2 files changed, 4 insertions, 0 deletions

diff --git a/sound/pci/hda/hda_generic.c b/sound/pci/hda/hda_generic.c
index 8e7ce7d2c138..b488c62ed97d 100644
--- a/sound/pci/hda/hda_generic.c
+++ b/sound/pci/hda/hda_generic.c
@@ -3034,6 +3034,9 @@ static int check_auto_mic_availability(struct hda_codec *codec)
         unsigned int types;
         int i, num_pins;
 
+        if (spec->suppress_auto_mic)
+                return 0;
+
         types = 0;
         num_pins = 0;
         for (i = 0; i < cfg->num_inputs; i++) {
diff --git a/sound/pci/hda/hda_generic.h b/sound/pci/hda/hda_generic.h
index 343195c827e4..1763e33b90ef 100644
--- a/sound/pci/hda/hda_generic.h
+++ b/sound/pci/hda/hda_generic.h
@@ -175,6 +175,7 @@ struct hda_gen_spec {
         unsigned int automute_speaker_possible:1; /* there are speakers and either LO or HP */
         unsigned int automute_lo_possible:1;      /* there are line outs and HP */
         unsigned int keep_vref_in_automute:1; /* Don't clear VREF in automute */
+        unsigned int suppress_auto_mic:1; /* suppress input jack auto switch */
         unsigned int line_in_auto_switch:1; /* allow line-in auto switch */
 
         /* other flags */