From: Mark Brown broonie@linaro.org
While testing the upcoming dmaengine conversion for the driver Padma noticed that the DMA data for the secondard DAI is not being correctly initialised and provided a fix on top of the conversion. Also do this fix for mainline.
Reported-by: Padmavathi Venna padma.v@samsung.com Signed-off-by: Mark Brown broonie@linaro.org Cc: stable@vger.kernel.org ---
Compile tested only, I don't have hardware to test.
sound/soc/samsung/i2s.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/sound/soc/samsung/i2s.c b/sound/soc/samsung/i2s.c index a5cbdb4f1655..f9f2227421ea 100644 --- a/sound/soc/samsung/i2s.c +++ b/sound/soc/samsung/i2s.c @@ -946,8 +946,11 @@ static int samsung_i2s_dai_probe(struct snd_soc_dai *dai) struct i2s_dai *i2s = to_info(dai); struct i2s_dai *other = i2s->pri_dai ? : i2s->sec_dai;
- if (other && other->clk) /* If this is probe on secondary */ + if (other && other->clk) { /* If this is probe on secondary */ + snd_soc_dai_init_dma_data(dai, &other->sec_dai->dma_playback, + NULL); goto probe_exit; + }
i2s->addr = ioremap(i2s->base, 0x100); if (i2s->addr == NULL) {