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

commit 4061db03dd71d195b9973ee466f6ed32f6a3fc16 upstream.

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
Signed-off-by: Vittorio Gambaletta <linuxbugs@vittgam.net>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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),