ALSA: intel8x0: Add clock quirk entry for AD1981B on IBM ThinkPad X41.

The clock measurement on the AC'97 audio card found in the IBM ThinkPad X41
will often fail, so add a quirk entry to fix it.

Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=441087
Cc: <stable@vger.kernel.org>
Signed-off-by: Vittorio Gambaletta <linuxbugs@vittgam.net>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/sound/pci/intel8x0.c b/sound/pci/intel8x0.c
index 42bcbac801a322d0f7cf8df6961e9c6129ae0093..ccdab29a8b6680ed5e7d4efcf0d99fa482ece5fc 100644 (file)
--- a/sound/pci/intel8x0.c
+++ b/sound/pci/intel8x0.c
@@ -2879,6 +2879,7 @@ static void intel8x0_measure_ac97_clock(struct intel8x0 *chip)
 
 static struct snd_pci_quirk intel8x0_clock_list[] = {
        SND_PCI_QUIRK(0x0e11, 0x008a, "AD1885", 41000),
+       SND_PCI_QUIRK(0x1014, 0x0581, "AD1981B", 48000),
        SND_PCI_QUIRK(0x1028, 0x00be, "AD1885", 44100),
        SND_PCI_QUIRK(0x1028, 0x0177, "AD1980", 48000),
        SND_PCI_QUIRK(0x1028, 0x01ad, "AD1981B", 48000),