| commit | 7bcaf0f2cdfacca2226eee8895f64bc019d5a8be | [log] [tgz] |
|---|---|---|
| author | Zhu Yingjiang <yingjiang.zhu@linux.intel.com> | Wed Jun 12 12:23:46 2019 -0500 |
| committer | Mark Brown <broonie@kernel.org> | Mon Jun 17 13:46:01 2019 +0100 |
| tree | 84eac7972a92d3304043a78d5c3a657d7b810c54 | |
| parent | 3a39e0eae80919a15831f66324d4530454b4f495 [diff] |
ASoC: SOF: Intel: hda: make sure DMA is start/stop by read the RUN bit As per the HW recommendation, after setting the RUN bit (start as 1, stop as 0), software must read the bit back to make sure the bit is set right, before modifying related control registers/re-starting the DMA engine. Signed-off-by: Zhu Yingjiang <yingjiang.zhu@linux.intel.com> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Signed-off-by: Mark Brown <broonie@kernel.org>