This commit was manufactured by cvs2svn to create tag

[linux-2.6.git] / drivers / scsi / aacraid / sa.c

diff --git a/drivers/scsi/aacraid/sa.c b/drivers/scsi/aacraid/sa.c
index 13e8818..23e3b76 100644 (file)
--- a/drivers/scsi/aacraid/sa.c
+++ b/drivers/scsi/aacraid/sa.c
@@ -81,6 +81,68 @@ static irqreturn_t aac_sa_intr(int irq, void *dev_id, struct pt_regs *regs)
        return IRQ_NONE;
 }
 
+/**
+ *     aac_sa_enable_interrupt -       enable an interrupt event
+ *     @dev: Which adapter to enable.
+ *     @event: Which adapter event.
+ *
+ *     This routine will enable the corresponding adapter event to cause an interrupt on 
+ *     the host.
+ */
+ 
+void aac_sa_enable_interrupt(struct aac_dev *dev, u32 event)
+{
+       switch (event) {
+
+       case HostNormCmdQue:
+               sa_writew(dev, SaDbCSR.PRICLEARIRQMASK, DOORBELL_1);
+               break;
+
+       case HostNormRespQue:
+               sa_writew(dev, SaDbCSR.PRICLEARIRQMASK, DOORBELL_2);
+               break;
+
+       case AdapNormCmdNotFull:
+               sa_writew(dev, SaDbCSR.PRICLEARIRQMASK, DOORBELL_3);
+               break;
+
+       case AdapNormRespNotFull:
+               sa_writew(dev, SaDbCSR.PRICLEARIRQMASK, DOORBELL_4);
+               break;
+       }
+}
+
+/**
+ *     aac_sa_disable_interrupt        -       disable an interrupt event
+ *     @dev: Which adapter to enable.
+ *     @event: Which adapter event.
+ *
+ *     This routine will enable the corresponding adapter event to cause an interrupt on 
+ *     the host.
+ */
+
+void aac_sa_disable_interrupt (struct aac_dev *dev, u32 event)
+{
+       switch (event) {
+
+       case HostNormCmdQue:
+               sa_writew(dev, SaDbCSR.PRISETIRQMASK, DOORBELL_1);
+               break;
+
+       case HostNormRespQue:
+               sa_writew(dev, SaDbCSR.PRISETIRQMASK, DOORBELL_2);
+               break;
+
+       case AdapNormCmdNotFull:
+               sa_writew(dev, SaDbCSR.PRISETIRQMASK, DOORBELL_3);
+               break;
+
+       case AdapNormRespNotFull:
+               sa_writew(dev, SaDbCSR.PRISETIRQMASK, DOORBELL_4);
+               break;
+       }
+}
+
 /**
  *     aac_sa_notify_adapter           -       handle adapter notification
  *     @dev:   Adapter that notification is for
@@ -295,7 +357,7 @@ int aac_sa_init(struct aac_dev *dev)
         */
        dprintk(("PREMAP\n"));
 
-       if((dev->regs.sa = ioremap((unsigned long)dev->scsi_host_ptr->base, 8192))==NULL)
+       if((dev->regs.sa = (struct sa_registers *)ioremap((unsigned long)dev->scsi_host_ptr->base, 8192))==NULL)
        {       
                printk(KERN_WARNING "aacraid: unable to map ARM.\n" );
                goto error_iounmap;
@@ -339,6 +401,8 @@ int aac_sa_init(struct aac_dev *dev)
         */
 
        dev->a_ops.adapter_interrupt = aac_sa_interrupt_adapter;
+       dev->a_ops.adapter_enable_int = aac_sa_enable_interrupt;
+       dev->a_ops.adapter_disable_int = aac_sa_disable_interrupt;
        dev->a_ops.adapter_notify = aac_sa_notify_adapter;
        dev->a_ops.adapter_sync_cmd = sa_sync_cmd;
        dev->a_ops.adapter_check_health = aac_sa_check_health;