* Maintainer(s):
* JS Jay Schulist jschlst@samba.org
* CG Christoph Goos cgoos@syskonnect.de
- * AF Adam Fritzler mid@auk.cx
+ * AF Adam Fritzler
* MLP Mike Phillips phillim@amtrak.com
* JF Jochen Friedrich jochen@scram.de
*
* normal operation.
* 30-Dec-02 JF Removed incorrect __init from
* tms380tr_init_card.
+ * 22-Jul-05 JF Converted to dma-mapping.
*
* To do:
* 1. Multi/Broadcast packet handling (this may have fixed itself)
#include <linux/time.h>
#include <linux/errno.h>
#include <linux/init.h>
-#include <linux/pci.h>
+#include <linux/dma-mapping.h>
#include <linux/delay.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#endif
static unsigned int tms380tr_debug = TMS380TR_DEBUG;
-static struct device tms_device;
-
/* Index to functions, as function prototypes.
* Alphabetical by function name.
*/
/* "G" */
static struct net_device_stats *tms380tr_get_stats(struct net_device *dev);
/* "H" */
-static int tms380tr_hardware_send_packet(struct sk_buff *skb,
- struct net_device *dev);
+static netdev_tx_t tms380tr_hardware_send_packet(struct sk_buff *skb,
+ struct net_device *dev);
/* "I" */
static int tms380tr_init_adapter(struct net_device *dev);
static void tms380tr_init_ipb(struct net_local *tp);
static void tms380tr_reset_interrupt(struct net_device *dev);
static void tms380tr_ring_status_irq(struct net_device *dev);
/* "S" */
-static int tms380tr_send_packet(struct sk_buff *skb, struct net_device *dev);
+static netdev_tx_t tms380tr_send_packet(struct sk_buff *skb,
+ struct net_device *dev);
static void tms380tr_set_multicast_list(struct net_device *dev);
static int tms380tr_set_mac_address(struct net_device *dev, void *addr);
/* "T" */
static void tms380tr_write_rpl_status(RPL *rpl, unsigned int Status);
static void tms380tr_write_tpl_status(TPL *tpl, unsigned int Status);
-#define SIFREADB(reg) (((struct net_local *)dev->priv)->sifreadb(dev, reg))
-#define SIFWRITEB(val, reg) (((struct net_local *)dev->priv)->sifwriteb(dev, val, reg))
-#define SIFREADW(reg) (((struct net_local *)dev->priv)->sifreadw(dev, reg))
-#define SIFWRITEW(val, reg) (((struct net_local *)dev->priv)->sifwritew(dev, val, reg))
+#define SIFREADB(reg) \
+ (((struct net_local *)netdev_priv(dev))->sifreadb(dev, reg))
+#define SIFWRITEB(val, reg) \
+ (((struct net_local *)netdev_priv(dev))->sifwriteb(dev, val, reg))
+#define SIFREADW(reg) \
+ (((struct net_local *)netdev_priv(dev))->sifreadw(dev, reg))
+#define SIFWRITEW(val, reg) \
+ (((struct net_local *)netdev_priv(dev))->sifwritew(dev, val, reg))
skb_put(tp->Rpl[i].Skb, tp->MaxPacketSize);
/* data unreachable for DMA ? then use local buffer */
- dmabuf = pci_map_single(tp->pdev, tp->Rpl[i].Skb->data, tp->MaxPacketSize, PCI_DMA_FROMDEVICE);
+ dmabuf = dma_map_single(tp->pdev, tp->Rpl[i].Skb->data, tp->MaxPacketSize, DMA_FROM_DEVICE);
if(tp->dmalimit && (dmabuf + tp->MaxPacketSize > tp->dmalimit))
{
tp->Rpl[i].SkbStat = SKB_DATA_COPY;
/*
* Gets skb from system, queues it and checks if it can be sent
*/
-static int tms380tr_send_packet(struct sk_buff *skb, struct net_device *dev)
+static netdev_tx_t tms380tr_send_packet(struct sk_buff *skb,
+ struct net_device *dev)
{
struct net_local *tp = netdev_priv(dev);
- int err;
+ netdev_tx_t rc;
- err = tms380tr_hardware_send_packet(skb, dev);
+ rc = tms380tr_hardware_send_packet(skb, dev);
if(tp->TplFree->NextTPLPtr->BusyFlag)
netif_stop_queue(dev);
- return (err);
+ return rc;
}
/*
* Move frames into adapter tx queue
*/
-static int tms380tr_hardware_send_packet(struct sk_buff *skb, struct net_device *dev)
+static netdev_tx_t tms380tr_hardware_send_packet(struct sk_buff *skb,
+ struct net_device *dev)
{
TPL *tpl;
short length;
if (tms380tr_debug > 0)
printk(KERN_DEBUG "%s: No free TPL\n", dev->name);
spin_unlock_irqrestore(&tp->lock, flags);
- return 1;
+ return NETDEV_TX_BUSY;
}
dmabuf = 0;
/* Is buffer reachable for Busmaster-DMA? */
length = skb->len;
- dmabuf = pci_map_single(tp->pdev, skb->data, length, PCI_DMA_TODEVICE);
+ dmabuf = dma_map_single(tp->pdev, skb->data, length, DMA_TO_DEVICE);
if(tp->dmalimit && (dmabuf + length > tp->dmalimit)) {
/* Copy frame to local buffer */
- pci_unmap_single(tp->pdev, dmabuf, length, PCI_DMA_TODEVICE);
+ dma_unmap_single(tp->pdev, dmabuf, length, DMA_TO_DEVICE);
dmabuf = 0;
i = tp->TplFree->TPLIndex;
buf = tp->LocalTxBuffers[i];
- memcpy(buf, skb->data, length);
+ skb_copy_from_linear_data(skb, buf, length);
newbuf = ((char *)buf - (char *)tp) + tp->dmabuffer;
}
else {
tms380tr_exec_sifcmd(dev, CMD_TX_VALID);
spin_unlock_irqrestore(&tp->lock, flags);
- return 0;
+ return NETDEV_TX_OK;
}
/*
/*
* The typical workload of the driver: Handle the network interface interrupts.
*/
-irqreturn_t tms380tr_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t tms380tr_interrupt(int irq, void *dev_id)
{
struct net_device *dev = dev_id;
struct net_local *tp;
unsigned short irq_type;
int handled = 0;
- if(dev == NULL) {
- printk(KERN_INFO "%s: irq %d for unknown device.\n", dev->name, irq);
- return IRQ_NONE;
- }
-
tp = netdev_priv(dev);
irq_type = SIFREADW(SIFSTS);
tmp = jiffies + time/(1000000/HZ);
do {
- current->state = TASK_INTERRUPTIBLE;
- tmp = schedule_timeout(tmp);
+ tmp = schedule_timeout_interruptible(tmp);
} while(time_after(tmp, jiffies));
#else
udelay(time);
unsigned short count, c, count2;
const struct firmware *fw_entry = NULL;
- strncpy(tms_device.bus_id,dev->name, BUS_ID_SIZE);
-
- if (request_firmware(&fw_entry, "tms380tr.bin", &tms_device) != 0) {
+ if (request_firmware(&fw_entry, "tms380tr.bin", tp->pdev) != 0) {
printk(KERN_ALERT "%s: firmware %s is missing, cannot start.\n",
dev->name, "tms380tr.bin");
return (-1);
printk(KERN_INFO "Cancel tx (%08lXh).\n", (unsigned long)tpl);
if (tpl->DMABuff)
- pci_unmap_single(tp->pdev, tpl->DMABuff, tpl->Skb->len, PCI_DMA_TODEVICE);
+ dma_unmap_single(tp->pdev, tpl->DMABuff, tpl->Skb->len, DMA_TO_DEVICE);
dev_kfree_skb_any(tpl->Skb);
}
tp->MacStat.tx_packets++;
if (tpl->DMABuff)
- pci_unmap_single(tp->pdev, tpl->DMABuff, tpl->Skb->len, PCI_DMA_TODEVICE);
+ dma_unmap_single(tp->pdev, tpl->DMABuff, tpl->Skb->len, DMA_TO_DEVICE);
dev_kfree_skb_irq(tpl->Skb);
tpl->BusyFlag = 0; /* "free" TPL */
}
/* Get the frame size (Byte swap for Intel).
* Do this early (see workaround comment below)
*/
- Length = be16_to_cpu((unsigned short)rpl->FrameSize);
+ Length = be16_to_cpu(rpl->FrameSize);
/* Check if the Frame_Start, Frame_End and
* Frame_Complete bits are set.
* Length2 is there because there have also been
* cases where the FrameSize was partially written
*/
- Length2 = be16_to_cpu((unsigned short)rpl->FrameSize);
+ Length2 = be16_to_cpu(rpl->FrameSize);
if(Length == 0 || Length != Length2)
{
}
else
{
- skb->dev = dev;
skb_put(skb, tp->MaxPacketSize);
rpl->SkbStat = SKB_DATA_COPY;
ReceiveDataPtr = rpl->MData;
|| rpl->SkbStat == SKB_DMA_DIRECT))
{
if(rpl->SkbStat == SKB_DATA_COPY)
- memcpy(skb->data, ReceiveDataPtr, Length);
+ skb_copy_to_linear_data(skb, ReceiveDataPtr,
+ Length);
/* Deliver frame to system */
rpl->Skb = NULL;
skb_trim(skb,Length);
skb->protocol = tr_type_trans(skb,dev);
netif_rx(skb);
- dev->last_rx = jiffies;
}
}
else /* Invalid frame */
tp->MacStat.rx_errors++;
}
if (rpl->DMABuff)
- pci_unmap_single(tp->pdev, rpl->DMABuff, tp->MaxPacketSize, PCI_DMA_TODEVICE);
+ dma_unmap_single(tp->pdev, rpl->DMABuff, tp->MaxPacketSize, DMA_TO_DEVICE);
rpl->DMABuff = 0;
/* Allocate new skb for rpl */
skb_put(rpl->Skb, tp->MaxPacketSize);
/* Data unreachable for DMA ? then use local buffer */
- dmabuf = pci_map_single(tp->pdev, rpl->Skb->data, tp->MaxPacketSize, PCI_DMA_FROMDEVICE);
+ dmabuf = dma_map_single(tp->pdev, rpl->Skb->data, tp->MaxPacketSize, DMA_FROM_DEVICE);
if(tp->dmalimit && (dmabuf + tp->MaxPacketSize > tp->dmalimit))
{
rpl->SkbStat = SKB_DATA_COPY;
struct net_local *tp;
tp = netdev_priv(dev);
- pci_unmap_single(tp->pdev, tp->dmabuffer, sizeof(struct net_local),
- PCI_DMA_BIDIRECTIONAL);
+ dma_unmap_single(tp->pdev, tp->dmabuffer, sizeof(struct net_local),
+ DMA_BIDIRECTIONAL);
}
-int tmsdev_init(struct net_device *dev, unsigned long dmalimit,
- struct pci_dev *pdev)
+const struct net_device_ops tms380tr_netdev_ops = {
+ .ndo_open = tms380tr_open,
+ .ndo_stop = tms380tr_close,
+ .ndo_start_xmit = tms380tr_send_packet,
+ .ndo_tx_timeout = tms380tr_timeout,
+ .ndo_get_stats = tms380tr_get_stats,
+ .ndo_set_multicast_list = tms380tr_set_multicast_list,
+ .ndo_set_mac_address = tms380tr_set_mac_address,
+};
+EXPORT_SYMBOL(tms380tr_netdev_ops);
+
+int tmsdev_init(struct net_device *dev, struct device *pdev)
{
struct net_local *tms_local;
- memset(dev->priv, 0, sizeof(struct net_local));
+ memset(netdev_priv(dev), 0, sizeof(struct net_local));
tms_local = netdev_priv(dev);
init_waitqueue_head(&tms_local->wait_for_tok_int);
- tms_local->dmalimit = dmalimit;
+ if (pdev->dma_mask)
+ tms_local->dmalimit = *pdev->dma_mask;
+ else
+ return -ENOMEM;
tms_local->pdev = pdev;
- tms_local->dmabuffer = pci_map_single(pdev, (void *)tms_local,
- sizeof(struct net_local), PCI_DMA_BIDIRECTIONAL);
- if (tms_local->dmabuffer + sizeof(struct net_local) > dmalimit)
+ tms_local->dmabuffer = dma_map_single(pdev, (void *)tms_local,
+ sizeof(struct net_local), DMA_BIDIRECTIONAL);
+ if (tms_local->dmabuffer + sizeof(struct net_local) >
+ tms_local->dmalimit)
{
printk(KERN_INFO "%s: Memory not accessible for DMA\n",
dev->name);
return -ENOMEM;
}
- /* These can be overridden by the card driver if needed */
- dev->open = tms380tr_open;
- dev->stop = tms380tr_close;
- dev->do_ioctl = NULL;
- dev->hard_start_xmit = tms380tr_send_packet;
- dev->tx_timeout = tms380tr_timeout;
+ dev->netdev_ops = &tms380tr_netdev_ops;
dev->watchdog_timeo = HZ;
- dev->get_stats = tms380tr_get_stats;
- dev->set_multicast_list = &tms380tr_set_multicast_list;
- dev->set_mac_address = tms380tr_set_mac_address;
return 0;
}
-#ifdef MODULE
-
EXPORT_SYMBOL(tms380tr_open);
EXPORT_SYMBOL(tms380tr_close);
EXPORT_SYMBOL(tms380tr_interrupt);
EXPORT_SYMBOL(tmsdev_term);
EXPORT_SYMBOL(tms380tr_wait);
-struct module *TMS380_module = NULL;
+#ifdef MODULE
+
+static struct module *TMS380_module = NULL;
int init_module(void)
{
MODULE_LICENSE("GPL");
-\f
-/*
- * Local variables:
- * compile-command: "gcc -DMODVERSIONS -DMODULE -D__KERNEL__ -Wall -Wstrict-prototypes -O6 -fomit-frame-pointer -I/usr/src/linux/drivers/net/tokenring/ -c tms380tr.c"
- * alt-compile-command: "gcc -DMODULE -D__KERNEL__ -Wall -Wstrict-prototypes -O6 -fomit-frame-pointer -I/usr/src/linux/drivers/net/tokenring/ -c tms380tr.c"
- * c-set-style "K&R"
- * c-indent-level: 8
- * c-basic-offset: 8
- * tab-width: 8
- * End:
- */
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff