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Diffstat (limited to 'Documentation/driver-api/dmaengine/provider.rst')
| -rw-r--r-- | Documentation/driver-api/dmaengine/provider.rst | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/Documentation/driver-api/dmaengine/provider.rst b/Documentation/driver-api/dmaengine/provider.rst index 3085f8b460fa..8f0910668ca3 100644 --- a/Documentation/driver-api/dmaengine/provider.rst +++ b/Documentation/driver-api/dmaengine/provider.rst @@ -217,10 +217,12 @@ Currently, the types available are: - DMA_ASYNC_TX - - Must not be set by the device, and will be set by the framework - if needed + - The device supports asynchronous memory-to-memory operations, + including memcpy, memset, xor, pq, xor_val, and pq_val. - - TODO: What is it about? + - This capability is automatically set by the DMA engine + framework and must not be configured manually by device + drivers. - DMA_SLAVE |