#include <linux/timer.h>
#include <linux/interrupt.h>
#include <linux/bitops.h>
+#include <linux/slab.h>
#include <asm/io.h>
#include <asm/uaccess.h>
#include <asm/atomic.h>
#define ATM_SKB(s) (&(s)->atm)
#endif
- /* Spinlock debugging stuff */
-#ifdef NS_DEBUG_SPINLOCKS /* See nicstar.h */
-#define ns_grab_int_lock(card,flags) \
- do { \
- unsigned long nsdsf, nsdsf2; \
- local_irq_save(flags); \
- save_flags(nsdsf); cli();\
- if (nsdsf & (1<<9)) printk ("nicstar.c: ints %sabled -> enabled.\n", \
- (flags)&(1<<9)?"en":"dis"); \
- if (spin_is_locked(&(card)->int_lock) && \
- (card)->cpu_int == smp_processor_id()) { \
- printk("nicstar.c: line %d (cpu %d) int_lock already locked at line %d (cpu %d)\n", \
- __LINE__, smp_processor_id(), (card)->has_int_lock, \
- (card)->cpu_int); \
- printk("nicstar.c: ints were %sabled.\n", ((flags)&(1<<9)?"en":"dis")); \
- } \
- if (spin_is_locked(&(card)->res_lock) && \
- (card)->cpu_res == smp_processor_id()) { \
- printk("nicstar.c: line %d (cpu %d) res_lock locked at line %d (cpu %d)(trying int)\n", \
- __LINE__, smp_processor_id(), (card)->has_res_lock, \
- (card)->cpu_res); \
- printk("nicstar.c: ints were %sabled.\n", ((flags)&(1<<9)?"en":"dis")); \
- } \
- spin_lock_irq(&(card)->int_lock); \
- (card)->has_int_lock = __LINE__; \
- (card)->cpu_int = smp_processor_id(); \
- restore_flags(nsdsf); } while (0)
-#define ns_grab_res_lock(card,flags) \
- do { \
- unsigned long nsdsf, nsdsf2; \
- local_irq_save(flags); \
- save_flags(nsdsf); cli();\
- if (nsdsf & (1<<9)) printk ("nicstar.c: ints %sabled -> enabled.\n", \
- (flags)&(1<<9)?"en":"dis"); \
- if (spin_is_locked(&(card)->res_lock) && \
- (card)->cpu_res == smp_processor_id()) { \
- printk("nicstar.c: line %d (cpu %d) res_lock already locked at line %d (cpu %d)\n", \
- __LINE__, smp_processor_id(), (card)->has_res_lock, \
- (card)->cpu_res); \
- printk("nicstar.c: ints were %sabled.\n", ((flags)&(1<<9)?"en":"dis")); \
- } \
- spin_lock_irq(&(card)->res_lock); \
- (card)->has_res_lock = __LINE__; \
- (card)->cpu_res = smp_processor_id(); \
- restore_flags(nsdsf); } while (0)
-#define ns_grab_scq_lock(card,scq,flags) \
- do { \
- unsigned long nsdsf, nsdsf2; \
- local_irq_save(flags); \
- save_flags(nsdsf); cli();\
- if (nsdsf & (1<<9)) printk ("nicstar.c: ints %sabled -> enabled.\n", \
- (flags)&(1<<9)?"en":"dis"); \
- if (spin_is_locked(&(scq)->lock) && \
- (scq)->cpu_lock == smp_processor_id()) { \
- printk("nicstar.c: line %d (cpu %d) this scq_lock already locked at line %d (cpu %d)\n", \
- __LINE__, smp_processor_id(), (scq)->has_lock, \
- (scq)->cpu_lock); \
- printk("nicstar.c: ints were %sabled.\n", ((flags)&(1<<9)?"en":"dis")); \
- } \
- if (spin_is_locked(&(card)->res_lock) && \
- (card)->cpu_res == smp_processor_id()) { \
- printk("nicstar.c: line %d (cpu %d) res_lock locked at line %d (cpu %d)(trying scq)\n", \
- __LINE__, smp_processor_id(), (card)->has_res_lock, \
- (card)->cpu_res); \
- printk("nicstar.c: ints were %sabled.\n", ((flags)&(1<<9)?"en":"dis")); \
- } \
- spin_lock_irq(&(scq)->lock); \
- (scq)->has_lock = __LINE__; \
- (scq)->cpu_lock = smp_processor_id(); \
- restore_flags(nsdsf); } while (0)
-#else /* !NS_DEBUG_SPINLOCKS */
-#define ns_grab_int_lock(card,flags) \
- spin_lock_irqsave(&(card)->int_lock,(flags))
-#define ns_grab_res_lock(card,flags) \
- spin_lock_irqsave(&(card)->res_lock,(flags))
-#define ns_grab_scq_lock(card,scq,flags) \
- spin_lock_irqsave(&(scq)->lock,flags)
-#endif /* NS_DEBUG_SPINLOCKS */
-
/* Function declarations ******************************************************/
sram_address <<= 2;
sram_address &= 0x0007FFFC; /* address must be dword aligned */
sram_address |= 0x50000000; /* SRAM read command */
- ns_grab_res_lock(card, flags);
+ spin_lock_irqsave(&card->res_lock, flags);
while (CMD_BUSY(card));
writel(sram_address, card->membase + CMD);
while (CMD_BUSY(card));
count--; /* count range now is 0..3 instead of 1..4 */
c = count;
c <<= 2; /* to use increments of 4 */
- ns_grab_res_lock(card, flags);
+ spin_lock_irqsave(&card->res_lock, flags);
while (CMD_BUSY(card));
for (i = 0; i <= c; i += 4)
writel(*(value++), card->membase + i);
card->pcidev = pcidev;
membase = pci_resource_start(pcidev, 1);
card->membase = ioremap(membase, NS_IOREMAP_SIZE);
- if (card->membase == 0)
+ if (!card->membase)
{
printk("nicstar%d: can't ioremap() membase.\n",i);
error = 3;
if (mac[i] == NULL)
nicstar_init_eprom(card->membase);
- if (request_irq(pcidev->irq, &ns_irq_handler, IRQF_DISABLED | IRQF_SHARED, "nicstar", card) != 0)
- {
- printk("nicstar%d: can't allocate IRQ %d.\n", i, pcidev->irq);
- error = 9;
- ns_init_card_error(card, error);
- return error;
- }
-
/* Set the VPI/VCI MSb mask to zero so we can receive OAM cells */
writel(0x00000000, card->membase + VPM);
card->iovpool.count++;
}
- card->intcnt = 0;
-
/* Configure NICStAR */
if (card->rct_size == 4096)
ns_cfg_rctsize = NS_CFG_RCTSIZE_4096_ENTRIES;
card->efbie = 1;
+ card->intcnt = 0;
+ if (request_irq(pcidev->irq, &ns_irq_handler, IRQF_DISABLED | IRQF_SHARED, "nicstar", card) != 0)
+ {
+ printk("nicstar%d: can't allocate IRQ %d.\n", i, pcidev->irq);
+ error = 9;
+ ns_init_card_error(card, error);
+ return error;
+ }
+
/* Register device */
card->atmdev = atm_dev_register("nicstar", &atm_ops, -1, NULL);
if (card->atmdev == NULL)
}
}
- printk("nicstar%d: MAC address %02X:%02X:%02X:%02X:%02X:%02X\n", i,
- card->atmdev->esi[0], card->atmdev->esi[1], card->atmdev->esi[2],
- card->atmdev->esi[3], card->atmdev->esi[4], card->atmdev->esi[5]);
+ printk("nicstar%d: MAC address %pM\n", i, card->atmdev->esi);
card->atmdev->dev_data = card;
card->atmdev->ci_range.vpi_bits = card->vpibits;
card->lbfqc += 2;
}
- ns_grab_res_lock(card, flags);
+ spin_lock_irqsave(&card->res_lock, flags);
while (CMD_BUSY(card));
writel(addr2, card->membase + DR3);
PRINTK("nicstar%d: NICStAR generated an interrupt\n", card->index);
- ns_grab_int_lock(card, flags);
+ spin_lock_irqsave(&card->int_lock, flags);
stat_r = readl(card->membase + STAT);
unsigned long flags;
addr = NS_RCT + (vcc->vpi << card->vcibits | vcc->vci) * NS_RCT_ENTRY_SIZE;
- ns_grab_res_lock(card, flags);
+ spin_lock_irqsave(&card->res_lock, flags);
while(CMD_BUSY(card));
writel(NS_CMD_CLOSE_CONNECTION | addr << 2, card->membase + CMD);
spin_unlock_irqrestore(&card->res_lock, flags);
NS_SKB(iovb)->iovcnt);
NS_SKB(iovb)->iovcnt = 0;
NS_SKB(iovb)->vcc = NULL;
- ns_grab_int_lock(card, flags);
+ spin_lock_irqsave(&card->int_lock, flags);
recycle_iov_buf(card, iovb);
spin_unlock_irqrestore(&card->int_lock, flags);
vc->rx_iov = NULL;
for (;;)
{
- ns_grab_scq_lock(card, scq, flags);
+ spin_lock_irqsave(&scq->lock, flags);
scqep = scq->next;
if (scqep == scq->base)
scqep = scq->last;
unsigned long flags;
scq_info *scq = card->scq0;
- ns_grab_scq_lock(card, scq, flags);
+ spin_lock_irqsave(&scq->lock, flags);
for(i = 0; i < scq->num_entries; i++) {
if(scq->skb[i] && ATM_SKB(scq->skb[i])->vcc == vcc) {
u32 data;
int index;
- ns_grab_scq_lock(card, scq, flags);
+ spin_lock_irqsave(&scq->lock, flags);
while (scq->tail == scq->next)
{
if (in_interrupt()) {
scq->full = 1;
spin_unlock_irqrestore(&scq->lock, flags);
interruptible_sleep_on_timeout(&scq->scqfull_waitq, SCQFULL_TIMEOUT);
- ns_grab_scq_lock(card, scq, flags);
+ spin_lock_irqsave(&scq->lock, flags);
if (scq->full) {
spin_unlock_irqrestore(&scq->lock, flags);
if (has_run++) break;
spin_unlock_irqrestore(&scq->lock, flags);
interruptible_sleep_on_timeout(&scq->scqfull_waitq, SCQFULL_TIMEOUT);
- ns_grab_scq_lock(card, scq, flags);
+ spin_lock_irqsave(&scq->lock, flags);
}
if (!scq->full)
return;
}
- ns_grab_scq_lock(card, scq, flags);
+ spin_lock_irqsave(&scq->lock, flags);
i = (int) (scq->tail - scq->base);
if (++i == scq->num_entries)
i = 0;
skb->destructor = ns_lb_destructor;
#endif /* NS_USE_DESTRUCTORS */
skb_push(skb, NS_SMBUFSIZE);
- memcpy(skb->data, sb->data, NS_SMBUFSIZE);
+ skb_copy_from_linear_data(sb, skb->data, NS_SMBUFSIZE);
skb_put(skb, len - NS_SMBUFSIZE);
ATM_SKB(skb)->vcc = vcc;
__net_timestamp(skb);
{
/* Copy the small buffer to the huge buffer */
sb = (struct sk_buff *) iov->iov_base;
- memcpy(hb->data, sb->data, iov->iov_len);
+ skb_copy_from_linear_data(sb, hb->data, iov->iov_len);
skb_put(hb, iov->iov_len);
remaining = len - iov->iov_len;
iov++;
{
lb = (struct sk_buff *) iov->iov_base;
tocopy = min_t(int, remaining, iov->iov_len);
- memcpy(skb_tail_pointer(hb), lb->data, tocopy);
+ skb_copy_from_linear_data(lb, skb_tail_pointer(hb), tocopy);
skb_put(hb, tocopy);
iov++;
remaining -= tocopy;
{
struct sk_buff *hb;
- ns_grab_int_lock(card, flags);
+ spin_lock_irqsave(&card->int_lock, flags);
hb = skb_dequeue(&card->hbpool.queue);
card->hbpool.count--;
spin_unlock_irqrestore(&card->int_lock, flags);
if (hb == NULL)
return -ENOMEM;
NS_SKB_CB(hb)->buf_type = BUF_NONE;
- ns_grab_int_lock(card, flags);
+ spin_lock_irqsave(&card->int_lock, flags);
skb_queue_tail(&card->hbpool.queue, hb);
card->hbpool.count++;
spin_unlock_irqrestore(&card->int_lock, flags);
{
struct sk_buff *iovb;
- ns_grab_int_lock(card, flags);
+ spin_lock_irqsave(&card->int_lock, flags);
iovb = skb_dequeue(&card->iovpool.queue);
card->iovpool.count--;
spin_unlock_irqrestore(&card->int_lock, flags);
if (iovb == NULL)
return -ENOMEM;
NS_SKB_CB(iovb)->buf_type = BUF_NONE;
- ns_grab_int_lock(card, flags);
+ spin_lock_irqsave(&card->int_lock, flags);
skb_queue_tail(&card->iovpool.queue, iovb);
card->iovpool.count++;
spin_unlock_irqrestore(&card->int_lock, flags);
/* Probably it isn't worth spinning */
continue;
}
- ns_grab_int_lock(card, flags);
+ spin_lock_irqsave(&card->int_lock, flags);
stat_w = 0;
stat_r = readl(card->membase + STAT);
unsigned long flags;
card = dev->dev_data;
- ns_grab_res_lock(card, flags);
+ spin_lock_irqsave(&card->res_lock, flags);
while(CMD_BUSY(card));
writel((unsigned long) value, card->membase + DR0);
writel(NS_CMD_WRITE_UTILITY | 0x00000200 | (addr & 0x000000FF),
unsigned long data;
card = dev->dev_data;
- ns_grab_res_lock(card, flags);
+ spin_lock_irqsave(&card->res_lock, flags);
while(CMD_BUSY(card));
writel(NS_CMD_READ_UTILITY | 0x00000200 | (addr & 0x000000FF),
card->membase + CMD);
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff