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dmaengine: dw-axi-dmac: Only start idle channels #6464

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dmaengine: dw-axi-dmac: Only start idle channels #6464

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Commits on Nov 13, 2024

  1. dmaengine: dw-axi-dmac: Only start idle channels 

    Attempting to start a non-idle channel causes an error message to be
logged, and is inefficient. Test for emptiness of the desc_issued list
before doing so.

Signed-off-by: Phil Elwell <phil@raspberrypi.com>
    @pelwell
    pelwell committed Nov 13, 2024
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