diff options
| -rw-r--r-- | Documentation/devicetree/bindings/sound/audio-graph-port.yaml | 17 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/sound/audio-graph.yaml | 9 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/sound/dai-params.yaml | 40 | ||||
| -rw-r--r-- | include/sound/simple_card_utils.h | 1 | ||||
| -rw-r--r-- | sound/soc/generic/simple-card-utils.c | 34 |
5 files changed, 89 insertions, 12 deletions
diff --git a/Documentation/devicetree/bindings/sound/audio-graph-port.yaml b/Documentation/devicetree/bindings/sound/audio-graph-port.yaml index 5c368674d11a..7ff7a4a104fa 100644 --- a/Documentation/devicetree/bindings/sound/audio-graph-port.yaml +++ b/Documentation/devicetree/bindings/sound/audio-graph-port.yaml @@ -19,11 +19,12 @@ properties: description: "device name prefix" $ref: /schemas/types.yaml#/definitions/string convert-rate: - description: CPU to Codec rate convert. - $ref: /schemas/types.yaml#/definitions/uint32 + $ref: "/schemas/sound/dai-params.yaml#/$defs/dai-sample-rate" convert-channels: - description: CPU to Codec rate channels. - $ref: /schemas/types.yaml#/definitions/uint32 + $ref: "/schemas/sound/dai-params.yaml#/$defs/dai-channels" + convert-sample-format: + $ref: "/schemas/sound/dai-params.yaml#/$defs/dai-sample-format" + patternProperties: "^endpoint(@[0-9a-f]+)?": $ref: /schemas/graph.yaml#/$defs/endpoint-base @@ -65,11 +66,11 @@ patternProperties: - msb - lsb convert-rate: - description: CPU to Codec rate convert. - $ref: /schemas/types.yaml#/definitions/uint32 + $ref: "/schemas/sound/dai-params.yaml#/$defs/dai-sample-rate" convert-channels: - description: CPU to Codec rate channels. - $ref: /schemas/types.yaml#/definitions/uint32 + $ref: "/schemas/sound/dai-params.yaml#/$defs/dai-channels" + convert-sample-format: + $ref: "/schemas/sound/dai-params.yaml#/$defs/dai-sample-format" dai-tdm-slot-width-map: description: Mapping of sample widths to slot widths. For hardware diff --git a/Documentation/devicetree/bindings/sound/audio-graph.yaml b/Documentation/devicetree/bindings/sound/audio-graph.yaml index 4b46794e5153..aaa99c2deda0 100644 --- a/Documentation/devicetree/bindings/sound/audio-graph.yaml +++ b/Documentation/devicetree/bindings/sound/audio-graph.yaml @@ -27,11 +27,12 @@ properties: description: User specified audio sound widgets. $ref: /schemas/types.yaml#/definitions/non-unique-string-array convert-rate: - description: CPU to Codec rate convert. - $ref: /schemas/types.yaml#/definitions/uint32 + $ref: "/schemas/sound/dai-params.yaml#/$defs/dai-sample-rate" convert-channels: - description: CPU to Codec rate channels. - $ref: /schemas/types.yaml#/definitions/uint32 + $ref: "/schemas/sound/dai-params.yaml#/$defs/dai-channels" + convert-sample-format: + $ref: "/schemas/sound/dai-params.yaml#/$defs/dai-sample-format" + pa-gpios: maxItems: 1 hp-det-gpio: diff --git a/Documentation/devicetree/bindings/sound/dai-params.yaml b/Documentation/devicetree/bindings/sound/dai-params.yaml new file mode 100644 index 000000000000..f5fb71f9b603 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/dai-params.yaml @@ -0,0 +1,40 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/sound/dai-params.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Digital Audio Interface (DAI) Stream Parameters + +maintainers: + - Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> + +select: false + +$defs: + + dai-channels: + description: Number of audio channels used by DAI + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 1 + maximum: 32 + + dai-sample-format: + description: Audio sample format used by DAI + $ref: /schemas/types.yaml#/definitions/string + enum: + - s8 + - s16_le + - s24_le + - s24_3le + - s32_le + + dai-sample-rate: + description: Audio sample rate used by DAI + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 8000 + maximum: 192000 + +properties: {} + +additionalProperties: true diff --git a/include/sound/simple_card_utils.h b/include/sound/simple_card_utils.h index ab55f40896e0..a0b827f0c2f6 100644 --- a/include/sound/simple_card_utils.h +++ b/include/sound/simple_card_utils.h @@ -39,6 +39,7 @@ struct asoc_simple_dai { struct asoc_simple_data { u32 convert_rate; u32 convert_channels; + const char *convert_sample_format; }; struct asoc_simple_jack { 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); |