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-rw-r--r--sound/soc/atmel/atmel-pdmic.c127
1 files changed, 49 insertions, 78 deletions
diff --git a/sound/soc/atmel/atmel-pdmic.c b/sound/soc/atmel/atmel-pdmic.c
index 04ec6f0af179..77ff12baead5 100644
--- a/sound/soc/atmel/atmel-pdmic.c
+++ b/sound/soc/atmel/atmel-pdmic.c
@@ -104,7 +104,7 @@ static struct atmel_pdmic_pdata *atmel_pdmic_dt_init(struct device *dev)
static int atmel_pdmic_cpu_dai_startup(struct snd_pcm_substream *substream,
struct snd_soc_dai *cpu_dai)
{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
struct atmel_pdmic *dd = snd_soc_card_get_drvdata(rtd->card);
int ret;
@@ -132,7 +132,7 @@ static int atmel_pdmic_cpu_dai_startup(struct snd_pcm_substream *substream,
static void atmel_pdmic_cpu_dai_shutdown(struct snd_pcm_substream *substream,
struct snd_soc_dai *cpu_dai)
{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
struct atmel_pdmic *dd = snd_soc_card_get_drvdata(rtd->card);
/* Disable the overrun error interrupt */
@@ -145,34 +145,28 @@ static void atmel_pdmic_cpu_dai_shutdown(struct snd_pcm_substream *substream,
static int atmel_pdmic_cpu_dai_prepare(struct snd_pcm_substream *substream,
struct snd_soc_dai *cpu_dai)
{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
struct atmel_pdmic *dd = snd_soc_card_get_drvdata(rtd->card);
+ struct snd_soc_component *component = cpu_dai->component;
u32 val;
+ int ret;
/* Clean the PDMIC Converted Data Register */
- return regmap_read(dd->regmap, PDMIC_CDR, &val);
-}
-
-static const struct snd_soc_dai_ops atmel_pdmic_cpu_dai_ops = {
- .startup = atmel_pdmic_cpu_dai_startup,
- .shutdown = atmel_pdmic_cpu_dai_shutdown,
- .prepare = atmel_pdmic_cpu_dai_prepare,
-};
+ ret = regmap_read(dd->regmap, PDMIC_CDR, &val);
+ if (ret < 0)
+ return 0;
-#define ATMEL_PDMIC_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE)
+ ret = snd_soc_component_update_bits(component, PDMIC_CR,
+ PDMIC_CR_ENPDM_MASK,
+ PDMIC_CR_ENPDM_DIS <<
+ PDMIC_CR_ENPDM_SHIFT);
+ if (ret < 0)
+ return ret;
-static struct snd_soc_dai_driver atmel_pdmic_cpu_dai = {
- .capture = {
- .channels_min = 1,
- .channels_max = 1,
- .rates = SNDRV_PCM_RATE_KNOT,
- .formats = ATMEL_PDMIC_FORMATS,},
- .ops = &atmel_pdmic_cpu_dai_ops,
-};
+ return 0;
+}
-static const struct snd_soc_component_driver atmel_pdmic_cpu_dai_component = {
- .name = "atmel-pdmic",
-};
+#define ATMEL_PDMIC_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE)
/* platform */
#define ATMEL_PDMIC_MAX_BUF_SIZE (64 * 1024)
@@ -197,7 +191,7 @@ atmel_pdmic_platform_configure_dma(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct dma_slave_config *slave_config)
{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
struct atmel_pdmic *dd = snd_soc_card_get_drvdata(rtd->card);
int ret;
@@ -290,10 +284,10 @@ static int pdmic_get_mic_volsw(struct snd_kcontrol *kcontrol,
unsigned int dgain_val, scale_val;
int i;
- dgain_val = (snd_soc_component_read32(component, PDMIC_DSPR1) & PDMIC_DSPR1_DGAIN_MASK)
+ dgain_val = (snd_soc_component_read(component, PDMIC_DSPR1) & PDMIC_DSPR1_DGAIN_MASK)
>> PDMIC_DSPR1_DGAIN_SHIFT;
- scale_val = (snd_soc_component_read32(component, PDMIC_DSPR0) & PDMIC_DSPR0_SCALE_MASK)
+ scale_val = (snd_soc_component_read(component, PDMIC_DSPR0) & PDMIC_DSPR0_SCALE_MASK)
>> PDMIC_DSPR0_SCALE_SHIFT;
for (i = 0; i < ARRAY_SIZE(mic_gain_table); i++) {
@@ -355,27 +349,16 @@ static int atmel_pdmic_component_probe(struct snd_soc_component *component)
return 0;
}
-static struct snd_soc_component_driver soc_component_dev_pdmic = {
- .probe = atmel_pdmic_component_probe,
- .controls = atmel_pdmic_snd_controls,
- .num_controls = ARRAY_SIZE(atmel_pdmic_snd_controls),
- .idle_bias_on = 1,
- .use_pmdown_time = 1,
- .endianness = 1,
- .non_legacy_dai_naming = 1,
-};
-
-/* codec dai component */
#define PDMIC_MR_PRESCAL_MAX_VAL 127
static int
-atmel_pdmic_codec_dai_hw_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *params,
- struct snd_soc_dai *codec_dai)
+atmel_pdmic_cpu_dai_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *cpu_dai)
{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
struct atmel_pdmic *dd = snd_soc_card_get_drvdata(rtd->card);
- struct snd_soc_component *component = codec_dai->component;
+ struct snd_soc_component *component = cpu_dai->component;
unsigned int rate_min = substream->runtime->hw.rate_min;
unsigned int rate_max = substream->runtime->hw.rate_max;
int fs = params_rate(params);
@@ -445,21 +428,10 @@ atmel_pdmic_codec_dai_hw_params(struct snd_pcm_substream *substream,
return 0;
}
-static int atmel_pdmic_codec_dai_prepare(struct snd_pcm_substream *substream,
- struct snd_soc_dai *codec_dai)
-{
- struct snd_soc_component *component = codec_dai->component;
-
- snd_soc_component_update_bits(component, PDMIC_CR, PDMIC_CR_ENPDM_MASK,
- PDMIC_CR_ENPDM_DIS << PDMIC_CR_ENPDM_SHIFT);
-
- return 0;
-}
-
-static int atmel_pdmic_codec_dai_trigger(struct snd_pcm_substream *substream,
- int cmd, struct snd_soc_dai *codec_dai)
+static int atmel_pdmic_cpu_dai_trigger(struct snd_pcm_substream *substream,
+ int cmd, struct snd_soc_dai *cpu_dai)
{
- struct snd_soc_component *component = codec_dai->component;
+ struct snd_soc_component *component = cpu_dai->component;
u32 val;
switch (cmd) {
@@ -482,16 +454,16 @@ static int atmel_pdmic_codec_dai_trigger(struct snd_pcm_substream *substream,
return 0;
}
-static const struct snd_soc_dai_ops atmel_pdmic_codec_dai_ops = {
- .hw_params = atmel_pdmic_codec_dai_hw_params,
- .prepare = atmel_pdmic_codec_dai_prepare,
- .trigger = atmel_pdmic_codec_dai_trigger,
+static const struct snd_soc_dai_ops atmel_pdmic_cpu_dai_ops = {
+ .startup = atmel_pdmic_cpu_dai_startup,
+ .shutdown = atmel_pdmic_cpu_dai_shutdown,
+ .prepare = atmel_pdmic_cpu_dai_prepare,
+ .hw_params = atmel_pdmic_cpu_dai_hw_params,
+ .trigger = atmel_pdmic_cpu_dai_trigger,
};
-#define ATMEL_PDMIC_CODEC_DAI_NAME "atmel-pdmic-hifi"
-static struct snd_soc_dai_driver atmel_pdmic_codec_dai = {
- .name = ATMEL_PDMIC_CODEC_DAI_NAME,
+static struct snd_soc_dai_driver atmel_pdmic_cpu_dai = {
.capture = {
.stream_name = "Capture",
.channels_min = 1,
@@ -499,7 +471,17 @@ static struct snd_soc_dai_driver atmel_pdmic_codec_dai = {
.rates = SNDRV_PCM_RATE_KNOT,
.formats = ATMEL_PDMIC_FORMATS,
},
- .ops = &atmel_pdmic_codec_dai_ops,
+ .ops = &atmel_pdmic_cpu_dai_ops,
+};
+
+static const struct snd_soc_component_driver atmel_pdmic_cpu_dai_component = {
+ .name = "atmel-pdmic",
+ .probe = atmel_pdmic_component_probe,
+ .controls = atmel_pdmic_snd_controls,
+ .num_controls = ARRAY_SIZE(atmel_pdmic_snd_controls),
+ .idle_bias_on = 1,
+ .use_pmdown_time = 1,
+ .legacy_dai_naming = 1,
};
/* ASoC sound card */
@@ -528,9 +510,9 @@ static int atmel_pdmic_asoc_card_init(struct device *dev,
dai_link->name = "PDMIC";
dai_link->stream_name = "PDMIC PCM";
- dai_link->codecs->dai_name = ATMEL_PDMIC_CODEC_DAI_NAME;
+ dai_link->codecs->dai_name = "snd-soc-dummy-dai";
dai_link->cpus->dai_name = dev_name(dev);
- dai_link->codecs->name = dev_name(dev);
+ dai_link->codecs->name = "snd-soc-dummy";
dai_link->platforms->name = dev_name(dev);
card->dai_link = dai_link;
@@ -638,8 +620,7 @@ static int atmel_pdmic_probe(struct platform_device *pdev)
return ret;
}
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- io_base = devm_ioremap_resource(dev, res);
+ io_base = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
if (IS_ERR(io_base))
return PTR_ERR(io_base);
@@ -684,16 +665,6 @@ static int atmel_pdmic_probe(struct platform_device *pdev)
return ret;
}
- /* register codec and codec dai */
- atmel_pdmic_codec_dai.capture.rate_min = rate_min;
- atmel_pdmic_codec_dai.capture.rate_max = rate_max;
- ret = devm_snd_soc_register_component(dev, &soc_component_dev_pdmic,
- &atmel_pdmic_codec_dai, 1);
- if (ret) {
- dev_err(dev, "could not register component: %d\n", ret);
- return ret;
- }
-
/* register sound card */
card = devm_kzalloc(dev, sizeof(*card), GFP_KERNEL);
if (!card) {
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