diff options
Diffstat (limited to 'sound/soc/sof/ipc3-topology.c')
| -rw-r--r-- | sound/soc/sof/ipc3-topology.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/sound/soc/sof/ipc3-topology.c b/sound/soc/sof/ipc3-topology.c index 043554d7cb4a..a91d7df3f07e 100644 --- a/sound/soc/sof/ipc3-topology.c +++ b/sound/soc/sof/ipc3-topology.c @@ -17,6 +17,9 @@ /* Full volume for default values */ #define VOL_ZERO_DB BIT(VOLUME_FWL) +/* size of tplg ABI in bytes */ +#define SOF_IPC3_TPLG_ABI_SIZE 3 + struct sof_widget_data { int ctrl_type; int ipc_cmd; @@ -2303,6 +2306,50 @@ static int sof_ipc3_dai_get_clk(struct snd_sof_dev *sdev, struct snd_sof_dai *da return -EINVAL; } +static int sof_ipc3_parse_manifest(struct snd_soc_component *scomp, int index, + struct snd_soc_tplg_manifest *man) +{ + u32 size = le32_to_cpu(man->priv.size); + u32 abi_version; + + /* backward compatible with tplg without ABI info */ + if (!size) { + dev_dbg(scomp->dev, "No topology ABI info\n"); + return 0; + } + + if (size != SOF_IPC3_TPLG_ABI_SIZE) { + dev_err(scomp->dev, "%s: Invalid topology ABI size: %u\n", + __func__, size); + return -EINVAL; + } + + dev_info(scomp->dev, + "Topology: ABI %d:%d:%d Kernel ABI %hhu:%hhu:%hhu\n", + man->priv.data[0], man->priv.data[1], man->priv.data[2], + SOF_ABI_MAJOR, SOF_ABI_MINOR, SOF_ABI_PATCH); + + abi_version = SOF_ABI_VER(man->priv.data[0], man->priv.data[1], man->priv.data[2]); + + if (SOF_ABI_VERSION_INCOMPATIBLE(SOF_ABI_VERSION, abi_version)) { + dev_err(scomp->dev, "%s: Incompatible topology ABI version\n", __func__); + return -EINVAL; + } + + if (SOF_ABI_VERSION_MINOR(abi_version) > SOF_ABI_MINOR) { + if (!IS_ENABLED(CONFIG_SND_SOC_SOF_STRICT_ABI_CHECKS)) { + dev_warn(scomp->dev, "%s: Topology ABI is more recent than kernel\n", + __func__); + } else { + dev_err(scomp->dev, "%s: Topology ABI is more recent than kernel\n", + __func__); + return -EINVAL; + } + } + + return 0; +} + /* token list for each topology object */ static enum sof_tokens host_token_list[] = { SOF_CORE_TOKENS, @@ -2413,4 +2460,5 @@ const struct sof_ipc_tplg_ops ipc3_tplg_ops = { .dai_get_clk = sof_ipc3_dai_get_clk, .set_up_all_pipelines = sof_ipc3_set_up_all_pipelines, .tear_down_all_pipelines = sof_ipc3_tear_down_all_pipelines, + .parse_manifest = sof_ipc3_parse_manifest, }; |