---

yaml
---
r: 81637
b: refs/heads/master
c: bcd7200
h: refs/heads/master
i:
  81635: c55b10f
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: fb920b7d8b65f253671073d40d490d0968151680
+refs/heads/master: bcd7200394bde40e3735054fc660b6f5012638b3

trunk/sound/pci/hda/hda_intel.c

@@ -1708,12 +1708,13 @@ static int __devinit azx_create(struct snd_card *card, struct pci_dev *pci,
 {
 	struct azx *chip;
 	int err;
+	unsigned short gcap;
 	static struct snd_device_ops ops = {
 		.dev_free = azx_dev_free,
 	};
 
 	*rchip = NULL;
-	
+
 	err = pci_enable_device(pci);
 	if (err < 0)
 		return err;
@@ -1775,25 +1776,40 @@ static int __devinit azx_create(struct snd_card *card, struct pci_dev *pci,
 	pci_set_master(pci);
 	synchronize_irq(chip->irq);
 
-	switch (chip->driver_type) {
-	case AZX_DRIVER_ULI:
-		chip->playback_streams = ULI_NUM_PLAYBACK;
-		chip->capture_streams = ULI_NUM_CAPTURE;
-		chip->playback_index_offset = ULI_PLAYBACK_INDEX;
-		chip->capture_index_offset = ULI_CAPTURE_INDEX;
-		break;
-	case AZX_DRIVER_ATIHDMI:
-		chip->playback_streams = ATIHDMI_NUM_PLAYBACK;
-		chip->capture_streams = ATIHDMI_NUM_CAPTURE;
-		chip->playback_index_offset = ATIHDMI_PLAYBACK_INDEX;
-		chip->capture_index_offset = ATIHDMI_CAPTURE_INDEX;
-		break;
-	default:
-		chip->playback_streams = ICH6_NUM_PLAYBACK;
-		chip->capture_streams = ICH6_NUM_CAPTURE;
-		chip->playback_index_offset = ICH6_PLAYBACK_INDEX;
-		chip->capture_index_offset = ICH6_CAPTURE_INDEX;
-		break;
+	gcap = azx_readw(chip, GCAP);
+	snd_printdd("chipset global capabilities = 0x%x\n", gcap);
+
+	if (gcap) {
+		/* read number of streams from GCAP register instead of using
+		 * hardcoded value
+		 */
+		chip->playback_streams = (gcap & (0xF << 12)) >> 12;
+		chip->capture_streams = (gcap & (0xF << 8)) >> 8;
+		chip->playback_index_offset = (gcap & (0xF << 12)) >> 12;
+		chip->capture_index_offset = 0;
+	} else {
+		/* gcap didn't give any info, switching to old method */
+
+		switch (chip->driver_type) {
+		case AZX_DRIVER_ULI:
+			chip->playback_streams = ULI_NUM_PLAYBACK;
+			chip->capture_streams = ULI_NUM_CAPTURE;
+			chip->playback_index_offset = ULI_PLAYBACK_INDEX;
+			chip->capture_index_offset = ULI_CAPTURE_INDEX;
+			break;
+		case AZX_DRIVER_ATIHDMI:
+			chip->playback_streams = ATIHDMI_NUM_PLAYBACK;
+			chip->capture_streams = ATIHDMI_NUM_CAPTURE;
+			chip->playback_index_offset = ATIHDMI_PLAYBACK_INDEX;
+			chip->capture_index_offset = ATIHDMI_CAPTURE_INDEX;
+			break;
+		default:
+			chip->playback_streams = ICH6_NUM_PLAYBACK;
+			chip->capture_streams = ICH6_NUM_CAPTURE;
+			chip->playback_index_offset = ICH6_PLAYBACK_INDEX;
+			chip->capture_index_offset = ICH6_CAPTURE_INDEX;
+			break;
+		}
 	}
 	chip->num_streams = chip->playback_streams + chip->capture_streams;
 	chip->azx_dev = kcalloc(chip->num_streams, sizeof(*chip->azx_dev),