diff options
Diffstat (limited to 'sound/isa/cs423x/cs4236_lib.c')
| -rw-r--r-- | sound/isa/cs423x/cs4236_lib.c | 970 |
1 files changed, 970 insertions, 0 deletions
diff --git a/sound/isa/cs423x/cs4236_lib.c b/sound/isa/cs423x/cs4236_lib.c new file mode 100644 index 000000000000..2128d4bdef41 --- /dev/null +++ b/sound/isa/cs423x/cs4236_lib.c @@ -0,0 +1,970 @@ +/* + * Copyright (c) by Jaroslav Kysela <perex@suse.cz> + * Routines for control of CS4235/4236B/4237B/4238B/4239 chips + * + * Note: + * ----- + * + * Bugs: + * ----- + * + * 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 + * + */ + +/* + * Indirect control registers (CS4236B+) + * + * C0 + * D8: WSS reset (all chips) + * + * C1 (all chips except CS4236) + * D7-D5: version + * D4-D0: chip id + * 11101 - CS4235 + * 01011 - CS4236B + * 01000 - CS4237B + * 01001 - CS4238B + * 11110 - CS4239 + * + * C2 + * D7-D4: 3D Space (CS4235,CS4237B,CS4238B,CS4239) + * D3-D0: 3D Center (CS4237B); 3D Volume (CS4238B) + * + * C3 + * D7: 3D Enable (CS4237B) + * D6: 3D Mono Enable (CS4237B) + * D5: 3D Serial Output (CS4237B,CS4238B) + * D4: 3D Enable (CS4235,CS4238B,CS4239) + * + * C4 + * D7: consumer serial port enable (CS4237B,CS4238B) + * D6: channels status block reset (CS4237B,CS4238B) + * D5: user bit in sub-frame of digital audio data (CS4237B,CS4238B) + * D4: validity bit bit in sub-frame of digital audio data (CS4237B,CS4238B) + * + * C5 lower channel status (digital serial data description) (CS4237B,CS4238B) + * D7-D6: first two bits of category code + * D5: lock + * D4-D3: pre-emphasis (0 = none, 1 = 50/15us) + * D2: copy/copyright (0 = copy inhibited) + * D1: 0 = digital audio / 1 = non-digital audio + * + * C6 upper channel status (digital serial data description) (CS4237B,CS4238B) + * D7-D6: sample frequency (0 = 44.1kHz) + * D5: generation status (0 = no indication, 1 = original/commercially precaptureed data) + * D4-D0: category code (upper bits) + * + * C7 reserved (must write 0) + * + * C8 wavetable control + * D7: volume control interrupt enable (CS4235,CS4239) + * D6: hardware volume control format (CS4235,CS4239) + * D3: wavetable serial port enable (all chips) + * D2: DSP serial port switch (all chips) + * D1: disable MCLK (all chips) + * D0: force BRESET low (all chips) + * + */ + +#include <sound/driver.h> +#include <asm/io.h> +#include <linux/delay.h> +#include <linux/init.h> +#include <linux/time.h> +#include <linux/wait.h> +#include <sound/core.h> +#include <sound/cs4231.h> +#include <sound/asoundef.h> + +MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>"); +MODULE_DESCRIPTION("Routines for control of CS4235/4236B/4237B/4238B/4239 chips"); +MODULE_LICENSE("GPL"); + +/* + * + */ + +static unsigned char snd_cs4236_ext_map[18] = { + /* CS4236_LEFT_LINE */ 0xff, + /* CS4236_RIGHT_LINE */ 0xff, + /* CS4236_LEFT_MIC */ 0xdf, + /* CS4236_RIGHT_MIC */ 0xdf, + /* CS4236_LEFT_MIX_CTRL */ 0xe0 | 0x18, + /* CS4236_RIGHT_MIX_CTRL */ 0xe0, + /* CS4236_LEFT_FM */ 0xbf, + /* CS4236_RIGHT_FM */ 0xbf, + /* CS4236_LEFT_DSP */ 0xbf, + /* CS4236_RIGHT_DSP */ 0xbf, + /* CS4236_RIGHT_LOOPBACK */ 0xbf, + /* CS4236_DAC_MUTE */ 0xe0, + /* CS4236_ADC_RATE */ 0x01, /* 48kHz */ + /* CS4236_DAC_RATE */ 0x01, /* 48kHz */ + /* CS4236_LEFT_MASTER */ 0xbf, + /* CS4236_RIGHT_MASTER */ 0xbf, + /* CS4236_LEFT_WAVE */ 0xbf, + /* CS4236_RIGHT_WAVE */ 0xbf +}; + +/* + * + */ + +static void snd_cs4236_ctrl_out(cs4231_t *chip, unsigned char reg, unsigned char val) +{ + outb(reg, chip->cport + 3); + outb(chip->cimage[reg] = val, chip->cport + 4); +} + +static unsigned char snd_cs4236_ctrl_in(cs4231_t *chip, unsigned char reg) +{ + outb(reg, chip->cport + 3); + return inb(chip->cport + 4); +} + +/* + * PCM + */ + +#define CLOCKS 8 + +static ratnum_t clocks[CLOCKS] = { + { .num = 16934400, .den_min = 353, .den_max = 353, .den_step = 1 }, + { .num = 16934400, .den_min = 529, .den_max = 529, .den_step = 1 }, + { .num = 16934400, .den_min = 617, .den_max = 617, .den_step = 1 }, + { .num = 16934400, .den_min = 1058, .den_max = 1058, .den_step = 1 }, + { .num = 16934400, .den_min = 1764, .den_max = 1764, .den_step = 1 }, + { .num = 16934400, .den_min = 2117, .den_max = 2117, .den_step = 1 }, + { .num = 16934400, .den_min = 2558, .den_max = 2558, .den_step = 1 }, + { .num = 16934400/16, .den_min = 21, .den_max = 192, .den_step = 1 } +}; + +static snd_pcm_hw_constraint_ratnums_t hw_constraints_clocks = { + .nrats = CLOCKS, + .rats = clocks, +}; + +static int snd_cs4236_xrate(snd_pcm_runtime_t *runtime) +{ + return snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, + &hw_constraints_clocks); +} + +static unsigned char divisor_to_rate_register(unsigned int divisor) +{ + switch (divisor) { + case 353: return 1; + case 529: return 2; + case 617: return 3; + case 1058: return 4; + case 1764: return 5; + case 2117: return 6; + case 2558: return 7; + default: + snd_runtime_check(divisor >= 21 && divisor <= 192, return 192); + return divisor; + } +} + +static void snd_cs4236_playback_format(cs4231_t *chip, snd_pcm_hw_params_t *params, unsigned char pdfr) +{ + unsigned long flags; + unsigned char rate = divisor_to_rate_register(params->rate_den); + + spin_lock_irqsave(&chip->reg_lock, flags); + /* set fast playback format change and clean playback FIFO */ + snd_cs4231_out(chip, CS4231_ALT_FEATURE_1, chip->image[CS4231_ALT_FEATURE_1] | 0x10); + snd_cs4231_out(chip, CS4231_PLAYBK_FORMAT, pdfr & 0xf0); + snd_cs4231_out(chip, CS4231_ALT_FEATURE_1, chip->image[CS4231_ALT_FEATURE_1] & ~0x10); + snd_cs4236_ext_out(chip, CS4236_DAC_RATE, rate); + spin_unlock_irqrestore(&chip->reg_lock, flags); +} + +static void snd_cs4236_capture_format(cs4231_t *chip, snd_pcm_hw_params_t *params, unsigned char cdfr) +{ + unsigned long flags; + unsigned char rate = divisor_to_rate_register(params->rate_den); + + spin_lock_irqsave(&chip->reg_lock, flags); + /* set fast capture format change and clean capture FIFO */ + snd_cs4231_out(chip, CS4231_ALT_FEATURE_1, chip->image[CS4231_ALT_FEATURE_1] | 0x20); + snd_cs4231_out(chip, CS4231_REC_FORMAT, cdfr & 0xf0); + snd_cs4231_out(chip, CS4231_ALT_FEATURE_1, chip->image[CS4231_ALT_FEATURE_1] & ~0x20); + snd_cs4236_ext_out(chip, CS4236_ADC_RATE, rate); + spin_unlock_irqrestore(&chip->reg_lock, flags); +} + +#ifdef CONFIG_PM + +static void snd_cs4236_suspend(cs4231_t *chip) +{ + int reg; + unsigned long flags; + + spin_lock_irqsave(&chip->reg_lock, flags); + for (reg = 0; reg < 32; reg++) + chip->image[reg] = snd_cs4231_in(chip, reg); + for (reg = 0; reg < 18; reg++) + chip->eimage[reg] = snd_cs4236_ext_in(chip, CS4236_I23VAL(reg)); + for (reg = 2; reg < 9; reg++) + chip->cimage[reg] = snd_cs4236_ctrl_in(chip, reg); + spin_unlock_irqrestore(&chip->reg_lock, flags); +} + +static void snd_cs4236_resume(cs4231_t *chip) +{ + int reg; + unsigned long flags; + + snd_cs4231_mce_up(chip); + spin_lock_irqsave(&chip->reg_lock, flags); + for (reg = 0; reg < 32; reg++) { + switch (reg) { + case CS4236_EXT_REG: + case CS4231_VERSION: + case 27: /* why? CS4235 - master left */ + case 29: /* why? CS4235 - master right */ + break; + default: + snd_cs4231_out(chip, reg, chip->image[reg]); + break; + } + } + for (reg = 0; reg < 18; reg++) + snd_cs4236_ext_out(chip, CS4236_I23VAL(reg), chip->eimage[reg]); + for (reg = 2; reg < 9; reg++) { + switch (reg) { + case 7: + break; + default: + snd_cs4236_ctrl_out(chip, reg, chip->cimage[reg]); + } + } + spin_unlock_irqrestore(&chip->reg_lock, flags); + snd_cs4231_mce_down(chip); +} + +#endif /* CONFIG_PM */ + +int snd_cs4236_create(snd_card_t * card, + unsigned long port, + unsigned long cport, + int irq, int dma1, int dma2, + unsigned short hardware, + unsigned short hwshare, + cs4231_t ** rchip) +{ + cs4231_t *chip; + unsigned char ver1, ver2; + unsigned int reg; + int err; + + *rchip = NULL; + if (hardware == CS4231_HW_DETECT) + hardware = CS4231_HW_DETECT3; + if (cport < 0x100) { + snd_printk("please, specify control port for CS4236+ chips\n"); + return -ENODEV; + } + if ((err = snd_cs4231_create(card, port, cport, irq, dma1, dma2, hardware, hwshare, &chip)) < 0) + return err; + + if (!(chip->hardware & CS4231_HW_CS4236B_MASK)) { + snd_printk("CS4236+: MODE3 and extended registers not available, hardware=0x%x\n",chip->hardware); + snd_device_free(card, chip); + return -ENODEV; + } +#if 0 + { + int idx; + for (idx = 0; idx < 8; idx++) + snd_printk("CD%i = 0x%x\n", idx, inb(chip->cport + idx)); + for (idx = 0; idx < 9; idx++) + snd_printk("C%i = 0x%x\n", idx, snd_cs4236_ctrl_in(chip, idx)); + } +#endif + ver1 = snd_cs4236_ctrl_in(chip, 1); + ver2 = snd_cs4236_ext_in(chip, CS4236_VERSION); + snd_printdd("CS4236: [0x%lx] C1 (version) = 0x%x, ext = 0x%x\n", cport, ver1, ver2); + if (ver1 != ver2) { + snd_printk("CS4236+ chip detected, but control port 0x%lx is not valid\n", cport); + snd_device_free(card, chip); + return -ENODEV; + } + snd_cs4236_ctrl_out(chip, 0, 0x00); + snd_cs4236_ctrl_out(chip, 2, 0xff); + snd_cs4236_ctrl_out(chip, 3, 0x00); + snd_cs4236_ctrl_out(chip, 4, 0x80); + snd_cs4236_ctrl_out(chip, 5, ((IEC958_AES1_CON_PCM_CODER & 3) << 6) | IEC958_AES0_CON_EMPHASIS_NONE); + snd_cs4236_ctrl_out(chip, 6, IEC958_AES1_CON_PCM_CODER >> 2); + snd_cs4236_ctrl_out(chip, 7, 0x00); + /* 0x8c for C8 is valid for Turtle Beach Malibu - the IEC-958 output */ + /* is working with this setup, other hardware should have */ + /* different signal paths and this value should be selectable */ + /* in the future */ + snd_cs4236_ctrl_out(chip, 8, 0x8c); + chip->rate_constraint = snd_cs4236_xrate; + chip->set_playback_format = snd_cs4236_playback_format; + chip->set_capture_format = snd_cs4236_capture_format; +#ifdef CONFIG_PM + chip->suspend = snd_cs4236_suspend; + chip->resume = snd_cs4236_resume; +#endif + + /* initialize extended registers */ + for (reg = 0; reg < sizeof(snd_cs4236_ext_map); reg++) + snd_cs4236_ext_out(chip, CS4236_I23VAL(reg), snd_cs4236_ext_map[reg]); + + /* initialize compatible but more featured registers */ + snd_cs4231_out(chip, CS4231_LEFT_INPUT, 0x40); + snd_cs4231_out(chip, CS4231_RIGHT_INPUT, 0x40); + snd_cs4231_out(chip, CS4231_AUX1_LEFT_INPUT, 0xff); + snd_cs4231_out(chip, CS4231_AUX1_RIGHT_INPUT, 0xff); + snd_cs4231_out(chip, CS4231_AUX2_LEFT_INPUT, 0xdf); + snd_cs4231_out(chip, CS4231_AUX2_RIGHT_INPUT, 0xdf); + snd_cs4231_out(chip, CS4231_RIGHT_LINE_IN, 0xff); + snd_cs4231_out(chip, CS4231_LEFT_LINE_IN, 0xff); + snd_cs4231_out(chip, CS4231_RIGHT_LINE_IN, 0xff); + switch (chip->hardware) { + case CS4231_HW_CS4235: + case CS4231_HW_CS4239: + snd_cs4231_out(chip, CS4235_LEFT_MASTER, 0xff); + snd_cs4231_out(chip, CS4235_RIGHT_MASTER, 0xff); + break; + } + + *rchip = chip; + return 0; +} + +int snd_cs4236_pcm(cs4231_t *chip, int device, snd_pcm_t **rpcm) +{ + snd_pcm_t *pcm; + int err; + + if ((err = snd_cs4231_pcm(chip, device, &pcm)) < 0) + return err; + pcm->info_flags &= ~SNDRV_PCM_INFO_JOINT_DUPLEX; + if (rpcm) + *rpcm = pcm; + return 0; +} + +/* + * MIXER + */ + +#define CS4236_SINGLE(xname, xindex, reg, shift, mask, invert) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \ + .info = snd_cs4236_info_single, \ + .get = snd_cs4236_get_single, .put = snd_cs4236_put_single, \ + .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) } + +static int snd_cs4236_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_cs4236_get_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + cs4231_t *chip = snd_kcontrol_chip(kcontrol); + unsigned long flags; + 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; + + spin_lock_irqsave(&chip->reg_lock, flags); + ucontrol->value.integer.value[0] = (chip->eimage[CS4236_REG(reg)] >> shift) & mask; + spin_unlock_irqrestore(&chip->reg_lock, flags); + if (invert) + ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0]; + return 0; +} + +static int snd_cs4236_put_single(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + cs4231_t *chip = snd_kcontrol_chip(kcontrol); + unsigned long flags; + 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; + int change; + unsigned short val; + + val = (ucontrol->value.integer.value[0] & mask); + if (invert) + val = mask - val; + val <<= shift; + spin_lock_irqsave(&chip->reg_lock, flags); + val = (chip->eimage[CS4236_REG(reg)] & ~(mask << shift)) | val; + change = val != chip->eimage[CS4236_REG(reg)]; + snd_cs4236_ext_out(chip, reg, val); + spin_unlock_irqrestore(&chip->reg_lock, flags); + return change; +} + +#define CS4236_SINGLEC(xname, xindex, reg, shift, mask, invert) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \ + .info = snd_cs4236_info_single, \ + .get = snd_cs4236_get_singlec, .put = snd_cs4236_put_singlec, \ + .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) } + +static int snd_cs4236_get_singlec(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + cs4231_t *chip = snd_kcontrol_chip(kcontrol); + unsigned long flags; + 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; + + spin_lock_irqsave(&chip->reg_lock, flags); + ucontrol->value.integer.value[0] = (chip->cimage[reg] >> shift) & mask; + spin_unlock_irqrestore(&chip->reg_lock, flags); + if (invert) + ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0]; + return 0; +} + +static int snd_cs4236_put_singlec(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + cs4231_t *chip = snd_kcontrol_chip(kcontrol); + unsigned long flags; + 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; + int change; + unsigned short val; + + val = (ucontrol->value.integer.value[0] & mask); + if (invert) + val = mask - val; + val <<= shift; + spin_lock_irqsave(&chip->reg_lock, flags); + val = (chip->cimage[reg] & ~(mask << shift)) | val; + change = val != chip->cimage[reg]; + snd_cs4236_ctrl_out(chip, reg, val); + spin_unlock_irqrestore(&chip->reg_lock, flags); + return change; +} + +#define CS4236_DOUBLE(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \ + .info = snd_cs4236_info_double, \ + .get = snd_cs4236_get_double, .put = snd_cs4236_put_double, \ + .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) } + +static int snd_cs4236_info_double(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo) +{ + int mask = (kcontrol->private_value >> 24) & 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_cs4236_get_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + cs4231_t *chip = snd_kcontrol_chip(kcontrol); + unsigned long flags; + int left_reg = kcontrol->private_value & 0xff; + int right_reg = (kcontrol->private_value >> 8) & 0xff; + int shift_left = (kcontrol->private_value >> 16) & 0x07; + int shift_right = (kcontrol->private_value >> 19) & 0x07; + int mask = (kcontrol->private_value >> 24) & 0xff; + int invert = (kcontrol->private_value >> 22) & 1; + + spin_lock_irqsave(&chip->reg_lock, flags); + ucontrol->value.integer.value[0] = (chip->eimage[CS4236_REG(left_reg)] >> shift_left) & mask; + ucontrol->value.integer.value[1] = (chip->eimage[CS4236_REG(right_reg)] >> shift_right) & mask; + spin_unlock_irqrestore(&chip->reg_lock, flags); + 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_cs4236_put_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + cs4231_t *chip = snd_kcontrol_chip(kcontrol); + unsigned long flags; + int left_reg = kcontrol->private_value & 0xff; + int right_reg = (kcontrol->private_value >> 8) & 0xff; + int shift_left = (kcontrol->private_value >> 16) & 0x07; + int shift_right = (kcontrol->private_value >> 19) & 0x07; + int mask = (kcontrol->private_value >> 24) & 0xff; + int invert = (kcontrol->private_value >> 22) & 1; + int change; + 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; + } + val1 <<= shift_left; + val2 <<= shift_right; + spin_lock_irqsave(&chip->reg_lock, flags); + if (left_reg != right_reg) { + val1 = (chip->eimage[CS4236_REG(left_reg)] & ~(mask << shift_left)) | val1; + val2 = (chip->eimage[CS4236_REG(right_reg)] & ~(mask << shift_right)) | val2; + change = val1 != chip->eimage[CS4236_REG(left_reg)] || val2 != chip->eimage[CS4236_REG(right_reg)]; + snd_cs4236_ext_out(chip, left_reg, val1); + snd_cs4236_ext_out(chip, right_reg, val2); + } else { + val1 = (chip->eimage[CS4236_REG(left_reg)] & ~((mask << shift_left) | (mask << shift_right))) | val1 | val2; + change = val1 != chip->eimage[CS4236_REG(left_reg)]; + snd_cs4236_ext_out(chip, left_reg, val1); + } + spin_unlock_irqrestore(&chip->reg_lock, flags); + return change; +} + +#define CS4236_DOUBLE1(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \ + .info = snd_cs4236_info_double, \ + .get = snd_cs4236_get_double1, .put = snd_cs4236_put_double1, \ + .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) } + +static int snd_cs4236_get_double1(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + cs4231_t *chip = snd_kcontrol_chip(kcontrol); + unsigned long flags; + int left_reg = kcontrol->private_value & 0xff; + int right_reg = (kcontrol->private_value >> 8) & 0xff; + int shift_left = (kcontrol->private_value >> 16) & 0x07; + int shift_right = (kcontrol->private_value >> 19) & 0x07; + int mask = (kcontrol->private_value >> 24) & 0xff; + int invert = (kcontrol->private_value >> 22) & 1; + + spin_lock_irqsave(&chip->reg_lock, flags); + ucontrol->value.integer.value[0] = (chip->image[left_reg] >> shift_left) & mask; + ucontrol->value.integer.value[1] = (chip->eimage[CS4236_REG(right_reg)] >> shift_right) & mask; + spin_unlock_irqrestore(&chip->reg_lock, flags); + 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_cs4236_put_double1(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + cs4231_t *chip = snd_kcontrol_chip(kcontrol); + unsigned long flags; + int left_reg = kcontrol->private_value & 0xff; + int right_reg = (kcontrol->private_value >> 8) & 0xff; + int shift_left = (kcontrol->private_value >> 16) & 0x07; + int shift_right = (kcontrol->private_value >> 19) & 0x07; + int mask = (kcontrol->private_value >> 24) & 0xff; + int invert = (kcontrol->private_value >> 22) & 1; + int change; + 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; + } + val1 <<= shift_left; + val2 <<= shift_right; + spin_lock_irqsave(&chip->reg_lock, flags); + val1 = (chip->image[left_reg] & ~(mask << shift_left)) | val1; + val2 = (chip->eimage[CS4236_REG(right_reg)] & ~(mask << shift_right)) | val2; + change = val1 != chip->image[left_reg] || val2 != chip->eimage[CS4236_REG(right_reg)]; + snd_cs4231_out(chip, left_reg, val1); + snd_cs4236_ext_out(chip, right_reg, val2); + spin_unlock_irqrestore(&chip->reg_lock, flags); + return change; +} + +#define CS4236_MASTER_DIGITAL(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \ + .info = snd_cs4236_info_double, \ + .get = snd_cs4236_get_master_digital, .put = snd_cs4236_put_master_digital, \ + .private_value = 71 << 24 } + +static inline int snd_cs4236_mixer_master_digital_invert_volume(int vol) +{ + return (vol < 64) ? 63 - vol : 64 + (71 - vol); +} + +static int snd_cs4236_get_master_digital(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + cs4231_t *chip = snd_kcontrol_chip(kcontrol); + unsigned long flags; + + spin_lock_irqsave(&chip->reg_lock, flags); + ucontrol->value.integer.value[0] = snd_cs4236_mixer_master_digital_invert_volume(chip->eimage[CS4236_REG(CS4236_LEFT_MASTER)] & 0x7f); + ucontrol->value.integer.value[1] = snd_cs4236_mixer_master_digital_invert_volume(chip->eimage[CS4236_REG(CS4236_RIGHT_MASTER)] & 0x7f); + spin_unlock_irqrestore(&chip->reg_lock, flags); + return 0; +} + +static int snd_cs4236_put_master_digital(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + cs4231_t *chip = snd_kcontrol_chip(kcontrol); + unsigned long flags; + int change; + unsigned short val1, val2; + + val1 = snd_cs4236_mixer_master_digital_invert_volume(ucontrol->value.integer.value[0] & 0x7f); + val2 = snd_cs4236_mixer_master_digital_invert_volume(ucontrol->value.integer.value[1] & 0x7f); + spin_lock_irqsave(&chip->reg_lock, flags); + val1 = (chip->eimage[CS4236_REG(CS4236_LEFT_MASTER)] & ~0x7f) | val1; + val2 = (chip->eimage[CS4236_REG(CS4236_RIGHT_MASTER)] & ~0x7f) | val2; + change = val1 != chip->eimage[CS4236_REG(CS4236_LEFT_MASTER)] || val2 != chip->eimage[CS4236_REG(CS4236_RIGHT_MASTER)]; + snd_cs4236_ext_out(chip, CS4236_LEFT_MASTER, val1); + snd_cs4236_ext_out(chip, CS4236_RIGHT_MASTER, val1); + spin_unlock_irqrestore(&chip->reg_lock, flags); + return change; +} + +#define CS4235_OUTPUT_ACCU(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \ + .info = snd_cs4236_info_double, \ + .get = snd_cs4235_get_output_accu, .put = snd_cs4235_put_output_accu, \ + .private_value = 3 << 24 } + +static inline int snd_cs4235_mixer_output_accu_get_volume(int vol) +{ + switch ((vol >> 5) & 3) { + case 0: return 1; + case 1: return 3; + case 2: return 2; + case 3: return 0; + } + return 3; +} + +static inline int snd_cs4235_mixer_output_accu_set_volume(int vol) +{ + switch (vol & 3) { + case 0: return 3 << 5; + case 1: return 0 << 5; + case 2: return 2 << 5; + case 3: return 1 << 5; + } + return 1 << 5; +} + +static int snd_cs4235_get_output_accu(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + cs4231_t *chip = snd_kcontrol_chip(kcontrol); + unsigned long flags; + + spin_lock_irqsave(&chip->reg_lock, flags); + ucontrol->value.integer.value[0] = snd_cs4235_mixer_output_accu_get_volume(chip->image[CS4235_LEFT_MASTER]); + ucontrol->value.integer.value[1] = snd_cs4235_mixer_output_accu_get_volume(chip->image[CS4235_RIGHT_MASTER]); + spin_unlock_irqrestore(&chip->reg_lock, flags); + return 0; +} + +static int snd_cs4235_put_output_accu(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + cs4231_t *chip = snd_kcontrol_chip(kcontrol); + unsigned long flags; + int change; + unsigned short val1, val2; + + val1 = snd_cs4235_mixer_output_accu_set_volume(ucontrol->value.integer.value[0]); + val2 = snd_cs4235_mixer_output_accu_set_volume(ucontrol->value.integer.value[1]); + spin_lock_irqsave(&chip->reg_lock, flags); + val1 = (chip->image[CS4235_LEFT_MASTER] & ~(3 << 5)) | val1; + val2 = (chip->image[CS4235_RIGHT_MASTER] & ~(3 << 5)) | val2; + change = val1 != chip->image[CS4235_LEFT_MASTER] || val2 != chip->image[CS4235_RIGHT_MASTER]; + snd_cs4231_out(chip, CS4235_LEFT_MASTER, val1); + snd_cs4231_out(chip, CS4235_RIGHT_MASTER, val2); + spin_unlock_irqrestore(&chip->reg_lock, flags); + return change; +} + +static snd_kcontrol_new_t snd_cs4236_controls[] = { + +CS4236_DOUBLE("Master Digital Playback Switch", 0, CS4236_LEFT_MASTER, CS4236_RIGHT_MASTER, 7, 7, 1, 1), +CS4236_DOUBLE("Master Digital Capture Switch", 0, CS4236_DAC_MUTE, CS4236_DAC_MUTE, 7, 6, 1, 1), +CS4236_MASTER_DIGITAL("Master Digital Volume", 0), + +CS4236_DOUBLE("Capture Boost Volume", 0, CS4236_LEFT_MIX_CTRL, CS4236_RIGHT_MIX_CTRL, 5, 5, 3, 1), + +CS4231_DOUBLE("PCM Playback Switch", 0, CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 7, 7, 1, 1), +CS4231_DOUBLE("PCM Playback Volume", 0, CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 63, 1), + +CS4236_DOUBLE("DSP Playback Switch", 0, CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 7, 7, 1, 1), +CS4236_DOUBLE("DSP Playback Volume", 0, CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 0, 0, 63, 1), + +CS4236_DOUBLE("FM Playback Switch", 0, CS4236_LEFT_FM, CS4236_RIGHT_FM, 7, 7, 1, 1), +CS4236_DOUBLE("FM Playback Volume", 0, CS4236_LEFT_FM, CS4236_RIGHT_FM, 0, 0, 63, 1), + +CS4236_DOUBLE("Wavetable Playback Switch", 0, CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 7, 7, 1, 1), +CS4236_DOUBLE("Wavetable Playback Volume", 0, CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 0, 0, 63, 1), + +CS4231_DOUBLE("Synth Playback Switch", 0, CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1), +CS4231_DOUBLE("Synth Volume", 0, CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 0, 0, 31, 1), +CS4231_DOUBLE("Synth Capture Switch", 0, CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 6, 6, 1, 1), +CS4231_DOUBLE("Synth Capture Bypass", 0, CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 5, 5, 1, 1), + +CS4236_DOUBLE("Mic Playback Switch", 0, CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 6, 6, 1, 1), +CS4236_DOUBLE("Mic Capture Switch", 0, CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 7, 7, 1, 1), +CS4236_DOUBLE("Mic Volume", 0, CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 0, 0, 31, 1), +CS4236_DOUBLE("Mic Playback Boost", 0, CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 5, 5, 1, 0), + +CS4231_DOUBLE("Line Playback Switch", 0, CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 7, 7, 1, 1), +CS4231_DOUBLE("Line Volume", 0, CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 0, 0, 31, 1), +CS4231_DOUBLE("Line Capture Switch", 0, CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 6, 6, 1, 1), +CS4231_DOUBLE("Line Capture Bypass", 0, CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 5, 5, 1, 1), + +CS4231_DOUBLE("CD Playback Switch", 0, CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 7, 7, 1, 1), +CS4231_DOUBLE("CD Volume", 0, CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 0, 0, 31, 1), +CS4231_DOUBLE("CD Capture Switch", 0, CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 6, 6, 1, 1), + +CS4236_DOUBLE1("Mono Output Playback Switch", 0, CS4231_MONO_CTRL, CS4236_RIGHT_MIX_CTRL, 6, 7, 1, 1), +CS4236_DOUBLE1("Mono Playback Switch", 0, CS4231_MONO_CTRL, CS4236_LEFT_MIX_CTRL, 7, 7, 1, 1), +CS4231_SINGLE("Mono Playback Volume", 0, CS4231_MONO_CTRL, 0, 15, 1), +CS4231_SINGLE("Mono Playback Bypass", 0, CS4231_MONO_CTRL, 5, 1, 0), + +CS4231_DOUBLE("Capture Volume", 0, CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, 0, 0, 15, 0), +CS4231_DOUBLE("Analog Loopback Capture Switch", 0, CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, 7, 7, 1, 0), + +CS4231_SINGLE("Digital Loopback Playback Switch", 0, CS4231_LOOPBACK, 0, 1, 0), +CS4236_DOUBLE1("Digital Loopback Playback Volume", 0, CS4231_LOOPBACK, CS4236_RIGHT_LOOPBACK, 2, 0, 63, 1) +}; + +static snd_kcontrol_new_t snd_cs4235_controls[] = { + +CS4231_DOUBLE("Master Switch", 0, CS4235_LEFT_MASTER, CS4235_RIGHT_MASTER, 7, 7, 1, 1), +CS4231_DOUBLE("Master Volume", 0, CS4235_LEFT_MASTER, CS4235_RIGHT_MASTER, 0, 0, 31, 1), + +CS4235_OUTPUT_ACCU("Playback Volume", 0), + +CS4236_DOUBLE("Master Digital Playback Switch", 0, CS4236_LEFT_MASTER, CS4236_RIGHT_MASTER, 7, 7, 1, 1), +CS4236_DOUBLE("Master Digital Capture Switch", 0, CS4236_DAC_MUTE, CS4236_DAC_MUTE, 7, 6, 1, 1), +CS4236_MASTER_DIGITAL("Master Digital Volume", 0), + +CS4231_DOUBLE("Master Digital Playback Switch", 1, CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1), +CS4231_DOUBLE("Master Digital Capture Switch", 1, CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 6, 6, 1, 1), +CS4231_DOUBLE("Master Digital Volume", 1, CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 0, 0, 31, 1), + +CS4236_DOUBLE("Capture Volume", 0, CS4236_LEFT_MIX_CTRL, CS4236_RIGHT_MIX_CTRL, 5, 5, 3, 1), + +CS4231_DOUBLE("PCM Switch", 0, CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 7, 7, 1, 1), +CS4231_DOUBLE("PCM Volume", 0, CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 63, 1), + +CS4236_DOUBLE("DSP Switch", 0, CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 7, 7, 1, 1), + +CS4236_DOUBLE("FM Switch", 0, CS4236_LEFT_FM, CS4236_RIGHT_FM, 7, 7, 1, 1), + +CS4236_DOUBLE("Wavetable Switch", 0, CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 7, 7, 1, 1), + +CS4236_DOUBLE("Mic Capture Switch", 0, CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 7, 7, 1, 1), +CS4236_DOUBLE("Mic Playback Switch", 0, CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 6, 6, 1, 1), +CS4236_SINGLE("Mic Volume", 0, CS4236_LEFT_MIC, 0, 31, 1), +CS4236_SINGLE("Mic Playback Boost", 0, CS4236_LEFT_MIC, 5, 1, 0), + +CS4231_DOUBLE("Aux Playback Switch", 0, CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 7, 7, 1, 1), +CS4231_DOUBLE("Aux Capture Switch", 0, CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 6, 6, 1, 1), +CS4231_DOUBLE("Aux Volume", 0, CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 0, 0, 31, 1), + +CS4231_DOUBLE("Aux Playback Switch", 1, CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 7, 7, 1, 1), +CS4231_DOUBLE("Aux Capture Switch", 1, CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 6, 6, 1, 1), +CS4231_DOUBLE("Aux Volume", 1, CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 0, 0, 31, 1), + +CS4236_DOUBLE1("Master Mono Switch", 0, CS4231_MONO_CTRL, CS4236_RIGHT_MIX_CTRL, 6, 7, 1, 1), + +CS4236_DOUBLE1("Mono Switch", 0, CS4231_MONO_CTRL, CS4236_LEFT_MIX_CTRL, 7, 7, 1, 1), +CS4231_SINGLE("Mono Volume", 0, CS4231_MONO_CTRL, 0, 15, 1), + +CS4231_DOUBLE("Analog Loopback Switch", 0, CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, 7, 7, 1, 0), +}; + +#define CS4236_IEC958_ENABLE(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \ + .info = snd_cs4236_info_single, \ + .get = snd_cs4236_get_iec958_switch, .put = snd_cs4236_put_iec958_switch, \ + .private_value = 1 << 16 } + +static int snd_cs4236_get_iec958_switch(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + cs4231_t *chip = snd_kcontrol_chip(kcontrol); + unsigned long flags; + + spin_lock_irqsave(&chip->reg_lock, flags); + ucontrol->value.integer.value[0] = chip->image[CS4231_ALT_FEATURE_1] & 0x02 ? 1 : 0; +#if 0 + printk("get valid: ALT = 0x%x, C3 = 0x%x, C4 = 0x%x, C5 = 0x%x, C6 = 0x%x, C8 = 0x%x\n", + snd_cs4231_in(chip, CS4231_ALT_FEATURE_1), + snd_cs4236_ctrl_in(chip, 3), + snd_cs4236_ctrl_in(chip, 4), + snd_cs4236_ctrl_in(chip, 5), + snd_cs4236_ctrl_in(chip, 6), + snd_cs4236_ctrl_in(chip, 8)); +#endif + spin_unlock_irqrestore(&chip->reg_lock, flags); + return 0; +} + +static int snd_cs4236_put_iec958_switch(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol) +{ + cs4231_t *chip = snd_kcontrol_chip(kcontrol); + unsigned long flags; + int change; + unsigned short enable, val; + + enable = ucontrol->value.integer.value[0] & 1; + + down(&chip->mce_mutex); + snd_cs4231_mce_up(chip); + spin_lock_irqsave(&chip->reg_lock, flags); + val = (chip->image[CS4231_ALT_FEATURE_1] & ~0x0e) | (0<<2) | (enable << 1); + change = val != chip->image[CS4231_ALT_FEATURE_1]; + snd_cs4231_out(chip, CS4231_ALT_FEATURE_1, val); + val = snd_cs4236_ctrl_in(chip, 4) | 0xc0; + snd_cs4236_ctrl_out(chip, 4, val); + udelay(100); + val &= ~0x40; + snd_cs4236_ctrl_out(chip, 4, val); + spin_unlock_irqrestore(&chip->reg_lock, flags); + snd_cs4231_mce_down(chip); + up(&chip->mce_mutex); + +#if 0 + printk("set valid: ALT = 0x%x, C3 = 0x%x, C4 = 0x%x, C5 = 0x%x, C6 = 0x%x, C8 = 0x%x\n", + snd_cs4231_in(chip, CS4231_ALT_FEATURE_1), + snd_cs4236_ctrl_in(chip, 3), + snd_cs4236_ctrl_in(chip, 4), + snd_cs4236_ctrl_in(chip, 5), + snd_cs4236_ctrl_in(chip, 6), + snd_cs4236_ctrl_in(chip, 8)); +#endif + return change; +} + +static snd_kcontrol_new_t snd_cs4236_iec958_controls[] = { +CS4236_IEC958_ENABLE("IEC958 Output Enable", 0), +CS4236_SINGLEC("IEC958 Output Validity", 0, 4, 4, 1, 0), +CS4236_SINGLEC("IEC958 Output User", 0, 4, 5, 1, 0), +CS4236_SINGLEC("IEC958 Output CSBR", 0, 4, 6, 1, 0), +CS4236_SINGLEC("IEC958 Output Channel Status Low", 0, 5, 1, 127, 0), +CS4236_SINGLEC("IEC958 Output Channel Status High", 0, 6, 0, 255, 0) +}; + +static snd_kcontrol_new_t snd_cs4236_3d_controls_cs4235[] = { +CS4236_SINGLEC("3D Control - Switch", 0, 3, 4, 1, 0), +CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1) +}; + +static snd_kcontrol_new_t snd_cs4236_3d_controls_cs4237[] = { +CS4236_SINGLEC("3D Control - Switch", 0, 3, 7, 1, 0), +CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1), +CS4236_SINGLEC("3D Control - Center", 0, 2, 0, 15, 1), +CS4236_SINGLEC("3D Control - Mono", 0, 3, 6, 1, 0), +CS4236_SINGLEC("3D Control - IEC958", 0, 3, 5, 1, 0) +}; + +static snd_kcontrol_new_t snd_cs4236_3d_controls_cs4238[] = { +CS4236_SINGLEC("3D Control - Switch", 0, 3, 4, 1, 0), +CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1), +CS4236_SINGLEC("3D Control - Volume", 0, 2, 0, 15, 1), +CS4236_SINGLEC("3D Control - IEC958", 0, 3, 5, 1, 0) +}; + +int snd_cs4236_mixer(cs4231_t *chip) +{ + snd_card_t *card; + unsigned int idx, count; + int err; + snd_kcontrol_new_t *kcontrol; + + snd_assert(chip != NULL && chip->card != NULL, return -EINVAL); + card = chip->card; + strcpy(card->mixername, snd_cs4231_chip_id(chip)); + + if (chip->hardware == CS4231_HW_CS4235 || + chip->hardware == CS4231_HW_CS4239) { + for (idx = 0; idx < ARRAY_SIZE(snd_cs4235_controls); idx++) { + if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4235_controls[idx], chip))) < 0) + return err; + } + } else { + for (idx = 0; idx < ARRAY_SIZE(snd_cs4236_controls); idx++) { + if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4236_controls[idx], chip))) < 0) + return err; + } + } + switch (chip->hardware) { + case CS4231_HW_CS4235: + case CS4231_HW_CS4239: + count = ARRAY_SIZE(snd_cs4236_3d_controls_cs4235); + kcontrol = snd_cs4236_3d_controls_cs4235; + break; + case CS4231_HW_CS4237B: + count = ARRAY_SIZE(snd_cs4236_3d_controls_cs4237); + kcontrol = snd_cs4236_3d_controls_cs4237; + break; + case CS4231_HW_CS4238B: + count = ARRAY_SIZE(snd_cs4236_3d_controls_cs4238); + kcontrol = snd_cs4236_3d_controls_cs4238; + break; + default: + count = 0; + kcontrol = NULL; + } + for (idx = 0; idx < count; idx++, kcontrol++) { + if ((err = snd_ctl_add(card, snd_ctl_new1(kcontrol, chip))) < 0) + return err; + } + if (chip->hardware == CS4231_HW_CS4237B || + chip->hardware == CS4231_HW_CS4238B) { + for (idx = 0; idx < ARRAY_SIZE(snd_cs4236_iec958_controls); idx++) { + if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4236_iec958_controls[idx], chip))) < 0) + return err; + } + } + return 0; +} + +EXPORT_SYMBOL(snd_cs4236_create); +EXPORT_SYMBOL(snd_cs4236_pcm); +EXPORT_SYMBOL(snd_cs4236_mixer); + +/* + * INIT part + */ + +static int __init alsa_cs4236_init(void) +{ + return 0; +} + +static void __exit alsa_cs4236_exit(void) +{ +} + +module_init(alsa_cs4236_init) +module_exit(alsa_cs4236_exit) |