ALSA: hda - Fix pin-detection of Nvidia HDMI

[net-next-2.6.git] / sound / pci / hda / patch_hdmi.c

diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c
index 86067ee786324b294be637b202b5c16e381724d0..2fc53961054ede2dc5cf3b1e62cede04a86c389a 100644 (file)
--- a/sound/pci/hda/patch_hdmi.c
+++ b/sound/pci/hda/patch_hdmi.c
@@ -52,6 +52,10 @@ struct hdmi_spec {
         */
        struct hda_multi_out multiout;
        unsigned int codec_type;
+
+       /* misc flags */
+       /* PD bit indicates only the update, not the current state */
+       unsigned int old_pin_detect:1;
 };
 
 
@@ -616,6 +620,9 @@ static void hdmi_setup_audio_infoframe(struct hda_codec *codec, hda_nid_t nid,
  * Unsolicited events
  */
 
+static void hdmi_present_sense(struct hda_codec *codec, hda_nid_t pin_nid,
+                              struct hdmi_eld *eld);
+
 static void hdmi_intrinsic_event(struct hda_codec *codec, unsigned int res)
 {
        struct hdmi_spec *spec = codec->spec;
@@ -632,6 +639,12 @@ static void hdmi_intrinsic_event(struct hda_codec *codec, unsigned int res)
        if (index < 0)
                return;
 
+       if (spec->old_pin_detect) {
+               if (pind)
+                       hdmi_present_sense(codec, tag, &spec->sink_eld[index]);
+               pind = spec->sink_eld[index].monitor_present;
+       }
+
        spec->sink_eld[index].monitor_present = pind;
        spec->sink_eld[index].eld_valid = eldv;