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

[Linas Vepstas]

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 at austin.ibm.com>
Signed-off-by: James K Lewis <jklewis at us.ibm.com>
Cc: Utz Bacher <utz.bacher at de.ibm.com>
Cc: Jens Osterkamp <Jens.Osterkamp at de.ibm.com>
Cc: Arnd Bergmann <arnd at 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 */