aureon.c

鼎力推荐！本程序是基于嵌入式LUNUX系统开发的源程序代码

 	{
 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 		.name = "Mic Playback Volume",
 		.info = aureon_ac97_vol_info,
 		.get = aureon_ac97_vol_get,
 		.put = aureon_ac97_vol_put,
 		.private_value = AC97_MIC
 	},
 	{
 		.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 snd_kcontrol_new_t 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,
 		.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
 	},
 	{
 		.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,
 		.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
 	},
 	{
 		.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,
 		.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
 	},
 	{
 		.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,
 		.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
 	},
 	{
 		.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,
 		.name = "Mic Playback Volume",
 		.info = aureon_ac97_vol_info,
 		.get = aureon_ac97_vol_get,
 		.put = aureon_ac97_vol_put,
 		.private_value = AC97_MIC
 	},
 	{
 		.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
 	},
 	{
 		.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_VIDEO,
 	},
 	{
 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
 		.name = "Aux Playback Volume",
 		.info = aureon_ac97_vol_info,
 		.get = aureon_ac97_vol_get,
 		.put = aureon_ac97_vol_put,
 		.private_value = AC97_VIDEO|AUREON_AC97_STEREO
 	}
};

	
static snd_kcontrol_new_t cs8415_controls[] __devinitdata = {
	{
		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.name = SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH),
		.info = aureon_cs8415_mute_info,
		.get = aureon_cs8415_mute_get,
		.put = aureon_cs8415_mute_put
	},
 	{
 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
		.name = SNDRV_CTL_NAME_IEC958("",CAPTURE,NONE) "Source",
		.info = aureon_cs8415_mux_info,
		.get = aureon_cs8415_mux_get,
		.put = aureon_cs8415_mux_put,
	},
	{
		.iface = SNDRV_CTL_ELEM_IFACE_PCM,
		.name = SNDRV_CTL_NAME_IEC958("Q-subcode ",CAPTURE,DEFAULT),
		.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
		.info = aureon_cs8415_qsub_info,
		.get = aureon_cs8415_qsub_get,
	},
	{
		.iface = SNDRV_CTL_ELEM_IFACE_PCM,
		.name = SNDRV_CTL_NAME_IEC958("",CAPTURE,MASK),
		.access = SNDRV_CTL_ELEM_ACCESS_READ,
		.info = aureon_cs8415_spdif_info,
		.get = aureon_cs8415_mask_get
	},
	{
		.iface = SNDRV_CTL_ELEM_IFACE_PCM,
		.name = SNDRV_CTL_NAME_IEC958("",CAPTURE,DEFAULT),
		.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
		.info = aureon_cs8415_spdif_info,
		.get = aureon_cs8415_spdif_get
	},
	{
		.iface = SNDRV_CTL_ELEM_IFACE_PCM,
		.name = SNDRV_CTL_NAME_IEC958("",CAPTURE,NONE) "Rate",
		.access =SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
		.info = aureon_cs8415_rate_info,
		.get = aureon_cs8415_rate_get
	}
};

 
static int __devinit aureon_add_controls(ice1712_t *ice)
{
	unsigned int i, counts;
	int err;

	counts = ARRAY_SIZE(aureon_dac_controls);
	if (ice->eeprom.subvendor == VT1724_SUBDEVICE_AUREON51_SKY)
		counts -= 2; /* no side */
	for (i = 0; i < counts; i++) {
		err = snd_ctl_add(ice->card, snd_ctl_new1(&aureon_dac_controls[i], ice));
		if (err < 0)
			return err;
	}

	for (i = 0; i < ARRAY_SIZE(wm_controls); i++) {
		err = snd_ctl_add(ice->card, snd_ctl_new1(&wm_controls[i], ice));
		if (err < 0)
			return err;
	}
	
	if (ice->eeprom.subvendor == VT1724_SUBDEVICE_AUREON71_UNIVERSE) {
		for (i = 0; i < ARRAY_SIZE(universe_ac97_controls); i++) {
			err = snd_ctl_add(ice->card, snd_ctl_new1(&universe_ac97_controls[i], ice));
			if (err < 0)
				return err;
		}
	}
	else {
		for (i = 0; i < ARRAY_SIZE(ac97_controls); i++) {
			err = snd_ctl_add(ice->card, snd_ctl_new1(&ac97_controls[i], ice));
			if (err < 0)
				return err;
		}
	}

	{
		unsigned char id;
		snd_ice1712_save_gpio_status(ice);
		id = aureon_cs8415_get(ice, CS8415_ID);
		if (id != 0x41)
			snd_printk("No CS8415 chip. Skipping CS8415 controls.\n");
		else if ((id & 0x0F) != 0x01)
			snd_printk("Detected unsupported CS8415 rev. (%c)\n", (char)((id & 0x0F) + 'A' - 1));
		else {
			for (i = 0; i< ARRAY_SIZE(cs8415_controls); i++) {
				snd_kcontrol_t *kctl;
				err = snd_ctl_add(ice->card, (kctl = snd_ctl_new1(&cs8415_controls[i], ice)));
				if (err < 0)
					return err;
				if (i > 1)
					kctl->id.device = ice->pcm->device;
			}
		}
		snd_ice1712_restore_gpio_status(ice);
	}
	
	return 0;
}


/*
 * initialize the chip
 */
static int __devinit aureon_init(ice1712_t *ice)
{
	static unsigned short wm_inits_aureon[] = {
		/* These come first to reduce init pop noise */
		0x1b, 0x044,		/* ADC Mux (AC'97 source) */
		0x1c, 0x00B,		/* Out Mux1 (VOUT1 = DAC+AUX, VOUT2 = DAC) */
		0x1d, 0x009,		/* Out Mux2 (VOUT2 = DAC, VOUT3 = DAC) */

		0x18, 0x000,		/* All power-up */

		0x16, 0x122,		/* I2S, normal polarity, 24bit */
		0x17, 0x022,		/* 256fs, slave mode */
		0x00, 0,		/* DAC1 analog mute */
		0x01, 0,		/* DAC2 analog mute */
		0x02, 0,		/* DAC3 analog mute */
		0x03, 0,		/* DAC4 analog mute */
		0x04, 0,		/* DAC5 analog mute */
		0x05, 0,		/* DAC6 analog mute */
		0x06, 0,		/* DAC7 analog mute */
		0x07, 0,		/* DAC8 analog mute */
		0x08, 0x100,		/* master analog mute */
		0x09, 0xff,		/* DAC1 digital full */
		0x0a, 0xff,		/* DAC2 digital full */
		0x0b, 0xff,		/* DAC3 digital full */
		0x0c, 0xff,		/* DAC4 digital full */
		0x0d, 0xff,		/* DAC5 digital full */
		0x0e, 0xff,		/* DAC6 digital full */
		0x0f, 0xff,		/* DAC7 digital full */
		0x10, 0xff,		/* DAC8 digital full */
		0x11, 0x1ff,		/* master digital full */
		0x12, 0x000,		/* phase normal */
		0x13, 0x090,		/* unmute DAC L/R */
		0x14, 0x000,		/* all unmute */
		0x15, 0x000,		/* no deemphasis, no ZFLG */
		0x19, 0x000,		/* -12dB ADC/L */
		0x1a, 0x000,		/* -12dB ADC/R */
		(unsigned short)-1
	};
	static unsigned short wm_inits_prodigy[] = {

		/* These come first to reduce init pop noise */
		0x1b, 0x000,		/* ADC Mux */
		0x1c, 0x009,		/* Out Mux1 */
		0x1d, 0x009,		/* Out Mux2 */

		0x18, 0x000,		/* All power-up */

		0x16, 0x022,		/* I2S, normal polarity, 24bit, high-pass on */
		0x17, 0x006,		/* 128fs, slave mode */

		0x00, 0,		/* DAC1 analog mute */
		0x01, 0,		/* DAC2 analog mute */
		0x02, 0,		/* DAC3 analog mute */
		0x03, 0,		/* DAC4 analog mute */
		0x04, 0,		/* DAC5 analog mute */
		0x05, 0,		/* DAC6 analog mute */
		0x06, 0,		/* DAC7 analog mute */
		0x07, 0,		/* DAC8 analog mute */
		0x08, 0x100,		/* master analog mute */

		0x09, 0x7f,		/* DAC1 digital full */
		0x0a, 0x7f,		/* DAC2 digital full */
		0x0b, 0x7f,		/* DAC3 digital full */
		0x0c, 0x7f,		/* DAC4 digital full */
		0x0d, 0x7f,		/* DAC5 digital full */
		0x0e, 0x7f,		/* DAC6 digital full */
		0x0f, 0x7f,		/* DAC7 digital full */
		0x10, 0x7f,		/* DAC8 digital full */
		0x11, 0x1FF,		/* master digital full */

		0x12, 0x000,		/* phase normal */
		0x13, 0x090,		/* unmute DAC L/R */
		0x14, 0x000,		/* all unmute */
		0x15, 0x000,		/* no deemphasis, no ZFLG */

		0x19, 0x000,		/* -12dB ADC/L */
		0x1a, 0x000,		/* -12dB ADC/R */
		(unsigned short)-1

	};
	static unsigned short cs_inits[] = {
		0x0441, /* RUN */
		0x0180, /* no mute, OMCK output on RMCK pin */
		0x0201, /* S/PDIF source on RXP1 */
		0x0605, /* slave, 24bit, MSB on second OSCLK, SDOUT for right channel when OLRCK is high */
		(unsigned short)-1
	};
	unsigned int tmp;
	unsigned short *p;
	int err, i;

	if (ice->eeprom.subvendor == VT1724_SUBDEVICE_AUREON51_SKY) {
		ice->num_total_dacs = 6;
		ice->num_total_adcs = 2;
	} else {
		/* aureon 7.1 and prodigy 7.1 */
		ice->num_total_dacs = 8;
		ice->num_total_adcs = 2;
	}

	/* to remeber the register values of CS8415 */
	ice->akm = kcalloc(1, sizeof(akm4xxx_t), GFP_KERNEL);
	if (! ice->akm)
		return -ENOMEM;
	ice->akm_codecs = 1;
	
	if ((err = aureon_ac97_init(ice)) != 0)
		return err;

	snd_ice1712_gpio_set_dir(ice, 0x5fffff); /* fix this for the time being */

	/* reset the wm codec as the SPI mode */
	snd_ice1712_save_gpio_status(ice);
	snd_ice1712_gpio_set_mask(ice, ~(AUREON_WM_RESET|AUREON_WM_CS|AUREON_CS8415_CS|AUREON_HP_SEL));

	tmp = snd_ice1712_gpio_read(ice);
	tmp &= ~AUREON_WM_RESET;
	snd_ice1712_gpio_write(ice, tmp);
	udelay(1);
	tmp |= AUREON_WM_CS | AUREON_CS8415_CS;
	snd_ice1712_gpio_write(ice, tmp);
	udelay(1);
	tmp |= AUREON_WM_RESET;
	snd_ice1712_gpio_write(ice, tmp);
	udelay(1);

	/* initialize WM8770 codec */
	if (ice->eeprom.subvendor == VT1724_SUBDEVICE_PRODIGY71)
		p = wm_inits_prodigy;
	else
		p = wm_inits_aureon;
	for (; *p != (unsigned short)-1; p += 2)
		wm_put(ice, p[0], p[1]);

	/* initialize CS8415A codec */
	for (p = cs_inits; *p != (unsigned short)-1; p++)
		aureon_spi_write(ice, AUREON_CS8415_CS, *p | 0x200000, 24);
	ice->spec.aureon.cs8415_mux = 1;

	aureon_set_headphone_amp(ice, 1);

	snd_ice1712_restore_gpio_status(ice);
	
	ice->spec.aureon.master[0] = WM_VOL_MUTE;
	ice->spec.aureon.master[1] = WM_VOL_MUTE;
	for (i = 0; i < ice->num_total_dacs; i++) {
		ice->spec.aureon.vol[i] = WM_VOL_MUTE;
		wm_set_vol(ice, i, ice->spec.aureon.vol[i], ice->spec.aureon.master[i % 2]);
	}

	return 0;
}


/*
 * Aureon boards don't provide the EEPROM data except for the vendor IDs.
 * hence the driver needs to sets up it properly.
 */

static unsigned char aureon51_eeprom[] __devinitdata = {
	0x0a,	/* SYSCONF: clock 512, spdif-in/ADC, 3DACs */
	0x80,	/* ACLINK: I2S */
	0xfc,	/* I2S: vol, 96k, 24bit, 192k */
	0xc3,	/* SPDIF: out-en, out-int, spdif-in */
	0xff,	/* GPIO_DIR */
	0xff,	/* GPIO_DIR1 */
	0x5f,	/* GPIO_DIR2 */
	0x00,	/* GPIO_MASK */
	0x00,	/* GPIO_MASK1 */
	0x00,	/* GPIO_MASK2 */
	0x00,	/* GPIO_STATE */
	0x00,	/* GPIO_STATE1 */
	0x00,	/* GPIO_STATE2 */
};

static unsigned char aureon71_eeprom[] __devinitdata = {
	0x0b,	/* SYSCONF: clock 512, spdif-in/ADC, 4DACs */
	0x80,	/* ACLINK: I2S */
	0xfc,	/* I2S: vol, 96k, 24bit, 192k */
	0xc3,	/* SPDIF: out-en, out-int, spdif-in */
	0xff,	/* GPIO_DIR */
	0xff,	/* GPIO_DIR1 */
	0x5f,	/* GPIO_DIR2 */
	0x00,	/* GPIO_MASK */
	0x00,	/* GPIO_MASK1 */
	0x00,	/* GPIO_MASK2 */
	0x00,	/* GPIO_STATE */
	0x00,	/* GPIO_STATE1 */
	0x00,	/* GPIO_STATE2 */
};

static unsigned char prodigy71_eeprom[] __devinitdata = {
	0x0b,	/* SYSCONF: clock 512, spdif-in/ADC, 4DACs */
	0x80,	/* ACLINK: I2S */
	0xfc,	/* I2S: vol, 96k, 24bit, 192k */
	0xc3,	/* SPDIF: out-en, out-int, spdif-in */
	0xff,	/* GPIO_DIR */
	0xff,	/* GPIO_DIR1 */
	0x5f,	/* GPIO_DIR2 */
	0x00,	/* GPIO_MASK */
	0x00,	/* GPIO_MASK1 */
	0x00,	/* GPIO_MASK2 */
	0x00,	/* GPIO_STATE */
	0x00,	/* GPIO_STATE1 */
	0x00,	/* GPIO_STATE2 */
};

/* entry point */
struct snd_ice1712_card_info snd_vt1724_aureon_cards[] __devinitdata = {
	{
		.subvendor = VT1724_SUBDEVICE_AUREON51_SKY,
		.name = "Terratec Aureon 5.1-Sky",
		.model = "aureon51",
		.chip_init = aureon_init,
		.build_controls = aureon_add_controls,
		.eeprom_size = sizeof(aureon51_eeprom),
		.eeprom_data = aureon51_eeprom,
		.driver = "Aureon51",
	},
	{
		.subvendor = VT1724_SUBDEVICE_AUREON71_SPACE,
		.name = "Terratec Aureon 7.1-Space",
		.model = "aureon71",
		.chip_init = aureon_init,
		.build_controls = aureon_add_controls,
		.eeprom_size = sizeof(aureon71_eeprom),
		.eeprom_data = aureon71_eeprom,
		.driver = "Aureon71",
	},
 	{
 		.subvendor = VT1724_SUBDEVICE_AUREON71_UNIVERSE,
 		.name = "Terratec Aureon 7.1-Universe",
		.model = "universe",
 		.chip_init = aureon_init,
 		.build_controls = aureon_add_controls,
 		.eeprom_size = sizeof(aureon71_eeprom),
 		.eeprom_data = aureon71_eeprom,
		.driver = "Aureon71Universe",
	},
	{
		.subvendor = VT1724_SUBDEVICE_PRODIGY71,
		.name = "Audiotrak Prodigy 7.1",
		.model = "prodigy71",
		.chip_init = aureon_init,
		.build_controls = aureon_add_controls,
		.eeprom_size = sizeof(prodigy71_eeprom),
		.eeprom_data = prodigy71_eeprom,
		.driver = "Prodigy71", /* should be identical with Aureon71 */
	},
	{ } /* terminator */
};