The IPC ops are optional, but they require that the ops struct is to be allocated with all callbacks set to NULL.
Update the code to extend the optionality to: sdev->ipc == NULL sdev->ipc->ops == NULL sdev->ipc->ops->[pcm] == NULL sdev->ipc->ops->[pcm]->ops == NULL (treated optional currently)
Signed-off-by: Peter Ujfalusi peter.ujfalusi@linux.intel.com Reviewed-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com Reviewed-by: Ranjani Sridharan ranjani.sridharan@linux.intel.com Reviewed-by: Bard Liao yung-chuan.liao@linux.intel.com Reviewed-by: Rander Wang rander.wang@intel.com --- sound/soc/sof/pcm.c | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-)
diff --git a/sound/soc/sof/pcm.c b/sound/soc/sof/pcm.c index 14571b821eca..952fc698a586 100644 --- a/sound/soc/sof/pcm.c +++ b/sound/soc/sof/pcm.c @@ -125,8 +125,8 @@ static int sof_pcm_hw_params(struct snd_soc_component *component, { struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component); struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); + const struct sof_ipc_pcm_ops *pcm_ops = sof_ipc_get_ops(sdev, pcm); struct snd_sof_platform_stream_params platform_params = { 0 }; - const struct sof_ipc_pcm_ops *pcm_ops = sdev->ipc->ops->pcm; struct snd_pcm_runtime *runtime = substream->runtime; struct snd_sof_pcm *spcm; int ret; @@ -143,7 +143,7 @@ static int sof_pcm_hw_params(struct snd_soc_component *component, * Handle repeated calls to hw_params() without free_pcm() in * between. At least ALSA OSS emulation depends on this. */ - if (pcm_ops->hw_free && spcm->prepared[substream->stream]) { + if (pcm_ops && pcm_ops->hw_free && spcm->prepared[substream->stream]) { ret = pcm_ops->hw_free(component, substream); if (ret < 0) return ret; @@ -177,7 +177,7 @@ static int sof_pcm_hw_params(struct snd_soc_component *component, return ret; }
- if (pcm_ops->hw_params) { + if (pcm_ops && pcm_ops->hw_params) { ret = pcm_ops->hw_params(component, substream, params, &platform_params); if (ret < 0) return ret; @@ -196,7 +196,7 @@ static int sof_pcm_hw_free(struct snd_soc_component *component, { struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component); - const struct sof_ipc_pcm_ops *pcm_ops = sdev->ipc->ops->pcm; + const struct sof_ipc_pcm_ops *pcm_ops = sof_ipc_get_ops(sdev, pcm); struct snd_sof_pcm *spcm; int ret, err = 0;
@@ -212,7 +212,7 @@ static int sof_pcm_hw_free(struct snd_soc_component *component, spcm->pcm.pcm_id, substream->stream);
/* free PCM in the DSP */ - if (pcm_ops->hw_free && spcm->prepared[substream->stream]) { + if (pcm_ops && pcm_ops->hw_free && spcm->prepared[substream->stream]) { ret = pcm_ops->hw_free(component, substream); if (ret < 0) err = ret; @@ -279,7 +279,7 @@ static int sof_pcm_trigger(struct snd_soc_component *component, { struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component); - const struct sof_ipc_pcm_ops *pcm_ops = sdev->ipc->ops->pcm; + const struct sof_ipc_pcm_ops *pcm_ops = sof_ipc_get_ops(sdev, pcm); struct snd_sof_pcm *spcm; bool reset_hw_params = false; bool free_widget_list = false; @@ -344,7 +344,7 @@ static int sof_pcm_trigger(struct snd_soc_component *component, if (!ipc_first) snd_sof_pcm_platform_trigger(sdev, substream, cmd);
- if (pcm_ops->trigger) + if (pcm_ops && pcm_ops->trigger) ret = pcm_ops->trigger(component, substream, cmd);
/* need to STOP DMA even if trigger IPC failed */ @@ -569,7 +569,7 @@ int sof_pcm_dai_link_fixup(struct snd_soc_pcm_runtime *rtd, struct snd_pcm_hw_pa struct snd_sof_dai *dai = snd_sof_find_dai(component, (char *)rtd->dai_link->name); struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component); - const struct sof_ipc_pcm_ops *pcm_ops = sdev->ipc->ops->pcm; + const struct sof_ipc_pcm_ops *pcm_ops = sof_ipc_get_ops(sdev, pcm);
/* no topology exists for this BE, try a common configuration */ if (!dai) { @@ -590,7 +590,7 @@ int sof_pcm_dai_link_fixup(struct snd_soc_pcm_runtime *rtd, struct snd_pcm_hw_pa return 0; }
- if (pcm_ops->dai_link_fixup) + if (pcm_ops && pcm_ops->dai_link_fixup) return pcm_ops->dai_link_fixup(rtd, params);
return 0;