aureon.c

linux 内核源代码

	ucontrol->value.integer.value[0] = (wm_get(ice, WM_DAC_CTRL2) & 0xf) == 0xf;
	return 0;
}

static int aureon_deemp_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
	int temp, temp2;
	temp2 = temp = wm_get(ice, WM_DAC_CTRL2);
	if (ucontrol->value.integer.value[0])
		temp |= 0xf;
	else
		temp &= ~0xf;
	if (temp != temp2) {
		wm_put(ice, WM_DAC_CTRL2, temp);
		return 1;
	}
	return 0;
}

/*
 * ADC Oversampling
 */
static int aureon_oversampling_info(struct snd_kcontrol *k, struct snd_ctl_elem_info *uinfo)
{
	static const char * const texts[2] = { "128x", "64x"	};

	uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
	uinfo->count = 1;
	uinfo->value.enumerated.items = 2;

	if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
		uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1;
	strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);

        return 0;
}

static int aureon_oversampling_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);
	ucontrol->value.enumerated.item[0] = (wm_get(ice, WM_MASTER) & 0x8) == 0x8;
	return 0;
}

static int aureon_oversampling_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
{
	int temp, temp2;
	struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol);

	temp2 = temp = wm_get(ice, WM_MASTER);

	if (ucontrol->value.enumerated.item[0])
		temp |= 0x8;
	else
		temp &= ~0x8;

	if (temp != temp2) {
		wm_put(ice, WM_MASTER, temp);
		return 1;
	}
	return 0;
}

/*
 * mixers
 */

static struct snd_kcontrol_new aureon_dac_controls[] __devinitdata = {
	{
		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.name = "Master Playback Switch",
		.info = wm_master_mute_info,
		.get = wm_master_mute_get,
		.put = wm_master_mute_put
	},
	{
		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
			   SNDRV_CTL_ELEM_ACCESS_TLV_READ),
		.name = "Master Playback Volume",
		.info = wm_master_vol_info,
		.get = wm_master_vol_get,
		.put = wm_master_vol_put,
		.tlv = { .p = db_scale_wm_dac }
	},
	{
		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.name = "Front Playback Switch",
		.info = wm_mute_info,
		.get = wm_mute_get,
		.put = wm_mute_put,
		.private_value = (2 << 8) | 0
	},
	{
		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
			   SNDRV_CTL_ELEM_ACCESS_TLV_READ),
		.name = "Front Playback Volume",
		.info = wm_vol_info,
		.get = wm_vol_get,
		.put = wm_vol_put,
		.private_value = (2 << 8) | 0,
		.tlv = { .p = db_scale_wm_dac }
	},
	{
		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.name = "Rear Playback Switch",
		.info = wm_mute_info,
		.get = wm_mute_get,
		.put = wm_mute_put,
		.private_value = (2 << 8) | 2
	},
	{
		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
			   SNDRV_CTL_ELEM_ACCESS_TLV_READ),
		.name = "Rear Playback Volume",
		.info = wm_vol_info,
		.get = wm_vol_get,
		.put = wm_vol_put,
		.private_value = (2 << 8) | 2,
		.tlv = { .p = db_scale_wm_dac }
	},
	{
		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.name = "Center Playback Switch",
		.info = wm_mute_info,
		.get = wm_mute_get,
		.put = wm_mute_put,
		.private_value = (1 << 8) | 4
	},
	{
		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
			   SNDRV_CTL_ELEM_ACCESS_TLV_READ),
		.name = "Center Playback Volume",
		.info = wm_vol_info,
		.get = wm_vol_get,
		.put = wm_vol_put,
		.private_value = (1 << 8) | 4,
		.tlv = { .p = db_scale_wm_dac }
	},
	{
		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.name = "LFE Playback Switch",
		.info = wm_mute_info,
		.get = wm_mute_get,
		.put = wm_mute_put,
		.private_value = (1 << 8) | 5
	},
	{
		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
			   SNDRV_CTL_ELEM_ACCESS_TLV_READ),
		.name = "LFE Playback Volume",
		.info = wm_vol_info,
		.get = wm_vol_get,
		.put = wm_vol_put,
		.private_value = (1 << 8) | 5,
		.tlv = { .p = db_scale_wm_dac }
	},
	{
		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.name = "Side Playback Switch",
		.info = wm_mute_info,
		.get = wm_mute_get,
		.put = wm_mute_put,
		.private_value = (2 << 8) | 6
	},
	{
		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
			   SNDRV_CTL_ELEM_ACCESS_TLV_READ),
		.name = "Side Playback Volume",
		.info = wm_vol_info,
		.get = wm_vol_get,
		.put = wm_vol_put,
		.private_value = (2 << 8) | 6,
		.tlv = { .p = db_scale_wm_dac }
	}
};

static struct snd_kcontrol_new wm_controls[] __devinitdata = {
 	{
 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.name = "PCM Playback Switch",
		.info = wm_pcm_mute_info,
		.get = wm_pcm_mute_get,
		.put = wm_pcm_mute_put
 	},
 	{
 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
			   SNDRV_CTL_ELEM_ACCESS_TLV_READ),
		.name = "PCM Playback Volume",
		.info = wm_pcm_vol_info,
		.get = wm_pcm_vol_get,
		.put = wm_pcm_vol_put,
		.tlv = { .p = db_scale_wm_pcm }
 	},
	{
		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.name = "Capture Switch",
		.info = wm_adc_mute_info,
		.get = wm_adc_mute_get,
		.put = wm_adc_mute_put,
	},
	{
		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
			   SNDRV_CTL_ELEM_ACCESS_TLV_READ),
		.name = "Capture Volume",
		.info = wm_adc_vol_info,
		.get = wm_adc_vol_get,
		.put = wm_adc_vol_put,
		.tlv = { .p = db_scale_wm_adc }
	},
	{
		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.name = "Capture Source",
		.info = wm_adc_mux_info,
		.get = wm_adc_mux_get,
		.put = wm_adc_mux_put,
		.private_value = 5
	},
	{
		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.name = "External Amplifier",
		.info = aureon_hpamp_info,
		.get = aureon_hpamp_get,
		.put = aureon_hpamp_put
	},
	{
		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.name = "DAC Deemphasis Switch",
		.info = aureon_deemp_info,
		.get = aureon_deemp_get,
		.put = aureon_deemp_put
	},
	{
		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.name = "ADC Oversampling",
		.info = aureon_oversampling_info,
		.get = aureon_oversampling_get,
		.put = aureon_oversampling_put
	}
};

static struct snd_kcontrol_new ac97_controls[] __devinitdata = {
 	{
 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.name = "AC97 Playback Switch",
		.info = aureon_ac97_mmute_info,
		.get = aureon_ac97_mmute_get,
		.put = aureon_ac97_mmute_put,
		.private_value = AC97_MASTER
 	},
 	{
 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
			   SNDRV_CTL_ELEM_ACCESS_TLV_READ),
 		.name = "AC97 Playback Volume",
 		.info = aureon_ac97_vol_info,
 		.get = aureon_ac97_vol_get,
 		.put = aureon_ac97_vol_put,
 		.private_value = AC97_MASTER|AUREON_AC97_STEREO,
		.tlv = { .p = db_scale_ac97_master }
 	},
 	{
 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 		.name = "CD Playback Switch",
 		.info = aureon_ac97_mute_info,
 		.get = aureon_ac97_mute_get,
 		.put = aureon_ac97_mute_put,
 		.private_value = AC97_CD
 	},
 	{
 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
			   SNDRV_CTL_ELEM_ACCESS_TLV_READ),
 		.name = "CD Playback Volume",
 		.info = aureon_ac97_vol_info,
 		.get = aureon_ac97_vol_get,
 		.put = aureon_ac97_vol_put,
 		.private_value = AC97_CD|AUREON_AC97_STEREO,
		.tlv = { .p = db_scale_ac97_gain }
 	},
 	{
 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 		.name = "Aux Playback Switch",
 		.info = aureon_ac97_mute_info,
 		.get = aureon_ac97_mute_get,
 		.put = aureon_ac97_mute_put,
 		.private_value = AC97_AUX,
 	},
 	{
 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
			   SNDRV_CTL_ELEM_ACCESS_TLV_READ),
 		.name = "Aux Playback Volume",
 		.info = aureon_ac97_vol_info,
 		.get = aureon_ac97_vol_get,
 		.put = aureon_ac97_vol_put,
 		.private_value = AC97_AUX|AUREON_AC97_STEREO,
		.tlv = { .p = db_scale_ac97_gain }
 	},
 	{
 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 		.name = "Line Playback Switch",
 		.info = aureon_ac97_mute_info,
 		.get = aureon_ac97_mute_get,
 		.put = aureon_ac97_mute_put,
 		.private_value = AC97_LINE
 	},
 	{
 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
			   SNDRV_CTL_ELEM_ACCESS_TLV_READ),
 		.name = "Line Playback Volume",
 		.info = aureon_ac97_vol_info,
 		.get = aureon_ac97_vol_get,
 		.put = aureon_ac97_vol_put,
 		.private_value = AC97_LINE|AUREON_AC97_STEREO,
		.tlv = { .p = db_scale_ac97_gain }
 	},
 	{
 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 		.name = "Mic Playback Switch",
 		.info = aureon_ac97_mute_info,
 		.get = aureon_ac97_mute_get,
 		.put = aureon_ac97_mute_put,
 		.private_value = AC97_MIC
 	},
 	{
 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
			   SNDRV_CTL_ELEM_ACCESS_TLV_READ),
 		.name = "Mic Playback Volume",
 		.info = aureon_ac97_vol_info,
 		.get = aureon_ac97_vol_get,
 		.put = aureon_ac97_vol_put,
 		.private_value = AC97_MIC,
		.tlv = { .p = db_scale_ac97_gain }
 	},
 	{
 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 		.name = "Mic Boost (+20dB)",
 		.info = aureon_ac97_micboost_info,
 		.get = aureon_ac97_micboost_get,
 		.put = aureon_ac97_micboost_put
 	}
};

static struct snd_kcontrol_new universe_ac97_controls[] __devinitdata = {
 	{
 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.name = "AC97 Playback Switch",
		.info = aureon_ac97_mmute_info,
		.get = aureon_ac97_mmute_get,
		.put = aureon_ac97_mmute_put,
		.private_value = AC97_MASTER
 	},
 	{
 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
			   SNDRV_CTL_ELEM_ACCESS_TLV_READ),
 		.name = "AC97 Playback Volume",
 		.info = aureon_ac97_vol_info,
 		.get = aureon_ac97_vol_get,
 		.put = aureon_ac97_vol_put,
 		.private_value = AC97_MASTER|AUREON_AC97_STEREO,
		.tlv = { .p = db_scale_ac97_master }
 	},
 	{
 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 		.name = "CD Playback Switch",
 		.info = aureon_ac97_mute_info,
 		.get = aureon_ac97_mute_get,
 		.put = aureon_ac97_mute_put,
 		.private_value = AC97_AUX
 	},
 	{
 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
			   SNDRV_CTL_ELEM_ACCESS_TLV_READ),
 		.name = "CD Playback Volume",
 		.info = aureon_ac97_vol_info,
 		.get = aureon_ac97_vol_get,
 		.put = aureon_ac97_vol_put,
 		.private_value = AC97_AUX|AUREON_AC97_STEREO,
		.tlv = { .p = db_scale_ac97_gain }
 	},
 	{
 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 		.name = "Phono Playback Switch",
 		.info = aureon_ac97_mute_info,
 		.get = aureon_ac97_mute_get,
 		.put = aureon_ac97_mute_put,
 		.private_value = AC97_CD
 	},
 	{
 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
			   SNDRV_CTL_ELEM_ACCESS_TLV_READ),
 		.name = "Phono Playback Volume",
 		.info = aureon_ac97_vol_info,
 		.get = aureon_ac97_vol_get,
 		.put = aureon_ac97_vol_put,
 		.private_value = AC97_CD|AUREON_AC97_STEREO,
		.tlv = { .p = db_scale_ac97_gain }
 	},
 	{
 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 		.name = "Line Playback Switch",
 		.info = aureon_ac97_mute_info,
 		.get = aureon_ac97_mute_get,
 		.put = aureon_ac97_mute_put,
 		.private_value = AC97_LINE
 	},
 	{
 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
			   SNDRV_CTL_ELEM_ACCESS_TLV_READ),
 		.name = "Line Playback Volume",
 		.info = aureon_ac97_vol_info,
 		.get = aureon_ac97_vol_get,
 		.put = aureon_ac97_vol_put,
 		.private_value = AC97_LINE|AUREON_AC97_STEREO,
		.tlv = { .p = db_scale_ac97_gain }
 	},
 	{
 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 		.name = "Mic Playback Switch",
 		.info = aureon_ac97_mute_info,
 		.get = aureon_ac97_mute_get,
 		.put = aureon_ac97_mute_put,
 		.private_value = AC97_MIC
 	},
 	{