Hi Mark,
On Tue, Nov 12, 2013 at 7:18 PM, Mark Brown broonie@kernel.org wrote:
From: Mark Brown broonie@linaro.org
In preparation for using the dmaengine helpers in ASoC rather than the dmaengine wrappers for the Samsung API wrap the configuration of dma_data. The dmaengine code expects different data to that used by the legacy API.
Signed-off-by: Mark Brown broonie@linaro.org
sound/soc/samsung/ac97.c | 51 +++++++++++++++--------------------------------- sound/soc/samsung/dma.c | 8 ++++++++ sound/soc/samsung/dma.h | 3 +++ sound/soc/samsung/i2s.c | 2 +- sound/soc/samsung/pcm.c | 18 +++++++++-------- 5 files changed, 38 insertions(+), 44 deletions(-)
[snip]
diff --git a/sound/soc/samsung/i2s.c b/sound/soc/samsung/i2s.c index a5cbdb4..67d9fa9 100644 --- a/sound/soc/samsung/i2s.c +++ b/sound/soc/samsung/i2s.c @@ -963,7 +963,7 @@ static int samsung_i2s_dai_probe(struct snd_soc_dai *dai) } clk_prepare_enable(i2s->clk);
snd_soc_dai_init_dma_data(dai, &i2s->dma_playback, &i2s->dma_capture);
samsung_asoc_init_dma_data(dai, &i2s->dma_playback, &i2s->dma_capture);
we have to initialize the dma data for i2s secondary dai also otherwise there is a crash in dmaengine_pcm_new during probe.
Thanks Padma