diff options
Diffstat (limited to 'sound/soc/sof/ipc4-control.c')
| -rw-r--r-- | sound/soc/sof/ipc4-control.c | 33 |
1 files changed, 23 insertions, 10 deletions
diff --git a/sound/soc/sof/ipc4-control.c b/sound/soc/sof/ipc4-control.c index 0d5a578c3496..67bd2233fd9a 100644 --- a/sound/soc/sof/ipc4-control.c +++ b/sound/soc/sof/ipc4-control.c @@ -12,7 +12,8 @@ #include "ipc4-priv.h" #include "ipc4-topology.h" -static int sof_ipc4_set_get_kcontrol_data(struct snd_sof_control *scontrol, bool set) +static int sof_ipc4_set_get_kcontrol_data(struct snd_sof_control *scontrol, + bool set, bool lock) { struct sof_ipc4_control_data *cdata = scontrol->ipc_control_data; struct snd_soc_component *scomp = scontrol->scomp; @@ -21,6 +22,7 @@ static int sof_ipc4_set_get_kcontrol_data(struct snd_sof_control *scontrol, bool struct sof_ipc4_msg *msg = &cdata->msg; struct snd_sof_widget *swidget; bool widget_found = false; + int ret = 0; /* find widget associated with the control */ list_for_each_entry(swidget, &sdev->widget_list, list) { @@ -35,23 +37,34 @@ static int sof_ipc4_set_get_kcontrol_data(struct snd_sof_control *scontrol, bool return -ENOENT; } + if (lock) + mutex_lock(&swidget->setup_mutex); + else + lockdep_assert_held(&swidget->setup_mutex); + /* - * Volatile controls should always be part of static pipelines and the widget use_count - * would always be > 0 in this case. For the others, just return the cached value if the - * widget is not set up. + * Volatile controls should always be part of static pipelines and the + * widget use_count would always be > 0 in this case. For the others, + * just return the cached value if the widget is not set up. */ if (!swidget->use_count) - return 0; + goto unlock; msg->primary &= ~SOF_IPC4_MOD_INSTANCE_MASK; msg->primary |= SOF_IPC4_MOD_INSTANCE(swidget->instance_id); - return iops->set_get_data(sdev, msg, msg->data_size, set); + ret = iops->set_get_data(sdev, msg, msg->data_size, set); + +unlock: + if (lock) + mutex_unlock(&swidget->setup_mutex); + + return ret; } static int sof_ipc4_set_volume_data(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget, - struct snd_sof_control *scontrol) + struct snd_sof_control *scontrol, bool lock) { struct sof_ipc4_control_data *cdata = scontrol->ipc_control_data; struct sof_ipc4_gain *gain = swidget->private; @@ -90,7 +103,7 @@ sof_ipc4_set_volume_data(struct snd_sof_dev *sdev, struct snd_sof_widget *swidge msg->data_ptr = &data; msg->data_size = sizeof(data); - ret = sof_ipc4_set_get_kcontrol_data(scontrol, true); + ret = sof_ipc4_set_get_kcontrol_data(scontrol, true, lock); msg->data_ptr = NULL; msg->data_size = 0; if (ret < 0) { @@ -145,7 +158,7 @@ static bool sof_ipc4_volume_put(struct snd_sof_control *scontrol, return false; } - ret = sof_ipc4_set_volume_data(sdev, swidget, scontrol); + ret = sof_ipc4_set_volume_data(sdev, swidget, scontrol, true); if (ret < 0) return false; @@ -175,7 +188,7 @@ static int sof_ipc4_widget_kcontrol_setup(struct snd_sof_dev *sdev, struct snd_s list_for_each_entry(scontrol, &sdev->kcontrol_list, list) if (scontrol->comp_id == swidget->comp_id) { - ret = sof_ipc4_set_volume_data(sdev, swidget, scontrol); + ret = sof_ipc4_set_volume_data(sdev, swidget, scontrol, false); if (ret < 0) { dev_err(sdev->dev, "%s: kcontrol %d set up failed for widget %s\n", __func__, scontrol->comp_id, swidget->widget->name); |