From: Bard Liao yung-chuan.liao@linux.intel.com
Exclude cores that are already powered on/off correctly. This allows to simplify dsp_power_up/down() implementations and avoid unexpected error.
Signed-off-by: Bard Liao yung-chuan.liao@linux.intel.com Reviewed-by: Ranjani Sridharan ranjani.sridharan@linux.intel.com Signed-off-by: Kai Vehmanen kai.vehmanen@linux.intel.com --- sound/soc/sof/ops.h | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/sound/soc/sof/ops.h b/sound/soc/sof/ops.h index 2e9a8da53d57..5099ad03df72 100644 --- a/sound/soc/sof/ops.h +++ b/sound/soc/sof/ops.h @@ -78,7 +78,8 @@ static inline int snd_sof_dsp_core_power_up(struct snd_sof_dev *sdev, { int ret = 0;
- if (sof_ops(sdev)->core_power_up) { + core_mask &= ~sdev->enabled_cores_mask; + if (sof_ops(sdev)->core_power_up && core_mask) { ret = sof_ops(sdev)->core_power_up(sdev, core_mask); if (!ret) sdev->enabled_cores_mask |= core_mask; @@ -92,7 +93,8 @@ static inline int snd_sof_dsp_core_power_down(struct snd_sof_dev *sdev, { int ret = 0;
- if (sof_ops(sdev)->core_power_down) { + core_mask &= sdev->enabled_cores_mask; + if (sof_ops(sdev)->core_power_down && core_mask) { ret = sof_ops(sdev)->core_power_down(sdev, core_mask); if (!ret) sdev->enabled_cores_mask &= ~core_mask;