ALSA: hda - Fix Dock Headphone on Thinkpad X250 seen as a Line Out

Thinkpad X250, when attached to a dock, has two headphone outs but
no line out. Make sure we don't try to turn this into one headphone
and one line out (since that disables the headphone amp on the dock).

Alsa-info at http://www.alsa-project.org/db/?f=36f8764e1d782397928feec715d0ef90dfddd4c1

Cc: stable@vger.kernel.org
Signed-off-by: David Henningsson <david.henningsson@canonical.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 431a20b17df4cae617b7258e641c96a8c0b32a21..8e02cdf21c0bc123882812b650de9ef12a5afb60 100644 (file)
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -4511,6 +4511,7 @@ enum {
        ALC255_FIXUP_HEADSET_MODE_NO_HP_MIC,
        ALC293_FIXUP_DELL1_MIC_NO_PRESENCE,
        ALC292_FIXUP_TPT440_DOCK,
+       ALC292_FIXUP_TPT440_DOCK2,
        ALC283_FIXUP_BXBT2807_MIC,
        ALC255_FIXUP_DELL_WMI_MIC_MUTE_LED,
        ALC282_FIXUP_ASPIRE_V5_PINS,
@@ -4960,6 +4961,12 @@ static const struct hda_fixup alc269_fixups[] = {
                .chain_id = ALC269_FIXUP_HEADSET_MODE
        },
        [ALC292_FIXUP_TPT440_DOCK] = {
+               .type = HDA_FIXUP_FUNC,
+               .v.func = alc269_fixup_pincfg_no_hp_to_lineout,
+               .chained = true,
+               .chain_id = ALC292_FIXUP_TPT440_DOCK2
+       },
+       [ALC292_FIXUP_TPT440_DOCK2] = {
                .type = HDA_FIXUP_PINS,
                .v.pins = (const struct hda_pintbl[]) {
                        { 0x16, 0x21211010 }, /* dock headphone */