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 --- sound/soc/sdw_utils/soc_sdw_ti_amp.c | 4 ++++ sound/soc/sdw_utils/soc_sdw_utils.c | 22 ++++++++++++++++++---- 2 files changed, 22 insertions(+), 4 deletions(-)
diff --git a/sound/soc/sdw_utils/soc_sdw_ti_amp.c b/sound/soc/sdw_utils/soc_sdw_ti_amp.c index cbd60faec..488ef2ef4 100644 --- a/sound/soc/sdw_utils/soc_sdw_ti_amp.c +++ b/sound/soc/sdw_utils/soc_sdw_ti_amp.c @@ -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); diff --git a/sound/soc/sdw_utils/soc_sdw_utils.c b/sound/soc/sdw_utils/soc_sdw_utils.c index 824fb613c..ec00f13a6 100644 --- a/sound/soc/sdw_utils/soc_sdw_utils.c +++ b/sound/soc/sdw_utils/soc_sdw_utils.c @@ -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,