[alsa-devel] [PATCH 002a/003] snd-powermac: AWACS and Screamer mixers for PM7500, Beige, and iMac SL

Takashi Iwai tiwai at suse.de
Wed Apr 16 18:55:25 CEST 2008


At Wed, 16 Apr 2008 19:32:47 +0300,
Risto Suominen wrote:
> 
> checkpatch-clean version. It made actually the code cleaner :)
> 
> Risto

Oops, I checked this after committing others.  Committed as an
additional patch now on HG tree.  Sorry.


Takashi

> [2 alsa-awacs-1.0.16-p5.diff <text/plain (base64)>]
> From: Risto Suominen <Risto.Suominen at gmail.com>
> 
> Add mixer controls and correct headphone detection bits for PowerMacs
> 7300/7500 (AWACS) and G3 Beige (Screamer), and iMac G3 Slot-loading
> (Screamer).
> 
> Signed-off-by: Risto Suominen <Risto.Suominen at gmail.com>
> ---
> Kernel version 2.6.25-rc8 (probably any 2.6)
> 
> --- alsa-kernel/ppc/awacs.c.orig	2008-02-05 11:23:24.000000000 +0200
> +++ alsa-kernel/ppc/awacs.c	2008-04-16 16:00:07.000000000 +0300
> @@ -544,7 +544,7 @@ static int snd_pmac_screamer_mic_boost_i
>  	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
>  	uinfo->count = 1;
>  	uinfo->value.integer.min = 0;
> -	uinfo->value.integer.max = 2;
> +	uinfo->value.integer.max = 3;
>  	return 0;
>  }
>  
> @@ -552,16 +552,14 @@ static int snd_pmac_screamer_mic_boost_g
>  					   struct snd_ctl_elem_value *ucontrol)
>  {
>  	struct snd_pmac *chip = snd_kcontrol_chip(kcontrol);
> -	int val;
> +	int val = 0;
>  	unsigned long flags;
>  
>  	spin_lock_irqsave(&chip->reg_lock, flags);
>  	if (chip->awacs_reg[6] & MASK_MIC_BOOST)
> -		val = 2;
> -	else if (chip->awacs_reg[0] & MASK_GAINLINE)
> -		val = 1;
> -	else
> -		val = 0;
> +		val |= 2;
> +	if (chip->awacs_reg[0] & MASK_GAINLINE)
> +		val |= 1;
>  	spin_unlock_irqrestore(&chip->reg_lock, flags);
>  	ucontrol->value.integer.value[0] = val;
>  	return 0;
> @@ -578,11 +576,10 @@ static int snd_pmac_screamer_mic_boost_p
>  	spin_lock_irqsave(&chip->reg_lock, flags);
>  	val0 = chip->awacs_reg[0] & ~MASK_GAINLINE;
>  	val6 = chip->awacs_reg[6] & ~MASK_MIC_BOOST;
> -	if (ucontrol->value.integer.value[0] > 0) {
> +	if (ucontrol->value.integer.value[0] & 1)
>  		val0 |= MASK_GAINLINE;
> -		if (ucontrol->value.integer.value[0] > 1)
> -			val6 |= MASK_MIC_BOOST;
> -	}
> +	if (ucontrol->value.integer.value[0] & 2)
> +		val6 |= MASK_MIC_BOOST;
>  	if (val0 != chip->awacs_reg[0]) {
>  		snd_pmac_awacs_write_reg(chip, 0, val0);
>  		changed = 1;
> @@ -599,9 +596,32 @@ static int snd_pmac_screamer_mic_boost_p
>   * lists of mixer elements
>   */
>  static struct snd_kcontrol_new snd_pmac_awacs_mixers[] __initdata = {
> -	AWACS_VOLUME("Master Playback Volume", 2, 6, 1),
>  	AWACS_SWITCH("Master Capture Switch", 1, SHIFT_LOOPTHRU, 0),
> -	AWACS_VOLUME("Capture Volume", 0, 4, 0),
> +	AWACS_VOLUME("Master Capture Volume", 0, 4, 0),
> +/*	AWACS_SWITCH("Unknown Playback Switch", 6, SHIFT_PAROUT0, 0), */
> +};
> +
> +static struct snd_kcontrol_new snd_pmac_screamer_mixers_beige[] __initdata = {
> +	AWACS_VOLUME("Master Playback Volume", 2, 6, 1),
> +	AWACS_VOLUME("Play-through Playback Volume", 5, 6, 1),
> +	AWACS_SWITCH("Line Capture Switch", 0, SHIFT_MUX_MIC, 0),
> +	AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_LINE, 0),
> +};
> +
> +static struct snd_kcontrol_new snd_pmac_screamer_mixers_imac[] __initdata = {
> +	AWACS_VOLUME("Line out Playback Volume", 2, 6, 1),
> +	AWACS_VOLUME("Master Playback Volume", 5, 6, 1),
> +	AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_CD, 0),
> +};
> +
> +static struct snd_kcontrol_new snd_pmac_awacs_mixers_pmac7500[] __initdata = {
> +	AWACS_VOLUME("Line out Playback Volume", 2, 6, 1),
> +	AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_CD, 0),
> +	AWACS_SWITCH("Line Capture Switch", 0, SHIFT_MUX_MIC, 0),
> +};
> +
> +static struct snd_kcontrol_new snd_pmac_awacs_mixers_pmac[] __initdata = {
> +	AWACS_VOLUME("Master Playback Volume", 2, 6, 1),
>  	AWACS_SWITCH("CD Capture Switch", 0, SHIFT_MUX_CD, 0),
>  };
>  
> @@ -621,25 +641,49 @@ static struct snd_kcontrol_new snd_pmac_
>  static struct snd_kcontrol_new snd_pmac_awacs_master_sw __initdata =
>  AWACS_SWITCH("Master Playback Switch", 1, SHIFT_HDMUTE, 1);
>  
> +static struct snd_kcontrol_new snd_pmac_awacs_master_sw_imac __initdata =
> +AWACS_SWITCH("Line out Playback Switch", 1, SHIFT_HDMUTE, 1);
> +
>  static struct snd_kcontrol_new snd_pmac_awacs_mic_boost[] __initdata = {
> -	AWACS_SWITCH("Mic Boost", 0, SHIFT_GAINLINE, 0),
> +	AWACS_SWITCH("Mic Boost Capture Switch", 0, SHIFT_GAINLINE, 0),
>  };
>  
>  static struct snd_kcontrol_new snd_pmac_screamer_mic_boost[] __initdata = {
>  	{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
> -	  .name = "Mic Boost",
> +	  .name = "Mic Boost Capture Volume",
>  	  .info = snd_pmac_screamer_mic_boost_info,
>  	  .get = snd_pmac_screamer_mic_boost_get,
>  	  .put = snd_pmac_screamer_mic_boost_put,
>  	},
>  };
>  
> +static struct snd_kcontrol_new snd_pmac_awacs_mic_boost_pmac7500[] __initdata =
> +{
> +	AWACS_SWITCH("Line Boost Capture Switch", 0, SHIFT_GAINLINE, 0),
> +};
> +
> +static struct snd_kcontrol_new snd_pmac_screamer_mic_boost_beige[] __initdata =
> +{
> +	AWACS_SWITCH("Line Boost Capture Switch", 0, SHIFT_GAINLINE, 0),
> +	AWACS_SWITCH("CD Boost Capture Switch", 6, SHIFT_MIC_BOOST, 0),
> +};
> +
> +static struct snd_kcontrol_new snd_pmac_screamer_mic_boost_imac[] __initdata =
> +{
> +	AWACS_SWITCH("Line Boost Capture Switch", 0, SHIFT_GAINLINE, 0),
> +	AWACS_SWITCH("Mic Boost Capture Switch", 6, SHIFT_MIC_BOOST, 0),
> +};
> +
>  static struct snd_kcontrol_new snd_pmac_awacs_speaker_vol[] __initdata = {
>  	AWACS_VOLUME("PC Speaker Playback Volume", 4, 6, 1),
>  };
> +
>  static struct snd_kcontrol_new snd_pmac_awacs_speaker_sw __initdata =
>  AWACS_SWITCH("PC Speaker Playback Switch", 1, SHIFT_SPKMUTE, 1);
>  
> +static struct snd_kcontrol_new snd_pmac_awacs_speaker_sw_imac __initdata =
> +AWACS_SWITCH("PC Speaker Playback Switch", 1, SHIFT_PAROUT1, 0);
> +
>  
>  /*
>   * add new mixer elements to the card
> @@ -708,6 +752,14 @@ static void snd_pmac_awacs_resume(struct
>  }
>  #endif /* CONFIG_PM */
>  
> +#define IS_PM7500 (machine_is_compatible("AAPL,7500"))
> +#define IS_BEIGE (machine_is_compatible("AAPL,Gossamer"))
> +#define IS_IMAC (machine_is_compatible("PowerMac2,1") \
> +		|| machine_is_compatible("PowerMac2,2") \
> +		|| machine_is_compatible("PowerMac4,1"))
> +
> +static int imac;
> +
>  #ifdef PMAC_SUPPORT_AUTOMUTE
>  /*
>   * auto-mute stuffs
> @@ -750,9 +802,16 @@ static void snd_pmac_awacs_update_automu
>  		} else
>  #endif
>  		{
> -			int reg = chip->awacs_reg[1] | (MASK_HDMUTE|MASK_SPKMUTE);
> +			int reg = chip->awacs_reg[1]
> +				| (MASK_HDMUTE | MASK_SPKMUTE);
> +			if (imac) {
> +				reg &= ~MASK_SPKMUTE;
> +				reg &= ~MASK_PAROUT1;
> +			}
>  			if (snd_pmac_awacs_detect_headphone(chip))
>  				reg &= ~MASK_HDMUTE;
> +			else if (imac)
> +				reg |= MASK_PAROUT1;
>  			else
>  				reg &= ~MASK_SPKMUTE;
>  			if (do_notify && reg == chip->awacs_reg[1])
> @@ -778,8 +837,11 @@ static void snd_pmac_awacs_update_automu
>  int __init
>  snd_pmac_awacs_init(struct snd_pmac *chip)
>  {
> +	int pm7500 = IS_PM7500;
> +	int beige = IS_BEIGE;
>  	int err, vol;
>  
> +	imac = IS_IMAC;
>  	/* looks like MASK_GAINLINE triggers something, so we set here
>  	 * as start-up
>  	 */
> @@ -826,20 +888,25 @@ snd_pmac_awacs_init(struct snd_pmac *chi
>  		/* set headphone-jack detection bit */
>  		switch (chip->model) {
>  		case PMAC_AWACS:
> -			chip->hp_stat_mask = 0x04;
> +			chip->hp_stat_mask = pm7500 ? MASK_HDPCONN
> +				: MASK_LOCONN;
>  			break;
>  		case PMAC_SCREAMER:
>  			switch (chip->device_id) {
>  			case 0x08:
> -				/* 1 = side jack, 2 = front jack */
> -				chip->hp_stat_mask = 0x03;
> +			case 0x0B:
> +				chip->hp_stat_mask = imac
> +					? MASK_LOCONN_IMAC |
> +					MASK_HDPLCONN_IMAC |
> +					MASK_HDPRCONN_IMAC
> +					: MASK_HDPCONN;
>  				break;
>  			case 0x00:
>  			case 0x05:
> -				chip->hp_stat_mask = 0x04;
> +				chip->hp_stat_mask = MASK_LOCONN;
>  				break;
>  			default:
> -				chip->hp_stat_mask = 0x08;
> +				chip->hp_stat_mask = MASK_HDPCONN;
>  				break;
>  			}
>  			break;
> @@ -857,15 +924,37 @@ snd_pmac_awacs_init(struct snd_pmac *chi
>  	if ((err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_mixers),
>  				snd_pmac_awacs_mixers)) < 0)
>  		return err;
> -	if (chip->model == PMAC_SCREAMER)
> +	if (beige)
> +		;
> +	else if (chip->model == PMAC_SCREAMER)
>  		err = build_mixers(chip, ARRAY_SIZE(snd_pmac_screamer_mixers2),
>  				   snd_pmac_screamer_mixers2);
> -	else
> +	else if (!pm7500)
>  		err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_mixers2),
>  				   snd_pmac_awacs_mixers2);
>  	if (err < 0)
>  		return err;
> -	chip->master_sw_ctl = snd_ctl_new1(&snd_pmac_awacs_master_sw, chip);
> +	if (pm7500)
> +		err = build_mixers(chip,
> +				   ARRAY_SIZE(snd_pmac_awacs_mixers_pmac7500),
> +				   snd_pmac_awacs_mixers_pmac7500);
> +	else if (beige)
> +		err = build_mixers(chip,
> +				   ARRAY_SIZE(snd_pmac_screamer_mixers_beige),
> +				   snd_pmac_screamer_mixers_beige);
> +	else if (imac)
> +		err = build_mixers(chip,
> +				   ARRAY_SIZE(snd_pmac_screamer_mixers_imac),
> +				   snd_pmac_screamer_mixers_imac);
> +	else
> +		err = build_mixers(chip,
> +				   ARRAY_SIZE(snd_pmac_awacs_mixers_pmac),
> +				   snd_pmac_awacs_mixers_pmac);
> +	if (err < 0)
> +		return err;
> +	chip->master_sw_ctl = snd_ctl_new1((pm7500 || imac)
> +			? &snd_pmac_awacs_master_sw_imac
> +			: &snd_pmac_awacs_master_sw, chip);
>  	if ((err = snd_ctl_add(chip->card, chip->master_sw_ctl)) < 0)
>  		return err;
>  #ifdef PMAC_AMP_AVAIL
> @@ -893,20 +982,34 @@ snd_pmac_awacs_init(struct snd_pmac *chi
>  		if ((err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_speaker_vol),
>  					snd_pmac_awacs_speaker_vol)) < 0)
>  			return err;
> -		chip->speaker_sw_ctl = snd_ctl_new1(&snd_pmac_awacs_speaker_sw, chip);
> +		chip->speaker_sw_ctl = snd_ctl_new1(imac
> +				? &snd_pmac_awacs_speaker_sw_imac
> +				: &snd_pmac_awacs_speaker_sw, chip);
>  		if ((err = snd_ctl_add(chip->card, chip->speaker_sw_ctl)) < 0)
>  			return err;
>  	}
>  
> -	if (chip->model == PMAC_SCREAMER) {
> -		if ((err = build_mixers(chip, ARRAY_SIZE(snd_pmac_screamer_mic_boost),
> -					snd_pmac_screamer_mic_boost)) < 0)
> -			return err;
> -	} else {
> -		if ((err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_mic_boost),
> -					snd_pmac_awacs_mic_boost)) < 0)
> -			return err;
> -	}
> +	if (beige)
> +		err = build_mixers(chip,
> +				ARRAY_SIZE(snd_pmac_screamer_mic_boost_beige),
> +				snd_pmac_screamer_mic_boost_beige);
> +	else if (imac)
> +		err = build_mixers(chip,
> +				ARRAY_SIZE(snd_pmac_screamer_mic_boost_imac),
> +				snd_pmac_screamer_mic_boost_imac);
> +	else if (chip->model == PMAC_SCREAMER)
> +		err = build_mixers(chip,
> +				ARRAY_SIZE(snd_pmac_screamer_mic_boost),
> +				snd_pmac_screamer_mic_boost);
> +	else if (pm7500)
> +		err = build_mixers(chip,
> +				ARRAY_SIZE(snd_pmac_awacs_mic_boost_pmac7500),
> +				snd_pmac_awacs_mic_boost_pmac7500);
> +	else
> +		err = build_mixers(chip, ARRAY_SIZE(snd_pmac_awacs_mic_boost),
> +				snd_pmac_awacs_mic_boost);
> +	if (err < 0)
> +		return err;
>  
>  	/*
>  	 * set lowlevel callbacks
> --- alsa-kernel/ppc/awacs.h.orig	2008-02-05 11:23:24.000000000 +0200
> +++ alsa-kernel/ppc/awacs.h	2008-04-16 15:33:32.000000000 +0300
> @@ -116,6 +116,11 @@ struct awacs_regs {
>  #define MASK_HDMUTE	MASK_AMUTE
>  #define SHIFT_HDMUTE	9
>  #define MASK_PAROUT	(0x3 << 10)	/* Parallel Out (???) */
> +#define MASK_PAROUT0	(0x1 << 10)	/* Parallel Out (???) */
> +#define MASK_PAROUT1	(0x1 << 11)	/* Parallel Out (enable speaker) */
> +#define SHIFT_PAROUT	10
> +#define SHIFT_PAROUT0	10
> +#define SHIFT_PAROUT1	11
>  
>  #define SAMPLERATE_48000	(0x0 << 3)	/* 48 or 44.1 kHz */
>  #define SAMPLERATE_32000	(0x1 << 3)	/* 32 or 29.4 kHz */
> @@ -152,8 +157,15 @@ struct awacs_regs {
>  #define MASK_REVISION	(0xf << 12)	/* Revision Number */
>  #define MASK_MFGID	(0xf << 8)	/* Mfg. ID */
>  #define MASK_CODSTATRES	(0xf << 4)	/* bits 4 - 7 reserved */
> -#define MASK_INPPORT	(0xf)		/* Input Port */
> -#define MASK_HDPCONN	8		/* headphone plugged in */
> +#define MASK_INSENSE	(0xf)		/* port sense bits: */
> +#define MASK_HDPCONN		8	/* headphone plugged in */
> +#define MASK_LOCONN		4	/* line-out plugged in */
> +#define MASK_LICONN		2	/* line-in plugged in */
> +#define MASK_MICCONN		1	/* microphone plugged in */
> +#define MASK_LICONN_IMAC	8	/* line-in plugged in */
> +#define MASK_HDPRCONN_IMAC	4	/* headphone right plugged in */
> +#define MASK_HDPLCONN_IMAC	2	/* headphone left plugged in */
> +#define MASK_LOCONN_IMAC	1	/* line-out plugged in */
>  
>  /* Clipping Count Reg Bit Masks */
>  /* -------- ----- --- --- ----- */


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