tree 6b6203b292d1467822dd661f2e082a0076091e14
parent 60e18efaf8b7af29242d369113b5ad2b38b2c149
author Guenter Roeck <groeck@chromium.org> 1460063493 -0700
committer chrome-bot <chrome-bot@chromium.org> 1460205995 -0700

mosys: cros_ec: Add support for upstream and cromeos-4.4 ioctl format

Upstream and Chrome OS v4.4 use a modified ioctl message format.
Auto-detect and support both formats.

BUG=chromium:601845
BRANCH=None
TEST=Work on Samus with kernel 4.4 and 3.8/3.14/3.18

Change-Id: Iba06e8bd61de19c112086f59349cbd01a17c6432
Signed-off-by: Guenter Roeck <groeck@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/338010
Reviewed-by: David Hendricks <dhendrix@chromium.org>