diff options
| author | Ranjani Sridharan <ranjani.sridharan@linux.intel.com> | 2021-05-18 10:41:21 -0700 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2021-05-19 14:18:00 +0100 |
| commit | 8c08652614cb7468620a6328b37ca2965cd48283 (patch) | |
| tree | 03939c4f4d21d990842956e2359d9097ea4d9216 /sound | |
| parent | cdf112d4c65f83065793b73b49363123517fdb71 (diff) | |
| download | lwn-8c08652614cb7468620a6328b37ca2965cd48283.tar.gz lwn-8c08652614cb7468620a6328b37ca2965cd48283.zip | |
ASoC: SOF: Intel: hda: don't send DAI_CONFIG IPC for older firmware
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>
Link: https://lore.kernel.org/r/20210518174121.151601-1-ranjani.sridharan@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/sof/intel/hda-dai.c | 5 |
1 files changed, 5 insertions, 0 deletions
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; |