qcacld-3.0: Support wlan ipa clk voting for kona

Support wlan ipa clk voting for kona. Host should provide
bandiwdth levels to IPA driver for which IPA uc monitors
the levels. Once the threshold is reached IPA uc interrupts
the IPA driver and IPA driver informs host driver via callback
registered.

Change-Id: I9fd805d69858a413f20b9e55a9c02a82054c646b
CRs-Fixed: 2526300
4 files changed