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-rw-r--r--sound/pci/hda/hda_intel.c28
1 files changed, 27 insertions, 1 deletions
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index 83d1ba7..b9a8e23 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -1503,6 +1503,31 @@ static int azx_dev_free(struct snd_device *device)
}
/*
+ * white/black-listing for position_fix
+ */
+static const struct snd_pci_quirk position_fix_list[] __devinitdata = {
+ SND_PCI_QUIRK(0x1028, 0x01cc, "Dell D820", POS_FIX_NONE),
+ {}
+};
+
+static int __devinit check_position_fix(struct azx *chip, int fix)
+{
+ const struct snd_pci_quirk *q;
+
+ if (fix == POS_FIX_AUTO) {
+ q = snd_pci_quirk_lookup(chip->pci, position_fix_list);
+ if (q) {
+ snd_printdd(KERN_INFO
+ "hda_intel: position_fix set to %d "
+ "for device %04x:%04x\n",
+ q->value, q->subvendor, q->subdevice);
+ return q->value;
+ }
+ }
+ return fix;
+}
+
+/*
* constructor
*/
static int __devinit azx_create(struct snd_card *card, struct pci_dev *pci,
@@ -1536,7 +1561,8 @@ static int __devinit azx_create(struct snd_card *card, struct pci_dev *pci,
chip->driver_type = driver_type;
chip->msi = enable_msi;
- chip->position_fix = position_fix;
+ chip->position_fix = check_position_fix(chip, position_fix);
+
chip->single_cmd = single_cmd;
#if BITS_PER_LONG != 64