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author | Mark Brown <broonie@kernel.org> | 2020-10-08 17:11:05 +0100 |
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committer | Mark Brown <broonie@kernel.org> | 2020-10-09 15:11:20 +0100 |
commit | 86f29c7442ac4ba5fe19fc2ada457f76c0080dd6 (patch) | |
tree | b4ccc96962338b19b77b220e014879feb7f9bc89 /fs/afs/flock.c | |
parent | b899e4fd7a331065d01ca14809c9e55f113f7d05 (diff) | |
download | linux-stable-86f29c7442ac4ba5fe19fc2ada457f76c0080dd6.tar.gz linux-stable-86f29c7442ac4ba5fe19fc2ada457f76c0080dd6.tar.bz2 linux-stable-86f29c7442ac4ba5fe19fc2ada457f76c0080dd6.zip |
ASoC: dmaengine: Document support for TX only or RX only streams
We intentionally do not return an error if we get a permanent failure
from dma_request_chan() in order to support systems which have TX only
or RX only channels. Add a comment documenting this.
Reported-by: Andy Shevchenko <andriy.shevchenko@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@intel.com>
Link: https://lore.kernel.org/r/20201008161105.21804-1-broonie@kernel.org
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'fs/afs/flock.c')
0 files changed, 0 insertions, 0 deletions