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[PATCH] sk98lin: MII ioctl support

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Add MII ioctl support to the deprecated sk98lin driver.
This allows comparison with skge driver's PHY settings.

Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Stephen Hemminger 2006-10-05 10:21:26 -07:00 committed by Jeff Garzik
parent 24b46a0f0a
commit 865f3b2b6a
1 changed files with 54 additions and 0 deletions
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54
drivers/net/sk98lin/skge.c
View file

@ -113,6 +113,7 @@
#include <linux/init.h>
#include <linux/dma-mapping.h>
#include <linux/ip.h>
#include <linux/mii.h>
#include "h/skdrv1st.h"
#include "h/skdrv2nd.h"
@ -2843,6 +2844,56 @@ unsigned long Flags; /* for spin lock */
return(&pAC->stats);
} /* SkGeStats */
/*
* Basic MII register access
*/
static int SkGeMiiIoctl(struct net_device *dev,
struct mii_ioctl_data *data, int cmd)
{
DEV_NET *pNet = netdev_priv(dev);
SK_AC *pAC = pNet->pAC;
SK_IOC IoC = pAC->IoBase;
int Port = pNet->PortNr;
SK_GEPORT *pPrt = &pAC->GIni.GP[Port];
unsigned long Flags;
int err = 0;
int reg = data->reg_num & 0x1f;
SK_U16 val = data->val_in;
if (!netif_running(dev))
return -ENODEV; /* Phy still in reset */
spin_lock_irqsave(&pAC->SlowPathLock, Flags);
switch(cmd) {
case SIOCGMIIPHY:
data->phy_id = pPrt->PhyAddr;
/* fallthru */
case SIOCGMIIREG:
if (pAC->GIni.GIGenesis)
SkXmPhyRead(pAC, IoC, Port, reg, &val);
else
SkGmPhyRead(pAC, IoC, Port, reg, &val);
data->val_out = val;
break;
case SIOCSMIIREG:
if (!capable(CAP_NET_ADMIN))
err = -EPERM;
else if (pAC->GIni.GIGenesis)
SkXmPhyWrite(pAC, IoC, Port, reg, val);
else
SkGmPhyWrite(pAC, IoC, Port, reg, val);
break;
default:
err = -EOPNOTSUPP;
}
spin_unlock_irqrestore(&pAC->SlowPathLock, Flags);
return err;
}
/*****************************************************************************
*
@ -2876,6 +2927,9 @@ int HeaderLength = sizeof(SK_U32) + sizeof(SK_U32);
pNet = netdev_priv(dev);
pAC = pNet->pAC;
if (cmd == SIOCGMIIPHY || cmd == SIOCSMIIREG || cmd == SIOCGMIIREG)
return SkGeMiiIoctl(dev, if_mii(rq), cmd);
if(copy_from_user(&Ioctl, rq->ifr_data, sizeof(SK_GE_IOCTL))) {
return -EFAULT;
}