The firmware supports external libraries (containing modules) to be loaded runtime. The firmware configuration contains the maximum number of libraries supported, including the base firmware (which is library 0).
Signed-off-by: Peter Ujfalusi peter.ujfalusi@linux.intel.com Reviewed-by: Ranjani Sridharan ranjani.sridharan@linux.intel.com Reviewed-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com Reviewed-by: Chao Song chao.song@intel.com Reviewed-by: Kai Vehmanen kai.vehmanen@linux.intel.com --- sound/soc/sof/ipc4-loader.c | 7 +++++++ sound/soc/sof/ipc4-priv.h | 3 +++ 2 files changed, 10 insertions(+)
diff --git a/sound/soc/sof/ipc4-loader.c b/sound/soc/sof/ipc4-loader.c index 9f433e9b4cd3..2495a205ef78 100644 --- a/sound/soc/sof/ipc4-loader.c +++ b/sound/soc/sof/ipc4-loader.c @@ -202,6 +202,13 @@ static int sof_ipc4_query_fw_configuration(struct snd_sof_dev *sdev) trace_sof_ipc4_fw_config(sdev, "Trace log size", *tuple->value); ipc4_data->mtrace_log_bytes = *tuple->value; break; + case SOF_IPC4_FW_CFG_MAX_LIBS_COUNT: + trace_sof_ipc4_fw_config(sdev, "maximum number of libraries", + *tuple->value); + ipc4_data->max_libs_count = *tuple->value; + if (!ipc4_data->max_libs_count) + ipc4_data->max_libs_count = 1; + break; default: break; } diff --git a/sound/soc/sof/ipc4-priv.h b/sound/soc/sof/ipc4-priv.h index e3b8484a2f1f..7f5c7a47b3a7 100644 --- a/sound/soc/sof/ipc4-priv.h +++ b/sound/soc/sof/ipc4-priv.h @@ -32,6 +32,8 @@ enum sof_ipc4_mtrace_type { * @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_libs_count: Maximum number of libraries support by the FW including the + * base firmware */ struct sof_ipc4_fw_data { u32 manifest_fw_hdr_offset; @@ -40,6 +42,7 @@ struct sof_ipc4_fw_data { void *nhlt; enum sof_ipc4_mtrace_type mtrace_type; u32 mtrace_log_bytes; + u32 max_libs_count; };
/**