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ASoC: SOF: Add a route_free op in struct sof_ipc_tplg_ops
IPC4 requires that the widgets be unbound in the firmware before they are freed. So add a new op in struct sof_ipc_tplg_ops that will be used to send the IPC to the firmware to unbind widgets. Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com> Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com> Link: https://lore.kernel.org/r/20220426171743.171061-7-ranjani.sridharan@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
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2 changed files with 8 additions and 1 deletions
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@ -14,11 +14,16 @@
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static void sof_reset_route_setup_status(struct snd_sof_dev *sdev, struct snd_sof_widget *widget)
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{
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const struct sof_ipc_tplg_ops *tplg_ops = sdev->ipc->ops->tplg;
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struct snd_sof_route *sroute;
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list_for_each_entry(sroute, &sdev->route_list, list)
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if (sroute->src_widget == widget || sroute->sink_widget == widget)
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if (sroute->src_widget == widget || sroute->sink_widget == widget) {
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if (sroute->setup && tplg_ops->route_free)
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tplg_ops->route_free(sdev, sroute);
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sroute->setup = false;
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}
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}
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int sof_widget_free(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget)
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@ -146,6 +146,7 @@ struct sof_ipc_tplg_widget_ops {
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* initialized to 0.
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* @control: Pointer to the IPC-specific ops for topology kcontrol IO
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* @route_setup: Function pointer for setting up pipeline connections
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* @route_free: Optional op for freeing pipeline connections.
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* @token_list: List of all tokens supported by the IPC version. The size of the token_list
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* array should be SOF_TOKEN_COUNT. The unused elements in the array will be
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* initialized to 0.
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@ -163,6 +164,7 @@ struct sof_ipc_tplg_ops {
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const struct sof_ipc_tplg_widget_ops *widget;
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const struct sof_ipc_tplg_control_ops *control;
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int (*route_setup)(struct snd_sof_dev *sdev, struct snd_sof_route *sroute);
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int (*route_free)(struct snd_sof_dev *sdev, struct snd_sof_route *sroute);
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const struct sof_token_info *token_list;
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int (*control_setup)(struct snd_sof_dev *sdev, struct snd_sof_control *scontrol);
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int (*control_free)(struct snd_sof_dev *sdev, struct snd_sof_control *scontrol);
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