[alsa-devel] [PATCH] ASoC: dwc: Extends DW_I2S_QUIRK_COMP_PARAM1 to playback

Akshu Agrawal akshu.agrawal at amd.com
Fri Feb 16 08:41:15 CET 2018


When we have same register to tell capture and playback capability
of a device and we want separate cpu dais for playback and
capture. Then, DW_I2S_QUIRK_COMP_PARAM1 is used to enable one
capability per dai.

Signed-off-by: Akshu Agrawal <akshu.agrawal at amd.com>
Reviewed-by: Alex Deucher <alexander.deucher at amd.com>
---
 sound/soc/dwc/dwc-i2s.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/sound/soc/dwc/dwc-i2s.c b/sound/soc/dwc/dwc-i2s.c
index e27e21f..65112b9 100644
--- a/sound/soc/dwc/dwc-i2s.c
+++ b/sound/soc/dwc/dwc-i2s.c
@@ -491,6 +491,10 @@ static int dw_configure_dai(struct dw_i2s_dev *dev,
 			dev->quirks & DW_I2S_QUIRK_COMP_PARAM1)
 		comp1 = comp1 & ~BIT(5);
 
+	if (dev->capability & DWC_I2S_PLAY &&
+			dev->quirks & DW_I2S_QUIRK_COMP_PARAM1)
+		comp1 = comp1 & ~BIT(6);
+
 	if (COMP1_TX_ENABLED(comp1)) {
 		dev_dbg(dev->dev, " designware: play supported\n");
 		idx = COMP1_TX_WORDSIZE_0(comp1);
-- 
1.9.1



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