diff options
Diffstat (limited to 'sound/soc/dwc/designware_i2s.c')
| -rw-r--r-- | sound/soc/dwc/designware_i2s.c | 24 |
1 files changed, 15 insertions, 9 deletions
diff --git a/sound/soc/dwc/designware_i2s.c b/sound/soc/dwc/designware_i2s.c index 1aa51300c56..25c31f1655f 100644 --- a/sound/soc/dwc/designware_i2s.c +++ b/sound/soc/dwc/designware_i2s.c @@ -1,7 +1,7 @@ /* * ALSA SoC Synopsys I2S Audio Layer * - * sound/soc/spear/designware_i2s.c + * sound/soc/dwc/designware_i2s.c * * Copyright (C) 2010 ST Microelectronics * Rajeev Kumar <rajeev-dlh.kumar@st.com> @@ -210,15 +210,19 @@ static int dw_i2s_hw_params(struct snd_pcm_substream *substream, switch (config->chan_nr) { case EIGHT_CHANNEL_SUPPORT: ch_reg = 3; + break; case SIX_CHANNEL_SUPPORT: ch_reg = 2; + break; case FOUR_CHANNEL_SUPPORT: ch_reg = 1; + break; case TWO_CHANNEL_SUPPORT: ch_reg = 0; break; default: dev_err(dev->dev, "channel not supported\n"); + return -EINVAL; } i2s_disable_channels(dev, substream->stream); @@ -293,6 +297,10 @@ static struct snd_soc_dai_ops dw_i2s_dai_ops = { .trigger = dw_i2s_trigger, }; +static const struct snd_soc_component_driver dw_i2s_component = { + .name = "dw-i2s", +}; + #ifdef CONFIG_PM static int dw_i2s_suspend(struct snd_soc_dai *dai) @@ -388,7 +396,7 @@ static int dw_i2s_probe(struct platform_device *pdev) } if (cap & DWC_I2S_PLAY) { - dev_dbg(&pdev->dev, " SPEAr: play supported\n"); + dev_dbg(&pdev->dev, " designware: play supported\n"); dw_i2s_dai->playback.channels_min = MIN_CHANNEL_NUM; dw_i2s_dai->playback.channels_max = pdata->channel; dw_i2s_dai->playback.formats = pdata->snd_fmts; @@ -396,7 +404,7 @@ static int dw_i2s_probe(struct platform_device *pdev) } if (cap & DWC_I2S_RECORD) { - dev_dbg(&pdev->dev, "SPEAr: record supported\n"); + dev_dbg(&pdev->dev, "designware: record supported\n"); dw_i2s_dai->capture.channels_min = MIN_CHANNEL_NUM; dw_i2s_dai->capture.channels_max = pdata->channel; dw_i2s_dai->capture.formats = pdata->snd_fmts; @@ -409,16 +417,15 @@ static int dw_i2s_probe(struct platform_device *pdev) dev->dev = &pdev->dev; dev_set_drvdata(&pdev->dev, dev); - ret = snd_soc_register_dai(&pdev->dev, dw_i2s_dai); + ret = snd_soc_register_component(&pdev->dev, &dw_i2s_component, + dw_i2s_dai, 1); if (ret != 0) { dev_err(&pdev->dev, "not able to register dai\n"); - goto err_set_drvdata; + goto err_clk_disable; } return 0; -err_set_drvdata: - dev_set_drvdata(&pdev->dev, NULL); err_clk_disable: clk_disable(dev->clk); err_clk_put: @@ -430,8 +437,7 @@ static int dw_i2s_remove(struct platform_device *pdev) { struct dw_i2s_dev *dev = dev_get_drvdata(&pdev->dev); - snd_soc_unregister_dai(&pdev->dev); - dev_set_drvdata(&pdev->dev, NULL); + snd_soc_unregister_component(&pdev->dev); clk_put(dev->clk); |