From: Marc Kleine-Budde <mkl@pengutronix.de>
To: tom_usenet@optusnet.com.au, Dan Egnor <dan.egnor@gmail.com>,
linux-can@vger.kernel.org
Subject: Flexcan (was: Re: Fwd: Querying current tx_queue usage of a SocketCAN interface)
Date: Thu, 02 Apr 2015 08:28:04 +0200 [thread overview]
Message-ID: <551CE174.2030303@pengutronix.de> (raw)
In-Reply-To: <551CA777.8070208@optusnet.com.au>
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On 04/02/2015 04:20 AM, Tom Evans wrote:
> I had to seriously rewrite the FlexCAN drivers for our i.MX53 because the
> Ethernet driver blocked the CAN driver for so long the CAN hardware receive
> FIFO overflowed. Linux doesn't even support setting different interrupt
> priorities on ARM (but my problem was with NAPI).
Can you share your changes? I'll have some days to hack on a better
generic RX-FIFO implementation for the at91 and flexcan.
Marc
--
Pengutronix e.K. | Marc Kleine-Budde |
Industrial Linux Solutions | Phone: +49-231-2826-924 |
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next prev parent reply other threads:[~2015-04-02 6:28 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CAE+ymru296P+LjkT7_ONVc2OGMP9mtXW46Nq5aSnm1etauj9Aw@mail.gmail.com>
2015-03-28 20:26 ` Fwd: Querying current tx_queue usage of a SocketCAN interface Paarvai Naai
2015-03-29 22:42 ` Tom Evans
2015-03-30 21:55 ` Paarvai Naai
[not found] ` <5519E5A9.7080104@optusnet.com.au>
2015-03-31 0:26 ` Paarvai Naai
2015-03-31 3:09 ` Tom Evans
2015-04-01 20:33 ` Paarvai Naai
2015-04-01 20:57 ` Dan Egnor
2015-04-02 2:20 ` Tom Evans
2015-04-02 2:33 ` Daniel Egnor
2015-04-01 23:21 ` Tom Evans
2015-04-02 0:33 ` Dan Egnor
2015-04-02 2:20 ` Tom Evans
2015-04-02 6:28 ` Marc Kleine-Budde [this message]
2015-04-02 11:35 ` Flexcan (was: Re: Fwd: Querying current tx_queue usage of a SocketCAN interface) Tom Evans
2015-04-02 12:07 ` Flexcan Marc Kleine-Budde
2015-04-04 3:32 ` Flexcan (was: Re: Fwd: Querying current tx_queue usage of a SocketCAN interface) Tom Evans
2015-04-09 8:06 ` Flexcan Tom Evans
2015-04-10 6:35 ` Flexcan (was: Re: Fwd: Querying current tx_queue usage of a SocketCAN interface) Tom Evans
2015-04-02 18:23 ` Fwd: Querying current tx_queue usage of a SocketCAN interface Paarvai Naai
2015-04-02 6:46 ` Marc Kleine-Budde
2015-04-02 18:28 ` Paarvai Naai
2015-04-03 1:35 ` Tom Evans
2015-04-03 6:45 ` Paarvai Naai
2015-04-03 11:08 ` Marc Kleine-Budde
2015-04-03 15:24 ` Paarvai Naai
2015-04-03 20:28 ` Marc Kleine-Budde
2015-04-03 20:53 ` Paarvai Naai
2015-04-04 8:49 ` Marc Kleine-Budde
2015-04-06 17:54 ` Paarvai Naai
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