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ASoC: SOF: Add a route_free op in struct sof_ipc_tplg_ops

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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>
This commit is contained in:
Ranjani Sridharan 2022-04-26 10:17:38 -07:00 committed by Mark Brown
parent 7b3a5be546
commit d77d779554
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GPG Key ID: 24D68B725D5487D0
2 changed files with 8 additions and 1 deletions
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7
sound/soc/sof/sof-audio.c
View File

@ -14,11 +14,16 @@
static void sof_reset_route_setup_status(struct snd_sof_dev *sdev, struct snd_sof_widget *widget)
{
const struct sof_ipc_tplg_ops *tplg_ops = sdev->ipc->ops->tplg;
struct snd_sof_route *sroute;
list_for_each_entry(sroute, &sdev->route_list, list)
if (sroute->src_widget == widget || sroute->sink_widget == widget)
if (sroute->src_widget == widget || sroute->sink_widget == widget) {
if (sroute->setup && tplg_ops->route_free)
tplg_ops->route_free(sdev, sroute);
sroute->setup = false;
}
}
int sof_widget_free(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget)

2
sound/soc/sof/sof-audio.h
View File

@ -146,6 +146,7 @@ struct sof_ipc_tplg_widget_ops {
* initialized to 0.
* @control: Pointer to the IPC-specific ops for topology kcontrol IO
* @route_setup: Function pointer for setting up pipeline connections
* @route_free: Optional op for freeing pipeline connections.
* @token_list: List of all tokens supported by the IPC version. The size of the token_list
* array should be SOF_TOKEN_COUNT. The unused elements in the array will be
* initialized to 0.
@ -163,6 +164,7 @@ struct sof_ipc_tplg_ops {
const struct sof_ipc_tplg_widget_ops *widget;
const struct sof_ipc_tplg_control_ops *control;
int (*route_setup)(struct snd_sof_dev *sdev, struct snd_sof_route *sroute);
int (*route_free)(struct snd_sof_dev *sdev, struct snd_sof_route *sroute);
const struct sof_token_info *token_list;
int (*control_setup)(struct snd_sof_dev *sdev, struct snd_sof_control *scontrol);
int (*control_free)(struct snd_sof_dev *sdev, struct snd_sof_control *scontrol);