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authorFabio Estevam <festevam@denx.de>2023-06-16 23:39:13 +0300
committerMark Brown <broonie@kernel.org>2023-06-21 15:42:51 +0300
commit6ab11462c68499933bd9b5d52a710f4e18a9e43e (patch)
tree1dc0095a910d6e1de22965cf9d5004cff628f152 /sound
parentaa21a7d4f68a0a5067578cbb93c136ab5ac09cfa (diff)
downloadlinux-6ab11462c68499933bd9b5d52a710f4e18a9e43e.tar.xz
ASoC: fsl-asoc-card: Allow passing the number of slots in use
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> Link: https://lore.kernel.org/r/20230616203913.551183-1-festevam@gmail.com Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/fsl/fsl-asoc-card.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/sound/soc/fsl/fsl-asoc-card.c b/sound/soc/fsl/fsl-asoc-card.c
index 8d0161ac8380..76b5bfc288fd 100644
--- a/sound/soc/fsl/fsl-asoc-card.c
+++ b/sound/soc/fsl/fsl-asoc-card.c
@@ -62,6 +62,7 @@ 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
*/
@@ -70,6 +71,7 @@ struct cpu_priv {
u32 sysclk_dir[2];
u32 sysclk_id[2];
u32 slot_width;
+ u32 slot_num;
};
/**
@@ -191,7 +193,11 @@ 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");