/********** interrupt handler **********/
-static irqreturn_t interrupt_handler(int irq, void *dev_id,
- struct pt_regs *pt_regs) {
+static irqreturn_t interrupt_handler(int irq, void *dev_id) {
hrz_dev * dev = (hrz_dev *) dev_id;
u32 int_source;
unsigned int irq_ok;
- (void) pt_regs;
PRINTD (DBG_FLOW, "interrupt_handler: %p", dev_id);
- if (!dev_id) {
- PRINTD (DBG_IRQ|DBG_ERR, "irq with NULL dev_id: %d", irq);
- return IRQ_NONE;
- }
- if (irq != dev->irq) {
- PRINTD (DBG_IRQ|DBG_ERR, "irq mismatch: %d", irq);
- return IRQ_NONE;
- }
-
// definitely for us
irq_ok = 0;
while ((int_source = rd_regl (dev, INT_SOURCE_REG_OFF)
// a.k.a. prepare the channel and remember that we have done so.
tx_ch_desc * tx_desc = &memmap->tx_descs[tx_channel];
- u16 rd_ptr;
- u16 wr_ptr;
+ u32 rd_ptr;
+ u32 wr_ptr;
u16 channel = vcc->channel;
unsigned long flags;
goto out_disable;
}
- dev = kmalloc(sizeof(hrz_dev), GFP_KERNEL);
+ dev = kzalloc(sizeof(hrz_dev), GFP_KERNEL);
if (!dev) {
// perhaps we should be nice: deregister all adapters and abort?
PRINTD(DBG_ERR, "out of memory");
goto out_release;
}
- memset(dev, 0, sizeof(hrz_dev));
-
pci_set_drvdata(pci_dev, dev);
// grab IRQ and install handler - move this someplace more sensible
irq = pci_dev->irq;
if (request_irq(irq,
interrupt_handler,
- SA_SHIRQ, /* irqflags guess */
+ IRQF_SHARED, /* irqflags guess */
DEV_LABEL, /* name guess */
dev)) {
PRINTD(DBG_WARN, "request IRQ failed!");