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8 ``Documentation/crypto/async-tx-api.rst``
11 Below is a guide to device driver writers on how to use the Slave-DMA API of the
19 - Allocate a DMA slave channel
21 - Set slave and controller specific parameters
23 - Get a descriptor for transaction
25 - Submit the transaction
27 - Issue pending requests and wait for callback notification
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66 .. code-block:: c
79 DMA-engine are:
81 - slave_sg: DMA a list of scatter gather buffers from/to a peripheral
83 - dma_cyclic: Perform a cyclic DMA operation from/to a peripheral till the
86 - interleaved_dma: This is common to Slave as well as M2M clients. For slave
93 A non-NULL return of this transfer API represents a "descriptor" for
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205 - DMA_MEM_TO_DEV / DEV_MEM_TO_MEM:
213 - DMA_DEV_TO_MEM:
224 - DMA_MEM_TO_DEV / DEV_MEM_TO_MEM:
234 - DMA_DEV_TO_MEM:
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292 ------------
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360 5. Synchronize termination API
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366 Synchronize the termination of the DMA channel to the current context.
369 the termination of the DMA channel to the current context. The function will