diff options
Diffstat (limited to '')
-rw-r--r-- | sound/soc/meson/axg-tdm-interface.c | 75 |
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, |