struct hdac_hdmi_pin *pin;
struct hdac_hdmi_cvt *cvt;
struct snd_jack *jack;
+ int stream_tag;
+ int channels;
+ int format;
};
struct hdac_hdmi_dai_pin_map {
struct hdac_chmap chmap;
};
-static void hdac_hdmi_enable_cvt(struct hdac_ext_device *edev,
- struct hdac_hdmi_dai_pin_map *dai_map);
+static struct hdac_hdmi_pcm *
+hdac_hdmi_get_pcm_from_cvt(struct hdac_hdmi_priv *hdmi,
+ struct hdac_hdmi_cvt *cvt)
+{
+ struct hdac_hdmi_pcm *pcm = NULL;
+
+ list_for_each_entry(pcm, &hdmi->pcm_list, head) {
+ if (pcm->cvt == cvt)
+ break;
+ }
-static int hdac_hdmi_enable_pin(struct hdac_ext_device *hdac,
- struct hdac_hdmi_dai_pin_map *dai_map);
+ return pcm;
+}
static struct hdac_hdmi_pcm *get_hdmi_pcm_from_id(struct hdac_hdmi_priv *hdmi,
int pcm_idx)
}
-static int hdac_hdmi_setup_stream(struct hdac_ext_device *hdac,
- hda_nid_t cvt_nid, hda_nid_t pin_nid,
- u32 stream_tag, int format)
-{
- unsigned int val;
-
- dev_dbg(&hdac->hdac.dev, "cvt nid %d pnid %d stream %d format 0x%x\n",
- cvt_nid, pin_nid, stream_tag, format);
-
- val = (stream_tag << 4);
-
- snd_hdac_codec_write(&hdac->hdac, cvt_nid, 0,
- AC_VERB_SET_CHANNEL_STREAMID, val);
- snd_hdac_codec_write(&hdac->hdac, cvt_nid, 0,
- AC_VERB_SET_STREAM_FORMAT, format);
-
- return 0;
-}
-
static void
hdac_hdmi_set_dip_index(struct hdac_ext_device *hdac, hda_nid_t pin_nid,
int packet_index, int byte_index)
return 0;
}
-static void hdac_hdmi_set_power_state(struct hdac_ext_device *edev,
- struct hdac_hdmi_dai_pin_map *dai_map, unsigned int pwr_state)
+static int hdac_hdmi_set_tdm_slot(struct snd_soc_dai *dai,
+ unsigned int tx_mask, unsigned int rx_mask,
+ int slots, int slot_width)
{
- /* Power up pin widget */
- if (!snd_hdac_check_power_state(&edev->hdac, dai_map->pin->nid,
- pwr_state))
- snd_hdac_codec_write(&edev->hdac, dai_map->pin->nid, 0,
- AC_VERB_SET_POWER_STATE, pwr_state);
-
- /* Power up converter */
- if (!snd_hdac_check_power_state(&edev->hdac, dai_map->cvt->nid,
- pwr_state))
- snd_hdac_codec_write(&edev->hdac, dai_map->cvt->nid, 0,
- AC_VERB_SET_POWER_STATE, pwr_state);
-}
-
-static int hdac_hdmi_playback_prepare(struct snd_pcm_substream *substream,
- struct snd_soc_dai *dai)
-{
- struct hdac_ext_device *hdac = snd_soc_dai_get_drvdata(dai);
- struct hdac_hdmi_priv *hdmi = hdac->private_data;
+ struct hdac_ext_device *edev = snd_soc_dai_get_drvdata(dai);
+ struct hdac_hdmi_priv *hdmi = edev->private_data;
struct hdac_hdmi_dai_pin_map *dai_map;
- struct hdac_hdmi_pin *pin;
- struct hdac_ext_dma_params *dd;
- int ret;
+ struct hdac_hdmi_pcm *pcm;
+
+ dev_dbg(&edev->hdac.dev, "%s: strm_tag: %d\n", __func__, tx_mask);
dai_map = &hdmi->dai_map[dai->id];
- pin = dai_map->pin;
- dd = (struct hdac_ext_dma_params *)snd_soc_dai_get_dma_data(dai, substream);
- dev_dbg(&hdac->hdac.dev, "stream tag from cpu dai %d format in cvt 0x%x\n",
- dd->stream_tag, dd->format);
+ pcm = hdac_hdmi_get_pcm_from_cvt(hdmi, dai_map->cvt);
- hdac_hdmi_enable_cvt(hdac, dai_map);
- ret = hdac_hdmi_enable_pin(hdac, dai_map);
- if (ret < 0)
- return ret;
- mutex_lock(&pin->lock);
- pin->channels = substream->runtime->channels;
+ if (pcm)
+ pcm->stream_tag = (tx_mask << 4);
- ret = hdac_hdmi_setup_audio_infoframe(hdac, dai_map->cvt->nid,
- dai_map->pin->nid);
- mutex_unlock(&pin->lock);
- if (ret < 0)
- return ret;
-
- return hdac_hdmi_setup_stream(hdac, dai_map->cvt->nid,
- dai_map->pin->nid, dd->stream_tag, dd->format);
+ return 0;
}
static int hdac_hdmi_set_hw_params(struct snd_pcm_substream *substream,
struct hdac_hdmi_priv *hdmi = hdac->private_data;
struct hdac_hdmi_dai_pin_map *dai_map;
struct hdac_hdmi_pin *pin;
- struct hdac_ext_dma_params *dd;
+ struct hdac_hdmi_pcm *pcm;
+ int format;
dai_map = &hdmi->dai_map[dai->id];
pin = dai_map->pin;
return -ENODEV;
}
- dd = snd_soc_dai_get_dma_data(dai, substream);
- if (!dd) {
- dd = kzalloc(sizeof(*dd), GFP_KERNEL);
- if (!dd)
- return -ENOMEM;
- }
-
- dd->format = snd_hdac_calc_stream_format(params_rate(hparams),
+ format = snd_hdac_calc_stream_format(params_rate(hparams),
params_channels(hparams), params_format(hparams),
24, 0);
- snd_soc_dai_set_dma_data(dai, substream, (void *)dd);
-
- return 0;
-}
-
-static int hdac_hdmi_playback_cleanup(struct snd_pcm_substream *substream,
- struct snd_soc_dai *dai)
-{
- struct hdac_ext_dma_params *dd;
-
- dd = (struct hdac_ext_dma_params *)snd_soc_dai_get_dma_data(dai, substream);
-
- if (dd) {
- snd_soc_dai_set_dma_data(dai, substream, NULL);
- kfree(dd);
- }
-
- return 0;
-}
-
-static void hdac_hdmi_enable_cvt(struct hdac_ext_device *edev,
- struct hdac_hdmi_dai_pin_map *dai_map)
-{
- /* Enable transmission */
- snd_hdac_codec_write(&edev->hdac, dai_map->cvt->nid, 0,
- AC_VERB_SET_DIGI_CONVERT_1, 1);
-
- /* Category Code (CC) to zero */
- snd_hdac_codec_write(&edev->hdac, dai_map->cvt->nid, 0,
- AC_VERB_SET_DIGI_CONVERT_2, 0);
-}
-
-static int hdac_hdmi_enable_pin(struct hdac_ext_device *hdac,
- struct hdac_hdmi_dai_pin_map *dai_map)
-{
- int mux_idx;
- struct hdac_hdmi_pin *pin = dai_map->pin;
-
- for (mux_idx = 0; mux_idx < pin->num_mux_nids; mux_idx++) {
- if (pin->mux_nids[mux_idx] == dai_map->cvt->nid) {
- snd_hdac_codec_write(&hdac->hdac, pin->nid, 0,
- AC_VERB_SET_CONNECT_SEL, mux_idx);
- break;
- }
- }
-
- if (mux_idx == pin->num_mux_nids)
+ pcm = hdac_hdmi_get_pcm_from_cvt(hdmi, dai_map->cvt);
+ if (!pcm)
return -EIO;
- /* Enable out path for this pin widget */
- snd_hdac_codec_write(&hdac->hdac, pin->nid, 0,
- AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT);
-
- hdac_hdmi_set_power_state(hdac, dai_map, AC_PWRST_D0);
-
- snd_hdac_codec_write(&hdac->hdac, pin->nid, 0,
- AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE);
+ pcm->format = format;
+ pcm->channels = params_channels(hparams);
return 0;
}
pin->eld.eld_buffer);
}
-static int hdac_hdmi_trigger(struct snd_pcm_substream *substream, int cmd,
- struct snd_soc_dai *dai)
-{
-
- switch (cmd) {
- case SNDRV_PCM_TRIGGER_RESUME:
- case SNDRV_PCM_TRIGGER_START:
- case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
- return hdac_hdmi_playback_prepare(substream, dai);
-
- default:
- return 0;
- }
-
- return 0;
-}
-
static void hdac_hdmi_pcm_close(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
dai_map = &hdmi->dai_map[dai->id];
if (dai_map->pin) {
- snd_hdac_codec_write(&hdac->hdac, dai_map->cvt->nid, 0,
- AC_VERB_SET_CHANNEL_STREAMID, 0);
- snd_hdac_codec_write(&hdac->hdac, dai_map->cvt->nid, 0,
- AC_VERB_SET_STREAM_FORMAT, 0);
-
- hdac_hdmi_set_power_state(hdac, dai_map, AC_PWRST_D3);
-
- snd_hdac_codec_write(&hdac->hdac, dai_map->pin->nid, 0,
- AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_MUTE);
-
mutex_lock(&dai_map->pin->lock);
dai_map->pin->chmap_set = false;
memset(dai_map->pin->chmap, 0, sizeof(dai_map->pin->chmap));
}
static int hdac_hdmi_fill_widget_info(struct device *dev,
- struct snd_soc_dapm_widget *w,
- enum snd_soc_dapm_type id, void *priv,
- const char *wname, const char *stream,
- struct snd_kcontrol_new *wc, int numkc)
+ struct snd_soc_dapm_widget *w, enum snd_soc_dapm_type id,
+ void *priv, const char *wname, const char *stream,
+ struct snd_kcontrol_new *wc, int numkc,
+ int (*event)(struct snd_soc_dapm_widget *,
+ struct snd_kcontrol *, int), unsigned short event_flags)
{
w->id = id;
w->name = devm_kstrdup(dev, wname, GFP_KERNEL);
w->kcontrol_news = wc;
w->num_kcontrols = numkc;
w->priv = priv;
+ w->event = event;
+ w->event_flags = event_flags;
return 0;
}
return NULL;
}
+static void hdac_hdmi_set_power_state(struct hdac_ext_device *edev,
+ hda_nid_t nid, unsigned int pwr_state)
+{
+ if (get_wcaps(&edev->hdac, nid) & AC_WCAP_POWER) {
+ if (!snd_hdac_check_power_state(&edev->hdac, nid, pwr_state))
+ snd_hdac_codec_write(&edev->hdac, nid, 0,
+ AC_VERB_SET_POWER_STATE, pwr_state);
+ }
+}
+
+static void hdac_hdmi_set_amp(struct hdac_ext_device *edev,
+ hda_nid_t nid, int val)
+{
+ if (get_wcaps(&edev->hdac, nid) & AC_WCAP_OUT_AMP)
+ snd_hdac_codec_write(&edev->hdac, nid, 0,
+ AC_VERB_SET_AMP_GAIN_MUTE, val);
+}
+
+
+static int hdac_hdmi_pin_output_widget_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kc, int event)
+{
+ struct hdac_hdmi_pin *pin = w->priv;
+ struct hdac_ext_device *edev = to_hda_ext_device(w->dapm->dev);
+ struct hdac_hdmi_pcm *pcm;
+
+ dev_dbg(&edev->hdac.dev, "%s: widget: %s event: %x\n",
+ __func__, w->name, event);
+
+ pcm = hdac_hdmi_get_pcm(edev, pin);
+ if (!pcm)
+ return -EIO;
+
+ switch (event) {
+ case SND_SOC_DAPM_PRE_PMU:
+ hdac_hdmi_set_power_state(edev, pin->nid, AC_PWRST_D0);
+
+ /* Enable out path for this pin widget */
+ snd_hdac_codec_write(&edev->hdac, pin->nid, 0,
+ AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT);
+
+ hdac_hdmi_set_amp(edev, pin->nid, AMP_OUT_UNMUTE);
+
+ return hdac_hdmi_setup_audio_infoframe(edev, pcm->cvt->nid,
+ pin->nid);
+
+ case SND_SOC_DAPM_POST_PMD:
+ hdac_hdmi_set_amp(edev, pin->nid, AMP_OUT_MUTE);
+
+ /* Disable out path for this pin widget */
+ snd_hdac_codec_write(&edev->hdac, pin->nid, 0,
+ AC_VERB_SET_PIN_WIDGET_CONTROL, 0);
+
+ hdac_hdmi_set_power_state(edev, pin->nid, AC_PWRST_D3);
+ break;
+
+ }
+
+ return 0;
+}
+
+static int hdac_hdmi_cvt_output_widget_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kc, int event)
+{
+ struct hdac_hdmi_cvt *cvt = w->priv;
+ struct hdac_ext_device *edev = to_hda_ext_device(w->dapm->dev);
+ struct hdac_hdmi_priv *hdmi = edev->private_data;
+ struct hdac_hdmi_pcm *pcm;
+
+ dev_dbg(&edev->hdac.dev, "%s: widget: %s event: %x\n",
+ __func__, w->name, event);
+
+ pcm = hdac_hdmi_get_pcm_from_cvt(hdmi, cvt);
+ if (!pcm)
+ return -EIO;
+
+ switch (event) {
+ case SND_SOC_DAPM_PRE_PMU:
+ hdac_hdmi_set_power_state(edev, cvt->nid, AC_PWRST_D0);
+
+ /* Enable transmission */
+ snd_hdac_codec_write(&edev->hdac, cvt->nid, 0,
+ AC_VERB_SET_DIGI_CONVERT_1, 1);
+
+ /* Category Code (CC) to zero */
+ snd_hdac_codec_write(&edev->hdac, cvt->nid, 0,
+ AC_VERB_SET_DIGI_CONVERT_2, 0);
+
+ snd_hdac_codec_write(&edev->hdac, cvt->nid, 0,
+ AC_VERB_SET_CHANNEL_STREAMID, pcm->stream_tag);
+ snd_hdac_codec_write(&edev->hdac, cvt->nid, 0,
+ AC_VERB_SET_STREAM_FORMAT, pcm->format);
+ break;
+
+ case SND_SOC_DAPM_POST_PMD:
+ snd_hdac_codec_write(&edev->hdac, cvt->nid, 0,
+ AC_VERB_SET_CHANNEL_STREAMID, 0);
+ snd_hdac_codec_write(&edev->hdac, cvt->nid, 0,
+ AC_VERB_SET_STREAM_FORMAT, 0);
+
+ hdac_hdmi_set_power_state(edev, cvt->nid, AC_PWRST_D3);
+ break;
+
+ }
+
+ return 0;
+}
+
+static int hdac_hdmi_pin_mux_widget_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kc, int event)
+{
+ struct hdac_hdmi_pin *pin = w->priv;
+ struct hdac_ext_device *edev = to_hda_ext_device(w->dapm->dev);
+ int mux_idx;
+
+ dev_dbg(&edev->hdac.dev, "%s: widget: %s event: %x\n",
+ __func__, w->name, event);
+
+ if (!kc)
+ kc = w->kcontrols[0];
+
+ mux_idx = dapm_kcontrol_get_value(kc);
+ if (mux_idx > 0) {
+ snd_hdac_codec_write(&edev->hdac, pin->nid, 0,
+ AC_VERB_SET_CONNECT_SEL, (mux_idx - 1));
+ }
+
+ return 0;
+}
+
/*
* Based on user selection, map the PINs with the PCMs.
*/
return -ENOMEM;
return hdac_hdmi_fill_widget_info(&edev->hdac.dev, widget,
- snd_soc_dapm_mux, pin, widget_name, NULL, kc, 1);
+ snd_soc_dapm_mux, pin, widget_name, NULL, kc, 1,
+ hdac_hdmi_pin_mux_widget_event,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_REG);
}
/* Add cvt <- input <- mux route map */
list_for_each_entry(cvt, &hdmi->cvt_list, head) {
sprintf(widget_name, "Converter %d", cvt->nid);
ret = hdac_hdmi_fill_widget_info(dapm->dev, &widgets[i],
- snd_soc_dapm_aif_in, &cvt->nid,
- widget_name, dai_drv[i].playback.stream_name, NULL, 0);
+ snd_soc_dapm_aif_in, cvt,
+ widget_name, dai_drv[i].playback.stream_name, NULL, 0,
+ hdac_hdmi_cvt_output_widget_event,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD);
if (ret < 0)
return ret;
i++;
list_for_each_entry(pin, &hdmi->pin_list, head) {
sprintf(widget_name, "hif%d Output", pin->nid);
ret = hdac_hdmi_fill_widget_info(dapm->dev, &widgets[i],
- snd_soc_dapm_output, &pin->nid,
- widget_name, NULL, NULL, 0);
+ snd_soc_dapm_output, pin,
+ widget_name, NULL, NULL, 0,
+ hdac_hdmi_pin_output_widget_event,
+ SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD);
if (ret < 0)
return ret;
i++;
.startup = hdac_hdmi_pcm_open,
.shutdown = hdac_hdmi_pcm_close,
.hw_params = hdac_hdmi_set_hw_params,
- .prepare = hdac_hdmi_playback_prepare,
- .trigger = hdac_hdmi_trigger,
- .hw_free = hdac_hdmi_playback_cleanup,
+ .set_tdm_slot = hdac_hdmi_set_tdm_slot,
};
/*
projects / linux.git / commitdiff