net: qualcomm: rmnet: Add support for TX checksum offload
TX checksum offload applies to TCP / UDP packets which are not fragmented using the MAPv4 checksum trailer. The following needs to be done to have checksum computed in hardware - 1. Set the checksum start offset and inset offset. 2. Set the csum_enabled bit 3. Compute and set 1's complement of partial checksum field in transport header. Signed-off-by: Subash Abhinov Kasiviswanathan <subashab@codeaurora.org> Signed-off-by: David S. Miller <davem@davemloft.net>
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