The existing code is inconsistent, we should only enable DPIB if the
'use_posbuf' field is true.
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@xxxxxxxxxxxxxxx>
Reviewed-by: Péter Ujfalusi <peter.ujfalusi@xxxxxxxxxxxxxxx>
---
sound/soc/sof/intel/hda-stream.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/sound/soc/sof/intel/hda-stream.c b/sound/soc/sof/intel/hda-stream.c
index 5f9eb5bdcdba..e910f68706d9 100644
--- a/sound/soc/sof/intel/hda-stream.c
+++ b/sound/soc/sof/intel/hda-stream.c
@@ -626,9 +626,10 @@ int hda_dsp_stream_hw_params(struct snd_sof_dev *sdev,
sd_offset + SOF_HDA_ADSP_REG_CL_SD_BDLPU,
upper_32_bits(hstream->bdl.addr));
- /* enable position buffer */
- if (!(snd_sof_dsp_read(sdev, HDA_DSP_HDA_BAR, SOF_HDA_ADSP_DPLBASE)
- & SOF_HDA_ADSP_DPLBASE_ENABLE)) {
+ /* enable position buffer, if needed */
+ if (bus->use_posbuf && bus->posbuf.addr &&
+ !(snd_sof_dsp_read(sdev, HDA_DSP_HDA_BAR, SOF_HDA_ADSP_DPLBASE)
+ & SOF_HDA_ADSP_DPLBASE_ENABLE)) {
snd_sof_dsp_write(sdev, HDA_DSP_HDA_BAR, SOF_HDA_ADSP_DPUBASE,
upper_32_bits(bus->posbuf.addr));
snd_sof_dsp_write(sdev, HDA_DSP_HDA_BAR, SOF_HDA_ADSP_DPLBASE,
--
2.25.1
