diff options
Diffstat (limited to 'sound/soc')
-rw-r--r-- | sound/soc/codecs/hdac_hdmi.c | 76 |
1 files changed, 34 insertions, 42 deletions
diff --git a/sound/soc/codecs/hdac_hdmi.c b/sound/soc/codecs/hdac_hdmi.c index c0b49f4b7074..2a370d694f6d 100644 --- a/sound/soc/codecs/hdac_hdmi.c +++ b/sound/soc/codecs/hdac_hdmi.c @@ -85,10 +85,6 @@ struct hdac_hdmi_pin { hda_nid_t mux_nids[HDA_MAX_CONNECTIONS]; struct hdac_hdmi_eld eld; struct hdac_ext_device *edev; - struct mutex lock; - bool chmap_set; - unsigned char chmap[8]; /* ALSA API channel-map */ - int channels; /* current number of channels */ }; struct hdac_hdmi_pcm { @@ -100,6 +96,9 @@ struct hdac_hdmi_pcm { int stream_tag; int channels; int format; + bool chmap_set; + unsigned char chmap[8]; /* ALSA API channel-map */ + struct mutex lock; }; struct hdac_hdmi_dai_pin_map { @@ -217,13 +216,13 @@ struct dp_audio_infoframe { }; static int hdac_hdmi_setup_audio_infoframe(struct hdac_ext_device *hdac, - hda_nid_t cvt_nid, hda_nid_t pin_nid) + struct hdac_hdmi_pcm *pcm, struct hdac_hdmi_pin *pin) { uint8_t buffer[HDMI_INFOFRAME_HEADER_SIZE + HDMI_AUDIO_INFOFRAME_SIZE]; struct hdmi_audio_infoframe frame; struct dp_audio_infoframe dp_ai; struct hdac_hdmi_priv *hdmi = hdac->private_data; - struct hdac_hdmi_pin *pin; + struct hdac_hdmi_cvt *cvt = pcm->cvt; u8 *dip; int ret; int i; @@ -231,19 +230,14 @@ static int hdac_hdmi_setup_audio_infoframe(struct hdac_ext_device *hdac, u8 conn_type; int channels, ca; - list_for_each_entry(pin, &hdmi->pin_list, head) { - if (pin->nid == pin_nid) - break; - } - ca = snd_hdac_channel_allocation(&hdac->hdac, pin->eld.info.spk_alloc, - pin->channels, pin->chmap_set, true, pin->chmap); + pcm->channels, pcm->chmap_set, true, pcm->chmap); channels = snd_hdac_get_active_channels(ca); - hdmi->chmap.ops.set_channel_count(&hdac->hdac, cvt_nid, channels); + hdmi->chmap.ops.set_channel_count(&hdac->hdac, cvt->nid, channels); snd_hdac_setup_channel_mapping(&hdmi->chmap, pin->nid, false, ca, - pin->channels, pin->chmap, pin->chmap_set); + pcm->channels, pcm->chmap, pcm->chmap_set); eld_buf = pin->eld.eld_buffer; conn_type = drm_eld_get_conn_type(eld_buf); @@ -279,26 +273,26 @@ static int hdac_hdmi_setup_audio_infoframe(struct hdac_ext_device *hdac, } /* stop infoframe transmission */ - hdac_hdmi_set_dip_index(hdac, pin_nid, 0x0, 0x0); - snd_hdac_codec_write(&hdac->hdac, pin_nid, 0, + hdac_hdmi_set_dip_index(hdac, pin->nid, 0x0, 0x0); + snd_hdac_codec_write(&hdac->hdac, pin->nid, 0, AC_VERB_SET_HDMI_DIP_XMIT, AC_DIPXMIT_DISABLE); /* Fill infoframe. Index auto-incremented */ - hdac_hdmi_set_dip_index(hdac, pin_nid, 0x0, 0x0); + hdac_hdmi_set_dip_index(hdac, pin->nid, 0x0, 0x0); if (conn_type == DRM_ELD_CONN_TYPE_HDMI) { for (i = 0; i < sizeof(buffer); i++) - snd_hdac_codec_write(&hdac->hdac, pin_nid, 0, + snd_hdac_codec_write(&hdac->hdac, pin->nid, 0, AC_VERB_SET_HDMI_DIP_DATA, buffer[i]); } else { for (i = 0; i < sizeof(dp_ai); i++) - snd_hdac_codec_write(&hdac->hdac, pin_nid, 0, + snd_hdac_codec_write(&hdac->hdac, pin->nid, 0, AC_VERB_SET_HDMI_DIP_DATA, dip[i]); } /* Start infoframe */ - hdac_hdmi_set_dip_index(hdac, pin_nid, 0x0, 0x0); - snd_hdac_codec_write(&hdac->hdac, pin_nid, 0, + hdac_hdmi_set_dip_index(hdac, pin->nid, 0x0, 0x0); + snd_hdac_codec_write(&hdac->hdac, pin->nid, 0, AC_VERB_SET_HDMI_DIP_XMIT, AC_DIPXMIT_BEST); return 0; @@ -476,18 +470,22 @@ static void hdac_hdmi_pcm_close(struct snd_pcm_substream *substream, struct hdac_ext_device *hdac = snd_soc_dai_get_drvdata(dai); struct hdac_hdmi_priv *hdmi = hdac->private_data; struct hdac_hdmi_dai_pin_map *dai_map; + struct hdac_hdmi_pcm *pcm; dai_map = &hdmi->dai_map[dai->id]; - if (dai_map->pin) { - mutex_lock(&dai_map->pin->lock); - dai_map->pin->chmap_set = false; - memset(dai_map->pin->chmap, 0, sizeof(dai_map->pin->chmap)); - dai_map->pin->channels = 0; - mutex_unlock(&dai_map->pin->lock); + pcm = hdac_hdmi_get_pcm_from_cvt(hdmi, dai_map->cvt); - dai_map->pin = NULL; + if (pcm) { + mutex_lock(&pcm->lock); + pcm->chmap_set = false; + memset(pcm->chmap, 0, sizeof(pcm->chmap)); + pcm->channels = 0; + mutex_unlock(&pcm->lock); } + + if (dai_map->pin) + dai_map->pin = NULL; } static int @@ -611,8 +609,7 @@ static int hdac_hdmi_pin_output_widget_event(struct snd_soc_dapm_widget *w, hdac_hdmi_set_amp(edev, pin->nid, AMP_OUT_UNMUTE); - return hdac_hdmi_setup_audio_infoframe(edev, pcm->cvt->nid, - pin->nid); + return hdac_hdmi_setup_audio_infoframe(edev, pcm, pin); case SND_SOC_DAPM_POST_PMD: hdac_hdmi_set_amp(edev, pin->nid, AMP_OUT_MUTE); @@ -1110,7 +1107,6 @@ static int hdac_hdmi_add_pin(struct hdac_ext_device *edev, hda_nid_t nid) hdmi->num_pin++; pin->edev = edev; - mutex_init(&pin->lock); return 0; } @@ -1361,6 +1357,7 @@ int hdac_hdmi_jack_init(struct snd_soc_dai *dai, int device) return -ENOMEM; pcm->pcm_id = device; pcm->cvt = hdmi->dai_map[dai->id].cvt; + mutex_init(&pcm->lock); snd_pcm = hdac_hdmi_get_pcm_from_id(dai->component->card, device); if (snd_pcm) { @@ -1506,13 +1503,8 @@ static void hdac_hdmi_get_chmap(struct hdac_device *hdac, int pcm_idx, struct hdac_ext_device *edev = to_ehdac_device(hdac); struct hdac_hdmi_priv *hdmi = edev->private_data; struct hdac_hdmi_pcm *pcm = get_hdmi_pcm_from_id(hdmi, pcm_idx); - struct hdac_hdmi_pin *pin = pcm->pin; - - /* chmap is already set to 0 in caller */ - if (!pin) - return; - memcpy(chmap, pin->chmap, ARRAY_SIZE(pin->chmap)); + memcpy(chmap, pcm->chmap, ARRAY_SIZE(pcm->chmap)); } static void hdac_hdmi_set_chmap(struct hdac_device *hdac, int pcm_idx, @@ -1523,12 +1515,12 @@ static void hdac_hdmi_set_chmap(struct hdac_device *hdac, int pcm_idx, struct hdac_hdmi_pcm *pcm = get_hdmi_pcm_from_id(hdmi, pcm_idx); struct hdac_hdmi_pin *pin = pcm->pin; - mutex_lock(&pin->lock); - pin->chmap_set = true; - memcpy(pin->chmap, chmap, ARRAY_SIZE(pin->chmap)); + mutex_lock(&pcm->lock); + pcm->chmap_set = true; + memcpy(pcm->chmap, chmap, ARRAY_SIZE(pcm->chmap)); if (prepared) - hdac_hdmi_setup_audio_infoframe(edev, pcm->cvt->nid, pin->nid); - mutex_unlock(&pin->lock); + hdac_hdmi_setup_audio_infoframe(edev, pcm, pin); + mutex_unlock(&pcm->lock); } static bool is_hdac_hdmi_pcm_attached(struct hdac_device *hdac, int pcm_idx) |