[INTERNAL,5/7] ASoC: stm32: sai: Remove spurious IRQs on stop

Commit Message

Olivier MOYSAN Oct. 19, 2017, 1:03 p.m. UTC

Clear IRQ mask on stream stop to avoid spurious IRQs.

Signed-off-by: Olivier Moysan <[e-mail]>
---
 sound/soc/stm/stm32_sai_sub.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

Patch

diff --git a/sound/soc/stm/stm32_sai_sub.c b/sound/soc/stm/stm32_sai_sub.c
index 815ef10..fd7dc77 100644
--- a/sound/soc/stm/stm32_sai_sub.c
+++ b/sound/soc/stm/stm32_sai_sub.c
@@ -419,8 +419,6 @@  static int stm32_sai_startup(struct snd_pcm_substream *substream,
 	}
 
 	/* Enable ITs */
-	regmap_update_bits(sai->regmap, STM_SAI_SR_REGX,
-			   SAI_XSR_MASK, (unsigned int)~SAI_XSR_MASK);
 
 	regmap_update_bits(sai->regmap, STM_SAI_CLRFR_REGX,
 			   SAI_XCLRFR_MASK, SAI_XCLRFR_MASK);
@@ -693,6 +691,9 @@  static int stm32_sai_trigger(struct snd_pcm_substream *substream, int cmd,
 	case SNDRV_PCM_TRIGGER_STOP:
 		dev_dbg(cpu_dai->dev, "Disable DMA and SAI\n");
 
+		regmap_update_bits(sai->regmap, STM_SAI_IMR_REGX,
+				   SAI_XIMR_MASK, 0);
+
 		regmap_update_bits(sai->regmap, STM_SAI_CR1_REGX,
 				   SAI_XCR1_SAIEN,
 				   (unsigned int)~SAI_XCR1_SAIEN);