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ASoC: tas2783A: sdw_utils: support ch 3 & 4

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Currently the machine driver for tas2783A can only
support 2 channels. This patch adds support for
2 channel playback with 4 device setup.

Signed-off-by: Niranjan H Y <niranjan.hy@ti.com>
Link: https://patch.msgid.link/20251215153219.810-1-niranjan.hy@ti.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Niranjan H Y 2025-12-15 21:02:12 +05:30 • committed by Mark Brown
parent f764645cb8
commit 5965df0670
No known key found for this signature in database
GPG key ID: 24D68B725D5487D0
2 changed files with 22 additions and 4 deletions
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4
sound/soc/sdw_utils/soc_sdw_ti_amp.c
View file

@ -58,6 +58,10 @@ int asoc_sdw_ti_spk_rtd_init(struct snd_soc_pcm_runtime *rtd,
strscpy(speaker, "Left Spk", sizeof(speaker));
} else if (!strncmp(prefix, "tas2783-2", strlen("tas2783-2"))) {
strscpy(speaker, "Right Spk", sizeof(speaker));
} else if (!strncmp(prefix, "tas2783-3", strlen("tas2783-3"))) {
strscpy(speaker, "Left Spk2", sizeof(speaker));
} else if (!strncmp(prefix, "tas2783-4", strlen("tas2783-4"))) {
strscpy(speaker, "Right Spk2", sizeof(speaker));
} else {
ret = -EINVAL;
dev_err(card->dev, "unhandled prefix %s", prefix);

22
sound/soc/sdw_utils/soc_sdw_utils.c
View file

@ -40,11 +40,25 @@ static const struct snd_soc_dapm_widget lr_spk_widgets[] = {
SND_SOC_DAPM_SPK("Right Spk", NULL),
};
static const struct snd_soc_dapm_widget lr_4spk_widgets[] = {
SND_SOC_DAPM_SPK("Left Spk", NULL),
SND_SOC_DAPM_SPK("Right Spk", NULL),
SND_SOC_DAPM_SPK("Left Spk2", NULL),
SND_SOC_DAPM_SPK("Right Spk2", NULL),
};
static const struct snd_kcontrol_new lr_spk_controls[] = {
SOC_DAPM_PIN_SWITCH("Left Spk"),
SOC_DAPM_PIN_SWITCH("Right Spk"),
};
static const struct snd_kcontrol_new lr_4spk_controls[] = {
SOC_DAPM_PIN_SWITCH("Left Spk"),
SOC_DAPM_PIN_SWITCH("Right Spk"),
SOC_DAPM_PIN_SWITCH("Left Spk2"),
SOC_DAPM_PIN_SWITCH("Right Spk2"),
};
static const struct snd_soc_dapm_widget rt700_widgets[] = {
SND_SOC_DAPM_HP("Headphones", NULL),
SND_SOC_DAPM_MIC("AMIC", NULL),
@ -69,10 +83,10 @@ struct asoc_sdw_codec_info codec_info_list[] = {
.dailink = {SOC_SDW_AMP_OUT_DAI_ID, SOC_SDW_AMP_IN_DAI_ID},
.init = asoc_sdw_ti_amp_init,
.rtd_init = asoc_sdw_ti_spk_rtd_init,
.controls = lr_spk_controls,
.num_controls = ARRAY_SIZE(lr_spk_controls),
.widgets = lr_spk_widgets,
.num_widgets = ARRAY_SIZE(lr_spk_widgets),
.controls = lr_4spk_controls,
.num_controls = ARRAY_SIZE(lr_4spk_controls),
.widgets = lr_4spk_widgets,
.num_widgets = ARRAY_SIZE(lr_4spk_widgets),
},
},
.dai_num = 1,