diff options
| author | Sameer Pujar <spujar@nvidia.com> | 2022-08-08 10:57:32 +0530 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2022-08-15 01:19:55 +0100 |
| commit | 047a05366f4bb2e32eabbd3c8990d1d91ab87c89 (patch) | |
| tree | af28b011a802231979a5d65b73cf0da870cb6a7a /sound/soc/generic | |
| parent | 955927873d82c5127e31e618703d804033a93e4f (diff) | |
| download | linux-047a05366f4bb2e32eabbd3c8990d1d91ab87c89.tar.gz | |
ASoC: simple-card-utils: Fixup DAI sample format
Parse "convert-sample-format" DT binding and fixup the sample format
as applicable. This is similar to the existing "convert-channels" and
"convert-rate" properties for channels and rate fixup respectively.
Signed-off-by: Sameer Pujar <spujar@nvidia.com>
Cc: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/r/1659936452-2254-4-git-send-email-spujar@nvidia.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/generic')
| -rw-r--r-- | sound/soc/generic/simple-card-utils.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/sound/soc/generic/simple-card-utils.c b/sound/soc/generic/simple-card-utils.c index 4a29e314fa95..1b201dd09259 100644 --- a/sound/soc/generic/simple-card-utils.c +++ b/sound/soc/generic/simple-card-utils.c @@ -15,6 +15,33 @@ #include <sound/pcm_params.h> #include <sound/simple_card_utils.h> +static void asoc_simple_fixup_sample_fmt(struct asoc_simple_data *data, + struct snd_pcm_hw_params *params) +{ + int i; + struct snd_mask *mask = hw_param_mask(params, + SNDRV_PCM_HW_PARAM_FORMAT); + struct { + char *fmt; + u32 val; + } of_sample_fmt_table[] = { + { "s8", SNDRV_PCM_FORMAT_S8}, + { "s16_le", SNDRV_PCM_FORMAT_S16_LE}, + { "s24_le", SNDRV_PCM_FORMAT_S24_LE}, + { "s24_3le", SNDRV_PCM_FORMAT_S24_3LE}, + { "s32_le", SNDRV_PCM_FORMAT_S32_LE}, + }; + + for (i = 0; i < ARRAY_SIZE(of_sample_fmt_table); i++) { + if (!strcmp(data->convert_sample_format, + of_sample_fmt_table[i].fmt)) { + snd_mask_none(mask); + snd_mask_set(mask, of_sample_fmt_table[i].val); + break; + } + } +} + void asoc_simple_convert_fixup(struct asoc_simple_data *data, struct snd_pcm_hw_params *params) { @@ -30,6 +57,9 @@ void asoc_simple_convert_fixup(struct asoc_simple_data *data, if (data->convert_channels) channels->min = channels->max = data->convert_channels; + + if (data->convert_sample_format) + asoc_simple_fixup_sample_fmt(data, params); } EXPORT_SYMBOL_GPL(asoc_simple_convert_fixup); @@ -49,6 +79,10 @@ void asoc_simple_parse_convert(struct device_node *np, /* channels transfer */ snprintf(prop, sizeof(prop), "%s%s", prefix, "convert-channels"); of_property_read_u32(np, prop, &data->convert_channels); + + /* convert sample format */ + snprintf(prop, sizeof(prop), "%s%s", prefix, "convert-sample-format"); + of_property_read_string(np, prop, &data->convert_sample_format); } EXPORT_SYMBOL_GPL(asoc_simple_parse_convert); |