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1225 lines
30 KiB
1225 lines
30 KiB
// SPDX-License-Identifier: GPL-2.0-only |
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/* |
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* Copyright (C) 2008, Creative Technology Ltd. All Rights Reserved. |
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* |
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* @File ctmixer.c |
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* |
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* @Brief |
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* This file contains the implementation of alsa mixer device functions. |
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* |
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* @Author Liu Chun |
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* @Date May 28 2008 |
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*/ |
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#include "ctmixer.h" |
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#include "ctamixer.h" |
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#include <linux/slab.h> |
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#include <sound/core.h> |
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#include <sound/control.h> |
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#include <sound/asoundef.h> |
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#include <sound/pcm.h> |
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#include <sound/tlv.h> |
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enum CT_SUM_CTL { |
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SUM_IN_F, |
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SUM_IN_R, |
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SUM_IN_C, |
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SUM_IN_S, |
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SUM_IN_F_C, |
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NUM_CT_SUMS |
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}; |
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enum CT_AMIXER_CTL { |
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/* volume control mixers */ |
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AMIXER_MASTER_F, |
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AMIXER_MASTER_R, |
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AMIXER_MASTER_C, |
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AMIXER_MASTER_S, |
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AMIXER_PCM_F, |
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AMIXER_PCM_R, |
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AMIXER_PCM_C, |
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AMIXER_PCM_S, |
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AMIXER_SPDIFI, |
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AMIXER_LINEIN, |
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AMIXER_MIC, |
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AMIXER_SPDIFO, |
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AMIXER_WAVE_F, |
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AMIXER_WAVE_R, |
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AMIXER_WAVE_C, |
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AMIXER_WAVE_S, |
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AMIXER_MASTER_F_C, |
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AMIXER_PCM_F_C, |
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AMIXER_SPDIFI_C, |
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AMIXER_LINEIN_C, |
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AMIXER_MIC_C, |
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|
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/* this should always be the last one */ |
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NUM_CT_AMIXERS |
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}; |
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enum CTALSA_MIXER_CTL { |
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/* volume control mixers */ |
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MIXER_MASTER_P, |
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MIXER_PCM_P, |
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MIXER_LINEIN_P, |
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MIXER_MIC_P, |
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MIXER_SPDIFI_P, |
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MIXER_SPDIFO_P, |
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MIXER_WAVEF_P, |
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MIXER_WAVER_P, |
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MIXER_WAVEC_P, |
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MIXER_WAVES_P, |
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MIXER_MASTER_C, |
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MIXER_PCM_C, |
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MIXER_LINEIN_C, |
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MIXER_MIC_C, |
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MIXER_SPDIFI_C, |
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|
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/* switch control mixers */ |
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MIXER_PCM_C_S, |
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MIXER_LINEIN_C_S, |
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MIXER_MIC_C_S, |
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MIXER_SPDIFI_C_S, |
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MIXER_SPDIFO_P_S, |
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MIXER_WAVEF_P_S, |
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MIXER_WAVER_P_S, |
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MIXER_WAVEC_P_S, |
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MIXER_WAVES_P_S, |
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MIXER_DIGITAL_IO_S, |
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MIXER_IEC958_MASK, |
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MIXER_IEC958_DEFAULT, |
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MIXER_IEC958_STREAM, |
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|
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/* this should always be the last one */ |
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NUM_CTALSA_MIXERS |
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}; |
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#define VOL_MIXER_START MIXER_MASTER_P |
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#define VOL_MIXER_END MIXER_SPDIFI_C |
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#define VOL_MIXER_NUM (VOL_MIXER_END - VOL_MIXER_START + 1) |
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#define SWH_MIXER_START MIXER_PCM_C_S |
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#define SWH_MIXER_END MIXER_DIGITAL_IO_S |
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#define SWH_CAPTURE_START MIXER_PCM_C_S |
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#define SWH_CAPTURE_END MIXER_SPDIFI_C_S |
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#define CHN_NUM 2 |
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struct ct_kcontrol_init { |
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unsigned char ctl; |
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char *name; |
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}; |
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static struct ct_kcontrol_init |
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ct_kcontrol_init_table[NUM_CTALSA_MIXERS] = { |
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[MIXER_MASTER_P] = { |
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.ctl = 1, |
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.name = "Master Playback Volume", |
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}, |
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[MIXER_MASTER_C] = { |
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.ctl = 1, |
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.name = "Master Capture Volume", |
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}, |
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[MIXER_PCM_P] = { |
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.ctl = 1, |
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.name = "PCM Playback Volume", |
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}, |
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[MIXER_PCM_C] = { |
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.ctl = 1, |
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.name = "PCM Capture Volume", |
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}, |
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[MIXER_LINEIN_P] = { |
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.ctl = 1, |
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.name = "Line Playback Volume", |
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}, |
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[MIXER_LINEIN_C] = { |
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.ctl = 1, |
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.name = "Line Capture Volume", |
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}, |
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[MIXER_MIC_P] = { |
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.ctl = 1, |
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.name = "Mic Playback Volume", |
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}, |
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[MIXER_MIC_C] = { |
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.ctl = 1, |
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.name = "Mic Capture Volume", |
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}, |
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[MIXER_SPDIFI_P] = { |
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.ctl = 1, |
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.name = "IEC958 Playback Volume", |
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}, |
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[MIXER_SPDIFI_C] = { |
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.ctl = 1, |
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.name = "IEC958 Capture Volume", |
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}, |
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[MIXER_SPDIFO_P] = { |
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.ctl = 1, |
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.name = "Digital Playback Volume", |
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}, |
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[MIXER_WAVEF_P] = { |
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.ctl = 1, |
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.name = "Front Playback Volume", |
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}, |
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[MIXER_WAVES_P] = { |
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.ctl = 1, |
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.name = "Side Playback Volume", |
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}, |
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[MIXER_WAVEC_P] = { |
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.ctl = 1, |
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.name = "Center/LFE Playback Volume", |
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}, |
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[MIXER_WAVER_P] = { |
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.ctl = 1, |
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.name = "Surround Playback Volume", |
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}, |
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[MIXER_PCM_C_S] = { |
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.ctl = 1, |
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.name = "PCM Capture Switch", |
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}, |
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[MIXER_LINEIN_C_S] = { |
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.ctl = 1, |
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.name = "Line Capture Switch", |
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}, |
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[MIXER_MIC_C_S] = { |
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.ctl = 1, |
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.name = "Mic Capture Switch", |
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}, |
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[MIXER_SPDIFI_C_S] = { |
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.ctl = 1, |
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.name = "IEC958 Capture Switch", |
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}, |
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[MIXER_SPDIFO_P_S] = { |
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.ctl = 1, |
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.name = "Digital Playback Switch", |
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}, |
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[MIXER_WAVEF_P_S] = { |
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.ctl = 1, |
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.name = "Front Playback Switch", |
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}, |
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[MIXER_WAVES_P_S] = { |
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.ctl = 1, |
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.name = "Side Playback Switch", |
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}, |
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[MIXER_WAVEC_P_S] = { |
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.ctl = 1, |
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.name = "Center/LFE Playback Switch", |
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}, |
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[MIXER_WAVER_P_S] = { |
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.ctl = 1, |
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.name = "Surround Playback Switch", |
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}, |
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[MIXER_DIGITAL_IO_S] = { |
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.ctl = 0, |
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.name = "Digit-IO Playback Switch", |
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}, |
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}; |
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static void |
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ct_mixer_recording_select(struct ct_mixer *mixer, enum CT_AMIXER_CTL type); |
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static void |
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ct_mixer_recording_unselect(struct ct_mixer *mixer, enum CT_AMIXER_CTL type); |
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/* FIXME: this static looks like it would fail if more than one card was */ |
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/* installed. */ |
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static struct snd_kcontrol *kctls[2] = {NULL}; |
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static enum CT_AMIXER_CTL get_amixer_index(enum CTALSA_MIXER_CTL alsa_index) |
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{ |
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switch (alsa_index) { |
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case MIXER_MASTER_P: return AMIXER_MASTER_F; |
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case MIXER_MASTER_C: return AMIXER_MASTER_F_C; |
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case MIXER_PCM_P: return AMIXER_PCM_F; |
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case MIXER_PCM_C: |
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case MIXER_PCM_C_S: return AMIXER_PCM_F_C; |
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case MIXER_LINEIN_P: return AMIXER_LINEIN; |
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case MIXER_LINEIN_C: |
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case MIXER_LINEIN_C_S: return AMIXER_LINEIN_C; |
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case MIXER_MIC_P: return AMIXER_MIC; |
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case MIXER_MIC_C: |
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case MIXER_MIC_C_S: return AMIXER_MIC_C; |
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case MIXER_SPDIFI_P: return AMIXER_SPDIFI; |
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case MIXER_SPDIFI_C: |
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case MIXER_SPDIFI_C_S: return AMIXER_SPDIFI_C; |
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case MIXER_SPDIFO_P: return AMIXER_SPDIFO; |
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case MIXER_WAVEF_P: return AMIXER_WAVE_F; |
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case MIXER_WAVES_P: return AMIXER_WAVE_S; |
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case MIXER_WAVEC_P: return AMIXER_WAVE_C; |
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case MIXER_WAVER_P: return AMIXER_WAVE_R; |
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default: return NUM_CT_AMIXERS; |
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} |
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} |
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static enum CT_AMIXER_CTL get_recording_amixer(enum CT_AMIXER_CTL index) |
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{ |
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switch (index) { |
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case AMIXER_MASTER_F: return AMIXER_MASTER_F_C; |
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case AMIXER_PCM_F: return AMIXER_PCM_F_C; |
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case AMIXER_SPDIFI: return AMIXER_SPDIFI_C; |
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case AMIXER_LINEIN: return AMIXER_LINEIN_C; |
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case AMIXER_MIC: return AMIXER_MIC_C; |
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default: return NUM_CT_AMIXERS; |
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} |
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} |
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static unsigned char |
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get_switch_state(struct ct_mixer *mixer, enum CTALSA_MIXER_CTL type) |
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{ |
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return (mixer->switch_state & (0x1 << (type - SWH_MIXER_START))) |
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? 1 : 0; |
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} |
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static void |
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set_switch_state(struct ct_mixer *mixer, |
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enum CTALSA_MIXER_CTL type, unsigned char state) |
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{ |
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if (state) |
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mixer->switch_state |= (0x1 << (type - SWH_MIXER_START)); |
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else |
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mixer->switch_state &= ~(0x1 << (type - SWH_MIXER_START)); |
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} |
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#if 0 /* not used */ |
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/* Map integer value ranging from 0 to 65535 to 14-bit float value ranging |
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* from 2^-6 to (1+1023/1024) */ |
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static unsigned int uint16_to_float14(unsigned int x) |
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{ |
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unsigned int i; |
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if (x < 17) |
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return 0; |
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x *= 2031; |
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x /= 65535; |
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x += 16; |
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/* i <= 6 */ |
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for (i = 0; !(x & 0x400); i++) |
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x <<= 1; |
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x = (((7 - i) & 0x7) << 10) | (x & 0x3ff); |
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return x; |
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} |
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static unsigned int float14_to_uint16(unsigned int x) |
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{ |
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unsigned int e; |
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if (!x) |
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return x; |
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e = (x >> 10) & 0x7; |
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x &= 0x3ff; |
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x += 1024; |
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x >>= (7 - e); |
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x -= 16; |
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x *= 65535; |
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x /= 2031; |
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return x; |
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} |
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#endif /* not used */ |
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#define VOL_SCALE 0x1c |
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#define VOL_MAX 0x100 |
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static const DECLARE_TLV_DB_SCALE(ct_vol_db_scale, -6400, 25, 1); |
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static int ct_alsa_mix_volume_info(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_info *uinfo) |
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{ |
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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 = VOL_MAX; |
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return 0; |
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} |
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static int ct_alsa_mix_volume_get(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct ct_atc *atc = snd_kcontrol_chip(kcontrol); |
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enum CT_AMIXER_CTL type = get_amixer_index(kcontrol->private_value); |
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struct amixer *amixer; |
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int i, val; |
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for (i = 0; i < 2; i++) { |
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amixer = ((struct ct_mixer *)atc->mixer)-> |
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amixers[type*CHN_NUM+i]; |
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val = amixer->ops->get_scale(amixer) / VOL_SCALE; |
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if (val < 0) |
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val = 0; |
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else if (val > VOL_MAX) |
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val = VOL_MAX; |
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ucontrol->value.integer.value[i] = val; |
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} |
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return 0; |
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} |
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static int ct_alsa_mix_volume_put(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct ct_atc *atc = snd_kcontrol_chip(kcontrol); |
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struct ct_mixer *mixer = atc->mixer; |
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enum CT_AMIXER_CTL type = get_amixer_index(kcontrol->private_value); |
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struct amixer *amixer; |
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int i, j, val, oval, change = 0; |
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for (i = 0; i < 2; i++) { |
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val = ucontrol->value.integer.value[i]; |
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if (val < 0) |
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val = 0; |
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else if (val > VOL_MAX) |
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val = VOL_MAX; |
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val *= VOL_SCALE; |
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amixer = mixer->amixers[type*CHN_NUM+i]; |
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oval = amixer->ops->get_scale(amixer); |
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if (val != oval) { |
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amixer->ops->set_scale(amixer, val); |
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amixer->ops->commit_write(amixer); |
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change = 1; |
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/* Synchronize Master/PCM playback AMIXERs. */ |
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if (AMIXER_MASTER_F == type || AMIXER_PCM_F == type) { |
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for (j = 1; j < 4; j++) { |
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amixer = mixer-> |
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amixers[(type+j)*CHN_NUM+i]; |
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amixer->ops->set_scale(amixer, val); |
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amixer->ops->commit_write(amixer); |
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} |
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} |
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} |
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} |
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return change; |
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} |
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static struct snd_kcontrol_new vol_ctl = { |
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.access = SNDRV_CTL_ELEM_ACCESS_READWRITE | |
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SNDRV_CTL_ELEM_ACCESS_TLV_READ, |
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.iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
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.info = ct_alsa_mix_volume_info, |
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.get = ct_alsa_mix_volume_get, |
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.put = ct_alsa_mix_volume_put, |
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.tlv = { .p = ct_vol_db_scale }, |
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}; |
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static int output_switch_info(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_info *info) |
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{ |
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static const char *const names[3] = { |
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"FP Headphones", "Headphones", "Speakers" |
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}; |
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return snd_ctl_enum_info(info, 1, 3, names); |
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} |
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static int output_switch_get(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct ct_atc *atc = snd_kcontrol_chip(kcontrol); |
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ucontrol->value.enumerated.item[0] = atc->output_switch_get(atc); |
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return 0; |
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} |
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static int output_switch_put(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct ct_atc *atc = 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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return atc->output_switch_put(atc, ucontrol->value.enumerated.item[0]); |
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} |
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static struct snd_kcontrol_new output_ctl = { |
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.iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
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.name = "Analog Output Playback Enum", |
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.info = output_switch_info, |
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.get = output_switch_get, |
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.put = output_switch_put, |
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}; |
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static int mic_source_switch_info(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_info *info) |
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{ |
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static const char *const names[3] = { |
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"Mic", "FP Mic", "Aux" |
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}; |
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return snd_ctl_enum_info(info, 1, 3, names); |
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} |
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static int mic_source_switch_get(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct ct_atc *atc = snd_kcontrol_chip(kcontrol); |
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ucontrol->value.enumerated.item[0] = atc->mic_source_switch_get(atc); |
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return 0; |
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} |
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static int mic_source_switch_put(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct ct_atc *atc = 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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return atc->mic_source_switch_put(atc, |
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ucontrol->value.enumerated.item[0]); |
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} |
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static struct snd_kcontrol_new mic_source_ctl = { |
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.iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
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.name = "Mic Source Capture Enum", |
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.info = mic_source_switch_info, |
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.get = mic_source_switch_get, |
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.put = mic_source_switch_put, |
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}; |
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|
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static void |
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do_line_mic_switch(struct ct_atc *atc, enum CTALSA_MIXER_CTL type) |
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{ |
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|
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if (MIXER_LINEIN_C_S == type) { |
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atc->select_line_in(atc); |
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set_switch_state(atc->mixer, MIXER_MIC_C_S, 0); |
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snd_ctl_notify(atc->card, SNDRV_CTL_EVENT_MASK_VALUE, |
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&kctls[1]->id); |
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} else if (MIXER_MIC_C_S == type) { |
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atc->select_mic_in(atc); |
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set_switch_state(atc->mixer, MIXER_LINEIN_C_S, 0); |
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snd_ctl_notify(atc->card, SNDRV_CTL_EVENT_MASK_VALUE, |
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&kctls[0]->id); |
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} |
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} |
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|
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static void |
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do_digit_io_switch(struct ct_atc *atc, int state) |
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{ |
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struct ct_mixer *mixer = atc->mixer; |
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|
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if (state) { |
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atc->select_digit_io(atc); |
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atc->spdif_out_unmute(atc, |
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get_switch_state(mixer, MIXER_SPDIFO_P_S)); |
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atc->spdif_in_unmute(atc, 1); |
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atc->line_in_unmute(atc, 0); |
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return; |
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} |
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|
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if (get_switch_state(mixer, MIXER_LINEIN_C_S)) |
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atc->select_line_in(atc); |
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else if (get_switch_state(mixer, MIXER_MIC_C_S)) |
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atc->select_mic_in(atc); |
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|
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atc->spdif_out_unmute(atc, 0); |
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atc->spdif_in_unmute(atc, 0); |
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atc->line_in_unmute(atc, 1); |
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return; |
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} |
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|
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static void do_switch(struct ct_atc *atc, enum CTALSA_MIXER_CTL type, int state) |
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{ |
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struct ct_mixer *mixer = atc->mixer; |
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struct capabilities cap = atc->capabilities(atc); |
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|
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/* Do changes in mixer. */ |
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if ((SWH_CAPTURE_START <= type) && (SWH_CAPTURE_END >= type)) { |
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if (state) { |
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ct_mixer_recording_select(mixer, |
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get_amixer_index(type)); |
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} else { |
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ct_mixer_recording_unselect(mixer, |
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get_amixer_index(type)); |
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} |
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} |
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/* Do changes out of mixer. */ |
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if (!cap.dedicated_mic && |
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(MIXER_LINEIN_C_S == type || MIXER_MIC_C_S == type)) { |
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if (state) |
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do_line_mic_switch(atc, type); |
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atc->line_in_unmute(atc, state); |
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} else if (cap.dedicated_mic && (MIXER_LINEIN_C_S == type)) |
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atc->line_in_unmute(atc, state); |
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else if (cap.dedicated_mic && (MIXER_MIC_C_S == type)) |
|
atc->mic_unmute(atc, state); |
|
else if (MIXER_SPDIFI_C_S == type) |
|
atc->spdif_in_unmute(atc, state); |
|
else if (MIXER_WAVEF_P_S == type) |
|
atc->line_front_unmute(atc, state); |
|
else if (MIXER_WAVES_P_S == type) |
|
atc->line_surround_unmute(atc, state); |
|
else if (MIXER_WAVEC_P_S == type) |
|
atc->line_clfe_unmute(atc, state); |
|
else if (MIXER_WAVER_P_S == type) |
|
atc->line_rear_unmute(atc, state); |
|
else if (MIXER_SPDIFO_P_S == type) |
|
atc->spdif_out_unmute(atc, state); |
|
else if (MIXER_DIGITAL_IO_S == type) |
|
do_digit_io_switch(atc, state); |
|
|
|
return; |
|
} |
|
|
|
static int ct_alsa_mix_switch_info(struct snd_kcontrol *kcontrol, |
|
struct snd_ctl_elem_info *uinfo) |
|
{ |
|
uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; |
|
uinfo->count = 1; |
|
uinfo->value.integer.min = 0; |
|
uinfo->value.integer.max = 1; |
|
uinfo->value.integer.step = 1; |
|
|
|
return 0; |
|
} |
|
|
|
static int ct_alsa_mix_switch_get(struct snd_kcontrol *kcontrol, |
|
struct snd_ctl_elem_value *ucontrol) |
|
{ |
|
struct ct_mixer *mixer = |
|
((struct ct_atc *)snd_kcontrol_chip(kcontrol))->mixer; |
|
enum CTALSA_MIXER_CTL type = kcontrol->private_value; |
|
|
|
ucontrol->value.integer.value[0] = get_switch_state(mixer, type); |
|
return 0; |
|
} |
|
|
|
static int ct_alsa_mix_switch_put(struct snd_kcontrol *kcontrol, |
|
struct snd_ctl_elem_value *ucontrol) |
|
{ |
|
struct ct_atc *atc = snd_kcontrol_chip(kcontrol); |
|
struct ct_mixer *mixer = atc->mixer; |
|
enum CTALSA_MIXER_CTL type = kcontrol->private_value; |
|
int state; |
|
|
|
state = ucontrol->value.integer.value[0]; |
|
if (get_switch_state(mixer, type) == state) |
|
return 0; |
|
|
|
set_switch_state(mixer, type, state); |
|
do_switch(atc, type, state); |
|
|
|
return 1; |
|
} |
|
|
|
static struct snd_kcontrol_new swh_ctl = { |
|
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE, |
|
.iface = SNDRV_CTL_ELEM_IFACE_MIXER, |
|
.info = ct_alsa_mix_switch_info, |
|
.get = ct_alsa_mix_switch_get, |
|
.put = ct_alsa_mix_switch_put |
|
}; |
|
|
|
static int ct_spdif_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 ct_spdif_get_mask(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 ct_spdif_get(struct snd_kcontrol *kcontrol, |
|
struct snd_ctl_elem_value *ucontrol) |
|
{ |
|
struct ct_atc *atc = snd_kcontrol_chip(kcontrol); |
|
unsigned int status; |
|
|
|
atc->spdif_out_get_status(atc, &status); |
|
|
|
if (status == 0) |
|
status = SNDRV_PCM_DEFAULT_CON_SPDIF; |
|
|
|
ucontrol->value.iec958.status[0] = (status >> 0) & 0xff; |
|
ucontrol->value.iec958.status[1] = (status >> 8) & 0xff; |
|
ucontrol->value.iec958.status[2] = (status >> 16) & 0xff; |
|
ucontrol->value.iec958.status[3] = (status >> 24) & 0xff; |
|
|
|
return 0; |
|
} |
|
|
|
static int ct_spdif_put(struct snd_kcontrol *kcontrol, |
|
struct snd_ctl_elem_value *ucontrol) |
|
{ |
|
struct ct_atc *atc = snd_kcontrol_chip(kcontrol); |
|
int change; |
|
unsigned int status, old_status; |
|
|
|
status = (ucontrol->value.iec958.status[0] << 0) | |
|
(ucontrol->value.iec958.status[1] << 8) | |
|
(ucontrol->value.iec958.status[2] << 16) | |
|
(ucontrol->value.iec958.status[3] << 24); |
|
|
|
atc->spdif_out_get_status(atc, &old_status); |
|
change = (old_status != status); |
|
if (change) |
|
atc->spdif_out_set_status(atc, status); |
|
|
|
return change; |
|
} |
|
|
|
static struct snd_kcontrol_new iec958_mask_ctl = { |
|
.access = SNDRV_CTL_ELEM_ACCESS_READ, |
|
.iface = SNDRV_CTL_ELEM_IFACE_PCM, |
|
.name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, MASK), |
|
.count = 1, |
|
.info = ct_spdif_info, |
|
.get = ct_spdif_get_mask, |
|
.private_value = MIXER_IEC958_MASK |
|
}; |
|
|
|
static struct snd_kcontrol_new iec958_default_ctl = { |
|
.iface = SNDRV_CTL_ELEM_IFACE_PCM, |
|
.name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT), |
|
.count = 1, |
|
.info = ct_spdif_info, |
|
.get = ct_spdif_get, |
|
.put = ct_spdif_put, |
|
.private_value = MIXER_IEC958_DEFAULT |
|
}; |
|
|
|
static struct snd_kcontrol_new iec958_ctl = { |
|
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE, |
|
.iface = SNDRV_CTL_ELEM_IFACE_PCM, |
|
.name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, PCM_STREAM), |
|
.count = 1, |
|
.info = ct_spdif_info, |
|
.get = ct_spdif_get, |
|
.put = ct_spdif_put, |
|
.private_value = MIXER_IEC958_STREAM |
|
}; |
|
|
|
#define NUM_IEC958_CTL 3 |
|
|
|
static int |
|
ct_mixer_kcontrol_new(struct ct_mixer *mixer, struct snd_kcontrol_new *new) |
|
{ |
|
struct snd_kcontrol *kctl; |
|
int err; |
|
|
|
kctl = snd_ctl_new1(new, mixer->atc); |
|
if (!kctl) |
|
return -ENOMEM; |
|
|
|
if (SNDRV_CTL_ELEM_IFACE_PCM == kctl->id.iface) |
|
kctl->id.device = IEC958; |
|
|
|
err = snd_ctl_add(mixer->atc->card, kctl); |
|
if (err) |
|
return err; |
|
|
|
switch (new->private_value) { |
|
case MIXER_LINEIN_C_S: |
|
kctls[0] = kctl; break; |
|
case MIXER_MIC_C_S: |
|
kctls[1] = kctl; break; |
|
default: |
|
break; |
|
} |
|
|
|
return 0; |
|
} |
|
|
|
static int ct_mixer_kcontrols_create(struct ct_mixer *mixer) |
|
{ |
|
enum CTALSA_MIXER_CTL type; |
|
struct ct_atc *atc = mixer->atc; |
|
struct capabilities cap = atc->capabilities(atc); |
|
int err; |
|
|
|
/* Create snd kcontrol instances on demand */ |
|
for (type = VOL_MIXER_START; type <= VOL_MIXER_END; type++) { |
|
if (ct_kcontrol_init_table[type].ctl) { |
|
vol_ctl.name = ct_kcontrol_init_table[type].name; |
|
vol_ctl.private_value = (unsigned long)type; |
|
err = ct_mixer_kcontrol_new(mixer, &vol_ctl); |
|
if (err) |
|
return err; |
|
} |
|
} |
|
|
|
ct_kcontrol_init_table[MIXER_DIGITAL_IO_S].ctl = cap.digit_io_switch; |
|
|
|
for (type = SWH_MIXER_START; type <= SWH_MIXER_END; type++) { |
|
if (ct_kcontrol_init_table[type].ctl) { |
|
swh_ctl.name = ct_kcontrol_init_table[type].name; |
|
swh_ctl.private_value = (unsigned long)type; |
|
err = ct_mixer_kcontrol_new(mixer, &swh_ctl); |
|
if (err) |
|
return err; |
|
} |
|
} |
|
|
|
err = ct_mixer_kcontrol_new(mixer, &iec958_mask_ctl); |
|
if (err) |
|
return err; |
|
|
|
err = ct_mixer_kcontrol_new(mixer, &iec958_default_ctl); |
|
if (err) |
|
return err; |
|
|
|
err = ct_mixer_kcontrol_new(mixer, &iec958_ctl); |
|
if (err) |
|
return err; |
|
|
|
if (cap.output_switch) { |
|
err = ct_mixer_kcontrol_new(mixer, &output_ctl); |
|
if (err) |
|
return err; |
|
} |
|
|
|
if (cap.mic_source_switch) { |
|
err = ct_mixer_kcontrol_new(mixer, &mic_source_ctl); |
|
if (err) |
|
return err; |
|
} |
|
atc->line_front_unmute(atc, 1); |
|
set_switch_state(mixer, MIXER_WAVEF_P_S, 1); |
|
atc->line_surround_unmute(atc, 0); |
|
set_switch_state(mixer, MIXER_WAVES_P_S, 0); |
|
atc->line_clfe_unmute(atc, 0); |
|
set_switch_state(mixer, MIXER_WAVEC_P_S, 0); |
|
atc->line_rear_unmute(atc, 0); |
|
set_switch_state(mixer, MIXER_WAVER_P_S, 0); |
|
atc->spdif_out_unmute(atc, 0); |
|
set_switch_state(mixer, MIXER_SPDIFO_P_S, 0); |
|
atc->line_in_unmute(atc, 0); |
|
if (cap.dedicated_mic) |
|
atc->mic_unmute(atc, 0); |
|
atc->spdif_in_unmute(atc, 0); |
|
set_switch_state(mixer, MIXER_PCM_C_S, 0); |
|
set_switch_state(mixer, MIXER_LINEIN_C_S, 0); |
|
set_switch_state(mixer, MIXER_SPDIFI_C_S, 0); |
|
|
|
return 0; |
|
} |
|
|
|
static void |
|
ct_mixer_recording_select(struct ct_mixer *mixer, enum CT_AMIXER_CTL type) |
|
{ |
|
struct amixer *amix_d; |
|
struct sum *sum_c; |
|
int i; |
|
|
|
for (i = 0; i < 2; i++) { |
|
amix_d = mixer->amixers[type*CHN_NUM+i]; |
|
sum_c = mixer->sums[SUM_IN_F_C*CHN_NUM+i]; |
|
amix_d->ops->set_sum(amix_d, sum_c); |
|
amix_d->ops->commit_write(amix_d); |
|
} |
|
} |
|
|
|
static void |
|
ct_mixer_recording_unselect(struct ct_mixer *mixer, enum CT_AMIXER_CTL type) |
|
{ |
|
struct amixer *amix_d; |
|
int i; |
|
|
|
for (i = 0; i < 2; i++) { |
|
amix_d = mixer->amixers[type*CHN_NUM+i]; |
|
amix_d->ops->set_sum(amix_d, NULL); |
|
amix_d->ops->commit_write(amix_d); |
|
} |
|
} |
|
|
|
static int ct_mixer_get_resources(struct ct_mixer *mixer) |
|
{ |
|
struct sum_mgr *sum_mgr; |
|
struct sum *sum; |
|
struct sum_desc sum_desc = {0}; |
|
struct amixer_mgr *amixer_mgr; |
|
struct amixer *amixer; |
|
struct amixer_desc am_desc = {0}; |
|
int err; |
|
int i; |
|
|
|
/* Allocate sum resources for mixer obj */ |
|
sum_mgr = (struct sum_mgr *)mixer->atc->rsc_mgrs[SUM]; |
|
sum_desc.msr = mixer->atc->msr; |
|
for (i = 0; i < (NUM_CT_SUMS * CHN_NUM); i++) { |
|
err = sum_mgr->get_sum(sum_mgr, &sum_desc, &sum); |
|
if (err) { |
|
dev_err(mixer->atc->card->dev, |
|
"Failed to get sum resources for front output!\n"); |
|
break; |
|
} |
|
mixer->sums[i] = sum; |
|
} |
|
if (err) |
|
goto error1; |
|
|
|
/* Allocate amixer resources for mixer obj */ |
|
amixer_mgr = (struct amixer_mgr *)mixer->atc->rsc_mgrs[AMIXER]; |
|
am_desc.msr = mixer->atc->msr; |
|
for (i = 0; i < (NUM_CT_AMIXERS * CHN_NUM); i++) { |
|
err = amixer_mgr->get_amixer(amixer_mgr, &am_desc, &amixer); |
|
if (err) { |
|
dev_err(mixer->atc->card->dev, |
|
"Failed to get amixer resources for mixer obj!\n"); |
|
break; |
|
} |
|
mixer->amixers[i] = amixer; |
|
} |
|
if (err) |
|
goto error2; |
|
|
|
return 0; |
|
|
|
error2: |
|
for (i = 0; i < (NUM_CT_AMIXERS * CHN_NUM); i++) { |
|
if (NULL != mixer->amixers[i]) { |
|
amixer = mixer->amixers[i]; |
|
amixer_mgr->put_amixer(amixer_mgr, amixer); |
|
mixer->amixers[i] = NULL; |
|
} |
|
} |
|
error1: |
|
for (i = 0; i < (NUM_CT_SUMS * CHN_NUM); i++) { |
|
if (NULL != mixer->sums[i]) { |
|
sum_mgr->put_sum(sum_mgr, (struct sum *)mixer->sums[i]); |
|
mixer->sums[i] = NULL; |
|
} |
|
} |
|
|
|
return err; |
|
} |
|
|
|
static int ct_mixer_get_mem(struct ct_mixer **rmixer) |
|
{ |
|
struct ct_mixer *mixer; |
|
int err; |
|
|
|
*rmixer = NULL; |
|
/* Allocate mem for mixer obj */ |
|
mixer = kzalloc(sizeof(*mixer), GFP_KERNEL); |
|
if (!mixer) |
|
return -ENOMEM; |
|
|
|
mixer->amixers = kcalloc(NUM_CT_AMIXERS * CHN_NUM, sizeof(void *), |
|
GFP_KERNEL); |
|
if (!mixer->amixers) { |
|
err = -ENOMEM; |
|
goto error1; |
|
} |
|
mixer->sums = kcalloc(NUM_CT_SUMS * CHN_NUM, sizeof(void *), |
|
GFP_KERNEL); |
|
if (!mixer->sums) { |
|
err = -ENOMEM; |
|
goto error2; |
|
} |
|
|
|
*rmixer = mixer; |
|
return 0; |
|
|
|
error2: |
|
kfree(mixer->amixers); |
|
error1: |
|
kfree(mixer); |
|
return err; |
|
} |
|
|
|
static int ct_mixer_topology_build(struct ct_mixer *mixer) |
|
{ |
|
struct sum *sum; |
|
struct amixer *amix_d, *amix_s; |
|
enum CT_AMIXER_CTL i, j; |
|
enum CT_SUM_CTL k; |
|
|
|
/* Build topology from destination to source */ |
|
|
|
/* Set up Master mixer */ |
|
for (i = AMIXER_MASTER_F, k = SUM_IN_F; |
|
i <= AMIXER_MASTER_S; i++, k++) { |
|
amix_d = mixer->amixers[i*CHN_NUM]; |
|
sum = mixer->sums[k*CHN_NUM]; |
|
amix_d->ops->setup(amix_d, &sum->rsc, INIT_VOL, NULL); |
|
amix_d = mixer->amixers[i*CHN_NUM+1]; |
|
sum = mixer->sums[k*CHN_NUM+1]; |
|
amix_d->ops->setup(amix_d, &sum->rsc, INIT_VOL, NULL); |
|
} |
|
|
|
/* Set up Wave-out mixer */ |
|
for (i = AMIXER_WAVE_F, j = AMIXER_MASTER_F; |
|
i <= AMIXER_WAVE_S; i++, j++) { |
|
amix_d = mixer->amixers[i*CHN_NUM]; |
|
amix_s = mixer->amixers[j*CHN_NUM]; |
|
amix_d->ops->setup(amix_d, &amix_s->rsc, INIT_VOL, NULL); |
|
amix_d = mixer->amixers[i*CHN_NUM+1]; |
|
amix_s = mixer->amixers[j*CHN_NUM+1]; |
|
amix_d->ops->setup(amix_d, &amix_s->rsc, INIT_VOL, NULL); |
|
} |
|
|
|
/* Set up S/PDIF-out mixer */ |
|
amix_d = mixer->amixers[AMIXER_SPDIFO*CHN_NUM]; |
|
amix_s = mixer->amixers[AMIXER_MASTER_F*CHN_NUM]; |
|
amix_d->ops->setup(amix_d, &amix_s->rsc, INIT_VOL, NULL); |
|
amix_d = mixer->amixers[AMIXER_SPDIFO*CHN_NUM+1]; |
|
amix_s = mixer->amixers[AMIXER_MASTER_F*CHN_NUM+1]; |
|
amix_d->ops->setup(amix_d, &amix_s->rsc, INIT_VOL, NULL); |
|
|
|
/* Set up PCM-in mixer */ |
|
for (i = AMIXER_PCM_F, k = SUM_IN_F; i <= AMIXER_PCM_S; i++, k++) { |
|
amix_d = mixer->amixers[i*CHN_NUM]; |
|
sum = mixer->sums[k*CHN_NUM]; |
|
amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum); |
|
amix_d = mixer->amixers[i*CHN_NUM+1]; |
|
sum = mixer->sums[k*CHN_NUM+1]; |
|
amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum); |
|
} |
|
|
|
/* Set up Line-in mixer */ |
|
amix_d = mixer->amixers[AMIXER_LINEIN*CHN_NUM]; |
|
sum = mixer->sums[SUM_IN_F*CHN_NUM]; |
|
amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum); |
|
amix_d = mixer->amixers[AMIXER_LINEIN*CHN_NUM+1]; |
|
sum = mixer->sums[SUM_IN_F*CHN_NUM+1]; |
|
amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum); |
|
|
|
/* Set up Mic-in mixer */ |
|
amix_d = mixer->amixers[AMIXER_MIC*CHN_NUM]; |
|
sum = mixer->sums[SUM_IN_F*CHN_NUM]; |
|
amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum); |
|
amix_d = mixer->amixers[AMIXER_MIC*CHN_NUM+1]; |
|
sum = mixer->sums[SUM_IN_F*CHN_NUM+1]; |
|
amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum); |
|
|
|
/* Set up S/PDIF-in mixer */ |
|
amix_d = mixer->amixers[AMIXER_SPDIFI*CHN_NUM]; |
|
sum = mixer->sums[SUM_IN_F*CHN_NUM]; |
|
amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum); |
|
amix_d = mixer->amixers[AMIXER_SPDIFI*CHN_NUM+1]; |
|
sum = mixer->sums[SUM_IN_F*CHN_NUM+1]; |
|
amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum); |
|
|
|
/* Set up Master recording mixer */ |
|
amix_d = mixer->amixers[AMIXER_MASTER_F_C*CHN_NUM]; |
|
sum = mixer->sums[SUM_IN_F_C*CHN_NUM]; |
|
amix_d->ops->setup(amix_d, &sum->rsc, INIT_VOL, NULL); |
|
amix_d = mixer->amixers[AMIXER_MASTER_F_C*CHN_NUM+1]; |
|
sum = mixer->sums[SUM_IN_F_C*CHN_NUM+1]; |
|
amix_d->ops->setup(amix_d, &sum->rsc, INIT_VOL, NULL); |
|
|
|
/* Set up PCM-in recording mixer */ |
|
amix_d = mixer->amixers[AMIXER_PCM_F_C*CHN_NUM]; |
|
sum = mixer->sums[SUM_IN_F_C*CHN_NUM]; |
|
amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum); |
|
amix_d = mixer->amixers[AMIXER_PCM_F_C*CHN_NUM+1]; |
|
sum = mixer->sums[SUM_IN_F_C*CHN_NUM+1]; |
|
amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum); |
|
|
|
/* Set up Line-in recording mixer */ |
|
amix_d = mixer->amixers[AMIXER_LINEIN_C*CHN_NUM]; |
|
sum = mixer->sums[SUM_IN_F_C*CHN_NUM]; |
|
amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum); |
|
amix_d = mixer->amixers[AMIXER_LINEIN_C*CHN_NUM+1]; |
|
sum = mixer->sums[SUM_IN_F_C*CHN_NUM+1]; |
|
amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum); |
|
|
|
/* Set up Mic-in recording mixer */ |
|
amix_d = mixer->amixers[AMIXER_MIC_C*CHN_NUM]; |
|
sum = mixer->sums[SUM_IN_F_C*CHN_NUM]; |
|
amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum); |
|
amix_d = mixer->amixers[AMIXER_MIC_C*CHN_NUM+1]; |
|
sum = mixer->sums[SUM_IN_F_C*CHN_NUM+1]; |
|
amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum); |
|
|
|
/* Set up S/PDIF-in recording mixer */ |
|
amix_d = mixer->amixers[AMIXER_SPDIFI_C*CHN_NUM]; |
|
sum = mixer->sums[SUM_IN_F_C*CHN_NUM]; |
|
amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum); |
|
amix_d = mixer->amixers[AMIXER_SPDIFI_C*CHN_NUM+1]; |
|
sum = mixer->sums[SUM_IN_F_C*CHN_NUM+1]; |
|
amix_d->ops->setup(amix_d, NULL, INIT_VOL, sum); |
|
|
|
return 0; |
|
} |
|
|
|
static int mixer_set_input_port(struct amixer *amixer, struct rsc *rsc) |
|
{ |
|
amixer->ops->set_input(amixer, rsc); |
|
amixer->ops->commit_write(amixer); |
|
|
|
return 0; |
|
} |
|
|
|
static enum CT_AMIXER_CTL port_to_amixer(enum MIXER_PORT_T type) |
|
{ |
|
switch (type) { |
|
case MIX_WAVE_FRONT: return AMIXER_WAVE_F; |
|
case MIX_WAVE_SURROUND: return AMIXER_WAVE_S; |
|
case MIX_WAVE_CENTLFE: return AMIXER_WAVE_C; |
|
case MIX_WAVE_REAR: return AMIXER_WAVE_R; |
|
case MIX_PCMO_FRONT: return AMIXER_MASTER_F_C; |
|
case MIX_SPDIF_OUT: return AMIXER_SPDIFO; |
|
case MIX_LINE_IN: return AMIXER_LINEIN; |
|
case MIX_MIC_IN: return AMIXER_MIC; |
|
case MIX_SPDIF_IN: return AMIXER_SPDIFI; |
|
case MIX_PCMI_FRONT: return AMIXER_PCM_F; |
|
case MIX_PCMI_SURROUND: return AMIXER_PCM_S; |
|
case MIX_PCMI_CENTLFE: return AMIXER_PCM_C; |
|
case MIX_PCMI_REAR: return AMIXER_PCM_R; |
|
default: return 0; |
|
} |
|
} |
|
|
|
static int mixer_get_output_ports(struct ct_mixer *mixer, |
|
enum MIXER_PORT_T type, |
|
struct rsc **rleft, struct rsc **rright) |
|
{ |
|
enum CT_AMIXER_CTL amix = port_to_amixer(type); |
|
|
|
if (NULL != rleft) |
|
*rleft = &((struct amixer *)mixer->amixers[amix*CHN_NUM])->rsc; |
|
|
|
if (NULL != rright) |
|
*rright = |
|
&((struct amixer *)mixer->amixers[amix*CHN_NUM+1])->rsc; |
|
|
|
return 0; |
|
} |
|
|
|
static int mixer_set_input_left(struct ct_mixer *mixer, |
|
enum MIXER_PORT_T type, struct rsc *rsc) |
|
{ |
|
enum CT_AMIXER_CTL amix = port_to_amixer(type); |
|
|
|
mixer_set_input_port(mixer->amixers[amix*CHN_NUM], rsc); |
|
amix = get_recording_amixer(amix); |
|
if (amix < NUM_CT_AMIXERS) |
|
mixer_set_input_port(mixer->amixers[amix*CHN_NUM], rsc); |
|
|
|
return 0; |
|
} |
|
|
|
static int |
|
mixer_set_input_right(struct ct_mixer *mixer, |
|
enum MIXER_PORT_T type, struct rsc *rsc) |
|
{ |
|
enum CT_AMIXER_CTL amix = port_to_amixer(type); |
|
|
|
mixer_set_input_port(mixer->amixers[amix*CHN_NUM+1], rsc); |
|
amix = get_recording_amixer(amix); |
|
if (amix < NUM_CT_AMIXERS) |
|
mixer_set_input_port(mixer->amixers[amix*CHN_NUM+1], rsc); |
|
|
|
return 0; |
|
} |
|
|
|
#ifdef CONFIG_PM_SLEEP |
|
static int mixer_resume(struct ct_mixer *mixer) |
|
{ |
|
int i, state; |
|
struct amixer *amixer; |
|
|
|
/* resume topology and volume gain. */ |
|
for (i = 0; i < NUM_CT_AMIXERS*CHN_NUM; i++) { |
|
amixer = mixer->amixers[i]; |
|
amixer->ops->commit_write(amixer); |
|
} |
|
|
|
/* resume switch state. */ |
|
for (i = SWH_MIXER_START; i <= SWH_MIXER_END; i++) { |
|
state = get_switch_state(mixer, i); |
|
do_switch(mixer->atc, i, state); |
|
} |
|
|
|
return 0; |
|
} |
|
#endif |
|
|
|
int ct_mixer_destroy(struct ct_mixer *mixer) |
|
{ |
|
struct sum_mgr *sum_mgr = (struct sum_mgr *)mixer->atc->rsc_mgrs[SUM]; |
|
struct amixer_mgr *amixer_mgr = |
|
(struct amixer_mgr *)mixer->atc->rsc_mgrs[AMIXER]; |
|
struct amixer *amixer; |
|
int i = 0; |
|
|
|
/* Release amixer resources */ |
|
for (i = 0; i < (NUM_CT_AMIXERS * CHN_NUM); i++) { |
|
if (NULL != mixer->amixers[i]) { |
|
amixer = mixer->amixers[i]; |
|
amixer_mgr->put_amixer(amixer_mgr, amixer); |
|
} |
|
} |
|
|
|
/* Release sum resources */ |
|
for (i = 0; i < (NUM_CT_SUMS * CHN_NUM); i++) { |
|
if (NULL != mixer->sums[i]) |
|
sum_mgr->put_sum(sum_mgr, (struct sum *)mixer->sums[i]); |
|
} |
|
|
|
/* Release mem assigned to mixer object */ |
|
kfree(mixer->sums); |
|
kfree(mixer->amixers); |
|
kfree(mixer); |
|
|
|
return 0; |
|
} |
|
|
|
int ct_mixer_create(struct ct_atc *atc, struct ct_mixer **rmixer) |
|
{ |
|
struct ct_mixer *mixer; |
|
int err; |
|
|
|
*rmixer = NULL; |
|
|
|
/* Allocate mem for mixer obj */ |
|
err = ct_mixer_get_mem(&mixer); |
|
if (err) |
|
return err; |
|
|
|
mixer->switch_state = 0; |
|
mixer->atc = atc; |
|
/* Set operations */ |
|
mixer->get_output_ports = mixer_get_output_ports; |
|
mixer->set_input_left = mixer_set_input_left; |
|
mixer->set_input_right = mixer_set_input_right; |
|
#ifdef CONFIG_PM_SLEEP |
|
mixer->resume = mixer_resume; |
|
#endif |
|
|
|
/* Allocate chip resources for mixer obj */ |
|
err = ct_mixer_get_resources(mixer); |
|
if (err) |
|
goto error; |
|
|
|
/* Build internal mixer topology */ |
|
ct_mixer_topology_build(mixer); |
|
|
|
*rmixer = mixer; |
|
|
|
return 0; |
|
|
|
error: |
|
ct_mixer_destroy(mixer); |
|
return err; |
|
} |
|
|
|
int ct_alsa_mix_create(struct ct_atc *atc, |
|
enum CTALSADEVS device, |
|
const char *device_name) |
|
{ |
|
int err; |
|
|
|
/* Create snd kcontrol instances on demand */ |
|
/* vol_ctl.device = swh_ctl.device = device; */ /* better w/ device 0 */ |
|
err = ct_mixer_kcontrols_create((struct ct_mixer *)atc->mixer); |
|
if (err) |
|
return err; |
|
|
|
strcpy(atc->card->mixername, device_name); |
|
|
|
return 0; |
|
}
|
|
|