diff options
Diffstat (limited to 'sound/soc')
| -rw-r--r-- | sound/soc/jz4740/jz4740-i2s.c | 1 | ||||
| -rw-r--r-- | sound/soc/kirkwood/armada-370-db.c | 1 | ||||
| -rw-r--r-- | sound/soc/mediatek/mt8173-max98090.c | 11 | ||||
| -rw-r--r-- | sound/soc/mediatek/mt8173-rt5650-rt5676.c | 11 | ||||
| -rw-r--r-- | sound/soc/mxs/mxs-sgtl5000.c | 6 | ||||
| -rw-r--r-- | sound/soc/soc-pcm.c | 49 |
6 files changed, 54 insertions, 25 deletions
diff --git a/sound/soc/jz4740/jz4740-i2s.c b/sound/soc/jz4740/jz4740-i2s.c index b05fb1c1a848..794a3499e567 100644 --- a/sound/soc/jz4740/jz4740-i2s.c +++ b/sound/soc/jz4740/jz4740-i2s.c @@ -485,6 +485,7 @@ static const struct of_device_id jz4740_of_matches[] = { { .compatible = "ingenic,jz4780-i2s", .data = (void *)JZ_I2S_JZ4780 }, { /* sentinel */ } }; +MODULE_DEVICE_TABLE(of, jz4740_of_matches); #endif static int jz4740_i2s_dev_probe(struct platform_device *pdev) diff --git a/sound/soc/kirkwood/armada-370-db.c b/sound/soc/kirkwood/armada-370-db.c index de7563bdc5c2..e0304d544f26 100644 --- a/sound/soc/kirkwood/armada-370-db.c +++ b/sound/soc/kirkwood/armada-370-db.c @@ -130,6 +130,7 @@ static const struct of_device_id a370db_dt_ids[] = { { .compatible = "marvell,a370db-audio" }, { }, }; +MODULE_DEVICE_TABLE(of, a370db_dt_ids); static struct platform_driver a370db_driver = { .driver = { diff --git a/sound/soc/mediatek/mt8173-max98090.c b/sound/soc/mediatek/mt8173-max98090.c index 684e8a78bed0..71a1a35047ba 100644 --- a/sound/soc/mediatek/mt8173-max98090.c +++ b/sound/soc/mediatek/mt8173-max98090.c @@ -179,21 +179,13 @@ static int mt8173_max98090_dev_probe(struct platform_device *pdev) } card->dev = &pdev->dev; - ret = snd_soc_register_card(card); + ret = devm_snd_soc_register_card(&pdev->dev, card); if (ret) dev_err(&pdev->dev, "%s snd_soc_register_card fail %d\n", __func__, ret); return ret; } -static int mt8173_max98090_dev_remove(struct platform_device *pdev) -{ - struct snd_soc_card *card = platform_get_drvdata(pdev); - - snd_soc_unregister_card(card); - return 0; -} - static const struct of_device_id mt8173_max98090_dt_match[] = { { .compatible = "mediatek,mt8173-max98090", }, { } @@ -209,7 +201,6 @@ static struct platform_driver mt8173_max98090_driver = { #endif }, .probe = mt8173_max98090_dev_probe, - .remove = mt8173_max98090_dev_remove, }; module_platform_driver(mt8173_max98090_driver); diff --git a/sound/soc/mediatek/mt8173-rt5650-rt5676.c b/sound/soc/mediatek/mt8173-rt5650-rt5676.c index 86cf9752f18a..50ba538eccb3 100644 --- a/sound/soc/mediatek/mt8173-rt5650-rt5676.c +++ b/sound/soc/mediatek/mt8173-rt5650-rt5676.c @@ -246,21 +246,13 @@ static int mt8173_rt5650_rt5676_dev_probe(struct platform_device *pdev) card->dev = &pdev->dev; platform_set_drvdata(pdev, card); - ret = snd_soc_register_card(card); + ret = devm_snd_soc_register_card(&pdev->dev, card); if (ret) dev_err(&pdev->dev, "%s snd_soc_register_card fail %d\n", __func__, ret); return ret; } -static int mt8173_rt5650_rt5676_dev_remove(struct platform_device *pdev) -{ - struct snd_soc_card *card = platform_get_drvdata(pdev); - - snd_soc_unregister_card(card); - return 0; -} - static const struct of_device_id mt8173_rt5650_rt5676_dt_match[] = { { .compatible = "mediatek,mt8173-rt5650-rt5676", }, { } @@ -276,7 +268,6 @@ static struct platform_driver mt8173_rt5650_rt5676_driver = { #endif }, .probe = mt8173_rt5650_rt5676_dev_probe, - .remove = mt8173_rt5650_rt5676_dev_remove, }; module_platform_driver(mt8173_rt5650_rt5676_driver); diff --git a/sound/soc/mxs/mxs-sgtl5000.c b/sound/soc/mxs/mxs-sgtl5000.c index 6e6fce6a14ba..2b23ffbac6b1 100644 --- a/sound/soc/mxs/mxs-sgtl5000.c +++ b/sound/soc/mxs/mxs-sgtl5000.c @@ -142,7 +142,7 @@ static int mxs_sgtl5000_probe(struct platform_device *pdev) card->dev = &pdev->dev; platform_set_drvdata(pdev, card); - ret = snd_soc_register_card(card); + ret = devm_snd_soc_register_card(&pdev->dev, card); if (ret) { dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n", ret); @@ -154,12 +154,8 @@ static int mxs_sgtl5000_probe(struct platform_device *pdev) static int mxs_sgtl5000_remove(struct platform_device *pdev) { - struct snd_soc_card *card = platform_get_drvdata(pdev); - mxs_saif_put_mclk(0); - snd_soc_unregister_card(card); - return 0; } diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c index 70e4b9d8bdcd..317395824cd7 100644 --- a/sound/soc/soc-pcm.c +++ b/sound/soc/soc-pcm.c @@ -34,6 +34,24 @@ #define DPCM_MAX_BE_USERS 8 +/* + * snd_soc_dai_stream_valid() - check if a DAI supports the given stream + * + * Returns true if the DAI supports the indicated stream type. + */ +static bool snd_soc_dai_stream_valid(struct snd_soc_dai *dai, int stream) +{ + struct snd_soc_pcm_stream *codec_stream; + + if (stream == SNDRV_PCM_STREAM_PLAYBACK) + codec_stream = &dai->driver->playback; + else + codec_stream = &dai->driver->capture; + + /* If the codec specifies any rate at all, it supports the stream. */ + return codec_stream->rates; +} + /** * snd_soc_runtime_activate() - Increment active count for PCM runtime components * @rtd: ASoC PCM runtime that is activated @@ -371,6 +389,20 @@ static void soc_pcm_init_runtime_hw(struct snd_pcm_substream *substream) /* first calculate min/max only for CODECs in the DAI link */ for (i = 0; i < rtd->num_codecs; i++) { + + /* + * Skip CODECs which don't support the current stream type. + * Otherwise, since the rate, channel, and format values will + * zero in that case, we would have no usable settings left, + * causing the resulting setup to fail. + * At least one CODEC should match, otherwise we should have + * bailed out on a higher level, since there would be no + * CODEC to support the transfer direction in that case. + */ + if (!snd_soc_dai_stream_valid(rtd->codec_dais[i], + substream->stream)) + continue; + codec_dai_drv = rtd->codec_dais[i]->driver; if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) codec_stream = &codec_dai_drv->playback; @@ -827,6 +859,23 @@ static int soc_pcm_hw_params(struct snd_pcm_substream *substream, struct snd_soc_dai *codec_dai = rtd->codec_dais[i]; struct snd_pcm_hw_params codec_params; + /* + * Skip CODECs which don't support the current stream type, + * the idea being that if a CODEC is not used for the currently + * set up transfer direction, it should not need to be + * configured, especially since the configuration used might + * not even be supported by that CODEC. There may be cases + * however where a CODEC needs to be set up although it is + * actually not being used for the transfer, e.g. if a + * capture-only CODEC is acting as an LRCLK and/or BCLK master + * for the DAI link including a playback-only CODEC. + * If this becomes necessary, we will have to augment the + * machine driver setup with information on how to act, so + * we can do the right thing here. + */ + if (!snd_soc_dai_stream_valid(codec_dai, substream->stream)) + continue; + /* copy params for each codec */ codec_params = *params; |