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-rw-r--r--sound/pci/hda/patch_hdmi.c40
1 files changed, 36 insertions, 4 deletions
diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c
index 64f0a5e73a25..5ef95034d041 100644
--- a/sound/pci/hda/patch_hdmi.c
+++ b/sound/pci/hda/patch_hdmi.c
@@ -132,6 +132,9 @@ struct hdmi_spec {
struct hdmi_eld temp_eld;
struct hdmi_ops ops;
+
+ bool dyn_pin_out;
+
/*
* Non-generic VIA/NVIDIA specific
*/
@@ -500,15 +503,25 @@ static void hdmi_write_dip_byte(struct hda_codec *codec, hda_nid_t pin_nid,
static void hdmi_init_pin(struct hda_codec *codec, hda_nid_t pin_nid)
{
+ struct hdmi_spec *spec = codec->spec;
+ int pin_out;
+
/* Unmute */
if (get_wcaps(codec, pin_nid) & AC_WCAP_OUT_AMP)
snd_hda_codec_write(codec, pin_nid, 0,
AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE);
- /* Enable pin out: some machines with GM965 gets broken output when
- * the pin is disabled or changed while using with HDMI
- */
+
+ if (spec->dyn_pin_out)
+ /* Disable pin out until stream is active */
+ pin_out = 0;
+ else
+ /* Enable pin out: some machines with GM965 gets broken output
+ * when the pin is disabled or changed while using with HDMI
+ */
+ pin_out = PIN_OUT;
+
snd_hda_codec_write(codec, pin_nid, 0,
- AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT);
+ AC_VERB_SET_PIN_WIDGET_CONTROL, pin_out);
}
static int hdmi_get_channel_count(struct hda_codec *codec, hda_nid_t cvt_nid)
@@ -1735,6 +1748,7 @@ static int generic_hdmi_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
hda_nid_t pin_nid = per_pin->pin_nid;
bool non_pcm;
+ int pinctl;
non_pcm = check_non_pcm_per_cvt(codec, cvt_nid);
mutex_lock(&per_pin->lock);
@@ -1744,6 +1758,14 @@ static int generic_hdmi_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
hdmi_setup_audio_infoframe(codec, per_pin, non_pcm);
mutex_unlock(&per_pin->lock);
+ if (spec->dyn_pin_out) {
+ pinctl = snd_hda_codec_read(codec, pin_nid, 0,
+ AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
+ snd_hda_codec_write(codec, pin_nid, 0,
+ AC_VERB_SET_PIN_WIDGET_CONTROL,
+ pinctl | PIN_OUT);
+ }
+
return spec->ops.setup_stream(codec, cvt_nid, pin_nid, stream_tag, format);
}
@@ -1763,6 +1785,7 @@ static int hdmi_pcm_close(struct hda_pcm_stream *hinfo,
int cvt_idx, pin_idx;
struct hdmi_spec_per_cvt *per_cvt;
struct hdmi_spec_per_pin *per_pin;
+ int pinctl;
if (hinfo->nid) {
cvt_idx = cvt_nid_to_cvt_index(spec, hinfo->nid);
@@ -1779,6 +1802,14 @@ static int hdmi_pcm_close(struct hda_pcm_stream *hinfo,
return -EINVAL;
per_pin = get_pin(spec, pin_idx);
+ if (spec->dyn_pin_out) {
+ pinctl = snd_hda_codec_read(codec, per_pin->pin_nid, 0,
+ AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
+ snd_hda_codec_write(codec, per_pin->pin_nid, 0,
+ AC_VERB_SET_PIN_WIDGET_CONTROL,
+ pinctl & ~PIN_OUT);
+ }
+
snd_hda_spdif_ctls_unassign(codec, pin_idx);
mutex_lock(&per_pin->lock);
@@ -2840,6 +2871,7 @@ static int patch_nvhdmi(struct hda_codec *codec)
return err;
spec = codec->spec;
+ spec->dyn_pin_out = true;
spec->ops.chmap_cea_alloc_validate_get_type =
nvhdmi_chmap_cea_alloc_validate_get_type;