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Subject[PATCH 3/6]: powerpc/cell spidernet stop error printing patch.
From


Turn off mis-interpretation of the queue-empty interrupt
status bit as an error. This bit is set as a part of
the previous low-watermark patch.

Signed-off-by: Linas Vepstas <linas@austin.ibm.com>
Signed-off-by: James K Lewis <jklewis@us.ibm.com>
Cc: Utz Bacher <utz.bacher@de.ibm.com>
Cc: Jens Osterkamp <Jens.Osterkamp@de.ibm.com>
Cc: Arnd Bergmann <arnd@arndb.de>

----
drivers/net/spider_net.c | 13 +++++++++----
1 file changed, 9 insertions(+), 4 deletions(-)

Index: linux-2.6.18-rc3-mm2/drivers/net/spider_net.c
===================================================================
--- linux-2.6.18-rc3-mm2.orig/drivers/net/spider_net.c 2006-08-11 11:23:24.000000000 -0500
+++ linux-2.6.18-rc3-mm2/drivers/net/spider_net.c 2006-08-11 11:34:16.000000000 -0500
@@ -1275,12 +1275,15 @@ spider_net_handle_error_irq(struct spide
case SPIDER_NET_PHYINT:
case SPIDER_NET_GMAC2INT:
case SPIDER_NET_GMAC1INT:
- case SPIDER_NET_GIPSINT:
case SPIDER_NET_GFIFOINT:
case SPIDER_NET_DMACINT:
case SPIDER_NET_GSYSINT:
break; */

+ case SPIDER_NET_GIPSINT:
+ show_error = 0;
+ break;
+
case SPIDER_NET_GPWOPCMPINT:
/* PHY write operation completed */
show_error = 0;
@@ -1339,9 +1342,10 @@ spider_net_handle_error_irq(struct spide
case SPIDER_NET_GDTDCEINT:
/* chain end. If a descriptor should be sent, kick off
* tx dma
- if (card->tx_chain.tail == card->tx_chain.head)
+ if (card->tx_chain.tail != card->tx_chain.head)
spider_net_kick_tx_dma(card);
- show_error = 0; */
+ */
+ show_error = 0;
break;

/* case SPIDER_NET_G1TMCNTINT: not used. print a message */
@@ -1455,8 +1459,9 @@ spider_net_handle_error_irq(struct spide
}

if ((show_error) && (netif_msg_intr(card)))
- pr_err("Got error interrupt, GHIINT0STS = 0x%08x, "
+ pr_err("Got error interrupt on %s, GHIINT0STS = 0x%08x, "
"GHIINT1STS = 0x%08x, GHIINT2STS = 0x%08x\n",
+ card->netdev->name,
status_reg, error_reg1, error_reg2);

/* clear interrupt sources */
-
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