diff options
| author | Lars-Peter Clausen <lars@metafoo.de> | 2013-04-03 13:06:05 +0400 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2013-04-03 21:12:58 +0400 |
| commit | 09ae3aaf3cd28422d76b7b78d9491b17330b276a (patch) | |
| tree | ba7414aaa0041f445f482bc3a18a76aa416b83ca /sound/soc/omap/omap-hdmi.c | |
| parent | 2735e6cd2b8d7cbf4c096b3cb19d637efb7a3ffc (diff) | |
| download | linux-09ae3aaf3cd28422d76b7b78d9491b17330b276a.tar.xz | |
ASoC: omap: Use common DAI DMA data
Use the common DAI DMA data struct for omap, this allows us to use the common
helper function to configure the DMA slave config based on the DAI DMA data.
For omap-dmic and omap-mcpdm also move the DMA data from a global variable to
the driver state struct.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Acked-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Acked-by: Jarkko Nikula <jarkko.nikula@bitmer.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc/omap/omap-hdmi.c')
| -rw-r--r-- | sound/soc/omap/omap-hdmi.c | 24 |
1 files changed, 10 insertions, 14 deletions
diff --git a/sound/soc/omap/omap-hdmi.c b/sound/soc/omap/omap-hdmi.c index 32fa840c493e..b4bfab9f33e8 100644 --- a/sound/soc/omap/omap-hdmi.c +++ b/sound/soc/omap/omap-hdmi.c @@ -32,15 +32,16 @@ #include <sound/soc.h> #include <sound/asound.h> #include <sound/asoundef.h> +#include <sound/dmaengine_pcm.h> #include <video/omapdss.h> -#include "omap-pcm.h" #include "omap-hdmi.h" #define DRV_NAME "omap-hdmi-audio-dai" struct hdmi_priv { - struct omap_pcm_dma_data dma_params; + struct snd_dmaengine_dai_dma_data dma_data; + unsigned int dma_req; struct omap_dss_audio dss_audio; struct snd_aes_iec958 iec; struct snd_cea_861_aud_if cea; @@ -68,7 +69,7 @@ static int omap_hdmi_dai_startup(struct snd_pcm_substream *substream, return -ENODEV; } - snd_soc_dai_set_dma_data(dai, substream, &priv->dma_params); + snd_soc_dai_set_dma_data(dai, substream, &priv->dma_data); return 0; } @@ -88,25 +89,20 @@ static int omap_hdmi_dai_hw_params(struct snd_pcm_substream *substream, struct hdmi_priv *priv = snd_soc_dai_get_drvdata(dai); struct snd_aes_iec958 *iec = &priv->iec; struct snd_cea_861_aud_if *cea = &priv->cea; - struct omap_pcm_dma_data *dma_data; int err = 0; - dma_data = snd_soc_dai_get_dma_data(dai, substream); - switch (params_format(params)) { case SNDRV_PCM_FORMAT_S16_LE: - dma_data->packet_size = 16; + priv->dma_data.maxburst = 16; break; case SNDRV_PCM_FORMAT_S24_LE: - dma_data->packet_size = 32; + priv->dma_data.maxburst = 32; break; default: dev_err(dai->dev, "format not supported!\n"); return -EINVAL; } - dma_data->data_type = 32; - /* * fill the IEC-60958 channel status word */ @@ -283,8 +279,7 @@ static int omap_hdmi_probe(struct platform_device *pdev) return -ENODEV; } - hdmi_data->dma_params.port_addr = hdmi_rsrc->start - + OMAP_HDMI_AUDIO_DMA_PORT; + hdmi_data->dma_data.addr = hdmi_rsrc->start + OMAP_HDMI_AUDIO_DMA_PORT; hdmi_rsrc = platform_get_resource(pdev, IORESOURCE_DMA, 0); if (!hdmi_rsrc) { @@ -292,8 +287,9 @@ static int omap_hdmi_probe(struct platform_device *pdev) return -ENODEV; } - hdmi_data->dma_params.dma_req = hdmi_rsrc->start; - hdmi_data->dma_params.name = "HDMI playback"; + hdmi_data->dma_req = hdmi_rsrc->start; + hdmi_data->dma_data.filter_data = &hdmi_data->dma_req; + hdmi_data->dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; /* * TODO: We assume that there is only one DSS HDMI device. Future |