diff --git a/include/sound/soc-acpi.h b/include/sound/soc-acpi.h index 90d73b9bddab..0519afd7217f 100644 --- a/include/sound/soc-acpi.h +++ b/include/sound/soc-acpi.h @@ -203,6 +203,8 @@ struct snd_soc_acpi_link_adr { * @mach: the pointer of the machine driver * @prefix: the prefix of the topology file name. Typically, it is the path. * @tplg_files: the pointer of the array of the topology file names. + * @best_effort: ignore non supported links and try to build the card in best effort + * with supported links */ /* Descriptor for SST ASoC machine driver */ struct snd_soc_acpi_mach { @@ -224,7 +226,8 @@ struct snd_soc_acpi_mach { const u32 tplg_quirk_mask; int (*get_function_tplg_files)(struct snd_soc_card *card, const struct snd_soc_acpi_mach *mach, - const char *prefix, const char ***tplg_files); + const char *prefix, const char ***tplg_files, + bool best_effort); }; #define SND_SOC_ACPI_MAX_CODECS 3 diff --git a/sound/soc/intel/common/sof-function-topology-lib.c b/sound/soc/intel/common/sof-function-topology-lib.c index b10d4794159a..0daa7d83808b 100644 --- a/sound/soc/intel/common/sof-function-topology-lib.c +++ b/sound/soc/intel/common/sof-function-topology-lib.c @@ -28,7 +28,7 @@ enum tplg_device_id { #define SOF_INTEL_PLATFORM_NAME_MAX 4 int sof_sdw_get_tplg_files(struct snd_soc_card *card, const struct snd_soc_acpi_mach *mach, - const char *prefix, const char ***tplg_files) + const char *prefix, const char ***tplg_files, bool best_effort) { struct snd_soc_acpi_mach_params mach_params = mach->mach_params; struct snd_soc_dai_link *dai_link; @@ -87,6 +87,9 @@ int sof_sdw_get_tplg_files(struct snd_soc_card *card, const struct snd_soc_acpi_ dev_dbg(card->dev, "dai_link %s is not supported by separated tplg yet\n", dai_link->name); + if (best_effort) + continue; + return 0; } if (tplg_mask & BIT(tplg_dev)) diff --git a/sound/soc/intel/common/sof-function-topology-lib.h b/sound/soc/intel/common/sof-function-topology-lib.h index e7d0c39d0788..f358f8c52d78 100644 --- a/sound/soc/intel/common/sof-function-topology-lib.h +++ b/sound/soc/intel/common/sof-function-topology-lib.h @@ -10,6 +10,6 @@ #define _SND_SOC_ACPI_INTEL_GET_TPLG_H int sof_sdw_get_tplg_files(struct snd_soc_card *card, const struct snd_soc_acpi_mach *mach, - const char *prefix, const char ***tplg_files); + const char *prefix, const char ***tplg_files, bool best_effort); #endif diff --git a/sound/soc/sof/topology.c b/sound/soc/sof/topology.c index c1083ea4624a..c76545e70860 100644 --- a/sound/soc/sof/topology.c +++ b/sound/soc/sof/topology.c @@ -2506,12 +2506,28 @@ int snd_sof_load_topology(struct snd_soc_component *scomp, const char *file) if (!tplg_files) return -ENOMEM; + /* Try to use function topologies if possible */ if (!sof_pdata->disable_function_topology && !disable_function_topology && sof_pdata->machine && sof_pdata->machine->get_function_tplg_files) { + /* + * When the topology name contains 'dummy' word, it means that + * there is no fallback option to monolithic topology in case + * any of the function topologies might be missing. + * In this case we should use best effort to form the card, + * ignoring functionalities that we are missing a fragment for. + * + * Note: monolithic topologies also ignore these possibly + * missing functions, so the functionality of the card would be + * identical to the case if there would be a fallback monolithic + * topology created for the configuration. + */ + bool no_fallback = strstr(file, "dummy"); + tplg_cnt = sof_pdata->machine->get_function_tplg_files(scomp->card, sof_pdata->machine, tplg_filename_prefix, - &tplg_files); + &tplg_files, + no_fallback); if (tplg_cnt < 0) { kfree(tplg_files); return tplg_cnt;