Wifi usability: Change the unit of the threshold for tx/rx throughput from Mbps to Kbps

Data stall event can be triggered if the tx/rx tput is consecutively below a threshold over multiple RSSI polls.   Changing the unit of the threshold from Mbps to Kbps allows us to configure a value below 1Mbps, e.g., 400Kbps.

Bug: 141027476

Test: frameworks/opt/net/wifi/tests/wifitests/runtests.sh

Change-Id: If0ca391b248c4248da8d2fee37c82d74fdb25ed2
Signed-off-by: Mingguang Xu <mingguangxu@google.com>
Merged-In: I76d6338cd2d482d198fde1e5a2d1a0540c087ca6
4 files changed