diff options
| -rw-r--r-- | sound/pci/hda/patch_hdmi.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c index ede82156da0f..32930e668854 100644 --- a/sound/pci/hda/patch_hdmi.c +++ b/sound/pci/hda/patch_hdmi.c @@ -1018,6 +1018,41 @@ static void hdmi_unsol_event(struct hda_codec *codec, unsigned int res) hdmi_non_intrinsic_event(codec, res); } +static void haswell_verify_pin_D0(struct hda_codec *codec, hda_nid_t nid) +{ + int pwr, lamp, ramp; + + pwr = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_POWER_STATE, 0); + pwr = (pwr & AC_PWRST_ACTUAL) >> AC_PWRST_ACTUAL_SHIFT; + if (pwr != AC_PWRST_D0) { + snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_POWER_STATE, + AC_PWRST_D0); + msleep(40); + pwr = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_POWER_STATE, 0); + pwr = (pwr & AC_PWRST_ACTUAL) >> AC_PWRST_ACTUAL_SHIFT; + snd_printd("Haswell HDMI audio: Power for pin 0x%x is now D%d\n", nid, pwr); + } + + lamp = snd_hda_codec_read(codec, nid, 0, + AC_VERB_GET_AMP_GAIN_MUTE, + AC_AMP_GET_LEFT | AC_AMP_GET_OUTPUT); + ramp = snd_hda_codec_read(codec, nid, 0, + AC_VERB_GET_AMP_GAIN_MUTE, + AC_AMP_GET_RIGHT | AC_AMP_GET_OUTPUT); + if (lamp != ramp) { + snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_AMP_GAIN_MUTE, + AC_AMP_SET_RIGHT | AC_AMP_SET_OUTPUT | lamp); + + lamp = snd_hda_codec_read(codec, nid, 0, + AC_VERB_GET_AMP_GAIN_MUTE, + AC_AMP_GET_LEFT | AC_AMP_GET_OUTPUT); + ramp = snd_hda_codec_read(codec, nid, 0, + AC_VERB_GET_AMP_GAIN_MUTE, + AC_AMP_GET_RIGHT | AC_AMP_GET_OUTPUT); + snd_printd("Haswell HDMI audio: Mute after set on pin 0x%x: [0x%x 0x%x]\n", nid, lamp, ramp); + } +} + /* * Callbacks */ @@ -1032,6 +1067,9 @@ static int hdmi_setup_stream(struct hda_codec *codec, hda_nid_t cvt_nid, int pinctl; int new_pinctl = 0; + if (codec->vendor_id == 0x80862807) + haswell_verify_pin_D0(codec, pin_nid); + if (snd_hda_query_pin_caps(codec, pin_nid) & AC_PINCAP_HBR) { pinctl = snd_hda_codec_read(codec, pin_nid, 0, AC_VERB_GET_PIN_WIDGET_CONTROL, 0); |