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[PATCH AUTOSEL 4.19 029/123] ASoC: rockchip: add missing slave_config setting for I2S




From: Katsuhiro Suzuki <katsuhiro@xxxxxxxxxxxxx>

[ Upstream commit 16a8ee4c80b45984b6de1f90a49edcf336b7c621 ]

This patch adds missing prepare_sleve_config that is needed for
setup the DMA slave channel for I2S.

Signed-off-by: Katsuhiro Suzuki <katsuhiro@xxxxxxxxxxxxx>
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 sound/soc/rockchip/rockchip_pcm.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sound/soc/rockchip/rockchip_pcm.c b/sound/soc/rockchip/rockchip_pcm.c
index f77538319221..7029e0b85f9e 100644
--- a/sound/soc/rockchip/rockchip_pcm.c
+++ b/sound/soc/rockchip/rockchip_pcm.c
@@ -32,6 +32,7 @@ static const struct snd_pcm_hardware snd_rockchip_hardware = {
 
 static const struct snd_dmaengine_pcm_config rk_dmaengine_pcm_config = {
 	.pcm_hardware = &snd_rockchip_hardware,
+	.prepare_slave_config = snd_dmaengine_pcm_prepare_slave_config,
 	.prealloc_buffer_size = 32 * 1024,
 };
 
-- 
2.17.1