Get max pipeline number from firmware configuration.
Signed-off-by: Bard Liao yung-chuan.liao@linux.intel.com Reviewed-by: Rander Wang rander.wang@intel.com Reviewed-by: Ranjani Sridharan ranjani.sridharan@linux.intel.com Reviewed-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com Reviewed-by: Péter Ujfalusi peter.ujfalusi@linux.intel.com --- sound/soc/sof/ipc4-loader.c | 11 +++++++++++ sound/soc/sof/ipc4-priv.h | 2 ++ 2 files changed, 13 insertions(+)
diff --git a/sound/soc/sof/ipc4-loader.c b/sound/soc/sof/ipc4-loader.c index 702196774c50..1321acc402fd 100644 --- a/sound/soc/sof/ipc4-loader.c +++ b/sound/soc/sof/ipc4-loader.c @@ -383,6 +383,17 @@ int sof_ipc4_query_fw_configuration(struct snd_sof_dev *sdev) if (!ipc4_data->max_libs_count) ipc4_data->max_libs_count = 1; break; + case SOF_IPC4_FW_CFG_MAX_PPL_COUNT: + ipc4_data->max_num_pipelines = *tuple->value; + trace_sof_ipc4_fw_config(sdev, "Max PPL count %d", + ipc4_data->max_num_pipelines); + if (ipc4_data->max_num_pipelines <= 0) { + dev_err(sdev->dev, "Invalid max_num_pipelines %d", + ipc4_data->max_num_pipelines); + ret = -EINVAL; + goto out; + } + break; default: break; } diff --git a/sound/soc/sof/ipc4-priv.h b/sound/soc/sof/ipc4-priv.h index d6f35004c4b7..fc9efdce67e0 100644 --- a/sound/soc/sof/ipc4-priv.h +++ b/sound/soc/sof/ipc4-priv.h @@ -65,6 +65,7 @@ struct sof_ipc4_fw_library { * @nhlt: NHLT table either from the BIOS or the topology manifest * @mtrace_type: mtrace type supported on the booted platform * @mtrace_log_bytes: log bytes as reported by the firmware via fw_config reply + * @max_num_pipelines: max number of pipelines * @max_libs_count: Maximum number of libraries support by the FW including the * base firmware * @@ -76,6 +77,7 @@ struct sof_ipc4_fw_data { void *nhlt; enum sof_ipc4_mtrace_type mtrace_type; u32 mtrace_log_bytes; + int max_num_pipelines; u32 max_libs_count;
int (*load_library)(struct snd_sof_dev *sdev,