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Diffstat (limited to 'sound/soc/fsl/imx-card.c')
-rw-r--r--sound/soc/fsl/imx-card.c97
1 files changed, 76 insertions, 21 deletions
diff --git a/sound/soc/fsl/imx-card.c b/sound/soc/fsl/imx-card.c
index cb8723965f2f..9e668ae68039 100644
--- a/sound/soc/fsl/imx-card.c
+++ b/sound/soc/fsl/imx-card.c
@@ -25,6 +25,7 @@ enum codec_type {
CODEC_AK4458,
CODEC_AK4497,
CODEC_AK5552,
+ CODEC_CS42888,
};
/*
@@ -185,6 +186,16 @@ static struct imx_akcodec_tdm_fs_mul ak5558_tdm_fs_mul[] = {
{ .min = 512, .max = 512, .mul = 1024 },
};
+static struct imx_akcodec_fs_mul cs42888_fs_mul[] = {
+ { .rmin = 8000, .rmax = 48000, .wmin = 256, .wmax = 1024, },
+ { .rmin = 64000, .rmax = 96000, .wmin = 128, .wmax = 512, },
+ { .rmin = 176400, .rmax = 192000, .wmin = 64, .wmax = 256, },
+};
+
+static struct imx_akcodec_tdm_fs_mul cs42888_tdm_fs_mul[] = {
+ { .min = 256, .max = 256, .mul = 256 },
+};
+
static const u32 akcodec_rates[] = {
8000, 11025, 16000, 22050, 32000, 44100, 48000, 88200,
96000, 176400, 192000, 352800, 384000, 705600, 768000,
@@ -210,6 +221,14 @@ static const u32 ak5558_tdm_channels[] = {
1, 2, 3, 4, 5, 6, 7, 8,
};
+static const u32 cs42888_channels[] = {
+ 1, 2, 4, 6, 8,
+};
+
+static const u32 cs42888_tdm_channels[] = {
+ 1, 2, 3, 4, 5, 6, 7, 8,
+};
+
static bool format_is_dsd(struct snd_pcm_hw_params *params)
{
snd_pcm_format_t format = params_format(params);
@@ -241,6 +260,7 @@ static bool codec_is_akcodec(unsigned int type)
case CODEC_AK4497:
case CODEC_AK5558:
case CODEC_AK5552:
+ case CODEC_CS42888:
return true;
default:
break;
@@ -252,10 +272,10 @@ static unsigned long akcodec_get_mclk_rate(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
int slots, int slot_width)
{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
struct imx_card_data *data = snd_soc_card_get_drvdata(rtd->card);
const struct imx_card_plat_data *plat_data = data->plat_data;
- struct dai_link_data *link_data = &data->link_data[rtd->num];
+ struct dai_link_data *link_data = &data->link_data[rtd->id];
unsigned int width = slots * slot_width;
unsigned int rate = params_rate(params);
int i;
@@ -289,11 +309,11 @@ static unsigned long akcodec_get_mclk_rate(struct snd_pcm_substream *substream,
static int imx_aif_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
struct snd_soc_dai *cpu_dai = snd_soc_rtd_to_cpu(rtd, 0);
struct snd_soc_card *card = rtd->card;
struct imx_card_data *data = snd_soc_card_get_drvdata(card);
- struct dai_link_data *link_data = &data->link_data[rtd->num];
+ struct dai_link_data *link_data = &data->link_data[rtd->id];
struct imx_card_plat_data *plat_data = data->plat_data;
struct device *dev = card->dev;
struct snd_soc_dai *codec_dai;
@@ -340,13 +360,15 @@ static int imx_aif_hw_params(struct snd_pcm_substream *substream,
return ret;
}
- ret = snd_soc_dai_set_tdm_slot(codec_dai,
- BIT(slots) - 1,
- BIT(slots) - 1,
- slots, slot_width);
- if (ret && ret != -ENOTSUPP) {
- dev_err(dev, "failed to set codec dai[%d] tdm slot: %d\n", i, ret);
- return ret;
+ if (format_is_tdm(link_data)) {
+ ret = snd_soc_dai_set_tdm_slot(codec_dai,
+ BIT(slots) - 1,
+ BIT(slots) - 1,
+ slots, slot_width);
+ if (ret && ret != -ENOTSUPP) {
+ dev_err(dev, "failed to set codec dai[%d] tdm slot: %d\n", i, ret);
+ return ret;
+ }
}
}
@@ -370,6 +392,11 @@ static int imx_aif_hw_params(struct snd_pcm_substream *substream,
dev_err(dev, "failed to set cpui dai mclk1 rate (%lu): %d\n", mclk_freq, ret);
return ret;
}
+ ret = snd_soc_dai_set_sysclk(codec_dai, 0, mclk_freq, SND_SOC_CLOCK_IN);
+ if (ret && ret != -ENOTSUPP) {
+ dev_err(dev, "failed to set codec dai mclk rate (%lu): %d\n", mclk_freq, ret);
+ return ret;
+ }
return 0;
}
@@ -405,10 +432,10 @@ static int ak5558_hw_rule_rate(struct snd_pcm_hw_params *p, struct snd_pcm_hw_ru
static int imx_aif_startup(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
struct snd_soc_card *card = rtd->card;
struct imx_card_data *data = snd_soc_card_get_drvdata(card);
- struct dai_link_data *link_data = &data->link_data[rtd->num];
+ struct dai_link_data *link_data = &data->link_data[rtd->id];
static struct snd_pcm_hw_constraint_list constraint_rates;
static struct snd_pcm_hw_constraint_list constraint_channels;
int ret = 0;
@@ -491,6 +518,7 @@ static int imx_card_parse_of(struct imx_card_data *data)
struct snd_soc_dai_link *link;
struct dai_link_data *link_data;
struct of_phandle_args args;
+ bool playback_only, capture_only;
int ret, num_links;
u32 asrc_fmt = 0;
u32 width;
@@ -502,7 +530,7 @@ static int imx_card_parse_of(struct imx_card_data *data)
}
/* DAPM routes */
- if (of_property_read_bool(dev->of_node, "audio-routing")) {
+ if (of_property_present(dev->of_node, "audio-routing")) {
ret = snd_soc_of_parse_audio_routing(card, "audio-routing");
if (ret)
return ret;
@@ -516,7 +544,7 @@ static int imx_card_parse_of(struct imx_card_data *data)
if (!card->dai_link)
return -ENOMEM;
- data->link_data = devm_kcalloc(dev, num_links, sizeof(*link), GFP_KERNEL);
+ data->link_data = devm_kcalloc(dev, num_links, sizeof(*link_data), GFP_KERNEL);
if (!data->link_data)
return -ENOMEM;
@@ -604,6 +632,8 @@ static int imx_card_parse_of(struct imx_card_data *data)
plat_data->type = CODEC_AK5558;
else if (!strcmp(link->codecs->dai_name, "ak5552-aif"))
plat_data->type = CODEC_AK5552;
+ else if (!strcmp(link->codecs->dai_name, "cs42888"))
+ plat_data->type = CODEC_CS42888;
} else {
link->codecs = &snd_soc_dummy_dlc;
@@ -640,9 +670,12 @@ static int imx_card_parse_of(struct imx_card_data *data)
}
} else if (!strncmp(link->name, "HiFi-ASRC-BE", 12)) {
/* DPCM backend */
+ /*
+ * No need to have link->platforms. alloced dlc[1] will be just wasted,
+ * but it won't leak.
+ */
link->no_pcm = 1;
- link->platforms->of_node = NULL;
- link->platforms->name = "snd-soc-dummy";
+ link->platforms = NULL;
link->be_hw_params_fixup = be_hw_params_fixup;
link->ops = &imx_aif_ops_be;
@@ -650,8 +683,9 @@ static int imx_card_parse_of(struct imx_card_data *data)
link->ops = &imx_aif_ops;
}
- if (link->no_pcm || link->dynamic)
- snd_soc_dai_link_set_capabilities(link);
+ graph_util_parse_link_direction(np, &playback_only, &capture_only);
+ link->playback_only = playback_only;
+ link->capture_only = capture_only;
/* Get dai fmt */
ret = simple_util_parse_daifmt(dev, np, codec,
@@ -713,6 +747,7 @@ static int imx_card_probe(struct platform_device *pdev)
data->plat_data = plat_data;
data->card.dev = &pdev->dev;
+ data->card.owner = THIS_MODULE;
dev_set_drvdata(&pdev->dev, &data->card);
snd_soc_card_set_drvdata(&data->card, data);
@@ -740,6 +775,8 @@ static int imx_card_probe(struct platform_device *pdev)
data->dapm_routes[i].sink =
devm_kasprintf(&pdev->dev, GFP_KERNEL, "%d %s",
i + 1, "Playback");
+ if (!data->dapm_routes[i].sink)
+ return -ENOMEM;
data->dapm_routes[i].source = "CPU-Playback";
}
}
@@ -757,12 +794,20 @@ static int imx_card_probe(struct platform_device *pdev)
data->dapm_routes[i].source =
devm_kasprintf(&pdev->dev, GFP_KERNEL, "%d %s",
i + 1, "Capture");
+ if (!data->dapm_routes[i].source)
+ return -ENOMEM;
data->dapm_routes[i].sink = "CPU-Capture";
}
}
data->dapm_routes[i].sink = "ASRC-Capture";
data->dapm_routes[i].source = "CPU-Capture";
break;
+ case CODEC_CS42888:
+ data->dapm_routes[0].sink = "Playback";
+ data->dapm_routes[0].source = "CPU-Playback";
+ data->dapm_routes[1].sink = "CPU-Capture";
+ data->dapm_routes[1].source = "Capture";
+ break;
default:
break;
}
@@ -802,6 +847,16 @@ static int imx_card_probe(struct platform_device *pdev)
plat_data->support_tdm_channels = ak5558_tdm_channels;
plat_data->num_tdm_channels = ARRAY_SIZE(ak5558_tdm_channels);
break;
+ case CODEC_CS42888:
+ plat_data->fs_mul = cs42888_fs_mul;
+ plat_data->num_fs_mul = ARRAY_SIZE(cs42888_fs_mul);
+ plat_data->tdm_fs_mul = cs42888_tdm_fs_mul;
+ plat_data->num_tdm_fs_mul = ARRAY_SIZE(cs42888_tdm_fs_mul);
+ plat_data->support_channels = cs42888_channels;
+ plat_data->num_channels = ARRAY_SIZE(cs42888_channels);
+ plat_data->support_tdm_channels = cs42888_tdm_channels;
+ plat_data->num_tdm_channels = ARRAY_SIZE(cs42888_tdm_channels);
+ break;
default:
break;
}
@@ -817,8 +872,8 @@ static int imx_card_probe(struct platform_device *pdev)
}
for_each_card_prelinks(&data->card, i, link) {
if (link->dynamic == 1 && link_be) {
- link->dpcm_playback = link_be->dpcm_playback;
- link->dpcm_capture = link_be->dpcm_capture;
+ link->playback_only = link_be->playback_only;
+ link->capture_only = link_be->capture_only;
}
}
}
generated by cgit (git 2.34.1) at 2025-07-23 22:14:33 +0000