[ALSA] sscape: support for audio part of VIVO cards

This patch adds support for audio part of the Ensoniq
SoundScape VIVO cards. The MIDI part is not supported.
Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>

sound/isa/sscape.c

@@ -142,10 +142,12 @@ enum card_type {
 struct soundscape {
 	spinlock_t lock;
 	unsigned io_base;
+	unsigned wss_base;
 	int codec_type;
 	int ic_type;
 	enum card_type type;
 	struct resource *io_res;
+	struct resource *wss_res;
 	struct snd_cs4231 *chip;
 	struct snd_mpu401 *mpu;
 	struct snd_hwdep *hw;
@@ -356,8 +358,9 @@ static inline void activate_ad1845_unsafe(unsigned io_base)
  */
 static void soundscape_free(struct snd_card *c)
 {
-	register struct soundscape *sscape = get_card_soundscape(c);
+	struct soundscape *sscape = get_card_soundscape(c);
 	release_and_free_resource(sscape->io_res);
+	release_and_free_resource(sscape->wss_res);
 	free_dma(sscape->chip->dma1);
 }
 
@@ -818,6 +821,7 @@ static int __devinit detect_sscape(struct soundscape *s)
 	unsigned long flags;
 	unsigned d;
 	int retval = 0;
+	int codec = s->wss_base;
 
 	spin_lock_irqsave(&s->lock, flags);
 
@@ -849,9 +853,27 @@ static int __devinit detect_sscape(struct soundscape *s)
 	outb(0xfe, ODIE_ADDR_IO(s->io_base));
 	if ((inb(ODIE_ADDR_IO(s->io_base)) & 0x9f) != 0x0e)
 		goto _done;
-	if ((inb(ODIE_DATA_IO(s->io_base)) & 0x9f) != 0x0e)
+
+	outb(0xfe, ODIE_ADDR_IO(s->io_base));
+	d = inb(ODIE_DATA_IO(s->io_base));
+	if (s->type != SSCAPE_VIVO && (d & 0x9f) != 0x0e)
 		goto _done;
 
+	d  = sscape_read_unsafe(s->io_base, GA_HMCTL_REG) & 0x3f;
+	sscape_write_unsafe(s->io_base, GA_HMCTL_REG, d | 0xc0);
+
+	if (s->type == SSCAPE_VIVO)
+		codec += 4;
+	/* wait for WSS codec */
+	for (d = 0; d < 500; d++) {
+		if ((inb(codec) & 0x80) == 0)
+			break;
+		spin_unlock_irqrestore(&s->lock, flags);
+		msleep(1);
+		spin_lock_irqsave(&s->lock, flags);
+	}
+	snd_printd(KERN_INFO "init delay = %d ms\n", d);
+
 	/*
 	 * SoundScape successfully detected!
 	 */
@@ -1018,6 +1040,9 @@ static int __devinit create_ad1845(struct snd_card *card, unsigned port,
 	struct snd_cs4231 *chip;
 	int err;
 
+	if (sscape->type == SSCAPE_VIVO)
+		port += 4;
+
 	if (dma1 == dma2)
 		dma2 = -1;
 
@@ -1046,6 +1071,8 @@ static int __devinit create_ad1845(struct snd_card *card, unsigned port,
     snd_cs4231_mce_down(chip);
  */
 
+		if (sscape->type != SSCAPE_VIVO) {
+			int val;
 			/*
 			 * The input clock frequency on the SoundScape must
 			 * be 14.31818 MHz, because we must set this register
@@ -1059,28 +1086,49 @@ static int __devinit create_ad1845(struct snd_card *card, unsigned port,
 
 			/*
 			 * More custom configuration:
-		 * a) select "mode 2", and provide a current drive of 8 mA
+			 * a) select "mode 2" and provide a current drive of 8mA
 			 * b) enable frequency selection (for capture/playback)
 			 */
 			spin_lock_irqsave(&chip->reg_lock, flags);
-		snd_cs4231_out(chip, CS4231_MISC_INFO, (CS4231_MODE2 | 0x10));
-		snd_cs4231_out(chip, AD1845_PWR_DOWN_CTRL, snd_cs4231_in(chip, AD1845_PWR_DOWN_CTRL) | AD1845_FREQ_SEL_ENABLE);
+			snd_cs4231_out(chip, CS4231_MISC_INFO,
+					CS4231_MODE2 | 0x10);
+			val = snd_cs4231_in(chip, AD1845_PWR_DOWN_CTRL);
+			snd_cs4231_out(chip, AD1845_PWR_DOWN_CTRL,
+					val | AD1845_FREQ_SEL_ENABLE);
 			spin_unlock_irqrestore(&chip->reg_lock, flags);
+		}
 
-		if ((err = snd_cs4231_pcm(chip, 0, &pcm)) < 0) {
-			snd_printk(KERN_ERR "sscape: No PCM device for AD1845 chip\n");
+		err = snd_cs4231_pcm(chip, 0, &pcm);
+		if (err < 0) {
+			snd_printk(KERN_ERR "sscape: No PCM device "
+					    "for AD1845 chip\n");
 			goto _error;
 		}
 
-		if ((err = snd_cs4231_mixer(chip)) < 0) {
-			snd_printk(KERN_ERR "sscape: No mixer device for AD1845 chip\n");
+		err = snd_cs4231_mixer(chip);
+		if (err < 0) {
+			snd_printk(KERN_ERR "sscape: No mixer device "
+					    "for AD1845 chip\n");
+			goto _error;
+		}
+		err = snd_cs4231_timer(chip, 0, NULL);
+		if (err < 0) {
+			snd_printk(KERN_ERR "sscape: No timer device "
+					    "for AD1845 chip\n");
 			goto _error;
 		}
 
-		if ((err = snd_ctl_add(card, snd_ctl_new1(&midi_mixer_ctl, chip))) < 0) {
-			snd_printk(KERN_ERR "sscape: Could not create MIDI mixer control\n");
+		if (sscape->type != SSCAPE_VIVO) {
+			err = snd_ctl_add(card,
+					  snd_ctl_new1(&midi_mixer_ctl, chip));
+			if (err < 0) {
+				snd_printk(KERN_ERR "sscape: Could not create "
+						    "MIDI mixer control\n");
 				goto _error;
 			}
+			chip->set_playback_format = ad1845_playback_format;
+			chip->set_capture_format = ad1845_capture_format;
+		}
 
 		strcpy(card->driver, "SoundScape");
 		strcpy(card->shortname, pcm->name);
@@ -1088,8 +1136,7 @@ static int __devinit create_ad1845(struct snd_card *card, unsigned port,
 			 "%s at 0x%lx, IRQ %d, DMA1 %d, DMA2 %d\n",
 			 pcm->name, chip->port, chip->irq,
 			 chip->dma1, chip->dma2);
-		chip->set_playback_format = ad1845_playback_format;
-		chip->set_capture_format = ad1845_capture_format;
+
 		sscape->chip = chip;
 	}
 
@@ -1104,12 +1151,13 @@ static int __devinit create_ad1845(struct snd_card *card, unsigned port,
  */
 static int __devinit create_sscape(int dev, struct snd_card *card)
 {
-	register struct soundscape *sscape;
-	register unsigned dma_cfg;
+	struct soundscape *sscape = get_card_soundscape(card);
+	unsigned dma_cfg;
 	unsigned irq_cfg;
 	unsigned mpu_irq_cfg;
 	unsigned xport;
 	struct resource *io_res;
+	struct resource *wss_res;
 	unsigned long flags;
 	int err;
 
@@ -1133,13 +1181,24 @@ static int __devinit create_sscape(int dev, struct snd_card *card)
 	 * Grab IO ports that we will need to probe so that we
 	 * can detect and control this hardware ...
 	 */
-	if ((io_res = request_region(xport, 8, "SoundScape")) == NULL) {
+	io_res = request_region(xport, 8, "SoundScape");
+	if (!io_res) {
 		snd_printk(KERN_ERR "sscape: can't grab port 0x%x\n", xport);
 		return -EBUSY;
 	}
+	wss_res = NULL;
+	if (sscape->type == SSCAPE_VIVO) {
+		wss_res = request_region(wss_port[dev], 4, "SoundScape");
+		if (!wss_res) {
+			snd_printk(KERN_ERR "sscape: can't grab port 0x%lx\n",
+					    wss_port[dev]);
+			err = -EBUSY;
+			goto _release_region;
+		}
+	}
 
 	/*
-	 * Grab both DMA channels (OK, only one for now) ...
+	 * Grab one DMA channel ...
 	 */
 	err = request_dma(dma[dev], "SoundScape");
 	if (err < 0) {
@@ -1147,11 +1206,12 @@ static int __devinit create_sscape(int dev, struct snd_card *card)
 		goto _release_region;
 	}
 
-	sscape = get_card_soundscape(card);
 	spin_lock_init(&sscape->lock);
 	spin_lock_init(&sscape->fwlock);
 	sscape->io_res = io_res;
+	sscape->wss_res = wss_res;
 	sscape->io_base = xport;
+	sscape->wss_base = wss_port[dev];
 
 	if (!detect_sscape(sscape)) {
 		printk(KERN_ERR "sscape: hardware not detected at 0x%x\n", sscape->io_base);
@@ -1162,23 +1222,28 @@ static int __devinit create_sscape(int dev, struct snd_card *card)
 	printk(KERN_INFO "sscape: hardware detected at 0x%x, using IRQ %d, DMA %d\n",
 			 sscape->io_base, irq[dev], dma[dev]);
 
+	if (sscape->type != SSCAPE_VIVO) {
 		/*
 		 * Now create the hardware-specific device so that we can
 		 * load the microcode into the on-board processor.
 		 * We cannot use the MPU-401 MIDI system until this firmware
 		 * has been loaded into the card.
 		 */
-	if ((err = snd_hwdep_new(card, "MC68EC000", 0, &(sscape->hw))) < 0) {
-		printk(KERN_ERR "sscape: Failed to create firmware device\n");
+		err = snd_hwdep_new(card, "MC68EC000", 0, &(sscape->hw));
+		if (err < 0) {
+			printk(KERN_ERR "sscape: Failed to create "
+					"firmware device\n");
 			goto _release_dma;
 		}
-	strlcpy(sscape->hw->name, "SoundScape M68K", sizeof(sscape->hw->name));
+		strlcpy(sscape->hw->name, "SoundScape M68K",
+			sizeof(sscape->hw->name));
 		sscape->hw->name[sizeof(sscape->hw->name) - 1] = '\0';
 		sscape->hw->iface = SNDRV_HWDEP_IFACE_SSCAPE;
 		sscape->hw->ops.open = sscape_hw_open;
 		sscape->hw->ops.release = sscape_hw_release;
 		sscape->hw->ops.ioctl = sscape_hw_ioctl;
 		sscape->hw->private_data = sscape;
+	}
 
 	/*
 	 * Tell the on-board devices where their resources are (I think -
@@ -1220,8 +1285,12 @@ static int __devinit create_sscape(int dev, struct snd_card *card)
 		goto _release_dma;
 	}
 #define MIDI_DEVNUM  0
-	if ((err = create_mpu401(card, MIDI_DEVNUM, MPU401_IO(xport), mpu_irq[dev])) < 0) {
-		printk(KERN_ERR "sscape: Failed to create MPU-401 device at 0x%x\n",
+	if (sscape->type != SSCAPE_VIVO) {
+		err = create_mpu401(card, MIDI_DEVNUM,
+				    MPU401_IO(xport), mpu_irq[dev]);
+		if (err < 0) {
+			printk(KERN_ERR "sscape: Failed to create "
+					"MPU-401 device at 0x%x\n",
 					MPU401_IO(xport));
 			goto _release_dma;
 		}
@@ -1238,6 +1307,7 @@ static int __devinit create_sscape(int dev, struct snd_card *card)
 		host_write_ctrl_unsafe(sscape->io_base, CMD_SET_MIDI_VOL, 100);
 		host_write_ctrl_unsafe(sscape->io_base, 0, 100);
 		host_write_ctrl_unsafe(sscape->io_base, CMD_XXX_MIDI_VOL, 100);
+	}
 
 	/*
 	 * Now that we have successfully created this sound card,
@@ -1253,6 +1323,7 @@ static int __devinit create_sscape(int dev, struct snd_card *card)
 	free_dma(dma[dev]);
 
 _release_region:
+	release_and_free_resource(wss_res);
 	release_and_free_resource(io_res);
 
 	return err;
@@ -1404,12 +1475,6 @@ static int __devinit sscape_pnp_detect(struct pnp_card_link *pcard,
 	else
 		sscape->type = SSCAPE_PNP;
 
-	/* VIVO fails for now */
-	if (sscape->type == SSCAPE_VIVO) {
-		ret = -ENODEV;
-		goto _release_card;
-	}
-
 	/*
 	 * Read the correct parameters off the ISA PnP bus ...
 	 */
@@ -1417,8 +1482,13 @@ static int __devinit sscape_pnp_detect(struct pnp_card_link *pcard,
 	irq[idx] = pnp_irq(dev, 0);
 	mpu_irq[idx] = pnp_irq(dev, 1);
 	dma[idx] = pnp_dma(dev, 0) & 0x03;
+	if (sscape->type == SSCAPE_PNP) {
 		dma2[idx] = dma[idx];
 		wss_port[idx] = CODEC_IO(port[idx]);
+	} else {
+		wss_port[idx] = pnp_port_start(dev, 1);
+		dma2[idx] = pnp_dma(dev, 1);
+	}
 
 	ret = create_sscape(idx, card);
 	if (ret < 0)