From: Linus Torvalds <torvalds@linux-foundation.org>
To: Michael Buesch <mb@bu3sch.de>
Cc: Larry Finger <Larry.Finger@lwfinger.net>,
"John W. Linville" <linville@tuxdriver.com>,
"David S. Miller" <davem@davemloft.net>,
wireless <linux-wireless@vger.kernel.org>,
Greg Kroah-Hartman <gregkh@suse.de>
Subject: Re: Make b43 driver fall back gracefully to PIO mode after fatal DMA errors
Date: Sat, 27 Feb 2010 13:08:03 -0800 (PST) [thread overview]
Message-ID: <alpine.LFD.2.00.1002271301430.4513@localhost.localdomain> (raw)
In-Reply-To: <201002271836.04673.mb@bu3sch.de>
On Sat, 27 Feb 2010, Michael Buesch wrote:
>
> Please check if the following patch makes any difference.
No difference.
> Also please show me the result of the printks.
I get
b43-pci-bridge 0000:08:00.0: PCI INT A -> GSI 17 (level, low) -> IRQ 17
b43-pci-bridge 0000:08:00.0: setting latency timer to 64
dcdbas dcdbas: Dell Systems Management Base Driver (version 5.6.0-3.2)
ssb: Core 0 found: ChipCommon (cc 0x800, rev 0x16, vendor 0x4243)
ssb: Core 1 found: IEEE 802.11 (cc 0x812, rev 0x0F, vendor 0x4243)
ssb: Core 2 found: PCMCIA (cc 0x80D, rev 0x0A, vendor 0x4243)
ssb: Core 3 found: PCI-E (cc 0x820, rev 0x09, vendor 0x4243)
ssb: Found rev 1 PMU (capabilities 0x02A62F01)
** PMU res init 4312/4322
ssb: SPROM revision 8 detected.
ssb: Sonics Silicon Backplane found on PCI device 0000:08:00.0
cfg80211: Calling CRDA to update world regulatory domain
alloc irq_desc for 22 on node -1
alloc kstat_irqs on node -1
...
b43-phy0: Loading firmware version 478.104 (2008-07-01 00:50:23)
** Set LDO 4312
** Set LDO paref
b43-phy0 debug: b2062: Using crystal tab entry 19200 kHz.
...
b43-phy0 debug: Adding Interface type 2
ADDRCONF(NETDEV_UP): wlan0: link is not ready
b43-phy0 ERROR: Fatal DMA error: 0x00000800, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000
b43-phy0 ERROR: This device does not support DMA on your system. Please use PIO instead.
b43-phy0 ERROR: CONFIG_B43_FORCE_PIO must be set in your kernel configuration.
b43-phy0: Controller RESET (DMA error) ...
...
b43-phy0: Loading firmware version 478.104 (2008-07-01 00:50:23)
** Set LDO 4312
** Set LDO paref
b43-phy0 debug: b2062: Using crystal tab entry 19200 kHz.
for the new printks.
Linus
next prev parent reply other threads:[~2010-02-27 21:08 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <alpine.LFD.2.00.1002261034140.4513@localhost.localdomain>
2010-02-26 19:09 ` Make b43 driver fall back gracefully to PIO mode after fatal DMA errors Larry Finger
2010-02-26 19:13 ` Linus Torvalds
2010-02-26 20:06 ` Linus Torvalds
2010-02-26 20:09 ` Gábor Stefanik
2010-02-26 20:50 ` Linus Torvalds
2010-02-26 21:01 ` Larry Finger
2010-02-26 21:45 ` Linus Torvalds
2010-02-26 21:50 ` Linus Torvalds
2010-02-26 22:08 ` Gábor Stefanik
2010-02-26 22:46 ` Linus Torvalds
2010-02-26 22:54 ` Gábor Stefanik
2010-02-27 15:04 ` Michael Buesch
2010-02-27 14:59 ` Michael Buesch
2010-02-27 18:31 ` Linus Torvalds
2010-02-27 18:51 ` Michael Buesch
2010-02-26 19:59 ` Michael Buesch
2010-02-26 20:07 ` Linus Torvalds
2010-02-26 20:20 ` Michael Buesch
2010-02-26 20:33 ` Linus Torvalds
2010-02-26 20:42 ` Linus Torvalds
2010-02-27 14:44 ` Michael Buesch
2010-02-27 14:49 ` Michael Buesch
2010-02-27 17:36 ` Michael Buesch
2010-02-27 20:12 ` Nathan Schulte
2010-02-27 21:08 ` Linus Torvalds [this message]
2010-02-27 21:43 ` Michael Buesch
2010-02-27 22:12 ` Linus Torvalds
2010-02-26 20:46 Nathan Schulte
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