Re: [PATCH v2 2/2] can: spi: hi311x: Add Holt HI-311x CAN driver

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Hello Akshay,

Am 17.03.2017 um 08:39 schrieb Wolfgang Grandegger:
Hello Akshay,

Am 16.03.2017 um 23:29 schrieb Akshay Bhat:
Hi Wolfgang,

On 03/16/2017 04:02 PM, Wolfgang Grandegger wrote:

Looks much better now! There are message for state changes to error
warning and passive. Just the following message is not correct:

 (000.200824)  can0  20000004   [8]  00 40 00 00 00 00 5F 19
ERRORFRAME
    controller-problem{}
    error-counter-tx-rx{{95}{25}}

Sorry, forgot to mention... the function can_change_state() [1]
should be used for that purpose, if possible. It fixes the issue
above as well.


The updated driver (the one used to create the above log) is using
can_change_state() function. data[1] 40 corresponds to
CAN_ERR_CRTL_ACTIVE, so looks correct? Could it be that the can-utils I
am using is old and not reporting state change?

Hm, yes. The raw data looks correct. You could download and build a
recent version from "https://github.com/linux-can/can-utils"; to check.
It could also be a bug.

Support for that flags has been added in December 2014.

Wolfgang-
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