diff mbox series

ASoC: fsl-asoc-card: Allow passing the number of slots in use

Message ID 20230616203913.551183-1-festevam@gmail.com
State New
Headers show
Series ASoC: fsl-asoc-card: Allow passing the number of slots in use | expand

Commit Message

Fabio Estevam June 16, 2023, 8:39 p.m. UTC 
From: Fabio Estevam <festevam@denx.de>

Currently, fsl-asoc-card supports passing the width of the TDM slot, but
not the number of slots in use, as it harcodes it as two slots.

Add support for passing the number of slots in use.

Signed-off-by: Fabio Estevam <festevam@denx.de>
---
 sound/soc/fsl/fsl-asoc-card.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/sound/soc/fsl/fsl-asoc-card.c b/sound/soc/fsl/fsl-asoc-card.c
index 40870668ee24..98137c33f877 100644
--- a/sound/soc/fsl/fsl-asoc-card.c
+++ b/sound/soc/fsl/fsl-asoc-card.c
@@ -60,6 +60,7 @@  struct codec_priv {
  * @sysclk_dir: SYSCLK directions for set_sysclk()
  * @sysclk_id: SYSCLK ids for set_sysclk()
  * @slot_width: Slot width of each frame
+ * @slot_num: Number of slots of each frame
  *
  * Note: [1] for tx and [0] for rx
  */
@@ -68,6 +69,7 @@  struct cpu_priv {
 	u32 sysclk_dir[2];
 	u32 sysclk_id[2];
 	u32 slot_width;
+	u32 slot_num;
 };
 
 /**
@@ -189,7 +191,11 @@  static int fsl_asoc_card_hw_params(struct snd_pcm_substream *substream,
 	}
 
 	if (cpu_priv->slot_width) {
-		ret = snd_soc_dai_set_tdm_slot(asoc_rtd_to_cpu(rtd, 0), 0x3, 0x3, 2,
+		if (!cpu_priv->slot_num)
+			cpu_priv->slot_num = 2;
+
+		ret = snd_soc_dai_set_tdm_slot(asoc_rtd_to_cpu(rtd, 0), 0x3, 0x3,
+					       cpu_priv->slot_num,
 					       cpu_priv->slot_width);
 		if (ret && ret != -ENOTSUPP) {
 			dev_err(dev, "failed to set TDM slot for cpu dai\n");