BE hw_params op was recently added for SSP type DAIs. But sending the DAI_CONFIG IPC during hw_params is not supported with older firmware. So add an ABI check to avoid sending the IPC if the firmware ABI is older than 3.18.

Fixes: e12be9fbfb91 ('ASoC: SOF: Intel: HDA: add hw params callback for SSP DAIs') Tested-by: Yong Zhi yong.zhi@intel.com Reviewed-by: Kai Vehmanen kai.vehmanen@linux.intel.com Signed-off-by: Ranjani Sridharan ranjani.sridharan@linux.intel.com --- sound/soc/sof/intel/hda-dai.c | 5 +++++ 1 file changed, 5 insertions(+)

diff --git a/sound/soc/sof/intel/hda-dai.c b/sound/soc/sof/intel/hda-dai.c index 8d7bab433fb3..c1f9f0f58464 100644 --- a/sound/soc/sof/intel/hda-dai.c +++ b/sound/soc/sof/intel/hda-dai.c @@ -421,11 +421,16 @@ static int ssp_dai_hw_params(struct snd_pcm_substream *substream, struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, SOF_AUDIO_PCM_DRV_NAME); struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component); + struct sof_ipc_fw_version *v = &sdev->fw_ready.version; struct sof_ipc_dai_config *config; struct snd_sof_dai *sof_dai; struct sof_ipc_reply reply; int ret;

+ /* DAI_CONFIG IPC during hw_params is not supported in older firmware */ + if (v->abi_version < SOF_ABI_VER(3, 18, 0)) + return 0; + list_for_each_entry(sof_dai, &sdev->dai_list, list) { if (!sof_dai->cpu_dai_name || !sof_dai->dai_config) continue;