diff options
| -rw-r--r-- | include/sound/hdmi-codec.h | 4 | ||||
| -rw-r--r-- | sound/soc/codecs/hdmi-codec.c | 30 |
2 files changed, 29 insertions, 5 deletions
diff --git a/include/sound/hdmi-codec.h b/include/sound/hdmi-codec.h index 48ad33aba393..9b162ac1e08e 100644 --- a/include/sound/hdmi-codec.h +++ b/include/sound/hdmi-codec.h @@ -124,7 +124,11 @@ struct hdmi_codec_ops { struct hdmi_codec_pdata { const struct hdmi_codec_ops *ops; uint i2s:1; + uint no_i2s_playback:1; + uint no_i2s_capture:1; uint spdif:1; + uint no_spdif_playback:1; + uint no_spdif_capture:1; int max_i2s_channels; void *data; }; diff --git a/sound/soc/codecs/hdmi-codec.c b/sound/soc/codecs/hdmi-codec.c index 0b1cdb2d6049..74cbbe16f9ae 100644 --- a/sound/soc/codecs/hdmi-codec.c +++ b/sound/soc/codecs/hdmi-codec.c @@ -816,12 +816,19 @@ static int hdmi_dai_probe(struct snd_soc_dai *dai) .source = "RX", }, }; - int ret; + int ret, i; dapm = snd_soc_component_get_dapm(dai->component); - ret = snd_soc_dapm_add_routes(dapm, route, 2); - if (ret) - return ret; + + /* One of the directions might be omitted for unidirectional DAIs */ + for (i = 0; i < ARRAY_SIZE(route); i++) { + if (!route[i].source || !route[i].sink) + continue; + + ret = snd_soc_dapm_add_routes(dapm, &route[i], 1); + if (ret) + return ret; + } daifmt = devm_kzalloc(dai->dev, sizeof(*daifmt), GFP_KERNEL); if (!daifmt) @@ -1009,11 +1016,24 @@ static int hdmi_codec_probe(struct platform_device *pdev) if (hcd->i2s) { daidrv[i] = hdmi_i2s_dai; daidrv[i].playback.channels_max = hcd->max_i2s_channels; + if (hcd->no_i2s_playback) + memset(&daidrv[i].playback, 0, + sizeof(daidrv[i].playback)); + if (hcd->no_i2s_capture) + memset(&daidrv[i].capture, 0, + sizeof(daidrv[i].capture)); i++; } - if (hcd->spdif) + if (hcd->spdif) { daidrv[i] = hdmi_spdif_dai; + if (hcd->no_spdif_playback) + memset(&daidrv[i].playback, 0, + sizeof(daidrv[i].playback)); + if (hcd->no_spdif_capture) + memset(&daidrv[i].capture, 0, + sizeof(daidrv[i].capture)); + } dev_set_drvdata(dev, hcp); |