diff options
Diffstat (limited to 'sound/soc/codecs/hdac_hdmi.c')
-rw-r--r-- | sound/soc/codecs/hdac_hdmi.c | 1327 |
1 files changed, 818 insertions, 509 deletions
diff --git a/sound/soc/codecs/hdac_hdmi.c b/sound/soc/codecs/hdac_hdmi.c index 0c6228a0bf95..78fca8acd3ec 100644 --- a/sound/soc/codecs/hdac_hdmi.c +++ b/sound/soc/codecs/hdac_hdmi.c @@ -42,10 +42,15 @@ #define HDA_MAX_CONNECTIONS 32 #define HDA_MAX_CVTS 3 +#define HDA_MAX_PORTS 3 #define ELD_MAX_SIZE 256 #define ELD_FIXED_BYTES 20 +#define ELD_VER_CEA_861D 2 +#define ELD_VER_PARTIAL 31 +#define ELD_MAX_MNL 16 + struct hdac_hdmi_cvt_params { unsigned int channels_min; unsigned int channels_max; @@ -77,43 +82,180 @@ struct hdac_hdmi_eld { struct hdac_hdmi_pin { struct list_head head; hda_nid_t nid; + bool mst_capable; + struct hdac_hdmi_port *ports; + int num_ports; + struct hdac_ext_device *edev; +}; + +struct hdac_hdmi_port { + struct list_head head; + int id; + struct hdac_hdmi_pin *pin; int num_mux_nids; hda_nid_t mux_nids[HDA_MAX_CONNECTIONS]; struct hdac_hdmi_eld eld; - struct hdac_ext_device *edev; - int repoll_count; - struct delayed_work work; - struct mutex lock; - bool chmap_set; - unsigned char chmap[8]; /* ALSA API channel-map */ - int channels; /* current number of channels */ + const char *jack_pin; + struct snd_soc_dapm_context *dapm; + const char *output_pin; }; struct hdac_hdmi_pcm { struct list_head head; int pcm_id; - struct hdac_hdmi_pin *pin; + struct list_head port_list; struct hdac_hdmi_cvt *cvt; - struct snd_jack *jack; + struct snd_soc_jack *jack; + int stream_tag; + int channels; + int format; + bool chmap_set; + unsigned char chmap[8]; /* ALSA API channel-map */ + struct mutex lock; + int jack_event; }; -struct hdac_hdmi_dai_pin_map { +struct hdac_hdmi_dai_port_map { int dai_id; - struct hdac_hdmi_pin *pin; + struct hdac_hdmi_port *port; struct hdac_hdmi_cvt *cvt; }; struct hdac_hdmi_priv { - struct hdac_hdmi_dai_pin_map dai_map[HDA_MAX_CVTS]; + struct hdac_hdmi_dai_port_map dai_map[HDA_MAX_CVTS]; struct list_head pin_list; struct list_head cvt_list; struct list_head pcm_list; int num_pin; int num_cvt; + int num_ports; struct mutex pin_mutex; struct hdac_chmap chmap; }; +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; + } + + return pcm; +} + +static void hdac_hdmi_jack_report(struct hdac_hdmi_pcm *pcm, + struct hdac_hdmi_port *port, bool is_connect) +{ + struct hdac_ext_device *edev = port->pin->edev; + + if (is_connect) + snd_soc_dapm_enable_pin(port->dapm, port->jack_pin); + else + snd_soc_dapm_disable_pin(port->dapm, port->jack_pin); + + if (is_connect) { + /* + * Report Jack connect event when a device is connected + * for the first time where same PCM is attached to multiple + * ports. + */ + if (pcm->jack_event == 0) { + dev_dbg(&edev->hdac.dev, + "jack report for pcm=%d\n", + pcm->pcm_id); + snd_soc_jack_report(pcm->jack, SND_JACK_AVOUT, + SND_JACK_AVOUT); + } + pcm->jack_event++; + } else { + /* + * Report Jack disconnect event when a device is disconnected + * is the only last connected device when same PCM is attached + * to multiple ports. + */ + if (pcm->jack_event == 1) + snd_soc_jack_report(pcm->jack, 0, SND_JACK_AVOUT); + if (pcm->jack_event > 0) + pcm->jack_event--; + } + + snd_soc_dapm_sync(port->dapm); +} + +/* MST supported verbs */ +/* + * Get the no devices that can be connected to a port on the Pin widget. + */ +static int hdac_hdmi_get_port_len(struct hdac_ext_device *hdac, hda_nid_t nid) +{ + unsigned int caps; + unsigned int type, param; + + caps = get_wcaps(&hdac->hdac, nid); + type = get_wcaps_type(caps); + + if (!(caps & AC_WCAP_DIGITAL) || (type != AC_WID_PIN)) + return 0; + + param = snd_hdac_read_parm_uncached(&hdac->hdac, nid, + AC_PAR_DEVLIST_LEN); + if (param == -1) + return param; + + return param & AC_DEV_LIST_LEN_MASK; +} + +/* + * Get the port entry select on the pin. Return the port entry + * id selected on the pin. Return 0 means the first port entry + * is selected or MST is not supported. + */ +static int hdac_hdmi_port_select_get(struct hdac_ext_device *hdac, + struct hdac_hdmi_port *port) +{ + return snd_hdac_codec_read(&hdac->hdac, port->pin->nid, + 0, AC_VERB_GET_DEVICE_SEL, 0); +} + +/* + * Sets the selected port entry for the configuring Pin widget verb. + * returns error if port set is not equal to port get otherwise success + */ +static int hdac_hdmi_port_select_set(struct hdac_ext_device *hdac, + struct hdac_hdmi_port *port) +{ + int num_ports; + + if (!port->pin->mst_capable) + return 0; + + /* AC_PAR_DEVLIST_LEN is 0 based. */ + num_ports = hdac_hdmi_get_port_len(hdac, port->pin->nid); + + if (num_ports < 0) + return -EIO; + /* + * Device List Length is a 0 based integer value indicating the + * number of sink device that a MST Pin Widget can support. + */ + if (num_ports + 1 < port->id) + return 0; + + snd_hdac_codec_write(&hdac->hdac, port->pin->nid, 0, + AC_VERB_SET_DEVICE_SEL, port->id); + + if (port->id != hdac_hdmi_port_select_get(hdac, port)) + return -EIO; + + dev_dbg(&hdac->hdac.dev, "Selected the port=%d\n", port->id); + + return 0; +} + static struct hdac_hdmi_pcm *get_hdmi_pcm_from_id(struct hdac_hdmi_priv *hdmi, int pcm_idx) { @@ -173,99 +315,6 @@ format_constraint: } - /* HDMI ELD routines */ -static unsigned int hdac_hdmi_get_eld_data(struct hdac_device *codec, - hda_nid_t nid, int byte_index) -{ - unsigned int val; - - val = snd_hdac_codec_read(codec, nid, 0, AC_VERB_GET_HDMI_ELDD, - byte_index); - - dev_dbg(&codec->dev, "HDMI: ELD data byte %d: 0x%x\n", - byte_index, val); - - return val; -} - -static int hdac_hdmi_get_eld_size(struct hdac_device *codec, hda_nid_t nid) -{ - return snd_hdac_codec_read(codec, nid, 0, AC_VERB_GET_HDMI_DIP_SIZE, - AC_DIPSIZE_ELD_BUF); -} - -/* - * This function queries the ELD size and ELD data and fills in the buffer - * passed by user - */ -static int hdac_hdmi_get_eld(struct hdac_device *codec, hda_nid_t nid, - unsigned char *buf, int *eld_size) -{ - int i, size, ret = 0; - - /* - * ELD size is initialized to zero in caller function. If no errors and - * ELD is valid, actual eld_size is assigned. - */ - - size = hdac_hdmi_get_eld_size(codec, nid); - if (size < ELD_FIXED_BYTES || size > ELD_MAX_SIZE) { - dev_err(&codec->dev, "HDMI: invalid ELD buf size %d\n", size); - return -ERANGE; - } - - /* set ELD buffer */ - for (i = 0; i < size; i++) { - unsigned int val = hdac_hdmi_get_eld_data(codec, nid, i); - /* - * Graphics driver might be writing to ELD buffer right now. - * Just abort. The caller will repoll after a while. - */ - if (!(val & AC_ELDD_ELD_VALID)) { - dev_err(&codec->dev, - "HDMI: invalid ELD data byte %d\n", i); - ret = -EINVAL; - goto error; - } - val &= AC_ELDD_ELD_DATA; - /* - * The first byte cannot be zero. This can happen on some DVI - * connections. Some Intel chips may also need some 250ms delay - * to return non-zero ELD data, even when the graphics driver - * correctly writes ELD content before setting ELD_valid bit. - */ - if (!val && !i) { - dev_err(&codec->dev, "HDMI: 0 ELD data\n"); - ret = -EINVAL; - goto error; - } - buf[i] = val; - } - - *eld_size = size; -error: - return ret; -} - -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) @@ -291,13 +340,14 @@ 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_port *port) { uint8_t buffer[HDMI_INFOFRAME_HEADER_SIZE + HDMI_AUDIO_INFOFRAME_SIZE]; struct hdmi_audio_infoframe frame; + struct hdac_hdmi_pin *pin = port->pin; 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; @@ -305,21 +355,16 @@ 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); + ca = snd_hdac_channel_allocation(&hdac->hdac, port->eld.info.spk_alloc, + 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; + eld_buf = port->eld.eld_buffer; conn_type = drm_eld_get_conn_type(eld_buf); switch (conn_type) { @@ -353,75 +398,50 @@ 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; } -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); -} + struct hdac_ext_device *edev = snd_soc_dai_get_drvdata(dai); + struct hdac_hdmi_priv *hdmi = edev->private_data; + struct hdac_hdmi_dai_port_map *dai_map; + struct hdac_hdmi_pcm *pcm; -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_hdmi_dai_pin_map *dai_map; - struct hdac_hdmi_pin *pin; - struct hdac_ext_dma_params *dd; - int ret; + 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); - mutex_lock(&pin->lock); - pin->channels = substream->runtime->channels; + pcm = hdac_hdmi_get_pcm_from_cvt(hdmi, dai_map->cvt); - ret = hdac_hdmi_setup_audio_infoframe(hdac, dai_map->cvt->nid, - dai_map->pin->nid); - mutex_unlock(&pin->lock); - if (ret < 0) - return ret; + if (pcm) + pcm->stream_tag = (tx_mask << 4); - 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, @@ -429,101 +449,41 @@ static int hdac_hdmi_set_hw_params(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_pin *pin; - struct hdac_ext_dma_params *dd; + struct hdac_hdmi_dai_port_map *dai_map; + struct hdac_hdmi_port *port; + struct hdac_hdmi_pcm *pcm; + int format; dai_map = &hdmi->dai_map[dai->id]; - pin = dai_map->pin; + port = dai_map->port; - if (!pin) + if (!port) return -ENODEV; - if ((!pin->eld.monitor_present) || (!pin->eld.eld_valid)) { - dev_err(&hdac->hdac.dev, "device is not configured for this pin: %d\n", - pin->nid); + if ((!port->eld.monitor_present) || (!port->eld.eld_valid)) { + dev_err(&hdac->hdac.dev, + "device is not configured for this pin:port%d:%d\n", + port->pin->nid, port->id); 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_device *edev = snd_soc_dai_get_drvdata(dai); - struct hdac_ext_dma_params *dd; - struct hdac_hdmi_priv *hdmi = edev->private_data; - struct hdac_hdmi_dai_pin_map *dai_map; - - dai_map = &hdmi->dai_map[dai->id]; - - 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; } -static int hdac_hdmi_query_pin_connlist(struct hdac_ext_device *hdac, - struct hdac_hdmi_pin *pin) +static int hdac_hdmi_query_port_connlist(struct hdac_ext_device *hdac, + struct hdac_hdmi_pin *pin, + struct hdac_hdmi_port *port) { if (!(get_wcaps(&hdac->hdac, pin->nid) & AC_WCAP_CONN_LIST)) { dev_warn(&hdac->hdac.dev, @@ -532,51 +492,60 @@ static int hdac_hdmi_query_pin_connlist(struct hdac_ext_device *hdac, return -EINVAL; } - pin->num_mux_nids = snd_hdac_get_connections(&hdac->hdac, pin->nid, - pin->mux_nids, HDA_MAX_CONNECTIONS); - if (pin->num_mux_nids == 0) - dev_warn(&hdac->hdac.dev, "No connections found for pin: %d\n", - pin->nid); + if (hdac_hdmi_port_select_set(hdac, port) < 0) + return -EIO; - dev_dbg(&hdac->hdac.dev, "num_mux_nids %d for pin: %d\n", - pin->num_mux_nids, pin->nid); + port->num_mux_nids = snd_hdac_get_connections(&hdac->hdac, pin->nid, + port->mux_nids, HDA_MAX_CONNECTIONS); + if (port->num_mux_nids == 0) + dev_warn(&hdac->hdac.dev, + "No connections found for pin:port %d:%d\n", + pin->nid, port->id); + + dev_dbg(&hdac->hdac.dev, "num_mux_nids %d for pin:port %d:%d\n", + port->num_mux_nids, pin->nid, port->id); - return pin->num_mux_nids; + return port->num_mux_nids; } /* - * Query pcm list and return pin widget to which stream is routed. + * Query pcm list and return port to which stream is routed. * - * Also query connection list of the pin, to validate the cvt to pin map. + * Also query connection list of the pin, to validate the cvt to port map. * - * Same stream rendering to multiple pins simultaneously can be done - * possibly, but not supported for now in driver. So return the first pin + * Same stream rendering to multiple ports simultaneously can be done + * possibly, but not supported for now in driver. So return the first port * connected. */ -static struct hdac_hdmi_pin *hdac_hdmi_get_pin_from_cvt( +static struct hdac_hdmi_port *hdac_hdmi_get_port_from_cvt( struct hdac_ext_device *edev, struct hdac_hdmi_priv *hdmi, struct hdac_hdmi_cvt *cvt) { struct hdac_hdmi_pcm *pcm; - struct hdac_hdmi_pin *pin = NULL; + struct hdac_hdmi_port *port = NULL; int ret, i; list_for_each_entry(pcm, &hdmi->pcm_list, head) { if (pcm->cvt == cvt) { - pin = pcm->pin; - break; - } - } - - if (pin) { - ret = hdac_hdmi_query_pin_connlist(edev, pin); - if (ret < 0) - return NULL; - - for (i = 0; i < pin->num_mux_nids; i++) { - if (pin->mux_nids[i] == cvt->nid) - return pin; + if (list_empty(&pcm->port_list)) + continue; + + list_for_each_entry(port, &pcm->port_list, head) { + mutex_lock(&pcm->lock); + ret = hdac_hdmi_query_port_connlist(edev, + port->pin, port); + mutex_unlock(&pcm->lock); + if (ret < 0) + continue; + + for (i = 0; i < port->num_mux_nids; i++) { + if (port->mux_nids[i] == cvt->nid && + port->eld.monitor_present && + port->eld.eld_valid) + return port; + } + } } } @@ -593,67 +562,42 @@ static int hdac_hdmi_pcm_open(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_dai_port_map *dai_map; struct hdac_hdmi_cvt *cvt; - struct hdac_hdmi_pin *pin; + struct hdac_hdmi_port *port; int ret; dai_map = &hdmi->dai_map[dai->id]; cvt = dai_map->cvt; - pin = hdac_hdmi_get_pin_from_cvt(hdac, hdmi, cvt); + port = hdac_hdmi_get_port_from_cvt(hdac, hdmi, cvt); /* * To make PA and other userland happy. * userland scans devices so returning error does not help. */ - if (!pin) + if (!port) return 0; - - if ((!pin->eld.monitor_present) || - (!pin->eld.eld_valid)) { + if ((!port->eld.monitor_present) || + (!port->eld.eld_valid)) { dev_warn(&hdac->hdac.dev, - "Failed: monitor present? %d ELD valid?: %d for pin: %d\n", - pin->eld.monitor_present, pin->eld.eld_valid, pin->nid); + "Failed: present?:%d ELD valid?:%d pin:port: %d:%d\n", + port->eld.monitor_present, port->eld.eld_valid, + port->pin->nid, port->id); return 0; } - dai_map->pin = pin; - - hdac_hdmi_enable_cvt(hdac, dai_map); - ret = hdac_hdmi_enable_pin(hdac, dai_map); - if (ret < 0) - return ret; + dai_map->port = port; ret = hdac_hdmi_eld_limit_formats(substream->runtime, - pin->eld.eld_buffer); + port->eld.eld_buffer); if (ret < 0) return ret; return snd_pcm_hw_constraint_eld(substream->runtime, - pin->eld.eld_buffer); -} - -static int hdac_hdmi_trigger(struct snd_pcm_substream *substream, int cmd, - struct snd_soc_dai *dai) -{ - struct hdac_hdmi_dai_pin_map *dai_map; - struct hdac_ext_device *hdac = snd_soc_dai_get_drvdata(dai); - struct hdac_hdmi_priv *hdmi = hdac->private_data; - int ret; - - dai_map = &hdmi->dai_map[dai->id]; - if (cmd == SNDRV_PCM_TRIGGER_RESUME) { - ret = hdac_hdmi_enable_pin(hdac, dai_map); - if (ret < 0) - return ret; - - return hdac_hdmi_playback_prepare(substream, dai); - } - - return 0; + port->eld.eld_buffer); } static void hdac_hdmi_pcm_close(struct snd_pcm_substream *substream, @@ -661,29 +605,23 @@ 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_dai_port_map *dai_map; + struct hdac_hdmi_pcm *pcm; 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)); - 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->port) + dai_map->port = NULL; } static int @@ -716,10 +654,11 @@ hdac_hdmi_query_cvt_params(struct hdac_device *hdac, struct hdac_hdmi_cvt *cvt) } 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); @@ -732,6 +671,8 @@ static int hdac_hdmi_fill_widget_info(struct device *dev, w->kcontrol_news = wc; w->num_kcontrols = numkc; w->priv = priv; + w->event = event; + w->event_flags = event_flags; return 0; } @@ -748,30 +689,175 @@ static void hdac_hdmi_fill_route(struct snd_soc_dapm_route *route, } static struct hdac_hdmi_pcm *hdac_hdmi_get_pcm(struct hdac_ext_device *edev, - struct hdac_hdmi_pin *pin) + struct hdac_hdmi_port *port) { struct hdac_hdmi_priv *hdmi = edev->private_data; struct hdac_hdmi_pcm *pcm = NULL; + struct hdac_hdmi_port *p; list_for_each_entry(pcm, &hdmi->pcm_list, head) { - if (pcm->pin == pin) - return pcm; + if (list_empty(&pcm->port_list)) + continue; + + list_for_each_entry(p, &pcm->port_list, head) { + if (p->id == port->id && port->pin == p->pin) + return pcm; + } } 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_port *port = 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, port); + if (!pcm) + return -EIO; + + /* set the device if pin is mst_capable */ + if (hdac_hdmi_port_select_set(edev, port) < 0) + return -EIO; + + switch (event) { + case SND_SOC_DAPM_PRE_PMU: + hdac_hdmi_set_power_state(edev, port->pin->nid, AC_PWRST_D0); + + /* Enable out path for this pin widget */ + snd_hdac_codec_write(&edev->hdac, port->pin->nid, 0, + AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT); + + hdac_hdmi_set_amp(edev, port->pin->nid, AMP_OUT_UNMUTE); + + return hdac_hdmi_setup_audio_infoframe(edev, pcm, port); + + case SND_SOC_DAPM_POST_PMD: + hdac_hdmi_set_amp(edev, port->pin->nid, AMP_OUT_MUTE); + + /* Disable out path for this pin widget */ + snd_hdac_codec_write(&edev->hdac, port->pin->nid, 0, + AC_VERB_SET_PIN_WIDGET_CONTROL, 0); + + hdac_hdmi_set_power_state(edev, port->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_port *port = 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); + + /* set the device if pin is mst_capable */ + if (hdac_hdmi_port_select_set(edev, port) < 0) + return -EIO; + + if (mux_idx > 0) { + snd_hdac_codec_write(&edev->hdac, port->pin->nid, 0, + AC_VERB_SET_CONNECT_SEL, (mux_idx - 1)); + } + + return 0; +} + /* * Based on user selection, map the PINs with the PCMs. */ -static int hdac_hdmi_set_pin_mux(struct snd_kcontrol *kcontrol, +static int hdac_hdmi_set_pin_port_mux(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { int ret; + struct hdac_hdmi_port *p, *p_next; struct soc_enum *e = (struct soc_enum *)kcontrol->private_value; struct snd_soc_dapm_widget *w = snd_soc_dapm_kcontrol_widget(kcontrol); struct snd_soc_dapm_context *dapm = w->dapm; - struct hdac_hdmi_pin *pin = w->priv; + struct hdac_hdmi_port *port = w->priv; struct hdac_ext_device *edev = to_hda_ext_device(dapm->dev); struct hdac_hdmi_priv *hdmi = edev->private_data; struct hdac_hdmi_pcm *pcm = NULL; @@ -781,26 +867,35 @@ static int hdac_hdmi_set_pin_mux(struct snd_kcontrol *kcontrol, if (ret < 0) return ret; + if (port == NULL) + return -EINVAL; + mutex_lock(&hdmi->pin_mutex); list_for_each_entry(pcm, &hdmi->pcm_list, head) { - if (pcm->pin == pin) - pcm->pin = NULL; + if (list_empty(&pcm->port_list)) + continue; - /* - * Jack status is not reported during device probe as the - * PCMs are not registered by then. So report it here. - */ - if (!strcmp(cvt_name, pcm->cvt->name) && !pcm->pin) { - pcm->pin = pin; - if (pin->eld.monitor_present && pin->eld.eld_valid) { - dev_dbg(&edev->hdac.dev, - "jack report for pcm=%d\n", - pcm->pcm_id); + list_for_each_entry_safe(p, p_next, &pcm->port_list, head) { + if (p == port && p->id == port->id && + p->pin == port->pin) { + hdac_hdmi_jack_report(pcm, port, false); + list_del(&p->head); + } + } + } - snd_jack_report(pcm->jack, SND_JACK_AVOUT); + /* + * Jack status is not reported during device probe as the + * PCMs are not registered by then. So report it here. + */ + list_for_each_entry(pcm, &hdmi->pcm_list, head) { + if (!strcmp(cvt_name, pcm->cvt->name)) { + list_add_tail(&port->head, &pcm->port_list); + if (port->eld.monitor_present && port->eld.eld_valid) { + hdac_hdmi_jack_report(pcm, port, true); + mutex_unlock(&hdmi->pin_mutex); + return ret; } - mutex_unlock(&hdmi->pin_mutex); - return ret; } } mutex_unlock(&hdmi->pin_mutex); @@ -817,12 +912,13 @@ static int hdac_hdmi_set_pin_mux(struct snd_kcontrol *kcontrol, * care of selecting the right one and leaving all other inputs selected to * "NONE" */ -static int hdac_hdmi_create_pin_muxs(struct hdac_ext_device *edev, - struct hdac_hdmi_pin *pin, +static int hdac_hdmi_create_pin_port_muxs(struct hdac_ext_device *edev, + struct hdac_hdmi_port *port, struct snd_soc_dapm_widget *widget, const char *widget_name) { struct hdac_hdmi_priv *hdmi = edev->private_data; + struct hdac_hdmi_pin *pin = port->pin; struct snd_kcontrol_new *kc; struct hdac_hdmi_cvt *cvt; struct soc_enum *se; @@ -841,7 +937,7 @@ static int hdac_hdmi_create_pin_muxs(struct hdac_ext_device *edev, if (!se) return -ENOMEM; - sprintf(kc_name, "Pin %d Input", pin->nid); + sprintf(kc_name, "Pin %d port %d Input", pin->nid, port->id); kc->name = devm_kstrdup(&edev->hdac.dev, kc_name, GFP_KERNEL); if (!kc->name) return -ENOMEM; @@ -850,7 +946,7 @@ static int hdac_hdmi_create_pin_muxs(struct hdac_ext_device *edev, kc->iface = SNDRV_CTL_ELEM_IFACE_MIXER; kc->access = 0; kc->info = snd_soc_info_enum_double; - kc->put = hdac_hdmi_set_pin_mux; + kc->put = hdac_hdmi_set_pin_port_mux; kc->get = snd_soc_dapm_get_enum_double; se->reg = SND_SOC_NOPM; @@ -878,7 +974,9 @@ static int hdac_hdmi_create_pin_muxs(struct hdac_ext_device *edev, 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, port, 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 */ @@ -889,10 +987,10 @@ static void hdac_hdmi_add_pinmux_cvt_route(struct hdac_ext_device *edev, struct hdac_hdmi_priv *hdmi = edev->private_data; const struct snd_kcontrol_new *kc; struct soc_enum *se; - int mux_index = hdmi->num_cvt + hdmi->num_pin; + int mux_index = hdmi->num_cvt + hdmi->num_ports; int i, j; - for (i = 0; i < hdmi->num_pin; i++) { + for (i = 0; i < hdmi->num_ports; i++) { kc = widgets[mux_index].kcontrol_news; se = (struct soc_enum *)kc->private_value; for (j = 0; j < hdmi->num_cvt; j++) { @@ -911,17 +1009,18 @@ static void hdac_hdmi_add_pinmux_cvt_route(struct hdac_ext_device *edev, /* * Widgets are added in the below sequence * Converter widgets for num converters enumerated - * Pin widgets for num pins enumerated - * Pin mux widgets to represent connenction list of pin widget + * Pin-port widgets for num ports for Pins enumerated + * Pin-port mux widgets to represent connenction list of pin widget * - * Total widgets elements = num_cvt + num_pin + num_pin; + * For each port, one Mux and One output widget is added + * Total widgets elements = num_cvt + (num_ports * 2); * * Routes are added as below: - * pin mux -> pin (based on num_pins) |