Messages in this thread Patch in this message | | | From | Daniel Thompson <> | Subject | [PATCH 2/2] Documentation: dmaengine: Correctly describe dmatest with channel unset | Date | Thu, 18 Nov 2021 10:09:52 +0000 |
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Currently the documentation states that channels must be configured before running the dmatest. This has not been true since commit 6b41030fdc79 ("dmaengine: dmatest: Restore default for channel"). Fix accordingly.
Fixes: 6b41030fdc79 ("dmaengine: dmatest: Restore default for channel") Signed-off-by: Daniel Thompson <daniel.thompson@linaro.org> --- Documentation/driver-api/dmaengine/dmatest.rst | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/Documentation/driver-api/dmaengine/dmatest.rst b/Documentation/driver-api/dmaengine/dmatest.rst index 529cc2cbbb1b..cf9859cd0b43 100644 --- a/Documentation/driver-api/dmaengine/dmatest.rst +++ b/Documentation/driver-api/dmaengine/dmatest.rst @@ -153,13 +153,14 @@ Part 5 - Handling channel allocation Allocating Channels ------------------- -Channels are required to be configured prior to starting the test run. -Attempting to run the test without configuring the channels will fail. +Channels do not need to be configured prior to starting a test run. Attempting +to run the test without configuring the channels will result in testing any +channels that are available. Example:: % echo 1 > /sys/module/dmatest/parameters/run - dmatest: Could not start test, no channels configured + dmatest: No channels configured, continue with any Channels are registered using the "channel" parameter. Channels can be requested by their name, once requested, the channel is registered and a pending thread is added to the test list. -- 2.33.0
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