diff options
Diffstat (limited to 'sound/soc/sof')
| -rw-r--r-- | sound/soc/sof/ipc4-topology.c | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/sound/soc/sof/ipc4-topology.c b/sound/soc/sof/ipc4-topology.c index 221e9d4052b8..588defd3eec9 100644 --- a/sound/soc/sof/ipc4-topology.c +++ b/sound/soc/sof/ipc4-topology.c @@ -2280,8 +2280,19 @@ sof_ipc4_prepare_copier_module(struct snd_sof_widget *swidget, ch_map >>= 4; } - step = ch_count / blob->alh_cfg.device_count; - mask = GENMASK(step - 1, 0); + if (swidget->id == snd_soc_dapm_dai_in && ch_count == out_ref_channels) { + /* + * For playback DAI widgets where the channel number is equal to + * the output reference channels, set the step = 0 to ensure all + * the ch_mask is applied to all alh mappings. + */ + mask = ch_mask; + step = 0; + } else { + step = ch_count / blob->alh_cfg.device_count; + mask = GENMASK(step - 1, 0); + } + /* * Set each gtw_cfg.node_id to blob->alh_cfg.mapping[] * for all widgets with the same stream name @@ -2316,8 +2327,9 @@ sof_ipc4_prepare_copier_module(struct snd_sof_widget *swidget, } /* - * Set the same channel mask for playback as the audio data is - * duplicated for all speakers. For capture, split the channels + * Set the same channel mask if the widget channel count is the same + * as the FE channels for playback as the audio data is duplicated + * for all speakers in this case. Otherwise, split the channels * among the aggregated DAIs. For example, with 4 channels on 2 * aggregated DAIs, the channel_mask should be 0x3 and 0xc for the * two DAI's. @@ -2326,10 +2338,7 @@ sof_ipc4_prepare_copier_module(struct snd_sof_widget *swidget, * the tables in soc_acpi files depending on the _ADR and devID * registers for each codec. */ - if (w->id == snd_soc_dapm_dai_in) - blob->alh_cfg.mapping[i].channel_mask = ch_mask; - else - blob->alh_cfg.mapping[i].channel_mask = mask << (step * i); + blob->alh_cfg.mapping[i].channel_mask = mask << (step * i); i++; } |