Revert "msm: mdss: perform proper clock handoff during cont. splash screen"

This reverts commit 1cb77c0bbae452bc3cabcf8cb1e5684ed2e09db3.
Revert "msm: mdss: add iommu attach in bus bandwidth control request"

Breaks recovery/charging only mode.

This reverts commit 8f27ddde58896692f89e57ee3c6f56923a3e974c
Revert "msm: mdss: release all overlay resources on last fb release"
This QCOM implementation conflicts with ours. See the other (CR) commits.

This reverts commit 20b662ba321ab9a49800eb6e12f721665d6a2123