AcoSail/kernel_optimize_test
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ASoC: spear: Setup dma data in DAI probe

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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>
This commit is contained in:
Lars-Peter Clausen 2013-04-20 19:29:06 +02:00 committed by Mark Brown
parent f722406faa
commit 46fdd8b11d
2 changed files with 8 additions and 11 deletions
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12
sound/soc/spear/spdif_in.c
View File

@ -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,

7
sound/soc/spear/spdif_out.c
View File

@ -62,8 +62,6 @@ static int spdif_out_startup(struct snd_pcm_substream *substream,
if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK)
return -EINVAL;
snd_soc_dai_set_dma_data(cpu_dai, substream, (void *)&host->dma_params);
ret = clk_enable(host->clk);
if (ret)
return ret;
@ -84,7 +82,6 @@ static void spdif_out_shutdown(struct snd_pcm_substream *substream,
clk_disable(host->clk);
host->running = false;
snd_soc_dai_set_dma_data(dai, substream, NULL);
}
static void spdif_out_clock(struct spdif_out_dev *host, u32 core_freq,
@ -245,6 +242,10 @@ static const struct snd_kcontrol_new spdif_out_controls[] = {
int spdif_soc_dai_probe(struct snd_soc_dai *dai)
{
struct spdif_out_dev *host = snd_soc_dai_get_drvdata(dai);
dai->playback_dma_data = &host->dma_params;
return snd_soc_add_dai_controls(dai, spdif_out_controls,
ARRAY_SIZE(spdif_out_controls));
}