Gwendal Grignou 0e01759ced math: Add inverse matrix calculation
Add a slow inverse matrix calculation function.
It is needed to apply factory offset properly.

Also consider the NULL matrix the identity matrix.

BRANCH=smaug,cyan
TEST=Unit test
BUG=chromium:517675

Change-Id: Ifa11954992e6f2fab02b4e92684e7b01bbaafe94
Signed-off-by: Gwendal Grignou <gwendal@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/294594
Reviewed-by: Sheng-liang Song <ssl@chromium.org>
2015-08-24 19:08:20 +00:00
2015-05-07 00:00:47 +00:00
2015-08-15 01:32:39 +00:00
2015-08-24 19:08:20 +00:00
2012-05-11 09:11:52 -07:00
2014-04-02 19:58:53 +00:00
2014-05-15 05:20:14 +00:00

For an overview of the Embedded Controller firmware, refer to

http://www.chromium.org/chromium-os/2014-firmware-summit
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