tree 77c90aae959402fa221e6aace7b744a6ab9d0ca2
parent f088b3479c9142c9671af19d67fa2d3584faff6a
author Soby Mathew <soby.mathew@arm.com> 1497539925 +0100
committer Soby Mathew <soby.mathew@arm.com> 1498063588 +0100

Exit early if size zero for cache helpers

This patch enables cache helper functions `flush_dcache_range`,
`clean_dcache_range` and `invalidate_dcache_range` to exit early
if the size argument specified is zero

Change-Id: I0b63e8f4bd3d47ec08bf2a0b0b9a7ff8a269a9b0
Signed-off-by: Soby Mathew <soby.mathew@arm.com>