dmaengine: xilinx_dma: Fix control reg update in vdma_channel_set_config
In vdma_channel_set_config clear the delay, frame count and master mask before updating their new values. It avoids programming incorrect state when input parameters are different from default. Signed-off-by: Radhey Shyam Pandey <radhey.shyam.pandey@xilinx.com> Acked-by: Appana Durga Kedareswara rao <appana.durga.rao@xilinx.com> Signed-off-by: Michal Simek <michal.simek@xilinx.com> Link: https://lore.kernel.org/r/1569495060-18117-3-git-send-email-radhey.shyam.pandey@xilinx.comSigned-off-by: Vinod Koul <vkoul@kernel.org>
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