 0x80 #define STAT_MASK 0x80 #define DATA0_0 0x00 #define DATA0_1 0x40 #define DATA0_2 0x80 #define DATA_MASK 0xc0 #define IS_DATA0(x) ((x) >= data0_0 && (x) <= data0_2) #define IS_DATA1(x) ((x) == data1) #define IS_STATUS(x) ((x) == stat0 || (x) == stat1) #define IS_EXTEND(x) ((x) >= ext0 && (x) <= ext6) /* }}} */ static const char *peak_names[] = { "before", "after", }; static const char *filter_names[] = { "flat", "min", "min", "max", }; static const char *mixer_names[] = { "double differential", "input channel 1 (line in)", "input channel 2 (microphone)", "digital mixer", }; static const char *deemp_names[] = { "none", "32 kHz", "44.1 kHz", "48 kHz", }; enum uda1341_regs_names { stat0, stat1, data0_0, data0_1, data0_2, data1, ext0, ext1, ext2, empty, ext4, ext5, ext6, uda1341_reg_last, }; static const char *uda1341_reg_names[] = { "stat 0 ", "stat 1 ", "data 00", "data 01", "data 02", "data 1 ", "ext 0", "ext 1", "ext 2", "empty", "ext 4", "ext 5", "ext 6", }; static const int uda1341_enum_items[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, //peak - before/after 4, //deemp - none/32/44.1/48 0, 4, //filter - flat/min/min/max 0, 0, 0, 4, //mixer - differ/line/mic/mixer 0, 0, 0, 0, 0, }; static const char ** uda1341_enum_names[] = { NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, peak_names, //peak - before/after deemp_names, //deemp - none/32/44.1/48 NULL, filter_names, //filter - flat/min/min/max NULL, NULL, NULL, mixer_names, //mixer - differ/line/mic/mixer NULL, NULL, NULL, NULL, NULL, }; typedef int uda1341_cfg[CMD_LAST]; struct uda1341 { int (*write) (struct l3_client *uda1341, unsigned short reg, unsigned short val); int (*read) (struct l3_client *uda1341, unsigned short reg); unsigned char regs[uda1341_reg_last]; int active; spinlock_t reg_lock; struct snd_card *card; uda1341_cfg cfg; #ifdef CONFIG_PM unsigned char suspend_regs[uda1341_reg_last]; uda1341_cfg suspend_cfg; #endif }; /* transfer 8bit integer into string with binary representation */ static void int2str_bin8(uint8_t val, char *buf) { const int size = sizeof(val) * 8; int i; for (i= 0; i < size; i++){ *(buf++) = (val >> (size - 1)) ? '1' : '0'; val <<= 1; } *buf = '\0'; //end the string with zero } /* {{{ HW manipulation routines */ static int snd_uda1341_codec_write(struct l3_client *clnt, unsigned short reg, unsigned short val) { struct uda1341 *uda = clnt->driver_data; unsigned char buf[2] = { 0xc0, 0xe0 }; // for EXT addressing int err = 0; uda->regs[reg] = val; if (uda->active) { if (IS_DATA0(reg)) { err = l3_write(clnt, UDA1341_DATA0, (const unsigned char *)&val, 1); } else if (IS_DATA1(reg)) { err = l3_write(clnt, UDA1341_DATA1, (const unsigned char *)&val, 1); } else if (IS_STATUS(reg)) { err = l3_write(clnt, UDA1341_STATUS, (const unsigned char *)&val, 1); } else if (IS_EXTEND(reg)) { buf[0] |= (reg - ext0) & 0x7; //EXT address buf[1] |= val; //EXT data err = l3_write(clnt, UDA1341_DATA0, (const unsigned char *)buf, 2); } } else printk(KERN_ERR "UDA1341 codec not active!\n"); return err; } static int snd_uda1341_codec_read(struct l3_client *clnt, unsigned short reg) { unsigned char val; int err; err = l3_read(clnt, reg, &val, 1); if (err == 1) // use just 6bits - the rest is address of the reg return val & 63; return err < 0 ? err : -EIO; } static inline int snd_uda1341_valid_reg(struct l3_client *clnt, unsigned short reg) { return reg < uda1341_reg_last; } static int snd_uda1341_update_bits(struct l3_client *clnt, unsigned short reg, unsigned short mask, unsigned short shift, unsigned short value, int flush) { int change; unsigned short old, new; struct uda1341 *uda = clnt->driver_data; #if 0 printk(KERN_DEBUG "update_bits: reg: %s mask: %d shift: %d val: %d\n", uda1341_reg_names[reg], mask, shift, value); #endif if (!snd_uda1341_valid_reg(clnt, reg)) return -EINVAL; spin_lock(&uda->reg_lock); old = uda->regs[reg]; new = (old & ~(mask << shift)) | (value << shift); change = old != new; if (change) { if (flush) uda->write(clnt, reg, new); uda->regs[reg] = new; } spin_unlock(&uda->reg_lock); return change; } static int snd_uda1341_cfg_write(struct l3_client *clnt, unsigned short what, unsigned short value, int flush) { struct uda1341 *uda = clnt->driver_data; int ret = 0; #ifdef CONFIG_PM int reg; #endif #if 0 printk(KERN_DEBUG "cfg_write what: %d value: %d\n", what, value); #endif uda->cfg[what] = value; switch(what) { case CMD_RESET: ret = snd_uda1341_update_bits(clnt, data0_2, 1, 2, 1, flush); // MUTE ret = snd_uda1341_update_bits(clnt, stat0, 1, 6, 1, flush); // RESET ret = snd_uda1341_update_bits(clnt, stat0, 1, 6, 0, flush); // RESTORE uda->cfg[CMD_RESET]=0; break; case CMD_FS: ret = snd_uda1341_update_bits(clnt, stat0, 3, 4, value, flush); break; case CMD_FORMAT: ret = snd_uda1341_update_bits(clnt, stat0, 7, 1, value, flush); break; case CMD_OGAIN: ret = snd_uda1341_update_bits(clnt, stat1, 1, 6, value, flush); break; case CMD_IGAIN: ret = snd_uda1341_update_bits(clnt, stat1, 1, 5, value, flush); break; case CMD_DAC: ret = snd_uda1341_update_bits(clnt, stat1, 1, 0, value, flush); break; case CMD_ADC: ret = snd_uda1341_update_bits(clnt, stat1, 1, 1, value, flush); break; case CMD_VOLUME: ret = snd_uda1341_update_bits(clnt, data0_0, 63, 0, value, flush); break; case CMD_BASS: ret = snd_uda1341_update_bits(clnt, data0_1, 15, 2, value, flush); break; case CMD_TREBBLE: ret = snd_uda1341_update_bits(clnt, data0_1, 3, 0, value, flush); break; case CMD_PEAK: ret = snd_uda1341_update_bits(clnt, data0_2, 1, 5, value, flush); break; case CMD_DEEMP: ret = snd_uda1341_update_bits(clnt, data0_2, 3, 3, value, flush); break; case CMD_MUTE: ret = snd_uda1341_update_bits(clnt, data0_2, 1, 2, value, flush); break; case CMD_FILTER: ret = snd_uda1341_update_bits(clnt, data0_2, 3, 0, value, flush); break; case CMD_CH1: ret = snd_uda1341_update_bits(clnt, ext0, 31, 0, value, flush); break; case CMD_CH2: ret = snd_uda1341_update_bits(clnt, ext1, 31, 0, value, flush); break; case CMD_MIC: ret = snd_uda1341_update_bits(clnt, ext2, 7, 2, value, flush); break; case CMD_MIXER: ret = snd_uda1341_update_bits(clnt, ext2, 3, 0, value, flush); break; case CMD_AGC: ret = snd_uda1341_update_bits(clnt, ext4, 1, 4, value, flush); break; case CMD_IG: ret = snd_uda1341_update_bits(clnt, ext4, 3, 0, value & 0x3, flush); ret = snd_uda1341_update_bits(clnt, ext5, 31, 0, value >> 2, flush); break; case CMD_AGC_TIME: ret = snd_uda1341_update_bits(clnt, ext6, 7, 2, value, flush); break; case CMD_AGC_LEVEL: ret = snd_uda1341_update_bits(clnt, ext6, 3, 0, value, flush); break; #ifdef CONFIG_PM case CMD_SUSPEND: for (reg = stat0; reg < uda1341_reg_last; reg++) uda->suspend_regs[reg] = uda->regs[reg]; for (reg = 0; reg < CMD_LAST; reg++) uda->suspend_cfg[reg] = uda->cfg[reg]; break; case CMD_RESUME: for (reg = stat0; reg < uda1341_reg_last; reg++) snd_uda1341_codec_write(clnt, reg, uda->suspend_regs[reg]); for (reg = 0; reg < CMD_LAST; reg++) uda->cfg[reg] = uda->suspend_cfg[reg]; break; #endif default: ret = -EINVAL; break; } if (!uda->active) printk(KERN_ERR "UDA1341 codec not active!\n"); return ret; } /* }}} */ /* {{{ Proc interface */ #ifdef CONFIG_PROC_FS static const char *format_names[] = { "I2S-bus", "LSB 16bits", "LSB 18bits", "LSB 20bits", "MSB", "in LSB 16bits/out MSB", "in LSB 18bits/out MSB", "in LSB 20bits/out MSB", }; static const char *fs_names[] = { "512*fs", "384*fs", "256*fs", "Unused - bad value!", }; static const char* bass_values[][16] = { {"0 dB", "0 dB", "0 dB", "0 dB", "0 dB", "0 dB", "0 dB", "0 dB", "0 dB", "0 dB", "0 dB", "0 dB", "0 dB", "0 dB", "0 dB", "undefined", }, //flat {"0 dB", "2 dB", "4 dB", "6 dB", "8 dB", "10 dB", "12 dB", "14 dB", "16 dB", "18 dB", "18 dB", "18 dB", "18 dB", "18 dB", "18 dB", "undefined",}, // min {"0 dB", "2 dB", "4 dB", "6 dB", "8 dB", "10 dB", "12 dB", "14 dB", "16 dB", "18 dB", "18 dB", "18 dB", "18 dB", "18 dB", "18 dB", "undefined",}, // min {"0 dB", "2 dB", "4 dB", "6 dB", "8 dB", "10 dB", "12 dB", "14 dB", "16 dB", "18 dB", "20 dB", "22 dB", "24 dB", "24 dB", "24 dB", "undefined",}, // max }; static const char *mic_sens_value[] = { "-3 dB", "0 dB", "3 dB", "9 dB", "15 dB", "21 dB", "27 dB", "not used", }; static const unsigned short AGC_atime[] = { 11, 16, 11, 16, 21, 11, 16, 21, }; static const unsigned short AGC_dtime[] = { 100, 100, 200, 200, 200, 400, 400, 400, }; static const char *AGC_level[] = { "-9.0", "-11.5", "-15.0", "-17.5", }; static const char *ig_small_value[] = { "-3.0", "-2.5", "-2.0", "-1.5", "-1.0", "-0.5", }; /* * this was computed as peak_value[i] = pow((63-i)*1.42,1.013) * * UDA1341 datasheet on page 21: Peak value (dB) = (Peak level - 63.5)*5*log2 * There is an table with these values [level]=value: [3]=-90.31, [7]=-84.29 * [61]=-2.78, [62] = -1.48, [63] = 0.0 * I tried to compute it, but using but even using logarithm with base either 10 or 2 * i was'n able to get values in the table from the formula. So I constructed another * formula (see above) to interpolate the values as good as possible. If there is some * mistake, please contact me on tomas.kasparek@seznam.cz. Thanks. * UDA1341TS datasheet is available at: * http://www-us9.semiconductors.com/acrobat/datasheets/UDA1341TS_3.pdf */ static const char *peak_value[] = { "-INF dB", "N.A.", "N.A", "90.31 dB", "N.A.", "N.A.", "N.A.", "-84.29 dB", "-82.65 dB", "-81.13 dB", "-79.61 dB", "-78.09 dB", "-76.57 dB", "-75.05 dB", "-73.53 dB", "-72.01 dB", "-70.49 dB", "-68.97 dB", "-67.45 dB", "-65.93 dB", "-64.41 dB", "-62.90 dB", "-61.38 dB", "-59.86 dB", "-58.35 dB", "-56.83 dB", "-55.32 dB", "-53.80 dB", "-52.29 dB", "-50.78 dB", "-49.26 dB", "-47.75 dB", "-46.24 dB", "-44.73 dB", "-43.22 dB", "-41.71 dB", "-40.20 dB", "-38.69 dB", "-37.19 dB", "-35.68 dB", "-34.17 dB", "-32.67 dB", "-31.17 dB", "-29.66 dB", "-28.16 dB", "-26.66 dB", "-25.16 dB", "-23.66 dB", "-22.16 dB", "-20.67 dB", "-19.17 dB", "-17.68 dB", "-16.19 dB", "-14.70 dB", "-13.21 dB", "-11.72 dB", "-10.24 dB", "-8.76 dB", "-7.28 dB", "-5.81 dB", "-4.34 dB", "-2.88 dB", "-1.43 dB", "0.00 dB", }; static void snd_uda1341_proc_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer) { struct l3_client *clnt = entry->private_data; struct uda1341 *uda = clnt->driver_data; int peak; peak = snd_uda1341_codec_read(clnt, UDA1341_DATA1); if (peak < 0) peak = 0; snd_iprintf(buffer, "%s\n\n", uda->card->longname); // for information about computed values see UDA1341TS datasheet pages 15 - 21 snd_iprintf(buffer, "DAC power : %s\n", uda->cfg[CMD_DAC] ? "on" : "off"); snd_iprintf(buffer, "ADC power : %s\n", uda->cfg[CMD_ADC] ? "on" : "off"); snd_iprintf(buffer, "Clock frequency : %s\n", fs_names[uda->cfg[CMD_FS]]); snd_iprintf(buffer, "Data format : %s\n\n", format_names[uda->cfg[CMD_FORMAT]]); snd_iprintf(buffer, "Filter mode : %s\n", filter_names[uda->cfg[CMD_FILTER]]); snd_iprintf(buffer, "Mixer mode : %s\n", mixer_names[uda->cfg[CMD_MIXER]]); snd_iprintf(buffer, "De-emphasis : %s\n", deemp_names[uda->cfg[CMD_DEEMP]]); snd_iprintf(buffer, "Peak detection pos. : %s\n", uda->cfg[CMD_PEAK] ? "after" : "before"); snd_iprintf(buffer, "Peak value : %s\n\n", peak_value[peak]); snd_iprintf(buffer, "Automatic Gain Ctrl : %s\n", uda->cfg[CMD_AGC] ? "on" : "off"); snd_iprintf(buffer, "AGC attack time : %d ms\n", AGC_atime[uda->cfg[CMD_AGC_TIME]]); snd_iprintf(buffer, "AGC decay time : %d ms\n", AGC_dtime[uda->cfg[CMD_AGC_TIME]]); snd_iprintf(buffer, "AGC output level : %s dB\n\n", AGC_level[uda->cfg[CMD_AGC_LEVEL]]); snd_iprintf(buffer, "Mute : %s\n", uda->cfg[CMD_MUTE] ? "on" : "off"); if (uda->cfg[CMD_VOLUME] == 0) snd_iprintf(buffer, "Volume : 0 dB\n"); else if (uda->cfg[CMD_VOLUME] < 62) snd_iprintf(buffer, "Volume : %d dB\n", -1*uda->cfg[CMD_VOLUME] +1); else snd_iprintf(buffer, "Volume : -INF dB\n"); snd_iprintf(buffer, "Bass : %s\n", bass_values[uda->cfg[CMD_FILTER]][uda->cfg[CMD_BASS]]); snd_iprintf(buffer, "Trebble : %d dB\n", uda->cfg[CMD_FILTER] ? 2*uda->cfg[CMD_TREBBLE] : 0); snd_iprintf(buffer, "Input Gain (6dB) : %s\n", uda->cfg[CMD_IGAIN] ? "on" : "off"); snd_iprintf(buffer, "Output Gain (6dB) : %s\n", uda->cfg[CMD_OGAIN] ? "on" : "off"); snd_iprintf(buffer, "Mic sensitivity : %s\n", mic_sens_value[uda->cfg[CMD_MIC]]); if(uda->cfg[CMD_CH1] < 31) snd_iprintf(buffer, "Mixer gain channel 1: -%d.%c dB\n", ((uda->cfg[CMD_CH1] >> 1) * 3) + (uda->cfg[CMD_CH1] & 1), uda->cfg[CMD_CH1] & 1 ? '5' : '0'); else snd_iprintf(buffer, "Mixer gain channel 1: -INF dB\n"); if(uda->cfg[CMD_CH2] < 31) snd_iprintf(buffer, "Mixer gain channel 2: -%d.%c dB\n", ((uda->cfg[CMD_CH2] >> 1) * 3) + (uda->cfg[CMD_CH2] & 1), uda->cfg[CMD_CH2] & 1 ? '5' : '0'); else snd_iprintf(buffer, "Mixer gain channel 2: -INF dB\n"); if(uda->cfg[CMD_IG] > 5) snd_iprintf(buffer, "Input Amp. Gain ch 2: %d.%c dB\n", (uda->cfg[CMD_IG] >> 1) -3, uda->cfg[CMD_IG] & 1 ? '5' : '0'); else snd_iprintf(buffer, "Input Amp. Gain ch 2: %s dB\n", ig_small_value[uda->cfg[CMD_IG]]); } static void snd_uda1341_proc_regs_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer) { struct l3_client *clnt = entry->private_data; struct uda1341 *uda = clnt->driver_data; int reg; char buf[12]; for (reg = 0; reg < uda1341_reg_last; reg ++) { if (reg == empty) continue; int2str_bin8(uda->regs[reg], buf); snd_iprintf(buffer, "%s = %s\n", uda1341_reg_names[reg], buf); } int2str_bin8(snd_uda1341_codec_read(clnt, UDA1341_DATA1), buf); snd_iprintf(buffer, "DATA1 = %s\n", buf); } #endif /* CONFIG_PROC_FS */ static void __devinit snd_uda1341_proc_init(struct snd_card *card, struct l3_client *clnt) { struct snd_info_entry *entry; if (! snd_card_proc_new(card, "uda1341", &entry)) snd_info_set_text_ops(entry, clnt, snd_uda1341_proc_read); if (! snd_card_proc_new(card, "uda1341-regs", &entry)) snd_info_set_text_ops(entry, clnt, snd_uda1341_proc_regs_read); } /* }}} */ /* {{{ Mixer controls setting */ /* {{{ UDA1341 single functions */ #define UDA1341_SINGLE(xname, where, reg, shift, mask, invert) \ { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_uda1341_info_single, \ .get = snd_uda1341_get_single, .put = snd_uda1341_put_single, \ .private_value = where | (reg << 5) | (shift << 9) | (mask << 12) | (invert << 18) \ } static int snd_uda1341_info_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { int mask = (kcontrol->private_value >> 12) & 63; 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_uda1341_get_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct l3_client *clnt = snd_kcontrol_chip(kcontrol); struct uda1341 *uda = clnt->driver_data; int where = kcontrol->private_value & 31; int mask = (kcontrol->private_value >> 12) & 63; int invert = (kcontrol->private_value >> 18) & 1; ucontrol->value.integer.value[0] = uda->cfg[where]; if (invert) ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0]; return 0; } static int snd_uda1341_put_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct l3_client *clnt = snd_kcontrol_chip(kcontrol); struct uda1341 *uda = clnt->driver_data; int where = kcontrol->private_value & 31; int reg = (kcontrol->private_value >> 5) & 15; int shift = (kcontrol->private_value >> 9) & 7; int mask = (kcontrol->private_value >> 12) & 63; int invert = (kcontrol->private_value >> 18) & 1; unsigned short val; val = (ucontrol->value.integer.value[0] & mask); if (invert) val = mask - val; uda->cfg[where] = val; return snd_uda1341_update_bits(clnt, reg, mask, shift, val, FLUSH); } /* }}} */ /* {{{ UDA1341 enum functions */ #define UDA1341_ENUM(xname, where, reg, shift, mask, invert) \ { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_uda1341_info_enum, \ .get = snd_uda1341_get_enum, .put = snd_uda1341_put_enum, \ .private_value = where | (reg << 5) | (shift << 9) | (mask << 12) | (invert << 18) \ } static int snd_uda1341_info_enum(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { int where = kcontrol->private_value & 31; const char **texts; // this register we don't handle this way if (!uda1341_enum_items[where]) return -EINVAL; uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; uinfo->count = 1; uinfo->value.enumerated.items = uda1341_enum_items[where]; if (uinfo->value.enumerated.item >= uda1341_enum_items[where]) uinfo->value.enumerated.item = uda1341_enum_items[where] - 1; texts = uda1341_enum_names[where]; strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]); return 0; } static int snd_uda1341_get_enum(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct l3_client *clnt = snd_kcontrol_chip(kcontrol); struct uda1341 *uda = clnt->driver_data; int where = kcontrol->private_value & 31; ucontrol->value.enumerated.item[0] = uda->cfg[where]; return 0; } static int snd_uda1341_put_enum(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct l3_client *clnt = snd_kcontrol_chip(kcontrol); struct uda1341 *uda = clnt->driver_data; int where = kcontrol->private_value & 31; int reg = (kcontrol->private_value >> 5) & 15; int shift = (kcontrol->private_value >> 9) & 7; int mask = (kcontrol->private_value >> 12) & 63; uda->cfg[where] = (ucontrol->value.enumerated.item[0] & mask); return snd_uda1341_update_bits(clnt, reg, mask, shift, uda->cfg[where], FLUSH); } /* }}} */ /* {{{ UDA1341 2regs functions */ #define UDA1341_2REGS(xname, where, reg_1, reg_2, shift_1, shift_2, mask_1, mask_2, invert) \ { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), .info = snd_uda1341_info_2regs, \ .get = snd_uda1341_get_2regs, .put = snd_uda1341_put_2regs, \ .private_value = where | (reg_1 << 5) | (reg_2 << 9) | (shift_1 << 13) | (shift_2 << 16) | \ (mask_1 << 19) | (mask_2 << 25) | (invert << 31) \ } static int snd_uda1341_info_2regs(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { int mask_1 = (kcontrol->private_value >> 19) & 63; int mask_2 = (kcontrol->private_value >> 25) & 63; int mask; mask = (mask_2 + 1) * (mask_1 + 1) - 1; 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_uda1341_get_2regs(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct l3_client *clnt = snd_kcontrol_chip(kcontrol); struct uda1341 *uda = clnt->driver_data; int where = kcontrol->private_value & 31; int mask_1 = (kcontrol->private_value >> 19) & 63; int mask_2 = (kcontrol->private_value >> 25) & 63; int invert = (kcontrol->private_value >> 31) & 1; int mask; mask = (mask_2 + 1) * (mask_1 + 1) - 1; ucontrol->value.integer.value[0] = uda->cfg[where]; if (invert) ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0]; return 0; } static int snd_uda1341_put_2regs(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct l3_client *clnt = snd_kcontrol_chip(kcontrol); struct uda1341 *uda = clnt->driver_data; int where = kcontrol->private_value & 31; int reg_1 = (kcontrol->private_value >> 5) & 15; int reg_2 = (kcontrol->private_value >> 9) & 15; int shift_1 = (kcontrol->private_value >> 13) & 7; int shift_2 = (kcontrol->private_value >> 16) & 7; int mask_1 = (kcontrol->private_value >> 19) & 63; int mask_2 = (kcontrol->private_value >> 25) & 63; int invert = (kcontrol->private_value >> 31) & 1; int mask; unsigned short val1, val2, val; val = ucontrol->value.integer.value[0]; mask = (mask_2 + 1) * (mask_1 + 1) - 1; val1 = val & mask_1; val2 = (val / (mask_1 + 1)) & mask_2; if (invert) { val1 = mask_1 - val1; val2 = mask_2 - val2; } uda->cfg[where] = invert ? mask - val : val; //FIXME - return value snd_uda1341_update_bits(clnt, reg_1, mask_1, shift_1, val1, FLUSH); return snd_uda1341_update_bits(clnt, reg_2, mask_2, shift_2, val2, FLUSH); } /* }}} */ static struct snd_kcontrol_new snd_uda1341_controls[] = { UDA1341_SINGLE("Master Playback Switch", CMD_MUTE, data0_2, 2, 1, 1), UDA1341_SINGLE("Master Playback Volume", CMD_VOLUME, data0_0, 0, 63, 1), UDA1341_SINGLE("Bass Playback Volume", CMD_BASS, data0_1, 2, 15, 0), UDA1341_SINGLE("Treble Playback Volume", CMD_TREBBLE, data0_1, 0, 3, 0), UDA1341_SINGLE("Input Gain Switch", CMD_IGAIN, stat1, 5, 1, 0), UDA1341_SINGLE("Output Gain Switch", CMD_OGAIN, stat1, 6, 1, 0), UDA1341_SINGLE("Mixer Gain Channel 1 Volume", CMD_CH1, ext0, 0, 31, 1), UDA1341_SINGLE("Mixer Gain Channel 2 Volume", CMD_CH2, ext1, 0, 31, 1), UDA1341_SINGLE("Mic Sensitivity Volume", CMD_MIC, ext2, 2, 7, 0), UDA1341_SINGLE("AGC Output Level", CMD_AGC_LEVEL, ext6, 0, 3, 0), UDA1341_SINGLE("AGC Time Constant", CMD_AGC_TIME, ext6, 2, 7, 0), UDA1341_SINGLE("AGC Time Constant Switch", CMD_AGC, ext4, 4, 1, 0), UDA1341_SINGLE("DAC Power", CMD_DAC, stat1, 0, 1, 0), UDA1341_SINGLE("ADC Power", CMD_ADC, stat1, 1, 1, 0), UDA1341_ENUM("Peak detection", CMD_PEAK, data0_2, 5, 1, 0), UDA1341_ENUM("De-emphasis", CMD_DEEMP, data0_2, 3, 3, 0), UDA1341_ENUM("Mixer mode", CMD_MIXER, ext2, 0, 3, 0), UDA1341_ENUM("Filter mode", CMD_FILTER, data0_2, 0, 3, 0), UDA1341_2REGS("Gain Input Amplifier Gain (channel 2)", CMD_IG, ext4, ext5, 0, 0, 3, 31, 0), }; static void uda1341_free(struct l3_client *clnt) { l3_detach_client(clnt); // calls kfree for driver_data (struct uda1341) kfree(clnt); } static int uda1341_dev_free(struct snd_device *device) { struct l3_client *clnt = device->device_data; uda1341_free(clnt); return 0; } int __init snd_chip_uda1341_mixer_new(struct snd_card *card, struct l3_client **clntp) { static struct snd_device_ops ops = { .dev_free = uda1341_dev_free, }; struct l3_client *clnt; int idx, err; snd_assert(card != NULL, return -EINVAL); clnt = kzalloc(sizeof(*clnt), GFP_KERNEL); if (clnt == NULL) return -ENOMEM; if ((err = l3_attach_client(clnt, "l3-bit-sa1100-gpio", UDA1341_ALSA_NAME))) { kfree(clnt); return err; } for (idx = 0; idx < ARRAY_SIZE(snd_uda1341_controls); idx++) { if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_uda1341_controls[idx], clnt))) < 0) { uda1341_free(clnt); return err; } } if ((err = snd_device_new(card, SNDRV_DEV_CODEC, clnt, &ops)) < 0) { uda1341_free(clnt); return err; } *clntp = clnt; strcpy(card->mixername, "UDA1341TS Mixer"); ((struct uda1341 *)clnt->driver_data)->card = card; snd_uda1341_proc_init(card, clnt); return 0; } /* }}} */ /* {{{ L3 operations */ static int uda1341_attach(struct l3_client *clnt) { struct uda1341 *uda; uda = kzalloc(sizeof(*uda), 0, GFP_KERNEL); if (!uda) return -ENOMEM; /* init fixed parts of my copy of registers */ uda->regs[stat0] = STAT0; uda->regs[stat1] = STAT1; uda->regs[data0_0] = DATA0_0; uda->regs[data0_1] = DATA0_1; uda->regs[data0_2] = DATA0_2; uda->write = snd_uda1341_codec_write; uda->read = snd_uda1341_codec_read; spin_lock_init(&uda->reg_lock); clnt->driver_data = uda; return 0; } static void uda1341_detach(struct l3_client *clnt) { kfree(clnt->driver_data); } static int uda1341_command(struct l3_client *clnt, int cmd, void *arg) { if (cmd != CMD_READ_REG) return snd_uda1341_cfg_write(clnt, cmd, (int) arg, FLUSH); return snd_uda1341_codec_read(clnt, (int) arg); } static int uda1341_open(struct l3_client *clnt) { struct uda1341 *uda = clnt->driver_data; uda->active = 1; /* init default configuration */ snd_uda1341_cfg_write(clnt, CMD_RESET, 0, REGS_ONLY); snd_uda1341_cfg_write(clnt, CMD_FS, F256, FLUSH); // unknown state after reset snd_uda1341_cfg_write(clnt, CMD_FORMAT, LSB16, FLUSH); // unknown state after reset snd_uda1341_cfg_write(clnt, CMD_OGAIN, ON, FLUSH); // default off after reset snd_uda1341_cfg_write(clnt, CMD_IGAIN, ON, FLUSH); // default off after reset snd_uda1341_cfg_write(clnt, CMD_DAC, ON, FLUSH); // ??? default value after reset snd_uda1341_cfg_write(clnt, CMD_ADC, ON, FLUSH); // ??? default value after reset snd_uda1341_cfg_write(clnt, CMD_VOLUME, 20, FLUSH); // default 0dB after reset snd_uda1341_cfg_write(clnt, CMD_BASS, 0, REGS_ONLY); // default value after reset snd_uda1341_cfg_write(clnt, CMD_TREBBLE, 0, REGS_ONLY); // default value after reset snd_uda1341_cfg_write(clnt, CMD_PEAK, AFTER, REGS_ONLY);// default value after reset snd_uda1341_cfg_write(clnt, CMD_DEEMP, NONE, REGS_ONLY);// default value after reset //at this moment should be QMUTED by h3600_audio_init snd_uda1341_cfg_write(clnt, CMD_MUTE, OFF, REGS_ONLY); // default value after reset snd_uda1341_cfg_write(clnt, CMD_FILTER, MAX, FLUSH); // defaul flat after reset snd_uda1341_cfg_write(clnt, CMD_CH1, 31, FLUSH); // default value after reset snd_uda1341_cfg_write(clnt, CMD_CH2, 4, FLUSH); // default value after reset snd_uda1341_cfg_write(clnt, CMD_MIC, 4, FLUSH); // default 0dB after reset snd_uda1341_cfg_write(clnt, CMD_MIXER, MIXER, FLUSH); // default doub.dif.mode snd_uda1341_cfg_write(clnt, CMD_AGC, OFF, FLUSH); // default value after reset snd_uda1341_cfg_write(clnt, CMD_IG, 0, FLUSH); // unknown state after reset snd_uda1341_cfg_write(clnt, CMD_AGC_TIME, 0, FLUSH); // default value after reset snd_uda1341_cfg_write(clnt, CMD_AGC_LEVEL, 0, FLUSH); // default value after reset return 0; } static void uda1341_close(struct l3_client *clnt) { struct uda1341 *uda = clnt->driver_data; uda->active = 0; } /* }}} */ /* {{{ Module and L3 initialization */ static struct l3_ops uda1341_ops = { .open = uda1341_open, .command = uda1341_command, .close = uda1341_close, }; static struct l3_driver uda1341_driver = { .name = UDA1341_ALSA_NAME, .attach_client = uda1341_attach, .detach_client = uda1341_detach, .ops = &uda1341_ops, .owner = THIS_MODULE, }; static int __init uda1341_init(void) { return l3_add_driver(&uda1341_driver); } static void __exit uda1341_exit(void) { l3_del_driver(&uda1341_driver); } module_init(uda1341_init); module_exit(uda1341_exit); MODULE_AUTHOR("Tomas Kasparek <tomas.kasparek@seznam.cz>"); MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("Philips UDA1341 CODEC driver for ALSA"); MODULE_SUPPORTED_DEVICE("{{UDA1341,UDA1341TS}}"); EXPORT_SYMBOL(snd_chip_uda1341_mixer_new); /* }}} */ /* * Local variables: * indent-tabs-mode: t * End: */