From: Wolfgang Zarre <info-PyqsHJVlJN8AvxtiuMwx3w@public.gmane.org>
To: Wolfgang Grandegger <wg-5Yr1BZd7O62+XT7JhA+gdA@public.gmane.org>
Cc: Oliver Hartkopp
<socketcan-fJ+pQTUTwRTk1uMJSBkQmQ@public.gmane.org>,
linux-can-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
socketcan-users-0fE9KPoRgkgATYTw5x5z8w@public.gmane.org
Subject: Re: [PATCH net-next v2 2/4] can: cc770: add legacy ISA bus driver for the CC770 and AN82527
Date: Tue, 06 Dec 2011 22:08:05 +0100 [thread overview]
Message-ID: <4EDE8435.5080100@essax.com> (raw)
In-Reply-To: <4EDBC25D.50405-5Yr1BZd7O62+XT7JhA+gdA@public.gmane.org>
Hello Wolfgang,
> Hi Wolfgang,
>
> On 12/04/2011 07:47 PM, Wolfgang Zarre wrote:
>> Hello Wolfgang,
> ...
>>> Wolfgang, I just sent out v4. Any chance to give this patch a try? It
>>> would be best to use a recent kernel version but I could also adapt the
>>> patch to your kernel version, 2.6.39, I think!?
>>
>> Sorry for my delayed reply, but wasn't earlier possible.
>> Yes, of course, as long as I have the hardware available I can do some
>> tests, even
>> on a recent kernel due the fact having the project so far completed,
>> just another
>> test run on the 9th of December.
>>
>> Due the flood of emails I lost now track which version You would be
>> interested in
>> and maybe also which kernel version, so, please let me know and maybe
>> were I may
>> download the patches.
>
> Well, yes, I was spinning too fast but the patches have been accepted in
> the meantime (actually v6 made it). So you just need to clone the most
> recent version of Dave's net-next tree.
>
>>> As you are using a CC770 chip, I'm especially interested in the relevant
>>> kernel log (dmesg) and "ip -d -s link show".
>>
>> Should be not a problem at all.
>
> Great, thanks.
Ok, here we go:
uname -r: 3.2.0-rc4
modprobe cc770_isa irq=0xa port=0x384 indirect=1 cir=0x61 bcr=0x4A
ip link set can0 up type can bitrate 500000;
kern.log
Dec 6 20:42:19 svserv01 kernel: [ 2111.900735] CAN device driver interface
Dec 6 20:42:19 svserv01 kernel: [ 2111.903072] cc770: CAN netdevice driver
Dec 6 20:42:19 svserv01 kernel: [ 2111.904692] cc770_isa: platform device 0: port=0x384, mem=0x0, irq=10
Dec 6 20:42:19 svserv01 kernel: [ 2111.904726] cc770_isa cc770_isa.0: probing idx=0: port=0x384, mem=0x0, irq=10
Dec 6 20:42:19 svserv01 kernel: [ 2111.904779] cc770_isa cc770_isa.0: (unregistered net_device): i82527 mode with additional functions
Dec 6 20:42:19 svserv01 kernel: [ 2111.906407] cc770_isa cc770_isa.0: device registered (reg_base=0x00000384, irq=10)
Dec 6 20:42:19 svserv01 kernel: [ 2111.906457] cc770_isa: driver for max. 8 devices registered
6 20:44:17 svserv01 kernel: [ 2229.886845] cc770_isa cc770_isa.0: can0: setting BTR0=0x00 BTR1=0x1c
Dec 6 20:44:17 svserv01 kernel: [ 2229.886920] cc770_isa cc770_isa.0: can0: Message object 15 for RX data, RTR, SFF and EFF
Dec 6 20:44:17 svserv01 kernel: [ 2229.886937] cc770_isa cc770_isa.0: can0: Message object 11 for TX data, RTR, SFF and EFF
Dec 6 20:52:40 svserv01 kernel: [ 2733.172845] can: controller area network core (rev 20090105 abi 8)
Dec 6 20:52:40 svserv01 kernel: [ 2733.172967] NET: Registered protocol family 29
Dec 6 20:52:40 svserv01 kernel: [ 2733.178187] can: raw protocol (rev 20090105)
ip -d -s link show
4: can0: <NOARP,UP,LOWER_UP,ECHO> mtu 16 qdisc pfifo_fast state UNKNOWN qlen 10
link/can
can state ERROR-ACTIVE (berr-counter tx 0 rx 0) restart-ms 0
bitrate 500000 sample-point 0.875
tq 125 prop-seg 6 phase-seg1 7 phase-seg2 2 sjw 1
cc770: tseg1 1..16 tseg2 1..8 sjw 1..4 brp 1..64 brp-inc 1
clock 8000000
re-started bus-errors arbit-lost error-warn error-pass bus-off
0 0 0 0 0 0
RX: bytes packets errors dropped overrun mcast
0 0 0 0 0 0
TX: bytes packets errors dropped carrier collsns
0 0 0 0 0 0
After rebooting the PLC with proprietary buggy kernel:
4: can0: <NOARP,UP,LOWER_UP,ECHO> mtu 16 qdisc pfifo_fast state UNKNOWN qlen 10
link/can
can state ERROR-ACTIVE (berr-counter tx 0 rx 0) restart-ms 0
bitrate 500000 sample-point 0.875
tq 125 prop-seg 6 phase-seg1 7 phase-seg2 2 sjw 1
cc770: tseg1 1..16 tseg2 1..8 sjw 1..4 brp 1..64 brp-inc 1
clock 8000000
re-started bus-errors arbit-lost error-warn error-pass bus-off
0 0 0 0 0 0
RX: bytes packets errors dropped overrun mcast
414 267 0 267 0 0
TX: bytes packets errors dropped carrier collsns
0 0 0 0 0 0
After sending 100,000 PDO's with 13ms displacement:
4: can0: <NOARP,UP,LOWER_UP,ECHO> mtu 16 qdisc pfifo_fast state UNKNOWN qlen 10
link/can
can state ERROR-ACTIVE (berr-counter tx 0 rx 0) restart-ms 0
bitrate 500000 sample-point 0.875
tq 125 prop-seg 6 phase-seg1 7 phase-seg2 2 sjw 1
cc770: tseg1 1..16 tseg2 1..8 sjw 1..4 brp 1..64 brp-inc 1
clock 8000000
re-started bus-errors arbit-lost error-warn error-pass bus-off
0 0 0 0 0 0
RX: bytes packets errors dropped overrun mcast
4544 4284 0 331 0 0
TX: bytes packets errors dropped carrier collsns
802660 202653 0 0 0 0
The dropped ones of RX may be the not processed input packages and therefore ok.
Let me know if You need more or some other tests.
>
> Wolfgang.
next prev parent reply other threads:[~2011-12-06 21:08 UTC|newest]
Thread overview: 66+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-25 9:43 [PATCH net-next v2 0/4] can: cc770: add support for the Bosch CC770 and Intel AN82527 Wolfgang Grandegger
2011-11-25 9:43 ` [PATCH net-next v2 1/4] can: cc770: add driver core " Wolfgang Grandegger
[not found] ` <1322214204-1121-2-git-send-email-wg-5Yr1BZd7O62+XT7JhA+gdA@public.gmane.org>
2011-11-26 15:11 ` Oliver Hartkopp
2011-11-28 11:28 ` [Socketcan-users] " Marc Kleine-Budde
2011-11-28 13:52 ` Wolfgang Grandegger
[not found] ` <4ED3922A.50704-5Yr1BZd7O62+XT7JhA+gdA@public.gmane.org>
2011-11-28 14:01 ` Marc Kleine-Budde
2011-11-28 14:01 ` [Socketcan-users] " David Laight
[not found] ` <4ED3941D.3070302-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2011-11-28 14:10 ` Wolfgang Grandegger
[not found] ` <4ED3966E.7080609-5Yr1BZd7O62+XT7JhA+gdA@public.gmane.org>
2011-11-28 14:18 ` Marc Kleine-Budde
[not found] ` <4ED3704D.5020903-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2011-11-29 9:20 ` Wolfgang Grandegger
2011-11-25 9:43 ` [PATCH net-next v2 2/4] can: cc770: add legacy ISA bus driver for the CC770 and AN82527 Wolfgang Grandegger
[not found] ` <1322214204-1121-3-git-send-email-wg-5Yr1BZd7O62+XT7JhA+gdA@public.gmane.org>
2011-11-26 14:59 ` Oliver Hartkopp
2011-11-28 8:56 ` Wolfgang Zarre
2011-11-28 9:17 ` Wolfgang Grandegger
2011-11-28 12:03 ` Wolfgang Zarre
[not found] ` <4ED37885.8080909-PyqsHJVlJN8AvxtiuMwx3w@public.gmane.org>
2011-11-28 16:06 ` Oliver Hartkopp
[not found] ` <4ED3B198.2040308-fJ+pQTUTwRTk1uMJSBkQmQ@public.gmane.org>
2011-11-29 9:16 ` Wolfgang Grandegger
[not found] ` <4ED4A2EC.40103-5Yr1BZd7O62+XT7JhA+gdA@public.gmane.org>
2011-12-04 18:47 ` Wolfgang Zarre
2011-12-04 18:56 ` Wolfgang Grandegger
[not found] ` <4EDBC25D.50405-5Yr1BZd7O62+XT7JhA+gdA@public.gmane.org>
2011-12-06 21:08 ` Wolfgang Zarre [this message]
[not found] ` <4EDE8435.5080100-PyqsHJVlJN8AvxtiuMwx3w@public.gmane.org>
2011-12-07 13:42 ` Wolfgang Grandegger
2011-12-09 10:26 ` Wolfgang Grandegger
2011-12-11 18:33 ` Wolfgang Zarre
[not found] ` <4EE4F76E.3000506-PyqsHJVlJN8AvxtiuMwx3w@public.gmane.org>
2011-12-12 9:23 ` Wolfgang Grandegger
[not found] ` <4EE5C824.2050704-5Yr1BZd7O62+XT7JhA+gdA@public.gmane.org>
2011-12-12 11:18 ` Wolfgang Zarre
2011-12-12 11:55 ` Wolfgang Grandegger
[not found] ` <4EE5EBBF.6080007-5Yr1BZd7O62+XT7JhA+gdA@public.gmane.org>
2011-12-21 18:32 ` Wolfgang Zarre
2011-12-22 9:37 ` Wolfgang Grandegger
[not found] ` <4EF2FA3F.3010308-5Yr1BZd7O62+XT7JhA+gdA@public.gmane.org>
2011-12-22 13:20 ` Wolfgang Zarre
[not found] ` <4EF32E84.1080006-PyqsHJVlJN8AvxtiuMwx3w@public.gmane.org>
2011-12-31 9:39 ` Wolfgang Zarre
2012-01-04 13:10 ` Wolfgang Grandegger
2012-01-05 3:29 ` Wolfgang Zarre
[not found] ` <4F051927.8010600-PyqsHJVlJN8AvxtiuMwx3w@public.gmane.org>
2012-01-05 11:51 ` Wolfgang Grandegger
2012-01-05 12:00 ` David Laight
2012-01-09 21:47 ` Wolfgang Zarre
2012-01-09 23:11 ` Marc Kleine-Budde
2012-01-10 9:30 ` Wolfgang Grandegger
2012-01-10 12:30 ` Wolfgang Zarre
2012-01-10 14:20 ` Wolfgang Grandegger
2012-01-10 14:25 ` Wolfgang Grandegger
2012-01-11 9:00 ` Wolfgang Zarre
2012-01-11 9:37 ` David Laight
2012-01-11 14:37 ` Wolfgang Zarre
2012-01-11 9:38 ` Marc Kleine-Budde
2012-01-11 14:42 ` Wolfgang Zarre
2012-01-11 15:02 ` Marc Kleine-Budde
2012-01-10 10:00 ` David Laight
2012-01-10 12:41 ` Wolfgang Zarre
2012-01-10 14:43 ` Wolfgang Grandegger
2012-01-10 14:50 ` Oliver Hartkopp
2012-01-10 16:13 ` Wolfgang Zarre
2012-01-10 16:20 ` Marc Kleine-Budde
2012-01-10 16:23 ` Wolfgang Grandegger
2012-01-10 19:02 ` Wolfgang Zarre
2012-01-11 9:05 ` Wolfgang Zarre
2012-01-11 9:31 ` Marc Kleine-Budde
2012-01-10 11:41 ` Henrik Maier
2012-01-10 11:59 ` Wolfgang Grandegger
2012-01-10 12:43 ` Wolfgang Zarre
2011-11-28 12:09 ` Marc Kleine-Budde
[not found] ` <4ED379F3.1070206-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2011-11-28 13:59 ` Wolfgang Grandegger
2011-11-28 14:03 ` David Laight
[not found] ` <AE90C24D6B3A694183C094C60CF0A2F6D8AEE9-CgBM+Bx2aUAnGFn1LkZF6NBPR1lH4CV8@public.gmane.org>
2011-11-28 14:09 ` Marc Kleine-Budde
[not found] ` <4ED3960F.4040508-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2011-11-28 15:10 ` Wolfgang Grandegger
2011-11-25 9:43 ` [PATCH net-next v2 3/4] can: cc770: add platform " Wolfgang Grandegger
2011-11-25 9:43 ` [PATCH net-next v2 4/4] powerpc: tqm8548/tqm8xx: add and update CAN device nodes Wolfgang Grandegger
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