From: Michael Buesch <mb@bu3sch.de>
To: Linus Torvalds <torvalds@linux-foundation.org>
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 22:43:26 +0100 [thread overview]
Message-ID: <201002272243.27845.mb@bu3sch.de> (raw)
In-Reply-To: <alpine.LFD.2.00.1002271301430.4513@localhost.localdomain>
On Saturday 27 February 2010 22:08:03 Linus Torvalds wrote:
> No difference.
Thanks. What about this? (Remove old patch first).
Index: wireless-testing/drivers/net/wireless/b43/b43.h
===================================================================
--- wireless-testing.orig/drivers/net/wireless/b43/b43.h 2010-02-27 17:16:35.000000000 +0100
+++ wireless-testing/drivers/net/wireless/b43/b43.h 2010-02-27 22:40:40.000000000 +0100
@@ -39,6 +39,10 @@
#define B43_MMIO_DMA4_IRQ_MASK 0x44
#define B43_MMIO_DMA5_REASON 0x48
#define B43_MMIO_DMA5_IRQ_MASK 0x4C
+#define B43_MMIO_DMA6_REASON 0x50
+#define B43_MMIO_DMA6_IRQ_MASK 0x54
+#define B43_MMIO_DMA7_REASON 0x58
+#define B43_MMIO_DMA7_IRQ_MASK 0x5C
#define B43_MMIO_MACCTL 0x120 /* MAC control */
#define B43_MMIO_MACCMD 0x124 /* MAC command */
#define B43_MMIO_GEN_IRQ_REASON 0x128
Index: wireless-testing/drivers/net/wireless/b43/main.c
===================================================================
--- wireless-testing.orig/drivers/net/wireless/b43/main.c 2010-02-27 17:16:35.000000000 +0100
+++ wireless-testing/drivers/net/wireless/b43/main.c 2010-02-27 22:42:27.000000000 +0100
@@ -2880,6 +2880,10 @@ static int b43_chip_init(struct b43_wlde
b43_write32(dev, B43_MMIO_DMA3_IRQ_MASK, 0x0001DC00);
b43_write32(dev, B43_MMIO_DMA4_IRQ_MASK, 0x0000DC00);
b43_write32(dev, B43_MMIO_DMA5_IRQ_MASK, 0x0000DC00);
+ b43_write32(dev, B43_MMIO_DMA6_IRQ_MASK, 0);
+ b43_write32(dev, B43_MMIO_DMA6_REASON, 0);
+ b43_write32(dev, B43_MMIO_DMA7_IRQ_MASK, 0);
+ b43_write32(dev, B43_MMIO_DMA7_REASON, 0);
value32 = ssb_read32(dev->dev, SSB_TMSLOW);
value32 |= 0x00100000;
--
Greetings, Michael.
next prev parent reply other threads:[~2010-02-27 21:44 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
2010-02-27 21:43 ` Michael Buesch [this message]
2010-02-27 22:12 ` Linus Torvalds
2010-02-26 20:46 Nathan Schulte
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