#include <linux/module.h>
-#include <linux/config.h>
#include <linux/pci.h>
+#include <linux/poison.h>
#include <linux/skbuff.h>
#include <linux/kernel.h>
#include <linux/vmalloc.h>
#include <linux/bitops.h>
#include <linux/wait.h>
#include <linux/jiffies.h>
-#include <asm/semaphore.h>
+#include <linux/mutex.h>
+
#include <asm/io.h>
#include <asm/uaccess.h>
#include <asm/atomic.h>
int flags);
static int idt77252_proc_read(struct atm_dev *dev, loff_t * pos,
char *page);
-static void idt77252_softint(void *dev_id);
+static void idt77252_softint(struct work_struct *work);
static struct atmdev_ops idt77252_ops =
gp = idt77252_read_gp(card) & ~(SAR_GP_EESCLK|SAR_GP_EECS|SAR_GP_EEDO);
- for (i = 0; i < sizeof(rdsrtab)/sizeof(rdsrtab[0]); i++) {
+ for (i = 0; i < ARRAY_SIZE(rdsrtab); i++) {
idt77252_write_gp(card, gp | rdsrtab[i]);
udelay(5);
}
gp = idt77252_read_gp(card) & ~(SAR_GP_EESCLK|SAR_GP_EECS|SAR_GP_EEDO);
- for (i = 0; i < sizeof(rdtab)/sizeof(rdtab[0]); i++) {
+ for (i = 0; i < ARRAY_SIZE(rdtab); i++) {
idt77252_write_gp(card, gp | rdtab[i]);
udelay(5);
}
gp = idt77252_read_gp(card) & ~(SAR_GP_EESCLK|SAR_GP_EECS|SAR_GP_EEDO);
- for (i = 0; i < sizeof(wrentab)/sizeof(wrentab[0]); i++) {
+ for (i = 0; i < ARRAY_SIZE(wrentab); i++) {
idt77252_write_gp(card, gp | wrentab[i]);
udelay(5);
}
idt77252_write_gp(card, gp | SAR_GP_EECS);
udelay(5);
- for (i = 0; i < sizeof(wrtab)/sizeof(wrtab[0]); i++) {
+ for (i = 0; i < ARRAY_SIZE(wrtab); i++) {
idt77252_write_gp(card, gp | wrtab[i]);
udelay(5);
}
{
struct scq_info *scq;
- scq = (struct scq_info *) kmalloc(sizeof(struct scq_info), GFP_KERNEL);
+ scq = kzalloc(sizeof(struct scq_info), GFP_KERNEL);
if (!scq)
return NULL;
- memset(scq, 0, sizeof(struct scq_info));
-
scq->base = pci_alloc_consistent(card->pcidev, SCQ_SIZE,
&scq->paddr);
if (scq->base == NULL) {
vcc = vc->rx_vcc;
pci_dma_sync_single_for_cpu(card->pcidev, IDT77252_PRV_PADDR(skb),
- skb->end - skb->data, PCI_DMA_FROMDEVICE);
+ skb_end_pointer(skb) - skb->data,
+ PCI_DMA_FROMDEVICE);
if ((vcc->qos.aal == ATM_AAL0) ||
(vcc->qos.aal == ATM_AAL34)) {
}
pci_unmap_single(card->pcidev, IDT77252_PRV_PADDR(skb),
- skb->end - skb->data, PCI_DMA_FROMDEVICE);
+ skb_end_pointer(skb) - skb->data,
+ PCI_DMA_FROMDEVICE);
sb_pool_remove(card, skb);
skb_trim(skb, len);
tail = readl(SAR_REG_RAWCT);
pci_dma_sync_single_for_cpu(card->pcidev, IDT77252_PRV_PADDR(queue),
- queue->end - queue->head - 16,
+ skb_end_pointer(queue) - queue->head - 16,
PCI_DMA_FROMDEVICE);
while (head != tail) {
queue = card->raw_cell_head;
pci_dma_sync_single_for_cpu(card->pcidev,
IDT77252_PRV_PADDR(queue),
- queue->end - queue->data,
+ (skb_end_pointer(queue) -
+ queue->data),
PCI_DMA_FROMDEVICE);
} else {
card->raw_cell_head = NULL;
u32 handle;
u32 addr;
- skb->data = skb->tail = skb->head;
+ skb->data = skb->head;
+ skb_reset_tail_pointer(skb);
skb->len = 0;
skb_reserve(skb, 16);
skb_put(skb, SAR_FB_SIZE_3);
break;
default:
- dev_kfree_skb(skb);
return -1;
}
}
paddr = pci_map_single(card->pcidev, skb->data,
- skb->end - skb->data,
+ skb_end_pointer(skb) - skb->data,
PCI_DMA_FROMDEVICE);
IDT77252_PRV_PADDR(skb) = paddr;
outunmap:
pci_unmap_single(card->pcidev, IDT77252_PRV_PADDR(skb),
- skb->end - skb->data, PCI_DMA_FROMDEVICE);
+ skb_end_pointer(skb) - skb->data, PCI_DMA_FROMDEVICE);
handle = IDT77252_PRV_POOL(skb);
card->sbpool[POOL_QUEUE(handle)].skb[POOL_INDEX(handle)] = NULL;
int err;
pci_dma_sync_single_for_device(card->pcidev, IDT77252_PRV_PADDR(skb),
- skb->end - skb->data, PCI_DMA_FROMDEVICE);
+ skb_end_pointer(skb) - skb->data,
+ PCI_DMA_FROMDEVICE);
err = push_rx_skb(card, skb, POOL_QUEUE(handle));
if (err) {
pci_unmap_single(card->pcidev, IDT77252_PRV_PADDR(skb),
- skb->end - skb->data, PCI_DMA_FROMDEVICE);
+ skb_end_pointer(skb) - skb->data,
+ PCI_DMA_FROMDEVICE);
sb_pool_remove(card, skb);
dev_kfree_skb(skb);
}
{
struct rate_estimator *est;
- est = kmalloc(sizeof(struct rate_estimator), GFP_KERNEL);
+ est = kzalloc(sizeof(struct rate_estimator), GFP_KERNEL);
if (!est)
return NULL;
- memset(est, 0, sizeof(*est));
-
est->maxcps = pcr < 0 ? -pcr : pcr;
est->cps = est->maxcps;
est->avcps = est->cps << 5;
set_bit(ATM_VF_ADDR, &vcc->flags);
- down(&card->mutex);
+ mutex_lock(&card->mutex);
OPRINTK("%s: opening vpi.vci: %d.%d\n", card->name, vpi, vci);
break;
default:
printk("%s: Unsupported AAL: %d\n", card->name, vcc->qos.aal);
- up(&card->mutex);
+ mutex_unlock(&card->mutex);
return -EPROTONOSUPPORT;
}
index = VPCI2VC(card, vpi, vci);
if (!card->vcs[index]) {
- card->vcs[index] = kmalloc(sizeof(struct vc_map), GFP_KERNEL);
+ card->vcs[index] = kzalloc(sizeof(struct vc_map), GFP_KERNEL);
if (!card->vcs[index]) {
printk("%s: can't alloc vc in open()\n", card->name);
- up(&card->mutex);
+ mutex_unlock(&card->mutex);
return -ENOMEM;
}
- memset(card->vcs[index], 0, sizeof(struct vc_map));
-
card->vcs[index]->card = card;
card->vcs[index]->index = index;
if (inuse) {
printk("%s: %s vci already in use.\n", card->name,
inuse == 1 ? "tx" : inuse == 2 ? "rx" : "tx and rx");
- up(&card->mutex);
+ mutex_unlock(&card->mutex);
return -EADDRINUSE;
}
if (vcc->qos.txtp.traffic_class != ATM_NONE) {
error = idt77252_init_tx(card, vc, vcc, &vcc->qos);
if (error) {
- up(&card->mutex);
+ mutex_unlock(&card->mutex);
return error;
}
}
if (vcc->qos.rxtp.traffic_class != ATM_NONE) {
error = idt77252_init_rx(card, vc, vcc, &vcc->qos);
if (error) {
- up(&card->mutex);
+ mutex_unlock(&card->mutex);
return error;
}
}
set_bit(ATM_VF_READY, &vcc->flags);
- up(&card->mutex);
+ mutex_unlock(&card->mutex);
return 0;
}
unsigned long addr;
unsigned long timeout;
- down(&card->mutex);
+ mutex_lock(&card->mutex);
IPRINTK("%s: idt77252_close: vc = %d (%d.%d)\n",
card->name, vc->index, vcc->vpi, vcc->vci);
free_scq(card, vc->scq);
}
- up(&card->mutex);
+ mutex_unlock(&card->mutex);
}
static int
struct vc_map *vc = vcc->dev_data;
int error = 0;
- down(&card->mutex);
+ mutex_lock(&card->mutex);
if (qos->txtp.traffic_class != ATM_NONE) {
if (!test_bit(VCF_TX, &vc->flags)) {
set_bit(ATM_VF_HASQOS, &vcc->flags);
out:
- up(&card->mutex);
+ mutex_unlock(&card->mutex);
return error;
}
}
static irqreturn_t
-idt77252_interrupt(int irq, void *dev_id, struct pt_regs *ptregs)
+idt77252_interrupt(int irq, void *dev_id)
{
struct idt77252_dev *card = dev_id;
u32 stat;
}
static void
-idt77252_softint(void *dev_id)
+idt77252_softint(struct work_struct *work)
{
- struct idt77252_dev *card = dev_id;
+ struct idt77252_dev *card =
+ container_of(work, struct idt77252_dev, tqueue);
u32 stat;
int done;
for (vci = 3; vci < 5; vci++) {
index = VPCI2VC(card, vpi, vci);
- vc = kmalloc(sizeof(struct vc_map), GFP_KERNEL);
+ vc = kzalloc(sizeof(struct vc_map), GFP_KERNEL);
if (!vc) {
printk("%s: can't alloc vc\n", card->name);
return -ENOMEM;
}
- memset(vc, 0, sizeof(struct vc_map));
-
vc->index = index;
card->vcs[index] = vc;
{
struct vc_map *vc;
- vc = kmalloc(sizeof(struct vc_map), GFP_KERNEL);
+ vc = kzalloc(sizeof(struct vc_map), GFP_KERNEL);
if (!vc) {
printk("%s: can't alloc vc\n", card->name);
return -ENOMEM;
}
- memset(vc, 0, sizeof(struct vc_map));
card->vcs[0] = vc;
vc->class = SCHED_UBR0;
if (skb) {
pci_unmap_single(card->pcidev,
IDT77252_PRV_PADDR(skb),
- skb->end - skb->data,
+ (skb_end_pointer(skb) -
+ skb->data),
PCI_DMA_FROMDEVICE);
card->sbpool[i].skb[j] = NULL;
dev_kfree_skb(skb);
writel(SAR_STAT_TMROF, SAR_REG_STAT);
}
IPRINTK("%s: Request IRQ ... ", card->name);
- if (request_irq(pcidev->irq, idt77252_interrupt, SA_INTERRUPT|SA_SHIRQ,
+ if (request_irq(pcidev->irq, idt77252_interrupt, IRQF_DISABLED|IRQF_SHARED,
card->name, card) != 0) {
printk("%s: can't allocate IRQ.\n", card->name);
deinit_card(card);
writel(SAR_CMD_WRITE_SRAM | (0 << 2), SAR_REG_CMD);
for (addr = 0x4000; addr < 0x80000; addr += 0x4000) {
- writel(0xdeadbeef, SAR_REG_DR0);
+ writel(ATM_POISON, SAR_REG_DR0);
writel(SAR_CMD_WRITE_SRAM | (addr << 2), SAR_REG_CMD);
writel(SAR_CMD_READ_SRAM | (0 << 2), SAR_REG_CMD);
unsigned long membase, srambase;
struct idt77252_dev *card;
struct atm_dev *dev;
- ushort revision = 0;
int i, err;
return err;
}
- if (pci_read_config_word(pcidev, PCI_REVISION_ID, &revision)) {
- printk("idt77252-%d: can't read PCI_REVISION_ID\n", index);
- err = -ENODEV;
- goto err_out_disable_pdev;
- }
-
- card = kmalloc(sizeof(struct idt77252_dev), GFP_KERNEL);
+ card = kzalloc(sizeof(struct idt77252_dev), GFP_KERNEL);
if (!card) {
printk("idt77252-%d: can't allocate private data\n", index);
err = -ENOMEM;
goto err_out_disable_pdev;
}
- memset(card, 0, sizeof(struct idt77252_dev));
-
- card->revision = revision;
+ card->revision = pcidev->revision;
card->index = index;
card->pcidev = pcidev;
sprintf(card->name, "idt77252-%d", card->index);
- INIT_WORK(&card->tqueue, idt77252_softint, (void *)card);
+ INIT_WORK(&card->tqueue, idt77252_softint);
membase = pci_resource_start(pcidev, 1);
srambase = pci_resource_start(pcidev, 2);
- init_MUTEX(&card->mutex);
+ mutex_init(&card->mutex);
spin_lock_init(&card->cmd_lock);
spin_lock_init(&card->tst_lock);
}
printk("%s: ABR SAR (Rev %c): MEM %08lx SRAM %08lx [%u KB]\n",
- card->name, ((revision > 1) && (revision < 25)) ?
- 'A' + revision - 1 : '?', membase, srambase,
+ card->name, ((card->revision > 1) && (card->revision < 25)) ?
+ 'A' + card->revision - 1 : '?', membase, srambase,
card->sramsize / 1024);
if (init_card(dev)) {
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff