module_param(bbuf, int, 0);
MODULE_PARM_DESC(bbuf, "ThunderLAN use big buffer (0-1)");
-static u8 *TLanPadBuffer;
-static dma_addr_t TLanPadBufferDMA;
static char TLanSignature[] = "TLAN";
static const char tlan_banner[] = "ThunderLAN driver v1.15\n";
static int tlan_have_pci;
static int TLan_EeReadByte( struct net_device *, u8, u8 * );
-static void
+static inline void
TLan_StoreSKB( struct tlan_list_tag *tag, struct sk_buff *skb)
{
unsigned long addr = (unsigned long)skb;
- tag->buffer[9].address = (u32)addr;
- addr >>= 31; /* >>= 32 is undefined for 32bit arch, stupid C */
- addr >>= 1;
- tag->buffer[8].address = (u32)addr;
+ tag->buffer[9].address = addr;
+ tag->buffer[8].address = upper_32_bits(addr);
}
-static struct sk_buff *
-TLan_GetSKB( struct tlan_list_tag *tag)
+static inline struct sk_buff *
+TLan_GetSKB( const struct tlan_list_tag *tag)
{
- unsigned long addr = tag->buffer[8].address;
- addr <<= 31;
- addr <<= 1;
- addr |= tag->buffer[9].address;
+ unsigned long addr;
+
+ addr = tag->buffer[8].address;
+ addr |= (tag->buffer[9].address << 16) << 16;
return (struct sk_buff *) addr;
}
static int __init tlan_probe(void)
{
- static int pad_allocated;
+ int rc = -ENODEV;
printk(KERN_INFO "%s", tlan_banner);
- TLanPadBuffer = (u8 *) pci_alloc_consistent(NULL, TLAN_MIN_FRAME_SIZE, &TLanPadBufferDMA);
-
- if (TLanPadBuffer == NULL) {
- printk(KERN_ERR "TLAN: Could not allocate memory for pad buffer.\n");
- return -ENOMEM;
- }
-
- memset(TLanPadBuffer, 0, TLAN_MIN_FRAME_SIZE);
- pad_allocated = 1;
-
TLAN_DBG(TLAN_DEBUG_PROBE, "Starting PCI Probe....\n");
/* Use new style PCI probing. Now the kernel will
do most of this for us */
- pci_register_driver(&tlan_driver);
+ rc = pci_register_driver(&tlan_driver);
+
+ if (rc != 0) {
+ printk(KERN_ERR "TLAN: Could not register pci driver.\n");
+ goto err_out_pci_free;
+ }
TLAN_DBG(TLAN_DEBUG_PROBE, "Starting EISA Probe....\n");
TLan_EisaProbe();
tlan_have_pci, tlan_have_eisa);
if (TLanDevicesInstalled == 0) {
- pci_unregister_driver(&tlan_driver);
- pci_free_consistent(NULL, TLAN_MIN_FRAME_SIZE, TLanPadBuffer, TLanPadBufferDMA);
- return -ENODEV;
+ rc = -ENODEV;
+ goto err_out_pci_unreg;
}
return 0;
+
+err_out_pci_unreg:
+ pci_unregister_driver(&tlan_driver);
+err_out_pci_free:
+ return rc;
}
if (tlan_have_eisa)
TLan_Eisa_Cleanup();
- pci_free_consistent(NULL, TLAN_MIN_FRAME_SIZE, TLanPadBuffer, TLanPadBufferDMA);
-
}
dma_size = ( TLAN_NUM_RX_LISTS + TLAN_NUM_TX_LISTS )
* ( sizeof(TLanList) );
}
- priv->dmaStorage = pci_alloc_consistent(priv->pciDev, dma_size, &priv->dmaStorageDMA);
+ priv->dmaStorage = pci_alloc_consistent(priv->pciDev,
+ dma_size, &priv->dmaStorageDMA);
priv->dmaSize = dma_size;
if ( priv->dmaStorage == NULL ) {
return -ENOMEM;
}
memset( priv->dmaStorage, 0, dma_size );
- priv->rxList = (TLanList *)
- ( ( ( (u32) priv->dmaStorage ) + 7 ) & 0xFFFFFFF8 );
- priv->rxListDMA = ( ( ( (u32) priv->dmaStorageDMA ) + 7 ) & 0xFFFFFFF8 );
+ priv->rxList = (TLanList *) ALIGN((unsigned long)priv->dmaStorage, 8);
+ priv->rxListDMA = ALIGN(priv->dmaStorageDMA, 8);
priv->txList = priv->rxList + TLAN_NUM_RX_LISTS;
priv->txListDMA = priv->rxListDMA + sizeof(TLanList) * TLAN_NUM_RX_LISTS;
+
if ( bbuf ) {
priv->rxBuffer = (u8 *) ( priv->txList + TLAN_NUM_TX_LISTS );
priv->rxBufferDMA =priv->txListDMA + sizeof(TLanList) * TLAN_NUM_TX_LISTS;
TLanList *tail_list;
dma_addr_t tail_list_phys;
u8 *tail_buffer;
- int pad;
unsigned long flags;
if ( ! priv->phyOnline ) {
return 0;
}
+ if (skb_padto(skb, TLAN_MIN_FRAME_SIZE))
+ return 0;
+
tail_list = priv->txList + priv->txTail;
tail_list_phys = priv->txListDMA + sizeof(TLanList) * priv->txTail;
TLan_StoreSKB(tail_list, skb);
}
- pad = TLAN_MIN_FRAME_SIZE - skb->len;
-
- if ( pad > 0 ) {
- tail_list->frameSize = (u16) skb->len + pad;
- tail_list->buffer[0].count = (u32) skb->len;
- tail_list->buffer[1].count = TLAN_LAST_BUFFER | (u32) pad;
- tail_list->buffer[1].address = TLanPadBufferDMA;
- } else {
- tail_list->frameSize = (u16) skb->len;
- tail_list->buffer[0].count = TLAN_LAST_BUFFER | (u32) skb->len;
- tail_list->buffer[1].count = 0;
- tail_list->buffer[1].address = 0;
- }
+ tail_list->frameSize = (u16) skb->len;
+ tail_list->buffer[0].count = TLAN_LAST_BUFFER | (u32) skb->len;
+ tail_list->buffer[1].count = 0;
+ tail_list->buffer[1].address = 0;
spin_lock_irqsave(&priv->lock, flags);
tail_list->cStat = TLAN_CSTAT_READY;
TLan_PrintList( priv->txList + i, "TX", i );
}
- return ( &( (TLanPrivateInfo *) netdev_priv(dev) )->stats );
+ return &dev->stats;
} /* TLan_GetStats */
*
**************************************************************/
-u32 TLan_HandleInvalid( struct net_device *dev, u16 host_int )
+static u32 TLan_HandleInvalid( struct net_device *dev, u16 host_int )
{
/* printk( "TLAN: Invalid interrupt on %s.\n", dev->name ); */
return 0;
*
**************************************************************/
-u32 TLan_HandleTxEOF( struct net_device *dev, u16 host_int )
+static u32 TLan_HandleTxEOF( struct net_device *dev, u16 host_int )
{
TLanPrivateInfo *priv = netdev_priv(dev);
int eoc = 0;
if ( tmpCStat & TLAN_CSTAT_EOC )
eoc = 1;
- priv->stats.tx_bytes += head_list->frameSize;
+ dev->stats.tx_bytes += head_list->frameSize;
head_list->cStat = TLAN_CSTAT_UNUSED;
netif_start_queue(dev);
*
**************************************************************/
-u32 TLan_HandleStatOverflow( struct net_device *dev, u16 host_int )
+static u32 TLan_HandleStatOverflow( struct net_device *dev, u16 host_int )
{
TLan_ReadAndClearStats( dev, TLAN_RECORD );
*
**************************************************************/
-u32 TLan_HandleRxEOF( struct net_device *dev, u16 host_int )
+static u32 TLan_HandleRxEOF( struct net_device *dev, u16 host_int )
{
TLanPrivateInfo *priv = netdev_priv(dev);
u32 ack = 0;
skb_reserve(skb, 2);
t = (void *) skb_put(skb, frameSize);
- priv->stats.rx_bytes += head_list->frameSize;
+ dev->stats.rx_bytes += head_list->frameSize;
memcpy( t, head_buffer, frameSize );
skb->protocol = eth_type_trans( skb, dev );
if ( new_skb != NULL ) {
skb = TLan_GetSKB(head_list);
pci_unmap_single(priv->pciDev, head_list->buffer[0].address, TLAN_MAX_FRAME_SIZE, PCI_DMA_FROMDEVICE);
- skb_trim( skb, frameSize );
+ skb_put( skb, frameSize );
- priv->stats.rx_bytes += frameSize;
+ dev->stats.rx_bytes += frameSize;
skb->protocol = eth_type_trans( skb, dev );
netif_rx( skb );
skb_reserve( new_skb, 2 );
- t = (void *) skb_put( new_skb, TLAN_MAX_FRAME_SIZE );
head_list->buffer[0].address = pci_map_single(priv->pciDev, new_skb->data, TLAN_MAX_FRAME_SIZE, PCI_DMA_FROMDEVICE);
- head_list->buffer[8].address = (u32) t;
+
TLan_StoreSKB(head_list, new_skb);
} else
printk(KERN_WARNING "TLAN: Couldn't allocate memory for received data.\n" );
*
**************************************************************/
-u32 TLan_HandleDummy( struct net_device *dev, u16 host_int )
+static u32 TLan_HandleDummy( struct net_device *dev, u16 host_int )
{
printk( "TLAN: Test interrupt on %s.\n", dev->name );
return 1;
*
**************************************************************/
-u32 TLan_HandleTxEOC( struct net_device *dev, u16 host_int )
+static u32 TLan_HandleTxEOC( struct net_device *dev, u16 host_int )
{
TLanPrivateInfo *priv = netdev_priv(dev);
TLanList *head_list;
*
**************************************************************/
-u32 TLan_HandleStatusCheck( struct net_device *dev, u16 host_int )
+static u32 TLan_HandleStatusCheck( struct net_device *dev, u16 host_int )
{
TLanPrivateInfo *priv = netdev_priv(dev);
u32 ack;
*
**************************************************************/
-u32 TLan_HandleRxEOC( struct net_device *dev, u16 host_int )
+static u32 TLan_HandleRxEOC( struct net_device *dev, u16 host_int )
{
TLanPrivateInfo *priv = netdev_priv(dev);
dma_addr_t head_list_phys;
*
**************************************************************/
-void TLan_Timer( unsigned long data )
+static void TLan_Timer( unsigned long data )
{
struct net_device *dev = (struct net_device *) data;
TLanPrivateInfo *priv = netdev_priv(dev);
*
**************************************************************/
-void TLan_ResetLists( struct net_device *dev )
+static void TLan_ResetLists( struct net_device *dev )
{
TLanPrivateInfo *priv = netdev_priv(dev);
int i;
} else {
skb->dev = dev;
skb_reserve( skb, 2 );
- t = (void *) skb_put( skb, TLAN_MAX_FRAME_SIZE );
}
list->buffer[0].address = pci_map_single(priv->pciDev, t, TLAN_MAX_FRAME_SIZE, PCI_DMA_FROMDEVICE);
- list->buffer[8].address = (u32) t;
TLan_StoreSKB(list, skb);
}
list->buffer[1].count = 0;
} /* TLan_ResetLists */
-void TLan_FreeLists( struct net_device *dev )
+static void TLan_FreeLists( struct net_device *dev )
{
TLanPrivateInfo *priv = netdev_priv(dev);
int i;
*
**************************************************************/
-void TLan_PrintDio( u16 io_base )
+static void TLan_PrintDio( u16 io_base )
{
u32 data0, data1;
int i;
*
**************************************************************/
-void TLan_PrintList( TLanList *list, char *type, int num)
+static void TLan_PrintList( TLanList *list, char *type, int num)
{
int i;
- printk( "TLAN: %s List %d at 0x%08x\n", type, num, (u32) list );
+ printk( "TLAN: %s List %d at %p\n", type, num, list );
printk( "TLAN: Forward = 0x%08x\n", list->forward );
printk( "TLAN: CSTAT = 0x%04hx\n", list->cStat );
printk( "TLAN: Frame Size = 0x%04hx\n", list->frameSize );
*
**************************************************************/
-void TLan_ReadAndClearStats( struct net_device *dev, int record )
+static void TLan_ReadAndClearStats( struct net_device *dev, int record )
{
- TLanPrivateInfo *priv = netdev_priv(dev);
u32 tx_good, tx_under;
u32 rx_good, rx_over;
u32 def_tx, crc, code;
loss = inb( dev->base_addr + TLAN_DIO_DATA + 2 );
if ( record ) {
- priv->stats.rx_packets += rx_good;
- priv->stats.rx_errors += rx_over + crc + code;
- priv->stats.tx_packets += tx_good;
- priv->stats.tx_errors += tx_under + loss;
- priv->stats.collisions += multi_col + single_col + excess_col + late_col;
+ dev->stats.rx_packets += rx_good;
+ dev->stats.rx_errors += rx_over + crc + code;
+ dev->stats.tx_packets += tx_good;
+ dev->stats.tx_errors += tx_under + loss;
+ dev->stats.collisions += multi_col + single_col + excess_col + late_col;
- priv->stats.rx_over_errors += rx_over;
- priv->stats.rx_crc_errors += crc;
- priv->stats.rx_frame_errors += code;
+ dev->stats.rx_over_errors += rx_over;
+ dev->stats.rx_crc_errors += crc;
+ dev->stats.rx_frame_errors += code;
- priv->stats.tx_aborted_errors += tx_under;
- priv->stats.tx_carrier_errors += loss;
+ dev->stats.tx_aborted_errors += tx_under;
+ dev->stats.tx_carrier_errors += loss;
}
} /* TLan_ReadAndClearStats */
*
**************************************************************/
-void
+static void
TLan_ResetAdapter( struct net_device *dev )
{
TLanPrivateInfo *priv = netdev_priv(dev);
-void
+static void
TLan_FinishReset( struct net_device *dev )
{
TLanPrivateInfo *priv = netdev_priv(dev);
*
**************************************************************/
-void TLan_SetMac( struct net_device *dev, int areg, char *mac )
+static void TLan_SetMac( struct net_device *dev, int areg, char *mac )
{
int i;
*
********************************************************************/
-void TLan_PhyPrint( struct net_device *dev )
+static void TLan_PhyPrint( struct net_device *dev )
{
TLanPrivateInfo *priv = netdev_priv(dev);
u16 i, data0, data1, data2, data3, phy;
*
********************************************************************/
-void TLan_PhyDetect( struct net_device *dev )
+static void TLan_PhyDetect( struct net_device *dev )
{
TLanPrivateInfo *priv = netdev_priv(dev);
u16 control;
-void TLan_PhyPowerDown( struct net_device *dev )
+static void TLan_PhyPowerDown( struct net_device *dev )
{
TLanPrivateInfo *priv = netdev_priv(dev);
u16 value;
-void TLan_PhyPowerUp( struct net_device *dev )
+static void TLan_PhyPowerUp( struct net_device *dev )
{
TLanPrivateInfo *priv = netdev_priv(dev);
u16 value;
-void TLan_PhyReset( struct net_device *dev )
+static void TLan_PhyReset( struct net_device *dev )
{
TLanPrivateInfo *priv = netdev_priv(dev);
u16 phy;
-void TLan_PhyStartLink( struct net_device *dev )
+static void TLan_PhyStartLink( struct net_device *dev )
{
TLanPrivateInfo *priv = netdev_priv(dev);
u16 ability;
-void TLan_PhyFinishAutoNeg( struct net_device *dev )
+static void TLan_PhyFinishAutoNeg( struct net_device *dev )
{
TLanPrivateInfo *priv = netdev_priv(dev);
u16 an_adv;
*
**************************************************************/
-int TLan_MiiReadReg( struct net_device *dev, u16 phy, u16 reg, u16 *val )
+static int TLan_MiiReadReg( struct net_device *dev, u16 phy, u16 reg, u16 *val )
{
u8 nack;
u16 sio, tmp;
*
**************************************************************/
-void TLan_MiiSendData( u16 base_port, u32 data, unsigned num_bits )
+static void TLan_MiiSendData( u16 base_port, u32 data, unsigned num_bits )
{
u16 sio;
u32 i;
*
**************************************************************/
-void TLan_MiiSync( u16 base_port )
+static void TLan_MiiSync( u16 base_port )
{
int i;
u16 sio;
*
**************************************************************/
-void TLan_MiiWriteReg( struct net_device *dev, u16 phy, u16 reg, u16 val )
+static void TLan_MiiWriteReg( struct net_device *dev, u16 phy, u16 reg, u16 val )
{
u16 sio;
int minten;
*
**************************************************************/
-void TLan_EeSendStart( u16 io_base )
+static void TLan_EeSendStart( u16 io_base )
{
u16 sio;
*
**************************************************************/
-int TLan_EeSendByte( u16 io_base, u8 data, int stop )
+static int TLan_EeSendByte( u16 io_base, u8 data, int stop )
{
int err;
u8 place;
*
**************************************************************/
-void TLan_EeReceiveByte( u16 io_base, u8 *data, int stop )
+static void TLan_EeReceiveByte( u16 io_base, u8 *data, int stop )
{
u8 place;
u16 sio;
*
**************************************************************/
-int TLan_EeReadByte( struct net_device *dev, u8 ee_addr, u8 *data )
+static int TLan_EeReadByte( struct net_device *dev, u8 ee_addr, u8 *data )
{
int err;
TLanPrivateInfo *priv = netdev_priv(dev);
projects / linux-2.6 / blobdiff