From: Oliver Hartkopp <socketcan@hartkopp.net>
Date: Wed, 13 Jun 2012 18:48:21 +0000 (+0200)
Subject: candev: add/update helpers for CAN FD
X-Git-Tag: v3.6-rc1~125^2~505^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1e0625facab2e871472472b7df87d8fbe6caf75a;p=pandora-kernel.git

candev: add/update helpers for CAN FD

- update sanity checks
- add DLC to length conversion helpers
  - can_dlc2len() - get data length from can_dlc with sanitized can_dlc
  - can_len2dlc() - map the sanitized data length to an appropriate DLC

Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
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