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Harini Katakam authored
This patch adds support for 64 bit addressing and BDs. -> Enable 64 bit addressing in DMACFG register. -> Set DMA mask when design config register shows support for 64 bit addr. -> Add new BD words for higher address when 64 bit DMA support is present. -> Add and update TBQPH and RBQPH for MSB of BD pointers. -> Change extraction and updation of buffer addresses to use 64 bit address. -> In gem_rx extract address in one place insted of two and use a separate flag for RXUSED. Signed-off-by: Harini Katakam <harinik@xilinx.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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