[ALSA] snd-powermac: AWACS and Screamer mixers for PM7500, Beige, and iMac SL

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: NRisto Suominen <Risto.Suominen@gmail.com>
Signed-off-by: NTakashi Iwai <tiwai@suse.de>

sound/ppc/awacs.c

@@ -544,7 +544,7 @@ static int snd_pmac_screamer_mic_boost_info(struct snd_kcontrol *kcontrol,
 	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_get(struct snd_kcontrol *kcontrol,
 					   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_put(struct snd_kcontrol *kcontrol,
 	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_put(struct snd_kcontrol *kcontrol,
  * 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_screamer_mixers2[] __initdata = {
 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 snd_pmac *chip)
 }
 #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_automute(struct snd_pmac *chip, int do_notify)
 		} 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_automute(struct snd_pmac *chip, int do_notify)
 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 *chip)
 		/* 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 *chip)
 	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 *chip)
 		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

sound/ppc/awacs.h

@@ -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 */
 /* -------- ----- --- --- ----- */