ALSA: HDA: Fix internal microphone on Dell Studio 16 XPS 1645

commit ffe535edb9a9c5b4d5fe03dfa3d89a1495580f1b upstream.

More than one user reports that changing the model from "both" to
"dmic" makes their Internal Mic work.

Tested-by: Martin Ling <martin-launchpad@earth.li>
BugLink: https://bugs.launchpad.net/bugs/795823
Signed-off-by: David Henningsson <david.henningsson@canonical.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 01da10bd8715a3b639a7df5019d5bf086f902c68..2fcd70d64da2d99073533d3ce4e9f8c01220b41a 100644 (file)
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -1598,7 +1598,7 @@ static struct snd_pci_quirk stac92hd73xx_cfg_tbl[] = {
        SND_PCI_QUIRK(PCI_VENDOR_ID_DELL, 0x02bd,
                                "Dell Studio 1557", STAC_DELL_M6_DMIC),
        SND_PCI_QUIRK(PCI_VENDOR_ID_DELL, 0x02fe,
-                               "Dell Studio XPS 1645", STAC_DELL_M6_BOTH),
+                               "Dell Studio XPS 1645", STAC_DELL_M6_DMIC),
        SND_PCI_QUIRK(PCI_VENDOR_ID_DELL, 0x0413,
                                "Dell Studio 1558", STAC_DELL_M6_DMIC),
        {} /* terminator */