Vincent Palatin dd94e6e2eb stm32: clean-up the SPI_READBACK_ALL implementation
As advised by Daisuke makes the new API slightly better:
- remove the useless rxlen assignment.
- keep the normal asynchronous behavior of the function by skipping the
  last dma wait.

Signed-off-by: Vincent Palatin <vpalatin@chromium.org>

BRANCH=none
BUG=b:35648259
TEST=on Eve, use the FP sensor with the passthru.

Change-Id: Iedb8e77cb1af58c273ab5ae6f0a670ce93dfde5a
Reviewed-on: https://chromium-review.googlesource.com/454699
Commit-Ready: Vincent Palatin <vpalatin@chromium.org>
Tested-by: Vincent Palatin <vpalatin@chromium.org>
Tested-by: Todd Broch <tbroch@chromium.org>
Reviewed-by: Daisuke Nojiri <dnojiri@chromium.org>
Reviewed-by: Todd Broch <tbroch@chromium.org>
2017-03-16 00:11:42 -07:00
2016-11-10 21:28:33 -08:00
2017-03-15 23:58:39 +00:00
2012-05-11 09:11:52 -07:00
2014-04-02 19:58:53 +00:00
2015-12-08 20:05:05 -08:00

For an overview of the Embedded Controller firmware, refer to

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

For instructions on building from source, refer to

http://www.chromium.org/chromium-os/ec-development/getting-started-building-ec-images-quickly
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