diff options
Diffstat (limited to 'sound/soc/sof/ipc3-control.c')
| -rw-r--r-- | sound/soc/sof/ipc3-control.c | 46 |
1 files changed, 30 insertions, 16 deletions
diff --git a/sound/soc/sof/ipc3-control.c b/sound/soc/sof/ipc3-control.c index 3fdc0d854e65..217ac5501a98 100644 --- a/sound/soc/sof/ipc3-control.c +++ b/sound/soc/sof/ipc3-control.c @@ -12,7 +12,8 @@ #include "ipc3-priv.h" /* IPC set()/get() for kcontrols. */ -static int sof_ipc3_set_get_kcontrol_data(struct snd_sof_control *scontrol, bool set) +static int sof_ipc3_set_get_kcontrol_data(struct snd_sof_control *scontrol, + bool set, bool lock) { struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scontrol->scomp); struct sof_ipc_ctrl_data *cdata = scontrol->ipc_control_data; @@ -21,6 +22,7 @@ static int sof_ipc3_set_get_kcontrol_data(struct snd_sof_control *scontrol, bool struct snd_sof_widget *swidget; bool widget_found = false; u32 ipc_cmd, msg_bytes; + int ret = 0; list_for_each_entry(swidget, &sdev->widget_list, list) { if (swidget->comp_id == scontrol->comp_id) { @@ -35,13 +37,18 @@ static int sof_ipc3_set_get_kcontrol_data(struct snd_sof_control *scontrol, bool return -EINVAL; } + 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; /* * Select the IPC cmd and the ctrl_type based on the ctrl_cmd and the @@ -81,13 +88,20 @@ static int sof_ipc3_set_get_kcontrol_data(struct snd_sof_control *scontrol, bool sizeof(struct sof_abi_hdr); break; default: - return -EINVAL; + ret = -EINVAL; + goto unlock; } cdata->rhdr.hdr.size = msg_bytes; cdata->elems_remaining = 0; - return iops->set_get_data(sdev, cdata, cdata->rhdr.hdr.size, set); + ret = iops->set_get_data(sdev, cdata, cdata->rhdr.hdr.size, set); + +unlock: + if (lock) + mutex_unlock(&swidget->setup_mutex); + + return ret; } static void snd_sof_refresh_control(struct snd_sof_control *scontrol) @@ -108,7 +122,7 @@ static void snd_sof_refresh_control(struct snd_sof_control *scontrol) /* refresh the component data from DSP */ scontrol->comp_data_dirty = false; - ret = sof_ipc3_set_get_kcontrol_data(scontrol, false); + ret = sof_ipc3_set_get_kcontrol_data(scontrol, false, true); if (ret < 0) { dev_err(scomp->dev, "Failed to get control data: %d\n", ret); @@ -156,7 +170,7 @@ static bool sof_ipc3_volume_put(struct snd_sof_control *scontrol, /* notify DSP of mixer updates */ if (pm_runtime_active(scomp->dev)) { - int ret = sof_ipc3_set_get_kcontrol_data(scontrol, true); + int ret = sof_ipc3_set_get_kcontrol_data(scontrol, true, true); if (ret < 0) { dev_err(scomp->dev, "Failed to set mixer updates for %s\n", @@ -204,7 +218,7 @@ static bool sof_ipc3_switch_put(struct snd_sof_control *scontrol, /* notify DSP of mixer updates */ if (pm_runtime_active(scomp->dev)) { - int ret = sof_ipc3_set_get_kcontrol_data(scontrol, true); + int ret = sof_ipc3_set_get_kcontrol_data(scontrol, true, true); if (ret < 0) { dev_err(scomp->dev, "Failed to set mixer updates for %s\n", @@ -252,7 +266,7 @@ static bool sof_ipc3_enum_put(struct snd_sof_control *scontrol, /* notify DSP of enum updates */ if (pm_runtime_active(scomp->dev)) { - int ret = sof_ipc3_set_get_kcontrol_data(scontrol, true); + int ret = sof_ipc3_set_get_kcontrol_data(scontrol, true, true); if (ret < 0) { dev_err(scomp->dev, "Failed to set enum updates for %s\n", @@ -324,7 +338,7 @@ static int sof_ipc3_bytes_put(struct snd_sof_control *scontrol, /* notify DSP of byte control updates */ if (pm_runtime_active(scomp->dev)) - return sof_ipc3_set_get_kcontrol_data(scontrol, true); + return sof_ipc3_set_get_kcontrol_data(scontrol, true, true); return 0; } @@ -438,7 +452,7 @@ static int sof_ipc3_bytes_ext_put(struct snd_sof_control *scontrol, /* notify DSP of byte control updates */ if (pm_runtime_active(scomp->dev)) - return sof_ipc3_set_get_kcontrol_data(scontrol, true); + return sof_ipc3_set_get_kcontrol_data(scontrol, true, true); return 0; } @@ -468,7 +482,7 @@ static int sof_ipc3_bytes_ext_volatile_get(struct snd_sof_control *scontrol, cdata->data->abi = SOF_ABI_VERSION; /* get all the component data from DSP */ - ret = sof_ipc3_set_get_kcontrol_data(scontrol, false); + ret = sof_ipc3_set_get_kcontrol_data(scontrol, false, true); if (ret < 0) return ret; @@ -647,7 +661,7 @@ static int sof_ipc3_widget_kcontrol_setup(struct snd_sof_dev *sdev, list_for_each_entry(scontrol, &sdev->kcontrol_list, list) if (scontrol->comp_id == swidget->comp_id) { /* set kcontrol data in DSP */ - ret = sof_ipc3_set_get_kcontrol_data(scontrol, true); + ret = sof_ipc3_set_get_kcontrol_data(scontrol, true, false); if (ret < 0) { dev_err(sdev->dev, "kcontrol %d set up failed for widget %s\n", @@ -664,7 +678,7 @@ static int sof_ipc3_widget_kcontrol_setup(struct snd_sof_dev *sdev, if (swidget->dynamic_pipeline_widget) continue; - ret = sof_ipc3_set_get_kcontrol_data(scontrol, false); + ret = sof_ipc3_set_get_kcontrol_data(scontrol, false, false); if (ret < 0) dev_warn(sdev->dev, "kcontrol %d read failed for widget %s\n", |