diff options
Diffstat (limited to 'sound/soc/intel/atom/sst-atom-controls.c')
| -rw-r--r-- | sound/soc/intel/atom/sst-atom-controls.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sound/soc/intel/atom/sst-atom-controls.c b/sound/soc/intel/atom/sst-atom-controls.c index f883c9340eee..69f3af4524ab 100644 --- a/sound/soc/intel/atom/sst-atom-controls.c +++ b/sound/soc/intel/atom/sst-atom-controls.c @@ -50,6 +50,8 @@ static int sst_fill_and_send_cmd_unlocked(struct sst_data *drv, { int ret = 0; + WARN_ON(!mutex_is_locked(&drv->lock)); + ret = sst_fill_byte_control(drv, ipc_msg, block, task_id, pipe_id, len, cmd_data); if (ret < 0) @@ -966,7 +968,9 @@ static int sst_set_be_modules(struct snd_soc_dapm_widget *w, dev_dbg(c->dev, "Enter: widget=%s\n", w->name); if (SND_SOC_DAPM_EVENT_ON(event)) { + mutex_lock(&drv->lock); ret = sst_send_slot_map(drv); + mutex_unlock(&drv->lock); if (ret) return ret; ret = sst_send_pipe_module_params(w, k); |