diff options
author | Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> | 2021-12-07 13:39:44 -0600 |
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committer | Mark Brown <broonie@kernel.org> | 2021-12-13 19:32:48 +0000 |
commit | ae81d8fd57ff7d2b421c80f0f9426d9e775023b5 (patch) | |
tree | 7deaaca6b79977684dc23b70863a153762447ab3 /sound/soc/sof | |
parent | 12ce213821b77242b2217d08850ff972e1fb50bb (diff) |
ASoC: SOF: hda-stream: only enable DPIB if needed
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@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com>
Link: https://lore.kernel.org/r/20211207193947.71080-5-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/sof')
-rw-r--r-- | sound/soc/sof/intel/hda-stream.c | 7 |
1 files 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, |