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| author | Otavio Salvador <otavio@ossystems.com.br> | 2022-05-19 11:02:10 -0300 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-05-19 11:02:10 -0300 |
| commit | b7007e1d615b8d4b71c28ebf790c5164fc4491d5 (patch) | |
| tree | 48c35f63dc1101d0d528b5d79c81849b99ca7c6d /Documentation/driver-api/dmaengine/dmatest.rst | |
| parent | 38955ef654554c94f4d91bafb9ef5c5f41a4c0f6 (diff) | |
| parent | 0e61b511dd8474280ba674590daa55f30433b7d4 (diff) | |
Merge pull request #565 from philschenker/update-to-5.4.193__update-to-2.3.7__5.4-2.3.x-imx
Update Patchlevel on Branch 5.4-2.3.x-imx from 5.4.161->5.4.193
Diffstat (limited to 'Documentation/driver-api/dmaengine/dmatest.rst')
| -rw-r--r-- | Documentation/driver-api/dmaengine/dmatest.rst | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/Documentation/driver-api/dmaengine/dmatest.rst b/Documentation/driver-api/dmaengine/dmatest.rst index ee268d445d38..d2e1d8b58e7d 100644 --- a/Documentation/driver-api/dmaengine/dmatest.rst +++ b/Documentation/driver-api/dmaengine/dmatest.rst @@ -143,13 +143,14 @@ 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. |