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ASoC: codecs: Add swr dmic as multi codec

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Add codec backend dai for soundwire dmic's.
Add swr dmic as multi codec

CRs-Fixed: 2600577
Change-Id: I6d6f812d702c1422752e2841bfcad6495e388aad
Signed-off-by: Vignesh Kulothungan <vigneshk@codeaurora.org>
This commit is contained in:
Vignesh Kulothungan
2020-01-23 15:14:32 -08:00
committed by Gerrit - the friendly Code Review server
parent 9e2e4fd511
commit 4fd97a1e75
2 changed files with 52 additions and 13 deletions
Download Patch File Download Diff File Expand all files Collapse all files

59
asoc/codecs/swr-dmic.c
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@@ -56,6 +56,7 @@ struct swr_dmic_priv {
struct swr_device *swr_slave;
struct snd_soc_component *component;
struct snd_soc_component_driver *driver;
struct snd_soc_dai_driver *dai_driver;
struct snd_soc_component *supply_component;
u32 micb_num;
struct device_node *wcd_handle;
@@ -66,10 +67,10 @@ struct swr_dmic_priv {
};
const char *codec_name_list[] = {
"swr-dmic-01",
"swr-dmic-02",
"swr-dmic-03",
"swr-dmic-04",
"swr-dmic.01",
"swr-dmic.02",
"swr-dmic.03",
"swr-dmic.04",
};
const char *dai_name_list[] = {
@@ -80,10 +81,10 @@ const char *dai_name_list[] = {
};
const char *aif_name_list[] = {
"SWR_DMIC_AIF0 Playback",
"SWR_DMIC_AIF1 Playback",
"SWR_DMIC_AIF2 Playback",
"SWR_DMIC_AIF3 Playback",
"SWR_DMIC_AIF0 Capture",
"SWR_DMIC_AIF1 Capture",
"SWR_DMIC_AIF2 Capture",
"SWR_DMIC_AIF3 Capture",
};
static int swr_dmic_reset(struct swr_device *pdev);
@@ -391,6 +392,26 @@ static int swr_dmic_parse_supply(struct device_node *np,
return 0;
}
static struct snd_soc_dai_driver swr_dmic_dai[] = {
{
.name = "",
.id = 0,
.capture = {
.stream_name = "",
.rates = (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000 |
SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_48000 |
SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_192000),
.formats = (SNDRV_PCM_FMTBIT_S16_LE |
SNDRV_PCM_FMTBIT_S24_LE |
SNDRV_PCM_FMTBIT_S32_LE),
.rate_max = 192000,
.rate_min = 8000,
.channels_min = 1,
.channels_max = 2,
},
},
};
static int swr_dmic_probe(struct swr_device *pdev)
{
int ret = 0;
@@ -497,10 +518,24 @@ static int swr_dmic_probe(struct swr_device *pdev)
goto dev_err;
}
swr_dmic->driver->name = dai_name_list[dev_index];
swr_dmic->driver->name = codec_name_list[dev_index];
swr_dmic->dai_driver = devm_kzalloc(&pdev->dev,
sizeof(struct snd_soc_dai_driver), GFP_KERNEL);
if (!swr_dmic->dai_driver) {
ret = -ENOMEM;
goto dev_err;
}
memcpy(swr_dmic->dai_driver, swr_dmic_dai,
sizeof(struct snd_soc_dai_driver));
swr_dmic->dai_driver->id = dev_index;
swr_dmic->dai_driver->name = dai_name_list[dev_index];
swr_dmic->dai_driver->capture.stream_name = aif_name_list[dev_index];
/* Number of DAI's used is 1 */
ret = snd_soc_register_component(&pdev->dev, swr_dmic->driver,
NULL, 0);
swr_dmic->dai_driver, 1);
if (ret) {
dev_err(&pdev->dev, "%s: Codec registration failed\n",
__func__);
@@ -511,14 +546,14 @@ static int swr_dmic_probe(struct swr_device *pdev)
swr_dmic->driver->name);
swr_dmic->component = component;
prefix_name = devm_kzalloc(&pdev->dev,
strlen(swr_dmic_name_prefix_of),
strlen(swr_dmic_name_prefix_of) + 1,
GFP_KERNEL);
if (!prefix_name) {
ret = -ENOMEM;
goto dev_err;
}
strlcpy(prefix_name, swr_dmic_name_prefix_of,
strlen(swr_dmic_name_prefix_of));
strlen(swr_dmic_name_prefix_of) + 1);
component->name_prefix = prefix_name;
if (swr_dmic->is_en_supply == 1) {