Export audio_effects header
defconfig: Disable modules
radio: iris: transport: move radio_hci_smd_init to __init section
radio: iris: fix smd init when iris-transport is not compiled as module
radio-iris: declare in a header, define in a source file

Change-Id: Ibf5b1d9f97c214e8bfcbe1339f645ea23e9d481e
Remove Oppo README.md
Merge pull request #1 from dhacker29/kk4.4

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