* Rewritten for new CAN queues by Pavel Pisa - OCERA team member
* email:pisa@cmp.felk.cvut.cz
* This software is released under the GPL-License.
- * Version lincan-0.2 9 Jul 2003
+ * Version lincan-0.3 17 Jun 2004
*/
#include "../include/can.h"
if(!chip->chipspecops->irq_handler)
return 0;
- if (request_irq(chip->chip_irq,chip->chipspecops->irq_handler,SA_SHIRQ,DEVICE_NAME,chip))
- return -1;
- else {
- DEBUGMSG("Registered interrupt %d\n",chip->chip_irq);
- chip->flags |= CHIP_IRQ_SETUP;
+ if ((chip->flags & CHIP_IRQ_VME) == 0) {
+ if (request_irq(chip->chip_irq,chip->chipspecops->irq_handler,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. */
+#endif
}
return 1;
}
void can_chip_free_irq(struct chip_t *chip)
{
if((chip->flags & CHIP_IRQ_SETUP) && (chip->chip_irq>=0)) {
- free_irq(chip->chip_irq, chip);
- chip->flags &= ~CHIP_IRQ_SETUP;
+ if ((chip->flags & CHIP_IRQ_VME) == 0)
+ 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. */
+#endif
+ }
+ chip->flags &= ~CHIP_IRQ_SETUP;
}
}