diff options
Diffstat (limited to 'sound/soc/omap/omap-hdmi.c')
| -rw-r--r-- | sound/soc/omap/omap-hdmi.c | 28 |
1 files changed, 19 insertions, 9 deletions
diff --git a/sound/soc/omap/omap-hdmi.c b/sound/soc/omap/omap-hdmi.c index b889f7668c81..a6656b2a7353 100644 --- a/sound/soc/omap/omap-hdmi.c +++ b/sound/soc/omap/omap-hdmi.c @@ -37,9 +37,8 @@ #define DRV_NAME "omap-hdmi-audio-dai" -static struct omap_pcm_dma_data omap_hdmi_dai_dma_params = { - .name = "HDMI playback", - .sync_mode = OMAP_DMA_SYNC_PACKET, +struct hdmi_priv { + struct omap_pcm_dma_data dma_params; }; static int omap_hdmi_dai_startup(struct snd_pcm_substream *substream, @@ -62,23 +61,24 @@ static int omap_hdmi_dai_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) { + struct hdmi_priv *priv = snd_soc_dai_get_drvdata(dai); int err = 0; switch (params_format(params)) { case SNDRV_PCM_FORMAT_S16_LE: - omap_hdmi_dai_dma_params.packet_size = 16; + priv->dma_params.packet_size = 16; break; case SNDRV_PCM_FORMAT_S24_LE: - omap_hdmi_dai_dma_params.packet_size = 32; + priv->dma_params.packet_size = 32; break; default: err = -EINVAL; } - omap_hdmi_dai_dma_params.data_type = OMAP_DMA_DATA_TYPE_S32; + priv->dma_params.data_type = OMAP_DMA_DATA_TYPE_S32; snd_soc_dai_set_dma_data(dai, substream, - &omap_hdmi_dai_dma_params); + &priv->dma_params); return err; } @@ -102,6 +102,13 @@ static __devinit int omap_hdmi_probe(struct platform_device *pdev) { int ret; struct resource *hdmi_rsrc; + struct hdmi_priv *hdmi_data; + + hdmi_data = devm_kzalloc(&pdev->dev, sizeof(*hdmi_data), GFP_KERNEL); + if (hdmi_data == NULL) { + dev_err(&pdev->dev, "Cannot allocate memory for HDMI data\n"); + return -ENOMEM; + } hdmi_rsrc = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!hdmi_rsrc) { @@ -109,7 +116,7 @@ static __devinit int omap_hdmi_probe(struct platform_device *pdev) return -ENODEV; } - omap_hdmi_dai_dma_params.port_addr = hdmi_rsrc->start + hdmi_data->dma_params.port_addr = hdmi_rsrc->start + OMAP_HDMI_AUDIO_DMA_PORT; hdmi_rsrc = platform_get_resource(pdev, IORESOURCE_DMA, 0); @@ -118,8 +125,11 @@ static __devinit int omap_hdmi_probe(struct platform_device *pdev) return -ENODEV; } - omap_hdmi_dai_dma_params.dma_req = hdmi_rsrc->start; + hdmi_data->dma_params.dma_req = hdmi_rsrc->start; + hdmi_data->dma_params.name = "HDMI playback"; + hdmi_data->dma_params.sync_mode = OMAP_DMA_SYNC_PACKET; + dev_set_drvdata(&pdev->dev, hdmi_data); ret = snd_soc_register_dai(&pdev->dev, &omap_hdmi_dai); return ret; } |