Reapply "scsi: core: Add struct for args to execution functions"

This reverts commit 345b6b83 which is
commit d0949565 upstream.

Reverts of a revert, fun Android API stuff...

It breaks the Android kernel abi and can be brought back in the future
in an abi-safe way if it is really needed.

Bug: 161946584
Change-Id: I9f3f79916a434ecc00c5be57c56c2731760b4f2d
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>