The EDMA DMAC has a hardware limitation that prevents supporting
scatter gather lists with any number of segments. Since the EDMA
DMA Engine driver sets the maximum segments to 16, we do the
same.
TODO: this will be replaced once the DMA Engine API supports an
API to query the DMAC's segment size
The EDMA DMAC has a hardware limitation that prevents supporting
scatter gather lists with any number of segments. Since the EDMA
DMA Engine driver sets the maximum segments to 16, we do the
same.
TODO: this will be replaced once the DMA Engine API supports an
API to query the DMAC's segment size
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