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path: root/drivers/net/sk98lin/skge.c
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Diffstat (limited to 'drivers/net/sk98lin/skge.c')
-rw-r--r--drivers/net/sk98lin/skge.c217
1 files changed, 84 insertions, 133 deletions
diff --git a/drivers/net/sk98lin/skge.c b/drivers/net/sk98lin/skge.c
index 00c5d7f04c68..9a76ac180b11 100644
--- a/drivers/net/sk98lin/skge.c
+++ b/drivers/net/sk98lin/skge.c
@@ -107,10 +107,10 @@
#include "h/skversion.h"
+#include <linux/in.h>
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/init.h>
-#include <linux/proc_fs.h>
#include <linux/dma-mapping.h>
#include <linux/ip.h>
@@ -206,7 +206,6 @@ static void SkGeSetRxMode(struct SK_NET_DEVICE *dev);
static struct net_device_stats *SkGeStats(struct SK_NET_DEVICE *dev);
static int SkGeIoctl(struct SK_NET_DEVICE *dev, struct ifreq *rq, int cmd);
static void GetConfiguration(SK_AC*);
-static void ProductStr(SK_AC*);
static int XmitFrame(SK_AC*, TX_PORT*, struct sk_buff*);
static void FreeTxDescriptors(SK_AC*pAC, TX_PORT*);
static void FillRxRing(SK_AC*, RX_PORT*);
@@ -235,28 +234,6 @@ static int SkDrvDeInitAdapter(SK_AC *pAC, int devNbr);
* Extern Function Prototypes
*
******************************************************************************/
-static const char SKRootName[] = "net/sk98lin";
-static struct proc_dir_entry *pSkRootDir;
-extern struct file_operations sk_proc_fops;
-
-static inline void SkGeProcCreate(struct net_device *dev)
-{
- struct proc_dir_entry *pe;
-
- if (pSkRootDir &&
- (pe = create_proc_entry(dev->name, S_IRUGO, pSkRootDir))) {
- pe->proc_fops = &sk_proc_fops;
- pe->data = dev;
- pe->owner = THIS_MODULE;
- }
-}
-
-static inline void SkGeProcRemove(struct net_device *dev)
-{
- if (pSkRootDir)
- remove_proc_entry(dev->name, pSkRootDir);
-}
-
extern void SkDimEnableModerationIfNeeded(SK_AC *pAC);
extern void SkDimDisplayModerationSettings(SK_AC *pAC);
extern void SkDimStartModerationTimer(SK_AC *pAC);
@@ -279,6 +256,27 @@ static uintptr_t RxQueueAddr[SK_MAX_MACS] = {0x400, 0x480};
/*****************************************************************************
*
+ * SkPciWriteCfgDWord - write a 32 bit value to pci config space
+ *
+ * Description:
+ * This routine writes a 32 bit value to the pci configuration
+ * space.
+ *
+ * Returns:
+ * 0 - indicate everything worked ok.
+ * != 0 - error indication
+ */
+static inline int SkPciWriteCfgDWord(
+SK_AC *pAC, /* Adapter Control structure pointer */
+int PciAddr, /* PCI register address */
+SK_U32 Val) /* pointer to store the read value */
+{
+ pci_write_config_dword(pAC->PciDev, PciAddr, Val);
+ return(0);
+} /* SkPciWriteCfgDWord */
+
+/*****************************************************************************
+ *
* SkGeInitPCI - Init the PCI resources
*
* Description:
@@ -300,7 +298,7 @@ int SkGeInitPCI(SK_AC *pAC)
dev->mem_start = pci_resource_start (pdev, 0);
pci_set_master(pdev);
- if (pci_request_regions(pdev, pAC->Name) != 0) {
+ if (pci_request_regions(pdev, "sk98lin") != 0) {
retval = 2;
goto out_disable;
}
@@ -578,10 +576,10 @@ SK_BOOL DualNet;
spin_unlock_irqrestore(&pAC->SlowPathLock, Flags);
if (pAC->GIni.GIMacsFound == 2) {
- Ret = request_irq(dev->irq, SkGeIsr, SA_SHIRQ, pAC->Name, dev);
+ Ret = request_irq(dev->irq, SkGeIsr, SA_SHIRQ, "sk98lin", dev);
} else if (pAC->GIni.GIMacsFound == 1) {
Ret = request_irq(dev->irq, SkGeIsrOnePort, SA_SHIRQ,
- pAC->Name, dev);
+ "sk98lin", dev);
} else {
printk(KERN_WARNING "sk98lin: Illegal number of ports: %d\n",
pAC->GIni.GIMacsFound);
@@ -818,7 +816,7 @@ uintptr_t VNextDescr; /* the virtual bus address of the next descriptor */
/* set the pointers right */
pDescr->VNextRxd = VNextDescr & 0xffffffffULL;
pDescr->pNextRxd = pNextDescr;
- pDescr->TcpSumStarts = 0;
+ if (!IsTx) pDescr->TcpSumStarts = ETH_HLEN << 16 | ETH_HLEN;
/* advance one step */
pPrevDescr = pDescr;
@@ -1265,7 +1263,6 @@ struct SK_NET_DEVICE *dev)
spin_unlock_irqrestore(&pAC->SlowPathLock, Flags);
pAC->MaxPorts++;
- pNet->Up = 1;
SK_DBG_MSG(NULL, SK_DBGMOD_DRV, SK_DBGCAT_DRV_ENTRY,
@@ -1395,7 +1392,6 @@ struct SK_NET_DEVICE *dev)
sizeof(SK_PNMI_STRUCT_DATA));
pAC->MaxPorts--;
- pNet->Up = 0;
return (0);
} /* SkGeClose */
@@ -2169,13 +2165,12 @@ rx_start:
} /* frame > SK_COPY_TRESHOLD */
#ifdef USE_SK_RX_CHECKSUM
- pMsg->csum = pRxd->TcpSums;
+ pMsg->csum = pRxd->TcpSums & 0xffff;
pMsg->ip_summed = CHECKSUM_HW;
#else
pMsg->ip_summed = CHECKSUM_NONE;
#endif
-
SK_DBG_MSG(NULL, SK_DBGMOD_DRV, 1,("V"));
ForRlmt = SK_RLMT_RX_PROTOCOL;
#if 0
@@ -2550,7 +2545,7 @@ unsigned long Flags;
static int SkGeChangeMtu(struct SK_NET_DEVICE *dev, int NewMtu)
{
DEV_NET *pNet;
-DEV_NET *pOtherNet;
+struct net_device *pOtherDev;
SK_AC *pAC;
unsigned long Flags;
int i;
@@ -2580,11 +2575,11 @@ SK_EVPARA EvPara;
}
#endif
- pNet->Mtu = NewMtu;
- pOtherNet = netdev_priv(pAC->dev[1 - pNet->NetNr]);
- if ((pOtherNet->Mtu>1500) && (NewMtu<=1500) && (pOtherNet->Up==1)) {
- return(0);
- }
+ pOtherDev = pAC->dev[1 - pNet->NetNr];
+
+ if ( netif_running(pOtherDev) && (pOtherDev->mtu > 1500)
+ && (NewMtu <= 1500))
+ return 0;
pAC->RxBufSize = NewMtu + 32;
dev->mtu = NewMtu;
@@ -2746,7 +2741,8 @@ SK_EVPARA EvPara;
EvPara.Para32[1] = -1;
SkEventQueue(pAC, SKGE_RLMT, SK_RLMT_START, EvPara);
- if (pOtherNet->Up) {
+ if (netif_running(pOtherDev)) {
+ DEV_NET *pOtherNet = netdev_priv(pOtherDev);
EvPara.Para32[0] = pOtherNet->PortNr;
SkEventQueue(pAC, SKGE_RLMT, SK_RLMT_START, EvPara);
}
@@ -2820,7 +2816,7 @@ unsigned long Flags; /* for spin lock */
pAC->stats.rx_bytes = (SK_U32) pPnmiStruct->RxOctetsDeliveredCts;
pAC->stats.tx_bytes = (SK_U32) pPnmiStat->StatTxOctetsOkCts;
- if (pNet->Mtu <= 1500) {
+ if (dev->mtu <= 1500) {
pAC->stats.rx_errors = (SK_U32) pPnmiStruct->InErrorsCts & 0xFFFFFFFF;
} else {
pAC->stats.rx_errors = (SK_U32) ((pPnmiStruct->InErrorsCts -
@@ -3771,25 +3767,21 @@ int Capabilities[3][3] =
*
* Returns: N/A
*/
-static void ProductStr(
-SK_AC *pAC /* pointer to adapter context */
+static inline int ProductStr(
+ SK_AC *pAC, /* pointer to adapter context */
+ char *DeviceStr, /* result string */
+ int StrLen /* length of the string */
)
{
-int StrLen = 80; /* length of the string, defined in SK_AC */
char Keyword[] = VPD_NAME; /* vpd productname identifier */
int ReturnCode; /* return code from vpd_read */
unsigned long Flags;
spin_lock_irqsave(&pAC->SlowPathLock, Flags);
- ReturnCode = VpdRead(pAC, pAC->IoBase, Keyword, pAC->DeviceStr,
- &StrLen);
+ ReturnCode = VpdRead(pAC, pAC->IoBase, Keyword, DeviceStr, &StrLen);
spin_unlock_irqrestore(&pAC->SlowPathLock, Flags);
- if (ReturnCode != 0) {
- /* there was an error reading the vpd data */
- SK_DBG_MSG(NULL, SK_DBGMOD_DRV, SK_DBGCAT_DRV_ERROR,
- ("Error reading VPD data: %d\n", ReturnCode));
- pAC->DeviceStr[0] = '\0';
- }
+
+ return ReturnCode;
} /* ProductStr */
/*****************************************************************************
@@ -3992,28 +3984,6 @@ SK_U8 *pVal) /* pointer to store the read value */
/*****************************************************************************
*
- * SkPciWriteCfgDWord - write a 32 bit value to pci config space
- *
- * Description:
- * This routine writes a 32 bit value to the pci configuration
- * space.
- *
- * Returns:
- * 0 - indicate everything worked ok.
- * != 0 - error indication
- */
-int SkPciWriteCfgDWord(
-SK_AC *pAC, /* Adapter Control structure pointer */
-int PciAddr, /* PCI register address */
-SK_U32 Val) /* pointer to store the read value */
-{
- pci_write_config_dword(pAC->PciDev, PciAddr, Val);
- return(0);
-} /* SkPciWriteCfgDWord */
-
-
-/*****************************************************************************
- *
* SkPciWriteCfgWord - write a 16 bit value to pci config space
*
* Description:
@@ -4150,6 +4120,7 @@ SK_BOOL DualNet;
Flags);
break;
case SK_DRV_NET_UP: /* SK_U32 PortIdx */
+ { struct net_device *dev = pAC->dev[Param.Para32[0]];
/* action list 5 */
FromPort = Param.Para32[0];
SK_DBG_MSG(NULL, SK_DBGMOD_DRV, SK_DBGCAT_DRV_EVENT,
@@ -4233,22 +4204,12 @@ SK_BOOL DualNet;
printk(" irq moderation: disabled\n");
-#ifdef SK_ZEROCOPY
- if (pAC->ChipsetType)
-#ifdef USE_SK_TX_CHECKSUM
- printk(" scatter-gather: enabled\n");
-#else
- printk(" tx-checksum: disabled\n");
-#endif
- else
- printk(" scatter-gather: disabled\n");
-#else
- printk(" scatter-gather: disabled\n");
-#endif
-
-#ifndef USE_SK_RX_CHECKSUM
- printk(" rx-checksum: disabled\n");
-#endif
+ printk(" scatter-gather: %s\n",
+ (dev->features & NETIF_F_SG) ? "enabled" : "disabled");
+ printk(" tx-checksum: %s\n",
+ (dev->features & NETIF_F_IP_CSUM) ? "enabled" : "disabled");
+ printk(" rx-checksum: %s\n",
+ pAC->RxPort[Param.Para32[0]].RxCsum ? "enabled" : "disabled");
} else {
DoPrintInterfaceChange = SK_TRUE;
@@ -4263,9 +4224,9 @@ SK_BOOL DualNet;
}
/* Inform the world that link protocol is up. */
- netif_carrier_on(pAC->dev[Param.Para32[0]]);
-
+ netif_carrier_on(dev);
break;
+ }
case SK_DRV_NET_DOWN: /* SK_U32 Reason */
/* action list 7 */
SK_DBG_MSG(NULL, SK_DBGMOD_DRV, SK_DBGCAT_DRV_EVENT,
@@ -4479,7 +4440,7 @@ SK_AC *pAc) /* pointer to adapter context */
pAC->DiagModeActive = DIAG_ACTIVE;
if (pAC->BoardLevel > SK_INIT_DATA) {
- if (pNet->Up) {
+ if (netif_running(pAC->dev[0])) {
pAC->WasIfUp[0] = SK_TRUE;
pAC->DiagFlowCtrl = SK_TRUE; /* for SkGeClose */
DoPrintInterfaceChange = SK_FALSE;
@@ -4489,7 +4450,7 @@ SK_AC *pAc) /* pointer to adapter context */
}
if (pNet != netdev_priv(pAC->dev[1])) {
pNet = netdev_priv(pAC->dev[1]);
- if (pNet->Up) {
+ if (netif_running(pAC->dev[1])) {
pAC->WasIfUp[1] = SK_TRUE;
pAC->DiagFlowCtrl = SK_TRUE; /* for SkGeClose */
DoPrintInterfaceChange = SK_FALSE;
@@ -4815,6 +4776,7 @@ static int __devinit skge_probe_one(struct pci_dev *pdev,
struct net_device *dev = NULL;
static int boards_found = 0;
int error = -ENODEV;
+ char DeviceStr[80];
if (pci_enable_device(pdev))
goto out;
@@ -4842,14 +4804,11 @@ static int __devinit skge_probe_one(struct pci_dev *pdev,
memset(pNet->pAC, 0, sizeof(SK_AC));
pAC = pNet->pAC;
pAC->PciDev = pdev;
- pAC->PciDevId = pdev->device;
+
pAC->dev[0] = dev;
pAC->dev[1] = dev;
- sprintf(pAC->Name, "SysKonnect SK-98xx");
pAC->CheckQueue = SK_FALSE;
- pNet->Mtu = 1500;
- pNet->Up = 0;
dev->irq = pdev->irq;
error = SkGeInitPCI(pAC);
if (error) {
@@ -4872,21 +4831,30 @@ static int __devinit skge_probe_one(struct pci_dev *pdev,
SET_NETDEV_DEV(dev, &pdev->dev);
SET_ETHTOOL_OPS(dev, &SkGeEthtoolOps);
-#ifdef SK_ZEROCOPY
-#ifdef USE_SK_TX_CHECKSUM
+ /* Use only if yukon hardware */
if (pAC->ChipsetType) {
- /* Use only if yukon hardware */
- /* SK and ZEROCOPY - fly baby... */
- dev->features |= NETIF_F_SG | NETIF_F_IP_CSUM;
- }
+#ifdef USE_SK_TX_CHECKSUM
+ dev->features |= NETIF_F_IP_CSUM;
+#endif
+#ifdef SK_ZEROCOPY
+ dev->features |= NETIF_F_SG;
#endif
+#ifdef USE_SK_RX_CHECKSUM
+ pAC->RxPort[0].RxCsum = 1;
#endif
+ }
pAC->Index = boards_found++;
if (SkGeBoardInit(dev, pAC))
goto out_free_netdev;
+ /* Read Adapter name from VPD */
+ if (ProductStr(pAC, DeviceStr, sizeof(DeviceStr)) != 0) {
+ printk(KERN_ERR "sk98lin: Could not read VPD data.\n");
+ goto out_free_resources;
+ }
+
/* Register net device */
if (register_netdev(dev)) {
printk(KERN_ERR "sk98lin: Could not register device.\n");
@@ -4894,8 +4862,7 @@ static int __devinit skge_probe_one(struct pci_dev *pdev,
}
/* Print adapter specific string from vpd */
- ProductStr(pAC);
- printk("%s: %s\n", dev->name, pAC->DeviceStr);
+ printk("%s: %s\n", dev->name, DeviceStr);
/* Print configuration settings */
printk(" PrefPort:%c RlmtMode:%s\n",
@@ -4911,8 +4878,6 @@ static int __devinit skge_probe_one(struct pci_dev *pdev,
memcpy(&dev->dev_addr, &pAC->Addr.Net[0].CurrentMacAddress, 6);
memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len);
- SkGeProcCreate(dev);
-
pNet->PortNr = 0;
pNet->NetNr = 0;
@@ -4931,8 +4896,6 @@ static int __devinit skge_probe_one(struct pci_dev *pdev,
pNet->PortNr = 1;
pNet->NetNr = 1;
pNet->pAC = pAC;
- pNet->Mtu = 1500;
- pNet->Up = 0;
dev->open = &SkGeOpen;
dev->stop = &SkGeClose;
@@ -4945,26 +4908,28 @@ static int __devinit skge_probe_one(struct pci_dev *pdev,
SET_NETDEV_DEV(dev, &pdev->dev);
SET_ETHTOOL_OPS(dev, &SkGeEthtoolOps);
-#ifdef SK_ZEROCOPY
-#ifdef USE_SK_TX_CHECKSUM
if (pAC->ChipsetType) {
- /* SG and ZEROCOPY - fly baby... */
- dev->features |= NETIF_F_SG | NETIF_F_IP_CSUM;
- }
+#ifdef USE_SK_TX_CHECKSUM
+ dev->features |= NETIF_F_IP_CSUM;
+#endif
+#ifdef SK_ZEROCOPY
+ dev->features |= NETIF_F_SG;
#endif
+#ifdef USE_SK_RX_CHECKSUM
+ pAC->RxPort[1].RxCsum = 1;
#endif
+ }
if (register_netdev(dev)) {
printk(KERN_ERR "sk98lin: Could not register device for seconf port.\n");
free_netdev(dev);
pAC->dev[1] = pAC->dev[0];
} else {
- SkGeProcCreate(dev);
memcpy(&dev->dev_addr,
&pAC->Addr.Net[1].CurrentMacAddress, 6);
memcpy(dev->perm_addr, dev->dev_addr, dev->addr_len);
- printk("%s: %s\n", dev->name, pAC->DeviceStr);
+ printk("%s: %s\n", dev->name, DeviceStr);
printk(" PrefPort:B RlmtMode:Dual Check Link State\n");
}
}
@@ -5000,10 +4965,7 @@ static void __devexit skge_remove_one(struct pci_dev *pdev)
SK_AC *pAC = pNet->pAC;
struct net_device *otherdev = pAC->dev[1];
- SkGeProcRemove(dev);
unregister_netdev(dev);
- if (otherdev != dev)
- SkGeProcRemove(otherdev);
SkGeYellowLED(pAC, pAC->IoBase, 0);
@@ -5088,9 +5050,9 @@ static int skge_resume(struct pci_dev *pdev)
pci_enable_device(pdev);
pci_set_master(pdev);
if (pAC->GIni.GIMacsFound == 2)
- ret = request_irq(dev->irq, SkGeIsr, SA_SHIRQ, pAC->Name, dev);
+ ret = request_irq(dev->irq, SkGeIsr, SA_SHIRQ, "sk98lin", dev);
else
- ret = request_irq(dev->irq, SkGeIsrOnePort, SA_SHIRQ, pAC->Name, dev);
+ ret = request_irq(dev->irq, SkGeIsrOnePort, SA_SHIRQ, "sk98lin", dev);
if (ret) {
printk(KERN_WARNING "sk98lin: unable to acquire IRQ %d\n", dev->irq);
pAC->AllocFlag &= ~SK_ALLOC_IRQ;
@@ -5148,23 +5110,12 @@ static struct pci_driver skge_driver = {
static int __init skge_init(void)
{
- int error;
-
- pSkRootDir = proc_mkdir(SKRootName, NULL);
- if (pSkRootDir)
- pSkRootDir->owner = THIS_MODULE;
-
- error = pci_register_driver(&skge_driver);
- if (error)
- remove_proc_entry(SKRootName, NULL);
- return error;
+ return pci_module_init(&skge_driver);
}
static void __exit skge_exit(void)
{
pci_unregister_driver(&skge_driver);
- remove_proc_entry(SKRootName, NULL);
-
}
module_init(skge_init);
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-22 07:59:53 +0300