From 5da95273c2e63c9607652b5e8dd39808b6992d7c Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Mon, 24 Nov 2008 14:06:08 +0100 Subject: ALSA: ca0106 - Add power-management support Added the missing PM support for snd-ca0106 driver. Signed-off-by: Takashi Iwai --- sound/pci/ca0106/ca0106_mixer.c | 182 ++++++++++++++++++++++++++++------------ 1 file changed, 130 insertions(+), 52 deletions(-) (limited to 'sound/pci/ca0106/ca0106_mixer.c') diff --git a/sound/pci/ca0106/ca0106_mixer.c b/sound/pci/ca0106/ca0106_mixer.c index 3025ed1b6e1e..cccc32cdb943 100644 --- a/sound/pci/ca0106/ca0106_mixer.c +++ b/sound/pci/ca0106/ca0106_mixer.c @@ -75,6 +75,84 @@ #include "ca0106.h" +static void ca0106_spdif_enable(struct snd_ca0106 *emu) +{ + unsigned int val; + + if (emu->spdif_enable) { + /* Digital */ + snd_ca0106_ptr_write(emu, SPDIF_SELECT1, 0, 0xf); + snd_ca0106_ptr_write(emu, SPDIF_SELECT2, 0, 0x0b000000); + val = snd_ca0106_ptr_read(emu, CAPTURE_CONTROL, 0) & ~0x1000; + snd_ca0106_ptr_write(emu, CAPTURE_CONTROL, 0, val); + val = inl(emu->port + GPIO) & ~0x101; + outl(val, emu->port + GPIO); + + } else { + /* Analog */ + snd_ca0106_ptr_write(emu, SPDIF_SELECT1, 0, 0xf); + snd_ca0106_ptr_write(emu, SPDIF_SELECT2, 0, 0x000f0000); + val = snd_ca0106_ptr_read(emu, CAPTURE_CONTROL, 0) | 0x1000; + snd_ca0106_ptr_write(emu, CAPTURE_CONTROL, 0, val); + val = inl(emu->port + GPIO) | 0x101; + outl(val, emu->port + GPIO); + } +} + +static void ca0106_set_capture_source(struct snd_ca0106 *emu) +{ + unsigned int val = emu->capture_source; + unsigned int source, mask; + source = (val << 28) | (val << 24) | (val << 20) | (val << 16); + mask = snd_ca0106_ptr_read(emu, CAPTURE_SOURCE, 0) & 0xffff; + snd_ca0106_ptr_write(emu, CAPTURE_SOURCE, 0, source | mask); +} + +static void ca0106_set_i2c_capture_source(struct snd_ca0106 *emu, + unsigned int val, int force) +{ + unsigned int ngain, ogain; + u32 source; + + snd_ca0106_i2c_write(emu, ADC_MUX, 0); /* Mute input */ + ngain = emu->i2c_capture_volume[val][0]; /* Left */ + ogain = emu->i2c_capture_volume[emu->i2c_capture_source][0]; /* Left */ + if (force || ngain != ogain) + snd_ca0106_i2c_write(emu, ADC_ATTEN_ADCL, ngain & 0xff); + ngain = emu->i2c_capture_volume[val][1]; /* Right */ + ogain = emu->i2c_capture_volume[emu->i2c_capture_source][1]; /* Right */ + if (force || ngain != ogain) + snd_ca0106_i2c_write(emu, ADC_ATTEN_ADCR, ngain & 0xff); + source = 1 << val; + snd_ca0106_i2c_write(emu, ADC_MUX, source); /* Set source */ + emu->i2c_capture_source = val; +} + +static void ca0106_set_capture_mic_line_in(struct snd_ca0106 *emu) +{ + u32 tmp; + + if (emu->capture_mic_line_in) { + /* snd_ca0106_i2c_write(emu, ADC_MUX, 0); */ /* Mute input */ + tmp = inl(emu->port+GPIO) & ~0x400; + tmp = tmp | 0x400; + outl(tmp, emu->port+GPIO); + /* snd_ca0106_i2c_write(emu, ADC_MUX, ADC_MUX_MIC); */ + } else { + /* snd_ca0106_i2c_write(emu, ADC_MUX, 0); */ /* Mute input */ + tmp = inl(emu->port+GPIO) & ~0x400; + outl(tmp, emu->port+GPIO); + /* snd_ca0106_i2c_write(emu, ADC_MUX, ADC_MUX_LINEIN); */ + } +} + +static void ca0106_set_spdif_bits(struct snd_ca0106 *emu, int idx) +{ + snd_ca0106_ptr_write(emu, SPCS0 + idx, 0, emu->spdif_bits[idx]); +} + +/* + */ static const DECLARE_TLV_DB_SCALE(snd_ca0106_db_scale1, -5175, 25, 1); static const DECLARE_TLV_DB_SCALE(snd_ca0106_db_scale2, -10350, 50, 1); @@ -95,30 +173,12 @@ static int snd_ca0106_shared_spdif_put(struct snd_kcontrol *kcontrol, struct snd_ca0106 *emu = snd_kcontrol_chip(kcontrol); unsigned int val; int change = 0; - u32 mask; val = !!ucontrol->value.integer.value[0]; change = (emu->spdif_enable != val); if (change) { emu->spdif_enable = val; - if (val) { - /* Digital */ - snd_ca0106_ptr_write(emu, SPDIF_SELECT1, 0, 0xf); - snd_ca0106_ptr_write(emu, SPDIF_SELECT2, 0, 0x0b000000); - snd_ca0106_ptr_write(emu, CAPTURE_CONTROL, 0, - snd_ca0106_ptr_read(emu, CAPTURE_CONTROL, 0) & ~0x1000); - mask = inl(emu->port + GPIO) & ~0x101; - outl(mask, emu->port + GPIO); - - } else { - /* Analog */ - snd_ca0106_ptr_write(emu, SPDIF_SELECT1, 0, 0xf); - snd_ca0106_ptr_write(emu, SPDIF_SELECT2, 0, 0x000f0000); - snd_ca0106_ptr_write(emu, CAPTURE_CONTROL, 0, - snd_ca0106_ptr_read(emu, CAPTURE_CONTROL, 0) | 0x1000); - mask = inl(emu->port + GPIO) | 0x101; - outl(mask, emu->port + GPIO); - } + ca0106_spdif_enable(emu); } return change; } @@ -154,8 +214,6 @@ static int snd_ca0106_capture_source_put(struct snd_kcontrol *kcontrol, struct snd_ca0106 *emu = snd_kcontrol_chip(kcontrol); unsigned int val; int change = 0; - u32 mask; - u32 source; val = ucontrol->value.enumerated.item[0] ; if (val >= 6) @@ -163,9 +221,7 @@ static int snd_ca0106_capture_source_put(struct snd_kcontrol *kcontrol, change = (emu->capture_source != val); if (change) { emu->capture_source = val; - source = (val << 28) | (val << 24) | (val << 20) | (val << 16); - mask = snd_ca0106_ptr_read(emu, CAPTURE_SOURCE, 0) & 0xffff; - snd_ca0106_ptr_write(emu, CAPTURE_SOURCE, 0, source | mask); + ca0106_set_capture_source(emu); } return change; } @@ -200,9 +256,7 @@ static int snd_ca0106_i2c_capture_source_put(struct snd_kcontrol *kcontrol, { struct snd_ca0106 *emu = snd_kcontrol_chip(kcontrol); unsigned int source_id; - unsigned int ngain, ogain; int change = 0; - u32 source; /* If the capture source has changed, * update the capture volume from the cached value * for the particular source. @@ -212,18 +266,7 @@ static int snd_ca0106_i2c_capture_source_put(struct snd_kcontrol *kcontrol, return -EINVAL; change = (emu->i2c_capture_source != source_id); if (change) { - snd_ca0106_i2c_write(emu, ADC_MUX, 0); /* Mute input */ - ngain = emu->i2c_capture_volume[source_id][0]; /* Left */ - ogain = emu->i2c_capture_volume[emu->i2c_capture_source][0]; /* Left */ - if (ngain != ogain) - snd_ca0106_i2c_write(emu, ADC_ATTEN_ADCL, ((ngain) & 0xff)); - ngain = emu->i2c_capture_volume[source_id][1]; /* Left */ - ogain = emu->i2c_capture_volume[emu->i2c_capture_source][1]; /* Left */ - if (ngain != ogain) - snd_ca0106_i2c_write(emu, ADC_ATTEN_ADCR, ((ngain) & 0xff)); - source = 1 << source_id; - snd_ca0106_i2c_write(emu, ADC_MUX, source); /* Set source */ - emu->i2c_capture_source = source_id; + ca0106_set_i2c_capture_source(emu, source_id, 0); } return change; } @@ -271,7 +314,6 @@ static int snd_ca0106_capture_mic_line_in_put(struct snd_kcontrol *kcontrol, struct snd_ca0106 *emu = snd_kcontrol_chip(kcontrol); unsigned int val; int change = 0; - u32 tmp; val = ucontrol->value.enumerated.item[0] ; if (val > 1) @@ -279,18 +321,7 @@ static int snd_ca0106_capture_mic_line_in_put(struct snd_kcontrol *kcontrol, change = (emu->capture_mic_line_in != val); if (change) { emu->capture_mic_line_in = val; - if (val) { - //snd_ca0106_i2c_write(emu, ADC_MUX, 0); /* Mute input */ - tmp = inl(emu->port+GPIO) & ~0x400; - tmp = tmp | 0x400; - outl(tmp, emu->port+GPIO); - //snd_ca0106_i2c_write(emu, ADC_MUX, ADC_MUX_MIC); - } else { - //snd_ca0106_i2c_write(emu, ADC_MUX, 0); /* Mute input */ - tmp = inl(emu->port+GPIO) & ~0x400; - outl(tmp, emu->port+GPIO); - //snd_ca0106_i2c_write(emu, ADC_MUX, ADC_MUX_LINEIN); - } + ca0106_set_capture_mic_line_in(emu); } return change; } @@ -359,8 +390,8 @@ static int snd_ca0106_spdif_put(struct snd_kcontrol *kcontrol, (ucontrol->value.iec958.status[3] << 24); change = val != emu->spdif_bits[idx]; if (change) { - snd_ca0106_ptr_write(emu, SPCS0 + idx, 0, val); emu->spdif_bits[idx] = val; + ca0106_set_spdif_bits(emu, idx); } return change; } @@ -773,3 +804,50 @@ int __devinit snd_ca0106_mixer(struct snd_ca0106 *emu) return 0; } +#ifdef CONFIG_PM +struct ca0106_vol_tbl { + unsigned int reg; + unsigned int channel_id; +}; + +static struct ca0106_vol_tbl saved_volumes[NUM_SAVED_VOLUMES] = { + { CONTROL_FRONT_CHANNEL, PLAYBACK_VOLUME2 }, + { CONTROL_REAR_CHANNEL, PLAYBACK_VOLUME2 }, + { CONTROL_CENTER_LFE_CHANNEL, PLAYBACK_VOLUME2 }, + { CONTROL_UNKNOWN_CHANNEL, PLAYBACK_VOLUME2 }, + { CONTROL_FRONT_CHANNEL, PLAYBACK_VOLUME1 }, + { CONTROL_REAR_CHANNEL, PLAYBACK_VOLUME1 }, + { CONTROL_CENTER_LFE_CHANNEL, PLAYBACK_VOLUME1 }, + { CONTROL_UNKNOWN_CHANNEL, PLAYBACK_VOLUME1 }, + { 1, CAPTURE_CONTROL }, +}; + +void snd_ca0106_mixer_suspend(struct snd_ca0106 *chip) +{ + int i; + + /* save volumes */ + for (i = 0; i < NUM_SAVED_VOLUMES; i++) + chip->saved_vol[i] = + snd_ca0106_ptr_read(chip, saved_volumes[i].reg, + saved_volumes[i].channel_id); +} + +void snd_ca0106_mixer_resume(struct snd_ca0106 *chip) +{ + int i; + + for (i = 0; i < NUM_SAVED_VOLUMES; i++) + snd_ca0106_ptr_write(chip, saved_volumes[i].reg, + saved_volumes[i].channel_id, + chip->saved_vol[i]); + + ca0106_spdif_enable(chip); + ca0106_set_capture_source(chip); + ca0106_set_i2c_capture_source(chip, chip->i2c_capture_source, 1); + for (i = 0; i < 4; i++) + ca0106_set_spdif_bits(chip, i); + if (chip->details->i2c_adc) + ca0106_set_capture_mic_line_in(chip); +} +#endif /* CONFIG_PM */ -- cgit v1.2.3