msm: iommu: Refactor cache cleaning functionality

Refactor clean_pte to accept a redirection attribute, which
allows for cleaner code at the caller.

Change-Id: Iff77abdced1fa6ea295a4bf6ec76f644b9922e63
Signed-off-by: Stepan Moskovchenko <stepanm@codeaurora.org>
1 file changed