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-rw-r--r--sound/pci/hda/patch_hdmi.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c
index 030ca8652a1c..87ca984bbf8d 100644
--- a/sound/pci/hda/patch_hdmi.c
+++ b/sound/pci/hda/patch_hdmi.c
@@ -1989,8 +1989,10 @@ static int patch_generic_hdmi(struct hda_codec *codec)
return -EINVAL;
}
codec->patch_ops = generic_hdmi_patch_ops;
- if (codec->vendor_id == 0x80862807)
+ if (codec->vendor_id == 0x80862807) {
codec->patch_ops.set_power_state = haswell_set_power_state;
+ codec->dp_mst = true;
+ }
generic_hdmi_init_per_pins(codec);
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