[WCNCR00147658] perf: Change CSO feature to ask FW does it support or not

[Description]
Change decision of Checksum Offload feature is enabled or not from driver
to FW. And keep CFG_TCP_IP_CHKSUM_OFFLOAD option to allow disabling it
from driver. CFG_TCP_IP_CHKSUM_OFFLOAD is default 1.

Change-Id: I00700080e529624b6eb9260ecead9f5453a407e9
Feature: perf
Signed-off-by: Desmond Lin <desmond.lin@mediatek.com>
CR-Id: WCNCR00147658
9 files changed