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[PATCH] emac: fix mdio delay

To: jgarzik@xxxxxxxxx
Subject: [PATCH] emac: fix mdio delay
From: Matt Porter <mporter@xxxxxxxxxxxxxxxxxxx>
Date: Tue, 8 Feb 2005 22:43:45 -0700
Cc: ralphs@xxxxxxxxxxxxx, netdev@xxxxxxxxxxx, linuxppc-embedded@xxxxxxxxxx
Sender: netdev-bounce@xxxxxxxxxxx
User-agent: Mutt/1.2.5i
Fixes MDIO delay. Please apply.

Signed-off-by: Ralph Siemsen <ralphs@xxxxxxxxxxxxx>
Signed-off-by: Matt Porter <mporter@xxxxxxxxxxxxxxxxxxx>

--- linux-2.6.10-orig/drivers/net/ibm_emac/ibm_emac_core.c      2005-01-20 
15:45:28.576226303 -0500
+++ linux-2.6.10/drivers/net/ibm_emac/ibm_emac_core.c   2005-01-20 
15:25:10.430674655 -0500
@@ -475,8 +479,9 @@
 
        out_be32(&emacp->em0stacr, stacr);
 
-       while (((stacr = in_be32(&emacp->em0stacr) & EMAC_STACR_OC) == 0)
-                                       && (count++ < 5000))
+       count = 0;
+       while ((((stacr = in_be32(&emacp->em0stacr)) & EMAC_STACR_OC) == 0)
+                                       && (count++ < MDIO_DELAY))
                udelay(1);
        MDIO_DEBUG((" (count was %d)\n", count));

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