Re: Setting up flexcan mailboxes in Linux

[Marc Kleine-Budde <mkl@pengutronix.de>]

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Hey Emil,

please use the linux-can mailinglst for CAN related questions.

On 07/07/2015 11:59 AM, Emil Fors wrote:
> my name is Emil and I am trying to configure a Toradex Apalis iMX6q
> module. I need to set up the flexcan mailboxes in order to filter out
> messages I'm not interested in. I have CAN communication working using
> the libsocketcan library written by one Luotao Fu, who seems to be a
> colleague of yours? However, that library doesn't seem to provide me
> with control over mailbox configuration. Could you please advise as to
> how I'd best proceed? I noted that the library is (C) 2009, perhaps it
> is outdated? Do you know of a more recent and perhaps better solution?

Hardware filtering is not supported on an driver so far. But we have an
idea how to implement this.

However you can make use of the software filtering via CAN_RAW_FILTER.
See
http://lxr.free-electrons.com/source/Documentation/networking/can.txt#L433
for more information.

Marc
-- 
Pengutronix e.K.                  | Marc Kleine-Budde           |
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