path: root/sound
diff options
authorRanjani Sridharan <ranjani.sridharan@linux.intel.com>2021-05-18 10:41:21 -0700
committerMark Brown <broonie@kernel.org>2021-05-19 14:18:00 +0100
commit8c08652614cb7468620a6328b37ca2965cd48283 (patch)
tree03939c4f4d21d990842956e2359d9097ea4d9216 /sound
parentcdf112d4c65f83065793b73b49363123517fdb71 (diff)
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')
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)

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