* David S. Miller (davem@redhat.com)
* 2.01:
* 11/08/01: Use library crc32 functions (Matt_Domsch@dell.com)
- *
+ *
*/
#undef DEBUG_DRIVER
#include <asm/byteorder.h> /* Used by the checksum routines */
#include <asm/idprom.h>
#include <asm/sbus.h>
-#include <asm/openprom.h>
-#include <asm/oplib.h>
+#include <asm/prom.h>
#include <asm/auxio.h> /* For tpe-link-test? setting */
#include <asm/irq.h>
s16 length; /* Length is 2s complement (negative)! */
u16 misc;
};
-
+
/* The LANCE initialization block, described in databook. */
/* On the Sparc, this block should be on a DMA region */
struct lance_init_block {
u16 rx_len; /* receive len and high addr */
u16 tx_ptr; /* transmit descriptor addr */
u16 tx_len; /* transmit len and high addr */
-
+
/* The Tx and Rx ring entries must aligned on 8-byte boundaries. */
struct lance_rx_desc brx_ring[RX_RING_SIZE];
struct lance_tx_desc btx_ring[TX_RING_SIZE];
-
+
u8 tx_buf [TX_RING_SIZE][TX_BUFF_SIZE];
u8 pad[2]; /* align rx_buf for copy_and_sum(). */
u8 rx_buf [RX_RING_SIZE][RX_BUFF_SIZE];
void __iomem *dregs; /* DMA controller regs. */
struct lance_init_block __iomem *init_block_iomem;
struct lance_init_block *init_block_mem;
-
+
spinlock_t lock;
int rx_new, tx_new;
int rx_old, tx_old;
-
+
struct net_device_stats stats;
struct sbus_dma *ledma; /* If set this points to ledma */
char tpe; /* cable-selection is TPE */
dma_addr_t aib = lp->init_block_dvma;
__u32 leptr;
int i;
-
+
/* Lock out other processes while setting up hardware */
netif_stop_queue(dev);
lp->rx_new = lp->tx_new = 0;
}
/* Setup the initialization block */
-
+
/* Setup rx descriptor pointer */
leptr = LANCE_ADDR(aib + libdesc_offset(brx_ring, 0));
ib->rx_len = (LANCE_LOG_RX_BUFFERS << 13) | (leptr >> 16);
ib->rx_ptr = leptr;
-
+
/* Setup tx descriptor pointer */
leptr = LANCE_ADDR(aib + libdesc_offset(btx_ring, 0));
ib->tx_len = (LANCE_LOG_TX_BUFFERS << 13) | (leptr >> 16);
struct lance_init_block __iomem *ib = lp->init_block_iomem;
u32 leptr;
int i;
-
+
/* Lock out other processes while setting up hardware */
netif_stop_queue(dev);
lp->rx_new = lp->tx_new = 0;
}
/* Setup the initialization block */
-
+
/* Setup rx descriptor pointer */
leptr = libdesc_offset(brx_ring, 0);
sbus_writew((LANCE_LOG_RX_BUFFERS << 13) | (leptr >> 16),
&ib->rx_len);
sbus_writew(leptr, &ib->rx_ptr);
-
+
/* Setup tx descriptor pointer */
leptr = libdesc_offset(btx_ring, 0);
sbus_writew((LANCE_LOG_TX_BUFFERS << 13) | (leptr >> 16),
lp->rx_new = RX_NEXT(entry);
return;
}
-
+
lp->stats.rx_bytes += len;
- skb->dev = dev;
skb_reserve(skb, 2); /* 16 byte align */
skb_put(skb, len); /* make room */
- eth_copy_and_sum(skb,
+ skb_copy_to_linear_data(skb,
(unsigned char *)&(ib->rx_buf [entry][0]),
- len, 0);
+ len);
skb->protocol = eth_type_trans(skb, dev);
netif_rx(skb);
dev->last_rx = jiffies;
/* If we hit a packet not owned by us, stop */
if (bits & LE_T1_OWN)
break;
-
+
if (bits & LE_T1_ERR) {
u16 status = td->misc;
-
+
lp->stats.tx_errors++;
if (status & LE_T3_RTY) lp->stats.tx_aborted_errors++;
if (status & LE_T3_LCOL) lp->stats.tx_window_errors++;
lp->stats.tx_packets++;
}
-
+
j = TX_NEXT(j);
}
lp->tx_old = j;
lp->rx_new = RX_NEXT(entry);
return;
}
-
+
lp->stats.rx_bytes += len;
- skb->dev = dev;
skb_reserve (skb, 2); /* 16 byte align */
skb_put(skb, len); /* make room */
lance_piocopy_to_skb(skb, &(ib->rx_buf[entry][0]), len);
/* If we hit a packet not owned by us, stop */
if (bits & LE_T1_OWN)
break;
-
+
if (bits & LE_T1_ERR) {
u16 status = sbus_readw(&td->misc);
-
+
lp->stats.tx_errors++;
if (status & LE_T3_RTY) lp->stats.tx_aborted_errors++;
if (status & LE_T3_LCOL) lp->stats.tx_window_errors++;
lp->stats.tx_packets++;
}
-
+
j = TX_NEXT(j);
}
lp->tx_old = j;
spin_unlock(&lp->lock);
}
-static irqreturn_t lance_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t lance_interrupt(int irq, void *dev_id)
{
- struct net_device *dev = (struct net_device *)dev_id;
+ struct net_device *dev = dev_id;
struct lance_private *lp = netdev_priv(dev);
int csr0;
-
+
sbus_writew(LE_CSR0, lp->lregs + RAP);
csr0 = sbus_readw(lp->lregs + RDP);
/* Acknowledge all the interrupt sources ASAP */
sbus_writew(csr0 & (LE_C0_INTR | LE_C0_TINT | LE_C0_RINT),
lp->lregs + RDP);
-
+
if ((csr0 & LE_C0_ERR) != 0) {
/* Clear the error condition */
sbus_writew((LE_C0_BABL | LE_C0_ERR | LE_C0_MISS |
LE_C0_CERR | LE_C0_MERR),
lp->lregs + RDP);
}
-
+
if (csr0 & LE_C0_RINT)
lp->rx(dev);
-
+
if (csr0 & LE_C0_TINT)
lp->tx(dev);
-
+
if (csr0 & LE_C0_BABL)
lp->stats.tx_errors++;
{
struct lance_private *lp = netdev_priv(dev);
int status;
-
+
STOP_LANCE(lp);
/* On the 4m, reset the dma too */
struct lance_init_block *ib = lp->init_block_mem;
ib->btx_ring [entry].length = (-len) | 0xf000;
ib->btx_ring [entry].misc = 0;
- memcpy((char *)&ib->tx_buf [entry][0], skb->data, skblen);
+ skb_copy_from_linear_data(skb, &ib->tx_buf [entry][0], skblen);
if (len != skblen)
memset((char *) &ib->tx_buf [entry][skblen], 0, len - skblen);
ib->btx_ring [entry].tmd1_bits = (LE_T1_POK | LE_T1_OWN);
dev->trans_start = jiffies;
dev_kfree_skb(skb);
-
+
return 0;
}
int i;
u32 crc;
u32 val;
-
+
/* set all multicast bits */
if (dev->flags & IFF_ALLMULTI)
val = ~0;
if (dev->flags & IFF_ALLMULTI)
return;
-
+
/* Add addresses */
for (i = 0; i < dev->mc_count; i++) {
addrs = dmi->dmi_addr;
return 1;
}
-static struct ethtool_ops sparc_lance_ethtool_ops = {
+static const struct ethtool_ops sparc_lance_ethtool_ops = {
.get_drvinfo = sparc_lance_get_drvinfo,
.get_link = sparc_lance_get_link,
};
-static int __init sparc_lance_probe_one(struct sbus_dev *sdev,
- struct sbus_dma *ledma,
- struct sbus_dev *lebuffer)
+static int __devinit sparc_lance_probe_one(struct sbus_dev *sdev,
+ struct sbus_dma *ledma,
+ struct sbus_dev *lebuffer)
{
static unsigned version_printed;
+ struct device_node *dp = sdev->ofdev.node;
struct net_device *dev;
struct lance_private *lp;
int i;
lp->rx = lance_rx_dvma;
lp->tx = lance_tx_dvma;
}
- lp->busmaster_regval = prom_getintdefault(sdev->prom_node,
- "busmaster-regval",
- (LE_C3_BSWP | LE_C3_ACON |
- LE_C3_BCON));
+ lp->busmaster_regval = of_getintprop_default(dp, "busmaster-regval",
+ (LE_C3_BSWP |
+ LE_C3_ACON |
+ LE_C3_BCON));
lp->name = lancestr;
lp->ledma = ledma;
lp->burst_sizes = 0;
if (lp->ledma) {
- char prop[6];
+ struct device_node *ledma_dp = ledma->sdev->ofdev.node;
+ const char *prop;
unsigned int sbmask;
u32 csr;
/* Find burst-size property for ledma */
- lp->burst_sizes = prom_getintdefault(ledma->sdev->prom_node,
- "burst-sizes", 0);
+ lp->burst_sizes = of_getintprop_default(ledma_dp,
+ "burst-sizes", 0);
/* ledma may be capable of fast bursts, but sbus may not. */
- sbmask = prom_getintdefault(ledma->sdev->bus->prom_node,
- "burst-sizes", DMA_BURSTBITS);
+ sbmask = of_getintprop_default(ledma_dp, "burst-sizes",
+ DMA_BURSTBITS);
lp->burst_sizes &= sbmask;
/* Get the cable-selection property */
- memset(prop, 0, sizeof(prop));
- prom_getstring(ledma->sdev->prom_node, "cable-selection",
- prop, sizeof(prop));
- if (prop[0] == 0) {
- int topnd, nd;
+ prop = of_get_property(ledma_dp, "cable-selection", NULL);
+ if (!prop || prop[0] == '\0') {
+ struct device_node *nd;
- printk(KERN_INFO "SunLance: using auto-carrier-detection.\n");
+ printk(KERN_INFO "SunLance: using "
+ "auto-carrier-detection.\n");
- /* Is this found at /options .attributes in all
- * Prom versions? XXX
- */
- topnd = prom_getchild(prom_root_node);
-
- nd = prom_searchsiblings(topnd, "options");
+ nd = of_find_node_by_path("/options");
if (!nd)
goto no_link_test;
- if (!prom_node_has_property(nd, "tpe-link-test?"))
+ prop = of_get_property(nd, "tpe-link-test?", NULL);
+ if (!prop)
goto no_link_test;
- memset(prop, 0, sizeof(prop));
- prom_getstring(nd, "tpe-link-test?", prop,
- sizeof(prop));
-
if (strcmp(prop, "true")) {
printk(KERN_NOTICE "SunLance: warning: overriding option "
"'tpe-link-test?'\n");
}
/* On 4m, find the associated dma for the lance chip */
-static inline struct sbus_dma *find_ledma(struct sbus_dev *sdev)
+static struct sbus_dma * __devinit find_ledma(struct sbus_dev *sdev)
{
struct sbus_dma *p;
/* Find all the lance cards on the system and initialize them */
static struct sbus_dev sun4_sdev;
-static int __init sparc_lance_init(void)
+static int __devinit sparc_lance_init(void)
{
if ((idprom->id_machtype == (SM_SUN4|SM_4_330)) ||
(idprom->id_machtype == (SM_SUN4|SM_4_470))) {
struct lance_private *lp = dev_get_drvdata(&sun4_sdev.ofdev.dev);
struct net_device *net_dev = lp->dev;
- unregister_netdevice(net_dev);
+ unregister_netdev(net_dev);
lance_free_hwresources(lp);
static int __devinit sunlance_sbus_probe(struct of_device *dev, const struct of_device_id *match)
{
struct sbus_dev *sdev = to_sbus_device(&dev->dev);
- struct device_node *dp = dev->node;
int err;
- if (!strcmp(dp->name, "le")) {
- err = sparc_lance_probe_one(sdev, NULL, NULL);
- } else if (!strcmp(dp->name, "ledma")) {
- struct sbus_dma *ledma = find_ledma(sdev);
+ if (sdev->parent) {
+ struct of_device *parent = &sdev->parent->ofdev;
- err = sparc_lance_probe_one(sdev->child, ledma, NULL);
- } else {
- BUG_ON(strcmp(dp->name, "lebuffer"));
+ if (!strcmp(parent->node->name, "ledma")) {
+ struct sbus_dma *ledma = find_ledma(to_sbus_device(&parent->dev));
- err = sparc_lance_probe_one(sdev->child, NULL, sdev);
- }
+ err = sparc_lance_probe_one(sdev, ledma, NULL);
+ } else if (!strcmp(parent->node->name, "lebuffer")) {
+ err = sparc_lance_probe_one(sdev, NULL, to_sbus_device(&parent->dev));
+ } else
+ err = sparc_lance_probe_one(sdev, NULL, NULL);
+ } else
+ err = sparc_lance_probe_one(sdev, NULL, NULL);
return err;
}
struct lance_private *lp = dev_get_drvdata(&dev->dev);
struct net_device *net_dev = lp->dev;
- unregister_netdevice(net_dev);
+ unregister_netdev(net_dev);
lance_free_hwresources(lp);
{
.name = "le",
},
- {
- .name = "ledma",
- },
- {
- .name = "lebuffer",
- },
{},
};