tree b90209902af0c3162bc87b4b26436bc369aea42a
parent c002b0ec60c5d7acc8cc7af88ed6845f3e656fc7
author Alex Elder <elder@linaro.org> 1416421633 -0600
committer Greg Kroah-Hartman <greg@kroah.com> 1416422472 -0800

greybus: explicitly mark cookies as opaque

Use simple macros to mark the conversion of an URB pointer into an
opaque cookie value (and vice-versa).  We scramble some bits, but
the main point is to make it explicit where we're returning and
using opaque values.

Signed-off-by: Alex Elder <elder@linaro.org>
Signed-off-by: Greg Kroah-Hartman <greg@kroah.com>