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| author | Lars-Peter Clausen | 2013-04-20 19:29:06 +0200 |
|---|---|---|
| committer | Mark Brown | 2013-05-12 18:58:03 +0200 |
| commit | 46fdd8b11d4ab58af126344dcbc0bd565174db16 (patch) | |
| tree | de1bbe6bd4ccb769d6516f51efdd67b5ec6a36ff /sound/soc/spear/spdif_in.c | |
| parent | Linux 3.10-rc1 (diff) | |
| download | kernel-qcow2-linux-46fdd8b11d4ab58af126344dcbc0bd565174db16.tar.gz kernel-qcow2-linux-46fdd8b11d4ab58af126344dcbc0bd565174db16.tar.xz kernel-qcow2-linux-46fdd8b11d4ab58af126344dcbc0bd565174db16.zip | |
ASoC: spear: Setup dma data in DAI probe
This allows us to access the DAI DMA data when we create the PCM. We'll use
this when converting spear to generic DMA engine PCM driver.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc/spear/spdif_in.c')
| -rw-r--r-- | sound/soc/spear/spdif_in.c | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/sound/soc/spear/spdif_in.c b/sound/soc/spear/spdif_in.c index 14d57e89bcba..82c838753c06 100644 --- a/sound/soc/spear/spdif_in.c +++ b/sound/soc/spear/spdif_in.c @@ -49,15 +49,12 @@ static void spdif_in_configure(struct spdif_in_dev *host) writel(0xF, host->io_base + SPDIF_IN_IRQ_MASK); } -static int spdif_in_startup(struct snd_pcm_substream *substream, - struct snd_soc_dai *cpu_dai) +static int spdif_in_dai_probe(struct snd_soc_dai *dai) { - struct spdif_in_dev *host = snd_soc_dai_get_drvdata(cpu_dai); + struct spdif_in_dev *host = snd_soc_dai_get_drvdata(dai); - if (substream->stream != SNDRV_PCM_STREAM_CAPTURE) - return -EINVAL; + dai->capture_dma_data = &host->dma_params; - snd_soc_dai_set_dma_data(cpu_dai, substream, (void *)&host->dma_params); return 0; } @@ -70,7 +67,6 @@ static void spdif_in_shutdown(struct snd_pcm_substream *substream, return; writel(0x0, host->io_base + SPDIF_IN_IRQ_MASK); - snd_soc_dai_set_dma_data(dai, substream, NULL); } static void spdif_in_format(struct spdif_in_dev *host, u32 format) @@ -151,13 +147,13 @@ static int spdif_in_trigger(struct snd_pcm_substream *substream, int cmd, } static struct snd_soc_dai_ops spdif_in_dai_ops = { - .startup = spdif_in_startup, .shutdown = spdif_in_shutdown, .trigger = spdif_in_trigger, .hw_params = spdif_in_hw_params, }; struct snd_soc_dai_driver spdif_in_dai = { + .probe = spdif_in_dai_probe, .capture = { .channels_min = 2, .channels_max = 2, |