[PATCH char-misc-next v2 05/22] dma: Add support to program MIC x100 status descriptiors

From: Siva Yerramreddy The MIC X100 DMA engine has a special status descriptor which writes an 8 byte value to a destination location. This is used to signal completion of all DMA descriptors prior to the status descriptor. This patch add a new DMA engine API which enables updating a

[PATCH char-misc-next v2 05/22] dma: Add support to program MIC x100 status descriptiors

From: Siva Yerramreddy The MIC X100 DMA engine has a special status descriptor which writes an 8 byte value to a destination location. This is used to signal completion of all DMA descriptors prior to the status descriptor. This patch add a new DMA engine API which