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992 lines
28 KiB
992 lines
28 KiB
// SPDX-License-Identifier: GPL-2.0-or-later |
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/* |
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* Driver for Digigram VX soundcards |
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* |
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* Common mixer part |
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* |
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* Copyright (c) 2002 by Takashi Iwai <[email protected]> |
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*/ |
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#include <sound/core.h> |
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#include <sound/control.h> |
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#include <sound/tlv.h> |
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#include <sound/vx_core.h> |
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#include "vx_cmd.h" |
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/* |
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* write a codec data (24bit) |
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*/ |
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static void vx_write_codec_reg(struct vx_core *chip, int codec, unsigned int data) |
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{ |
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if (snd_BUG_ON(!chip->ops->write_codec)) |
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return; |
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if (chip->chip_status & VX_STAT_IS_STALE) |
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return; |
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mutex_lock(&chip->lock); |
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chip->ops->write_codec(chip, codec, data); |
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mutex_unlock(&chip->lock); |
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} |
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/* |
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* Data type used to access the Codec |
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*/ |
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union vx_codec_data { |
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u32 l; |
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#ifdef SNDRV_BIG_ENDIAN |
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struct w { |
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u16 h; |
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u16 l; |
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} w; |
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struct b { |
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u8 hh; |
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u8 mh; |
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u8 ml; |
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u8 ll; |
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} b; |
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#else /* LITTLE_ENDIAN */ |
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struct w { |
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u16 l; |
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u16 h; |
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} w; |
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struct b { |
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u8 ll; |
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u8 ml; |
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u8 mh; |
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u8 hh; |
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} b; |
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#endif |
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}; |
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#define SET_CDC_DATA_SEL(di,s) ((di).b.mh = (u8) (s)) |
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#define SET_CDC_DATA_REG(di,r) ((di).b.ml = (u8) (r)) |
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#define SET_CDC_DATA_VAL(di,d) ((di).b.ll = (u8) (d)) |
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#define SET_CDC_DATA_INIT(di) ((di).l = 0L, SET_CDC_DATA_SEL(di,XX_CODEC_SELECTOR)) |
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/* |
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* set up codec register and write the value |
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* @codec: the codec id, 0 or 1 |
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* @reg: register index |
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* @val: data value |
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*/ |
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static void vx_set_codec_reg(struct vx_core *chip, int codec, int reg, int val) |
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{ |
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union vx_codec_data data; |
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/* DAC control register */ |
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SET_CDC_DATA_INIT(data); |
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SET_CDC_DATA_REG(data, reg); |
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SET_CDC_DATA_VAL(data, val); |
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vx_write_codec_reg(chip, codec, data.l); |
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} |
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/* |
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* vx_set_analog_output_level - set the output attenuation level |
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* @codec: the output codec, 0 or 1. (1 for VXP440 only) |
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* @left: left output level, 0 = mute |
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* @right: right output level |
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*/ |
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static void vx_set_analog_output_level(struct vx_core *chip, int codec, int left, int right) |
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{ |
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left = chip->hw->output_level_max - left; |
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right = chip->hw->output_level_max - right; |
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if (chip->ops->akm_write) { |
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chip->ops->akm_write(chip, XX_CODEC_LEVEL_LEFT_REGISTER, left); |
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chip->ops->akm_write(chip, XX_CODEC_LEVEL_RIGHT_REGISTER, right); |
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} else { |
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/* convert to attenuation level: 0 = 0dB (max), 0xe3 = -113.5 dB (min) */ |
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vx_set_codec_reg(chip, codec, XX_CODEC_LEVEL_LEFT_REGISTER, left); |
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vx_set_codec_reg(chip, codec, XX_CODEC_LEVEL_RIGHT_REGISTER, right); |
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} |
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} |
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/* |
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* vx_toggle_dac_mute - mute/unmute DAC |
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* @mute: 0 = unmute, 1 = mute |
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*/ |
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#define DAC_ATTEN_MIN 0x08 |
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#define DAC_ATTEN_MAX 0x38 |
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void vx_toggle_dac_mute(struct vx_core *chip, int mute) |
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{ |
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unsigned int i; |
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for (i = 0; i < chip->hw->num_codecs; i++) { |
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if (chip->ops->akm_write) |
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chip->ops->akm_write(chip, XX_CODEC_DAC_CONTROL_REGISTER, mute); /* XXX */ |
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else |
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vx_set_codec_reg(chip, i, XX_CODEC_DAC_CONTROL_REGISTER, |
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mute ? DAC_ATTEN_MAX : DAC_ATTEN_MIN); |
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} |
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} |
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/* |
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* vx_reset_codec - reset and initialize the codecs |
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*/ |
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void vx_reset_codec(struct vx_core *chip, int cold_reset) |
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{ |
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unsigned int i; |
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int port = chip->type >= VX_TYPE_VXPOCKET ? 0x75 : 0x65; |
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chip->ops->reset_codec(chip); |
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/* AKM codecs should be initialized in reset_codec callback */ |
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if (! chip->ops->akm_write) { |
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/* initialize old codecs */ |
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for (i = 0; i < chip->hw->num_codecs; i++) { |
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/* DAC control register (change level when zero crossing + mute) */ |
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vx_set_codec_reg(chip, i, XX_CODEC_DAC_CONTROL_REGISTER, DAC_ATTEN_MAX); |
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/* ADC control register */ |
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vx_set_codec_reg(chip, i, XX_CODEC_ADC_CONTROL_REGISTER, 0x00); |
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/* Port mode register */ |
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vx_set_codec_reg(chip, i, XX_CODEC_PORT_MODE_REGISTER, port); |
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/* Clock control register */ |
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vx_set_codec_reg(chip, i, XX_CODEC_CLOCK_CONTROL_REGISTER, 0x00); |
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} |
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} |
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/* mute analog output */ |
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for (i = 0; i < chip->hw->num_codecs; i++) { |
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chip->output_level[i][0] = 0; |
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chip->output_level[i][1] = 0; |
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vx_set_analog_output_level(chip, i, 0, 0); |
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} |
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} |
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/* |
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* change the audio input source |
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* @src: the target source (VX_AUDIO_SRC_XXX) |
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*/ |
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static void vx_change_audio_source(struct vx_core *chip, int src) |
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{ |
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if (chip->chip_status & VX_STAT_IS_STALE) |
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return; |
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mutex_lock(&chip->lock); |
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chip->ops->change_audio_source(chip, src); |
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mutex_unlock(&chip->lock); |
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} |
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/* |
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* change the audio source if necessary and possible |
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* returns 1 if the source is actually changed. |
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*/ |
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int vx_sync_audio_source(struct vx_core *chip) |
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{ |
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if (chip->audio_source_target == chip->audio_source || |
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chip->pcm_running) |
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return 0; |
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vx_change_audio_source(chip, chip->audio_source_target); |
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chip->audio_source = chip->audio_source_target; |
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return 1; |
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} |
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/* |
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* audio level, mute, monitoring |
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*/ |
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struct vx_audio_level { |
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unsigned int has_level: 1; |
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unsigned int has_monitor_level: 1; |
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unsigned int has_mute: 1; |
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unsigned int has_monitor_mute: 1; |
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unsigned int mute; |
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unsigned int monitor_mute; |
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short level; |
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short monitor_level; |
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}; |
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static int vx_adjust_audio_level(struct vx_core *chip, int audio, int capture, |
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struct vx_audio_level *info) |
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{ |
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struct vx_rmh rmh; |
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if (chip->chip_status & VX_STAT_IS_STALE) |
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return -EBUSY; |
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vx_init_rmh(&rmh, CMD_AUDIO_LEVEL_ADJUST); |
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if (capture) |
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rmh.Cmd[0] |= COMMAND_RECORD_MASK; |
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/* Add Audio IO mask */ |
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rmh.Cmd[1] = 1 << audio; |
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rmh.Cmd[2] = 0; |
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if (info->has_level) { |
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rmh.Cmd[0] |= VALID_AUDIO_IO_DIGITAL_LEVEL; |
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rmh.Cmd[2] |= info->level; |
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} |
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if (info->has_monitor_level) { |
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rmh.Cmd[0] |= VALID_AUDIO_IO_MONITORING_LEVEL; |
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rmh.Cmd[2] |= ((unsigned int)info->monitor_level << 10); |
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} |
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if (info->has_mute) { |
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rmh.Cmd[0] |= VALID_AUDIO_IO_MUTE_LEVEL; |
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if (info->mute) |
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rmh.Cmd[2] |= AUDIO_IO_HAS_MUTE_LEVEL; |
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} |
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if (info->has_monitor_mute) { |
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/* validate flag for M2 at least to unmute it */ |
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rmh.Cmd[0] |= VALID_AUDIO_IO_MUTE_MONITORING_1 | VALID_AUDIO_IO_MUTE_MONITORING_2; |
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if (info->monitor_mute) |
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rmh.Cmd[2] |= AUDIO_IO_HAS_MUTE_MONITORING_1; |
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} |
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return vx_send_msg(chip, &rmh); |
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} |
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#if 0 // not used |
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static int vx_read_audio_level(struct vx_core *chip, int audio, int capture, |
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struct vx_audio_level *info) |
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{ |
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int err; |
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struct vx_rmh rmh; |
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memset(info, 0, sizeof(*info)); |
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vx_init_rmh(&rmh, CMD_GET_AUDIO_LEVELS); |
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if (capture) |
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rmh.Cmd[0] |= COMMAND_RECORD_MASK; |
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/* Add Audio IO mask */ |
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rmh.Cmd[1] = 1 << audio; |
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err = vx_send_msg(chip, &rmh); |
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if (err < 0) |
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return err; |
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info.level = rmh.Stat[0] & MASK_DSP_WORD_LEVEL; |
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info.monitor_level = (rmh.Stat[0] >> 10) & MASK_DSP_WORD_LEVEL; |
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info.mute = (rmh.Stat[i] & AUDIO_IO_HAS_MUTE_LEVEL) ? 1 : 0; |
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info.monitor_mute = (rmh.Stat[i] & AUDIO_IO_HAS_MUTE_MONITORING_1) ? 1 : 0; |
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return 0; |
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} |
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#endif // not used |
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/* |
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* set the monitoring level and mute state of the given audio |
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* no more static, because must be called from vx_pcm to demute monitoring |
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*/ |
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int vx_set_monitor_level(struct vx_core *chip, int audio, int level, int active) |
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{ |
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struct vx_audio_level info; |
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memset(&info, 0, sizeof(info)); |
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info.has_monitor_level = 1; |
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info.monitor_level = level; |
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info.has_monitor_mute = 1; |
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info.monitor_mute = !active; |
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chip->audio_monitor[audio] = level; |
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chip->audio_monitor_active[audio] = active; |
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return vx_adjust_audio_level(chip, audio, 0, &info); /* playback only */ |
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} |
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/* |
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* set the mute status of the given audio |
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*/ |
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static int vx_set_audio_switch(struct vx_core *chip, int audio, int active) |
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{ |
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struct vx_audio_level info; |
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memset(&info, 0, sizeof(info)); |
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info.has_mute = 1; |
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info.mute = !active; |
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chip->audio_active[audio] = active; |
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return vx_adjust_audio_level(chip, audio, 0, &info); /* playback only */ |
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} |
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/* |
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* set the mute status of the given audio |
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*/ |
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static int vx_set_audio_gain(struct vx_core *chip, int audio, int capture, int level) |
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{ |
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struct vx_audio_level info; |
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memset(&info, 0, sizeof(info)); |
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info.has_level = 1; |
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info.level = level; |
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chip->audio_gain[capture][audio] = level; |
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return vx_adjust_audio_level(chip, audio, capture, &info); |
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} |
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/* |
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* reset all audio levels |
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*/ |
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static void vx_reset_audio_levels(struct vx_core *chip) |
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{ |
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unsigned int i, c; |
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struct vx_audio_level info; |
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memset(chip->audio_gain, 0, sizeof(chip->audio_gain)); |
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memset(chip->audio_active, 0, sizeof(chip->audio_active)); |
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memset(chip->audio_monitor, 0, sizeof(chip->audio_monitor)); |
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memset(chip->audio_monitor_active, 0, sizeof(chip->audio_monitor_active)); |
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for (c = 0; c < 2; c++) { |
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for (i = 0; i < chip->hw->num_ins * 2; i++) { |
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memset(&info, 0, sizeof(info)); |
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if (c == 0) { |
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info.has_monitor_level = 1; |
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info.has_mute = 1; |
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info.has_monitor_mute = 1; |
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} |
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info.has_level = 1; |
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info.level = CVAL_0DB; /* default: 0dB */ |
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vx_adjust_audio_level(chip, i, c, &info); |
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chip->audio_gain[c][i] = CVAL_0DB; |
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chip->audio_monitor[i] = CVAL_0DB; |
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} |
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} |
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} |
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/* |
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* VU, peak meter record |
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*/ |
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#define VU_METER_CHANNELS 2 |
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struct vx_vu_meter { |
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int saturated; |
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int vu_level; |
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int peak_level; |
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}; |
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/* |
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* get the VU and peak meter values |
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* @audio: the audio index |
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* @capture: 0 = playback, 1 = capture operation |
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* @info: the array of vx_vu_meter records (size = 2). |
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*/ |
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static int vx_get_audio_vu_meter(struct vx_core *chip, int audio, int capture, struct vx_vu_meter *info) |
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{ |
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struct vx_rmh rmh; |
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int i, err; |
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if (chip->chip_status & VX_STAT_IS_STALE) |
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return -EBUSY; |
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vx_init_rmh(&rmh, CMD_AUDIO_VU_PIC_METER); |
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rmh.LgStat += 2 * VU_METER_CHANNELS; |
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if (capture) |
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rmh.Cmd[0] |= COMMAND_RECORD_MASK; |
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/* Add Audio IO mask */ |
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rmh.Cmd[1] = 0; |
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for (i = 0; i < VU_METER_CHANNELS; i++) |
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rmh.Cmd[1] |= 1 << (audio + i); |
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err = vx_send_msg(chip, &rmh); |
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if (err < 0) |
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return err; |
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/* Read response */ |
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for (i = 0; i < 2 * VU_METER_CHANNELS; i +=2) { |
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info->saturated = (rmh.Stat[0] & (1 << (audio + i))) ? 1 : 0; |
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info->vu_level = rmh.Stat[i + 1]; |
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info->peak_level = rmh.Stat[i + 2]; |
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info++; |
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} |
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return 0; |
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} |
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/* |
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* control API entries |
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*/ |
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/* |
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* output level control |
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*/ |
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static int vx_output_level_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) |
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{ |
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struct vx_core *chip = snd_kcontrol_chip(kcontrol); |
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uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; |
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uinfo->count = 2; |
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uinfo->value.integer.min = 0; |
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uinfo->value.integer.max = chip->hw->output_level_max; |
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return 0; |
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} |
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static int vx_output_level_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct vx_core *chip = snd_kcontrol_chip(kcontrol); |
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int codec = kcontrol->id.index; |
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mutex_lock(&chip->mixer_mutex); |
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ucontrol->value.integer.value[0] = chip->output_level[codec][0]; |
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ucontrol->value.integer.value[1] = chip->output_level[codec][1]; |
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mutex_unlock(&chip->mixer_mutex); |
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return 0; |
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} |
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static int vx_output_level_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct vx_core *chip = snd_kcontrol_chip(kcontrol); |
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int codec = kcontrol->id.index; |
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unsigned int val[2], vmax; |
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vmax = chip->hw->output_level_max; |
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val[0] = ucontrol->value.integer.value[0]; |
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val[1] = ucontrol->value.integer.value[1]; |
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if (val[0] > vmax || val[1] > vmax) |
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return -EINVAL; |
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mutex_lock(&chip->mixer_mutex); |
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if (val[0] != chip->output_level[codec][0] || |
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val[1] != chip->output_level[codec][1]) { |
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vx_set_analog_output_level(chip, codec, val[0], val[1]); |
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chip->output_level[codec][0] = val[0]; |
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chip->output_level[codec][1] = val[1]; |
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mutex_unlock(&chip->mixer_mutex); |
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return 1; |
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} |
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mutex_unlock(&chip->mixer_mutex); |
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return 0; |
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} |
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static const struct snd_kcontrol_new vx_control_output_level = { |
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.iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
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.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | |
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SNDRV_CTL_ELEM_ACCESS_TLV_READ), |
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.name = "Master Playback Volume", |
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.info = vx_output_level_info, |
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.get = vx_output_level_get, |
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.put = vx_output_level_put, |
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/* tlv will be filled later */ |
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}; |
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/* |
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* audio source select |
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*/ |
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static int vx_audio_src_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) |
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{ |
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static const char * const texts_mic[3] = { |
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"Digital", "Line", "Mic" |
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}; |
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static const char * const texts_vx2[2] = { |
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"Digital", "Analog" |
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}; |
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struct vx_core *chip = snd_kcontrol_chip(kcontrol); |
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if (chip->type >= VX_TYPE_VXPOCKET) |
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return snd_ctl_enum_info(uinfo, 1, 3, texts_mic); |
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else |
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return snd_ctl_enum_info(uinfo, 1, 2, texts_vx2); |
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} |
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static int vx_audio_src_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct vx_core *chip = snd_kcontrol_chip(kcontrol); |
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ucontrol->value.enumerated.item[0] = chip->audio_source_target; |
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return 0; |
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} |
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static int vx_audio_src_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct vx_core *chip = snd_kcontrol_chip(kcontrol); |
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if (chip->type >= VX_TYPE_VXPOCKET) { |
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if (ucontrol->value.enumerated.item[0] > 2) |
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return -EINVAL; |
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} else { |
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if (ucontrol->value.enumerated.item[0] > 1) |
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return -EINVAL; |
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} |
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mutex_lock(&chip->mixer_mutex); |
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if (chip->audio_source_target != ucontrol->value.enumerated.item[0]) { |
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chip->audio_source_target = ucontrol->value.enumerated.item[0]; |
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vx_sync_audio_source(chip); |
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mutex_unlock(&chip->mixer_mutex); |
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return 1; |
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} |
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mutex_unlock(&chip->mixer_mutex); |
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return 0; |
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} |
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static const struct snd_kcontrol_new vx_control_audio_src = { |
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.iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
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.name = "Capture Source", |
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.info = vx_audio_src_info, |
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.get = vx_audio_src_get, |
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.put = vx_audio_src_put, |
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}; |
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/* |
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* clock mode selection |
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*/ |
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static int vx_clock_mode_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) |
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{ |
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static const char * const texts[3] = { |
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"Auto", "Internal", "External" |
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}; |
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return snd_ctl_enum_info(uinfo, 1, 3, texts); |
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} |
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static int vx_clock_mode_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct vx_core *chip = snd_kcontrol_chip(kcontrol); |
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ucontrol->value.enumerated.item[0] = chip->clock_mode; |
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return 0; |
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} |
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static int vx_clock_mode_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct vx_core *chip = snd_kcontrol_chip(kcontrol); |
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if (ucontrol->value.enumerated.item[0] > 2) |
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return -EINVAL; |
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mutex_lock(&chip->mixer_mutex); |
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if (chip->clock_mode != ucontrol->value.enumerated.item[0]) { |
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chip->clock_mode = ucontrol->value.enumerated.item[0]; |
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vx_set_clock(chip, chip->freq); |
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mutex_unlock(&chip->mixer_mutex); |
|
return 1; |
|
} |
|
mutex_unlock(&chip->mixer_mutex); |
|
return 0; |
|
} |
|
|
|
static const struct snd_kcontrol_new vx_control_clock_mode = { |
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
|
.name = "Clock Mode", |
|
.info = vx_clock_mode_info, |
|
.get = vx_clock_mode_get, |
|
.put = vx_clock_mode_put, |
|
}; |
|
|
|
/* |
|
* Audio Gain |
|
*/ |
|
static int vx_audio_gain_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) |
|
{ |
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; |
|
uinfo->count = 2; |
|
uinfo->value.integer.min = 0; |
|
uinfo->value.integer.max = CVAL_MAX; |
|
return 0; |
|
} |
|
|
|
static int vx_audio_gain_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
|
{ |
|
struct vx_core *chip = snd_kcontrol_chip(kcontrol); |
|
int audio = kcontrol->private_value & 0xff; |
|
int capture = (kcontrol->private_value >> 8) & 1; |
|
|
|
mutex_lock(&chip->mixer_mutex); |
|
ucontrol->value.integer.value[0] = chip->audio_gain[capture][audio]; |
|
ucontrol->value.integer.value[1] = chip->audio_gain[capture][audio+1]; |
|
mutex_unlock(&chip->mixer_mutex); |
|
return 0; |
|
} |
|
|
|
static int vx_audio_gain_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
|
{ |
|
struct vx_core *chip = snd_kcontrol_chip(kcontrol); |
|
int audio = kcontrol->private_value & 0xff; |
|
int capture = (kcontrol->private_value >> 8) & 1; |
|
unsigned int val[2]; |
|
|
|
val[0] = ucontrol->value.integer.value[0]; |
|
val[1] = ucontrol->value.integer.value[1]; |
|
if (val[0] > CVAL_MAX || val[1] > CVAL_MAX) |
|
return -EINVAL; |
|
mutex_lock(&chip->mixer_mutex); |
|
if (val[0] != chip->audio_gain[capture][audio] || |
|
val[1] != chip->audio_gain[capture][audio+1]) { |
|
vx_set_audio_gain(chip, audio, capture, val[0]); |
|
vx_set_audio_gain(chip, audio+1, capture, val[1]); |
|
mutex_unlock(&chip->mixer_mutex); |
|
return 1; |
|
} |
|
mutex_unlock(&chip->mixer_mutex); |
|
return 0; |
|
} |
|
|
|
static int vx_audio_monitor_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
|
{ |
|
struct vx_core *chip = snd_kcontrol_chip(kcontrol); |
|
int audio = kcontrol->private_value & 0xff; |
|
|
|
mutex_lock(&chip->mixer_mutex); |
|
ucontrol->value.integer.value[0] = chip->audio_monitor[audio]; |
|
ucontrol->value.integer.value[1] = chip->audio_monitor[audio+1]; |
|
mutex_unlock(&chip->mixer_mutex); |
|
return 0; |
|
} |
|
|
|
static int vx_audio_monitor_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
|
{ |
|
struct vx_core *chip = snd_kcontrol_chip(kcontrol); |
|
int audio = kcontrol->private_value & 0xff; |
|
unsigned int val[2]; |
|
|
|
val[0] = ucontrol->value.integer.value[0]; |
|
val[1] = ucontrol->value.integer.value[1]; |
|
if (val[0] > CVAL_MAX || val[1] > CVAL_MAX) |
|
return -EINVAL; |
|
|
|
mutex_lock(&chip->mixer_mutex); |
|
if (val[0] != chip->audio_monitor[audio] || |
|
val[1] != chip->audio_monitor[audio+1]) { |
|
vx_set_monitor_level(chip, audio, val[0], |
|
chip->audio_monitor_active[audio]); |
|
vx_set_monitor_level(chip, audio+1, val[1], |
|
chip->audio_monitor_active[audio+1]); |
|
mutex_unlock(&chip->mixer_mutex); |
|
return 1; |
|
} |
|
mutex_unlock(&chip->mixer_mutex); |
|
return 0; |
|
} |
|
|
|
#define vx_audio_sw_info snd_ctl_boolean_stereo_info |
|
|
|
static int vx_audio_sw_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
|
{ |
|
struct vx_core *chip = snd_kcontrol_chip(kcontrol); |
|
int audio = kcontrol->private_value & 0xff; |
|
|
|
mutex_lock(&chip->mixer_mutex); |
|
ucontrol->value.integer.value[0] = chip->audio_active[audio]; |
|
ucontrol->value.integer.value[1] = chip->audio_active[audio+1]; |
|
mutex_unlock(&chip->mixer_mutex); |
|
return 0; |
|
} |
|
|
|
static int vx_audio_sw_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
|
{ |
|
struct vx_core *chip = snd_kcontrol_chip(kcontrol); |
|
int audio = kcontrol->private_value & 0xff; |
|
|
|
mutex_lock(&chip->mixer_mutex); |
|
if (ucontrol->value.integer.value[0] != chip->audio_active[audio] || |
|
ucontrol->value.integer.value[1] != chip->audio_active[audio+1]) { |
|
vx_set_audio_switch(chip, audio, |
|
!!ucontrol->value.integer.value[0]); |
|
vx_set_audio_switch(chip, audio+1, |
|
!!ucontrol->value.integer.value[1]); |
|
mutex_unlock(&chip->mixer_mutex); |
|
return 1; |
|
} |
|
mutex_unlock(&chip->mixer_mutex); |
|
return 0; |
|
} |
|
|
|
static int vx_monitor_sw_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
|
{ |
|
struct vx_core *chip = snd_kcontrol_chip(kcontrol); |
|
int audio = kcontrol->private_value & 0xff; |
|
|
|
mutex_lock(&chip->mixer_mutex); |
|
ucontrol->value.integer.value[0] = chip->audio_monitor_active[audio]; |
|
ucontrol->value.integer.value[1] = chip->audio_monitor_active[audio+1]; |
|
mutex_unlock(&chip->mixer_mutex); |
|
return 0; |
|
} |
|
|
|
static int vx_monitor_sw_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
|
{ |
|
struct vx_core *chip = snd_kcontrol_chip(kcontrol); |
|
int audio = kcontrol->private_value & 0xff; |
|
|
|
mutex_lock(&chip->mixer_mutex); |
|
if (ucontrol->value.integer.value[0] != chip->audio_monitor_active[audio] || |
|
ucontrol->value.integer.value[1] != chip->audio_monitor_active[audio+1]) { |
|
vx_set_monitor_level(chip, audio, chip->audio_monitor[audio], |
|
!!ucontrol->value.integer.value[0]); |
|
vx_set_monitor_level(chip, audio+1, chip->audio_monitor[audio+1], |
|
!!ucontrol->value.integer.value[1]); |
|
mutex_unlock(&chip->mixer_mutex); |
|
return 1; |
|
} |
|
mutex_unlock(&chip->mixer_mutex); |
|
return 0; |
|
} |
|
|
|
static const DECLARE_TLV_DB_SCALE(db_scale_audio_gain, -10975, 25, 0); |
|
|
|
static const struct snd_kcontrol_new vx_control_audio_gain = { |
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
|
.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | |
|
SNDRV_CTL_ELEM_ACCESS_TLV_READ), |
|
/* name will be filled later */ |
|
.info = vx_audio_gain_info, |
|
.get = vx_audio_gain_get, |
|
.put = vx_audio_gain_put, |
|
.tlv = { .p = db_scale_audio_gain }, |
|
}; |
|
static const struct snd_kcontrol_new vx_control_output_switch = { |
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
|
.name = "PCM Playback Switch", |
|
.info = vx_audio_sw_info, |
|
.get = vx_audio_sw_get, |
|
.put = vx_audio_sw_put |
|
}; |
|
static const struct snd_kcontrol_new vx_control_monitor_gain = { |
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
|
.name = "Monitoring Volume", |
|
.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | |
|
SNDRV_CTL_ELEM_ACCESS_TLV_READ), |
|
.info = vx_audio_gain_info, /* shared */ |
|
.get = vx_audio_monitor_get, |
|
.put = vx_audio_monitor_put, |
|
.tlv = { .p = db_scale_audio_gain }, |
|
}; |
|
static const struct snd_kcontrol_new vx_control_monitor_switch = { |
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
|
.name = "Monitoring Switch", |
|
.info = vx_audio_sw_info, /* shared */ |
|
.get = vx_monitor_sw_get, |
|
.put = vx_monitor_sw_put |
|
}; |
|
|
|
|
|
/* |
|
* IEC958 status bits |
|
*/ |
|
static int vx_iec958_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) |
|
{ |
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; |
|
uinfo->count = 1; |
|
return 0; |
|
} |
|
|
|
static int vx_iec958_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
|
{ |
|
struct vx_core *chip = snd_kcontrol_chip(kcontrol); |
|
|
|
mutex_lock(&chip->mixer_mutex); |
|
ucontrol->value.iec958.status[0] = (chip->uer_bits >> 0) & 0xff; |
|
ucontrol->value.iec958.status[1] = (chip->uer_bits >> 8) & 0xff; |
|
ucontrol->value.iec958.status[2] = (chip->uer_bits >> 16) & 0xff; |
|
ucontrol->value.iec958.status[3] = (chip->uer_bits >> 24) & 0xff; |
|
mutex_unlock(&chip->mixer_mutex); |
|
return 0; |
|
} |
|
|
|
static int vx_iec958_mask_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
|
{ |
|
ucontrol->value.iec958.status[0] = 0xff; |
|
ucontrol->value.iec958.status[1] = 0xff; |
|
ucontrol->value.iec958.status[2] = 0xff; |
|
ucontrol->value.iec958.status[3] = 0xff; |
|
return 0; |
|
} |
|
|
|
static int vx_iec958_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
|
{ |
|
struct vx_core *chip = snd_kcontrol_chip(kcontrol); |
|
unsigned int val; |
|
|
|
val = (ucontrol->value.iec958.status[0] << 0) | |
|
(ucontrol->value.iec958.status[1] << 8) | |
|
(ucontrol->value.iec958.status[2] << 16) | |
|
(ucontrol->value.iec958.status[3] << 24); |
|
mutex_lock(&chip->mixer_mutex); |
|
if (chip->uer_bits != val) { |
|
chip->uer_bits = val; |
|
vx_set_iec958_status(chip, val); |
|
mutex_unlock(&chip->mixer_mutex); |
|
return 1; |
|
} |
|
mutex_unlock(&chip->mixer_mutex); |
|
return 0; |
|
} |
|
|
|
static const struct snd_kcontrol_new vx_control_iec958_mask = { |
|
.access = SNDRV_CTL_ELEM_ACCESS_READ, |
|
.iface = SNDRV_CTL_ELEM_IFACE_PCM, |
|
.name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,MASK), |
|
.info = vx_iec958_info, /* shared */ |
|
.get = vx_iec958_mask_get, |
|
}; |
|
|
|
static const struct snd_kcontrol_new vx_control_iec958 = { |
|
.iface = SNDRV_CTL_ELEM_IFACE_PCM, |
|
.name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT), |
|
.info = vx_iec958_info, |
|
.get = vx_iec958_get, |
|
.put = vx_iec958_put |
|
}; |
|
|
|
|
|
/* |
|
* VU meter |
|
*/ |
|
|
|
#define METER_MAX 0xff |
|
#define METER_SHIFT 16 |
|
|
|
static int vx_vu_meter_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) |
|
{ |
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; |
|
uinfo->count = 2; |
|
uinfo->value.integer.min = 0; |
|
uinfo->value.integer.max = METER_MAX; |
|
return 0; |
|
} |
|
|
|
static int vx_vu_meter_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
|
{ |
|
struct vx_core *chip = snd_kcontrol_chip(kcontrol); |
|
struct vx_vu_meter meter[2]; |
|
int audio = kcontrol->private_value & 0xff; |
|
int capture = (kcontrol->private_value >> 8) & 1; |
|
|
|
vx_get_audio_vu_meter(chip, audio, capture, meter); |
|
ucontrol->value.integer.value[0] = meter[0].vu_level >> METER_SHIFT; |
|
ucontrol->value.integer.value[1] = meter[1].vu_level >> METER_SHIFT; |
|
return 0; |
|
} |
|
|
|
static int vx_peak_meter_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
|
{ |
|
struct vx_core *chip = snd_kcontrol_chip(kcontrol); |
|
struct vx_vu_meter meter[2]; |
|
int audio = kcontrol->private_value & 0xff; |
|
int capture = (kcontrol->private_value >> 8) & 1; |
|
|
|
vx_get_audio_vu_meter(chip, audio, capture, meter); |
|
ucontrol->value.integer.value[0] = meter[0].peak_level >> METER_SHIFT; |
|
ucontrol->value.integer.value[1] = meter[1].peak_level >> METER_SHIFT; |
|
return 0; |
|
} |
|
|
|
#define vx_saturation_info snd_ctl_boolean_stereo_info |
|
|
|
static int vx_saturation_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) |
|
{ |
|
struct vx_core *chip = snd_kcontrol_chip(kcontrol); |
|
struct vx_vu_meter meter[2]; |
|
int audio = kcontrol->private_value & 0xff; |
|
|
|
vx_get_audio_vu_meter(chip, audio, 1, meter); /* capture only */ |
|
ucontrol->value.integer.value[0] = meter[0].saturated; |
|
ucontrol->value.integer.value[1] = meter[1].saturated; |
|
return 0; |
|
} |
|
|
|
static const struct snd_kcontrol_new vx_control_vu_meter = { |
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
|
.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, |
|
/* name will be filled later */ |
|
.info = vx_vu_meter_info, |
|
.get = vx_vu_meter_get, |
|
}; |
|
|
|
static const struct snd_kcontrol_new vx_control_peak_meter = { |
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
|
.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, |
|
/* name will be filled later */ |
|
.info = vx_vu_meter_info, /* shared */ |
|
.get = vx_peak_meter_get, |
|
}; |
|
|
|
static const struct snd_kcontrol_new vx_control_saturation = { |
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
|
.name = "Input Saturation", |
|
.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, |
|
.info = vx_saturation_info, |
|
.get = vx_saturation_get, |
|
}; |
|
|
|
|
|
|
|
/* |
|
* |
|
*/ |
|
|
|
int snd_vx_mixer_new(struct vx_core *chip) |
|
{ |
|
unsigned int i, c; |
|
int err; |
|
struct snd_kcontrol_new temp; |
|
struct snd_card *card = chip->card; |
|
char name[32]; |
|
|
|
strcpy(card->mixername, card->driver); |
|
|
|
/* output level controls */ |
|
for (i = 0; i < chip->hw->num_outs; i++) { |
|
temp = vx_control_output_level; |
|
temp.index = i; |
|
temp.tlv.p = chip->hw->output_level_db_scale; |
|
if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0) |
|
return err; |
|
} |
|
|
|
/* PCM volumes, switches, monitoring */ |
|
for (i = 0; i < chip->hw->num_outs; i++) { |
|
int val = i * 2; |
|
temp = vx_control_audio_gain; |
|
temp.index = i; |
|
temp.name = "PCM Playback Volume"; |
|
temp.private_value = val; |
|
if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0) |
|
return err; |
|
temp = vx_control_output_switch; |
|
temp.index = i; |
|
temp.private_value = val; |
|
if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0) |
|
return err; |
|
temp = vx_control_monitor_gain; |
|
temp.index = i; |
|
temp.private_value = val; |
|
if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0) |
|
return err; |
|
temp = vx_control_monitor_switch; |
|
temp.index = i; |
|
temp.private_value = val; |
|
if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0) |
|
return err; |
|
} |
|
for (i = 0; i < chip->hw->num_outs; i++) { |
|
temp = vx_control_audio_gain; |
|
temp.index = i; |
|
temp.name = "PCM Capture Volume"; |
|
temp.private_value = (i * 2) | (1 << 8); |
|
if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0) |
|
return err; |
|
} |
|
|
|
/* Audio source */ |
|
if ((err = snd_ctl_add(card, snd_ctl_new1(&vx_control_audio_src, chip))) < 0) |
|
return err; |
|
/* clock mode */ |
|
if ((err = snd_ctl_add(card, snd_ctl_new1(&vx_control_clock_mode, chip))) < 0) |
|
return err; |
|
/* IEC958 controls */ |
|
if ((err = snd_ctl_add(card, snd_ctl_new1(&vx_control_iec958_mask, chip))) < 0) |
|
return err; |
|
if ((err = snd_ctl_add(card, snd_ctl_new1(&vx_control_iec958, chip))) < 0) |
|
return err; |
|
/* VU, peak, saturation meters */ |
|
for (c = 0; c < 2; c++) { |
|
static const char * const dir[2] = { "Output", "Input" }; |
|
for (i = 0; i < chip->hw->num_ins; i++) { |
|
int val = (i * 2) | (c << 8); |
|
if (c == 1) { |
|
temp = vx_control_saturation; |
|
temp.index = i; |
|
temp.private_value = val; |
|
if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0) |
|
return err; |
|
} |
|
sprintf(name, "%s VU Meter", dir[c]); |
|
temp = vx_control_vu_meter; |
|
temp.index = i; |
|
temp.name = name; |
|
temp.private_value = val; |
|
if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0) |
|
return err; |
|
sprintf(name, "%s Peak Meter", dir[c]); |
|
temp = vx_control_peak_meter; |
|
temp.index = i; |
|
temp.name = name; |
|
temp.private_value = val; |
|
if ((err = snd_ctl_add(card, snd_ctl_new1(&temp, chip))) < 0) |
|
return err; |
|
} |
|
} |
|
vx_reset_audio_levels(chip); |
|
return 0; |
|
}
|
|
|