Re: [RFD RESEND] dmaengine: add new sleepy alloc descriptor and slave sg APIs

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On Thu, 2017-02-23 at 16:13 -0800, Vinod Koul wrote:
+AD4- There have been discussions on need for change of dmaengine API for
+AD4- a) allow sleepy invocation of the prepare descriptor so that drivers
+AD4- can
+AD4- do the runtime pm (maybe move into core as well)
+AD4- b) split the prepare operation to allocate and new prepare methods
+AD4- 
+AD4- TBD: Should the new prepare be atomic or not
+AD4- TBD: Should we move the pm calls to core
+AD4- TBA: Documentation and wrappers for these calls

Also need to add a new capability so that user know if they can call the
new API or not

-- 
+AH4-Vinod--
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