---

yaml --- r: 200375 b: refs/heads/master c: 81a95f0 h: refs/heads/master i: 200373: 993bec4 200371: 070af77 200367: 8e3ef9c v: v3
git-mirror · Jun 10, 2010 · 6dececa · 6dececa
1 parent 7cb874e
commit 6dececa
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Showing 2 changed files with 10 additions and 4 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: ebedb22d2bacdcf577348eae77ab8f27c9db8ee8
+refs/heads/master: 81a95f049962ec20a9aed888e676208b206f0f2e
diff --git a/trunk/drivers/net/r8169.c b/trunk/drivers/net/r8169.c
@@ -560,10 +560,10 @@ static void mdio_write(void __iomem *ioaddr, int reg_addr, int value)
 		udelay(25);
 	}
 	/*
-	 * Some configurations require a small delay even after the write
-	 * completed indication or the next write might fail.
+	 * According to hardware specs a 20us delay is required after write
+	 * complete indication, but before sending next command.
 	 */
-	udelay(25);
+	udelay(20);
 }
 
 static int mdio_read(void __iomem *ioaddr, int reg_addr)
@@ -583,6 +583,12 @@ static int mdio_read(void __iomem *ioaddr, int reg_addr)
 		}
 		udelay(25);
 	}
+	/*
+	 * According to hardware specs a 20us delay is required after read
+	 * complete indication, but before sending next command.
+	 */
+	udelay(20);
+
 	return value;
 }