diff options
Diffstat (limited to 'sound/soc/cirrus/ep93xx-ac97.c')
| -rw-r--r-- | sound/soc/cirrus/ep93xx-ac97.c | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/sound/soc/cirrus/ep93xx-ac97.c b/sound/soc/cirrus/ep93xx-ac97.c index efa75b5086a..f30dadf85b9 100644 --- a/sound/soc/cirrus/ep93xx-ac97.c +++ b/sound/soc/cirrus/ep93xx-ac97.c @@ -19,11 +19,14 @@ #include <linux/slab.h> #include <sound/core.h> +#include <sound/dmaengine_pcm.h> #include <sound/ac97_codec.h> #include <sound/soc.h> #include <linux/platform_data/dma-ep93xx.h> +#include "ep93xx-pcm.h" + /* * Per channel (1-4) registers. */ @@ -95,6 +98,8 @@ struct ep93xx_ac97_info { struct device *dev; void __iomem *regs; struct completion done; + struct snd_dmaengine_dai_dma_data dma_params_rx; + struct snd_dmaengine_dai_dma_data dma_params_tx; }; /* currently ALSA only supports a single AC97 device */ @@ -315,8 +320,13 @@ static int ep93xx_ac97_trigger(struct snd_pcm_substream *substream, static int ep93xx_ac97_dai_probe(struct snd_soc_dai *dai) { - dai->playback_dma_data = &ep93xx_ac97_pcm_out; - dai->capture_dma_data = &ep93xx_ac97_pcm_in; + struct ep93xx_ac97_info *info = snd_soc_dai_get_drvdata(dai); + + info->dma_params_tx.filter_data = &ep93xx_ac97_pcm_out; + info->dma_params_rx.filter_data = &ep93xx_ac97_pcm_in; + + dai->playback_dma_data = &info->dma_params_tx; + dai->capture_dma_data = &info->dma_params_rx; return 0; } @@ -394,8 +404,14 @@ static int ep93xx_ac97_probe(struct platform_device *pdev) if (ret) goto fail; + ret = devm_ep93xx_pcm_platform_register(&pdev->dev); + if (ret) + goto fail_unregister; + return 0; +fail_unregister: + snd_soc_unregister_component(&pdev->dev); fail: ep93xx_ac97_info = NULL; snd_soc_set_ac97_ops(NULL); |