#include "../include/setup.h"
#include "../include/finish.h"
+#ifdef CAN_ENABLE_VME_SUPPORT
+#include "ca91c042.h"
+/* Modified version of ca91c042 driver can be found in
+ * components/comm/contrib directory. */
+#endif
+
int init_hwspecops(struct candevice_t *candev, int *irqnum_p);
int init_device_struct(int card, int *chan_param_idx_p, int *irq_param_idx_p);
int init_chip_struct(struct candevice_t *candev, int chipnr, int irq, long baudrate);
#ifndef CAN_WITH_RTL
+can_irqreturn_t can_default_irq_dispatch(int irq, void *dev_id, struct pt_regs *regs)
+{
+ int retval;
+ struct chip_t *chip=(struct chip_t *)dev_id;
+
+ retval=chip->chipspecops->irq_handler(irq, chip);
+ return CAN_IRQ_RETVAL(retval);
+}
+
/**
* can_chip_setup_irq - attaches chip to the system interrupt processing
* @chip: pointer to CAN chip structure
return 0;
if ((chip->flags & CHIP_IRQ_VME) == 0) {
- if (request_irq(chip->chip_irq,chip->chipspecops->irq_handler,SA_SHIRQ,DEVICE_NAME,chip))
+ if (request_irq(chip->chip_irq,can_default_irq_dispatch,SA_SHIRQ,DEVICE_NAME,chip))
return -1;
else {
DEBUGMSG("Registered interrupt %d\n",chip->chip_irq);
chip->flags |= CHIP_IRQ_SETUP;
}
} else {
-#ifdef CAN_ENABLE_VME_SUPPORT
- /* TODO: Move here the irq setup from
- * unican_vme_request_io(). To do this, the VME bridge
- * driver should be modified. */
+#ifdef CAN_ENABLE_VME_SUPPORT
+ if (chip->chip_irq < 1 || chip->chip_irq > 255) {
+ CANMSG("Bad irq parameter. (1 <= irq <= 255).\n");
+ return -EINVAL;
+ }
+
+ request_vmeirq(chip->chip_irq, can_default_irq_dispatch, chip);
+ DEBUGMSG("Registered VME interrupt vector %d\n",chip->chip_irq);
+ chip->flags |= CHIP_IRQ_SETUP;
#endif
}
return 1;
free_irq(chip->chip_irq, chip);
else {
#ifdef CAN_ENABLE_VME_SUPPORT
- /* TODO: Move here the irq cleanup from
- * unican_vme_release_io(). To do this, the VME bridge
- * driver should be modified. */
+ free_vmeirq(chip->chip_irq);
#endif
}
chip->flags &= ~CHIP_IRQ_SETUP;