[alsa-devel] [PATCH 5/7] ASoC: stm32: sai: change stop sequence

olivier moysan olivier.moysan at st.com
Fri Jun 16 14:15:32 CEST 2017


Disable SAI before stopping DMA data transfers.

Signed-off-by: olivier moysan <olivier.moysan at st.com>
---
 sound/soc/stm/stm32_sai_sub.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/sound/soc/stm/stm32_sai_sub.c b/sound/soc/stm/stm32_sai_sub.c
index 24b8874..97b69a3 100644
--- a/sound/soc/stm/stm32_sai_sub.c
+++ b/sound/soc/stm/stm32_sai_sub.c
@@ -629,12 +629,12 @@ static int stm32_sai_trigger(struct snd_pcm_substream *substream, int cmd,
 		dev_dbg(cpu_dai->dev, "Disable DMA and SAI\n");
 
 		regmap_update_bits(sai->regmap, STM_SAI_CR1_REGX,
-				   SAI_XCR1_DMAEN,
-				   (unsigned int)~SAI_XCR1_DMAEN);
+				   SAI_XCR1_SAIEN,
+				   (unsigned int)~SAI_XCR1_SAIEN);
 
 		ret = regmap_update_bits(sai->regmap, STM_SAI_CR1_REGX,
-					 SAI_XCR1_SAIEN,
-					 (unsigned int)~SAI_XCR1_SAIEN);
+					 SAI_XCR1_DMAEN,
+					 (unsigned int)~SAI_XCR1_DMAEN);
 		if (ret < 0)
 			dev_err(cpu_dai->dev, "Failed to update CR1 register\n");
 		break;
-- 
1.9.1



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