This is part of moving CFR component to hostcmn. Fix compilation
issues in this change.
Change-Id: Ia0a40da1e7e9201ffc5d1700cccea4181b358842
CRs-Fixed: 2637129
Since there are chip differences about channel frequency response. Add
files for QCA6490. This change also adds CFR configure file
Change-Id: Ib200affe4c68dac5535c4a3d65109072559161ff
CRs-Fixed: 2637134
Use qdf streamfs APIs to indicate data to user space. This is part of
moving CFR component to hostmn.
Change-Id: I2abc46fdfb36d24eef201ab21f5744d951595ea1
CRs-Fixed: 2637128