tree bde67b378de04c264517bb9264144bf1cf1b3aab
parent 00e71f916b5b050a9dffe4b8365449fccd0daaea
author Kapil Gupta <kapgupta@qti.qualcomm.com> 1466928411 +0530
committer Satyanarayana Dash <sadash@codeaurora.org> 1467361066 +0530

wlan: Add support for PER based roaming #2

In congested environments, it could be possible that in station
mode client gets good RSSI from AP however it's not able to
transfer data at good rates. DUT should roam to a better AP if
available, if it faces congestion in home channel.

Following changes are added for this functionality:
1. Add changes to monitor Rx and Tx rates to trigger roam scan
in case data rates are low below a preconfigured value.
2. Implement a new AP selection algorithm which will consider AP
capabilty, channel conditions and RSSI to select new bss.

Add required protocol changes for same.

Change-Id: I394c15b54ea95aa08f648f33383cb0a364278585
CRs-Fixed: 1031345