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staging: vt6655: MACvSaveContext use memcpy_fromio to read context.

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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>
This commit is contained in:
Malcolm Priestley 2016-02-28 19:02:57 +00:00 committed by Greg Kroah-Hartman
parent e52ab0ecb2
commit 7e5120e949
1 changed files with 3 additions and 6 deletions
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9
drivers/staging/vt6655/mac.c
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@ -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);
}