From: Malcolm Priestley <tvboxspy@gmail.com>
Date: Sun, 28 Feb 2016 19:02:57 +0000 (+0000)
Subject: staging: vt6655: MACvSaveContext use memcpy_fromio to read context.
X-Git-Tag: v4.6-rc1~103^2~261
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=7e5120e949dac3ce436714ad686dff60ee75fc68;p=karo-tx-linux.git

staging: vt6655: MACvSaveContext use memcpy_fromio to read context.

Use memcpy_fromio to store data removing the need for local count.

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/vt6655/mac.c b/drivers/staging/vt6655/mac.c
index c93592213310..66ae99137408 100644
--- a/drivers/staging/vt6655/mac.c
+++ b/drivers/staging/vt6655/mac.c
@@ -210,18 +210,15 @@ void MACvSetLoopbackMode(struct vnt_private *priv, unsigned char byLoopbackMode)
 void MACvSaveContext(struct vnt_private *priv, unsigned char *pbyCxtBuf)
 {
 	void __iomem *io_base = priv->PortOffset;
-	int         ii;
 
 	/* read page0 register */
-	for (ii = 0; ii < MAC_MAX_CONTEXT_SIZE_PAGE0; ii++)
-		VNSvInPortB((io_base + ii), (pbyCxtBuf + ii));
+	memcpy_fromio(pbyCxtBuf, io_base, MAC_MAX_CONTEXT_SIZE_PAGE0);
 
 	MACvSelectPage1(io_base);
 
 	/* read page1 register */
-	for (ii = 0; ii < MAC_MAX_CONTEXT_SIZE_PAGE1; ii++)
-		VNSvInPortB((io_base + ii),
-			    (pbyCxtBuf + MAC_MAX_CONTEXT_SIZE_PAGE0 + ii));
+	memcpy_fromio(pbyCxtBuf + MAC_MAX_CONTEXT_SIZE_PAGE0, io_base,
+		      MAC_MAX_CONTEXT_SIZE_PAGE1);
 
 	MACvSelectPage0(io_base);
 }