aboutsummaryrefslogtreecommitdiffstats
path: root/sound/soc/meson/axg-tdm-interface.c
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--sound/soc/meson/axg-tdm-interface.c75
1 files changed, 42 insertions, 33 deletions
diff --git a/sound/soc/meson/axg-tdm-interface.c b/sound/soc/meson/axg-tdm-interface.c
index d51f3344be7c..c040c83637e0 100644
--- a/sound/soc/meson/axg-tdm-interface.c
+++ b/sound/soc/meson/axg-tdm-interface.c
@@ -58,17 +58,17 @@ int axg_tdm_set_tdm_slots(struct snd_soc_dai *dai, u32 *tx_mask,
switch (slot_width) {
case 0:
slot_width = 32;
- /* Fall-through */
+ fallthrough;
case 32:
fmt |= SNDRV_PCM_FMTBIT_S32_LE;
- /* Fall-through */
+ fallthrough;
case 24:
fmt |= SNDRV_PCM_FMTBIT_S24_LE;
fmt |= SNDRV_PCM_FMTBIT_S20_LE;
- /* Fall-through */
+ fallthrough;
case 16:
fmt |= SNDRV_PCM_FMTBIT_S16_LE;
- /* Fall-through */
+ fallthrough;
case 8:
fmt |= SNDRV_PCM_FMTBIT_S8;
break;
@@ -119,18 +119,25 @@ static int axg_tdm_iface_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
{
struct axg_tdm_iface *iface = snd_soc_dai_get_drvdata(dai);
- /* These modes are not supported */
- if (fmt & (SND_SOC_DAIFMT_CBS_CFM | SND_SOC_DAIFMT_CBM_CFS)) {
+ switch (fmt & SND_SOC_DAIFMT_CLOCK_PROVIDER_MASK) {
+ case SND_SOC_DAIFMT_BP_FP:
+ if (!iface->mclk) {
+ dev_err(dai->dev, "cpu clock master: mclk missing\n");
+ return -ENODEV;
+ }
+ break;
+
+ case SND_SOC_DAIFMT_BC_FC:
+ break;
+
+ case SND_SOC_DAIFMT_BP_FC:
+ case SND_SOC_DAIFMT_BC_FP:
dev_err(dai->dev, "only CBS_CFS and CBM_CFM are supported\n");
+ fallthrough;
+ default:
return -EINVAL;
}
- /* If the TDM interface is the clock master, it requires mclk */
- if (!iface->mclk && (fmt & SND_SOC_DAIFMT_CBS_CFS)) {
- dev_err(dai->dev, "cpu clock master: mclk missing\n");
- return -ENODEV;
- }
-
iface->fmt = fmt;
return 0;
}
@@ -149,7 +156,7 @@ static int axg_tdm_iface_startup(struct snd_pcm_substream *substream,
}
/* Apply component wide rate symmetry */
- if (dai->component->active) {
+ if (snd_soc_component_active(dai->component)) {
ret = snd_pcm_hw_constraint_single(substream->runtime,
SNDRV_PCM_HW_PARAM_RATE,
iface->rate);
@@ -319,7 +326,8 @@ static int axg_tdm_iface_hw_params(struct snd_pcm_substream *substream,
if (ret)
return ret;
- if (iface->fmt & SND_SOC_DAIFMT_CBS_CFS) {
+ if ((iface->fmt & SND_SOC_DAIFMT_CLOCK_PROVIDER_MASK) ==
+ SND_SOC_DAIFMT_BP_FP) {
ret = axg_tdm_iface_set_sclk(dai, params);
if (ret)
return ret;
@@ -459,8 +467,20 @@ static int axg_tdm_iface_set_bias_level(struct snd_soc_component *component,
return ret;
}
+static const struct snd_soc_dapm_widget axg_tdm_iface_dapm_widgets[] = {
+ SND_SOC_DAPM_SIGGEN("Playback Signal"),
+};
+
+static const struct snd_soc_dapm_route axg_tdm_iface_dapm_routes[] = {
+ { "Loopback", NULL, "Playback Signal" },
+};
+
static const struct snd_soc_component_driver axg_tdm_iface_component_drv = {
- .set_bias_level = axg_tdm_iface_set_bias_level,
+ .dapm_widgets = axg_tdm_iface_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(axg_tdm_iface_dapm_widgets),
+ .dapm_routes = axg_tdm_iface_dapm_routes,
+ .num_dapm_routes = ARRAY_SIZE(axg_tdm_iface_dapm_routes),
+ .set_bias_level = axg_tdm_iface_set_bias_level,
};
static const struct of_device_id axg_tdm_iface_of_match[] = {
@@ -497,21 +517,13 @@ static int axg_tdm_iface_probe(struct platform_device *pdev)
/* Bit clock provided on the pad */
iface->sclk = devm_clk_get(dev, "sclk");
- if (IS_ERR(iface->sclk)) {
- ret = PTR_ERR(iface->sclk);
- if (ret != -EPROBE_DEFER)
- dev_err(dev, "failed to get sclk: %d\n", ret);
- return ret;
- }
+ if (IS_ERR(iface->sclk))
+ return dev_err_probe(dev, PTR_ERR(iface->sclk), "failed to get sclk\n");
/* Sample clock provided on the pad */
iface->lrclk = devm_clk_get(dev, "lrclk");
- if (IS_ERR(iface->lrclk)) {
- ret = PTR_ERR(iface->lrclk);
- if (ret != -EPROBE_DEFER)
- dev_err(dev, "failed to get lrclk: %d\n", ret);
- return ret;
- }
+ if (IS_ERR(iface->lrclk))
+ return dev_err_probe(dev, PTR_ERR(iface->lrclk), "failed to get lrclk\n");
/*
* mclk maybe be missing when the cpu dai is in slave mode and
@@ -522,13 +534,10 @@ static int axg_tdm_iface_probe(struct platform_device *pdev)
iface->mclk = devm_clk_get(dev, "mclk");
if (IS_ERR(iface->mclk)) {
ret = PTR_ERR(iface->mclk);
- if (ret == -ENOENT) {
+ if (ret == -ENOENT)
iface->mclk = NULL;
- } else {
- if (ret != -EPROBE_DEFER)
- dev_err(dev, "failed to get mclk: %d\n", ret);
- return ret;
- }
+ else
+ return dev_err_probe(dev, ret, "failed to get mclk\n");
}
return devm_snd_soc_register_component(dev,