Handle all HDA codecs using same logic, including HDMI/DP.
Call to snd_hda_codec_build_controls() is delayed for HDMI/DP HDA devices. This is needed to discover the PCM device numbers as defined in topology.
Signed-off-by: Kai Vehmanen kai.vehmanen@linux.intel.com --- sound/soc/codecs/hdac_hda.c | 114 ++++++++++++++++++++++++++++++++---- sound/soc/codecs/hdac_hda.h | 13 +++- 2 files changed, 114 insertions(+), 13 deletions(-)
diff --git a/sound/soc/codecs/hdac_hda.c b/sound/soc/codecs/hdac_hda.c index 91242b6f8ea7..298761a26180 100644 --- a/sound/soc/codecs/hdac_hda.c +++ b/sound/soc/codecs/hdac_hda.c @@ -14,13 +14,11 @@ #include <sound/pcm_params.h> #include <sound/soc.h> #include <sound/hdaudio_ext.h> +#include <sound/hda_i915.h> #include <sound/hda_codec.h> #include <sound/hda_register.h> -#include "hdac_hda.h"
-#define HDAC_ANALOG_DAI_ID 0 -#define HDAC_DIGITAL_DAI_ID 1 -#define HDAC_ALT_ANALOG_DAI_ID 2 +#include "hdac_hda.h"
#define STUB_FORMATS (SNDRV_PCM_FMTBIT_S8 | \ SNDRV_PCM_FMTBIT_U8 | \ @@ -32,6 +30,11 @@ SNDRV_PCM_FMTBIT_U32_LE | \ SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE)
+#define STUB_HDMI_RATES (SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 |\ + SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_88200 |\ + SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_176400 |\ + SNDRV_PCM_RATE_192000) + static int hdac_hda_dai_open(struct snd_pcm_substream *substream, struct snd_soc_dai *dai); static void hdac_hda_dai_close(struct snd_pcm_substream *substream, @@ -121,7 +124,46 @@ static struct snd_soc_dai_driver hdac_hda_dais[] = { .formats = STUB_FORMATS, .sig_bits = 24, }, -} +}, +{ + .id = HDAC_HDMI_0_DAI_ID, + .name = "intel-hdmi-hifi1", + .ops = &hdac_hda_dai_ops, + .playback = { + .stream_name = "hifi1", + .channels_min = 1, + .channels_max = 32, + .rates = STUB_HDMI_RATES, + .formats = STUB_FORMATS, + .sig_bits = 24, + }, +}, +{ + .id = HDAC_HDMI_1_DAI_ID, + .name = "intel-hdmi-hifi2", + .ops = &hdac_hda_dai_ops, + .playback = { + .stream_name = "hifi2", + .channels_min = 1, + .channels_max = 32, + .rates = STUB_HDMI_RATES, + .formats = STUB_FORMATS, + .sig_bits = 24, + }, +}, +{ + .id = HDAC_HDMI_2_DAI_ID, + .name = "intel-hdmi-hifi3", + .ops = &hdac_hda_dai_ops, + .playback = { + .stream_name = "hifi3", + .channels_min = 1, + .channels_max = 32, + .rates = STUB_HDMI_RATES, + .formats = STUB_FORMATS, + .sig_bits = 24, + }, +},
};
@@ -135,10 +177,11 @@ static int hdac_hda_dai_set_tdm_slot(struct snd_soc_dai *dai,
hda_pvt = snd_soc_component_get_drvdata(component); pcm = &hda_pvt->pcm[dai->id]; + if (tx_mask) - pcm[dai->id].stream_tag[SNDRV_PCM_STREAM_PLAYBACK] = tx_mask; + pcm->stream_tag[SNDRV_PCM_STREAM_PLAYBACK] = tx_mask; else - pcm[dai->id].stream_tag[SNDRV_PCM_STREAM_CAPTURE] = rx_mask; + pcm->stream_tag[SNDRV_PCM_STREAM_CAPTURE] = rx_mask;
return 0; } @@ -278,6 +321,12 @@ static struct hda_pcm *snd_soc_find_pcm_from_dai(struct hdac_hda_priv *hda_pvt, struct hda_pcm *cpcm; const char *pcm_name;
+ /* + * map DAI ID to the closest matching PCM name, using the naming + * scheme used by hda-codec snd_hda_gen_build_pcms() and for + * HDMI in hda_codec patch_hdmi.c) + */ + switch (dai->id) { case HDAC_ANALOG_DAI_ID: pcm_name = "Analog"; @@ -288,13 +337,22 @@ static struct hda_pcm *snd_soc_find_pcm_from_dai(struct hdac_hda_priv *hda_pvt, case HDAC_ALT_ANALOG_DAI_ID: pcm_name = "Alt Analog"; break; + case HDAC_HDMI_0_DAI_ID: + pcm_name = "HDMI 0"; + break; + case HDAC_HDMI_1_DAI_ID: + pcm_name = "HDMI 1"; + break; + case HDAC_HDMI_2_DAI_ID: + pcm_name = "HDMI 2"; + break; default: dev_err(&hcodec->core.dev, "invalid dai id %d\n", dai->id); return NULL; }
list_for_each_entry(cpcm, &hcodec->pcm_list_head, list) { - if (strpbrk(cpcm->name, pcm_name)) + if (strstr(cpcm->name, pcm_name)) return cpcm; }
@@ -302,6 +360,18 @@ static struct hda_pcm *snd_soc_find_pcm_from_dai(struct hdac_hda_priv *hda_pvt, return NULL; }
+static bool is_hdmi_codec(struct hda_codec *hcodec) +{ + struct hda_pcm *cpcm; + + list_for_each_entry(cpcm, &hcodec->pcm_list_head, list) { + if (cpcm->pcm_type == HDA_PCM_TYPE_HDMI) + return true; + } + + return false; +} + static int hdac_hda_codec_probe(struct snd_soc_component *component) { struct hdac_hda_priv *hda_pvt = @@ -322,6 +392,15 @@ static int hdac_hda_codec_probe(struct snd_soc_component *component)
snd_hdac_ext_bus_link_get(hdev->bus, hlink);
+ /* + * Ensure any HDA display is powered at codec probe. + * After snd_hda_codec_device_new(), display power is + * managed by runtime PM. + */ + if (hda_pvt->need_display_power) + snd_hdac_display_power(hdev->bus, + HDA_CODEC_IDX_CONTROLLER, true); + ret = snd_hda_codec_device_new(hcodec->bus, component->card->snd_card, hdev->addr, hcodec); if (ret < 0) { @@ -366,20 +445,31 @@ static int hdac_hda_codec_probe(struct snd_soc_component *component) dev_dbg(&hdev->dev, "no patch file found\n"); }
+ /* configure codec for 1:1 PCM:DAI mapping */ + hcodec->mst_no_extra_pcms = 1; + ret = snd_hda_codec_parse_pcms(hcodec); if (ret < 0) { dev_err(&hdev->dev, "unable to map pcms to dai %d\n", ret); goto error; }
- ret = snd_hda_codec_build_controls(hcodec); - if (ret < 0) { - dev_err(&hdev->dev, "unable to create controls %d\n", ret); - goto error; + /* HDMI controls need to be created in machine drivers */ + if (!is_hdmi_codec(hcodec)) { + ret = snd_hda_codec_build_controls(hcodec); + if (ret < 0) { + dev_err(&hdev->dev, "unable to create controls %d\n", + ret); + goto error; + } }
hcodec->core.lazy_cache = true;
+ if (hda_pvt->need_display_power) + snd_hdac_display_power(hdev->bus, + HDA_CODEC_IDX_CONTROLLER, false); + /* * hdac_device core already sets the state to active and calls * get_noresume. So enable runtime and set the device to suspend. diff --git a/sound/soc/codecs/hdac_hda.h b/sound/soc/codecs/hdac_hda.h index 6b1bd4f428e7..e145cec085b8 100644 --- a/sound/soc/codecs/hdac_hda.h +++ b/sound/soc/codecs/hdac_hda.h @@ -6,6 +6,16 @@ #ifndef __HDAC_HDA_H__ #define __HDAC_HDA_H__
+enum { + HDAC_ANALOG_DAI_ID = 0, + HDAC_DIGITAL_DAI_ID, + HDAC_ALT_ANALOG_DAI_ID, + HDAC_HDMI_0_DAI_ID, + HDAC_HDMI_1_DAI_ID, + HDAC_HDMI_2_DAI_ID, + HDAC_LAST_DAI_ID = HDAC_HDMI_2_DAI_ID, +}; + struct hdac_hda_pcm { int stream_tag[2]; unsigned int format_val[2]; @@ -13,7 +23,8 @@ struct hdac_hda_pcm {
struct hdac_hda_priv { struct hda_codec codec; - struct hdac_hda_pcm pcm[2]; + struct hdac_hda_pcm pcm[HDAC_LAST_DAI_ID]; + bool need_display_power; };
#define hdac_to_hda_priv(_hdac) \