diff --git a/sound/soc/sof/ipc4-topology.c b/sound/soc/sof/ipc4-topology.c index beff10989324..521b4dcba601 100644 --- a/sound/soc/sof/ipc4-topology.c +++ b/sound/soc/sof/ipc4-topology.c @@ -1483,6 +1483,8 @@ snd_sof_get_nhlt_endpoint_data(struct snd_sof_dev *sdev, struct snd_sof_dai *dai dir, dev_type); if (!cfg) { + bool get_new_blob = false; + if (format_change) { /* * The 32-bit blob was not found in NHLT table, try to @@ -1490,7 +1492,20 @@ snd_sof_get_nhlt_endpoint_data(struct snd_sof_dev *sdev, struct snd_sof_dai *dai */ bit_depth = params_width(params); format_change = false; + get_new_blob = true; + } else if (linktype == SOF_DAI_INTEL_DMIC && !single_format) { + /* + * The requested 32-bit blob (no format change for the + * blob request) was not found in NHLT table, try to + * look for 16-bit blob if the copier supports multiple + * formats + */ + bit_depth = 16; + format_change = true; + get_new_blob = true; + } + if (get_new_blob) { cfg = intel_nhlt_get_endpoint_blob(sdev->dev, ipc4_data->nhlt, dai_index, nhlt_type, bit_depth, bit_depth, @@ -1513,8 +1528,8 @@ snd_sof_get_nhlt_endpoint_data(struct snd_sof_dev *sdev, struct snd_sof_dai *dai if (format_change) { /* - * Update the params to reflect that we have loaded 32-bit blob - * instead of the 16-bit. + * Update the params to reflect that different blob was loaded + * instead of the requested bit depth (16 -> 32 or 32 -> 16). * This information is going to be used by the caller to find * matching copier format on the dai side. */ @@ -1522,7 +1537,11 @@ snd_sof_get_nhlt_endpoint_data(struct snd_sof_dev *sdev, struct snd_sof_dai *dai m = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT); snd_mask_none(m); - snd_mask_set_format(m, SNDRV_PCM_FORMAT_S32_LE); + if (bit_depth == 16) + snd_mask_set_format(m, SNDRV_PCM_FORMAT_S16_LE); + else + snd_mask_set_format(m, SNDRV_PCM_FORMAT_S32_LE); + } return 0;