qcacmn: Add support to update vdev stats through CDP

Add CDP support to update vdev stats from the higher
layers.

The CDP API takes a buffer which is then used to
update parts the cdp_vdev_stats structure depending
on the stats ID that is sent through the API.

This change adds support for vdev tx ingress stats
only. Extended support can be added as required
by adding a new stats ID.

Change-Id: I13d6fb946c8a3dbb0b499b7b026d83b080411d15
CRs-Fixed: 2384177
3 files changed