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Diffstat (limited to 'sound/soc/sof/trace.c')
-rw-r--r--sound/soc/sof/trace.c17
1 files changed, 16 insertions, 1 deletions
diff --git a/sound/soc/sof/trace.c b/sound/soc/sof/trace.c
index 4c3cff031fd6..b0e4556c8536 100644
--- a/sound/soc/sof/trace.c
+++ b/sound/soc/sof/trace.c
@@ -162,6 +162,9 @@ int snd_sof_init_trace_ipc(struct snd_sof_dev *sdev)
struct sof_ipc_reply ipc_reply;
int ret;
+ if (!sdev->dtrace_is_supported)
+ return 0;
+
if (sdev->dtrace_is_enabled || !sdev->dma_trace_pages)
return -EINVAL;
@@ -222,6 +225,9 @@ int snd_sof_init_trace(struct snd_sof_dev *sdev)
{
int ret;
+ if (!sdev->dtrace_is_supported)
+ return 0;
+
/* set false before start initialization */
sdev->dtrace_is_enabled = false;
@@ -277,6 +283,9 @@ EXPORT_SYMBOL(snd_sof_init_trace);
int snd_sof_trace_update_pos(struct snd_sof_dev *sdev,
struct sof_ipc_dma_trace_posn *posn)
{
+ if (!sdev->dtrace_is_supported)
+ return 0;
+
if (sdev->dtrace_is_enabled && sdev->host_offset != posn->host_offset) {
sdev->host_offset = posn->host_offset;
wake_up(&sdev->trace_sleep);
@@ -293,6 +302,9 @@ int snd_sof_trace_update_pos(struct snd_sof_dev *sdev,
/* an error has occurred within the DSP that prevents further trace */
void snd_sof_trace_notify_for_error(struct snd_sof_dev *sdev)
{
+ if (!sdev->dtrace_is_supported)
+ return;
+
if (sdev->dtrace_is_enabled) {
dev_err(sdev->dev, "error: waking up any trace sleepers\n");
sdev->dtrace_error = true;
@@ -305,7 +317,7 @@ void snd_sof_release_trace(struct snd_sof_dev *sdev)
{
int ret;
- if (!sdev->dtrace_is_enabled)
+ if (!sdev->dtrace_is_supported || !sdev->dtrace_is_enabled)
return;
ret = snd_sof_dma_trace_trigger(sdev, SNDRV_PCM_TRIGGER_STOP);
@@ -326,6 +338,9 @@ EXPORT_SYMBOL(snd_sof_release_trace);
void snd_sof_free_trace(struct snd_sof_dev *sdev)
{
+ if (!sdev->dtrace_is_supported)
+ return;
+
snd_sof_release_trace(sdev);
snd_dma_free_pages(&sdev->dmatb);