From: David Miller <davem@redhat.com>
To: socketcan@hartkopp.net
Cc: netdev@vger.kernel.org, wg@grandegger.com,
socketcan-core@lists.berlios.de
Subject: Re: [PATCH net-next v3] candev: allow SJW user setting for bittiming calculation
Date: Wed, 28 Sep 2011 13:43:10 -0400 (EDT) [thread overview]
Message-ID: <20110928.134310.850080171959236853.davem@redhat.com> (raw)
In-Reply-To: <4E831803.7020409@hartkopp.net>
From: Oliver Hartkopp <socketcan@hartkopp.net>
Date: Wed, 28 Sep 2011 14:50:11 +0200
> This patch adds support for SJW user settings to not set the synchronization
> jump width (SJW) to 1 in any case when using the in-kernel bittiming
> calculation.
>
> The ip-tool from iproute2 already supports to pass the user defined SJW
> value. The given SJW value is sanitized with the controller specific sjw_max
> and the calculated tseg2 value. As the SJW can have values up to 4 providing
> this value will lead to the maximum possible SJW automatically. A higher SJW
> allows higher controller oscillator tolerances.
>
> Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
> Acked-by: Wolfgang Grandegger <wg@grandegger.com>
Applied.
prev parent reply other threads:[~2011-09-28 17:43 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-09-28 12:50 [PATCH net-next v3] candev: allow SJW user setting for bittiming calculation Oliver Hartkopp
2011-09-28 17:43 ` David Miller [this message]
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